| /* |
| * Copyright (C) 2008 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 com.example.android.apis.appwidget; |
| |
| import android.app.Activity; |
| import android.appwidget.AppWidgetManager; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.SharedPreferences; |
| import android.os.Bundle; |
| import android.view.View; |
| import android.widget.EditText; |
| |
| import java.util.ArrayList; |
| |
| // Need the following import to get access to the app resources, since this |
| // class is in a sub-package. |
| import com.example.android.apis.R; |
| |
| /** |
| * The configuration screen for the ExampleAppWidgetProvider widget sample. |
| */ |
| public class ExampleAppWidgetConfigure extends Activity { |
| static final String TAG = "ExampleAppWidgetConfigure"; |
| |
| private static final String PREFS_NAME |
| = "com.example.android.apis.appwidget.ExampleAppWidgetProvider"; |
| private static final String PREF_PREFIX_KEY = "prefix_"; |
| |
| int mAppWidgetId = AppWidgetManager.INVALID_APPWIDGET_ID; |
| EditText mAppWidgetPrefix; |
| |
| public ExampleAppWidgetConfigure() { |
| super(); |
| } |
| |
| @Override |
| public void onCreate(Bundle icicle) { |
| super.onCreate(icicle); |
| |
| // Set the result to CANCELED. This will cause the widget host to cancel |
| // out of the widget placement if they press the back button. |
| setResult(RESULT_CANCELED); |
| |
| // Set the view layout resource to use. |
| setContentView(R.layout.appwidget_configure); |
| |
| // Find the EditText |
| mAppWidgetPrefix = (EditText)findViewById(R.id.appwidget_prefix); |
| |
| // Bind the action for the save button. |
| findViewById(R.id.save_button).setOnClickListener(mOnClickListener); |
| |
| // Find the widget id from the intent. |
| Intent intent = getIntent(); |
| Bundle extras = intent.getExtras(); |
| if (extras != null) { |
| mAppWidgetId = extras.getInt( |
| AppWidgetManager.EXTRA_APPWIDGET_ID, AppWidgetManager.INVALID_APPWIDGET_ID); |
| } |
| |
| // If they gave us an intent without the widget id, just bail. |
| if (mAppWidgetId == AppWidgetManager.INVALID_APPWIDGET_ID) { |
| finish(); |
| } |
| |
| mAppWidgetPrefix.setText(loadTitlePref(ExampleAppWidgetConfigure.this, mAppWidgetId)); |
| } |
| |
| View.OnClickListener mOnClickListener = new View.OnClickListener() { |
| public void onClick(View v) { |
| final Context context = ExampleAppWidgetConfigure.this; |
| |
| // When the button is clicked, save the string in our prefs and return that they |
| // clicked OK. |
| String titlePrefix = mAppWidgetPrefix.getText().toString(); |
| saveTitlePref(context, mAppWidgetId, titlePrefix); |
| |
| // Push widget update to surface with newly set prefix |
| AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context); |
| ExampleAppWidgetProvider.updateAppWidget(context, appWidgetManager, |
| mAppWidgetId, titlePrefix); |
| |
| // Make sure we pass back the original appWidgetId |
| Intent resultValue = new Intent(); |
| resultValue.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, mAppWidgetId); |
| setResult(RESULT_OK, resultValue); |
| finish(); |
| } |
| }; |
| |
| // Write the prefix to the SharedPreferences object for this widget |
| static void saveTitlePref(Context context, int appWidgetId, String text) { |
| SharedPreferences.Editor prefs = context.getSharedPreferences(PREFS_NAME, 0).edit(); |
| prefs.putString(PREF_PREFIX_KEY + appWidgetId, text); |
| prefs.commit(); |
| } |
| |
| // Read the prefix from the SharedPreferences object for this widget. |
| // If there is no preference saved, get the default from a resource |
| static String loadTitlePref(Context context, int appWidgetId) { |
| SharedPreferences prefs = context.getSharedPreferences(PREFS_NAME, 0); |
| String prefix = prefs.getString(PREF_PREFIX_KEY + appWidgetId, null); |
| if (prefix != null) { |
| return prefix; |
| } else { |
| return context.getString(R.string.appwidget_prefix_default); |
| } |
| } |
| |
| static void deleteTitlePref(Context context, int appWidgetId) { |
| } |
| |
| static void loadAllTitlePrefs(Context context, ArrayList<Integer> appWidgetIds, |
| ArrayList<String> texts) { |
| } |
| } |
| |
| |
| |