1 /* 2 * Copyright (C) 2024 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.wm.shell.desktopmode.desktopwallpaperactivity 18 19 import android.util.SparseArray 20 import android.view.Display.DEFAULT_DISPLAY 21 import android.window.WindowContainerToken 22 import androidx.core.util.keyIterator 23 import com.android.internal.protolog.ProtoLog 24 import com.android.wm.shell.protolog.ShellProtoLogGroup.WM_SHELL_DESKTOP_MODE 25 26 /** Provides per display window container tokens for [DesktopWallpaperActivity]. */ 27 class DesktopWallpaperActivityTokenProvider { 28 29 private val wallpaperActivityTokenByDisplayId = SparseArray<WindowContainerToken>() 30 setTokennull31 fun setToken(token: WindowContainerToken, displayId: Int = DEFAULT_DISPLAY) { 32 logV("Setting desktop wallpaper activity token for display %s", displayId) 33 wallpaperActivityTokenByDisplayId[displayId] = token 34 } 35 getTokennull36 fun getToken(displayId: Int = DEFAULT_DISPLAY): WindowContainerToken? { 37 return wallpaperActivityTokenByDisplayId[displayId] 38 } 39 removeTokennull40 fun removeToken(displayId: Int = DEFAULT_DISPLAY) { 41 logV("Remove desktop wallpaper activity token for display %s", displayId) 42 wallpaperActivityTokenByDisplayId.delete(displayId) 43 } 44 removeTokennull45 fun removeToken(token: WindowContainerToken) { 46 val displayId = 47 wallpaperActivityTokenByDisplayId.keyIterator().asSequence().find { 48 wallpaperActivityTokenByDisplayId[it] == token 49 } 50 if (displayId != null) { 51 logV("Remove desktop wallpaper activity token for display %s", displayId) 52 wallpaperActivityTokenByDisplayId.delete(displayId) 53 } 54 } 55 logVnull56 private fun logV(msg: String, vararg arguments: Any?) { 57 ProtoLog.v(WM_SHELL_DESKTOP_MODE, "%s: $msg", TAG, *arguments) 58 } 59 60 companion object { 61 private const val TAG = "DesktopWallpaperActivityTokenProvider" 62 } 63 } 64