PreferenceActivity.java revision 423d48bbba074ee1d0d7b09f4e9e074a6944edba
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. 87b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 88b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * <a name="SampleCode"></a> 89b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * <h3>Sample Code</h3> 90b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 91b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * <p>The following sample code shows a simple preference activity that 92b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * has two different sets of preferences. The implementation, consisting 93b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * of the activity itself as well as its two preference fragments is:</p> 94b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 95b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * {@sample development/samples/ApiDemos/src/com/example/android/apis/preference/PreferenceWithHeaders.java 96b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * activity} 9719ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng * 98b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * <p>The preference_headers resource describes the headers to be displayed 99b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * and the fragments associated with them. It is: 100b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 101b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * {@sample development/samples/ApiDemos/res/xml/preference_headers.xml headers} 102b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 103b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * <p>The first header is shown by Prefs1Fragment, which populates itself 104b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * from the following XML resource:</p> 105b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * 106b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * {@sample development/samples/ApiDemos/res/xml/fragmented_preferences.xml preferences} 107b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * 108b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * <p>Note that this XML resource contains a preference screen holding another 109b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * fragment, the Prefs1FragmentInner implemented here. This allows the user 110b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * to traverse down a hierarchy of preferences; pressing back will pop each 111b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * fragment off the stack to return to the previous preferences. 112b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * 113b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * <p>See {@link PreferenceFragment} for information on implementing the 114b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * fragments themselves. 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic abstract class PreferenceActivity extends ListActivity implements 117b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn PreferenceManager.OnPreferenceTreeClickListener, 118b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn PreferenceFragment.OnPreferenceStartFragmentCallback { 11919ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 120a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // Constants for state save/restore 121a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn private static final String HEADERS_TAG = ":android:headers"; 122a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn private static final String CUR_HEADER_TAG = ":android:cur_header"; 123a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn private static final String PREFERENCES_TAG = ":android:preferences"; 12419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 125b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 126b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * When starting this activity, the invoking Intent can contain this extra 127b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * string to specify which fragment should be initially displayed. 128b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 129b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public static final String EXTRA_SHOW_FRAGMENT = ":android:show_fragment"; 130b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 131b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 132b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * When starting this activity and using {@link #EXTRA_SHOW_FRAGMENT}, 133e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * this extra can also be specified to supply a Bundle of arguments to pass 134b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * to that fragment when it is instantiated during the initial creation 135b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * of PreferenceActivity. 136b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 137b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public static final String EXTRA_SHOW_FRAGMENT_ARGUMENTS = ":android:show_fragment_args"; 138b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 139b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 140e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * When starting this activity and using {@link #EXTRA_SHOW_FRAGMENT}, 141e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * this extra can also be specify to supply the title to be shown for 142e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * that fragment. 143e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn */ 144e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn public static final String EXTRA_SHOW_FRAGMENT_TITLE = ":android:show_fragment_title"; 145e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn 146e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn /** 147e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * When starting this activity and using {@link #EXTRA_SHOW_FRAGMENT}, 148e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * this extra can also be specify to supply the short title to be shown for 149e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * that fragment. 150e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn */ 151e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn public static final String EXTRA_SHOW_FRAGMENT_SHORT_TITLE 152e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn = ":android:show_fragment_short_title"; 153e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn 154e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn /** 155b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * When starting this activity, the invoking Intent can contain this extra 156b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * boolean that the header list should not be displayed. This is most often 157b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * used in conjunction with {@link #EXTRA_SHOW_FRAGMENT} to launch 158b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * the activity to display a specific fragment that the user has navigated 159b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * to. 160b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 161b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public static final String EXTRA_NO_HEADERS = ":android:no_headers"; 162b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 163b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn private static final String BACK_STACK_PREFS = ":android:prefs"; 164b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn 16519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng // extras that allow any preference activity to be launched as part of a wizard 16619ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 16719ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng // show Back and Next buttons? takes boolean parameter 16819ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng // Back will then return RESULT_CANCELED and Next RESULT_OK 16919ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng private static final String EXTRA_PREFS_SHOW_BUTTON_BAR = "extra_prefs_show_button_bar"; 17019ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 17109dbf1844016682ed461d080e32a43d0086e767dFreeman Ng // add a Skip button? 17209dbf1844016682ed461d080e32a43d0086e767dFreeman Ng private static final String EXTRA_PREFS_SHOW_SKIP = "extra_prefs_show_skip"; 17309dbf1844016682ed461d080e32a43d0086e767dFreeman Ng 17419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng // specify custom text for the Back or Next buttons, or cause a button to not appear 17519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng // at all by setting it to null 17619ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng private static final String EXTRA_PREFS_SET_NEXT_TEXT = "extra_prefs_set_next_text"; 17719ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng private static final String EXTRA_PREFS_SET_BACK_TEXT = "extra_prefs_set_back_text"; 17819ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 179b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn // --- State for new mode when showing a list of headers + prefs fragment 180b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 181b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn private final ArrayList<Header> mHeaders = new ArrayList<Header>(); 182b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 1835c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn private FrameLayout mListFooter; 1845c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn 1853c9f519f898f8fc809550199ea823c0225c682a8Amith Yamasani private ViewGroup mPrefsContainer; 186b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 187c6669ca63299219d815464129dac051ab2404286Dianne Hackborn private FragmentBreadCrumbs mFragmentBreadCrumbs; 188c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 189b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn private boolean mSinglePane; 190b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 191a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn private Header mCurHeader; 192a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 193b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn // --- State for old mode when showing a single preference list 19419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PreferenceManager mPreferenceManager; 19619ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 197e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell private Bundle mSavedInstanceState; 198e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell 199b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn // --- Common state 200b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 201b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn private Button mNextButton; 202b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The starting request code given out to preference framework. 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int FIRST_REQUEST_CODE = 100; 20719ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 2083e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn private static final int MSG_BIND_PREFERENCES = 1; 2093e449ce00ed2d3b271e50bc7a52798f630973bf1Dianne Hackborn private static final int MSG_BUILD_HEADERS = 2; 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Handler mHandler = new Handler() { 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void handleMessage(Message msg) { 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (msg.what) { 214a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn case MSG_BIND_PREFERENCES: { 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bindPreferences(); 216a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } break; 217a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn case MSG_BUILD_HEADERS: { 218a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn ArrayList<Header> oldHeaders = new ArrayList<Header>(mHeaders); 219a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn mHeaders.clear(); 220b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn onBuildHeaders(mHeaders); 22139725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne if (mAdapter instanceof BaseAdapter) { 22239725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne ((BaseAdapter) mAdapter).notifyDataSetChanged(); 22383681eb6003d69f095547d10bdd96822e30432c2Andrew Stadler } 2245c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn Header header = onGetNewHeader(); 2255c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn if (header != null && header.fragment != null) { 226a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn Header mappedHeader = findBestMatchingHeader(header, oldHeaders); 227a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (mappedHeader == null || mCurHeader != mappedHeader) { 228a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn switchToHeader(header); 229a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 230a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else if (mCurHeader != null) { 231a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn Header mappedHeader = findBestMatchingHeader(mCurHeader, mHeaders); 232a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (mappedHeader != null) { 233a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn setSelectedHeader(mappedHeader); 234a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 2355c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } 236a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } break; 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 241468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler private static class HeaderAdapter extends ArrayAdapter<Header> { 242468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler private static class HeaderViewHolder { 243468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler ImageView icon; 244468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler TextView title; 245468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler TextView summary; 246468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler } 247b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 248b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn private LayoutInflater mInflater; 249b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 250b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn public HeaderAdapter(Context context, List<Header> objects) { 251b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn super(context, 0, objects); 252b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn mInflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); 253b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 254b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 255b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn @Override 256b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn public View getView(int position, View convertView, ViewGroup parent) { 257b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn HeaderViewHolder holder; 258b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn View view; 259b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 260b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (convertView == null) { 261d0fa371f276fde32d81c037006941bc93da0bb03Dianne Hackborn view = mInflater.inflate(com.android.internal.R.layout.preference_header_item, 262b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn parent, false); 263b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn holder = new HeaderViewHolder(); 264468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler holder.icon = (ImageView) view.findViewById(com.android.internal.R.id.icon); 265468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler holder.title = (TextView) view.findViewById(com.android.internal.R.id.title); 266468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler holder.summary = (TextView) view.findViewById(com.android.internal.R.id.summary); 267b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn view.setTag(holder); 268b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } else { 269b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn view = convertView; 270468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler holder = (HeaderViewHolder) view.getTag(); 271b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 272b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 273468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler // All view fields must be updated every time, because the view may be recycled 274b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn Header header = getItem(position); 275a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn holder.icon.setImageResource(header.iconRes); 27650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn holder.title.setText(header.getTitle(getContext().getResources())); 27750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn CharSequence summary = header.getSummary(getContext().getResources()); 27850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (!TextUtils.isEmpty(summary)) { 279468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler holder.summary.setVisibility(View.VISIBLE); 28050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn holder.summary.setText(summary); 28150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } else { 28250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn holder.summary.setVisibility(View.GONE); 283468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler } 284b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 285b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn return view; 286b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 287b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 288b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 289b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 290a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * Default value for {@link Header#id Header.id} indicating that no 291a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * identifier value is set. All other values (including those below -1) 292a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * are valid. 293a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn */ 294a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public static final long HEADER_ID_UNDEFINED = -1; 295a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 296a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn /** 297b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Description of a single Header item that the user can select. 298b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 299a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public static final class Header implements Parcelable { 300a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn /** 301a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * Identifier for this header, to correlate with a new list when 302a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * it is updated. The default value is 303a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * {@link PreferenceActivity#HEADER_ID_UNDEFINED}, meaning no id. 304a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_id 305a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn */ 306a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public long id = HEADER_ID_UNDEFINED; 307a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 308b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 30950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * Resource ID of title of the header that is shown to the user. 31050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_title 31150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn */ 31250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn public int titleRes; 31350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn 31450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn /** 315b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Title of the header that is shown to the user. 316b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_title 317b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 318468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler public CharSequence title; 319b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 320b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 32150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * Resource ID of optional summary describing what this header controls. 32250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_summary 32350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn */ 32450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn public int summaryRes; 32550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn 32650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn /** 327b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Optional summary describing what this header controls. 328b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_summary 329b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 330468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler public CharSequence summary; 331b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 332b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 33350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * Resource ID of optional text to show as the title in the bread crumb. 33450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_breadCrumbTitle 33550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn */ 33650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn public int breadCrumbTitleRes; 33750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn 33850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn /** 339c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Optional text to show as the title in the bread crumb. 340c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_breadCrumbTitle 341c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 342c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public CharSequence breadCrumbTitle; 343c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 344c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 34550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * Resource ID of optional text to show as the short title in the bread crumb. 34650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_breadCrumbShortTitle 34750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn */ 34850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn public int breadCrumbShortTitleRes; 34950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn 35050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn /** 351c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Optional text to show as the short title in the bread crumb. 352c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_breadCrumbShortTitle 353c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 354c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public CharSequence breadCrumbShortTitle; 355c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 356c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 357b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Optional icon resource to show for this header. 358b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_icon 359b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 360468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler public int iconRes; 361b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 362b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 363b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Full class name of the fragment to display when this header is 364b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * selected. 365b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn * @attr ref android.R.styleable#PreferenceHeader_fragment 366b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 367468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler public String fragment; 368b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 369b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 370b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Optional arguments to supply to the fragment when it is 371b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * instantiated. 372b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 373468c3230dafc2d131bdeded7b5a6825988166244Andrew Stadler public Bundle fragmentArguments; 3745c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn 3755c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn /** 3765c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn * Intent to launch when the preference is selected. 3775c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn */ 3785c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn public Intent intent; 379a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 380a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn /** 381a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * Optional additional data for use by subclasses of PreferenceActivity. 382a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn */ 383a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public Bundle extras; 384a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 385a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public Header() { 38639725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne // Empty 387a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 388a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 38950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn /** 39050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * Return the currently set title. If {@link #titleRes} is set, 39150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * this resource is loaded from <var>res</var> and returned. Otherwise 39250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * {@link #title} is returned. 39350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn */ 39450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn public CharSequence getTitle(Resources res) { 39550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (titleRes != 0) { 39650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn return res.getText(titleRes); 39750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 39850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn return title; 39950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 40050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn 40150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn /** 40250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * Return the currently set summary. If {@link #summaryRes} is set, 40350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * this resource is loaded from <var>res</var> and returned. Otherwise 40450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * {@link #summary} is returned. 40550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn */ 40650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn public CharSequence getSummary(Resources res) { 40750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (summaryRes != 0) { 40850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn return res.getText(summaryRes); 40950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 4109d0718042f7c0a50d825c621f82ce9a92071f07aDianne Hackborn return summary; 41150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 41250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn 41350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn /** 41450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * Return the currently set bread crumb title. If {@link #breadCrumbTitleRes} is set, 41550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * this resource is loaded from <var>res</var> and returned. Otherwise 41650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * {@link #breadCrumbTitle} is returned. 41750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn */ 41850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn public CharSequence getBreadCrumbTitle(Resources res) { 41950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (breadCrumbTitleRes != 0) { 42050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn return res.getText(breadCrumbTitleRes); 42150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 42250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn return breadCrumbTitle; 42350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 42450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn 42550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn /** 42650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * Return the currently set bread crumb short title. If 42750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * {@link #breadCrumbShortTitleRes} is set, 42850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * this resource is loaded from <var>res</var> and returned. Otherwise 42950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn * {@link #breadCrumbShortTitle} is returned. 43050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn */ 43150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn public CharSequence getBreadCrumbShortTitle(Resources res) { 43250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (breadCrumbShortTitleRes != 0) { 43350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn return res.getText(breadCrumbShortTitleRes); 43450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 43550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn return breadCrumbShortTitle; 43650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 43750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn 438a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn @Override 439a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public int describeContents() { 440a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn return 0; 441a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 442a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 443a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn @Override 444a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public void writeToParcel(Parcel dest, int flags) { 445a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn dest.writeLong(id); 44650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn dest.writeInt(titleRes); 447a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn TextUtils.writeToParcel(title, dest, flags); 44850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn dest.writeInt(summaryRes); 449a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn TextUtils.writeToParcel(summary, dest, flags); 45050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn dest.writeInt(breadCrumbTitleRes); 451c6669ca63299219d815464129dac051ab2404286Dianne Hackborn TextUtils.writeToParcel(breadCrumbTitle, dest, flags); 45250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn dest.writeInt(breadCrumbShortTitleRes); 453c6669ca63299219d815464129dac051ab2404286Dianne Hackborn TextUtils.writeToParcel(breadCrumbShortTitle, dest, flags); 454a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn dest.writeInt(iconRes); 455a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn dest.writeString(fragment); 456a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn dest.writeBundle(fragmentArguments); 457a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (intent != null) { 458a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn dest.writeInt(1); 459a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn intent.writeToParcel(dest, flags); 460a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else { 461a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn dest.writeInt(0); 462a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 463a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn dest.writeBundle(extras); 464a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 465a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 466a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public void readFromParcel(Parcel in) { 467a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn id = in.readLong(); 46850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn titleRes = in.readInt(); 469a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn title = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(in); 47050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn summaryRes = in.readInt(); 471a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn summary = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(in); 47250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn breadCrumbTitleRes = in.readInt(); 473c6669ca63299219d815464129dac051ab2404286Dianne Hackborn breadCrumbTitle = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(in); 47450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn breadCrumbShortTitleRes = in.readInt(); 475c6669ca63299219d815464129dac051ab2404286Dianne Hackborn breadCrumbShortTitle = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(in); 476a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn iconRes = in.readInt(); 477a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn fragment = in.readString(); 478a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn fragmentArguments = in.readBundle(); 479a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (in.readInt() != 0) { 480a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn intent = Intent.CREATOR.createFromParcel(in); 481a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 482a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn extras = in.readBundle(); 483a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 484a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 485a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn Header(Parcel in) { 486a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn readFromParcel(in); 487a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 488a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 489a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public static final Creator<Header> CREATOR = new Creator<Header>() { 490a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public Header createFromParcel(Parcel source) { 491a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn return new Header(source); 492a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 493a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public Header[] newArray(int size) { 494a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn return new Header[size]; 495a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 496a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn }; 497b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 498b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onCreate(Bundle savedInstanceState) { 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onCreate(savedInstanceState); 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 503405c1af75607fafdb1d6faf34e13e032e4934787Amith Yamasani setContentView(com.android.internal.R.layout.preference_list_content); 50419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 5055c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn mListFooter = (FrameLayout)findViewById(com.android.internal.R.id.list_footer); 5063c9f519f898f8fc809550199ea823c0225c682a8Amith Yamasani mPrefsContainer = (ViewGroup) findViewById(com.android.internal.R.id.prefs_frame); 507b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn boolean hidingHeaders = onIsHidingHeaders(); 508b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn mSinglePane = hidingHeaders || !onIsMultiPane(); 509b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn String initialFragment = getIntent().getStringExtra(EXTRA_SHOW_FRAGMENT); 510b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn Bundle initialArguments = getIntent().getBundleExtra(EXTRA_SHOW_FRAGMENT_ARGUMENTS); 511e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn int initialTitle = getIntent().getIntExtra(EXTRA_SHOW_FRAGMENT_TITLE, 0); 512e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn int initialShortTitle = getIntent().getIntExtra(EXTRA_SHOW_FRAGMENT_SHORT_TITLE, 0); 513b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 514a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (savedInstanceState != null) { 515a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // We are restarting from a previous saved state; used that to 516a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // initialize, instead of starting fresh. 517a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn ArrayList<Header> headers = savedInstanceState.getParcelableArrayList(HEADERS_TAG); 518a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (headers != null) { 519a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn mHeaders.addAll(headers); 520a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn int curHeader = savedInstanceState.getInt(CUR_HEADER_TAG, 52139725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne (int) HEADER_ID_UNDEFINED); 522a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (curHeader >= 0 && curHeader < mHeaders.size()) { 523a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn setSelectedHeader(mHeaders.get(curHeader)); 524a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 525a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 526b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 527b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } else { 528a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (initialFragment != null && mSinglePane) { 529a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // If we are just showing a fragment, we want to run in 530a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // new fragment mode, but don't need to compute and show 531a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // the headers. 532a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn switchToHeader(initialFragment, initialArguments); 533e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn if (initialTitle != 0) { 534e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn CharSequence initialTitleStr = getText(initialTitle); 535e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn CharSequence initialShortTitleStr = initialShortTitle != 0 536e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn ? getText(initialShortTitle) : null; 537e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn showBreadCrumbs(initialTitleStr, initialShortTitleStr); 538e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn } 539a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 540a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else { 541a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // We need to try to build the headers. 542a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn onBuildHeaders(mHeaders); 543a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 544a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // If there are headers, then at this point we need to show 545a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // them and, depending on the screen, we may also show in-line 546a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // the currently selected preference fragment. 547a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (mHeaders.size() > 0) { 548a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (!mSinglePane) { 549a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (initialFragment == null) { 550a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn Header h = onGetInitialHeader(); 551a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn switchToHeader(h); 552a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else { 553a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn switchToHeader(initialFragment, initialArguments); 554a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 555b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 556b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 557a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 558a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 559b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 560a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // The default configuration is to only show the list view. Adjust 561a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // visibility for other configurations. 562a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (initialFragment != null && mSinglePane) { 563a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // Single pane, showing just a prefs fragment. 56405fbc31ed9c6ac13a7aeddc176f19a5c17217e30Amith Yamasani findViewById(com.android.internal.R.id.headers).setVisibility(View.GONE); 565a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn mPrefsContainer.setVisibility(View.VISIBLE); 56634905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn if (initialTitle != 0) { 56734905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn CharSequence initialTitleStr = getText(initialTitle); 56834905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn CharSequence initialShortTitleStr = initialShortTitle != 0 56934905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn ? getText(initialShortTitle) : null; 57034905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn showBreadCrumbs(initialTitleStr, initialShortTitleStr); 57134905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn } 572a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else if (mHeaders.size() > 0) { 57339725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne setListAdapter(new HeaderAdapter(this, mHeaders)); 574a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (!mSinglePane) { 575a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // Multi-pane. 576a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn getListView().setChoiceMode(AbsListView.CHOICE_MODE_SINGLE); 577d0fa371f276fde32d81c037006941bc93da0bb03Dianne Hackborn if (mCurHeader != null) { 578d0fa371f276fde32d81c037006941bc93da0bb03Dianne Hackborn setSelectedHeader(mCurHeader); 579d0fa371f276fde32d81c037006941bc93da0bb03Dianne Hackborn } 580a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn mPrefsContainer.setVisibility(View.VISIBLE); 581a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 582a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else { 583b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn // If there are no headers, we are in the old "just show a screen 584b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn // of preferences" mode. 585405c1af75607fafdb1d6faf34e13e032e4934787Amith Yamasani setContentView(com.android.internal.R.layout.preference_list_content_single); 5868da35290693d404b482104abc5f696f6cfd58a2cAmith Yamasani mListFooter = (FrameLayout) findViewById(com.android.internal.R.id.list_footer); 5873c9f519f898f8fc809550199ea823c0225c682a8Amith Yamasani mPrefsContainer = (ViewGroup) findViewById(com.android.internal.R.id.prefs); 588a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn mPreferenceManager = new PreferenceManager(this, FIRST_REQUEST_CODE); 589a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn mPreferenceManager.setOnPreferenceTreeClickListener(this); 590b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 591b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 59219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng // see if we should show Back/Next buttons 59319ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng Intent intent = getIntent(); 59419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng if (intent.getBooleanExtra(EXTRA_PREFS_SHOW_BUTTON_BAR, false)) { 59519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 59619ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng findViewById(com.android.internal.R.id.button_bar).setVisibility(View.VISIBLE); 59719ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 59819ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng Button backButton = (Button)findViewById(com.android.internal.R.id.back_button); 59919ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng backButton.setOnClickListener(new OnClickListener() { 60019ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng public void onClick(View v) { 60119ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng setResult(RESULT_CANCELED); 60219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng finish(); 60319ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 60419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng }); 60509dbf1844016682ed461d080e32a43d0086e767dFreeman Ng Button skipButton = (Button)findViewById(com.android.internal.R.id.skip_button); 60609dbf1844016682ed461d080e32a43d0086e767dFreeman Ng skipButton.setOnClickListener(new OnClickListener() { 60709dbf1844016682ed461d080e32a43d0086e767dFreeman Ng public void onClick(View v) { 60809dbf1844016682ed461d080e32a43d0086e767dFreeman Ng setResult(RESULT_OK); 60909dbf1844016682ed461d080e32a43d0086e767dFreeman Ng finish(); 61009dbf1844016682ed461d080e32a43d0086e767dFreeman Ng } 61109dbf1844016682ed461d080e32a43d0086e767dFreeman Ng }); 61219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng mNextButton = (Button)findViewById(com.android.internal.R.id.next_button); 61319ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng mNextButton.setOnClickListener(new OnClickListener() { 61419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng public void onClick(View v) { 61519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng setResult(RESULT_OK); 61619ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng finish(); 61719ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 61819ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng }); 61919ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 62019ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng // set our various button parameters 62119ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng if (intent.hasExtra(EXTRA_PREFS_SET_NEXT_TEXT)) { 62219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng String buttonText = intent.getStringExtra(EXTRA_PREFS_SET_NEXT_TEXT); 62319ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng if (TextUtils.isEmpty(buttonText)) { 62419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng mNextButton.setVisibility(View.GONE); 62519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 62619ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng else { 62719ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng mNextButton.setText(buttonText); 62819ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 62919ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 63019ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng if (intent.hasExtra(EXTRA_PREFS_SET_BACK_TEXT)) { 63119ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng String buttonText = intent.getStringExtra(EXTRA_PREFS_SET_BACK_TEXT); 63219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng if (TextUtils.isEmpty(buttonText)) { 63319ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng backButton.setVisibility(View.GONE); 63419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 63519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng else { 63619ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng backButton.setText(buttonText); 63719ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 63819ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 63909dbf1844016682ed461d080e32a43d0086e767dFreeman Ng if (intent.getBooleanExtra(EXTRA_PREFS_SHOW_SKIP, false)) { 64009dbf1844016682ed461d080e32a43d0086e767dFreeman Ng skipButton.setVisibility(View.VISIBLE); 64109dbf1844016682ed461d080e32a43d0086e767dFreeman Ng } 64219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 643b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 644b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 645b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 646291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn * Returns true if this activity is currently showing the header list. 647291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn */ 648291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn public boolean hasHeaders() { 649291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn return getListView().getVisibility() == View.VISIBLE 650291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn && mPreferenceManager == null; 651291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn } 652291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn 653291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn /** 654423d48bbba074ee1d0d7b09f4e9e074a6944edbaAmith Yamasani * Returns the Header list 655423d48bbba074ee1d0d7b09f4e9e074a6944edbaAmith Yamasani * @hide 656423d48bbba074ee1d0d7b09f4e9e074a6944edbaAmith Yamasani */ 657423d48bbba074ee1d0d7b09f4e9e074a6944edbaAmith Yamasani public List<Header> getHeaders() { 658423d48bbba074ee1d0d7b09f4e9e074a6944edbaAmith Yamasani return mHeaders; 659423d48bbba074ee1d0d7b09f4e9e074a6944edbaAmith Yamasani } 660423d48bbba074ee1d0d7b09f4e9e074a6944edbaAmith Yamasani 661423d48bbba074ee1d0d7b09f4e9e074a6944edbaAmith Yamasani /** 662291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn * Returns true if this activity is showing multiple panes -- the headers 663291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn * and a preference fragment. 664291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn */ 665291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn public boolean isMultiPane() { 666291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn return hasHeaders() && mPrefsContainer.getVisibility() == View.VISIBLE; 667291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn } 668291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn 669291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn /** 670b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Called to determine if the activity should run in multi-pane mode. 671b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * The default implementation returns true if the screen is large 672b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * enough. 673b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 674b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn public boolean onIsMultiPane() { 675405c1af75607fafdb1d6faf34e13e032e4934787Amith Yamasani boolean preferMultiPane = getResources().getBoolean( 676405c1af75607fafdb1d6faf34e13e032e4934787Amith Yamasani com.android.internal.R.bool.preferences_prefer_dual_pane); 677405c1af75607fafdb1d6faf34e13e032e4934787Amith Yamasani return preferMultiPane; 678b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 679b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 680b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 681291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn * Called to determine whether the header list should be hidden. 682291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn * The default implementation returns the 683291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn * value given in {@link #EXTRA_NO_HEADERS} or false if it is not supplied. 684291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn * This is set to false, for example, when the activity is being re-launched 685291905e34a7f0ae03c68fb2c1b8c34b92d447fbfDianne Hackborn * to show a particular preference activity. 686b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 687b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn public boolean onIsHidingHeaders() { 688b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn return getIntent().getBooleanExtra(EXTRA_NO_HEADERS, false); 689b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 690b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 691b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 692b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Called to determine the initial header to be shown. The default 693b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * implementation simply returns the fragment of the first header. Note 694b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * that the returned Header object does not actually need to exist in 695b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * your header list -- whatever its fragment is will simply be used to 696b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * show for the initial UI. 697b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 698b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public Header onGetInitialHeader() { 699b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn return mHeaders.get(0); 700b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 701b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 702b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 7035c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn * Called after the header list has been updated ({@link #onBuildHeaders} 7045c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn * has been called and returned due to {@link #invalidateHeaders()}) to 7055c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn * specify the header that should now be selected. The default implementation 7065c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn * returns null to keep whatever header is currently selected. 7075c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn */ 7085c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn public Header onGetNewHeader() { 7095c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn return null; 7105c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } 7115c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn 7125c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn /** 713b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Called when the activity needs its list of headers build. By 714b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * implementing this and adding at least one item to the list, you 715b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * will cause the activity to run in its modern fragment mode. Note 716b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * that this function may not always be called; for example, if the 717b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * activity has been asked to display a particular fragment without 718b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * the header list, there is no need to build the headers. 719b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 720b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * <p>Typical implementations will use {@link #loadHeadersFromResource} 721b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * to fill in the list from a resource. 722b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 723b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @param target The list in which to place the headers. 724b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 725b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn public void onBuildHeaders(List<Header> target) { 72639725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne // Should be overloaded by subclasses 727b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 728b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 729b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 730b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * Call when you need to change the headers being displayed. Will result 731b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * in onBuildHeaders() later being called to retrieve the new list. 732b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn */ 733b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public void invalidateHeaders() { 734b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn if (!mHandler.hasMessages(MSG_BUILD_HEADERS)) { 735b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn mHandler.sendEmptyMessage(MSG_BUILD_HEADERS); 736b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 737b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn } 738b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn 739b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn /** 740b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Parse the given XML file as a header description, adding each 741b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * parsed Header into the target list. 742b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 743b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @param resid The XML resource to load and parse. 744b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @param target The list in which the parsed headers should be placed. 745b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 746b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn public void loadHeadersFromResource(int resid, List<Header> target) { 747b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn XmlResourceParser parser = null; 748b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn try { 749b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn parser = getResources().getXml(resid); 750b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn AttributeSet attrs = Xml.asAttributeSet(parser); 751b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 752b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn int type; 753b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn while ((type=parser.next()) != XmlPullParser.END_DOCUMENT 754b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn && type != XmlPullParser.START_TAG) { 75539725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne // Parse next until start tag is found 756b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 757b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 758b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn String nodeName = parser.getName(); 759def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (!"preference-headers".equals(nodeName)) { 760b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn throw new RuntimeException( 761def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn "XML document must start with <preference-headers> tag; found" 762b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn + nodeName + " at " + parser.getPositionDescription()); 763b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 764b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 765def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn Bundle curBundle = null; 766def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn 7675c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn final int outerDepth = parser.getDepth(); 768b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn while ((type=parser.next()) != XmlPullParser.END_DOCUMENT 769b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 770b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 771b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn continue; 772b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 773b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 774b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn nodeName = parser.getName(); 775def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if ("header".equals(nodeName)) { 776b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn Header header = new Header(); 777b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 778b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn TypedArray sa = getResources().obtainAttributes(attrs, 779b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn com.android.internal.R.styleable.PreferenceHeader); 780ed13cde1de86933f64285fa34e3a3aca80994859Amith Yamasani header.id = sa.getResourceId( 781a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn com.android.internal.R.styleable.PreferenceHeader_id, 782a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn (int)HEADER_ID_UNDEFINED); 78350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn TypedValue tv = sa.peekValue( 784b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn com.android.internal.R.styleable.PreferenceHeader_title); 78550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (tv != null && tv.type == TypedValue.TYPE_STRING) { 78650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (tv.resourceId != 0) { 78750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn header.titleRes = tv.resourceId; 78850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } else { 78950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn header.title = tv.string; 79050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 79150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 79250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn tv = sa.peekValue( 793b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn com.android.internal.R.styleable.PreferenceHeader_summary); 79450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (tv != null && tv.type == TypedValue.TYPE_STRING) { 79550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (tv.resourceId != 0) { 79650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn header.summaryRes = tv.resourceId; 79750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } else { 79850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn header.summary = tv.string; 79950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 80050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 80150ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn tv = sa.peekValue( 802c6669ca63299219d815464129dac051ab2404286Dianne Hackborn com.android.internal.R.styleable.PreferenceHeader_breadCrumbTitle); 80350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (tv != null && tv.type == TypedValue.TYPE_STRING) { 80450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (tv.resourceId != 0) { 80550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn header.breadCrumbTitleRes = tv.resourceId; 80650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } else { 80750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn header.breadCrumbTitle = tv.string; 80850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 80950ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 81050ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn tv = sa.peekValue( 811c6669ca63299219d815464129dac051ab2404286Dianne Hackborn com.android.internal.R.styleable.PreferenceHeader_breadCrumbShortTitle); 81250ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (tv != null && tv.type == TypedValue.TYPE_STRING) { 81350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (tv.resourceId != 0) { 81450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn header.breadCrumbShortTitleRes = tv.resourceId; 81550ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } else { 81650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn header.breadCrumbShortTitle = tv.string; 81750ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 81850ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn } 819b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn header.iconRes = sa.getResourceId( 820b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn com.android.internal.R.styleable.PreferenceHeader_icon, 0); 821b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn header.fragment = sa.getString( 822b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn com.android.internal.R.styleable.PreferenceHeader_fragment); 823b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn sa.recycle(); 824b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 825def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (curBundle == null) { 826def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn curBundle = new Bundle(); 827def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 8285c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn 8295c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn final int innerDepth = parser.getDepth(); 8305c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn while ((type=parser.next()) != XmlPullParser.END_DOCUMENT 8315c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn && (type != XmlPullParser.END_TAG || parser.getDepth() > innerDepth)) { 8325c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 8335c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn continue; 8345c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } 8355c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn 8365c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn String innerNodeName = parser.getName(); 8375c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn if (innerNodeName.equals("extra")) { 8385c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn getResources().parseBundleExtra("extra", attrs, curBundle); 8395c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn XmlUtils.skipCurrentTag(parser); 8405c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn 8415c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } else if (innerNodeName.equals("intent")) { 8425c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn header.intent = Intent.parseIntent(getResources(), parser, attrs); 8435c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn 8445c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } else { 8455c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn XmlUtils.skipCurrentTag(parser); 8465c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } 8475c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } 8485c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn 849def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn if (curBundle.size() > 0) { 850def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn header.fragmentArguments = curBundle; 851def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn curBundle = null; 852def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn } 853b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 854def1537e9e8d0dd190cde5310ddae8b921088c9bDianne Hackborn target.add(header); 855b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } else { 856b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn XmlUtils.skipCurrentTag(parser); 857b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 858b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 859b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 860b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } catch (XmlPullParserException e) { 861b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn throw new RuntimeException("Error parsing headers", e); 862b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } catch (IOException e) { 863b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn throw new RuntimeException("Error parsing headers", e); 864b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } finally { 865b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (parser != null) parser.close(); 866b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 86719ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 8689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8705c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn /** 8715c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn * Set a footer that should be shown at the bottom of the header list. 8725c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn */ 8735c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn public void setListFooter(View view) { 8745c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn mListFooter.removeAllViews(); 8755c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn mListFooter.addView(view, new FrameLayout.LayoutParams( 8765c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn FrameLayout.LayoutParams.MATCH_PARENT, 8775c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn FrameLayout.LayoutParams.WRAP_CONTENT)); 8785c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } 8795c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn 8809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 8819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onStop() { 8829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onStop(); 88319ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 884b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (mPreferenceManager != null) { 885b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn mPreferenceManager.dispatchActivityStop(); 886b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 8879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 8909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onDestroy() { 8919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onDestroy(); 892b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 893b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (mPreferenceManager != null) { 894b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn mPreferenceManager.dispatchActivityDestroy(); 895b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 8969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 8999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onSaveInstanceState(Bundle outState) { 9009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onSaveInstanceState(outState); 9019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 902a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (mHeaders.size() > 0) { 903a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn outState.putParcelableArrayList(HEADERS_TAG, mHeaders); 904a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (mCurHeader != null) { 905a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn int index = mHeaders.indexOf(mCurHeader); 906a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (index >= 0) { 907a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn outState.putInt(CUR_HEADER_TAG, index); 908a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 909a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 910a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 911a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 912b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (mPreferenceManager != null) { 913b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn final PreferenceScreen preferenceScreen = getPreferenceScreen(); 914b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (preferenceScreen != null) { 915b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn Bundle container = new Bundle(); 916b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn preferenceScreen.saveHierarchyState(container); 917b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn outState.putBundle(PREFERENCES_TAG, container); 918b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 9199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 9239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onRestoreInstanceState(Bundle state) { 924b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (mPreferenceManager != null) { 925b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn Bundle container = state.getBundle(PREFERENCES_TAG); 926b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (container != null) { 927b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn final PreferenceScreen preferenceScreen = getPreferenceScreen(); 928b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (preferenceScreen != null) { 929b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn preferenceScreen.restoreHierarchyState(container); 930b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn mSavedInstanceState = state; 931b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn return; 932b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 9339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 935e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell 936e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell // Only call this if we didn't save the instance state for later. 937e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell // If we did save it, it will be restored when we bind the adapter. 938e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell super.onRestoreInstanceState(state); 9399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 9429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onActivityResult(int requestCode, int resultCode, Intent data) { 9439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onActivityResult(requestCode, resultCode, data); 94419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 945b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (mPreferenceManager != null) { 946b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn mPreferenceManager.dispatchActivityResult(requestCode, resultCode, data); 947b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 9489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 9519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onContentChanged() { 9529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onContentChanged(); 953b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 954b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (mPreferenceManager != null) { 955b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn postBindPreferences(); 956b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 957b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 958b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 959b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn @Override 960b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn protected void onListItemClick(ListView l, View v, int position, long id) { 961b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn super.onListItemClick(l, v, position, id); 962b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 963b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (mAdapter != null) { 96439725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne Object item = mAdapter.getItem(position); 96539725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne if (item instanceof Header) onHeaderClick((Header) item, position); 966b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 967b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 968b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 969b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 970b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Called when the user selects an item in the header list. The default 971e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * implementation will call either 972e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * {@link #startWithFragment(String, Bundle, Fragment, int, int, int)} 973a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * or {@link #switchToHeader(Header)} as appropriate. 974b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 975b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @param header The header that was selected. 976b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @param position The header's position in the list. 977b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 978b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn public void onHeaderClick(Header header, int position) { 9795c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn if (header.fragment != null) { 9805c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn if (mSinglePane) { 981e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn int titleRes = header.breadCrumbTitleRes; 982e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn int shortTitleRes = header.breadCrumbShortTitleRes; 983e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn if (titleRes == 0) { 984e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn titleRes = header.titleRes; 985e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn shortTitleRes = 0; 986e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn } 987e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn startWithFragment(header.fragment, header.fragmentArguments, null, 0, 988e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn titleRes, shortTitleRes); 9895c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } else { 990a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn switchToHeader(header); 9915c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } 9925c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn } else if (header.intent != null) { 9935c769a47aeb399324cca7f5d449331a3bba85b52Dianne Hackborn startActivity(header.intent); 994b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 995b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 996b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 997b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 998e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * Called by {@link #startWithFragment(String, Bundle, Fragment, int, int, int)} when 999b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * in single-pane mode, to build an Intent to launch a new activity showing 1000b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * the selected fragment. The default implementation constructs an Intent 1001b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * that re-launches the current activity with the appropriate arguments to 1002b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * display the fragment. 1003b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * 1004b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * @param fragmentName The name of the fragment to display. 1005b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * @param args Optional arguments to supply to the fragment. 1006e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * @param titleRes Optional resource ID of title to show for this item. 100739725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne * @param shortTitleRes Optional resource ID of short title to show for this item. 1008b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * @return Returns an Intent that can be launched to display the given 1009b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * fragment. 1010b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn */ 1011e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn public Intent onBuildStartFragmentIntent(String fragmentName, Bundle args, 1012e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn int titleRes, int shortTitleRes) { 1013b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn Intent intent = new Intent(Intent.ACTION_MAIN); 1014b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn intent.setClass(this, getClass()); 1015b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn intent.putExtra(EXTRA_SHOW_FRAGMENT, fragmentName); 1016b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn intent.putExtra(EXTRA_SHOW_FRAGMENT_ARGUMENTS, args); 1017e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn intent.putExtra(EXTRA_SHOW_FRAGMENT_TITLE, titleRes); 1018e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn intent.putExtra(EXTRA_SHOW_FRAGMENT_SHORT_TITLE, shortTitleRes); 1019b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn intent.putExtra(EXTRA_NO_HEADERS, true); 1020b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn return intent; 1021b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn } 1022b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn 1023b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn /** 1024e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * Like {@link #startWithFragment(String, Bundle, Fragment, int, int, int)} 1025e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * but uses a 0 titleRes. 1026e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn */ 1027e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn public void startWithFragment(String fragmentName, Bundle args, 1028e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn Fragment resultTo, int resultRequestCode) { 1029e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn startWithFragment(fragmentName, args, resultTo, resultRequestCode, 0, 0); 1030e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn } 1031e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn 1032e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn /** 1033b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * Start a new instance of this activity, showing only the given 1034b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * preference fragment. When launched in this mode, the header list 1035b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * will be hidden and the given preference fragment will be instantiated 1036b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * and fill the entire activity. 1037b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 1038b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @param fragmentName The name of the fragment to display. 1039b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param args Optional arguments to supply to the fragment. 1040b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * @param resultTo Option fragment that should receive the result of 1041b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * the activity launch. 1042b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * @param resultRequestCode If resultTo is non-null, this is the request 1043b1a6e439f63e4fa2b07a4905f00b6badf58e6420Dianne Hackborn * code in which to report the result. 1044e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * @param titleRes Resource ID of string to display for the title of 1045e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * this set of preferences. 104639725ac96b68f7d2d25d10662bd9ad3189fdab77Gilles Debunne * @param shortTitleRes Resource ID of string to display for the short title of 1047e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn * this set of preferences. 1048b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 10498eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn public void startWithFragment(String fragmentName, Bundle args, 1050e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn Fragment resultTo, int resultRequestCode, int titleRes, int shortTitleRes) { 1051e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn Intent intent = onBuildStartFragmentIntent(fragmentName, args, titleRes, shortTitleRes); 10528eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (resultTo == null) { 10538eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn startActivity(intent); 10548eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } else { 10558eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn resultTo.startActivityForResult(intent, resultRequestCode); 10568eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 1057b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 1058b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 1059c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 1060c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * Change the base title of the bread crumbs for the current preferences. 1061c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * This will normally be called for you. See 1062c6669ca63299219d815464129dac051ab2404286Dianne Hackborn * {@link android.app.FragmentBreadCrumbs} for more information. 1063c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 1064c6669ca63299219d815464129dac051ab2404286Dianne Hackborn public void showBreadCrumbs(CharSequence title, CharSequence shortTitle) { 1065c6669ca63299219d815464129dac051ab2404286Dianne Hackborn if (mFragmentBreadCrumbs == null) { 10663e86040439d030e44eca4da81d0217046fcac55cAmith Yamasani View crumbs = findViewById(android.R.id.title); 10673e86040439d030e44eca4da81d0217046fcac55cAmith Yamasani // For screens with a different kind of title, don't create breadcrumbs. 1068e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn try { 1069e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn mFragmentBreadCrumbs = (FragmentBreadCrumbs)crumbs; 1070e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn } catch (ClassCastException e) { 1071e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn return; 1072e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn } 10733c9f519f898f8fc809550199ea823c0225c682a8Amith Yamasani if (mFragmentBreadCrumbs == null) { 1074e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn if (title != null) { 1075e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn setTitle(title); 10763c9f519f898f8fc809550199ea823c0225c682a8Amith Yamasani } 1077e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn return; 1078c57406cdfa1925c3474e87865c51950b76ee0347Jim Miller } 10793c9f519f898f8fc809550199ea823c0225c682a8Amith Yamasani mFragmentBreadCrumbs.setMaxVisible(2); 10803c9f519f898f8fc809550199ea823c0225c682a8Amith Yamasani mFragmentBreadCrumbs.setActivity(this); 1081c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 1082c6669ca63299219d815464129dac051ab2404286Dianne Hackborn mFragmentBreadCrumbs.setTitle(title, shortTitle); 1083c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani mFragmentBreadCrumbs.setParentTitle(null, null, null); 1084c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani } 1085c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani 1086c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani /** 1087c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani * Should be called after onCreate to ensure that the breadcrumbs, if any, were created. 1088c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani * This prepends a title to the fragment breadcrumbs and attaches a listener to any clicks 1089c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani * on the parent entry. 1090c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani * @param title the title for the breadcrumb 1091c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani * @param shortTitle the short title for the breadcrumb 1092c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani */ 1093c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani public void setParentTitle(CharSequence title, CharSequence shortTitle, 1094c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani OnClickListener listener) { 1095c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani if (mFragmentBreadCrumbs != null) { 1096c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani mFragmentBreadCrumbs.setParentTitle(title, shortTitle, listener); 1097c9ecb73ccdab767e7904232d46b660fdd7a9aad7Amith Yamasani } 1098c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 1099c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 1100a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn void setSelectedHeader(Header header) { 1101a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn mCurHeader = header; 1102a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn int index = mHeaders.indexOf(header); 1103a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (index >= 0) { 1104a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn getListView().setItemChecked(index, true); 1105a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else { 1106a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn getListView().clearChoices(); 1107a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 110834905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn showBreadCrumbs(header); 110934905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn } 111034905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn 111134905a9808a63e8b671b8e9c4a20c6e1ca470b36Dianne Hackborn void showBreadCrumbs(Header header) { 1112c6669ca63299219d815464129dac051ab2404286Dianne Hackborn if (header != null) { 111350ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn CharSequence title = header.getBreadCrumbTitle(getResources()); 111450ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn if (title == null) title = header.getTitle(getResources()); 1115c6669ca63299219d815464129dac051ab2404286Dianne Hackborn if (title == null) title = getTitle(); 111650ed8294d366412aa739e763f5e53f1e9717c7c6Dianne Hackborn showBreadCrumbs(title, header.getBreadCrumbShortTitle(getResources())); 1117c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } else { 1118c6669ca63299219d815464129dac051ab2404286Dianne Hackborn showBreadCrumbs(getTitle(), null); 1119c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 1120c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 1121c6669ca63299219d815464129dac051ab2404286Dianne Hackborn 1122f5cbaeda148aa80470d4100d51e3fb3975843ef2Amith Yamasani private void switchToHeaderInner(String fragmentName, Bundle args, int direction) { 11233a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn getFragmentManager().popBackStack(BACK_STACK_PREFS, 11243a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn FragmentManager.POP_BACK_STACK_INCLUSIVE); 1125c6669ca63299219d815464129dac051ab2404286Dianne Hackborn Fragment f = Fragment.instantiate(this, fragmentName, args); 112648e7b458694acdf3a4fc58e62437f1dbc4f29d83Dianne Hackborn FragmentTransaction transaction = getFragmentManager().beginTransaction(); 1127327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn transaction.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE); 11289ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase transaction.replace(com.android.internal.R.id.prefs, f); 1129cf407ad88bef3bc640489b300f23eaa8ea0b724eDianne Hackborn transaction.commitAllowingStateLoss(); 1130a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1131a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 1132b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn /** 1133b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * When in two-pane mode, switch the fragment pane to show the given 1134b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * preference fragment. 1135b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 1136b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @param fragmentName The name of the fragment to display. 1137b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn * @param args Optional arguments to supply to the fragment. 1138b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn */ 1139b7a2e4772220c4b41df1260cedaf8912f4b07547Dianne Hackborn public void switchToHeader(String fragmentName, Bundle args) { 1140a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn setSelectedHeader(null); 1141f5cbaeda148aa80470d4100d51e3fb3975843ef2Amith Yamasani switchToHeaderInner(fragmentName, args, 0); 11429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1144aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler /** 1145a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * When in two-pane mode, switch to the fragment pane to show the given 1146a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * preference fragment. 1147a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * 1148a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn * @param header The new header to display. 1149a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn */ 1150a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn public void switchToHeader(Header header) { 11518eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (mCurHeader == header) { 11528eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn // This is the header we are currently displaying. Just make sure 11538eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn // to pop the stack up to its root state. 11543a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn getFragmentManager().popBackStack(BACK_STACK_PREFS, 11553a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn FragmentManager.POP_BACK_STACK_INCLUSIVE); 11568eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } else { 11578eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn int direction = mHeaders.indexOf(header) - mHeaders.indexOf(mCurHeader); 11588eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn switchToHeaderInner(header.fragment, header.fragmentArguments, direction); 11598eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn setSelectedHeader(header); 11608eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 1161a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1162a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 1163a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn Header findBestMatchingHeader(Header cur, ArrayList<Header> from) { 1164a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn ArrayList<Header> matches = new ArrayList<Header>(); 1165a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn for (int j=0; j<from.size(); j++) { 1166a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn Header oh = from.get(j); 1167a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (cur == oh || (cur.id != HEADER_ID_UNDEFINED && cur.id == oh.id)) { 1168a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn // Must be this one. 1169a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn matches.clear(); 1170a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn matches.add(oh); 1171a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn break; 1172a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1173a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (cur.fragment != null) { 1174a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (cur.fragment.equals(oh.fragment)) { 1175a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn matches.add(oh); 1176a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1177a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else if (cur.intent != null) { 1178a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (cur.intent.equals(oh.intent)) { 1179a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn matches.add(oh); 1180a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1181a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else if (cur.title != null) { 1182a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (cur.title.equals(oh.title)) { 1183a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn matches.add(oh); 1184a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1185a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1186a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1187a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn final int NM = matches.size(); 1188a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (NM == 1) { 1189a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn return matches.get(0); 1190a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } else if (NM > 1) { 1191a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn for (int j=0; j<NM; j++) { 1192a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn Header oh = matches.get(j); 1193a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (cur.fragmentArguments != null && 1194a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn cur.fragmentArguments.equals(oh.fragmentArguments)) { 1195a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn return oh; 1196a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1197a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (cur.extras != null && cur.extras.equals(oh.extras)) { 1198a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn return oh; 1199a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1200a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn if (cur.title != null && cur.title.equals(oh.title)) { 1201a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn return oh; 1202a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1203a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1204a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1205a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn return null; 1206a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn } 1207a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn 1208a21e3da55940e239addd80bf379091a1d85d006fDianne Hackborn /** 1209aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler * Start a new fragment. 1210aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler * 1211aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler * @param fragment The fragment to start 1212aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler * @param push If true, the current fragment will be pushed onto the back stack. If false, 1213aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler * the current fragment will be replaced. 1214aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler */ 1215aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler public void startPreferenceFragment(Fragment fragment, boolean push) { 121648e7b458694acdf3a4fc58e62437f1dbc4f29d83Dianne Hackborn FragmentTransaction transaction = getFragmentManager().beginTransaction(); 12178eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn transaction.replace(com.android.internal.R.id.prefs, fragment); 1218aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler if (push) { 12199ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase transaction.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN); 1220aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler transaction.addToBackStack(BACK_STACK_PREFS); 12219ff82bf2b33513052500473d0d6d025a80dcecbfChet Haase } else { 1222327fbd2c8fa294b919475feb4c74a74ee1981e02Dianne Hackborn transaction.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE); 1223aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler } 1224cf407ad88bef3bc640489b300f23eaa8ea0b724eDianne Hackborn transaction.commitAllowingStateLoss(); 1225aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler } 1226aa904f48cf3e3a31cc43806fee0e17af607c7faeAndrew Stadler 1227c6669ca63299219d815464129dac051ab2404286Dianne Hackborn /** 12288eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * Start a new fragment containing a preference panel. If the prefences 12298eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * are being displayed in multi-pane mode, the given fragment class will 12308eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * be instantiated and placed in the appropriate pane. If running in 12318eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * single-pane mode, a new activity will be launched in which to show the 12328eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * fragment. 12338eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * 12348eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * @param fragmentClass Full name of the class implementing the fragment. 12358eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * @param args Any desired arguments to supply to the fragment. 12368eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * @param titleRes Optional resource identifier of the title of this 12378eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * fragment. 12388eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * @param titleText Optional text of the title of this fragment. 12398eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * @param resultTo Optional fragment that result data should be sent to. 12408eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * If non-null, resultTo.onActivityResult() will be called when this 12418eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * preference panel is done. The launched panel must use 12428eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * {@link #finishPreferencePanel(Fragment, int, Intent)} when done. 12438eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * @param resultRequestCode If resultTo is non-null, this is the caller's 12448eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * request code to be received with the resut. 1245c6669ca63299219d815464129dac051ab2404286Dianne Hackborn */ 12468eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn public void startPreferencePanel(String fragmentClass, Bundle args, int titleRes, 12478eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn CharSequence titleText, Fragment resultTo, int resultRequestCode) { 12488eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (mSinglePane) { 1249e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn startWithFragment(fragmentClass, args, resultTo, resultRequestCode, titleRes, 0); 12508eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } else { 12518eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn Fragment f = Fragment.instantiate(this, fragmentClass, args); 12528eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (resultTo != null) { 12538eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn f.setTargetFragment(resultTo, resultRequestCode); 12548eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 125548e7b458694acdf3a4fc58e62437f1dbc4f29d83Dianne Hackborn FragmentTransaction transaction = getFragmentManager().beginTransaction(); 12568eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn transaction.replace(com.android.internal.R.id.prefs, f); 12578eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (titleRes != 0) { 12588eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn transaction.setBreadCrumbTitle(titleRes); 12598eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } else if (titleText != null) { 12608eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn transaction.setBreadCrumbTitle(titleText); 12618eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 12628eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn transaction.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN); 12638eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn transaction.addToBackStack(BACK_STACK_PREFS); 1264cf407ad88bef3bc640489b300f23eaa8ea0b724eDianne Hackborn transaction.commitAllowingStateLoss(); 12658eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 1266c6669ca63299219d815464129dac051ab2404286Dianne Hackborn } 12678eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn 12688eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn /** 12698eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * Called by a preference panel fragment to finish itself. 12708eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * 12718eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * @param caller The fragment that is asking to be finished. 12728eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * @param resultCode Optional result code to send back to the original 12738eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * launching fragment. 12748eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * @param resultData Optional result data to send back to the original 12758eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn * launching fragment. 12768eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn */ 12778eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn public void finishPreferencePanel(Fragment caller, int resultCode, Intent resultData) { 12788eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (mSinglePane) { 12798eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn setResult(resultCode, resultData); 12808eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn finish(); 12818eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } else { 12823a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn // XXX be smarter about popping the stack. 12833a57fb9e9c4f205ca6bd4f036b3080f92588d16dDianne Hackborn onBackPressed(); 12848eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (caller != null) { 12858eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn if (caller.getTargetFragment() != null) { 12868eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn caller.getTargetFragment().onActivityResult(caller.getTargetRequestCode(), 12878eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn resultCode, resultData); 12888eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 12898eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 12908eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 12918eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn } 12928eb2e244f9b14d946ee587d0b673b866865026c0Dianne Hackborn 1293b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn @Override 1294b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn public boolean onPreferenceStartFragment(PreferenceFragment caller, Preference pref) { 1295e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn startPreferencePanel(pref.getFragment(), pref.getExtras(), pref.getTitleRes(), 1296e72f237defd9956a7e2d2e2bee8cd2558c3f83dbDianne Hackborn pref.getTitle(), null, 0); 1297b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn return true; 1298b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn } 1299b3cf10ffa8ff9cac0da8b23a0d84076b3f501400Dianne Hackborn 13009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Posts a message to bind the preferences to the list view. 13029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 13039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Binding late is preferred as any custom preference types created in 13049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onCreate(Bundle)} are able to have their views recycled. 13059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void postBindPreferences() { 13079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mHandler.hasMessages(MSG_BIND_PREFERENCES)) return; 13089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHandler.obtainMessage(MSG_BIND_PREFERENCES).sendToTarget(); 13099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 131019ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 13119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void bindPreferences() { 13129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final PreferenceScreen preferenceScreen = getPreferenceScreen(); 13139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (preferenceScreen != null) { 13149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project preferenceScreen.bind(getListView()); 1315e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell if (mSavedInstanceState != null) { 1316e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell super.onRestoreInstanceState(mSavedInstanceState); 1317e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell mSavedInstanceState = null; 1318e7fea45863afb10335cb7845aebcf2907d3c3e41Adam Powell } 13199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 132119ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 13229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the {@link PreferenceManager} used by this activity. 13249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return The {@link PreferenceManager}. 1325b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 1326b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @deprecated This function is not relevant for a modern fragment-based 1327b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * PreferenceActivity. 13289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1329b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn @Deprecated 13309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public PreferenceManager getPreferenceManager() { 13319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mPreferenceManager; 13329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 133319ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 13349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void requirePreferenceManager() { 13359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mPreferenceManager == null) { 1336b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (mAdapter == null) { 1337b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn throw new RuntimeException("This should be called after super.onCreate."); 1338b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 1339b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn throw new RuntimeException( 1340b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn "Modern two-pane PreferenceActivity requires use of a PreferenceFragment"); 13419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the root of the preference hierarchy that this activity is showing. 134619ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng * 13479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param preferenceScreen The root {@link PreferenceScreen} of the preference hierarchy. 1348b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 1349b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @deprecated This function is not relevant for a modern fragment-based 1350b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * PreferenceActivity. 13519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1352b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn @Deprecated 13539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreferenceScreen(PreferenceScreen preferenceScreen) { 1354b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn requirePreferenceManager(); 1355b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn 13569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mPreferenceManager.setPreferences(preferenceScreen) && preferenceScreen != null) { 13579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project postBindPreferences(); 13589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CharSequence title = getPreferenceScreen().getTitle(); 13599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Set the title of the activity 13609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (title != null) { 13619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setTitle(title); 13629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 136519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 13669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Gets the root of the preference hierarchy that this activity is showing. 136819ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng * 13699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return The {@link PreferenceScreen} that is the root of the preference 13709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * hierarchy. 1371b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 1372b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @deprecated This function is not relevant for a modern fragment-based 1373b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * PreferenceActivity. 13749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1375b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn @Deprecated 13769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public PreferenceScreen getPreferenceScreen() { 1377b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn if (mPreferenceManager != null) { 1378b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn return mPreferenceManager.getPreferenceScreen(); 1379b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn } 1380b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn return null; 13819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 138219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 13839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Adds preferences from activities that match the given {@link Intent}. 138519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng * 13869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param intent The {@link Intent} to query activities. 1387b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 1388b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @deprecated This function is not relevant for a modern fragment-based 1389b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * PreferenceActivity. 13909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1391b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn @Deprecated 13929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void addPreferencesFromIntent(Intent intent) { 13939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project requirePreferenceManager(); 139419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 13959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setPreferenceScreen(mPreferenceManager.inflateFromIntent(intent, getPreferenceScreen())); 13969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 139719ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 13989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Inflates the given XML resource and adds the preference hierarchy to the current 14009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * preference hierarchy. 140119ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng * 14029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param preferencesResId The XML resource ID to inflate. 1403b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 1404b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @deprecated This function is not relevant for a modern fragment-based 1405b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * PreferenceActivity. 14069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1407b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn @Deprecated 14089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void addPreferencesFromResource(int preferencesResId) { 14099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project requirePreferenceManager(); 141019ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 14119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setPreferenceScreen(mPreferenceManager.inflateFromResource(this, preferencesResId, 14129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getPreferenceScreen())); 14139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@inheritDoc} 1417b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 1418b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @deprecated This function is not relevant for a modern fragment-based 1419b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * PreferenceActivity. 14209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1421b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn @Deprecated 14229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) { 14239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 14249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 142519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 14269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Finds a {@link Preference} based on its key. 142819ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng * 14299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key The key of the preference to retrieve. 14309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return The {@link Preference} with the key, or null. 14319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see PreferenceGroup#findPreference(CharSequence) 1432b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * 1433b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * @deprecated This function is not relevant for a modern fragment-based 1434b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn * PreferenceActivity. 14359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1436b1ad5977bc8178b6d350ebe9099daded4c1ef603Dianne Hackborn @Deprecated 14379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Preference findPreference(CharSequence key) { 143819ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 14399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mPreferenceManager == null) { 14409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 14419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 144219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 14439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mPreferenceManager.findPreference(key); 14449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 14479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onNewIntent(Intent intent) { 14489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mPreferenceManager != null) { 14499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreferenceManager.dispatchNewIntent(intent); 14509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 145219ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng 145319ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng // give subclasses access to the Next button 145419ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng /** @hide */ 145519ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng protected boolean hasNextButton() { 145619ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng return mNextButton != null; 145719ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 145819ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng /** @hide */ 145919ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng protected Button getNextButton() { 146019ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng return mNextButton; 146119ea2e0d788810473136ceca46c1c28326daff5eFreeman Ng } 14629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1463