SimpleCursorTreeAdapter.java revision 9066cfe9886ac131c34d59ed0e2d287b0e3c0087
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2006 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.widget; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Context; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.database.Cursor; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.net.Uri; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.View; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * An easy adapter to map columns from a cursor to TextViews or ImageViews 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * defined in an XML file. You can specify which columns you want, which views 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you want to display the columns, and the XML file that defines the appearance 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of these views. Separate XML files for child and groups are possible. 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * TextViews bind the values to their text property (see 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link TextView#setText(CharSequence)}). ImageViews bind the values to their 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * image's Uri property (see {@link ImageView#setImageURI(android.net.Uri)}). 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic abstract class SimpleCursorTreeAdapter extends ResourceCursorTreeAdapter { 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** The indices of columns that contain data to display for a group. */ 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int[] mGroupFrom; 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The View IDs that will display a group's data fetched from the 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * corresponding column. 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int[] mGroupTo; 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** The indices of columns that contain data to display for a child. */ 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int[] mChildFrom; 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The View IDs that will display a child's data fetched from the 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * corresponding column. 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int[] mChildTo; 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Constructor. 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param context The context where the {@link ExpandableListView} 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * associated with this {@link SimpleCursorTreeAdapter} is 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * running 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cursor The database cursor 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param collapsedGroupLayout The resource identifier of a layout file that 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * defines the views for a collapsed group. The layout file 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * should include at least those named views defined in groupTo. 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param expandedGroupLayout The resource identifier of a layout file that 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * defines the views for an expanded group. The layout file 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * should include at least those named views defined in groupTo. 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param groupFrom A list of column names that will be used to display the 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * data for a group. 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param groupTo The group views (from the group layouts) that should 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * display column in the "from" parameter. These should all be 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * TextViews or ImageViews. The first N views in this list are 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * given the values of the first N columns in the from parameter. 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param childLayout The resource identifier of a layout file that defines 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the views for a child (except the last). The layout file 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * should include at least those named views defined in childTo. 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param lastChildLayout The resource identifier of a layout file that 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * defines the views for the last child within a group. The 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * layout file should include at least those named views defined 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in childTo. 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param childFrom A list of column names that will be used to display the 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * data for a child. 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param childTo The child views (from the child layouts) that should 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * display column in the "from" parameter. These should all be 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * TextViews or ImageViews. The first N views in this list are 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * given the values of the first N columns in the from parameter. 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SimpleCursorTreeAdapter(Context context, Cursor cursor, int collapsedGroupLayout, 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int expandedGroupLayout, String[] groupFrom, int[] groupTo, int childLayout, 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int lastChildLayout, String[] childFrom, int[] childTo) { 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(context, cursor, collapsedGroupLayout, expandedGroupLayout, childLayout, 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lastChildLayout); 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project init(groupFrom, groupTo, childFrom, childTo); 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Constructor. 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param context The context where the {@link ExpandableListView} 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * associated with this {@link SimpleCursorTreeAdapter} is 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * running 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cursor The database cursor 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param collapsedGroupLayout The resource identifier of a layout file that 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * defines the views for a collapsed group. The layout file 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * should include at least those named views defined in groupTo. 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param expandedGroupLayout The resource identifier of a layout file that 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * defines the views for an expanded group. The layout file 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * should include at least those named views defined in groupTo. 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param groupFrom A list of column names that will be used to display the 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * data for a group. 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param groupTo The group views (from the group layouts) that should 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * display column in the "from" parameter. These should all be 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * TextViews or ImageViews. The first N views in this list are 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * given the values of the first N columns in the from parameter. 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param childLayout The resource identifier of a layout file that defines 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the views for a child. The layout file 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * should include at least those named views defined in childTo. 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param childFrom A list of column names that will be used to display the 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * data for a child. 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param childTo The child views (from the child layouts) that should 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * display column in the "from" parameter. These should all be 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * TextViews or ImageViews. The first N views in this list are 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * given the values of the first N columns in the from parameter. 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SimpleCursorTreeAdapter(Context context, Cursor cursor, int collapsedGroupLayout, 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int expandedGroupLayout, String[] groupFrom, int[] groupTo, 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int childLayout, String[] childFrom, int[] childTo) { 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(context, cursor, collapsedGroupLayout, expandedGroupLayout, childLayout); 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project init(groupFrom, groupTo, childFrom, childTo); 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Constructor. 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param context The context where the {@link ExpandableListView} 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * associated with this {@link SimpleCursorTreeAdapter} is 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * running 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cursor The database cursor 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param groupLayout The resource identifier of a layout file that defines 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the views for a group. The layout file should include at least 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * those named views defined in groupTo. 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param groupFrom A list of column names that will be used to display the 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * data for a group. 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param groupTo The group views (from the group layouts) that should 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * display column in the "from" parameter. These should all be 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * TextViews or ImageViews. The first N views in this list are 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * given the values of the first N columns in the from parameter. 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param childLayout The resource identifier of a layout file that defines 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the views for a child. The layout file should include at least 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * those named views defined in childTo. 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param childFrom A list of column names that will be used to display the 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * data for a child. 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param childTo The child views (from the child layouts) that should 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * display column in the "from" parameter. These should all be 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * TextViews or ImageViews. The first N views in this list are 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * given the values of the first N columns in the from parameter. 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SimpleCursorTreeAdapter(Context context, Cursor cursor, int groupLayout, 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String[] groupFrom, int[] groupTo, int childLayout, String[] childFrom, 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int[] childTo) { 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(context, cursor, groupLayout, childLayout); 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project init(groupFrom, groupTo, childFrom, childTo); 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void init(String[] groupFromNames, int[] groupTo, String[] childFromNames, 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int[] childTo) { 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGroupTo = groupTo; 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mChildTo = childTo; 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Get the group cursor column indices, the child cursor column indices will come 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // when needed 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initGroupFromColumns(groupFromNames); 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Get a temporary child cursor to init the column indices 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (getGroupCount() > 0) { 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project MyCursorHelper tmpCursorHelper = getChildrenCursorHelper(0, true); 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (tmpCursorHelper != null) { 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initChildrenFromColumns(childFromNames, tmpCursorHelper.getCursor()); 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project deactivateChildrenCursorHelper(0); 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void initFromColumns(Cursor cursor, String[] fromColumnNames, int[] fromColumns) { 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = fromColumnNames.length - 1; i >= 0; i--) { 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project fromColumns[i] = cursor.getColumnIndexOrThrow(fromColumnNames[i]); 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void initGroupFromColumns(String[] groupFromNames) { 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGroupFrom = new int[groupFromNames.length]; 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initFromColumns(mGroupCursorHelper.getCursor(), groupFromNames, mGroupFrom); 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void initChildrenFromColumns(String[] childFromNames, Cursor childCursor) { 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mChildFrom = new int[childFromNames.length]; 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initFromColumns(childCursor, childFromNames, mChildFrom); 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void bindView(View view, Context context, Cursor cursor, int[] from, int[] to) { 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < to.length; i++) { 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project View v = view.findViewById(to[i]); 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (v != null) { 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String text = cursor.getString(from[i]); 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (text == null) { 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project text = ""; 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (v instanceof TextView) { 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ((TextView) v).setText(text); 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (v instanceof ImageView) { 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setViewImage((ImageView) v, text); 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalStateException("SimpleCursorAdapter can bind values only to" + 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project " TextView and ImageView!"); 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void bindChildView(View view, Context context, Cursor cursor, boolean isLastChild) { 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bindView(view, context, cursor, mChildFrom, mChildTo); 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void bindGroupView(View view, Context context, Cursor cursor, boolean isExpanded) { 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bindView(view, context, cursor, mGroupFrom, mGroupTo); 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called by bindView() to set the image for an ImageView. By default, the 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * value will be treated as a Uri. Intended to be overridden by Adapters 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that need to filter strings retrieved from the database. 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param v ImageView to receive an image 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the value retrieved from the cursor 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void setViewImage(ImageView v, String value) { 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project v.setImageResource(Integer.parseInt(value)); 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (NumberFormatException nfe) { 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project v.setImageURI(Uri.parse(value)); 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 242