SuggestionsAdapter.java revision 733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9
1733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani/* 2733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Copyright (C) 2009 The Android Open Source Project 3733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * 4733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Licensed under the Apache License, Version 2.0 (the "License"); 5733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * you may not use this file except in compliance with the License. 6733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * You may obtain a copy of the License at 7733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * 8733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * http://www.apache.org/licenses/LICENSE-2.0 9733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * 10733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Unless required by applicable law or agreed to in writing, software 11733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * distributed under the License is distributed on an "AS IS" BASIS, 12733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * See the License for the specific language governing permissions and 14733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * limitations under the License. 15733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 16733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 17733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasanipackage android.widget; 18733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 19733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport com.android.internal.R; 20733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 21733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.app.SearchDialog; 22733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.app.SearchManager; 23733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.app.SearchableInfo; 24733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.content.ComponentName; 25733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.content.ContentResolver; 26733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.content.Context; 27733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.content.ContentResolver.OpenResourceIdResult; 28733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.content.pm.ActivityInfo; 29733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.content.pm.PackageManager; 30733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.content.pm.PackageManager.NameNotFoundException; 31733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.content.res.ColorStateList; 32733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.content.res.Resources; 33733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.database.Cursor; 34733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.graphics.drawable.ColorDrawable; 35733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.graphics.drawable.Drawable; 36733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.graphics.drawable.StateListDrawable; 37733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.net.Uri; 38733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.os.Bundle; 39733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.text.Spannable; 40733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.text.SpannableString; 41733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.text.TextUtils; 42733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.text.style.TextAppearanceSpan; 43733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.util.Log; 44733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.util.SparseArray; 45733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.util.TypedValue; 46733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.view.View; 47733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport android.view.ViewGroup; 48733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 49733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport java.io.FileNotFoundException; 50733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport java.io.IOException; 51733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport java.io.InputStream; 52733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniimport java.util.WeakHashMap; 53733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 54733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani/** 55733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Provides the contents for the suggestion drop-down list.in {@link SearchDialog}. 56733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * 57733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * @hide 58733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 59733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasaniclass SuggestionsAdapter extends ResourceCursorAdapter { 60733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 61733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private static final boolean DBG = false; 62733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private static final String LOG_TAG = "SuggestionsAdapter"; 63733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private static final int QUERY_LIMIT = 50; 64733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 65733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private SearchManager mSearchManager; 66733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private SearchView mSearchView; 67733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private SearchableInfo mSearchable; 68733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private Context mProviderContext; 69733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private WeakHashMap<String, Drawable.ConstantState> mOutsideDrawablesCache; 70733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private SparseArray<Drawable.ConstantState> mBackgroundsCache; 71733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private boolean mClosed = false; 72733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 73733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // URL color 74733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private ColorStateList mUrlColor; 75733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 76733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // Cached column indexes, updated when the cursor changes. 77733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private int mText1Col; 78733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private int mText2Col; 79733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private int mText2UrlCol; 80733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private int mIconName1Col; 81733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private int mIconName2Col; 82733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private int mBackgroundColorCol; 83733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 84733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani static final int NONE = -1; 85733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 86733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private final Runnable mStartSpinnerRunnable; 87733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private final Runnable mStopSpinnerRunnable; 88733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 89733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani /** 90733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * The amount of time we delay in the filter when the user presses the delete key. 91733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * @see Filter#setDelayer(android.widget.Filter.Delayer). 92733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 93733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private static final long DELETE_KEY_POST_DELAY = 500L; 94733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 95733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public SuggestionsAdapter(Context context, SearchView searchView, 96733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani SearchableInfo searchable, 97733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani WeakHashMap<String, Drawable.ConstantState> outsideDrawablesCache) { 98733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani super(context, 99733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani com.android.internal.R.layout.search_dropdown_item_icons_2line, 100733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani null, // no initial cursor 101733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani true); // auto-requery 102733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mSearchManager = (SearchManager) mContext.getSystemService(Context.SEARCH_SERVICE); 103733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mSearchView = searchView; 104733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mSearchable = searchable; 105733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 106733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // set up provider resources (gives us icons, etc.) 107733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Context activityContext = mSearchable.getActivityContext(mContext); 108733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mProviderContext = mSearchable.getProviderContext(mContext, activityContext); 109733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 110733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mOutsideDrawablesCache = outsideDrawablesCache; 111733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mBackgroundsCache = new SparseArray<Drawable.ConstantState>(); 112733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 113733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mStartSpinnerRunnable = new Runnable() { 114733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public void run() { 115733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // mSearchView.setWorking(true); // TODO: 116733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 117733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani }; 118733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 119733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mStopSpinnerRunnable = new Runnable() { 120733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public void run() { 121733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // mSearchView.setWorking(false); // TODO: 122733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 123733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani }; 124733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 125733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // delay 500ms when deleting 126733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani getFilter().setDelayer(new Filter.Delayer() { 127733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 128733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private int mPreviousLength = 0; 129733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 130733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public long getPostingDelay(CharSequence constraint) { 131733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (constraint == null) return 0; 132733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 133733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani long delay = constraint.length() < mPreviousLength ? DELETE_KEY_POST_DELAY : 0; 134733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mPreviousLength = constraint.length(); 135733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return delay; 136733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 137733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani }); 138733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 139733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 140733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani /** 141733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Overridden to always return <code>false</code>, since we cannot be sure that 142733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * suggestion sources return stable IDs. 143733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 144733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani @Override 145733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public boolean hasStableIds() { 146733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return false; 147733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 148733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 149733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani /** 150733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Use the search suggestions provider to obtain a live cursor. This will be called 151733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * in a worker thread, so it's OK if the query is slow (e.g. round trip for suggestions). 152733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * The results will be processed in the UI thread and changeCursor() will be called. 153733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 154733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani @Override 155733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public Cursor runQueryOnBackgroundThread(CharSequence constraint) { 156733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (DBG) Log.d(LOG_TAG, "runQueryOnBackgroundThread(" + constraint + ")"); 157733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani String query = (constraint == null) ? "" : constraint.toString(); 158733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani /** 159733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * for in app search we show the progress spinner until the cursor is returned with 160733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * the results. 161733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 162733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Cursor cursor = null; 163733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani //mSearchView.getWindow().getDecorView().post(mStartSpinnerRunnable); // TODO: 164733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani try { 165733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani cursor = mSearchManager.getSuggestions(mSearchable, query, QUERY_LIMIT); 166733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // trigger fill window so the spinner stays up until the results are copied over and 167733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // closer to being ready 168733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (cursor != null) { 169733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani cursor.getCount(); 170733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return cursor; 171733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 172733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } catch (RuntimeException e) { 173733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Log.w(LOG_TAG, "Search suggestions query threw an exception.", e); 174733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 175733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // If cursor is null or an exception was thrown, stop the spinner and return null. 176733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // changeCursor doesn't get called if cursor is null 177733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // mSearchView.getWindow().getDecorView().post(mStopSpinnerRunnable); // TODO: 178733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return null; 179733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 180733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 181733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public void close() { 182733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (DBG) Log.d(LOG_TAG, "close()"); 183733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani changeCursor(null); 184733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mClosed = true; 185733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 186733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 187733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani @Override 188733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public void notifyDataSetChanged() { 189733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (DBG) Log.d(LOG_TAG, "notifyDataSetChanged"); 190733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani super.notifyDataSetChanged(); 191733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 192733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // mSearchView.onDataSetChanged(); // TODO: 193733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 194733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani updateSpinnerState(getCursor()); 195733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 196733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 197733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani @Override 198733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public void notifyDataSetInvalidated() { 199733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (DBG) Log.d(LOG_TAG, "notifyDataSetInvalidated"); 200733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani super.notifyDataSetInvalidated(); 201733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 202733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani updateSpinnerState(getCursor()); 203733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 204733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 205733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private void updateSpinnerState(Cursor cursor) { 206733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Bundle extras = cursor != null ? cursor.getExtras() : null; 207733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (DBG) { 208733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Log.d(LOG_TAG, "updateSpinnerState - extra = " 209733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani + (extras != null 210733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani ? extras.getBoolean(SearchManager.CURSOR_EXTRA_KEY_IN_PROGRESS) 211733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani : null)); 212733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 213733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // Check if the Cursor indicates that the query is not complete and show the spinner 214733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (extras != null 215733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani && extras.getBoolean(SearchManager.CURSOR_EXTRA_KEY_IN_PROGRESS)) { 216733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // mSearchView.getWindow().getDecorView().post(mStartSpinnerRunnable); // TODO: 217733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return; 218733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 219733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // If cursor is null or is done, stop the spinner 220733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // mSearchView.getWindow().getDecorView().post(mStopSpinnerRunnable); // TODO: 221733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 222733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 223733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani /** 224733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Cache columns. 225733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 226733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani @Override 227733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public void changeCursor(Cursor c) { 228733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (DBG) Log.d(LOG_TAG, "changeCursor(" + c + ")"); 229733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 230733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (mClosed) { 231733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Log.w(LOG_TAG, "Tried to change cursor after adapter was closed."); 232733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (c != null) c.close(); 233733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return; 234733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 235733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 236733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani try { 237733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani super.changeCursor(c); 238733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 239733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (c != null) { 240733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mText1Col = c.getColumnIndex(SearchManager.SUGGEST_COLUMN_TEXT_1); 241733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mText2Col = c.getColumnIndex(SearchManager.SUGGEST_COLUMN_TEXT_2); 242733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mText2UrlCol = c.getColumnIndex(SearchManager.SUGGEST_COLUMN_TEXT_2_URL); 243733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mIconName1Col = c.getColumnIndex(SearchManager.SUGGEST_COLUMN_ICON_1); 244733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mIconName2Col = c.getColumnIndex(SearchManager.SUGGEST_COLUMN_ICON_2); 245733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mBackgroundColorCol = 246733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani c.getColumnIndex(SearchManager.SUGGEST_COLUMN_BACKGROUND_COLOR); 247733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 248733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } catch (Exception e) { 249733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Log.e(LOG_TAG, "error changing cursor and caching columns", e); 250733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 251733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 252733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 253733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani /** 254733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Tags the view with cached child view look-ups. 255733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 256733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani @Override 257733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public View newView(Context context, Cursor cursor, ViewGroup parent) { 258733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani View v = super.newView(context, cursor, parent); 259733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani v.setTag(new ChildViewCache(v)); 260733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return v; 261733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 262733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 263733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani /** 264733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Cache of the child views of drop-drown list items, to avoid looking up the children 265733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * each time the contents of a list item are changed. 266733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 267733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private final static class ChildViewCache { 268733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public final TextView mText1; 269733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public final TextView mText2; 270733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public final ImageView mIcon1; 271733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public final ImageView mIcon2; 272733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 273733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public ChildViewCache(View v) { 274733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mText1 = (TextView) v.findViewById(com.android.internal.R.id.text1); 275733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mText2 = (TextView) v.findViewById(com.android.internal.R.id.text2); 276733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mIcon1 = (ImageView) v.findViewById(com.android.internal.R.id.icon1); 277733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mIcon2 = (ImageView) v.findViewById(com.android.internal.R.id.icon2); 278733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 279733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 280733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 281733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani @Override 282733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public void bindView(View view, Context context, Cursor cursor) { 283733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani ChildViewCache views = (ChildViewCache) view.getTag(); 284733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 285733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani int backgroundColor = 0; 286733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (mBackgroundColorCol != -1) { 287733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani backgroundColor = cursor.getInt(mBackgroundColorCol); 288733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 289733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Drawable background = getItemBackground(backgroundColor); 290733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani view.setBackgroundDrawable(background); 291733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 292733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (views.mText1 != null) { 293733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani String text1 = getStringOrNull(cursor, mText1Col); 294733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani setViewText(views.mText1, text1); 295733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 296733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (views.mText2 != null) { 297733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // First check TEXT_2_URL 298733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani CharSequence text2 = getStringOrNull(cursor, mText2UrlCol); 299733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (text2 != null) { 300733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani text2 = formatUrl(text2); 301733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } else { 302733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani text2 = getStringOrNull(cursor, mText2Col); 303733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 304733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 305733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // If no second line of text is indicated, allow the first line of text 306733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // to be up to two lines if it wants to be. 307733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (TextUtils.isEmpty(text2)) { 308733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (views.mText1 != null) { 309733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani views.mText1.setSingleLine(false); 310733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani views.mText1.setMaxLines(2); 311733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 312733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } else { 313733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (views.mText1 != null) { 314733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani views.mText1.setSingleLine(true); 315733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani views.mText1.setMaxLines(1); 316733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 317733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 318733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani setViewText(views.mText2, text2); 319733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 320733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 321733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (views.mIcon1 != null) { 322733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani setViewDrawable(views.mIcon1, getIcon1(cursor)); 323733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 324733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (views.mIcon2 != null) { 325733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani setViewDrawable(views.mIcon2, getIcon2(cursor)); 326733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 327733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 328733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 329733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private CharSequence formatUrl(CharSequence url) { 330733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (mUrlColor == null) { 331733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // Lazily get the URL color from the current theme. 332733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani TypedValue colorValue = new TypedValue(); 333733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mContext.getTheme().resolveAttribute(R.attr.textColorSearchUrl, colorValue, true); 334733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mUrlColor = mContext.getResources().getColorStateList(colorValue.resourceId); 335733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 336733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 337733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani SpannableString text = new SpannableString(url); 338733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani text.setSpan(new TextAppearanceSpan(null, 0, 0, mUrlColor, null), 339733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 0, url.length(), 340733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); 341733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return text; 342733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 343733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 344733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani /** 345733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Gets a drawable with no color when selected or pressed, and the given color when 346733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * neither selected nor pressed. 347733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * 348733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * @return A drawable, or {@code null} if the given color is transparent. 349733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 350733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private Drawable getItemBackground(int backgroundColor) { 351733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (backgroundColor == 0) { 352733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return null; 353733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } else { 354733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Drawable.ConstantState cachedBg = mBackgroundsCache.get(backgroundColor); 355733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (cachedBg != null) { 356733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (DBG) Log.d(LOG_TAG, "Background cache hit for color " + backgroundColor); 357733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return cachedBg.newDrawable(mProviderContext.getResources()); 358733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 359733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (DBG) Log.d(LOG_TAG, "Creating new background for color " + backgroundColor); 360733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani ColorDrawable transparent = new ColorDrawable(0); 361733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani ColorDrawable background = new ColorDrawable(backgroundColor); 362733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani StateListDrawable newBg = new StateListDrawable(); 363733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani newBg.addState(new int[]{android.R.attr.state_selected}, transparent); 364733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani newBg.addState(new int[]{android.R.attr.state_pressed}, transparent); 365733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani newBg.addState(new int[]{}, background); 366733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mBackgroundsCache.put(backgroundColor, newBg.getConstantState()); 367733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return newBg; 368733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 369733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 370733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 371733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private void setViewText(TextView v, CharSequence text) { 372733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // Set the text even if it's null, since we need to clear any previous text. 373733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani v.setText(text); 374733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 375733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (TextUtils.isEmpty(text)) { 376733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani v.setVisibility(View.GONE); 377733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } else { 378733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani v.setVisibility(View.VISIBLE); 379733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 380733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 381733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 382733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private Drawable getIcon1(Cursor cursor) { 383733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (mIconName1Col < 0) { 384733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return null; 385733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 386733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani String value = cursor.getString(mIconName1Col); 387733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Drawable drawable = getDrawableFromResourceValue(value); 388733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (drawable != null) { 389733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return drawable; 390733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 391733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return getDefaultIcon1(cursor); 392733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 393733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 394733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private Drawable getIcon2(Cursor cursor) { 395733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (mIconName2Col < 0) { 396733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return null; 397733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 398733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani String value = cursor.getString(mIconName2Col); 399733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return getDrawableFromResourceValue(value); 400733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 401733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 402733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani /** 403733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Sets the drawable in an image view, makes sure the view is only visible if there 404733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * is a drawable. 405733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 406733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private void setViewDrawable(ImageView v, Drawable drawable) { 407733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // Set the icon even if the drawable is null, since we need to clear any 408733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // previous icon. 409733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani v.setImageDrawable(drawable); 410733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 411733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (drawable == null) { 412733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani v.setVisibility(View.GONE); 413733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } else { 414733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani v.setVisibility(View.VISIBLE); 415733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 416733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // This is a hack to get any animated drawables (like a 'working' spinner) 417733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // to animate. You have to setVisible true on an AnimationDrawable to get 418733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // it to start animating, but it must first have been false or else the 419733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // call to setVisible will be ineffective. We need to clear up the story 420733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // about animated drawables in the future, see http://b/1878430. 421733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani drawable.setVisible(false, false); 422733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani drawable.setVisible(true, false); 423733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 424733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 425733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 426733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani /** 427733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Gets the text to show in the query field when a suggestion is selected. 428733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * 429733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * @param cursor The Cursor to read the suggestion data from. The Cursor should already 430733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * be moved to the suggestion that is to be read from. 431733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * @return The text to show, or <code>null</code> if the query should not be 432733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * changed when selecting this suggestion. 433733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 434733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani @Override 435733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public CharSequence convertToString(Cursor cursor) { 436733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (cursor == null) { 437733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return null; 438733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 439733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 440733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani String query = getColumnString(cursor, SearchManager.SUGGEST_COLUMN_QUERY); 441733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (query != null) { 442733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return query; 443733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 444733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 445733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (mSearchable.shouldRewriteQueryFromData()) { 446733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani String data = getColumnString(cursor, SearchManager.SUGGEST_COLUMN_INTENT_DATA); 447733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (data != null) { 448733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return data; 449733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 450733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 451733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 452733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (mSearchable.shouldRewriteQueryFromText()) { 453733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani String text1 = getColumnString(cursor, SearchManager.SUGGEST_COLUMN_TEXT_1); 454733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (text1 != null) { 455733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return text1; 456733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 457733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 458733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 459733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return null; 460733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 461733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 462733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani /** 463733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * This method is overridden purely to provide a bit of protection against 464733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * flaky content providers. 465733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * 466733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * @see android.widget.ListAdapter#getView(int, View, ViewGroup) 467733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 468733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani @Override 469733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public View getView(int position, View convertView, ViewGroup parent) { 470733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani try { 471733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return super.getView(position, convertView, parent); 472733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } catch (RuntimeException e) { 473733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Log.w(LOG_TAG, "Search suggestions cursor threw exception.", e); 474733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // Put exception string in item title 475733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani View v = newView(mContext, mCursor, parent); 476733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (v != null) { 477733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani ChildViewCache views = (ChildViewCache) v.getTag(); 478733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani TextView tv = views.mText1; 479733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani tv.setText(e.toString()); 480733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 481733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return v; 482733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 483733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 484733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 485733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani /** 486733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Gets a drawable given a value provided by a suggestion provider. 487733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * 488733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * This value could be just the string value of a resource id 489733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * (e.g., "2130837524"), in which case we will try to retrieve a drawable from 490733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * the provider's resources. If the value is not an integer, it is 491733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * treated as a Uri and opened with 492733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * {@link ContentResolver#openOutputStream(android.net.Uri, String)}. 493733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * 494733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * All resources and URIs are read using the suggestion provider's context. 495733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * 496733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * If the string is not formatted as expected, or no drawable can be found for 497733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * the provided value, this method returns null. 498733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * 499733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * @param drawableId a string like "2130837524", 500733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * "android.resource://com.android.alarmclock/2130837524", 501733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * or "content://contacts/photos/253". 502733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * @return a Drawable, or null if none found 503733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 504733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private Drawable getDrawableFromResourceValue(String drawableId) { 505733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (drawableId == null || drawableId.length() == 0 || "0".equals(drawableId)) { 506733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return null; 507733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 508733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani try { 509733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // First, see if it's just an integer 510733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani int resourceId = Integer.parseInt(drawableId); 511733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // It's an int, look for it in the cache 512733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani String drawableUri = ContentResolver.SCHEME_ANDROID_RESOURCE 513733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani + "://" + mProviderContext.getPackageName() + "/" + resourceId; 514733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // Must use URI as cache key, since ints are app-specific 515733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Drawable drawable = checkIconCache(drawableUri); 516733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (drawable != null) { 517733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return drawable; 518733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 519733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // Not cached, find it by resource ID 520733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani drawable = mProviderContext.getResources().getDrawable(resourceId); 521733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // Stick it in the cache, using the URI as key 522733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani storeInIconCache(drawableUri, drawable); 523733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return drawable; 524733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } catch (NumberFormatException nfe) { 525733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // It's not an integer, use it as a URI 526733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Drawable drawable = checkIconCache(drawableId); 527733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (drawable != null) { 528733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return drawable; 529733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 530733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Uri uri = Uri.parse(drawableId); 531733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani drawable = getDrawable(uri); 532733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani storeInIconCache(drawableId, drawable); 533733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return drawable; 534733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } catch (Resources.NotFoundException nfe) { 535733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // It was an integer, but it couldn't be found, bail out 536733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Log.w(LOG_TAG, "Icon resource not found: " + drawableId); 537733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return null; 538733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 539733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 540733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 541733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani /** 542733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Gets a drawable by URI, without using the cache. 543733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * 544733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * @return A drawable, or {@code null} if the drawable could not be loaded. 545733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 546733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private Drawable getDrawable(Uri uri) { 547733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani try { 548733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani String scheme = uri.getScheme(); 549733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (ContentResolver.SCHEME_ANDROID_RESOURCE.equals(scheme)) { 550733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // Load drawables through Resources, to get the source density information 551733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani OpenResourceIdResult r = 552733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mProviderContext.getContentResolver().getResourceId(uri); 553733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani try { 554733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return r.r.getDrawable(r.id); 555733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } catch (Resources.NotFoundException ex) { 556733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani throw new FileNotFoundException("Resource does not exist: " + uri); 557733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 558733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } else { 559733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // Let the ContentResolver handle content and file URIs. 560733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani InputStream stream = mProviderContext.getContentResolver().openInputStream(uri); 561733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (stream == null) { 562733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani throw new FileNotFoundException("Failed to open " + uri); 563733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 564733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani try { 565733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return Drawable.createFromStream(stream, null); 566733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } finally { 567733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani try { 568733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani stream.close(); 569733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } catch (IOException ex) { 570733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Log.e(LOG_TAG, "Error closing icon stream for " + uri, ex); 571733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 572733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 573733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 574733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } catch (FileNotFoundException fnfe) { 575733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Log.w(LOG_TAG, "Icon not found: " + uri + ", " + fnfe.getMessage()); 576733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return null; 577733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 578733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 579733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 580733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private Drawable checkIconCache(String resourceUri) { 581733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Drawable.ConstantState cached = mOutsideDrawablesCache.get(resourceUri); 582733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (cached == null) { 583733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return null; 584733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 585733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (DBG) Log.d(LOG_TAG, "Found icon in cache: " + resourceUri); 586733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return cached.newDrawable(); 587733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 588733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 589733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private void storeInIconCache(String resourceUri, Drawable drawable) { 590733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (drawable != null) { 591733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mOutsideDrawablesCache.put(resourceUri, drawable.getConstantState()); 592733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 593733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 594733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 595733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani /** 596733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Gets the left-hand side icon that will be used for the current suggestion 597733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * if the suggestion contains an icon column but no icon or a broken icon. 598733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * 599733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * @param cursor A cursor positioned at the current suggestion. 600733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * @return A non-null drawable. 601733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 602733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private Drawable getDefaultIcon1(Cursor cursor) { 603733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // First check the component that the suggestion is originally from 604733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani String c = getColumnString(cursor, SearchManager.SUGGEST_COLUMN_INTENT_COMPONENT_NAME); 605733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (c != null) { 606733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani ComponentName component = ComponentName.unflattenFromString(c); 607733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (component != null) { 608733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Drawable drawable = getActivityIconWithCache(component); 609733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (drawable != null) { 610733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return drawable; 611733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 612733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } else { 613733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Log.w(LOG_TAG, "Bad component name: " + c); 614733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 615733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 616733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 617733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // Then check the component that gave us the suggestion 618733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Drawable drawable = getActivityIconWithCache(mSearchable.getSearchActivity()); 619733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (drawable != null) { 620733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return drawable; 621733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 622733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 623733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // Fall back to a default icon 624733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return mContext.getPackageManager().getDefaultActivityIcon(); 625733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 626733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 627733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani /** 628733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Gets the activity or application icon for an activity. 629733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Uses the local icon cache for fast repeated lookups. 630733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * 631733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * @param component Name of an activity. 632733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * @return A drawable, or {@code null} if neither the activity nor the application 633733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * has an icon set. 634733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 635733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private Drawable getActivityIconWithCache(ComponentName component) { 636733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // First check the icon cache 637733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani String componentIconKey = component.flattenToShortString(); 638733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // Using containsKey() since we also store null values. 639733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (mOutsideDrawablesCache.containsKey(componentIconKey)) { 640733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Drawable.ConstantState cached = mOutsideDrawablesCache.get(componentIconKey); 641733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return cached == null ? null : cached.newDrawable(mProviderContext.getResources()); 642733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 643733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // Then try the activity or application icon 644733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Drawable drawable = getActivityIcon(component); 645733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani // Stick it in the cache so we don't do this lookup again. 646733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Drawable.ConstantState toCache = drawable == null ? null : drawable.getConstantState(); 647733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani mOutsideDrawablesCache.put(componentIconKey, toCache); 648733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return drawable; 649733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 650733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 651733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani /** 652733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Gets the activity or application icon for an activity. 653733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * 654733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * @param component Name of an activity. 655733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * @return A drawable, or {@code null} if neither the acitivy or the application 656733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * have an icon set. 657733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 658733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private Drawable getActivityIcon(ComponentName component) { 659733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani PackageManager pm = mContext.getPackageManager(); 660733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani final ActivityInfo activityInfo; 661733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani try { 662733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani activityInfo = pm.getActivityInfo(component, PackageManager.GET_META_DATA); 663733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } catch (NameNotFoundException ex) { 664733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Log.w(LOG_TAG, ex.toString()); 665733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return null; 666733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 667733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani int iconId = activityInfo.getIconResource(); 668733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (iconId == 0) return null; 669733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani String pkg = component.getPackageName(); 670733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Drawable drawable = pm.getDrawable(pkg, iconId, activityInfo.applicationInfo); 671733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (drawable == null) { 672733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Log.w(LOG_TAG, "Invalid icon resource " + iconId + " for " 673733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani + component.flattenToShortString()); 674733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return null; 675733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 676733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return drawable; 677733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 678733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 679733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani /** 680733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * Gets the value of a string column by name. 681733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * 682733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * @param cursor Cursor to read the value from. 683733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * @param columnName The name of the column to read. 684733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * @return The value of the given column, or <code>null</null> 685733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani * if the cursor does not contain the given column. 686733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani */ 687733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani public static String getColumnString(Cursor cursor, String columnName) { 688733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani int col = cursor.getColumnIndex(columnName); 689733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return getStringOrNull(cursor, col); 690733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 691733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani 692733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani private static String getStringOrNull(Cursor cursor, int col) { 693733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani if (col == NONE) { 694733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return null; 695733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 696733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani try { 697733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return cursor.getString(col); 698733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } catch (Exception e) { 699733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani Log.e(LOG_TAG, 700733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani "unexpected error retrieving valid column from cursor, " 701733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani + "did the remote process die?", e); 702733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani return null; 703733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 704733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani } 705733cbd58cbc3cf438a7ac0a2902b8aeab941a6b9Amith Yamasani} 706