1 /* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.settings; 18 19 import android.app.AlertDialog; 20 import android.appwidget.AppWidgetManager; 21 import android.content.ComponentName; 22 import android.content.Context; 23 import android.content.DialogInterface; 24 import android.content.Intent; 25 import android.content.pm.ApplicationInfo; 26 import android.content.pm.PackageManager; 27 import android.os.Bundle; 28 import android.os.UserHandle; 29 import android.util.Log; 30 import android.view.LayoutInflater; 31 import android.widget.CheckBox; 32 33 import com.android.internal.app.AlertActivity; 34 import com.android.internal.app.AlertController; 35 36 /** 37 * This activity is displayed when an app launches the BIND_APPWIDGET intent. This allows apps 38 * that don't have the BIND_APPWIDGET permission to bind specific widgets. 39 */ 40 public class AllowBindAppWidgetActivity extends AlertActivity implements 41 DialogInterface.OnClickListener { 42 43 private CheckBox mAlwaysUse; 44 private int mAppWidgetId; 45 private UserHandle mProfile; 46 private ComponentName mComponentName; 47 private String mCallingPackage; 48 private AppWidgetManager mAppWidgetManager; 49 50 // Indicates whether this activity was closed because of a click 51 private boolean mClicked; 52 onClick(DialogInterface dialog, int which)53 public void onClick(DialogInterface dialog, int which) { 54 if (which == AlertDialog.BUTTON_POSITIVE) { 55 // By default, set the result to cancelled 56 setResult(RESULT_CANCELED); 57 if (mAppWidgetId != -1 && mComponentName != null && mCallingPackage != null) { 58 try { 59 final boolean bound = mAppWidgetManager.bindAppWidgetIdIfAllowed(mAppWidgetId, 60 mProfile, mComponentName, null); 61 if (bound) { 62 Intent result = new Intent(); 63 result.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, mAppWidgetId); 64 setResult(RESULT_OK, result); 65 } 66 } catch (Exception e) { 67 Log.v("BIND_APPWIDGET", "Error binding widget with id " 68 + mAppWidgetId + " and component " + mComponentName); 69 } 70 71 final boolean alwaysAllowBind = mAlwaysUse.isChecked(); 72 if (alwaysAllowBind != mAppWidgetManager.hasBindAppWidgetPermission( 73 mCallingPackage)) { 74 mAppWidgetManager.setBindAppWidgetPermission(mCallingPackage, 75 alwaysAllowBind); 76 } 77 } 78 } 79 finish(); 80 } 81 onPause()82 protected void onPause() { 83 if (isDestroyed() && !mClicked) { 84 setResult(RESULT_CANCELED); 85 } 86 super.onDestroy(); 87 } 88 onCreate(Bundle savedInstanceState)89 protected void onCreate(Bundle savedInstanceState) { 90 super.onCreate(savedInstanceState); 91 Intent intent = getIntent(); 92 CharSequence label = ""; 93 if (intent != null) { 94 try { 95 mAppWidgetId = intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 96 mProfile = intent.getParcelableExtra( 97 AppWidgetManager.EXTRA_APPWIDGET_PROVIDER_PROFILE); 98 if (mProfile == null) { 99 mProfile = android.os.Process.myUserHandle(); 100 } 101 mComponentName = 102 intent.getParcelableExtra(AppWidgetManager.EXTRA_APPWIDGET_PROVIDER); 103 mCallingPackage = getCallingPackage(); 104 PackageManager pm = getPackageManager(); 105 ApplicationInfo ai = pm.getApplicationInfo(mCallingPackage, 0); 106 label = pm.getApplicationLabel(ai); 107 } catch (Exception e) { 108 mAppWidgetId = -1; 109 mComponentName = null; 110 mCallingPackage = null; 111 Log.v("BIND_APPWIDGET", "Error getting parameters"); 112 setResult(RESULT_CANCELED); 113 finish(); 114 return; 115 } 116 } 117 AlertController.AlertParams ap = mAlertParams; 118 ap.mTitle = getString(R.string.allow_bind_app_widget_activity_allow_bind_title); 119 ap.mMessage = getString(R.string.allow_bind_app_widget_activity_allow_bind, label); 120 ap.mPositiveButtonText = getString(R.string.create); 121 ap.mNegativeButtonText = getString(android.R.string.cancel); 122 ap.mPositiveButtonListener = this; 123 ap.mNegativeButtonListener = this; 124 LayoutInflater inflater = 125 (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE); 126 ap.mView = inflater.inflate(com.android.internal.R.layout.always_use_checkbox, null); 127 mAlwaysUse = (CheckBox) ap.mView.findViewById(com.android.internal.R.id.alwaysUse); 128 mAlwaysUse.setText(getString(R.string.allow_bind_app_widget_activity_always_allow_bind, label)); 129 130 mAlwaysUse.setPadding(mAlwaysUse.getPaddingLeft(), 131 mAlwaysUse.getPaddingTop(), 132 mAlwaysUse.getPaddingRight(), 133 (int) (mAlwaysUse.getPaddingBottom() + 134 getResources().getDimension(R.dimen.bind_app_widget_dialog_checkbox_bottom_padding))); 135 136 mAppWidgetManager = AppWidgetManager.getInstance(this); 137 mAlwaysUse.setChecked(mAppWidgetManager.hasBindAppWidgetPermission(mCallingPackage, 138 mProfile.getIdentifier())); 139 140 setupAlert(); 141 } 142 } 143