| /* |
| * Copyright (C) 2007 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package android.widget; |
| |
| import android.content.Context; |
| import android.database.Cursor; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.view.LayoutInflater; |
| |
| |
| /** |
| * An easy adapter that creates views defined in an XML file. You can specify |
| * the XML file that defines the appearance of the views. |
| */ |
| public abstract class ResourceCursorAdapter extends CursorAdapter { |
| private int mLayout; |
| |
| private int mDropDownLayout; |
| |
| private LayoutInflater mInflater; |
| |
| /** |
| * Constructor the enables auto-requery. |
| * |
| * @deprecated This option is discouraged, as it results in Cursor queries |
| * being performed on the application's UI thread and thus can cause poor |
| * responsiveness or even Application Not Responding errors. As an alternative, |
| * use {@link android.app.LoaderManager} with a {@link android.content.CursorLoader}. |
| * |
| * @param context The context where the ListView associated with this adapter is running |
| * @param layout resource identifier of a layout file that defines the views |
| * for this list item. Unless you override them later, this will |
| * define both the item views and the drop down views. |
| */ |
| @Deprecated |
| public ResourceCursorAdapter(Context context, int layout, Cursor c) { |
| super(context, c); |
| mLayout = mDropDownLayout = layout; |
| mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); |
| } |
| |
| /** |
| * Constructor with default behavior as per |
| * {@link CursorAdapter#CursorAdapter(Context, Cursor, boolean)}; it is recommended |
| * you not use this, but instead {@link #ResourceCursorAdapter(Context, int, Cursor, int)}. |
| * When using this constructor, {@link #FLAG_REGISTER_CONTENT_OBSERVER} |
| * will always be set. |
| * |
| * @param context The context where the ListView associated with this adapter is running |
| * @param layout resource identifier of a layout file that defines the views |
| * for this list item. Unless you override them later, this will |
| * define both the item views and the drop down views. |
| * @param c The cursor from which to get the data. |
| * @param autoRequery If true the adapter will call requery() on the |
| * cursor whenever it changes so the most recent |
| * data is always displayed. Using true here is discouraged. |
| */ |
| public ResourceCursorAdapter(Context context, int layout, Cursor c, boolean autoRequery) { |
| super(context, c, autoRequery); |
| mLayout = mDropDownLayout = layout; |
| mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); |
| } |
| |
| /** |
| * Standard constructor. |
| * |
| * @param context The context where the ListView associated with this adapter is running |
| * @param layout Resource identifier of a layout file that defines the views |
| * for this list item. Unless you override them later, this will |
| * define both the item views and the drop down views. |
| * @param c The cursor from which to get the data. |
| * @param flags Flags used to determine the behavior of the adapter, |
| * as per {@link CursorAdapter#CursorAdapter(Context, Cursor, int)}. |
| */ |
| public ResourceCursorAdapter(Context context, int layout, Cursor c, int flags) { |
| super(context, c, flags); |
| mLayout = mDropDownLayout = layout; |
| mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); |
| } |
| |
| /** |
| * Inflates view(s) from the specified XML file. |
| * |
| * @see android.widget.CursorAdapter#newView(android.content.Context, |
| * android.database.Cursor, ViewGroup) |
| */ |
| @Override |
| public View newView(Context context, Cursor cursor, ViewGroup parent) { |
| return mInflater.inflate(mLayout, parent, false); |
| } |
| |
| @Override |
| public View newDropDownView(Context context, Cursor cursor, ViewGroup parent) { |
| return mInflater.inflate(mDropDownLayout, parent, false); |
| } |
| |
| /** |
| * <p>Sets the layout resource of the item views.</p> |
| * |
| * @param layout the layout resources used to create item views |
| */ |
| public void setViewResource(int layout) { |
| mLayout = layout; |
| } |
| |
| /** |
| * <p>Sets the layout resource of the drop down views.</p> |
| * |
| * @param dropDownLayout the layout resources used to create drop down views |
| */ |
| public void setDropDownViewResource(int dropDownLayout) { |
| mDropDownLayout = dropDownLayout; |
| } |
| } |