110 lines
3.8 KiB
Java
110 lines
3.8 KiB
Java
/*
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* Copyright (C) 2011 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.server.wm;
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import android.os.IBinder;
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import java.io.PrintWriter;
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import java.util.ArrayList;
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/**
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* Container of a set of related windows in the window manager. Often this
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* is an AppWindowToken, which is the handle for an Activity that it uses
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* to display windows. For nested windows, there is a WindowToken created for
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* the parent window to manage its children.
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*/
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class WindowToken {
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// The window manager!
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final WindowManagerService service;
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// The actual token.
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final IBinder token;
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// The type of window this token is for, as per WindowManager.LayoutParams.
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final int windowType;
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// Set if this token was explicitly added by a client, so should
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// not be removed when all windows are removed.
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final boolean explicit;
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// For printing.
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String stringName;
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// If this is an AppWindowToken, this is non-null.
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AppWindowToken appWindowToken;
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// All of the windows associated with this token.
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final ArrayList<WindowState> windows = new ArrayList<WindowState>();
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// Is key dispatching paused for this token?
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boolean paused = false;
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// Should this token's windows be hidden?
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boolean hidden;
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// Temporary for finding which tokens no longer have visible windows.
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boolean hasVisible;
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// Set to true when this token is in a pending transaction where it
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// will be shown.
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boolean waitingToShow;
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// Set to true when this token is in a pending transaction where it
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// will be hidden.
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boolean waitingToHide;
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// Set to true when this token is in a pending transaction where its
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// windows will be put to the bottom of the list.
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boolean sendingToBottom;
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// Set to true when this token is in a pending transaction where its
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// windows will be put to the top of the list.
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boolean sendingToTop;
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WindowToken(WindowManagerService _service, IBinder _token, int type, boolean _explicit) {
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service = _service;
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token = _token;
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windowType = type;
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explicit = _explicit;
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}
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void dump(PrintWriter pw, String prefix) {
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pw.print(prefix); pw.print("token="); pw.println(token);
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pw.print(prefix); pw.print("windows="); pw.println(windows);
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pw.print(prefix); pw.print("windowType="); pw.print(windowType);
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pw.print(" hidden="); pw.print(hidden);
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pw.print(" hasVisible="); pw.println(hasVisible);
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if (waitingToShow || waitingToHide || sendingToBottom || sendingToTop) {
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pw.print(prefix); pw.print("waitingToShow="); pw.print(waitingToShow);
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pw.print(" waitingToHide="); pw.print(waitingToHide);
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pw.print(" sendingToBottom="); pw.print(sendingToBottom);
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pw.print(" sendingToTop="); pw.println(sendingToTop);
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}
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}
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@Override
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public String toString() {
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if (stringName == null) {
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StringBuilder sb = new StringBuilder();
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sb.append("WindowToken{");
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sb.append(Integer.toHexString(System.identityHashCode(this)));
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sb.append(" token="); sb.append(token); sb.append('}');
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stringName = sb.toString();
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}
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return stringName;
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}
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} |