1 /* 2 * Copyright (C) 2017 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.development; 18 19 import static com.android.settings.development.DevelopmentOptionsActivityRequestCodes 20 .REQUEST_CODE_DEBUG_APP; 21 22 import android.app.Activity; 23 import android.content.Context; 24 import android.content.Intent; 25 import android.content.pm.ApplicationInfo; 26 import android.content.pm.PackageManager; 27 import android.provider.Settings; 28 import android.support.annotation.VisibleForTesting; 29 import android.support.v7.preference.Preference; 30 31 import com.android.settings.R; 32 import com.android.settings.core.PreferenceControllerMixin; 33 import com.android.settingslib.development.DeveloperOptionsPreferenceController; 34 import com.android.settingslib.wrapper.PackageManagerWrapper; 35 36 public class SelectDebugAppPreferenceController extends DeveloperOptionsPreferenceController 37 implements PreferenceControllerMixin, OnActivityResultListener { 38 39 private static final String DEBUG_APP_KEY = "debug_app"; 40 41 private final DevelopmentSettingsDashboardFragment mFragment; 42 private final PackageManagerWrapper mPackageManager; 43 SelectDebugAppPreferenceController(Context context, DevelopmentSettingsDashboardFragment fragment)44 public SelectDebugAppPreferenceController(Context context, 45 DevelopmentSettingsDashboardFragment fragment) { 46 super(context); 47 mFragment = fragment; 48 mPackageManager = new PackageManagerWrapper(mContext.getPackageManager()); 49 } 50 51 @Override getPreferenceKey()52 public String getPreferenceKey() { 53 return DEBUG_APP_KEY; 54 } 55 56 @Override handlePreferenceTreeClick(Preference preference)57 public boolean handlePreferenceTreeClick(Preference preference) { 58 if (DEBUG_APP_KEY.equals(preference.getKey())) { 59 final Intent intent = getActivityStartIntent(); 60 intent.putExtra(AppPicker.EXTRA_DEBUGGABLE, true /* value */); 61 mFragment.startActivityForResult(intent, REQUEST_CODE_DEBUG_APP); 62 return true; 63 } 64 return false; 65 } 66 67 @Override updateState(Preference preference)68 public void updateState(Preference preference) { 69 updatePreferenceSummary(); 70 } 71 72 @Override onActivityResult(int requestCode, int resultCode, Intent data)73 public boolean onActivityResult(int requestCode, int resultCode, Intent data) { 74 if (requestCode != REQUEST_CODE_DEBUG_APP || resultCode != Activity.RESULT_OK) { 75 return false; 76 } 77 Settings.Global.putString(mContext.getContentResolver(), Settings.Global.DEBUG_APP, 78 data.getAction()); 79 updatePreferenceSummary(); 80 return true; 81 } 82 83 @Override onDeveloperOptionsSwitchDisabled()84 protected void onDeveloperOptionsSwitchDisabled() { 85 super.onDeveloperOptionsSwitchDisabled(); 86 mPreference.setSummary(mContext.getResources().getString(R.string.debug_app_not_set)); 87 } 88 89 @VisibleForTesting getActivityStartIntent()90 Intent getActivityStartIntent() { 91 return new Intent(mContext, AppPicker.class); 92 } 93 updatePreferenceSummary()94 private void updatePreferenceSummary() { 95 final String debugApp = Settings.Global.getString( 96 mContext.getContentResolver(), Settings.Global.DEBUG_APP); 97 if (debugApp != null && debugApp.length() > 0) { 98 mPreference.setSummary(mContext.getResources().getString(R.string.debug_app_set, 99 getAppLabel(debugApp))); 100 } else { 101 mPreference.setSummary(mContext.getResources().getString(R.string.debug_app_not_set)); 102 } 103 } 104 getAppLabel(String debugApp)105 private String getAppLabel(String debugApp) { 106 try { 107 final ApplicationInfo ai = mPackageManager.getApplicationInfo(debugApp, 108 PackageManager.GET_DISABLED_COMPONENTS); 109 final CharSequence lab = mPackageManager.getApplicationLabel(ai); 110 return lab != null ? lab.toString() : debugApp; 111 } catch (PackageManager.NameNotFoundException e) { 112 return debugApp; 113 } 114 } 115 } 116