| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.server.wm; |
| |
| import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN; |
| import static android.os.Trace.TRACE_TAG_WINDOW_MANAGER; |
| import static android.view.Display.INVALID_DISPLAY; |
| import static android.view.WindowManager.INPUT_CONSUMER_PIP; |
| import static android.view.WindowManager.INPUT_CONSUMER_RECENTS_ANIMATION; |
| import static android.view.WindowManager.INPUT_CONSUMER_WALLPAPER; |
| import static android.view.WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE; |
| import static android.view.WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE; |
| import static android.view.WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL; |
| import static android.view.WindowManager.LayoutParams.INPUT_FEATURE_NO_INPUT_CHANNEL; |
| import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_DISABLE_WALLPAPER_TOUCH_EVENTS; |
| import static android.view.WindowManager.LayoutParams.TYPE_ACCESSIBILITY_MAGNIFICATION_OVERLAY; |
| import static android.view.WindowManager.LayoutParams.TYPE_ACCESSIBILITY_OVERLAY; |
| import static android.view.WindowManager.LayoutParams.TYPE_DOCK_DIVIDER; |
| import static android.view.WindowManager.LayoutParams.TYPE_INPUT_CONSUMER; |
| import static android.view.WindowManager.LayoutParams.TYPE_INPUT_METHOD; |
| import static android.view.WindowManager.LayoutParams.TYPE_INPUT_METHOD_DIALOG; |
| import static android.view.WindowManager.LayoutParams.TYPE_MAGNIFICATION_OVERLAY; |
| import static android.view.WindowManager.LayoutParams.TYPE_NAVIGATION_BAR; |
| import static android.view.WindowManager.LayoutParams.TYPE_NAVIGATION_BAR_PANEL; |
| import static android.view.WindowManager.LayoutParams.TYPE_NOTIFICATION_SHADE; |
| import static android.view.WindowManager.LayoutParams.TYPE_SECURE_SYSTEM_OVERLAY; |
| import static android.view.WindowManager.LayoutParams.TYPE_STATUS_BAR; |
| import static android.view.WindowManager.LayoutParams.TYPE_VOICE_INTERACTION; |
| import static android.view.WindowManager.LayoutParams.TYPE_WALLPAPER; |
| |
| import static com.android.internal.protolog.ProtoLogGroup.WM_DEBUG_FOCUS_LIGHT; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_INPUT; |
| import static com.android.server.wm.WindowManagerDebugConfig.TAG_WM; |
| import static com.android.server.wm.WindowManagerService.LOGTAG_INPUT_FOCUS; |
| |
| import android.graphics.Rect; |
| import android.graphics.Region; |
| import android.os.Handler; |
| import android.os.IBinder; |
| import android.os.Looper; |
| import android.os.Trace; |
| import android.os.UserHandle; |
| import android.util.ArrayMap; |
| import android.util.EventLog; |
| import android.util.Slog; |
| import android.view.InputChannel; |
| import android.view.InputEventReceiver; |
| import android.view.InputWindowHandle; |
| import android.view.SurfaceControl; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.internal.protolog.common.ProtoLog; |
| |
| import java.io.PrintWriter; |
| import java.util.Set; |
| import java.util.function.Consumer; |
| |
| final class InputMonitor { |
| private final WindowManagerService mService; |
| |
| // Current input focus token for keys and other non-touch events. May be null. |
| private IBinder mInputFocus = null; |
| |
| // When true, need to call updateInputWindowsLw(). |
| private boolean mUpdateInputWindowsNeeded = true; |
| private boolean mUpdateInputWindowsPending; |
| private boolean mUpdateInputWindowsImmediately; |
| |
| private boolean mDisableWallpaperTouchEvents; |
| private final Region mTmpRegion = new Region(); |
| private final UpdateInputForAllWindowsConsumer mUpdateInputForAllWindowsConsumer; |
| |
| private final int mDisplayId; |
| private final DisplayContent mDisplayContent; |
| private boolean mDisplayRemoved; |
| private int mDisplayWidth; |
| private int mDisplayHeight; |
| |
| private final SurfaceControl.Transaction mInputTransaction; |
| private final Handler mHandler; |
| |
| /** |
| * The set of input consumer added to the window manager by name, which consumes input events |
| * for the windows below it. |
| */ |
| private final ArrayMap<String, InputConsumerImpl> mInputConsumers = new ArrayMap(); |
| |
| /** |
| * Representation of a input consumer that the policy has added to the window manager to consume |
| * input events going to windows below it. |
| */ |
| static final class EventReceiverInputConsumer extends InputConsumerImpl { |
| private InputMonitor mInputMonitor; |
| private final InputEventReceiver mInputEventReceiver; |
| |
| EventReceiverInputConsumer(WindowManagerService service, InputMonitor monitor, |
| Looper looper, String name, |
| InputEventReceiver.Factory inputEventReceiverFactory, |
| int clientPid, UserHandle clientUser, int displayId) { |
| super(service, null /* token */, name, null /* inputChannel */, clientPid, clientUser, |
| displayId); |
| mInputMonitor = monitor; |
| mInputEventReceiver = inputEventReceiverFactory.createInputEventReceiver( |
| mClientChannel, looper); |
| } |
| |
| /** Removes the input consumer from the window manager. */ |
| void dismiss() { |
| synchronized (mService.mGlobalLock) { |
| mInputMonitor.mInputConsumers.remove(mName); |
| hide(mInputMonitor.mInputTransaction); |
| mInputMonitor.updateInputWindowsLw(true /* force */); |
| } |
| } |
| |
| /** Disposes the input consumer and input receiver from the associated thread. */ |
| void dispose() { |
| synchronized (mService.mGlobalLock) { |
| disposeChannelsLw(mInputMonitor.mInputTransaction); |
| mInputEventReceiver.dispose(); |
| mInputMonitor.updateInputWindowsLw(true /* force */); |
| } |
| } |
| } |
| |
| private class UpdateInputWindows implements Runnable { |
| @Override |
| public void run() { |
| synchronized (mService.mGlobalLock) { |
| mUpdateInputWindowsPending = false; |
| mUpdateInputWindowsNeeded = false; |
| |
| if (mDisplayRemoved) { |
| return; |
| } |
| |
| // Populate the input window list with information about all of the windows that |
| // could potentially receive input. |
| // As an optimization, we could try to prune the list of windows but this turns |
| // out to be difficult because only the native code knows for sure which window |
| // currently has touch focus. |
| |
| // If there's a drag in flight, provide a pseudo-window to catch drag input |
| final boolean inDrag = mService.mDragDropController.dragDropActiveLocked(); |
| |
| // Add all windows on the default display. |
| mUpdateInputForAllWindowsConsumer.updateInputWindows(inDrag); |
| } |
| } |
| } |
| |
| private final UpdateInputWindows mUpdateInputWindows = new UpdateInputWindows(); |
| |
| InputMonitor(WindowManagerService service, DisplayContent displayContent) { |
| mService = service; |
| mDisplayContent = displayContent; |
| mDisplayId = displayContent.getDisplayId(); |
| mInputTransaction = mService.mTransactionFactory.get(); |
| mHandler = mService.mAnimationHandler; |
| mUpdateInputForAllWindowsConsumer = new UpdateInputForAllWindowsConsumer(); |
| } |
| |
| void onDisplayRemoved() { |
| mHandler.removeCallbacks(mUpdateInputWindows); |
| mHandler.post(() -> { |
| // Make sure any pending setInputWindowInfo transactions are completed. That prevents |
| // the timing of updating input info of removed display after cleanup. |
| mService.mTransactionFactory.get().syncInputWindows().apply(); |
| // It calls InputDispatcher::setInputWindows directly. |
| mService.mInputManager.onDisplayRemoved(mDisplayId); |
| }); |
| mDisplayRemoved = true; |
| } |
| |
| private void addInputConsumer(String name, InputConsumerImpl consumer) { |
| mInputConsumers.put(name, consumer); |
| consumer.linkToDeathRecipient(); |
| consumer.layout(mInputTransaction, mDisplayWidth, mDisplayHeight); |
| updateInputWindowsLw(true /* force */); |
| } |
| |
| boolean destroyInputConsumer(String name) { |
| if (disposeInputConsumer(mInputConsumers.remove(name))) { |
| updateInputWindowsLw(true /* force */); |
| return true; |
| } |
| return false; |
| } |
| |
| private boolean disposeInputConsumer(InputConsumerImpl consumer) { |
| if (consumer != null) { |
| consumer.disposeChannelsLw(mInputTransaction); |
| return true; |
| } |
| return false; |
| } |
| |
| InputConsumerImpl getInputConsumer(String name) { |
| return mInputConsumers.get(name); |
| } |
| |
| void layoutInputConsumers(int dw, int dh) { |
| if (mDisplayWidth == dw && mDisplayHeight == dh) { |
| return; |
| } |
| mDisplayWidth = dw; |
| mDisplayHeight = dh; |
| try { |
| Trace.traceBegin(TRACE_TAG_WINDOW_MANAGER, "layoutInputConsumer"); |
| for (int i = mInputConsumers.size() - 1; i >= 0; i--) { |
| mInputConsumers.valueAt(i).layout(mInputTransaction, dw, dh); |
| } |
| } finally { |
| Trace.traceEnd(TRACE_TAG_WINDOW_MANAGER); |
| } |
| } |
| |
| // The visibility of the input consumers is recomputed each time we |
| // update the input windows. We use a model where consumers begin invisible |
| // (set so by this function) and must meet some condition for visibility on each update. |
| void resetInputConsumers(SurfaceControl.Transaction t) { |
| for (int i = mInputConsumers.size() - 1; i >= 0; i--) { |
| mInputConsumers.valueAt(i).hide(t); |
| } |
| } |
| |
| void createInputConsumer(IBinder token, String name, InputChannel inputChannel, int clientPid, |
| UserHandle clientUser) { |
| if (mInputConsumers.containsKey(name)) { |
| throw new IllegalStateException("Existing input consumer found with name: " + name |
| + ", display: " + mDisplayId); |
| } |
| |
| final InputConsumerImpl consumer = new InputConsumerImpl(mService, token, name, |
| inputChannel, clientPid, clientUser, mDisplayId); |
| switch (name) { |
| case INPUT_CONSUMER_WALLPAPER: |
| consumer.mWindowHandle.hasWallpaper = true; |
| break; |
| case INPUT_CONSUMER_PIP: |
| // The touchable region of the Pip input window is cropped to the bounds of the |
| // stack, and we need FLAG_NOT_TOUCH_MODAL to ensure other events fall through |
| consumer.mWindowHandle.layoutParamsFlags |= FLAG_NOT_TOUCH_MODAL; |
| break; |
| case INPUT_CONSUMER_RECENTS_ANIMATION: |
| consumer.mWindowHandle.focusable = true; |
| break; |
| default: |
| throw new IllegalArgumentException("Illegal input consumer : " + name |
| + ", display: " + mDisplayId); |
| } |
| addInputConsumer(name, consumer); |
| } |
| |
| @VisibleForTesting |
| void populateInputWindowHandle(final InputWindowHandleWrapper inputWindowHandle, |
| final WindowState w) { |
| // Add a window to our list of input windows. |
| inputWindowHandle.setInputApplicationHandle(w.mActivityRecord != null |
| ? w.mActivityRecord.getInputApplicationHandle(false /* update */) : null); |
| inputWindowHandle.setToken(w.mInputChannelToken); |
| inputWindowHandle.setDispatchingTimeoutMillis(w.getInputDispatchingTimeoutMillis()); |
| inputWindowHandle.setTouchOcclusionMode(w.getTouchOcclusionMode()); |
| inputWindowHandle.setInputFeatures(w.mAttrs.inputFeatures); |
| inputWindowHandle.setPaused(w.mActivityRecord != null && w.mActivityRecord.paused); |
| inputWindowHandle.setVisible(w.isVisible()); |
| |
| final boolean focusable = w.canReceiveKeys() |
| && (mService.mPerDisplayFocusEnabled || mDisplayContent.isOnTop()); |
| inputWindowHandle.setFocusable(focusable); |
| |
| final boolean hasWallpaper = mDisplayContent.mWallpaperController.isWallpaperTarget(w) |
| && !mService.mPolicy.isKeyguardShowing() |
| && !mDisableWallpaperTouchEvents; |
| inputWindowHandle.setHasWallpaper(hasWallpaper); |
| |
| final Rect frame = w.getFrame(); |
| inputWindowHandle.setFrame(frame.left, frame.top, frame.right, frame.bottom); |
| |
| // Surface insets are hardcoded to be the same in all directions |
| // and we could probably deprecate the "left/right/top/bottom" concept. |
| // we avoid reintroducing this concept by just choosing one of them here. |
| inputWindowHandle.setSurfaceInset(w.mAttrs.surfaceInsets.left); |
| |
| // If we are scaling the window, input coordinates need to be inversely scaled to map from |
| // what is on screen to what is actually being touched in the UI. |
| inputWindowHandle.setScaleFactor(w.mGlobalScale != 1f ? (1f / w.mGlobalScale) : 1f); |
| |
| final int flags = w.getSurfaceTouchableRegion(mTmpRegion, w.mAttrs.flags); |
| inputWindowHandle.setTouchableRegion(mTmpRegion); |
| inputWindowHandle.setLayoutParamsFlags(flags); |
| |
| boolean useSurfaceCrop = false; |
| final Task task = w.getTask(); |
| if (task != null) { |
| if (task.isOrganized() && task.getWindowingMode() != WINDOWING_MODE_FULLSCREEN) { |
| // If the window is in a TaskManaged by a TaskOrganizer then most cropping will |
| // be applied using the SurfaceControl hierarchy from the Organizer. This means |
| // we need to make sure that these changes in crop are reflected in the input |
| // windows, and so ensure this flag is set so that the input crop always reflects |
| // the surface hierarchy. |
| // TODO(b/168252846): we have some issues with modal-windows, so we need to cross |
| // that bridge now that we organize full-screen Tasks. |
| inputWindowHandle.setTouchableRegionCrop(null /* Use this surfaces crop */); |
| inputWindowHandle.setReplaceTouchableRegionWithCrop(true); |
| useSurfaceCrop = true; |
| } else if (task.cropWindowsToRootTaskBounds() && !w.inFreeformWindowingMode()) { |
| inputWindowHandle.setTouchableRegionCrop(task.getRootTask().getSurfaceControl()); |
| inputWindowHandle.setReplaceTouchableRegionWithCrop(false); |
| useSurfaceCrop = true; |
| } |
| } |
| if (!useSurfaceCrop) { |
| inputWindowHandle.setReplaceTouchableRegionWithCrop(false); |
| inputWindowHandle.setTouchableRegionCrop(null); |
| } |
| } |
| |
| void setUpdateInputWindowsNeededLw() { |
| mUpdateInputWindowsNeeded = true; |
| } |
| |
| /* Updates the cached window information provided to the input dispatcher. */ |
| void updateInputWindowsLw(boolean force) { |
| if (!force && !mUpdateInputWindowsNeeded) { |
| return; |
| } |
| scheduleUpdateInputWindows(); |
| } |
| |
| private void scheduleUpdateInputWindows() { |
| if (mDisplayRemoved) { |
| return; |
| } |
| |
| if (!mUpdateInputWindowsPending) { |
| mUpdateInputWindowsPending = true; |
| mHandler.post(mUpdateInputWindows); |
| } |
| } |
| |
| /** |
| * Immediately update the input transaction and merge into the passing Transaction that could be |
| * collected and applied later. |
| */ |
| void updateInputWindowsImmediately(SurfaceControl.Transaction t) { |
| mHandler.removeCallbacks(mUpdateInputWindows); |
| mUpdateInputWindowsImmediately = true; |
| mUpdateInputWindows.run(); |
| mUpdateInputWindowsImmediately = false; |
| t.merge(mInputTransaction); |
| } |
| |
| /** |
| * Called when the current input focus changes. Will apply it in next updateInputWindows. |
| * Layer assignment is assumed to be complete by the time this is called. |
| */ |
| void setInputFocusLw(WindowState newWindow, boolean updateInputWindows) { |
| ProtoLog.v(WM_DEBUG_FOCUS_LIGHT, "Input focus has changed to %s display=%d", |
| newWindow, mDisplayId); |
| final IBinder focus = newWindow != null ? newWindow.mInputChannelToken : null; |
| if (focus == mInputFocus) { |
| return; |
| } |
| |
| if (newWindow != null && newWindow.canReceiveKeys()) { |
| // Displaying a window implicitly causes dispatching to be unpaused. |
| // This is to protect against bugs if someone pauses dispatching but |
| // forgets to resume. |
| newWindow.mToken.paused = false; |
| } |
| |
| setUpdateInputWindowsNeededLw(); |
| |
| if (updateInputWindows) { |
| updateInputWindowsLw(false /*force*/); |
| } |
| } |
| |
| /** |
| * Called when the current input focus changes. |
| */ |
| private void updateInputFocusRequest(InputConsumerImpl recentsAnimationInputConsumer) { |
| final WindowState focus = mDisplayContent.mCurrentFocus; |
| // Request focus for the recents animation input consumer if an input consumer should |
| // be applied for the window. |
| if (recentsAnimationInputConsumer != null && focus != null) { |
| final RecentsAnimationController recentsAnimationController = |
| mService.getRecentsAnimationController(); |
| final boolean shouldApplyRecentsInputConsumer = recentsAnimationController != null |
| && recentsAnimationController.shouldApplyInputConsumer(focus.mActivityRecord); |
| if (shouldApplyRecentsInputConsumer) { |
| requestFocus(recentsAnimationInputConsumer.mWindowHandle.token, |
| recentsAnimationInputConsumer.mName); |
| return; |
| } |
| } |
| |
| final IBinder focusToken = focus != null ? focus.mInputChannelToken : null; |
| if (focusToken == null) { |
| mInputFocus = null; |
| return; |
| } |
| |
| if (!focus.mWinAnimator.hasSurface() || !focus.mInputWindowHandle.isFocusable()) { |
| ProtoLog.v(WM_DEBUG_FOCUS_LIGHT, "Focus not requested for window=%s" |
| + " because it has no surface or is not focusable.", focus); |
| mInputFocus = null; |
| return; |
| } |
| |
| requestFocus(focusToken, focus.getName()); |
| } |
| |
| private void requestFocus(IBinder focusToken, String windowName) { |
| if (focusToken == mInputFocus) { |
| return; |
| } |
| |
| mInputFocus = focusToken; |
| mInputTransaction.setFocusedWindow(mInputFocus, windowName, mDisplayId); |
| EventLog.writeEvent(LOGTAG_INPUT_FOCUS, "Focus request " + windowName, |
| "reason=UpdateInputWindows"); |
| ProtoLog.v(WM_DEBUG_FOCUS_LIGHT, "Focus requested for window=%s", windowName); |
| } |
| |
| void setFocusedAppLw(ActivityRecord newApp) { |
| // Focused app has changed. |
| mService.mInputManager.setFocusedApplication(mDisplayId, |
| newApp != null ? newApp.getInputApplicationHandle(true /* update */) : null); |
| } |
| |
| public void pauseDispatchingLw(WindowToken window) { |
| if (! window.paused) { |
| if (DEBUG_INPUT) { |
| Slog.v(TAG_WM, "Pausing WindowToken " + window); |
| } |
| |
| window.paused = true; |
| updateInputWindowsLw(true /*force*/); |
| } |
| } |
| |
| public void resumeDispatchingLw(WindowToken window) { |
| if (window.paused) { |
| if (DEBUG_INPUT) { |
| Slog.v(TAG_WM, "Resuming WindowToken " + window); |
| } |
| |
| window.paused = false; |
| updateInputWindowsLw(true /*force*/); |
| } |
| } |
| |
| void dump(PrintWriter pw, String prefix) { |
| final Set<String> inputConsumerKeys = mInputConsumers.keySet(); |
| if (!inputConsumerKeys.isEmpty()) { |
| pw.println(prefix + "InputConsumers:"); |
| for (String key : inputConsumerKeys) { |
| mInputConsumers.get(key).dump(pw, key, prefix); |
| } |
| } |
| } |
| |
| private final class UpdateInputForAllWindowsConsumer implements Consumer<WindowState> { |
| InputConsumerImpl mPipInputConsumer; |
| InputConsumerImpl mWallpaperInputConsumer; |
| InputConsumerImpl mRecentsAnimationInputConsumer; |
| |
| private boolean mAddPipInputConsumerHandle; |
| private boolean mAddWallpaperInputConsumerHandle; |
| private boolean mAddRecentsAnimationInputConsumerHandle; |
| |
| boolean mInDrag; |
| |
| private void updateInputWindows(boolean inDrag) { |
| Trace.traceBegin(TRACE_TAG_WINDOW_MANAGER, "updateInputWindows"); |
| |
| mPipInputConsumer = getInputConsumer(INPUT_CONSUMER_PIP); |
| mWallpaperInputConsumer = getInputConsumer(INPUT_CONSUMER_WALLPAPER); |
| mRecentsAnimationInputConsumer = getInputConsumer(INPUT_CONSUMER_RECENTS_ANIMATION); |
| |
| mAddPipInputConsumerHandle = mPipInputConsumer != null; |
| mAddWallpaperInputConsumerHandle = mWallpaperInputConsumer != null; |
| mAddRecentsAnimationInputConsumerHandle = mRecentsAnimationInputConsumer != null; |
| |
| mDisableWallpaperTouchEvents = false; |
| mInDrag = inDrag; |
| |
| resetInputConsumers(mInputTransaction); |
| mDisplayContent.forAllWindows(this, true /* traverseTopToBottom */); |
| updateInputFocusRequest(mRecentsAnimationInputConsumer); |
| |
| if (!mUpdateInputWindowsImmediately) { |
| mDisplayContent.getPendingTransaction().merge(mInputTransaction); |
| mDisplayContent.scheduleAnimation(); |
| } |
| |
| Trace.traceEnd(TRACE_TAG_WINDOW_MANAGER); |
| } |
| |
| @Override |
| public void accept(WindowState w) { |
| final InputWindowHandleWrapper inputWindowHandle = w.mInputWindowHandle; |
| final RecentsAnimationController recentsAnimationController = |
| mService.getRecentsAnimationController(); |
| final boolean shouldApplyRecentsInputConsumer = recentsAnimationController != null |
| && recentsAnimationController.shouldApplyInputConsumer(w.mActivityRecord); |
| if (w.mInputChannelToken == null || w.mRemoved |
| || (!w.canReceiveTouchInput() && !shouldApplyRecentsInputConsumer)) { |
| if (w.mWinAnimator.hasSurface()) { |
| // Make sure the input info can't receive input event. It may be omitted from |
| // occlusion detection depending on the type or if it's a trusted overlay. |
| populateOverlayInputInfo(inputWindowHandle, w); |
| setInputWindowInfoIfNeeded(mInputTransaction, |
| w.mWinAnimator.mSurfaceController.mSurfaceControl, inputWindowHandle); |
| return; |
| } |
| // Skip this window because it cannot possibly receive input. |
| return; |
| } |
| |
| final int privateFlags = w.mAttrs.privateFlags; |
| |
| if (mAddRecentsAnimationInputConsumerHandle && shouldApplyRecentsInputConsumer) { |
| if (recentsAnimationController.updateInputConsumerForApp( |
| mRecentsAnimationInputConsumer.mWindowHandle)) { |
| mRecentsAnimationInputConsumer.show(mInputTransaction, w.mActivityRecord); |
| mAddRecentsAnimationInputConsumerHandle = false; |
| } |
| } |
| |
| if (w.inPinnedWindowingMode()) { |
| if (mAddPipInputConsumerHandle) { |
| final Task rootTask = w.getTask().getRootTask(); |
| mPipInputConsumer.mWindowHandle.replaceTouchableRegionWithCrop( |
| rootTask.getSurfaceControl()); |
| // We set the layer to z=MAX-1 so that it's always on top. |
| mPipInputConsumer.reparent(mInputTransaction, rootTask); |
| mPipInputConsumer.show(mInputTransaction, Integer.MAX_VALUE - 1); |
| mAddPipInputConsumerHandle = false; |
| } |
| } |
| |
| if (mAddWallpaperInputConsumerHandle) { |
| if (w.mAttrs.type == TYPE_WALLPAPER && w.isVisible()) { |
| // Add the wallpaper input consumer above the first visible wallpaper. |
| mWallpaperInputConsumer.show(mInputTransaction, w); |
| mAddWallpaperInputConsumerHandle = false; |
| } |
| } |
| |
| if ((privateFlags & PRIVATE_FLAG_DISABLE_WALLPAPER_TOUCH_EVENTS) != 0) { |
| mDisableWallpaperTouchEvents = true; |
| } |
| |
| // If there's a drag in progress and 'child' is a potential drop target, |
| // make sure it's been told about the drag |
| if (mInDrag && w.isVisible() && w.getDisplayContent().isDefaultDisplay) { |
| mService.mDragDropController.sendDragStartedIfNeededLocked(w); |
| } |
| |
| // register key interception info |
| mService.mKeyInterceptionInfoForToken.put(w.mInputChannelToken, |
| w.getKeyInterceptionInfo()); |
| |
| if (w.mWinAnimator.hasSurface()) { |
| populateInputWindowHandle(inputWindowHandle, w); |
| setInputWindowInfoIfNeeded(mInputTransaction, |
| w.mWinAnimator.mSurfaceController.mSurfaceControl, inputWindowHandle); |
| } |
| } |
| } |
| |
| @VisibleForTesting |
| static void setInputWindowInfoIfNeeded(SurfaceControl.Transaction t, SurfaceControl sc, |
| InputWindowHandleWrapper inputWindowHandle) { |
| if (DEBUG_INPUT) { |
| Slog.d(TAG_WM, "Update InputWindowHandle: " + inputWindowHandle); |
| } |
| if (inputWindowHandle.isChanged()) { |
| inputWindowHandle.applyChangesToSurface(t, sc); |
| } |
| } |
| |
| static void populateOverlayInputInfo(InputWindowHandleWrapper inputWindowHandle, |
| WindowState w) { |
| populateOverlayInputInfo(inputWindowHandle, w.isVisible()); |
| inputWindowHandle.setTouchOcclusionMode(w.getTouchOcclusionMode()); |
| } |
| |
| // This would reset InputWindowHandle fields to prevent it could be found by input event. |
| // We need to check if any new field of InputWindowHandle could impact the result. |
| @VisibleForTesting |
| static void populateOverlayInputInfo(InputWindowHandleWrapper inputWindowHandle, |
| boolean isVisible) { |
| inputWindowHandle.setDispatchingTimeoutMillis(0); // It should never receive input. |
| inputWindowHandle.setVisible(isVisible); |
| inputWindowHandle.setFocusable(false); |
| inputWindowHandle.setInputFeatures(INPUT_FEATURE_NO_INPUT_CHANNEL); |
| // The input window handle without input channel must not have a token. |
| inputWindowHandle.setToken(null); |
| inputWindowHandle.setScaleFactor(1f); |
| inputWindowHandle.setLayoutParamsFlags( |
| FLAG_NOT_TOUCH_MODAL | FLAG_NOT_TOUCHABLE | FLAG_NOT_FOCUSABLE); |
| inputWindowHandle.setPortalToDisplayId(INVALID_DISPLAY); |
| inputWindowHandle.clearTouchableRegion(); |
| inputWindowHandle.setTouchableRegionCrop(null); |
| } |
| |
| /** |
| * Helper function to generate an InputInfo with type SECURE_SYSTEM_OVERLAY. This input |
| * info will not have an input channel or be touchable, but is used to omit Surfaces |
| * from occlusion detection, so that System global overlays like the Watermark aren't |
| * counted by the InputDispatcher as occluding applications below. |
| */ |
| static void setTrustedOverlayInputInfo(SurfaceControl sc, SurfaceControl.Transaction t, |
| int displayId, String name) { |
| final InputWindowHandleWrapper inputWindowHandle = new InputWindowHandleWrapper( |
| new InputWindowHandle(null /* inputApplicationHandle */, displayId)); |
| inputWindowHandle.setName(name); |
| inputWindowHandle.setLayoutParamsType(TYPE_SECURE_SYSTEM_OVERLAY); |
| inputWindowHandle.setTrustedOverlay(true); |
| populateOverlayInputInfo(inputWindowHandle, true /* isVisible */); |
| setInputWindowInfoIfNeeded(t, sc, inputWindowHandle); |
| } |
| |
| static boolean isTrustedOverlay(int type) { |
| return type == TYPE_ACCESSIBILITY_MAGNIFICATION_OVERLAY |
| || type == TYPE_INPUT_METHOD || type == TYPE_INPUT_METHOD_DIALOG |
| || type == TYPE_MAGNIFICATION_OVERLAY || type == TYPE_STATUS_BAR |
| || type == TYPE_NOTIFICATION_SHADE |
| || type == TYPE_NAVIGATION_BAR |
| || type == TYPE_NAVIGATION_BAR_PANEL |
| || type == TYPE_SECURE_SYSTEM_OVERLAY |
| || type == TYPE_DOCK_DIVIDER |
| || type == TYPE_ACCESSIBILITY_OVERLAY |
| || type == TYPE_INPUT_CONSUMER |
| || type == TYPE_VOICE_INTERACTION; |
| } |
| } |