mirror of
https://github.com/LawnchairLauncher/lawnchair.git
synced 2026-03-01 16:26:47 +00:00
c31b41ae73
Initial support quickstep, Android versions from Q to U, ensuring a smooth and efficient user experience. Enjoy effortless navigation and swift app switching on your Android device with QuickSwitch's compatibility across the Q, R, S, T, and U. Co-authored-by: Goooler <wangzongler@gmail.com> Co-authored-by: 无言 <57122860+liu-wanshun@users.noreply.github.com>
107 lines
4.0 KiB
Kotlin
107 lines
4.0 KiB
Kotlin
/*
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* Copyright (C) 2023 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.app.viewcapture
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import android.content.Context
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import android.content.pm.LauncherApps
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import android.database.ContentObserver
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import android.os.Build
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import android.os.Handler
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import android.os.Looper
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import android.os.ParcelFileDescriptor
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import android.os.Process
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import android.provider.Settings
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import android.util.Log
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import android.window.IDumpCallback
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import androidx.annotation.AnyThread
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import androidx.annotation.VisibleForTesting
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import java.util.concurrent.Executor
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private val TAG = SettingsAwareViewCapture::class.java.simpleName
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/**
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* ViewCapture that listens to system updates and enables / disables attached ViewCapture
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* WindowListeners accordingly. The Settings toggle is currently controlled by the Winscope
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* developer tile in the System developer options.
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*/
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class SettingsAwareViewCapture
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@VisibleForTesting
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internal constructor(private val context: Context, executor: Executor)
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: ViewCapture(DEFAULT_MEMORY_SIZE, DEFAULT_INIT_POOL_SIZE, executor) {
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/** Dumps all the active view captures to the wm trace directory via LauncherAppService */
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private val mDumpCallback: IDumpCallback.Stub? = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) object : IDumpCallback.Stub() {
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override fun onDump(out: ParcelFileDescriptor) {
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try {
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ParcelFileDescriptor.AutoCloseOutputStream(out).use { os -> dumpTo(os, context) }
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} catch (e: Exception) {
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Log.e(TAG, "failed to dump data to wm trace", e)
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}
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}
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} else null
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init {
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enableOrDisableWindowListeners()
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context.contentResolver.registerContentObserver(
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Settings.Global.getUriFor(VIEW_CAPTURE_ENABLED),
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false,
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object : ContentObserver(Handler()) {
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override fun onChange(selfChange: Boolean) {
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enableOrDisableWindowListeners()
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}
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})
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}
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@AnyThread
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private fun enableOrDisableWindowListeners() {
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mBgExecutor.execute {
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val isEnabled = Settings.Global.getInt(context.contentResolver, VIEW_CAPTURE_ENABLED,
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0) != 0
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MAIN_EXECUTOR.execute {
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enableOrDisableWindowListeners(isEnabled)
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}
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val launcherApps = context.getSystemService(LauncherApps::class.java)
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if (mDumpCallback != null) {
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if (isEnabled) {
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launcherApps?.registerDumpCallback(mDumpCallback)
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} else {
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launcherApps?.unRegisterDumpCallback(mDumpCallback)
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}
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}
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}
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}
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companion object {
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@VisibleForTesting internal const val VIEW_CAPTURE_ENABLED = "view_capture_enabled"
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private var INSTANCE: ViewCapture? = null
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@JvmStatic
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fun getInstance(context: Context): ViewCapture = when {
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INSTANCE != null -> INSTANCE!!
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Looper.myLooper() == Looper.getMainLooper() -> SettingsAwareViewCapture(
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context.applicationContext,
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createAndStartNewLooperExecutor("SAViewCapture",
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Process.THREAD_PRIORITY_FOREGROUND)).also { INSTANCE = it }
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else -> try {
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MAIN_EXECUTOR.submit { getInstance(context) }.get()
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} catch (e: Exception) {
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throw e
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}
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}
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}
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} |