117 lines
3.3 KiB
Java
117 lines
3.3 KiB
Java
/*
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* Copyright (C) 2007 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.internal.app;
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import android.app.Activity;
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import android.app.Dialog;
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import android.compat.annotation.UnsupportedAppUsage;
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import android.content.DialogInterface;
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import android.os.Bundle;
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import android.view.KeyEvent;
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import android.view.ViewGroup;
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import android.view.accessibility.AccessibilityEvent;
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/**
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* An activity that follows the visual style of an AlertDialog.
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*
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* @see #mAlert
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* @see #mAlertParams
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* @see #setupAlert()
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*/
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public abstract class AlertActivity extends Activity implements DialogInterface {
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@UnsupportedAppUsage
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public AlertActivity() {
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}
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/**
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* The model for the alert.
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*
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* @see #mAlertParams
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*/
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@UnsupportedAppUsage
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protected AlertController mAlert;
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/**
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* The parameters for the alert.
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*/
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@UnsupportedAppUsage
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protected AlertController.AlertParams mAlertParams;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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mAlert = AlertController.create(this, this, getWindow());
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mAlertParams = new AlertController.AlertParams(this);
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}
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public void cancel() {
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finish();
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}
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public void dismiss() {
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// This is called after the click, since we finish when handling the
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// click, don't do that again here.
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if (!isFinishing()) {
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finish();
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}
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}
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@Override
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public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
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return dispatchPopulateAccessibilityEvent(this, event);
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}
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public static boolean dispatchPopulateAccessibilityEvent(Activity act,
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AccessibilityEvent event) {
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event.setClassName(Dialog.class.getName());
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event.setPackageName(act.getPackageName());
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ViewGroup.LayoutParams params = act.getWindow().getAttributes();
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boolean isFullScreen = (params.width == ViewGroup.LayoutParams.MATCH_PARENT) &&
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(params.height == ViewGroup.LayoutParams.MATCH_PARENT);
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event.setFullScreen(isFullScreen);
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return false;
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}
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/**
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* Sets up the alert, including applying the parameters to the alert model,
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* and installing the alert's content.
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*
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* @see #mAlert
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* @see #mAlertParams
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*/
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@UnsupportedAppUsage
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protected void setupAlert() {
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mAlert.installContent(mAlertParams);
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}
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@Override
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public boolean onKeyDown(int keyCode, KeyEvent event) {
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if (mAlert.onKeyDown(keyCode, event)) return true;
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return super.onKeyDown(keyCode, event);
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}
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@Override
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public boolean onKeyUp(int keyCode, KeyEvent event) {
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if (mAlert.onKeyUp(keyCode, event)) return true;
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return super.onKeyUp(keyCode, event);
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}
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}
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