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 Bundle mBindOptions; 46 private UserHandle mProfile; 47 private ComponentName mComponentName; 48 private String mCallingPackage; 49 private AppWidgetManager mAppWidgetManager; 50 51 // Indicates whether this activity was closed because of a click 52 private boolean mClicked; 53 onClick(DialogInterface dialog, int which)54 public void onClick(DialogInterface dialog, int which) { 55 if (which == AlertDialog.BUTTON_POSITIVE) { 56 // By default, set the result to cancelled 57 setResult(RESULT_CANCELED); 58 if (mAppWidgetId != -1 && mComponentName != null && mCallingPackage != null) { 59 try { 60 final boolean bound = mAppWidgetManager.bindAppWidgetIdIfAllowed(mAppWidgetId, 61 mProfile, mComponentName, mBindOptions); 62 if (bound) { 63 Intent result = new Intent(); 64 result.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, mAppWidgetId); 65 setResult(RESULT_OK, result); 66 } 67 } catch (Exception e) { 68 Log.v("BIND_APPWIDGET", "Error binding widget with id " 69 + mAppWidgetId + " and component " + mComponentName); 70 } 71 72 final boolean alwaysAllowBind = mAlwaysUse.isChecked(); 73 if (alwaysAllowBind != mAppWidgetManager.hasBindAppWidgetPermission( 74 mCallingPackage)) { 75 mAppWidgetManager.setBindAppWidgetPermission(mCallingPackage, 76 alwaysAllowBind); 77 } 78 } 79 } 80 finish(); 81 } 82 onPause()83 protected void onPause() { 84 if (isDestroyed() && !mClicked) { 85 setResult(RESULT_CANCELED); 86 } 87 super.onDestroy(); 88 } 89 onCreate(Bundle savedInstanceState)90 protected void onCreate(Bundle savedInstanceState) { 91 super.onCreate(savedInstanceState); 92 Intent intent = getIntent(); 93 CharSequence label = ""; 94 if (intent != null) { 95 try { 96 mAppWidgetId = intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 97 mProfile = intent.getParcelableExtra( 98 AppWidgetManager.EXTRA_APPWIDGET_PROVIDER_PROFILE); 99 if (mProfile == null) { 100 mProfile = android.os.Process.myUserHandle(); 101 } 102 mComponentName = 103 intent.getParcelableExtra(AppWidgetManager.EXTRA_APPWIDGET_PROVIDER); 104 mBindOptions = 105 intent.getParcelableExtra(AppWidgetManager.EXTRA_APPWIDGET_OPTIONS); 106 mCallingPackage = getCallingPackage(); 107 PackageManager pm = getPackageManager(); 108 ApplicationInfo ai = pm.getApplicationInfo(mCallingPackage, 0); 109 label = pm.getApplicationLabel(ai); 110 } catch (Exception e) { 111 mAppWidgetId = -1; 112 mComponentName = null; 113 mCallingPackage = null; 114 Log.v("BIND_APPWIDGET", "Error getting parameters"); 115 setResult(RESULT_CANCELED); 116 finish(); 117 return; 118 } 119 } 120 AlertController.AlertParams ap = mAlertParams; 121 ap.mTitle = getString(R.string.allow_bind_app_widget_activity_allow_bind_title); 122 ap.mMessage = getString(R.string.allow_bind_app_widget_activity_allow_bind, label); 123 ap.mPositiveButtonText = getString(R.string.create); 124 ap.mNegativeButtonText = getString(android.R.string.cancel); 125 ap.mPositiveButtonListener = this; 126 ap.mNegativeButtonListener = this; 127 LayoutInflater inflater = 128 (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE); 129 ap.mView = inflater.inflate(com.android.internal.R.layout.always_use_checkbox, null); 130 mAlwaysUse = (CheckBox) ap.mView.findViewById(com.android.internal.R.id.alwaysUse); 131 mAlwaysUse.setText(getString(R.string.allow_bind_app_widget_activity_always_allow_bind, label)); 132 133 mAlwaysUse.setPadding(mAlwaysUse.getPaddingLeft(), 134 mAlwaysUse.getPaddingTop(), 135 mAlwaysUse.getPaddingRight(), 136 (int) (mAlwaysUse.getPaddingBottom() + 137 getResources().getDimension(R.dimen.bind_app_widget_dialog_checkbox_bottom_padding))); 138 139 mAppWidgetManager = AppWidgetManager.getInstance(this); 140 mAlwaysUse.setChecked(mAppWidgetManager.hasBindAppWidgetPermission(mCallingPackage, 141 mProfile.getIdentifier())); 142 143 setupAlert(); 144 } 145 } 146