1 /* 2 * Copyright (C) 2016 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.packageinstaller.permission.ui.handheld; 18 19 import android.content.Context; 20 import android.preference.PreferenceScreen; 21 import android.view.View; 22 import android.widget.TextView; 23 24 import com.android.packageinstaller.R; 25 import com.android.settingslib.RestrictedLockUtils; 26 27 import static com.android.settingslib.RestrictedLockUtils.EnforcedAdmin; 28 29 public class RestrictedSwitchPreference extends MultiTargetSwitchPreference { 30 private final Context mContext; 31 private boolean mDisabledByAdmin; 32 private EnforcedAdmin mEnforcedAdmin; 33 private final int mSwitchWidgetResId; 34 RestrictedSwitchPreference(Context context)35 public RestrictedSwitchPreference(Context context) { 36 super(context); 37 mSwitchWidgetResId = getWidgetLayoutResource(); 38 mContext = context; 39 } 40 41 @Override onBindView(View view)42 public void onBindView(View view) { 43 super.onBindView(view); 44 if (mDisabledByAdmin) { 45 view.setEnabled(true); 46 } 47 if (mDisabledByAdmin) { 48 final TextView summaryView = (TextView) view.findViewById(android.R.id.summary); 49 if (summaryView != null) { 50 summaryView.setText( 51 isChecked() ? R.string.enabled_by_admin : R.string.disabled_by_admin); 52 summaryView.setVisibility(View.VISIBLE); 53 } 54 } 55 } 56 57 @Override setEnabled(boolean enabled)58 public void setEnabled(boolean enabled) { 59 if (enabled && mDisabledByAdmin) { 60 setDisabledByAdmin(null); 61 } else { 62 super.setEnabled(enabled); 63 } 64 } 65 setDisabledByAdmin(EnforcedAdmin admin)66 public void setDisabledByAdmin(EnforcedAdmin admin) { 67 final boolean disabled = (admin != null ? true : false); 68 mEnforcedAdmin = admin; 69 if (mDisabledByAdmin != disabled) { 70 mDisabledByAdmin = disabled; 71 setWidgetLayoutResource(disabled ? R.layout.restricted_icon : mSwitchWidgetResId); 72 setEnabled(!disabled); 73 } 74 } 75 76 @Override performClick(PreferenceScreen preferenceScreen)77 public void performClick(PreferenceScreen preferenceScreen) { 78 if (mDisabledByAdmin) { 79 RestrictedLockUtils.sendShowAdminSupportDetailsIntent(mContext, mEnforcedAdmin); 80 } else { 81 super.performClick(preferenceScreen); 82 } 83 } 84 }