PreferenceActivity.java revision 49bdc1681e58bd01174673042c42f65bb34943dd
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2007 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.preference; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackbornimport android.app.Fragment; 20c6669ca63299219d815464129dac051ab2404286Dianne Hackbornimport android.app.FragmentBreadCrumbs; 213a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackbornimport android.app.FragmentManager; 22aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadlerimport android.app.FragmentTransaction; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.app.ListActivity; 24b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackbornimport android.content.Context; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Intent; 2650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackbornimport android.content.res.Resources; 27b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackbornimport android.content.res.TypedArray; 28b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackbornimport android.content.res.XmlResourceParser; 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Bundle; 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Handler; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Message; 32a21e3da55940e239addd80bf379091a1d85d006fDianne Hackbornimport android.os.Parcel; 33a21e3da55940e239addd80bf379091a1d85d006fDianne Hackbornimport android.os.Parcelable; 3419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ngimport android.text.TextUtils; 35b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackbornimport android.util.AttributeSet; 3650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackbornimport android.util.TypedValue; 37b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackbornimport android.util.Xml; 38b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackbornimport android.view.LayoutInflater; 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.View; 40405c1af75607fafdb1d6faf34e13e032e4934787Amith Yamasaniimport android.view.View.OnClickListener; 4139725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunneimport android.view.ViewGroup; 42a21e3da55940e239addd80bf379091a1d85d006fDianne Hackbornimport android.widget.AbsListView; 43b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackbornimport android.widget.ArrayAdapter; 4439725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunneimport android.widget.BaseAdapter; 4519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ngimport android.widget.Button; 465c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackbornimport android.widget.FrameLayout; 47b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackbornimport android.widget.ImageView; 48b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackbornimport android.widget.ListView; 49b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackbornimport android.widget.TextView; 50b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 5139725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunneimport com.android.internal.util.XmlUtils; 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 53405c1af75607fafdb1d6faf34e13e032e4934787Amith Yamasaniimport org.xmlpull.v1.XmlPullParser; 54405c1af75607fafdb1d6faf34e13e032e4934787Amith Yamasaniimport org.xmlpull.v1.XmlPullParserException; 55405c1af75607fafdb1d6faf34e13e032e4934787Amith Yamasani 5639725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunneimport java.io.IOException; 5739725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunneimport java.util.ArrayList; 5839725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunneimport java.util.List; 5939725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 61b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * This is the base class for an activity to show a hierarchy of preferences 62b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * to the user. Prior to {@link android.os.Build.VERSION_CODES#HONEYCOMB} 63b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * this class only allowed the display of a single set of preference; this 64b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * functionality should now be found in the new {@link PreferenceFragment} 65b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * class. If you are using PreferenceActivity in its old mode, the documentation 66b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * there applies to the deprecated APIs here. 67b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 6839725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne * <p>This activity shows one or more headers of preferences, each of which 69b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * is associated with a {@link PreferenceFragment} to display the preferences 70b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * of that header. The actual layout and display of these associations can 71b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * however vary; currently there are two major approaches it may take: 72b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 73b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * <ul> 74b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * <li>On a small screen it may display only the headers as a single list 75b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * when first launched. Selecting one of the header items will re-launch 76b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * the activity with it only showing the PreferenceFragment of that header. 77b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * <li>On a large screen in may display both the headers and current 78b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * PreferenceFragment together as panes. Selecting a header item switches 79b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * to showing the correct PreferenceFragment for that item. 80b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * </ul> 81b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 82b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * <p>Subclasses of PreferenceActivity should implement 83b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * {@link #onBuildHeaders} to populate the header list with the desired 84b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * items. Doing this implicitly switches the class into its new "headers 85b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * + fragments" mode rather than the old style of just showing a single 86b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * preferences list. 87cdd0c59a0108036895796dcb2bea69ff5eef26caScott Main * 88cdd0c59a0108036895796dcb2bea69ff5eef26caScott Main * <div class="special reference"> 89cdd0c59a0108036895796dcb2bea69ff5eef26caScott Main * <h3>Developer Guides</h3> 90cdd0c59a0108036895796dcb2bea69ff5eef26caScott Main * <p>For information about using {@code PreferenceActivity}, 91cdd0c59a0108036895796dcb2bea69ff5eef26caScott Main * read the <a href="{@docRoot}guide/topics/ui/settings.html">Settings</a> 92cdd0c59a0108036895796dcb2bea69ff5eef26caScott Main * guide.</p> 93cdd0c59a0108036895796dcb2bea69ff5eef26caScott Main * </div> 94b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 95b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * <a name="SampleCode"></a> 96b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * <h3>Sample Code</h3> 97b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 98b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * <p>The following sample code shows a simple preference activity that 99b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * has two different sets of preferences. The implementation, consisting 100b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * of the activity itself as well as its two preference fragments is:</p> 101b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 102b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * {@sample development/samples/ApiDemos/src/com/example/android/apis/preference/PreferenceWithHeaders.java 103b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * activity} 10419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng * 105b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * <p>The preference_headers resource describes the headers to be displayed 106b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * and the fragments associated with them. It is: 107b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 108b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * {@sample development/samples/ApiDemos/res/xml/preference_headers.xml headers} 109b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 110b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * <p>The first header is shown by Prefs1Fragment, which populates itself 111b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * from the following XML resource:</p> 112b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * 113b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * {@sample development/samples/ApiDemos/res/xml/fragmented_preferences.xml preferences} 114b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * 115b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * <p>Note that this XML resource contains a preference screen holding another 116b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * fragment, the Prefs1FragmentInner implemented here. This allows the user 117b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * to traverse down a hierarchy of preferences; pressing back will pop each 118b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * fragment off the stack to return to the previous preferences. 119b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * 120b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * <p>See {@link PreferenceFragment} for information on implementing the 121b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * fragments themselves. 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic abstract class PreferenceActivity extends ListActivity implements 124b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn PreferenceManager.OnPreferenceTreeClickListener, 125b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn PreferenceFragment.OnPreferenceStartFragmentCallback { 12619ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 127a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // Constants for state save/restore 128a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn private static final String HEADERS_TAG = ":android:headers"; 129a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn private static final String CUR_HEADER_TAG = ":android:cur_header"; 130a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn private static final String PREFERENCES_TAG = ":android:preferences"; 13119ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 132b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 133b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * When starting this activity, the invoking Intent can contain this extra 134b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * string to specify which fragment should be initially displayed. 135b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 136b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public static final String EXTRA_SHOW_FRAGMENT = ":android:show_fragment"; 137b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 138b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 139b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * When starting this activity and using {@link #EXTRA_SHOW_FRAGMENT}, 140e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * this extra can also be specified to supply a Bundle of arguments to pass 141b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * to that fragment when it is instantiated during the initial creation 142b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * of PreferenceActivity. 143b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 144b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public static final String EXTRA_SHOW_FRAGMENT_ARGUMENTS = ":android:show_fragment_args"; 145b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 146b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 147e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * When starting this activity and using {@link #EXTRA_SHOW_FRAGMENT}, 148e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * this extra can also be specify to supply the title to be shown for 149e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * that fragment. 150e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn */ 151e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn public static final String EXTRA_SHOW_FRAGMENT_TITLE = ":android:show_fragment_title"; 152e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn 153e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn /** 154e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * When starting this activity and using {@link #EXTRA_SHOW_FRAGMENT}, 155e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * this extra can also be specify to supply the short title to be shown for 156e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * that fragment. 157e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn */ 158e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn public static final String EXTRA_SHOW_FRAGMENT_SHORT_TITLE 159e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn = ":android:show_fragment_short_title"; 160e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn 161e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn /** 162b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * When starting this activity, the invoking Intent can contain this extra 163b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * boolean that the header list should not be displayed. This is most often 164b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * used in conjunction with {@link #EXTRA_SHOW_FRAGMENT} to launch 165b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * the activity to display a specific fragment that the user has navigated 166b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * to. 167b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 168b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public static final String EXTRA_NO_HEADERS = ":android:no_headers"; 169b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 170b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn private static final String BACK_STACK_PREFS = ":android:prefs"; 171b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn 17219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng // extras that allow any preference activity to be launched as part of a wizard 17319ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 17419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng // show Back and Next buttons? takes boolean parameter 17519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng // Back will then return RESULT_CANCELED and Next RESULT_OK 17619ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng private static final String EXTRA_PREFS_SHOW_BUTTON_BAR = "extra_prefs_show_button_bar"; 17719ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 17809dbf1844016682ed461d080e32a43d0086e767dFreeman Ng // add a Skip button? 17909dbf1844016682ed461d080e32a43d0086e767dFreeman Ng private static final String EXTRA_PREFS_SHOW_SKIP = "extra_prefs_show_skip"; 18009dbf1844016682ed461d080e32a43d0086e767dFreeman Ng 18119ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng // specify custom text for the Back or Next buttons, or cause a button to not appear 18219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng // at all by setting it to null 18319ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng private static final String EXTRA_PREFS_SET_NEXT_TEXT = "extra_prefs_set_next_text"; 18419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng private static final String EXTRA_PREFS_SET_BACK_TEXT = "extra_prefs_set_back_text"; 18519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 186b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn // --- State for new mode when showing a list of headers + prefs fragment 187b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 188b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn private final ArrayList<Header> mHeaders = new ArrayList<Header>(); 189b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 1905c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn private FrameLayout mListFooter; 1915c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn 1923c9f519f898f8fc809550199ea823c0225c682a8Amith Yamasani private ViewGroup mPrefsContainer; 193b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 194c6669ca63299219d815464129dac051ab2404286Dianne Hackborn private FragmentBreadCrumbs mFragmentBreadCrumbs; 195c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 196b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn private boolean mSinglePane; 197b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 198a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn private Header mCurHeader; 199a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 200b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn // --- State for old mode when showing a single preference list 20119ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PreferenceManager mPreferenceManager; 20319ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 204e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell private Bundle mSavedInstanceState; 205e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell 206b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn // --- Common state 207b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 208b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn private Button mNextButton; 209b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The starting request code given out to preference framework. 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int FIRST_REQUEST_CODE = 100; 21419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 2153e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn private static final int MSG_BIND_PREFERENCES = 1; 2163e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn private static final int MSG_BUILD_HEADERS = 2; 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Handler mHandler = new Handler() { 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void handleMessage(Message msg) { 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (msg.what) { 221a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn case MSG_BIND_PREFERENCES: { 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bindPreferences(); 223a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } break; 224a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn case MSG_BUILD_HEADERS: { 225a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn ArrayList<Header> oldHeaders = new ArrayList<Header>(mHeaders); 226a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn mHeaders.clear(); 227b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn onBuildHeaders(mHeaders); 22839725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne if (mAdapter instanceof BaseAdapter) { 22939725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne ((BaseAdapter) mAdapter).notifyDataSetChanged(); 23083681eb6003d69f095547d10bdd96822e30432c2Andrew Stadler } 2315c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn Header header = onGetNewHeader(); 2325c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn if (header != null && header.fragment != null) { 233a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn Header mappedHeader = findBestMatchingHeader(header, oldHeaders); 234a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (mappedHeader == null || mCurHeader != mappedHeader) { 235a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn switchToHeader(header); 236a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 237a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else if (mCurHeader != null) { 238a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn Header mappedHeader = findBestMatchingHeader(mCurHeader, mHeaders); 239a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (mappedHeader != null) { 240a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn setSelectedHeader(mappedHeader); 241a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 2425c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } 243a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } break; 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 248468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler private static class HeaderAdapter extends ArrayAdapter<Header> { 249468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler private static class HeaderViewHolder { 250468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler ImageView icon; 251468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler TextView title; 252468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler TextView summary; 253468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler } 254b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 255b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn private LayoutInflater mInflater; 256b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 257b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn public HeaderAdapter(Context context, List<Header> objects) { 258b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn super(context, 0, objects); 259b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn mInflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); 260b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 261b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 262b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn @Override 263b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn public View getView(int position, View convertView, ViewGroup parent) { 264b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn HeaderViewHolder holder; 265b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn View view; 266b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 267b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (convertView == null) { 268d0fa371f276fde32d81c037006941bc93da0bb03Dianne Hackborn view = mInflater.inflate(com.android.internal.R.layout.preference_header_item, 269b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn parent, false); 270b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn holder = new HeaderViewHolder(); 271468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler holder.icon = (ImageView) view.findViewById(com.android.internal.R.id.icon); 272468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler holder.title = (TextView) view.findViewById(com.android.internal.R.id.title); 273468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler holder.summary = (TextView) view.findViewById(com.android.internal.R.id.summary); 274b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn view.setTag(holder); 275b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } else { 276b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn view = convertView; 277468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler holder = (HeaderViewHolder) view.getTag(); 278b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 279b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 280468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler // All view fields must be updated every time, because the view may be recycled 281b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn Header header = getItem(position); 282a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn holder.icon.setImageResource(header.iconRes); 28350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn holder.title.setText(header.getTitle(getContext().getResources())); 28450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn CharSequence summary = header.getSummary(getContext().getResources()); 28550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (!TextUtils.isEmpty(summary)) { 286468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler holder.summary.setVisibility(View.VISIBLE); 28750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn holder.summary.setText(summary); 28850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } else { 28950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn holder.summary.setVisibility(View.GONE); 290468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler } 291b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 292b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn return view; 293b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 294b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 295b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 296b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 297a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * Default value for {@link Header#id Header.id} indicating that no 298a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * identifier value is set. All other values (including those below -1) 299a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * are valid. 300a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn */ 301a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public static final long HEADER_ID_UNDEFINED = -1; 302a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 303a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn /** 304b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Description of a single Header item that the user can select. 305b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 306a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public static final class Header implements Parcelable { 307a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn /** 308a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * Identifier for this header, to correlate with a new list when 309a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * it is updated. The default value is 310a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * {@link PreferenceActivity#HEADER_ID_UNDEFINED}, meaning no id. 311a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_id 312a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn */ 313a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public long id = HEADER_ID_UNDEFINED; 314a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 315b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 31650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * Resource ID of title of the header that is shown to the user. 31750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_title 31850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn */ 31950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn public int titleRes; 32050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn 32150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn /** 322b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Title of the header that is shown to the user. 323b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_title 324b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 325468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler public CharSequence title; 326b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 327b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 32850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * Resource ID of optional summary describing what this header controls. 32950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_summary 33050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn */ 33150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn public int summaryRes; 33250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn 33350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn /** 334b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Optional summary describing what this header controls. 335b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_summary 336b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 337468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler public CharSequence summary; 338b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 339b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 34050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * Resource ID of optional text to show as the title in the bread crumb. 34150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_breadCrumbTitle 34250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn */ 34350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn public int breadCrumbTitleRes; 34450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn 34550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn /** 346c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Optional text to show as the title in the bread crumb. 347c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_breadCrumbTitle 348c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 349c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public CharSequence breadCrumbTitle; 350c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 351c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 35250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * Resource ID of optional text to show as the short title in the bread crumb. 35350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_breadCrumbShortTitle 35450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn */ 35550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn public int breadCrumbShortTitleRes; 35650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn 35750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn /** 358c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Optional text to show as the short title in the bread crumb. 359c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_breadCrumbShortTitle 360c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 361c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public CharSequence breadCrumbShortTitle; 362c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 363c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 364b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Optional icon resource to show for this header. 365b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_icon 366b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 367468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler public int iconRes; 368b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 369b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 370b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Full class name of the fragment to display when this header is 371b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * selected. 372b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_fragment 373b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 374468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler public String fragment; 375b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 376b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 377b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Optional arguments to supply to the fragment when it is 378b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * instantiated. 379b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 380468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler public Bundle fragmentArguments; 3815c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn 3825c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn /** 3835c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn * Intent to launch when the preference is selected. 3845c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn */ 3855c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn public Intent intent; 386a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 387a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn /** 388a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * Optional additional data for use by subclasses of PreferenceActivity. 389a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn */ 390a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public Bundle extras; 391a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 392a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public Header() { 39339725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne // Empty 394a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 395a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 39650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn /** 39750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * Return the currently set title. If {@link #titleRes} is set, 39850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * this resource is loaded from <var>res</var> and returned. Otherwise 39950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * {@link #title} is returned. 40050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn */ 40150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn public CharSequence getTitle(Resources res) { 40250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (titleRes != 0) { 40350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn return res.getText(titleRes); 40450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 40550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn return title; 40650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 40750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn 40850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn /** 40950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * Return the currently set summary. If {@link #summaryRes} is set, 41050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * this resource is loaded from <var>res</var> and returned. Otherwise 41150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * {@link #summary} is returned. 41250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn */ 41350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn public CharSequence getSummary(Resources res) { 41450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (summaryRes != 0) { 41550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn return res.getText(summaryRes); 41650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 4179d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn return summary; 41850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 41950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn 42050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn /** 42150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * Return the currently set bread crumb title. If {@link #breadCrumbTitleRes} is set, 42250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * this resource is loaded from <var>res</var> and returned. Otherwise 42350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * {@link #breadCrumbTitle} is returned. 42450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn */ 42550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn public CharSequence getBreadCrumbTitle(Resources res) { 42650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (breadCrumbTitleRes != 0) { 42750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn return res.getText(breadCrumbTitleRes); 42850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 42950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn return breadCrumbTitle; 43050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 43150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn 43250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn /** 43350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * Return the currently set bread crumb short title. If 43450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * {@link #breadCrumbShortTitleRes} is set, 43550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * this resource is loaded from <var>res</var> and returned. Otherwise 43650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * {@link #breadCrumbShortTitle} is returned. 43750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn */ 43850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn public CharSequence getBreadCrumbShortTitle(Resources res) { 43950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (breadCrumbShortTitleRes != 0) { 44050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn return res.getText(breadCrumbShortTitleRes); 44150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 44250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn return breadCrumbShortTitle; 44350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 44450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn 445a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn @Override 446a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public int describeContents() { 447a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn return 0; 448a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 449a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 450a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn @Override 451a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public void writeToParcel(Parcel dest, int flags) { 452a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn dest.writeLong(id); 45350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn dest.writeInt(titleRes); 454a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn TextUtils.writeToParcel(title, dest, flags); 45550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn dest.writeInt(summaryRes); 456a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn TextUtils.writeToParcel(summary, dest, flags); 45750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn dest.writeInt(breadCrumbTitleRes); 458c6669ca63299219d815464129dac051ab2404286Dianne Hackborn TextUtils.writeToParcel(breadCrumbTitle, dest, flags); 45950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn dest.writeInt(breadCrumbShortTitleRes); 460c6669ca63299219d815464129dac051ab2404286Dianne Hackborn TextUtils.writeToParcel(breadCrumbShortTitle, dest, flags); 461a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn dest.writeInt(iconRes); 462a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn dest.writeString(fragment); 463a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn dest.writeBundle(fragmentArguments); 464a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (intent != null) { 465a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn dest.writeInt(1); 466a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn intent.writeToParcel(dest, flags); 467a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else { 468a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn dest.writeInt(0); 469a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 470a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn dest.writeBundle(extras); 471a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 472a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 473a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public void readFromParcel(Parcel in) { 474a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn id = in.readLong(); 47550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn titleRes = in.readInt(); 476a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn title = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(in); 47750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn summaryRes = in.readInt(); 478a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn summary = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(in); 47950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn breadCrumbTitleRes = in.readInt(); 480c6669ca63299219d815464129dac051ab2404286Dianne Hackborn breadCrumbTitle = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(in); 48150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn breadCrumbShortTitleRes = in.readInt(); 482c6669ca63299219d815464129dac051ab2404286Dianne Hackborn breadCrumbShortTitle = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(in); 483a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn iconRes = in.readInt(); 484a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn fragment = in.readString(); 485a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn fragmentArguments = in.readBundle(); 486a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (in.readInt() != 0) { 487a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn intent = Intent.CREATOR.createFromParcel(in); 488a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 489a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn extras = in.readBundle(); 490a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 491a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 492a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn Header(Parcel in) { 493a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn readFromParcel(in); 494a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 495a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 496a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public static final Creator<Header> CREATOR = new Creator<Header>() { 497a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public Header createFromParcel(Parcel source) { 498a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn return new Header(source); 499a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 500a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public Header[] newArray(int size) { 501a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn return new Header[size]; 502a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 503a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn }; 504b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 505b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onCreate(Bundle savedInstanceState) { 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onCreate(savedInstanceState); 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 510405c1af75607fafdb1d6faf34e13e032e4934787Amith Yamasani setContentView(com.android.internal.R.layout.preference_list_content); 51119ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 5125c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn mListFooter = (FrameLayout)findViewById(com.android.internal.R.id.list_footer); 5133c9f519f898f8fc809550199ea823c0225c682a8Amith Yamasani mPrefsContainer = (ViewGroup) findViewById(com.android.internal.R.id.prefs_frame); 514b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn boolean hidingHeaders = onIsHidingHeaders(); 515b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn mSinglePane = hidingHeaders || !onIsMultiPane(); 516b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn String initialFragment = getIntent().getStringExtra(EXTRA_SHOW_FRAGMENT); 517b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn Bundle initialArguments = getIntent().getBundleExtra(EXTRA_SHOW_FRAGMENT_ARGUMENTS); 518e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn int initialTitle = getIntent().getIntExtra(EXTRA_SHOW_FRAGMENT_TITLE, 0); 519e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn int initialShortTitle = getIntent().getIntExtra(EXTRA_SHOW_FRAGMENT_SHORT_TITLE, 0); 520b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 521a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (savedInstanceState != null) { 522a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // We are restarting from a previous saved state; used that to 523a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // initialize, instead of starting fresh. 524a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn ArrayList<Header> headers = savedInstanceState.getParcelableArrayList(HEADERS_TAG); 525a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (headers != null) { 526a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn mHeaders.addAll(headers); 527a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn int curHeader = savedInstanceState.getInt(CUR_HEADER_TAG, 52839725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne (int) HEADER_ID_UNDEFINED); 529a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (curHeader >= 0 && curHeader < mHeaders.size()) { 530a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn setSelectedHeader(mHeaders.get(curHeader)); 531a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 532a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 533b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 534b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } else { 535a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (initialFragment != null && mSinglePane) { 536a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // If we are just showing a fragment, we want to run in 537a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // new fragment mode, but don't need to compute and show 538a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // the headers. 539a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn switchToHeader(initialFragment, initialArguments); 540e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn if (initialTitle != 0) { 541e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn CharSequence initialTitleStr = getText(initialTitle); 542e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn CharSequence initialShortTitleStr = initialShortTitle != 0 543e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn ? getText(initialShortTitle) : null; 544e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn showBreadCrumbs(initialTitleStr, initialShortTitleStr); 545e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn } 546a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 547a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else { 548a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // We need to try to build the headers. 549a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn onBuildHeaders(mHeaders); 550a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 551a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // If there are headers, then at this point we need to show 552a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // them and, depending on the screen, we may also show in-line 553a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // the currently selected preference fragment. 554a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (mHeaders.size() > 0) { 555a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (!mSinglePane) { 556a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (initialFragment == null) { 557a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn Header h = onGetInitialHeader(); 558a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn switchToHeader(h); 559a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else { 560a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn switchToHeader(initialFragment, initialArguments); 561a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 562b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 563b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 564a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 565a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 566b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 567a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // The default configuration is to only show the list view. Adjust 568a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // visibility for other configurations. 569a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (initialFragment != null && mSinglePane) { 570a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // Single pane, showing just a prefs fragment. 57105fbc31ed9c6ac13a7aeddc176f19a5c17217e30Amith Yamasani findViewById(com.android.internal.R.id.headers).setVisibility(View.GONE); 572a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn mPrefsContainer.setVisibility(View.VISIBLE); 57334905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn if (initialTitle != 0) { 57434905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn CharSequence initialTitleStr = getText(initialTitle); 57534905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn CharSequence initialShortTitleStr = initialShortTitle != 0 57634905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn ? getText(initialShortTitle) : null; 57734905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn showBreadCrumbs(initialTitleStr, initialShortTitleStr); 57834905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn } 579a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else if (mHeaders.size() > 0) { 58039725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne setListAdapter(new HeaderAdapter(this, mHeaders)); 581a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (!mSinglePane) { 582a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // Multi-pane. 583a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn getListView().setChoiceMode(AbsListView.CHOICE_MODE_SINGLE); 584d0fa371f276fde32d81c037006941bc93da0bb03Dianne Hackborn if (mCurHeader != null) { 585d0fa371f276fde32d81c037006941bc93da0bb03Dianne Hackborn setSelectedHeader(mCurHeader); 586d0fa371f276fde32d81c037006941bc93da0bb03Dianne Hackborn } 587a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn mPrefsContainer.setVisibility(View.VISIBLE); 588a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 589a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else { 590b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn // If there are no headers, we are in the old "just show a screen 591b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn // of preferences" mode. 592405c1af75607fafdb1d6faf34e13e032e4934787Amith Yamasani setContentView(com.android.internal.R.layout.preference_list_content_single); 5938da35290693d404b482104abc5f696f6cfd58a2cAmith Yamasani mListFooter = (FrameLayout) findViewById(com.android.internal.R.id.list_footer); 5943c9f519f898f8fc809550199ea823c0225c682a8Amith Yamasani mPrefsContainer = (ViewGroup) findViewById(com.android.internal.R.id.prefs); 595a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn mPreferenceManager = new PreferenceManager(this, FIRST_REQUEST_CODE); 596a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn mPreferenceManager.setOnPreferenceTreeClickListener(this); 597b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 598b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 59919ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng // see if we should show Back/Next buttons 60019ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng Intent intent = getIntent(); 60119ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng if (intent.getBooleanExtra(EXTRA_PREFS_SHOW_BUTTON_BAR, false)) { 60219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 60319ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng findViewById(com.android.internal.R.id.button_bar).setVisibility(View.VISIBLE); 60419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 60519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng Button backButton = (Button)findViewById(com.android.internal.R.id.back_button); 60619ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng backButton.setOnClickListener(new OnClickListener() { 60719ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng public void onClick(View v) { 60819ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng setResult(RESULT_CANCELED); 60919ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng finish(); 61019ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 61119ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng }); 61209dbf1844016682ed461d080e32a43d0086e767dFreeman Ng Button skipButton = (Button)findViewById(com.android.internal.R.id.skip_button); 61309dbf1844016682ed461d080e32a43d0086e767dFreeman Ng skipButton.setOnClickListener(new OnClickListener() { 61409dbf1844016682ed461d080e32a43d0086e767dFreeman Ng public void onClick(View v) { 61509dbf1844016682ed461d080e32a43d0086e767dFreeman Ng setResult(RESULT_OK); 61609dbf1844016682ed461d080e32a43d0086e767dFreeman Ng finish(); 61709dbf1844016682ed461d080e32a43d0086e767dFreeman Ng } 61809dbf1844016682ed461d080e32a43d0086e767dFreeman Ng }); 61919ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng mNextButton = (Button)findViewById(com.android.internal.R.id.next_button); 62019ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng mNextButton.setOnClickListener(new OnClickListener() { 62119ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng public void onClick(View v) { 62219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng setResult(RESULT_OK); 62319ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng finish(); 62419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 62519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng }); 62619ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 62719ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng // set our various button parameters 62819ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng if (intent.hasExtra(EXTRA_PREFS_SET_NEXT_TEXT)) { 62919ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng String buttonText = intent.getStringExtra(EXTRA_PREFS_SET_NEXT_TEXT); 63019ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng if (TextUtils.isEmpty(buttonText)) { 63119ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng mNextButton.setVisibility(View.GONE); 63219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 63319ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng else { 63419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng mNextButton.setText(buttonText); 63519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 63619ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 63719ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng if (intent.hasExtra(EXTRA_PREFS_SET_BACK_TEXT)) { 63819ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng String buttonText = intent.getStringExtra(EXTRA_PREFS_SET_BACK_TEXT); 63919ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng if (TextUtils.isEmpty(buttonText)) { 64019ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng backButton.setVisibility(View.GONE); 64119ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 64219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng else { 64319ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng backButton.setText(buttonText); 64419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 64519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 64609dbf1844016682ed461d080e32a43d0086e767dFreeman Ng if (intent.getBooleanExtra(EXTRA_PREFS_SHOW_SKIP, false)) { 64709dbf1844016682ed461d080e32a43d0086e767dFreeman Ng skipButton.setVisibility(View.VISIBLE); 64809dbf1844016682ed461d080e32a43d0086e767dFreeman Ng } 64919ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 650b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 651b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 652b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 653291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn * Returns true if this activity is currently showing the header list. 654291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn */ 655291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn public boolean hasHeaders() { 656291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn return getListView().getVisibility() == View.VISIBLE 657291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn && mPreferenceManager == null; 658291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn } 659291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn 660291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn /** 661423d48bbba074ee1d0d7b09f4e9e074a6944edbaAmith Yamasani * Returns the Header list 662423d48bbba074ee1d0d7b09f4e9e074a6944edbaAmith Yamasani * @hide 663423d48bbba074ee1d0d7b09f4e9e074a6944edbaAmith Yamasani */ 664423d48bbba074ee1d0d7b09f4e9e074a6944edbaAmith Yamasani public List<Header> getHeaders() { 665423d48bbba074ee1d0d7b09f4e9e074a6944edbaAmith Yamasani return mHeaders; 666423d48bbba074ee1d0d7b09f4e9e074a6944edbaAmith Yamasani } 667423d48bbba074ee1d0d7b09f4e9e074a6944edbaAmith Yamasani 668423d48bbba074ee1d0d7b09f4e9e074a6944edbaAmith Yamasani /** 669291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn * Returns true if this activity is showing multiple panes -- the headers 670291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn * and a preference fragment. 671291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn */ 672291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn public boolean isMultiPane() { 673291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn return hasHeaders() && mPrefsContainer.getVisibility() == View.VISIBLE; 674291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn } 675291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn 676291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn /** 677b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Called to determine if the activity should run in multi-pane mode. 678b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * The default implementation returns true if the screen is large 679b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * enough. 680b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 681b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn public boolean onIsMultiPane() { 682405c1af75607fafdb1d6faf34e13e032e4934787Amith Yamasani boolean preferMultiPane = getResources().getBoolean( 683405c1af75607fafdb1d6faf34e13e032e4934787Amith Yamasani com.android.internal.R.bool.preferences_prefer_dual_pane); 684405c1af75607fafdb1d6faf34e13e032e4934787Amith Yamasani return preferMultiPane; 685b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 686b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 687b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 688291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn * Called to determine whether the header list should be hidden. 689291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn * The default implementation returns the 690291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn * value given in {@link #EXTRA_NO_HEADERS} or false if it is not supplied. 691291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn * This is set to false, for example, when the activity is being re-launched 692291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn * to show a particular preference activity. 693b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 694b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn public boolean onIsHidingHeaders() { 695b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn return getIntent().getBooleanExtra(EXTRA_NO_HEADERS, false); 696b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 697b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 698b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 699b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Called to determine the initial header to be shown. The default 700b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * implementation simply returns the fragment of the first header. Note 701b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * that the returned Header object does not actually need to exist in 702b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * your header list -- whatever its fragment is will simply be used to 703b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * show for the initial UI. 704b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 705b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public Header onGetInitialHeader() { 70619470ecc0f3fa4f95fd55db722cb8e43e956da5eDianne Hackborn for (int i=0; i<mHeaders.size(); i++) { 70719470ecc0f3fa4f95fd55db722cb8e43e956da5eDianne Hackborn Header h = mHeaders.get(i); 70819470ecc0f3fa4f95fd55db722cb8e43e956da5eDianne Hackborn if (h.fragment != null) { 70919470ecc0f3fa4f95fd55db722cb8e43e956da5eDianne Hackborn return h; 71019470ecc0f3fa4f95fd55db722cb8e43e956da5eDianne Hackborn } 71119470ecc0f3fa4f95fd55db722cb8e43e956da5eDianne Hackborn } 71219470ecc0f3fa4f95fd55db722cb8e43e956da5eDianne Hackborn throw new IllegalStateException("Must have at least one header with a fragment"); 713b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 714b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 715b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 7165c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn * Called after the header list has been updated ({@link #onBuildHeaders} 7175c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn * has been called and returned due to {@link #invalidateHeaders()}) to 7185c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn * specify the header that should now be selected. The default implementation 7195c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn * returns null to keep whatever header is currently selected. 7205c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn */ 7215c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn public Header onGetNewHeader() { 7225c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn return null; 7235c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } 7245c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn 7255c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn /** 726b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Called when the activity needs its list of headers build. By 727b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * implementing this and adding at least one item to the list, you 728b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * will cause the activity to run in its modern fragment mode. Note 729b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * that this function may not always be called; for example, if the 730b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * activity has been asked to display a particular fragment without 731b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * the header list, there is no need to build the headers. 732b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 733b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * <p>Typical implementations will use {@link #loadHeadersFromResource} 734b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * to fill in the list from a resource. 735b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 736b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @param target The list in which to place the headers. 737b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 738b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn public void onBuildHeaders(List<Header> target) { 73939725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne // Should be overloaded by subclasses 740b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 741b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 742b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 743b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Call when you need to change the headers being displayed. Will result 744b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * in onBuildHeaders() later being called to retrieve the new list. 745b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 746b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public void invalidateHeaders() { 747b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (!mHandler.hasMessages(MSG_BUILD_HEADERS)) { 748b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn mHandler.sendEmptyMessage(MSG_BUILD_HEADERS); 749b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 750b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 751b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 752b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 753b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Parse the given XML file as a header description, adding each 754b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * parsed Header into the target list. 755b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 756b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @param resid The XML resource to load and parse. 757b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @param target The list in which the parsed headers should be placed. 758b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 759b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn public void loadHeadersFromResource(int resid, List<Header> target) { 760b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn XmlResourceParser parser = null; 761b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn try { 762b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn parser = getResources().getXml(resid); 763b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn AttributeSet attrs = Xml.asAttributeSet(parser); 764b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 765b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn int type; 766b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn while ((type=parser.next()) != XmlPullParser.END_DOCUMENT 767b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn && type != XmlPullParser.START_TAG) { 76839725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne // Parse next until start tag is found 769b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 770b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 771b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn String nodeName = parser.getName(); 772def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (!"preference-headers".equals(nodeName)) { 773b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn throw new RuntimeException( 774def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn "XML document must start with <preference-headers> tag; found" 775b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn + nodeName + " at " + parser.getPositionDescription()); 776b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 777b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 778def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn Bundle curBundle = null; 779def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn 7805c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn final int outerDepth = parser.getDepth(); 781b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn while ((type=parser.next()) != XmlPullParser.END_DOCUMENT 782b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 783b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 784b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn continue; 785b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 786b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 787b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn nodeName = parser.getName(); 788def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if ("header".equals(nodeName)) { 789b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn Header header = new Header(); 790b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 791b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn TypedArray sa = getResources().obtainAttributes(attrs, 792b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn com.android.internal.R.styleable.PreferenceHeader); 793ed13cde1de86933f64285fa34e3a3aca80994859Amith Yamasani header.id = sa.getResourceId( 794a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn com.android.internal.R.styleable.PreferenceHeader_id, 795a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn (int)HEADER_ID_UNDEFINED); 79650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn TypedValue tv = sa.peekValue( 797b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn com.android.internal.R.styleable.PreferenceHeader_title); 79850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (tv != null && tv.type == TypedValue.TYPE_STRING) { 79950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (tv.resourceId != 0) { 80050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn header.titleRes = tv.resourceId; 80150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } else { 80250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn header.title = tv.string; 80350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 80450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 80550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn tv = sa.peekValue( 806b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn com.android.internal.R.styleable.PreferenceHeader_summary); 80750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (tv != null && tv.type == TypedValue.TYPE_STRING) { 80850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (tv.resourceId != 0) { 80950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn header.summaryRes = tv.resourceId; 81050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } else { 81150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn header.summary = tv.string; 81250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 81350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 81450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn tv = sa.peekValue( 815c6669ca63299219d815464129dac051ab2404286Dianne Hackborn com.android.internal.R.styleable.PreferenceHeader_breadCrumbTitle); 81650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (tv != null && tv.type == TypedValue.TYPE_STRING) { 81750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (tv.resourceId != 0) { 81850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn header.breadCrumbTitleRes = tv.resourceId; 81950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } else { 82050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn header.breadCrumbTitle = tv.string; 82150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 82250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 82350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn tv = sa.peekValue( 824c6669ca63299219d815464129dac051ab2404286Dianne Hackborn com.android.internal.R.styleable.PreferenceHeader_breadCrumbShortTitle); 82550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (tv != null && tv.type == TypedValue.TYPE_STRING) { 82650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (tv.resourceId != 0) { 82750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn header.breadCrumbShortTitleRes = tv.resourceId; 82850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } else { 82950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn header.breadCrumbShortTitle = tv.string; 83050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 83150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 832b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn header.iconRes = sa.getResourceId( 833b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn com.android.internal.R.styleable.PreferenceHeader_icon, 0); 834b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn header.fragment = sa.getString( 835b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn com.android.internal.R.styleable.PreferenceHeader_fragment); 836b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn sa.recycle(); 837b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 838def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (curBundle == null) { 839def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn curBundle = new Bundle(); 840def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 8415c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn 8425c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn final int innerDepth = parser.getDepth(); 8435c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn while ((type=parser.next()) != XmlPullParser.END_DOCUMENT 8445c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn && (type != XmlPullParser.END_TAG || parser.getDepth() > innerDepth)) { 8455c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 8465c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn continue; 8475c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } 8485c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn 8495c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn String innerNodeName = parser.getName(); 8505c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn if (innerNodeName.equals("extra")) { 8515c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn getResources().parseBundleExtra("extra", attrs, curBundle); 8525c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn XmlUtils.skipCurrentTag(parser); 8535c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn 8545c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } else if (innerNodeName.equals("intent")) { 8555c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn header.intent = Intent.parseIntent(getResources(), parser, attrs); 8565c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn 8575c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } else { 8585c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn XmlUtils.skipCurrentTag(parser); 8595c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } 8605c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } 8615c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn 862def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (curBundle.size() > 0) { 863def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn header.fragmentArguments = curBundle; 864def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn curBundle = null; 865def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 866b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 867def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn target.add(header); 868b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } else { 869b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn XmlUtils.skipCurrentTag(parser); 870b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 871b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 872b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 873b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } catch (XmlPullParserException e) { 874b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn throw new RuntimeException("Error parsing headers", e); 875b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } catch (IOException e) { 876b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn throw new RuntimeException("Error parsing headers", e); 877b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } finally { 878b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (parser != null) parser.close(); 879b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 88019ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 8819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8835c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn /** 8845c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn * Set a footer that should be shown at the bottom of the header list. 8855c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn */ 8865c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn public void setListFooter(View view) { 8875c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn mListFooter.removeAllViews(); 8885c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn mListFooter.addView(view, new FrameLayout.LayoutParams( 8895c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn FrameLayout.LayoutParams.MATCH_PARENT, 8905c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn FrameLayout.LayoutParams.WRAP_CONTENT)); 8915c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } 8925c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn 8939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 8949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onStop() { 8959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onStop(); 89619ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 897b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (mPreferenceManager != null) { 898b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn mPreferenceManager.dispatchActivityStop(); 899b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 9009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 9039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onDestroy() { 9041ebf13ef20fea56f55094a3744c9813500a55b17Hiroaki Kuriyama mHandler.removeMessages(MSG_BIND_PREFERENCES); 9051ebf13ef20fea56f55094a3744c9813500a55b17Hiroaki Kuriyama mHandler.removeMessages(MSG_BUILD_HEADERS); 9069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onDestroy(); 907b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 908b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (mPreferenceManager != null) { 909b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn mPreferenceManager.dispatchActivityDestroy(); 910b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 9119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 9149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onSaveInstanceState(Bundle outState) { 9159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onSaveInstanceState(outState); 9169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 917a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (mHeaders.size() > 0) { 918a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn outState.putParcelableArrayList(HEADERS_TAG, mHeaders); 919a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (mCurHeader != null) { 920a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn int index = mHeaders.indexOf(mCurHeader); 921a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (index >= 0) { 922a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn outState.putInt(CUR_HEADER_TAG, index); 923a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 924a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 925a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 926a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 927b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (mPreferenceManager != null) { 928b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn final PreferenceScreen preferenceScreen = getPreferenceScreen(); 929b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (preferenceScreen != null) { 930b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn Bundle container = new Bundle(); 931b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn preferenceScreen.saveHierarchyState(container); 932b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn outState.putBundle(PREFERENCES_TAG, container); 933b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 9349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 9389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onRestoreInstanceState(Bundle state) { 939b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (mPreferenceManager != null) { 940b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn Bundle container = state.getBundle(PREFERENCES_TAG); 941b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (container != null) { 942b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn final PreferenceScreen preferenceScreen = getPreferenceScreen(); 943b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (preferenceScreen != null) { 944b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn preferenceScreen.restoreHierarchyState(container); 945b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn mSavedInstanceState = state; 946b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn return; 947b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 9489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 950e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell 951e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell // Only call this if we didn't save the instance state for later. 952e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell // If we did save it, it will be restored when we bind the adapter. 953e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell super.onRestoreInstanceState(state); 9549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 9579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onActivityResult(int requestCode, int resultCode, Intent data) { 9589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onActivityResult(requestCode, resultCode, data); 95919ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 960b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (mPreferenceManager != null) { 961b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn mPreferenceManager.dispatchActivityResult(requestCode, resultCode, data); 962b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 9639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 9669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onContentChanged() { 9679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onContentChanged(); 968b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 969b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (mPreferenceManager != null) { 970b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn postBindPreferences(); 971b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 972b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 973b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 974b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn @Override 975b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn protected void onListItemClick(ListView l, View v, int position, long id) { 97649bdc1681e58bd01174673042c42f65bb34943ddAmith Yamasani if (!isResumed()) { 97749bdc1681e58bd01174673042c42f65bb34943ddAmith Yamasani return; 97849bdc1681e58bd01174673042c42f65bb34943ddAmith Yamasani } 979b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn super.onListItemClick(l, v, position, id); 980b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 981b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (mAdapter != null) { 98239725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne Object item = mAdapter.getItem(position); 98339725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne if (item instanceof Header) onHeaderClick((Header) item, position); 984b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 985b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 986b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 987b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 988b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Called when the user selects an item in the header list. The default 989e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * implementation will call either 990e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * {@link #startWithFragment(String, Bundle, Fragment, int, int, int)} 991a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * or {@link #switchToHeader(Header)} as appropriate. 992b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 993b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @param header The header that was selected. 994b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @param position The header's position in the list. 995b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 996b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn public void onHeaderClick(Header header, int position) { 9975c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn if (header.fragment != null) { 9985c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn if (mSinglePane) { 999e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn int titleRes = header.breadCrumbTitleRes; 1000e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn int shortTitleRes = header.breadCrumbShortTitleRes; 1001e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn if (titleRes == 0) { 1002e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn titleRes = header.titleRes; 1003e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn shortTitleRes = 0; 1004e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn } 1005e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn startWithFragment(header.fragment, header.fragmentArguments, null, 0, 1006e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn titleRes, shortTitleRes); 10075c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } else { 1008a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn switchToHeader(header); 10095c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } 10105c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } else if (header.intent != null) { 10115c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn startActivity(header.intent); 1012b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 1013b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 1014b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 1015b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 1016e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * Called by {@link #startWithFragment(String, Bundle, Fragment, int, int, int)} when 1017b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * in single-pane mode, to build an Intent to launch a new activity showing 1018b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * the selected fragment. The default implementation constructs an Intent 1019b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * that re-launches the current activity with the appropriate arguments to 1020b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * display the fragment. 1021b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * 1022b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * @param fragmentName The name of the fragment to display. 1023b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * @param args Optional arguments to supply to the fragment. 1024e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * @param titleRes Optional resource ID of title to show for this item. 102539725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne * @param shortTitleRes Optional resource ID of short title to show for this item. 1026b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * @return Returns an Intent that can be launched to display the given 1027b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * fragment. 1028b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn */ 1029e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn public Intent onBuildStartFragmentIntent(String fragmentName, Bundle args, 1030e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn int titleRes, int shortTitleRes) { 1031b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn Intent intent = new Intent(Intent.ACTION_MAIN); 1032b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn intent.setClass(this, getClass()); 1033b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn intent.putExtra(EXTRA_SHOW_FRAGMENT, fragmentName); 1034b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn intent.putExtra(EXTRA_SHOW_FRAGMENT_ARGUMENTS, args); 1035e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn intent.putExtra(EXTRA_SHOW_FRAGMENT_TITLE, titleRes); 1036e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn intent.putExtra(EXTRA_SHOW_FRAGMENT_SHORT_TITLE, shortTitleRes); 1037b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn intent.putExtra(EXTRA_NO_HEADERS, true); 1038b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn return intent; 1039b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn } 1040b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn 1041b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn /** 1042e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * Like {@link #startWithFragment(String, Bundle, Fragment, int, int, int)} 1043e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * but uses a 0 titleRes. 1044e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn */ 1045e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn public void startWithFragment(String fragmentName, Bundle args, 1046e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn Fragment resultTo, int resultRequestCode) { 1047e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn startWithFragment(fragmentName, args, resultTo, resultRequestCode, 0, 0); 1048e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn } 1049e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn 1050e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn /** 1051b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Start a new instance of this activity, showing only the given 1052b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * preference fragment. When launched in this mode, the header list 1053b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * will be hidden and the given preference fragment will be instantiated 1054b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * and fill the entire activity. 1055b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 1056b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @param fragmentName The name of the fragment to display. 1057b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param args Optional arguments to supply to the fragment. 1058b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * @param resultTo Option fragment that should receive the result of 1059b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * the activity launch. 1060b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * @param resultRequestCode If resultTo is non-null, this is the request 1061b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * code in which to report the result. 1062e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * @param titleRes Resource ID of string to display for the title of 1063e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * this set of preferences. 106439725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne * @param shortTitleRes Resource ID of string to display for the short title of 1065e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * this set of preferences. 1066b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 10678eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn public void startWithFragment(String fragmentName, Bundle args, 1068e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn Fragment resultTo, int resultRequestCode, int titleRes, int shortTitleRes) { 1069e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn Intent intent = onBuildStartFragmentIntent(fragmentName, args, titleRes, shortTitleRes); 10708eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (resultTo == null) { 10718eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn startActivity(intent); 10728eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } else { 10738eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn resultTo.startActivityForResult(intent, resultRequestCode); 10748eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 1075b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 1076b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 1077c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 1078c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Change the base title of the bread crumbs for the current preferences. 1079c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * This will normally be called for you. See 1080c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * {@link android.app.FragmentBreadCrumbs} for more information. 1081c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 1082c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public void showBreadCrumbs(CharSequence title, CharSequence shortTitle) { 1083c6669ca63299219d815464129dac051ab2404286Dianne Hackborn if (mFragmentBreadCrumbs == null) { 10843e86040439d030e44eca4da81d0217046fcac55cAmith Yamasani View crumbs = findViewById(android.R.id.title); 10853e86040439d030e44eca4da81d0217046fcac55cAmith Yamasani // For screens with a different kind of title, don't create breadcrumbs. 1086e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn try { 1087e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn mFragmentBreadCrumbs = (FragmentBreadCrumbs)crumbs; 1088e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn } catch (ClassCastException e) { 1089e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn return; 1090e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn } 10913c9f519f898f8fc809550199ea823c0225c682a8Amith Yamasani if (mFragmentBreadCrumbs == null) { 1092e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn if (title != null) { 1093e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn setTitle(title); 10943c9f519f898f8fc809550199ea823c0225c682a8Amith Yamasani } 1095e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn return; 1096c57406cdfa1925c3474e87865c51950b76ee0347Jim Miller } 10973ec7bac9a0c262882d6ca2985f4dc3ecc42489c0Amith Yamasani if (mSinglePane) { 10983ec7bac9a0c262882d6ca2985f4dc3ecc42489c0Amith Yamasani mFragmentBreadCrumbs.setVisibility(View.GONE); 10993ec7bac9a0c262882d6ca2985f4dc3ecc42489c0Amith Yamasani // Hide the breadcrumb section completely for single-pane 11003ec7bac9a0c262882d6ca2985f4dc3ecc42489c0Amith Yamasani View bcSection = findViewById(com.android.internal.R.id.breadcrumb_section); 11013ec7bac9a0c262882d6ca2985f4dc3ecc42489c0Amith Yamasani if (bcSection != null) bcSection.setVisibility(View.GONE); 11023ec7bac9a0c262882d6ca2985f4dc3ecc42489c0Amith Yamasani } 11033c9f519f898f8fc809550199ea823c0225c682a8Amith Yamasani mFragmentBreadCrumbs.setMaxVisible(2); 11043c9f519f898f8fc809550199ea823c0225c682a8Amith Yamasani mFragmentBreadCrumbs.setActivity(this); 1105c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 1106c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mFragmentBreadCrumbs.setTitle(title, shortTitle); 1107c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani mFragmentBreadCrumbs.setParentTitle(null, null, null); 1108c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani } 1109c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani 1110c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani /** 1111c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani * Should be called after onCreate to ensure that the breadcrumbs, if any, were created. 1112c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani * This prepends a title to the fragment breadcrumbs and attaches a listener to any clicks 1113c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani * on the parent entry. 1114c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani * @param title the title for the breadcrumb 1115c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani * @param shortTitle the short title for the breadcrumb 1116c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani */ 1117c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani public void setParentTitle(CharSequence title, CharSequence shortTitle, 1118c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani OnClickListener listener) { 1119c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani if (mFragmentBreadCrumbs != null) { 1120c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani mFragmentBreadCrumbs.setParentTitle(title, shortTitle, listener); 1121c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani } 1122c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 1123c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 1124a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn void setSelectedHeader(Header header) { 1125a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn mCurHeader = header; 1126a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn int index = mHeaders.indexOf(header); 1127a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (index >= 0) { 1128a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn getListView().setItemChecked(index, true); 1129a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else { 1130a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn getListView().clearChoices(); 1131a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 113234905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn showBreadCrumbs(header); 113334905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn } 113434905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn 113534905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn void showBreadCrumbs(Header header) { 1136c6669ca63299219d815464129dac051ab2404286Dianne Hackborn if (header != null) { 113750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn CharSequence title = header.getBreadCrumbTitle(getResources()); 113850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (title == null) title = header.getTitle(getResources()); 1139c6669ca63299219d815464129dac051ab2404286Dianne Hackborn if (title == null) title = getTitle(); 114050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn showBreadCrumbs(title, header.getBreadCrumbShortTitle(getResources())); 1141c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } else { 1142c6669ca63299219d815464129dac051ab2404286Dianne Hackborn showBreadCrumbs(getTitle(), null); 1143c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 1144c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 1145c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 1146f5cbaeda148aa80470d4100d51e3fb3975843ef2Amith Yamasani private void switchToHeaderInner(String fragmentName, Bundle args, int direction) { 11473a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn getFragmentManager().popBackStack(BACK_STACK_PREFS, 11483a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn FragmentManager.POP_BACK_STACK_INCLUSIVE); 1149c6669ca63299219d815464129dac051ab2404286Dianne Hackborn Fragment f = Fragment.instantiate(this, fragmentName, args); 115048e7b458694acdf3a4fc58e62437f1dbc4f29d83Dianne Hackborn FragmentTransaction transaction = getFragmentManager().beginTransaction(); 1151327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn transaction.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE); 11529ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase transaction.replace(com.android.internal.R.id.prefs, f); 1153cf407ad88bef3bc640489b300f23eaa8ea0b724eDianne Hackborn transaction.commitAllowingStateLoss(); 1154a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1155a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 1156b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 1157b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * When in two-pane mode, switch the fragment pane to show the given 1158b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * preference fragment. 1159b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 1160b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @param fragmentName The name of the fragment to display. 1161b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param args Optional arguments to supply to the fragment. 1162b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 1163b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public void switchToHeader(String fragmentName, Bundle args) { 1164a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn setSelectedHeader(null); 1165f5cbaeda148aa80470d4100d51e3fb3975843ef2Amith Yamasani switchToHeaderInner(fragmentName, args, 0); 11669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1168aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler /** 1169a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * When in two-pane mode, switch to the fragment pane to show the given 1170a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * preference fragment. 1171a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * 1172a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * @param header The new header to display. 1173a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn */ 1174a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public void switchToHeader(Header header) { 11758eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (mCurHeader == header) { 11768eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn // This is the header we are currently displaying. Just make sure 11778eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn // to pop the stack up to its root state. 11783a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn getFragmentManager().popBackStack(BACK_STACK_PREFS, 11793a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn FragmentManager.POP_BACK_STACK_INCLUSIVE); 11808eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } else { 118119470ecc0f3fa4f95fd55db722cb8e43e956da5eDianne Hackborn if (header.fragment == null) { 118219470ecc0f3fa4f95fd55db722cb8e43e956da5eDianne Hackborn throw new IllegalStateException("can't switch to header that has no fragment"); 118319470ecc0f3fa4f95fd55db722cb8e43e956da5eDianne Hackborn } 11848eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn int direction = mHeaders.indexOf(header) - mHeaders.indexOf(mCurHeader); 11858eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn switchToHeaderInner(header.fragment, header.fragmentArguments, direction); 11868eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn setSelectedHeader(header); 11878eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 1188a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1189a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 1190a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn Header findBestMatchingHeader(Header cur, ArrayList<Header> from) { 1191a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn ArrayList<Header> matches = new ArrayList<Header>(); 1192a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn for (int j=0; j<from.size(); j++) { 1193a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn Header oh = from.get(j); 1194a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (cur == oh || (cur.id != HEADER_ID_UNDEFINED && cur.id == oh.id)) { 1195a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // Must be this one. 1196a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn matches.clear(); 1197a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn matches.add(oh); 1198a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn break; 1199a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1200a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (cur.fragment != null) { 1201a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (cur.fragment.equals(oh.fragment)) { 1202a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn matches.add(oh); 1203a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1204a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else if (cur.intent != null) { 1205a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (cur.intent.equals(oh.intent)) { 1206a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn matches.add(oh); 1207a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1208a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else if (cur.title != null) { 1209a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (cur.title.equals(oh.title)) { 1210a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn matches.add(oh); 1211a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1212a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1213a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1214a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn final int NM = matches.size(); 1215a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (NM == 1) { 1216a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn return matches.get(0); 1217a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else if (NM > 1) { 1218a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn for (int j=0; j<NM; j++) { 1219a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn Header oh = matches.get(j); 1220a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (cur.fragmentArguments != null && 1221a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn cur.fragmentArguments.equals(oh.fragmentArguments)) { 1222a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn return oh; 1223a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1224a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (cur.extras != null && cur.extras.equals(oh.extras)) { 1225a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn return oh; 1226a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1227a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (cur.title != null && cur.title.equals(oh.title)) { 1228a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn return oh; 1229a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1230a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1231a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1232a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn return null; 1233a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1234a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 1235a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn /** 1236aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler * Start a new fragment. 1237aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler * 1238aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler * @param fragment The fragment to start 1239aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler * @param push If true, the current fragment will be pushed onto the back stack. If false, 1240aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler * the current fragment will be replaced. 1241aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler */ 1242aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler public void startPreferenceFragment(Fragment fragment, boolean push) { 124348e7b458694acdf3a4fc58e62437f1dbc4f29d83Dianne Hackborn FragmentTransaction transaction = getFragmentManager().beginTransaction(); 12448eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn transaction.replace(com.android.internal.R.id.prefs, fragment); 1245aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler if (push) { 12469ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase transaction.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN); 1247aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler transaction.addToBackStack(BACK_STACK_PREFS); 12489ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase } else { 1249327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn transaction.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE); 1250aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler } 1251cf407ad88bef3bc640489b300f23eaa8ea0b724eDianne Hackborn transaction.commitAllowingStateLoss(); 1252aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler } 1253aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler 1254c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 12558eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * Start a new fragment containing a preference panel. If the prefences 12568eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * are being displayed in multi-pane mode, the given fragment class will 12578eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * be instantiated and placed in the appropriate pane. If running in 12588eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * single-pane mode, a new activity will be launched in which to show the 12598eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * fragment. 12608eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * 12618eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * @param fragmentClass Full name of the class implementing the fragment. 12628eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * @param args Any desired arguments to supply to the fragment. 12638eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * @param titleRes Optional resource identifier of the title of this 12648eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * fragment. 12658eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * @param titleText Optional text of the title of this fragment. 12668eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * @param resultTo Optional fragment that result data should be sent to. 12678eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * If non-null, resultTo.onActivityResult() will be called when this 12688eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * preference panel is done. The launched panel must use 12698eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * {@link #finishPreferencePanel(Fragment, int, Intent)} when done. 12708eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * @param resultRequestCode If resultTo is non-null, this is the caller's 12718eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * request code to be received with the resut. 1272c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 12738eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn public void startPreferencePanel(String fragmentClass, Bundle args, int titleRes, 12748eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn CharSequence titleText, Fragment resultTo, int resultRequestCode) { 12758eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (mSinglePane) { 1276e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn startWithFragment(fragmentClass, args, resultTo, resultRequestCode, titleRes, 0); 12778eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } else { 12788eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn Fragment f = Fragment.instantiate(this, fragmentClass, args); 12798eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (resultTo != null) { 12808eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn f.setTargetFragment(resultTo, resultRequestCode); 12818eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 128248e7b458694acdf3a4fc58e62437f1dbc4f29d83Dianne Hackborn FragmentTransaction transaction = getFragmentManager().beginTransaction(); 12838eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn transaction.replace(com.android.internal.R.id.prefs, f); 12848eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (titleRes != 0) { 12858eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn transaction.setBreadCrumbTitle(titleRes); 12868eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } else if (titleText != null) { 12878eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn transaction.setBreadCrumbTitle(titleText); 12888eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 12898eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn transaction.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN); 12908eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn transaction.addToBackStack(BACK_STACK_PREFS); 1291cf407ad88bef3bc640489b300f23eaa8ea0b724eDianne Hackborn transaction.commitAllowingStateLoss(); 12928eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 1293c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 12948eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn 12958eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn /** 12968eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * Called by a preference panel fragment to finish itself. 12978eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * 12988eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * @param caller The fragment that is asking to be finished. 12998eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * @param resultCode Optional result code to send back to the original 13008eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * launching fragment. 13018eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * @param resultData Optional result data to send back to the original 13028eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * launching fragment. 13038eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn */ 13048eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn public void finishPreferencePanel(Fragment caller, int resultCode, Intent resultData) { 13058eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (mSinglePane) { 13068eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn setResult(resultCode, resultData); 13078eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn finish(); 13088eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } else { 13093a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn // XXX be smarter about popping the stack. 13103a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn onBackPressed(); 13118eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (caller != null) { 13128eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (caller.getTargetFragment() != null) { 13138eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn caller.getTargetFragment().onActivityResult(caller.getTargetRequestCode(), 13148eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn resultCode, resultData); 13158eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 13168eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 13178eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 13188eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 13198eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn 1320b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn @Override 1321b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn public boolean onPreferenceStartFragment(PreferenceFragment caller, Preference pref) { 1322e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn startPreferencePanel(pref.getFragment(), pref.getExtras(), pref.getTitleRes(), 1323e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn pref.getTitle(), null, 0); 1324b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn return true; 1325b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn } 1326b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn 13279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Posts a message to bind the preferences to the list view. 13299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 13309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Binding late is preferred as any custom preference types created in 13319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onCreate(Bundle)} are able to have their views recycled. 13329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void postBindPreferences() { 13349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mHandler.hasMessages(MSG_BIND_PREFERENCES)) return; 13359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHandler.obtainMessage(MSG_BIND_PREFERENCES).sendToTarget(); 13369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 133719ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 13389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void bindPreferences() { 13399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final PreferenceScreen preferenceScreen = getPreferenceScreen(); 13409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (preferenceScreen != null) { 13419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project preferenceScreen.bind(getListView()); 1342e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell if (mSavedInstanceState != null) { 1343e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell super.onRestoreInstanceState(mSavedInstanceState); 1344e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell mSavedInstanceState = null; 1345e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell } 13469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 134819ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 13499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the {@link PreferenceManager} used by this activity. 13519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return The {@link PreferenceManager}. 1352b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 1353b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @deprecated This function is not relevant for a modern fragment-based 1354b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * PreferenceActivity. 13559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1356b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn @Deprecated 13579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public PreferenceManager getPreferenceManager() { 13589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mPreferenceManager; 13599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 136019ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 13619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void requirePreferenceManager() { 13629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mPreferenceManager == null) { 1363b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (mAdapter == null) { 1364b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn throw new RuntimeException("This should be called after super.onCreate."); 1365b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 1366b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn throw new RuntimeException( 1367b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn "Modern two-pane PreferenceActivity requires use of a PreferenceFragment"); 13689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the root of the preference hierarchy that this activity is showing. 137319ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng * 13749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param preferenceScreen The root {@link PreferenceScreen} of the preference hierarchy. 1375b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 1376b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @deprecated This function is not relevant for a modern fragment-based 1377b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * PreferenceActivity. 13789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1379b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn @Deprecated 13809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreferenceScreen(PreferenceScreen preferenceScreen) { 1381b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn requirePreferenceManager(); 1382b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 13839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mPreferenceManager.setPreferences(preferenceScreen) && preferenceScreen != null) { 13849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project postBindPreferences(); 13859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CharSequence title = getPreferenceScreen().getTitle(); 13869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Set the title of the activity 13879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (title != null) { 13889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setTitle(title); 13899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 139219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 13939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Gets the root of the preference hierarchy that this activity is showing. 139519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng * 13969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return The {@link PreferenceScreen} that is the root of the preference 13979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * hierarchy. 1398b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 1399b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @deprecated This function is not relevant for a modern fragment-based 1400b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * PreferenceActivity. 14019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1402b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn @Deprecated 14039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public PreferenceScreen getPreferenceScreen() { 1404b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (mPreferenceManager != null) { 1405b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn return mPreferenceManager.getPreferenceScreen(); 1406b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 1407b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn return null; 14089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 140919ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 14109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Adds preferences from activities that match the given {@link Intent}. 141219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng * 14139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param intent The {@link Intent} to query activities. 1414b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 1415b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @deprecated This function is not relevant for a modern fragment-based 1416b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * PreferenceActivity. 14179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1418b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn @Deprecated 14199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void addPreferencesFromIntent(Intent intent) { 14209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project requirePreferenceManager(); 142119ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 14229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setPreferenceScreen(mPreferenceManager.inflateFromIntent(intent, getPreferenceScreen())); 14239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 142419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 14259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Inflates the given XML resource and adds the preference hierarchy to the current 14279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * preference hierarchy. 142819ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng * 14299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param preferencesResId The XML resource ID to inflate. 1430b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 1431b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @deprecated This function is not relevant for a modern fragment-based 1432b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * PreferenceActivity. 14339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1434b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn @Deprecated 14359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void addPreferencesFromResource(int preferencesResId) { 14369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project requirePreferenceManager(); 143719ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 14389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setPreferenceScreen(mPreferenceManager.inflateFromResource(this, preferencesResId, 14399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getPreferenceScreen())); 14409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@inheritDoc} 1444b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 1445b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @deprecated This function is not relevant for a modern fragment-based 1446b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * PreferenceActivity. 14479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1448b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn @Deprecated 14499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) { 14509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 14519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 145219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 14539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Finds a {@link Preference} based on its key. 145519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng * 14569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key The key of the preference to retrieve. 14579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return The {@link Preference} with the key, or null. 14589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see PreferenceGroup#findPreference(CharSequence) 1459b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 1460b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @deprecated This function is not relevant for a modern fragment-based 1461b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * PreferenceActivity. 14629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1463b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn @Deprecated 14649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Preference findPreference(CharSequence key) { 146519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 14669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mPreferenceManager == null) { 14679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 14689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 146919ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 14709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mPreferenceManager.findPreference(key); 14719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 14749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onNewIntent(Intent intent) { 14759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mPreferenceManager != null) { 14769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreferenceManager.dispatchNewIntent(intent); 14779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 147919ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 148019ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng // give subclasses access to the Next button 148119ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng /** @hide */ 148219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng protected boolean hasNextButton() { 148319ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng return mNextButton != null; 148419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 148519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng /** @hide */ 148619ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng protected Button getNextButton() { 148719ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng return mNextButton; 148819ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 14899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1490