| /* |
| * 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. |
| */ |
| |
| #ifndef _UI_INPUT_DISPATCHER_H |
| #define _UI_INPUT_DISPATCHER_H |
| |
| #include "AnrTracker.h" |
| #include "CancelationOptions.h" |
| #include "Entry.h" |
| #include "InjectionState.h" |
| #include "InputDispatcherConfiguration.h" |
| #include "InputDispatcherInterface.h" |
| #include "InputDispatcherPolicyInterface.h" |
| #include "InputState.h" |
| #include "InputTarget.h" |
| #include "InputThread.h" |
| #include "Monitor.h" |
| #include "TouchState.h" |
| #include "TouchedWindow.h" |
| |
| #include <input/Input.h> |
| #include <input/InputApplication.h> |
| #include <input/InputTransport.h> |
| #include <input/InputWindow.h> |
| #include <input/LatencyStatistics.h> |
| #include <limits.h> |
| #include <stddef.h> |
| #include <ui/Region.h> |
| #include <unistd.h> |
| #include <utils/BitSet.h> |
| #include <utils/Looper.h> |
| #include <utils/RefBase.h> |
| #include <utils/Timers.h> |
| #include <utils/threads.h> |
| #include <condition_variable> |
| #include <deque> |
| #include <optional> |
| #include <unordered_map> |
| |
| #include <InputListener.h> |
| #include <InputReporterInterface.h> |
| |
| namespace android::inputdispatcher { |
| |
| class Connection; |
| |
| class HmacKeyManager { |
| public: |
| HmacKeyManager(); |
| std::array<uint8_t, 32> sign(const VerifiedInputEvent& event) const; |
| |
| private: |
| std::array<uint8_t, 32> sign(const uint8_t* data, size_t size) const; |
| const std::array<uint8_t, 128> mHmacKey; |
| }; |
| |
| /* Dispatches events to input targets. Some functions of the input dispatcher, such as |
| * identifying input targets, are controlled by a separate policy object. |
| * |
| * IMPORTANT INVARIANT: |
| * Because the policy can potentially block or cause re-entrance into the input dispatcher, |
| * the input dispatcher never calls into the policy while holding its internal locks. |
| * The implementation is also carefully designed to recover from scenarios such as an |
| * input channel becoming unregistered while identifying input targets or processing timeouts. |
| * |
| * Methods marked 'Locked' must be called with the lock acquired. |
| * |
| * Methods marked 'LockedInterruptible' must be called with the lock acquired but |
| * may during the course of their execution release the lock, call into the policy, and |
| * then reacquire the lock. The caller is responsible for recovering gracefully. |
| * |
| * A 'LockedInterruptible' method may called a 'Locked' method, but NOT vice-versa. |
| */ |
| class InputDispatcher : public android::InputDispatcherInterface { |
| protected: |
| virtual ~InputDispatcher(); |
| |
| public: |
| explicit InputDispatcher(const sp<InputDispatcherPolicyInterface>& policy); |
| |
| virtual void dump(std::string& dump) override; |
| virtual void monitor() override; |
| virtual bool waitForIdle() override; |
| virtual status_t start() override; |
| virtual status_t stop() override; |
| |
| virtual void notifyConfigurationChanged(const NotifyConfigurationChangedArgs* args) override; |
| virtual void notifyKey(const NotifyKeyArgs* args) override; |
| virtual void notifyMotion(const NotifyMotionArgs* args) override; |
| virtual void notifySwitch(const NotifySwitchArgs* args) override; |
| virtual void notifyDeviceReset(const NotifyDeviceResetArgs* args) override; |
| |
| virtual int32_t injectInputEvent(const InputEvent* event, int32_t injectorPid, |
| int32_t injectorUid, int32_t syncMode, |
| std::chrono::milliseconds timeout, |
| uint32_t policyFlags) override; |
| |
| virtual std::unique_ptr<VerifiedInputEvent> verifyInputEvent(const InputEvent& event) override; |
| |
| virtual void setInputWindows( |
| const std::unordered_map<int32_t, std::vector<sp<InputWindowHandle>>>& |
| handlesPerDisplay) override; |
| virtual void setFocusedApplication( |
| int32_t displayId, const sp<InputApplicationHandle>& inputApplicationHandle) override; |
| virtual void setFocusedDisplay(int32_t displayId) override; |
| virtual void setInputDispatchMode(bool enabled, bool frozen) override; |
| virtual void setInputFilterEnabled(bool enabled) override; |
| virtual void setInTouchMode(bool inTouchMode) override; |
| |
| virtual bool transferTouchFocus(const sp<IBinder>& fromToken, |
| const sp<IBinder>& toToken) override; |
| |
| virtual status_t registerInputChannel(const sp<InputChannel>& inputChannel) override; |
| virtual status_t registerInputMonitor(const sp<InputChannel>& inputChannel, int32_t displayId, |
| bool isGestureMonitor) override; |
| virtual status_t unregisterInputChannel(const sp<InputChannel>& inputChannel) override; |
| virtual status_t pilferPointers(const sp<IBinder>& token) override; |
| |
| private: |
| enum class DropReason { |
| NOT_DROPPED, |
| POLICY, |
| APP_SWITCH, |
| DISABLED, |
| BLOCKED, |
| STALE, |
| }; |
| |
| std::unique_ptr<InputThread> mThread; |
| |
| sp<InputDispatcherPolicyInterface> mPolicy; |
| android::InputDispatcherConfiguration mConfig; |
| |
| std::mutex mLock; |
| |
| std::condition_variable mDispatcherIsAlive; |
| std::condition_variable mDispatcherEnteredIdle; |
| |
| sp<Looper> mLooper; |
| |
| EventEntry* mPendingEvent GUARDED_BY(mLock); |
| std::deque<EventEntry*> mInboundQueue GUARDED_BY(mLock); |
| std::deque<EventEntry*> mRecentQueue GUARDED_BY(mLock); |
| std::deque<std::unique_ptr<CommandEntry>> mCommandQueue GUARDED_BY(mLock); |
| |
| DropReason mLastDropReason GUARDED_BY(mLock); |
| |
| const IdGenerator mIdGenerator; |
| |
| // With each iteration, InputDispatcher nominally processes one queued event, |
| // a timeout, or a response from an input consumer. |
| // This method should only be called on the input dispatcher's own thread. |
| void dispatchOnce(); |
| |
| void dispatchOnceInnerLocked(nsecs_t* nextWakeupTime) REQUIRES(mLock); |
| |
| // Enqueues an inbound event. Returns true if mLooper->wake() should be called. |
| bool enqueueInboundEventLocked(EventEntry* entry) REQUIRES(mLock); |
| |
| // Cleans up input state when dropping an inbound event. |
| void dropInboundEventLocked(const EventEntry& entry, DropReason dropReason) REQUIRES(mLock); |
| |
| // Enqueues a focus event. |
| void enqueueFocusEventLocked(const InputWindowHandle& window, bool hasFocus) REQUIRES(mLock); |
| |
| // Adds an event to a queue of recent events for debugging purposes. |
| void addRecentEventLocked(EventEntry* entry) REQUIRES(mLock); |
| |
| // App switch latency optimization. |
| bool mAppSwitchSawKeyDown GUARDED_BY(mLock); |
| nsecs_t mAppSwitchDueTime GUARDED_BY(mLock); |
| |
| bool isAppSwitchKeyEvent(const KeyEntry& keyEntry); |
| bool isAppSwitchPendingLocked() REQUIRES(mLock); |
| void resetPendingAppSwitchLocked(bool handled) REQUIRES(mLock); |
| |
| // Blocked event latency optimization. Drops old events when the user intends |
| // to transfer focus to a new application. |
| EventEntry* mNextUnblockedEvent GUARDED_BY(mLock); |
| |
| sp<InputWindowHandle> findTouchedWindowAtLocked(int32_t displayId, int32_t x, int32_t y, |
| TouchState* touchState, |
| bool addOutsideTargets = false, |
| bool addPortalWindows = false) REQUIRES(mLock); |
| |
| // All registered connections mapped by channel file descriptor. |
| std::unordered_map<int, sp<Connection>> mConnectionsByFd GUARDED_BY(mLock); |
| |
| sp<Connection> getConnectionLocked(const sp<IBinder>& inputConnectionToken) const |
| REQUIRES(mLock); |
| |
| void removeConnectionLocked(const sp<Connection>& connection) REQUIRES(mLock); |
| |
| struct IBinderHash { |
| std::size_t operator()(const sp<IBinder>& b) const { |
| return std::hash<IBinder*>{}(b.get()); |
| } |
| }; |
| std::unordered_map<sp<IBinder>, sp<InputChannel>, IBinderHash> mInputChannelsByToken |
| GUARDED_BY(mLock); |
| |
| // Finds the display ID of the gesture monitor identified by the provided token. |
| std::optional<int32_t> findGestureMonitorDisplayByTokenLocked(const sp<IBinder>& token) |
| REQUIRES(mLock); |
| |
| // Input channels that will receive a copy of all input events sent to the provided display. |
| std::unordered_map<int32_t, std::vector<Monitor>> mGlobalMonitorsByDisplay GUARDED_BY(mLock); |
| |
| // Input channels that will receive pointer events that start within the corresponding display. |
| // These are a bit special when compared to global monitors since they'll cause gesture streams |
| // to continue even when there isn't a touched window,and have the ability to steal the rest of |
| // the pointer stream in order to claim it for a system gesture. |
| std::unordered_map<int32_t, std::vector<Monitor>> mGestureMonitorsByDisplay GUARDED_BY(mLock); |
| |
| const HmacKeyManager mHmacKeyManager; |
| const std::array<uint8_t, 32> getSignature(const MotionEntry& motionEntry, |
| const DispatchEntry& dispatchEntry) const; |
| const std::array<uint8_t, 32> getSignature(const KeyEntry& keyEntry, |
| const DispatchEntry& dispatchEntry) const; |
| |
| // Event injection and synchronization. |
| std::condition_variable mInjectionResultAvailable; |
| bool hasInjectionPermission(int32_t injectorPid, int32_t injectorUid); |
| void setInjectionResult(EventEntry* entry, int32_t injectionResult); |
| |
| std::condition_variable mInjectionSyncFinished; |
| void incrementPendingForegroundDispatches(EventEntry* entry); |
| void decrementPendingForegroundDispatches(EventEntry* entry); |
| |
| // Key repeat tracking. |
| struct KeyRepeatState { |
| KeyEntry* lastKeyEntry; // or null if no repeat |
| nsecs_t nextRepeatTime; |
| } mKeyRepeatState GUARDED_BY(mLock); |
| |
| void resetKeyRepeatLocked() REQUIRES(mLock); |
| KeyEntry* synthesizeKeyRepeatLocked(nsecs_t currentTime) REQUIRES(mLock); |
| |
| // Key replacement tracking |
| struct KeyReplacement { |
| int32_t keyCode; |
| int32_t deviceId; |
| bool operator==(const KeyReplacement& rhs) const { |
| return keyCode == rhs.keyCode && deviceId == rhs.deviceId; |
| } |
| }; |
| struct KeyReplacementHash { |
| size_t operator()(const KeyReplacement& key) const { |
| return std::hash<int32_t>()(key.keyCode) ^ (std::hash<int32_t>()(key.deviceId) << 1); |
| } |
| }; |
| // Maps the key code replaced, device id tuple to the key code it was replaced with |
| std::unordered_map<KeyReplacement, int32_t, KeyReplacementHash> mReplacedKeys GUARDED_BY(mLock); |
| // Process certain Meta + Key combinations |
| void accelerateMetaShortcuts(const int32_t deviceId, const int32_t action, int32_t& keyCode, |
| int32_t& metaState); |
| |
| // Deferred command processing. |
| bool haveCommandsLocked() const REQUIRES(mLock); |
| bool runCommandsLockedInterruptible() REQUIRES(mLock); |
| void postCommandLocked(std::unique_ptr<CommandEntry> commandEntry) REQUIRES(mLock); |
| |
| nsecs_t processAnrsLocked() REQUIRES(mLock); |
| nsecs_t getDispatchingTimeoutLocked(const sp<IBinder>& token) REQUIRES(mLock); |
| |
| // Input filter processing. |
| bool shouldSendKeyToInputFilterLocked(const NotifyKeyArgs* args) REQUIRES(mLock); |
| bool shouldSendMotionToInputFilterLocked(const NotifyMotionArgs* args) REQUIRES(mLock); |
| |
| // Inbound event processing. |
| void drainInboundQueueLocked() REQUIRES(mLock); |
| void releasePendingEventLocked() REQUIRES(mLock); |
| void releaseInboundEventLocked(EventEntry* entry) REQUIRES(mLock); |
| |
| // Dispatch state. |
| bool mDispatchEnabled GUARDED_BY(mLock); |
| bool mDispatchFrozen GUARDED_BY(mLock); |
| bool mInputFilterEnabled GUARDED_BY(mLock); |
| bool mInTouchMode GUARDED_BY(mLock); |
| |
| std::unordered_map<int32_t, std::vector<sp<InputWindowHandle>>> mWindowHandlesByDisplay |
| GUARDED_BY(mLock); |
| void setInputWindowsLocked(const std::vector<sp<InputWindowHandle>>& inputWindowHandles, |
| int32_t displayId) REQUIRES(mLock); |
| // Get window handles by display, return an empty vector if not found. |
| std::vector<sp<InputWindowHandle>> getWindowHandlesLocked(int32_t displayId) const |
| REQUIRES(mLock); |
| sp<InputWindowHandle> getWindowHandleLocked(const sp<IBinder>& windowHandleToken) const |
| REQUIRES(mLock); |
| sp<InputChannel> getInputChannelLocked(const sp<IBinder>& windowToken) const REQUIRES(mLock); |
| bool hasWindowHandleLocked(const sp<InputWindowHandle>& windowHandle) const REQUIRES(mLock); |
| |
| /* |
| * Validate and update InputWindowHandles for a given display. |
| */ |
| void updateWindowHandlesForDisplayLocked( |
| const std::vector<sp<InputWindowHandle>>& inputWindowHandles, int32_t displayId) |
| REQUIRES(mLock); |
| |
| // Focus tracking for keys, trackball, etc. |
| std::unordered_map<int32_t, sp<InputWindowHandle>> mFocusedWindowHandlesByDisplay |
| GUARDED_BY(mLock); |
| |
| std::unordered_map<int32_t, TouchState> mTouchStatesByDisplay GUARDED_BY(mLock); |
| |
| // Focused applications. |
| std::unordered_map<int32_t, sp<InputApplicationHandle>> mFocusedApplicationHandlesByDisplay |
| GUARDED_BY(mLock); |
| |
| // Top focused display. |
| int32_t mFocusedDisplayId GUARDED_BY(mLock); |
| |
| // Dispatcher state at time of last ANR. |
| std::string mLastAnrState GUARDED_BY(mLock); |
| |
| // Dispatch inbound events. |
| bool dispatchConfigurationChangedLocked(nsecs_t currentTime, ConfigurationChangedEntry* entry) |
| REQUIRES(mLock); |
| bool dispatchDeviceResetLocked(nsecs_t currentTime, DeviceResetEntry* entry) REQUIRES(mLock); |
| bool dispatchKeyLocked(nsecs_t currentTime, KeyEntry* entry, DropReason* dropReason, |
| nsecs_t* nextWakeupTime) REQUIRES(mLock); |
| bool dispatchMotionLocked(nsecs_t currentTime, MotionEntry* entry, DropReason* dropReason, |
| nsecs_t* nextWakeupTime) REQUIRES(mLock); |
| void dispatchFocusLocked(nsecs_t currentTime, FocusEntry* entry) REQUIRES(mLock); |
| void dispatchEventLocked(nsecs_t currentTime, EventEntry* entry, |
| const std::vector<InputTarget>& inputTargets) REQUIRES(mLock); |
| |
| void logOutboundKeyDetails(const char* prefix, const KeyEntry& entry); |
| void logOutboundMotionDetails(const char* prefix, const MotionEntry& entry); |
| |
| /** |
| * This field is set if there is no focused window, and we have an event that requires |
| * a focused window to be dispatched (for example, a KeyEvent). |
| * When this happens, we will wait until *mNoFocusedWindowTimeoutTime before |
| * dropping the event and raising an ANR for that application. |
| * This is useful if an application is slow to add a focused window. |
| */ |
| std::optional<nsecs_t> mNoFocusedWindowTimeoutTime GUARDED_BY(mLock); |
| |
| bool shouldPruneInboundQueueLocked(const MotionEntry& motionEntry) REQUIRES(mLock); |
| |
| /** |
| * Time to stop waiting for the events to be processed while trying to dispatch a key. |
| * When this time expires, we just send the pending key event to the currently focused window, |
| * without waiting on other events to be processed first. |
| */ |
| std::optional<nsecs_t> mKeyIsWaitingForEventsTimeout GUARDED_BY(mLock); |
| bool shouldWaitToSendKeyLocked(nsecs_t currentTime, const char* focusedWindowName) |
| REQUIRES(mLock); |
| |
| /** |
| * The focused application at the time when no focused window was present. |
| * Used to raise an ANR when we have no focused window. |
| */ |
| sp<InputApplicationHandle> mAwaitedFocusedApplication GUARDED_BY(mLock); |
| |
| // Optimization: AnrTracker is used to quickly find which connection is due for a timeout next. |
| // AnrTracker must be kept in-sync with all responsive connection.waitQueues. |
| // If a connection is not responsive, then the entries should not be added to the AnrTracker. |
| // Once a connection becomes unresponsive, its entries are removed from AnrTracker to |
| // prevent unneeded wakeups. |
| AnrTracker mAnrTracker GUARDED_BY(mLock); |
| void extendAnrTimeoutsLocked(const sp<InputApplicationHandle>& application, |
| const sp<IBinder>& connectionToken, nsecs_t timeoutExtension) |
| REQUIRES(mLock); |
| |
| // Contains the last window which received a hover event. |
| sp<InputWindowHandle> mLastHoverWindowHandle GUARDED_BY(mLock); |
| |
| void cancelEventsForAnrLocked(const sp<Connection>& connection) REQUIRES(mLock); |
| nsecs_t getTimeSpentWaitingForApplicationLocked(nsecs_t currentTime) REQUIRES(mLock); |
| // If a focused application changes, we should stop counting down the "no focused window" time, |
| // because we will have no way of knowing when the previous application actually added a window. |
| // This also means that we will miss cases like pulling down notification shade when the |
| // focused application does not have a focused window (no ANR will be raised if notification |
| // shade is pulled down while we are counting down the timeout). |
| void resetNoFocusedWindowTimeoutLocked() REQUIRES(mLock); |
| |
| int32_t getTargetDisplayId(const EventEntry& entry); |
| int32_t findFocusedWindowTargetsLocked(nsecs_t currentTime, const EventEntry& entry, |
| std::vector<InputTarget>& inputTargets, |
| nsecs_t* nextWakeupTime) REQUIRES(mLock); |
| int32_t findTouchedWindowTargetsLocked(nsecs_t currentTime, const MotionEntry& entry, |
| std::vector<InputTarget>& inputTargets, |
| nsecs_t* nextWakeupTime, |
| bool* outConflictingPointerActions) REQUIRES(mLock); |
| std::vector<TouchedMonitor> findTouchedGestureMonitorsLocked( |
| int32_t displayId, const std::vector<sp<InputWindowHandle>>& portalWindows) const |
| REQUIRES(mLock); |
| std::vector<TouchedMonitor> selectResponsiveMonitorsLocked( |
| const std::vector<TouchedMonitor>& gestureMonitors) const REQUIRES(mLock); |
| |
| void addWindowTargetLocked(const sp<InputWindowHandle>& windowHandle, int32_t targetFlags, |
| BitSet32 pointerIds, std::vector<InputTarget>& inputTargets) |
| REQUIRES(mLock); |
| void addMonitoringTargetLocked(const Monitor& monitor, float xOffset, float yOffset, |
| std::vector<InputTarget>& inputTargets) REQUIRES(mLock); |
| void addGlobalMonitoringTargetsLocked(std::vector<InputTarget>& inputTargets, int32_t displayId, |
| float xOffset = 0, float yOffset = 0) REQUIRES(mLock); |
| |
| void pokeUserActivityLocked(const EventEntry& eventEntry) REQUIRES(mLock); |
| bool checkInjectionPermission(const sp<InputWindowHandle>& windowHandle, |
| const InjectionState* injectionState); |
| bool isWindowObscuredAtPointLocked(const sp<InputWindowHandle>& windowHandle, int32_t x, |
| int32_t y) const REQUIRES(mLock); |
| bool isWindowObscuredLocked(const sp<InputWindowHandle>& windowHandle) const REQUIRES(mLock); |
| std::string getApplicationWindowLabel(const sp<InputApplicationHandle>& applicationHandle, |
| const sp<InputWindowHandle>& windowHandle); |
| |
| // Manage the dispatch cycle for a single connection. |
| // These methods are deliberately not Interruptible because doing all of the work |
| // with the mutex held makes it easier to ensure that connection invariants are maintained. |
| // If needed, the methods post commands to run later once the critical bits are done. |
| void prepareDispatchCycleLocked(nsecs_t currentTime, const sp<Connection>& connection, |
| EventEntry* eventEntry, const InputTarget& inputTarget) |
| REQUIRES(mLock); |
| void enqueueDispatchEntriesLocked(nsecs_t currentTime, const sp<Connection>& connection, |
| EventEntry* eventEntry, const InputTarget& inputTarget) |
| REQUIRES(mLock); |
| void enqueueDispatchEntryLocked(const sp<Connection>& connection, EventEntry* eventEntry, |
| const InputTarget& inputTarget, int32_t dispatchMode) |
| REQUIRES(mLock); |
| void startDispatchCycleLocked(nsecs_t currentTime, const sp<Connection>& connection) |
| REQUIRES(mLock); |
| void finishDispatchCycleLocked(nsecs_t currentTime, const sp<Connection>& connection, |
| uint32_t seq, bool handled) REQUIRES(mLock); |
| void abortBrokenDispatchCycleLocked(nsecs_t currentTime, const sp<Connection>& connection, |
| bool notify) REQUIRES(mLock); |
| void drainDispatchQueue(std::deque<DispatchEntry*>& queue); |
| void releaseDispatchEntry(DispatchEntry* dispatchEntry); |
| static int handleReceiveCallback(int fd, int events, void* data); |
| // The action sent should only be of type AMOTION_EVENT_* |
| void dispatchPointerDownOutsideFocus(uint32_t source, int32_t action, |
| const sp<IBinder>& newToken) REQUIRES(mLock); |
| |
| void synthesizeCancelationEventsForAllConnectionsLocked(const CancelationOptions& options) |
| REQUIRES(mLock); |
| void synthesizeCancelationEventsForMonitorsLocked(const CancelationOptions& options) |
| REQUIRES(mLock); |
| void synthesizeCancelationEventsForMonitorsLocked( |
| const CancelationOptions& options, |
| std::unordered_map<int32_t, std::vector<Monitor>>& monitorsByDisplay) REQUIRES(mLock); |
| void synthesizeCancelationEventsForInputChannelLocked(const sp<InputChannel>& channel, |
| const CancelationOptions& options) |
| REQUIRES(mLock); |
| void synthesizeCancelationEventsForConnectionLocked(const sp<Connection>& connection, |
| const CancelationOptions& options) |
| REQUIRES(mLock); |
| |
| void synthesizePointerDownEventsForConnectionLocked(const sp<Connection>& connection) |
| REQUIRES(mLock); |
| |
| // Splitting motion events across windows. |
| MotionEntry* splitMotionEvent(const MotionEntry& originalMotionEntry, BitSet32 pointerIds); |
| |
| // Reset and drop everything the dispatcher is doing. |
| void resetAndDropEverythingLocked(const char* reason) REQUIRES(mLock); |
| |
| // Dump state. |
| void dumpDispatchStateLocked(std::string& dump) REQUIRES(mLock); |
| void dumpMonitors(std::string& dump, const std::vector<Monitor>& monitors); |
| void logDispatchStateLocked() REQUIRES(mLock); |
| |
| // Registration. |
| void removeMonitorChannelLocked(const sp<InputChannel>& inputChannel) REQUIRES(mLock); |
| void removeMonitorChannelLocked( |
| const sp<InputChannel>& inputChannel, |
| std::unordered_map<int32_t, std::vector<Monitor>>& monitorsByDisplay) REQUIRES(mLock); |
| status_t unregisterInputChannelLocked(const sp<InputChannel>& inputChannel, bool notify) |
| REQUIRES(mLock); |
| |
| // Interesting events that we might like to log or tell the framework about. |
| void onDispatchCycleFinishedLocked(nsecs_t currentTime, const sp<Connection>& connection, |
| uint32_t seq, bool handled) REQUIRES(mLock); |
| void onDispatchCycleBrokenLocked(nsecs_t currentTime, const sp<Connection>& connection) |
| REQUIRES(mLock); |
| void onFocusChangedLocked(const sp<InputWindowHandle>& oldFocus, |
| const sp<InputWindowHandle>& newFocus) REQUIRES(mLock); |
| void onAnrLocked(const sp<Connection>& connection) REQUIRES(mLock); |
| void onAnrLocked(const sp<InputApplicationHandle>& application) REQUIRES(mLock); |
| void updateLastAnrStateLocked(const sp<InputWindowHandle>& window, const std::string& reason) |
| REQUIRES(mLock); |
| void updateLastAnrStateLocked(const sp<InputApplicationHandle>& application, |
| const std::string& reason) REQUIRES(mLock); |
| void updateLastAnrStateLocked(const std::string& windowLabel, const std::string& reason) |
| REQUIRES(mLock); |
| |
| // Outbound policy interactions. |
| void doNotifyConfigurationChangedLockedInterruptible(CommandEntry* commandEntry) |
| REQUIRES(mLock); |
| void doNotifyInputChannelBrokenLockedInterruptible(CommandEntry* commandEntry) REQUIRES(mLock); |
| void doNotifyFocusChangedLockedInterruptible(CommandEntry* commandEntry) REQUIRES(mLock); |
| void doNotifyAnrLockedInterruptible(CommandEntry* commandEntry) REQUIRES(mLock); |
| void doInterceptKeyBeforeDispatchingLockedInterruptible(CommandEntry* commandEntry) |
| REQUIRES(mLock); |
| void doDispatchCycleFinishedLockedInterruptible(CommandEntry* commandEntry) REQUIRES(mLock); |
| bool afterKeyEventLockedInterruptible(const sp<Connection>& connection, |
| DispatchEntry* dispatchEntry, KeyEntry* keyEntry, |
| bool handled) REQUIRES(mLock); |
| bool afterMotionEventLockedInterruptible(const sp<Connection>& connection, |
| DispatchEntry* dispatchEntry, MotionEntry* motionEntry, |
| bool handled) REQUIRES(mLock); |
| void doPokeUserActivityLockedInterruptible(CommandEntry* commandEntry) REQUIRES(mLock); |
| KeyEvent createKeyEvent(const KeyEntry& entry); |
| void doOnPointerDownOutsideFocusLockedInterruptible(CommandEntry* commandEntry) REQUIRES(mLock); |
| |
| // Statistics gathering. |
| static constexpr std::chrono::duration TOUCH_STATS_REPORT_PERIOD = 5min; |
| LatencyStatistics mTouchStatistics{TOUCH_STATS_REPORT_PERIOD}; |
| |
| void reportTouchEventForStatistics(const MotionEntry& entry); |
| void reportDispatchStatistics(std::chrono::nanoseconds eventDuration, |
| const Connection& connection, bool handled); |
| void traceInboundQueueLengthLocked() REQUIRES(mLock); |
| void traceOutboundQueueLength(const sp<Connection>& connection); |
| void traceWaitQueueLength(const sp<Connection>& connection); |
| |
| sp<InputReporterInterface> mReporter; |
| }; |
| |
| } // namespace android::inputdispatcher |
| |
| #endif // _UI_INPUT_DISPATCHER_H |
