| /* |
| * 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. |
| */ |
| |
| #define LOG_TAG "InputManager-JNI" |
| |
| //#define LOG_NDEBUG 0 |
| |
| // Log debug messages about InputReaderPolicy |
| #define DEBUG_INPUT_READER_POLICY 0 |
| |
| // Log debug messages about InputDispatcherPolicy |
| #define DEBUG_INPUT_DISPATCHER_POLICY 0 |
| |
| |
| #include "JNIHelp.h" |
| #include "jni.h" |
| #include <limits.h> |
| #include <android_runtime/AndroidRuntime.h> |
| #include <android_runtime/Log.h> |
| |
| #include <utils/Log.h> |
| #include <utils/Looper.h> |
| #include <utils/threads.h> |
| |
| #include <input/PointerController.h> |
| #include <input/SpriteController.h> |
| |
| #include <inputflinger/InputManager.h> |
| |
| #include <android_os_MessageQueue.h> |
| #include <android_view_InputDevice.h> |
| #include <android_view_KeyEvent.h> |
| #include <android_view_MotionEvent.h> |
| #include <android_view_InputChannel.h> |
| #include <android_view_PointerIcon.h> |
| #include <android/graphics/GraphicsJNI.h> |
| |
| #include <ScopedLocalRef.h> |
| #include <ScopedPrimitiveArray.h> |
| #include <ScopedUtfChars.h> |
| |
| #include "com_android_server_power_PowerManagerService.h" |
| #include "com_android_server_input_InputApplicationHandle.h" |
| #include "com_android_server_input_InputWindowHandle.h" |
| |
| namespace android { |
| |
| // The exponent used to calculate the pointer speed scaling factor. |
| // The scaling factor is calculated as 2 ^ (speed * exponent), |
| // where the speed ranges from -7 to + 7 and is supplied by the user. |
| static const float POINTER_SPEED_EXPONENT = 1.0f / 4; |
| |
| static struct { |
| jmethodID notifyConfigurationChanged; |
| jmethodID notifyInputDevicesChanged; |
| jmethodID notifySwitch; |
| jmethodID notifyInputChannelBroken; |
| jmethodID notifyANR; |
| jmethodID filterInputEvent; |
| jmethodID interceptKeyBeforeQueueing; |
| jmethodID interceptMotionBeforeQueueingNonInteractive; |
| jmethodID interceptKeyBeforeDispatching; |
| jmethodID dispatchUnhandledKey; |
| jmethodID checkInjectEventsPermission; |
| jmethodID getVirtualKeyQuietTimeMillis; |
| jmethodID getExcludedDeviceNames; |
| jmethodID getKeyRepeatTimeout; |
| jmethodID getKeyRepeatDelay; |
| jmethodID getHoverTapTimeout; |
| jmethodID getHoverTapSlop; |
| jmethodID getDoubleTapTimeout; |
| jmethodID getLongPressTimeout; |
| jmethodID getPointerLayer; |
| jmethodID getPointerIcon; |
| jmethodID getKeyboardLayoutOverlay; |
| jmethodID getDeviceAlias; |
| jmethodID getTouchCalibrationForInputDevice; |
| } gServiceClassInfo; |
| |
| static struct { |
| jclass clazz; |
| } gInputDeviceClassInfo; |
| |
| static struct { |
| jclass clazz; |
| } gKeyEventClassInfo; |
| |
| static struct { |
| jclass clazz; |
| } gMotionEventClassInfo; |
| |
| static struct { |
| jclass clazz; |
| jmethodID constructor; |
| } gInputDeviceIdentifierInfo; |
| |
| static struct { |
| jclass clazz; |
| jmethodID getAffineTransform; |
| } gTouchCalibrationClassInfo; |
| |
| |
| |
| // --- Global functions --- |
| |
| template<typename T> |
| inline static T min(const T& a, const T& b) { |
| return a < b ? a : b; |
| } |
| |
| template<typename T> |
| inline static T max(const T& a, const T& b) { |
| return a > b ? a : b; |
| } |
| |
| static jobject getInputApplicationHandleObjLocalRef(JNIEnv* env, |
| const sp<InputApplicationHandle>& inputApplicationHandle) { |
| if (inputApplicationHandle == NULL) { |
| return NULL; |
| } |
| return static_cast<NativeInputApplicationHandle*>(inputApplicationHandle.get())-> |
| getInputApplicationHandleObjLocalRef(env); |
| } |
| |
| static jobject getInputWindowHandleObjLocalRef(JNIEnv* env, |
| const sp<InputWindowHandle>& inputWindowHandle) { |
| if (inputWindowHandle == NULL) { |
| return NULL; |
| } |
| return static_cast<NativeInputWindowHandle*>(inputWindowHandle.get())-> |
| getInputWindowHandleObjLocalRef(env); |
| } |
| |
| static void loadSystemIconAsSprite(JNIEnv* env, jobject contextObj, int32_t style, |
| SpriteIcon* outSpriteIcon) { |
| PointerIcon pointerIcon; |
| status_t status = android_view_PointerIcon_loadSystemIcon(env, |
| contextObj, style, &pointerIcon); |
| if (!status) { |
| pointerIcon.bitmap.copyTo(&outSpriteIcon->bitmap, kN32_SkColorType); |
| outSpriteIcon->hotSpotX = pointerIcon.hotSpotX; |
| outSpriteIcon->hotSpotY = pointerIcon.hotSpotY; |
| } |
| } |
| |
| enum { |
| WM_ACTION_PASS_TO_USER = 1, |
| }; |
| |
| |
| // --- NativeInputManager --- |
| |
| class NativeInputManager : public virtual RefBase, |
| public virtual InputReaderPolicyInterface, |
| public virtual InputDispatcherPolicyInterface, |
| public virtual PointerControllerPolicyInterface { |
| protected: |
| virtual ~NativeInputManager(); |
| |
| public: |
| NativeInputManager(jobject contextObj, jobject serviceObj, const sp<Looper>& looper); |
| |
| inline sp<InputManager> getInputManager() const { return mInputManager; } |
| |
| void dump(String8& dump); |
| |
| void setDisplayViewport(bool external, const DisplayViewport& viewport); |
| |
| status_t registerInputChannel(JNIEnv* env, const sp<InputChannel>& inputChannel, |
| const sp<InputWindowHandle>& inputWindowHandle, bool monitor); |
| status_t unregisterInputChannel(JNIEnv* env, const sp<InputChannel>& inputChannel); |
| |
| void setInputWindows(JNIEnv* env, jobjectArray windowHandleObjArray); |
| void setFocusedApplication(JNIEnv* env, jobject applicationHandleObj); |
| void setInputDispatchMode(bool enabled, bool frozen); |
| void setSystemUiVisibility(int32_t visibility); |
| void setPointerSpeed(int32_t speed); |
| void setShowTouches(bool enabled); |
| void setInteractive(bool interactive); |
| void reloadCalibration(); |
| |
| /* --- InputReaderPolicyInterface implementation --- */ |
| |
| virtual void getReaderConfiguration(InputReaderConfiguration* outConfig); |
| virtual sp<PointerControllerInterface> obtainPointerController(int32_t deviceId); |
| virtual void notifyInputDevicesChanged(const Vector<InputDeviceInfo>& inputDevices); |
| virtual sp<KeyCharacterMap> getKeyboardLayoutOverlay(const InputDeviceIdentifier& identifier); |
| virtual String8 getDeviceAlias(const InputDeviceIdentifier& identifier); |
| virtual TouchAffineTransformation getTouchAffineTransformation(JNIEnv *env, |
| jfloatArray matrixArr); |
| virtual TouchAffineTransformation getTouchAffineTransformation( |
| const String8& inputDeviceDescriptor, int32_t surfaceRotation); |
| |
| /* --- InputDispatcherPolicyInterface implementation --- */ |
| |
| virtual void notifySwitch(nsecs_t when, uint32_t switchValues, uint32_t switchMask, |
| uint32_t policyFlags); |
| virtual void notifyConfigurationChanged(nsecs_t when); |
| virtual nsecs_t notifyANR(const sp<InputApplicationHandle>& inputApplicationHandle, |
| const sp<InputWindowHandle>& inputWindowHandle, |
| const String8& reason); |
| virtual void notifyInputChannelBroken(const sp<InputWindowHandle>& inputWindowHandle); |
| virtual bool filterInputEvent(const InputEvent* inputEvent, uint32_t policyFlags); |
| virtual void getDispatcherConfiguration(InputDispatcherConfiguration* outConfig); |
| virtual void interceptKeyBeforeQueueing(const KeyEvent* keyEvent, uint32_t& policyFlags); |
| virtual void interceptMotionBeforeQueueing(nsecs_t when, uint32_t& policyFlags); |
| virtual nsecs_t interceptKeyBeforeDispatching( |
| const sp<InputWindowHandle>& inputWindowHandle, |
| const KeyEvent* keyEvent, uint32_t policyFlags); |
| virtual bool dispatchUnhandledKey(const sp<InputWindowHandle>& inputWindowHandle, |
| const KeyEvent* keyEvent, uint32_t policyFlags, KeyEvent* outFallbackKeyEvent); |
| virtual void pokeUserActivity(nsecs_t eventTime, int32_t eventType); |
| virtual bool checkInjectEventsPermissionNonReentrant( |
| int32_t injectorPid, int32_t injectorUid); |
| |
| /* --- PointerControllerPolicyInterface implementation --- */ |
| |
| virtual void loadPointerResources(PointerResources* outResources); |
| |
| private: |
| sp<InputManager> mInputManager; |
| |
| jobject mContextObj; |
| jobject mServiceObj; |
| sp<Looper> mLooper; |
| |
| Mutex mLock; |
| struct Locked { |
| // Display size information. |
| DisplayViewport internalViewport; |
| DisplayViewport externalViewport; |
| |
| // System UI visibility. |
| int32_t systemUiVisibility; |
| |
| // Pointer speed. |
| int32_t pointerSpeed; |
| |
| // True if pointer gestures are enabled. |
| bool pointerGesturesEnabled; |
| |
| // Show touches feature enable/disable. |
| bool showTouches; |
| |
| // Sprite controller singleton, created on first use. |
| sp<SpriteController> spriteController; |
| |
| // Pointer controller singleton, created and destroyed as needed. |
| wp<PointerController> pointerController; |
| } mLocked; |
| |
| volatile bool mInteractive; |
| |
| void updateInactivityTimeoutLocked(const sp<PointerController>& controller); |
| void handleInterceptActions(jint wmActions, nsecs_t when, uint32_t& policyFlags); |
| void ensureSpriteControllerLocked(); |
| |
| static bool checkAndClearExceptionFromCallback(JNIEnv* env, const char* methodName); |
| |
| static inline JNIEnv* jniEnv() { |
| return AndroidRuntime::getJNIEnv(); |
| } |
| }; |
| |
| |
| |
| NativeInputManager::NativeInputManager(jobject contextObj, |
| jobject serviceObj, const sp<Looper>& looper) : |
| mLooper(looper), mInteractive(true) { |
| JNIEnv* env = jniEnv(); |
| |
| mContextObj = env->NewGlobalRef(contextObj); |
| mServiceObj = env->NewGlobalRef(serviceObj); |
| |
| { |
| AutoMutex _l(mLock); |
| mLocked.systemUiVisibility = ASYSTEM_UI_VISIBILITY_STATUS_BAR_VISIBLE; |
| mLocked.pointerSpeed = 0; |
| mLocked.pointerGesturesEnabled = true; |
| mLocked.showTouches = false; |
| } |
| |
| sp<EventHub> eventHub = new EventHub(); |
| mInputManager = new InputManager(eventHub, this, this); |
| } |
| |
| NativeInputManager::~NativeInputManager() { |
| JNIEnv* env = jniEnv(); |
| |
| env->DeleteGlobalRef(mContextObj); |
| env->DeleteGlobalRef(mServiceObj); |
| } |
| |
| void NativeInputManager::dump(String8& dump) { |
| mInputManager->getReader()->dump(dump); |
| dump.append("\n"); |
| |
| mInputManager->getDispatcher()->dump(dump); |
| dump.append("\n"); |
| } |
| |
| bool NativeInputManager::checkAndClearExceptionFromCallback(JNIEnv* env, const char* methodName) { |
| if (env->ExceptionCheck()) { |
| ALOGE("An exception was thrown by callback '%s'.", methodName); |
| LOGE_EX(env); |
| env->ExceptionClear(); |
| return true; |
| } |
| return false; |
| } |
| |
| void NativeInputManager::setDisplayViewport(bool external, const DisplayViewport& viewport) { |
| bool changed = false; |
| { |
| AutoMutex _l(mLock); |
| |
| DisplayViewport& v = external ? mLocked.externalViewport : mLocked.internalViewport; |
| if (v != viewport) { |
| changed = true; |
| v = viewport; |
| |
| if (!external) { |
| sp<PointerController> controller = mLocked.pointerController.promote(); |
| if (controller != NULL) { |
| controller->setDisplayViewport( |
| viewport.logicalRight - viewport.logicalLeft, |
| viewport.logicalBottom - viewport.logicalTop, |
| viewport.orientation); |
| } |
| } |
| } |
| } |
| |
| if (changed) { |
| mInputManager->getReader()->requestRefreshConfiguration( |
| InputReaderConfiguration::CHANGE_DISPLAY_INFO); |
| } |
| } |
| |
| status_t NativeInputManager::registerInputChannel(JNIEnv* env, |
| const sp<InputChannel>& inputChannel, |
| const sp<InputWindowHandle>& inputWindowHandle, bool monitor) { |
| return mInputManager->getDispatcher()->registerInputChannel( |
| inputChannel, inputWindowHandle, monitor); |
| } |
| |
| status_t NativeInputManager::unregisterInputChannel(JNIEnv* env, |
| const sp<InputChannel>& inputChannel) { |
| return mInputManager->getDispatcher()->unregisterInputChannel(inputChannel); |
| } |
| |
| void NativeInputManager::getReaderConfiguration(InputReaderConfiguration* outConfig) { |
| JNIEnv* env = jniEnv(); |
| |
| jint virtualKeyQuietTime = env->CallIntMethod(mServiceObj, |
| gServiceClassInfo.getVirtualKeyQuietTimeMillis); |
| if (!checkAndClearExceptionFromCallback(env, "getVirtualKeyQuietTimeMillis")) { |
| outConfig->virtualKeyQuietTime = milliseconds_to_nanoseconds(virtualKeyQuietTime); |
| } |
| |
| outConfig->excludedDeviceNames.clear(); |
| jobjectArray excludedDeviceNames = jobjectArray(env->CallObjectMethod(mServiceObj, |
| gServiceClassInfo.getExcludedDeviceNames)); |
| if (!checkAndClearExceptionFromCallback(env, "getExcludedDeviceNames") && excludedDeviceNames) { |
| jsize length = env->GetArrayLength(excludedDeviceNames); |
| for (jsize i = 0; i < length; i++) { |
| jstring item = jstring(env->GetObjectArrayElement(excludedDeviceNames, i)); |
| const char* deviceNameChars = env->GetStringUTFChars(item, NULL); |
| outConfig->excludedDeviceNames.add(String8(deviceNameChars)); |
| env->ReleaseStringUTFChars(item, deviceNameChars); |
| env->DeleteLocalRef(item); |
| } |
| env->DeleteLocalRef(excludedDeviceNames); |
| } |
| |
| jint hoverTapTimeout = env->CallIntMethod(mServiceObj, |
| gServiceClassInfo.getHoverTapTimeout); |
| if (!checkAndClearExceptionFromCallback(env, "getHoverTapTimeout")) { |
| jint doubleTapTimeout = env->CallIntMethod(mServiceObj, |
| gServiceClassInfo.getDoubleTapTimeout); |
| if (!checkAndClearExceptionFromCallback(env, "getDoubleTapTimeout")) { |
| jint longPressTimeout = env->CallIntMethod(mServiceObj, |
| gServiceClassInfo.getLongPressTimeout); |
| if (!checkAndClearExceptionFromCallback(env, "getLongPressTimeout")) { |
| outConfig->pointerGestureTapInterval = milliseconds_to_nanoseconds(hoverTapTimeout); |
| |
| // We must ensure that the tap-drag interval is significantly shorter than |
| // the long-press timeout because the tap is held down for the entire duration |
| // of the double-tap timeout. |
| jint tapDragInterval = max(min(longPressTimeout - 100, |
| doubleTapTimeout), hoverTapTimeout); |
| outConfig->pointerGestureTapDragInterval = |
| milliseconds_to_nanoseconds(tapDragInterval); |
| } |
| } |
| } |
| |
| jint hoverTapSlop = env->CallIntMethod(mServiceObj, |
| gServiceClassInfo.getHoverTapSlop); |
| if (!checkAndClearExceptionFromCallback(env, "getHoverTapSlop")) { |
| outConfig->pointerGestureTapSlop = hoverTapSlop; |
| } |
| |
| { // acquire lock |
| AutoMutex _l(mLock); |
| |
| outConfig->pointerVelocityControlParameters.scale = exp2f(mLocked.pointerSpeed |
| * POINTER_SPEED_EXPONENT); |
| outConfig->pointerGesturesEnabled = mLocked.pointerGesturesEnabled; |
| |
| outConfig->showTouches = mLocked.showTouches; |
| |
| outConfig->setDisplayInfo(false /*external*/, mLocked.internalViewport); |
| outConfig->setDisplayInfo(true /*external*/, mLocked.externalViewport); |
| } // release lock |
| } |
| |
| sp<PointerControllerInterface> NativeInputManager::obtainPointerController(int32_t deviceId) { |
| AutoMutex _l(mLock); |
| |
| sp<PointerController> controller = mLocked.pointerController.promote(); |
| if (controller == NULL) { |
| ensureSpriteControllerLocked(); |
| |
| controller = new PointerController(this, mLooper, mLocked.spriteController); |
| mLocked.pointerController = controller; |
| |
| DisplayViewport& v = mLocked.internalViewport; |
| controller->setDisplayViewport( |
| v.logicalRight - v.logicalLeft, |
| v.logicalBottom - v.logicalTop, |
| v.orientation); |
| |
| JNIEnv* env = jniEnv(); |
| jobject pointerIconObj = env->CallObjectMethod(mServiceObj, |
| gServiceClassInfo.getPointerIcon); |
| if (!checkAndClearExceptionFromCallback(env, "getPointerIcon")) { |
| PointerIcon pointerIcon; |
| status_t status = android_view_PointerIcon_load(env, pointerIconObj, |
| mContextObj, &pointerIcon); |
| if (!status && !pointerIcon.isNullIcon()) { |
| controller->setPointerIcon(SpriteIcon(pointerIcon.bitmap, |
| pointerIcon.hotSpotX, pointerIcon.hotSpotY)); |
| } else { |
| controller->setPointerIcon(SpriteIcon()); |
| } |
| env->DeleteLocalRef(pointerIconObj); |
| } |
| |
| updateInactivityTimeoutLocked(controller); |
| } |
| return controller; |
| } |
| |
| void NativeInputManager::ensureSpriteControllerLocked() { |
| if (mLocked.spriteController == NULL) { |
| JNIEnv* env = jniEnv(); |
| jint layer = env->CallIntMethod(mServiceObj, gServiceClassInfo.getPointerLayer); |
| if (checkAndClearExceptionFromCallback(env, "getPointerLayer")) { |
| layer = -1; |
| } |
| mLocked.spriteController = new SpriteController(mLooper, layer); |
| } |
| } |
| |
| void NativeInputManager::notifyInputDevicesChanged(const Vector<InputDeviceInfo>& inputDevices) { |
| JNIEnv* env = jniEnv(); |
| |
| size_t count = inputDevices.size(); |
| jobjectArray inputDevicesObjArray = env->NewObjectArray( |
| count, gInputDeviceClassInfo.clazz, NULL); |
| if (inputDevicesObjArray) { |
| bool error = false; |
| for (size_t i = 0; i < count; i++) { |
| jobject inputDeviceObj = android_view_InputDevice_create(env, inputDevices.itemAt(i)); |
| if (!inputDeviceObj) { |
| error = true; |
| break; |
| } |
| |
| env->SetObjectArrayElement(inputDevicesObjArray, i, inputDeviceObj); |
| env->DeleteLocalRef(inputDeviceObj); |
| } |
| |
| if (!error) { |
| env->CallVoidMethod(mServiceObj, gServiceClassInfo.notifyInputDevicesChanged, |
| inputDevicesObjArray); |
| } |
| |
| env->DeleteLocalRef(inputDevicesObjArray); |
| } |
| |
| checkAndClearExceptionFromCallback(env, "notifyInputDevicesChanged"); |
| } |
| |
| sp<KeyCharacterMap> NativeInputManager::getKeyboardLayoutOverlay( |
| const InputDeviceIdentifier& identifier) { |
| JNIEnv* env = jniEnv(); |
| |
| sp<KeyCharacterMap> result; |
| ScopedLocalRef<jstring> descriptor(env, env->NewStringUTF(identifier.descriptor.string())); |
| ScopedLocalRef<jobject> identifierObj(env, env->NewObject(gInputDeviceIdentifierInfo.clazz, |
| gInputDeviceIdentifierInfo.constructor, descriptor.get(), |
| identifier.vendor, identifier.product)); |
| ScopedLocalRef<jobjectArray> arrayObj(env, jobjectArray(env->CallObjectMethod(mServiceObj, |
| gServiceClassInfo.getKeyboardLayoutOverlay, identifierObj.get()))); |
| if (arrayObj.get()) { |
| ScopedLocalRef<jstring> filenameObj(env, |
| jstring(env->GetObjectArrayElement(arrayObj.get(), 0))); |
| ScopedLocalRef<jstring> contentsObj(env, |
| jstring(env->GetObjectArrayElement(arrayObj.get(), 1))); |
| ScopedUtfChars filenameChars(env, filenameObj.get()); |
| ScopedUtfChars contentsChars(env, contentsObj.get()); |
| |
| KeyCharacterMap::loadContents(String8(filenameChars.c_str()), |
| String8(contentsChars.c_str()), KeyCharacterMap::FORMAT_OVERLAY, &result); |
| } |
| checkAndClearExceptionFromCallback(env, "getKeyboardLayoutOverlay"); |
| return result; |
| } |
| |
| String8 NativeInputManager::getDeviceAlias(const InputDeviceIdentifier& identifier) { |
| JNIEnv* env = jniEnv(); |
| |
| ScopedLocalRef<jstring> uniqueIdObj(env, env->NewStringUTF(identifier.uniqueId.string())); |
| ScopedLocalRef<jstring> aliasObj(env, jstring(env->CallObjectMethod(mServiceObj, |
| gServiceClassInfo.getDeviceAlias, uniqueIdObj.get()))); |
| String8 result; |
| if (aliasObj.get()) { |
| ScopedUtfChars aliasChars(env, aliasObj.get()); |
| result.setTo(aliasChars.c_str()); |
| } |
| checkAndClearExceptionFromCallback(env, "getDeviceAlias"); |
| return result; |
| } |
| |
| void NativeInputManager::notifySwitch(nsecs_t when, |
| uint32_t switchValues, uint32_t switchMask, uint32_t policyFlags) { |
| #if DEBUG_INPUT_DISPATCHER_POLICY |
| ALOGD("notifySwitch - when=%lld, switchValues=0x%08x, switchMask=0x%08x, policyFlags=0x%x", |
| when, switchValues, switchMask, policyFlags); |
| #endif |
| |
| JNIEnv* env = jniEnv(); |
| |
| env->CallVoidMethod(mServiceObj, gServiceClassInfo.notifySwitch, |
| when, switchValues, switchMask); |
| checkAndClearExceptionFromCallback(env, "notifySwitch"); |
| } |
| |
| void NativeInputManager::notifyConfigurationChanged(nsecs_t when) { |
| #if DEBUG_INPUT_DISPATCHER_POLICY |
| ALOGD("notifyConfigurationChanged - when=%lld", when); |
| #endif |
| |
| JNIEnv* env = jniEnv(); |
| |
| env->CallVoidMethod(mServiceObj, gServiceClassInfo.notifyConfigurationChanged, when); |
| checkAndClearExceptionFromCallback(env, "notifyConfigurationChanged"); |
| } |
| |
| nsecs_t NativeInputManager::notifyANR(const sp<InputApplicationHandle>& inputApplicationHandle, |
| const sp<InputWindowHandle>& inputWindowHandle, const String8& reason) { |
| #if DEBUG_INPUT_DISPATCHER_POLICY |
| ALOGD("notifyANR"); |
| #endif |
| |
| JNIEnv* env = jniEnv(); |
| |
| jobject inputApplicationHandleObj = |
| getInputApplicationHandleObjLocalRef(env, inputApplicationHandle); |
| jobject inputWindowHandleObj = |
| getInputWindowHandleObjLocalRef(env, inputWindowHandle); |
| jstring reasonObj = env->NewStringUTF(reason.string()); |
| |
| jlong newTimeout = env->CallLongMethod(mServiceObj, |
| gServiceClassInfo.notifyANR, inputApplicationHandleObj, inputWindowHandleObj, |
| reasonObj); |
| if (checkAndClearExceptionFromCallback(env, "notifyANR")) { |
| newTimeout = 0; // abort dispatch |
| } else { |
| assert(newTimeout >= 0); |
| } |
| |
| env->DeleteLocalRef(reasonObj); |
| env->DeleteLocalRef(inputWindowHandleObj); |
| env->DeleteLocalRef(inputApplicationHandleObj); |
| return newTimeout; |
| } |
| |
| void NativeInputManager::notifyInputChannelBroken(const sp<InputWindowHandle>& inputWindowHandle) { |
| #if DEBUG_INPUT_DISPATCHER_POLICY |
| ALOGD("notifyInputChannelBroken"); |
| #endif |
| |
| JNIEnv* env = jniEnv(); |
| |
| jobject inputWindowHandleObj = |
| getInputWindowHandleObjLocalRef(env, inputWindowHandle); |
| if (inputWindowHandleObj) { |
| env->CallVoidMethod(mServiceObj, gServiceClassInfo.notifyInputChannelBroken, |
| inputWindowHandleObj); |
| checkAndClearExceptionFromCallback(env, "notifyInputChannelBroken"); |
| |
| env->DeleteLocalRef(inputWindowHandleObj); |
| } |
| } |
| |
| void NativeInputManager::getDispatcherConfiguration(InputDispatcherConfiguration* outConfig) { |
| JNIEnv* env = jniEnv(); |
| |
| jint keyRepeatTimeout = env->CallIntMethod(mServiceObj, |
| gServiceClassInfo.getKeyRepeatTimeout); |
| if (!checkAndClearExceptionFromCallback(env, "getKeyRepeatTimeout")) { |
| outConfig->keyRepeatTimeout = milliseconds_to_nanoseconds(keyRepeatTimeout); |
| } |
| |
| jint keyRepeatDelay = env->CallIntMethod(mServiceObj, |
| gServiceClassInfo.getKeyRepeatDelay); |
| if (!checkAndClearExceptionFromCallback(env, "getKeyRepeatDelay")) { |
| outConfig->keyRepeatDelay = milliseconds_to_nanoseconds(keyRepeatDelay); |
| } |
| } |
| |
| void NativeInputManager::setInputWindows(JNIEnv* env, jobjectArray windowHandleObjArray) { |
| Vector<sp<InputWindowHandle> > windowHandles; |
| |
| if (windowHandleObjArray) { |
| jsize length = env->GetArrayLength(windowHandleObjArray); |
| for (jsize i = 0; i < length; i++) { |
| jobject windowHandleObj = env->GetObjectArrayElement(windowHandleObjArray, i); |
| if (! windowHandleObj) { |
| break; // found null element indicating end of used portion of the array |
| } |
| |
| sp<InputWindowHandle> windowHandle = |
| android_server_InputWindowHandle_getHandle(env, windowHandleObj); |
| if (windowHandle != NULL) { |
| windowHandles.push(windowHandle); |
| } |
| env->DeleteLocalRef(windowHandleObj); |
| } |
| } |
| |
| mInputManager->getDispatcher()->setInputWindows(windowHandles); |
| |
| // Do this after the dispatcher has updated the window handle state. |
| bool newPointerGesturesEnabled = true; |
| size_t numWindows = windowHandles.size(); |
| for (size_t i = 0; i < numWindows; i++) { |
| const sp<InputWindowHandle>& windowHandle = windowHandles.itemAt(i); |
| const InputWindowInfo* windowInfo = windowHandle->getInfo(); |
| if (windowInfo && windowInfo->hasFocus && (windowInfo->inputFeatures |
| & InputWindowInfo::INPUT_FEATURE_DISABLE_TOUCH_PAD_GESTURES)) { |
| newPointerGesturesEnabled = false; |
| } |
| } |
| |
| uint32_t changes = 0; |
| { // acquire lock |
| AutoMutex _l(mLock); |
| |
| if (mLocked.pointerGesturesEnabled != newPointerGesturesEnabled) { |
| mLocked.pointerGesturesEnabled = newPointerGesturesEnabled; |
| changes |= InputReaderConfiguration::CHANGE_POINTER_GESTURE_ENABLEMENT; |
| } |
| } // release lock |
| |
| if (changes) { |
| mInputManager->getReader()->requestRefreshConfiguration(changes); |
| } |
| } |
| |
| void NativeInputManager::setFocusedApplication(JNIEnv* env, jobject applicationHandleObj) { |
| sp<InputApplicationHandle> applicationHandle = |
| android_server_InputApplicationHandle_getHandle(env, applicationHandleObj); |
| mInputManager->getDispatcher()->setFocusedApplication(applicationHandle); |
| } |
| |
| void NativeInputManager::setInputDispatchMode(bool enabled, bool frozen) { |
| mInputManager->getDispatcher()->setInputDispatchMode(enabled, frozen); |
| } |
| |
| void NativeInputManager::setSystemUiVisibility(int32_t visibility) { |
| AutoMutex _l(mLock); |
| |
| if (mLocked.systemUiVisibility != visibility) { |
| mLocked.systemUiVisibility = visibility; |
| |
| sp<PointerController> controller = mLocked.pointerController.promote(); |
| if (controller != NULL) { |
| updateInactivityTimeoutLocked(controller); |
| } |
| } |
| } |
| |
| void NativeInputManager::updateInactivityTimeoutLocked(const sp<PointerController>& controller) { |
| bool lightsOut = mLocked.systemUiVisibility & ASYSTEM_UI_VISIBILITY_STATUS_BAR_HIDDEN; |
| controller->setInactivityTimeout(lightsOut |
| ? PointerController::INACTIVITY_TIMEOUT_SHORT |
| : PointerController::INACTIVITY_TIMEOUT_NORMAL); |
| } |
| |
| void NativeInputManager::setPointerSpeed(int32_t speed) { |
| { // acquire lock |
| AutoMutex _l(mLock); |
| |
| if (mLocked.pointerSpeed == speed) { |
| return; |
| } |
| |
| ALOGI("Setting pointer speed to %d.", speed); |
| mLocked.pointerSpeed = speed; |
| } // release lock |
| |
| mInputManager->getReader()->requestRefreshConfiguration( |
| InputReaderConfiguration::CHANGE_POINTER_SPEED); |
| } |
| |
| void NativeInputManager::setShowTouches(bool enabled) { |
| { // acquire lock |
| AutoMutex _l(mLock); |
| |
| if (mLocked.showTouches == enabled) { |
| return; |
| } |
| |
| ALOGI("Setting show touches feature to %s.", enabled ? "enabled" : "disabled"); |
| mLocked.showTouches = enabled; |
| } // release lock |
| |
| mInputManager->getReader()->requestRefreshConfiguration( |
| InputReaderConfiguration::CHANGE_SHOW_TOUCHES); |
| } |
| |
| void NativeInputManager::setInteractive(bool interactive) { |
| mInteractive = interactive; |
| } |
| |
| void NativeInputManager::reloadCalibration() { |
| mInputManager->getReader()->requestRefreshConfiguration( |
| InputReaderConfiguration::TOUCH_AFFINE_TRANSFORMATION); |
| } |
| |
| TouchAffineTransformation NativeInputManager::getTouchAffineTransformation( |
| JNIEnv *env, jfloatArray matrixArr) { |
| ScopedFloatArrayRO matrix(env, matrixArr); |
| assert(matrix.size() == 6); |
| |
| TouchAffineTransformation transform; |
| transform.x_scale = matrix[0]; |
| transform.x_ymix = matrix[1]; |
| transform.x_offset = matrix[2]; |
| transform.y_xmix = matrix[3]; |
| transform.y_scale = matrix[4]; |
| transform.y_offset = matrix[5]; |
| |
| return transform; |
| } |
| |
| TouchAffineTransformation NativeInputManager::getTouchAffineTransformation( |
| const String8& inputDeviceDescriptor, int32_t surfaceRotation) { |
| JNIEnv* env = jniEnv(); |
| |
| ScopedLocalRef<jstring> descriptorObj(env, env->NewStringUTF(inputDeviceDescriptor.string())); |
| |
| jobject cal = env->CallObjectMethod(mServiceObj, |
| gServiceClassInfo.getTouchCalibrationForInputDevice, descriptorObj.get(), |
| surfaceRotation); |
| |
| jfloatArray matrixArr = jfloatArray(env->CallObjectMethod(cal, |
| gTouchCalibrationClassInfo.getAffineTransform)); |
| |
| TouchAffineTransformation transform = getTouchAffineTransformation(env, matrixArr); |
| |
| env->DeleteLocalRef(matrixArr); |
| env->DeleteLocalRef(cal); |
| |
| return transform; |
| } |
| |
| bool NativeInputManager::filterInputEvent(const InputEvent* inputEvent, uint32_t policyFlags) { |
| jobject inputEventObj; |
| |
| JNIEnv* env = jniEnv(); |
| switch (inputEvent->getType()) { |
| case AINPUT_EVENT_TYPE_KEY: |
| inputEventObj = android_view_KeyEvent_fromNative(env, |
| static_cast<const KeyEvent*>(inputEvent)); |
| break; |
| case AINPUT_EVENT_TYPE_MOTION: |
| inputEventObj = android_view_MotionEvent_obtainAsCopy(env, |
| static_cast<const MotionEvent*>(inputEvent)); |
| break; |
| default: |
| return true; // dispatch the event normally |
| } |
| |
| if (!inputEventObj) { |
| ALOGE("Failed to obtain input event object for filterInputEvent."); |
| return true; // dispatch the event normally |
| } |
| |
| // The callee is responsible for recycling the event. |
| jboolean pass = env->CallBooleanMethod(mServiceObj, gServiceClassInfo.filterInputEvent, |
| inputEventObj, policyFlags); |
| if (checkAndClearExceptionFromCallback(env, "filterInputEvent")) { |
| pass = true; |
| } |
| env->DeleteLocalRef(inputEventObj); |
| return pass; |
| } |
| |
| void NativeInputManager::interceptKeyBeforeQueueing(const KeyEvent* keyEvent, |
| uint32_t& policyFlags) { |
| // Policy: |
| // - Ignore untrusted events and pass them along. |
| // - Ask the window manager what to do with normal events and trusted injected events. |
| // - For normal events wake and brighten the screen if currently off or dim. |
| if (mInteractive) { |
| policyFlags |= POLICY_FLAG_INTERACTIVE; |
| } |
| if ((policyFlags & POLICY_FLAG_TRUSTED)) { |
| nsecs_t when = keyEvent->getEventTime(); |
| JNIEnv* env = jniEnv(); |
| jobject keyEventObj = android_view_KeyEvent_fromNative(env, keyEvent); |
| jint wmActions; |
| if (keyEventObj) { |
| wmActions = env->CallIntMethod(mServiceObj, |
| gServiceClassInfo.interceptKeyBeforeQueueing, |
| keyEventObj, policyFlags); |
| if (checkAndClearExceptionFromCallback(env, "interceptKeyBeforeQueueing")) { |
| wmActions = 0; |
| } |
| android_view_KeyEvent_recycle(env, keyEventObj); |
| env->DeleteLocalRef(keyEventObj); |
| } else { |
| ALOGE("Failed to obtain key event object for interceptKeyBeforeQueueing."); |
| wmActions = 0; |
| } |
| |
| handleInterceptActions(wmActions, when, /*byref*/ policyFlags); |
| } else { |
| if (mInteractive) { |
| policyFlags |= POLICY_FLAG_PASS_TO_USER; |
| } |
| } |
| } |
| |
| void NativeInputManager::interceptMotionBeforeQueueing(nsecs_t when, uint32_t& policyFlags) { |
| // Policy: |
| // - Ignore untrusted events and pass them along. |
| // - No special filtering for injected events required at this time. |
| // - Filter normal events based on screen state. |
| // - For normal events brighten (but do not wake) the screen if currently dim. |
| if (mInteractive) { |
| policyFlags |= POLICY_FLAG_INTERACTIVE; |
| } |
| if ((policyFlags & POLICY_FLAG_TRUSTED) && !(policyFlags & POLICY_FLAG_INJECTED)) { |
| if (policyFlags & POLICY_FLAG_INTERACTIVE) { |
| policyFlags |= POLICY_FLAG_PASS_TO_USER; |
| } else { |
| JNIEnv* env = jniEnv(); |
| jint wmActions = env->CallIntMethod(mServiceObj, |
| gServiceClassInfo.interceptMotionBeforeQueueingNonInteractive, |
| when, policyFlags); |
| if (checkAndClearExceptionFromCallback(env, |
| "interceptMotionBeforeQueueingNonInteractive")) { |
| wmActions = 0; |
| } |
| |
| handleInterceptActions(wmActions, when, /*byref*/ policyFlags); |
| } |
| } else { |
| if (mInteractive) { |
| policyFlags |= POLICY_FLAG_PASS_TO_USER; |
| } |
| } |
| } |
| |
| void NativeInputManager::handleInterceptActions(jint wmActions, nsecs_t when, |
| uint32_t& policyFlags) { |
| if (wmActions & WM_ACTION_PASS_TO_USER) { |
| policyFlags |= POLICY_FLAG_PASS_TO_USER; |
| } else { |
| #if DEBUG_INPUT_DISPATCHER_POLICY |
| ALOGD("handleInterceptActions: Not passing key to user."); |
| #endif |
| } |
| } |
| |
| nsecs_t NativeInputManager::interceptKeyBeforeDispatching( |
| const sp<InputWindowHandle>& inputWindowHandle, |
| const KeyEvent* keyEvent, uint32_t policyFlags) { |
| // Policy: |
| // - Ignore untrusted events and pass them along. |
| // - Filter normal events and trusted injected events through the window manager policy to |
| // handle the HOME key and the like. |
| nsecs_t result = 0; |
| if (policyFlags & POLICY_FLAG_TRUSTED) { |
| JNIEnv* env = jniEnv(); |
| |
| // Note: inputWindowHandle may be null. |
| jobject inputWindowHandleObj = getInputWindowHandleObjLocalRef(env, inputWindowHandle); |
| jobject keyEventObj = android_view_KeyEvent_fromNative(env, keyEvent); |
| if (keyEventObj) { |
| jlong delayMillis = env->CallLongMethod(mServiceObj, |
| gServiceClassInfo.interceptKeyBeforeDispatching, |
| inputWindowHandleObj, keyEventObj, policyFlags); |
| bool error = checkAndClearExceptionFromCallback(env, "interceptKeyBeforeDispatching"); |
| android_view_KeyEvent_recycle(env, keyEventObj); |
| env->DeleteLocalRef(keyEventObj); |
| if (!error) { |
| if (delayMillis < 0) { |
| result = -1; |
| } else if (delayMillis > 0) { |
| result = milliseconds_to_nanoseconds(delayMillis); |
| } |
| } |
| } else { |
| ALOGE("Failed to obtain key event object for interceptKeyBeforeDispatching."); |
| } |
| env->DeleteLocalRef(inputWindowHandleObj); |
| } |
| return result; |
| } |
| |
| bool NativeInputManager::dispatchUnhandledKey(const sp<InputWindowHandle>& inputWindowHandle, |
| const KeyEvent* keyEvent, uint32_t policyFlags, KeyEvent* outFallbackKeyEvent) { |
| // Policy: |
| // - Ignore untrusted events and do not perform default handling. |
| bool result = false; |
| if (policyFlags & POLICY_FLAG_TRUSTED) { |
| JNIEnv* env = jniEnv(); |
| |
| // Note: inputWindowHandle may be null. |
| jobject inputWindowHandleObj = getInputWindowHandleObjLocalRef(env, inputWindowHandle); |
| jobject keyEventObj = android_view_KeyEvent_fromNative(env, keyEvent); |
| if (keyEventObj) { |
| jobject fallbackKeyEventObj = env->CallObjectMethod(mServiceObj, |
| gServiceClassInfo.dispatchUnhandledKey, |
| inputWindowHandleObj, keyEventObj, policyFlags); |
| if (checkAndClearExceptionFromCallback(env, "dispatchUnhandledKey")) { |
| fallbackKeyEventObj = NULL; |
| } |
| android_view_KeyEvent_recycle(env, keyEventObj); |
| env->DeleteLocalRef(keyEventObj); |
| |
| if (fallbackKeyEventObj) { |
| // Note: outFallbackKeyEvent may be the same object as keyEvent. |
| if (!android_view_KeyEvent_toNative(env, fallbackKeyEventObj, |
| outFallbackKeyEvent)) { |
| result = true; |
| } |
| android_view_KeyEvent_recycle(env, fallbackKeyEventObj); |
| env->DeleteLocalRef(fallbackKeyEventObj); |
| } |
| } else { |
| ALOGE("Failed to obtain key event object for dispatchUnhandledKey."); |
| } |
| env->DeleteLocalRef(inputWindowHandleObj); |
| } |
| return result; |
| } |
| |
| void NativeInputManager::pokeUserActivity(nsecs_t eventTime, int32_t eventType) { |
| android_server_PowerManagerService_userActivity(eventTime, eventType); |
| } |
| |
| |
| bool NativeInputManager::checkInjectEventsPermissionNonReentrant( |
| int32_t injectorPid, int32_t injectorUid) { |
| JNIEnv* env = jniEnv(); |
| jboolean result = env->CallBooleanMethod(mServiceObj, |
| gServiceClassInfo.checkInjectEventsPermission, injectorPid, injectorUid); |
| if (checkAndClearExceptionFromCallback(env, "checkInjectEventsPermission")) { |
| result = false; |
| } |
| return result; |
| } |
| |
| void NativeInputManager::loadPointerResources(PointerResources* outResources) { |
| JNIEnv* env = jniEnv(); |
| |
| loadSystemIconAsSprite(env, mContextObj, POINTER_ICON_STYLE_SPOT_HOVER, |
| &outResources->spotHover); |
| loadSystemIconAsSprite(env, mContextObj, POINTER_ICON_STYLE_SPOT_TOUCH, |
| &outResources->spotTouch); |
| loadSystemIconAsSprite(env, mContextObj, POINTER_ICON_STYLE_SPOT_ANCHOR, |
| &outResources->spotAnchor); |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| |
| static jlong nativeInit(JNIEnv* env, jclass clazz, |
| jobject serviceObj, jobject contextObj, jobject messageQueueObj) { |
| sp<MessageQueue> messageQueue = android_os_MessageQueue_getMessageQueue(env, messageQueueObj); |
| if (messageQueue == NULL) { |
| jniThrowRuntimeException(env, "MessageQueue is not initialized."); |
| return 0; |
| } |
| |
| NativeInputManager* im = new NativeInputManager(contextObj, serviceObj, |
| messageQueue->getLooper()); |
| im->incStrong(0); |
| return reinterpret_cast<jlong>(im); |
| } |
| |
| static void nativeStart(JNIEnv* env, jclass clazz, jlong ptr) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| status_t result = im->getInputManager()->start(); |
| if (result) { |
| jniThrowRuntimeException(env, "Input manager could not be started."); |
| } |
| } |
| |
| static void nativeSetDisplayViewport(JNIEnv* env, jclass clazz, jlong ptr, jboolean external, |
| jint displayId, jint orientation, |
| jint logicalLeft, jint logicalTop, jint logicalRight, jint logicalBottom, |
| jint physicalLeft, jint physicalTop, jint physicalRight, jint physicalBottom, |
| jint deviceWidth, jint deviceHeight) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| DisplayViewport v; |
| v.displayId = displayId; |
| v.orientation = orientation; |
| v.logicalLeft = logicalLeft; |
| v.logicalTop = logicalTop; |
| v.logicalRight = logicalRight; |
| v.logicalBottom = logicalBottom; |
| v.physicalLeft = physicalLeft; |
| v.physicalTop = physicalTop; |
| v.physicalRight = physicalRight; |
| v.physicalBottom = physicalBottom; |
| v.deviceWidth = deviceWidth; |
| v.deviceHeight = deviceHeight; |
| im->setDisplayViewport(external, v); |
| } |
| |
| static jint nativeGetScanCodeState(JNIEnv* env, jclass clazz, |
| jlong ptr, jint deviceId, jint sourceMask, jint scanCode) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| return (jint) im->getInputManager()->getReader()->getScanCodeState( |
| deviceId, uint32_t(sourceMask), scanCode); |
| } |
| |
| static jint nativeGetKeyCodeState(JNIEnv* env, jclass clazz, |
| jlong ptr, jint deviceId, jint sourceMask, jint keyCode) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| return (jint) im->getInputManager()->getReader()->getKeyCodeState( |
| deviceId, uint32_t(sourceMask), keyCode); |
| } |
| |
| static jint nativeGetSwitchState(JNIEnv* env, jclass clazz, |
| jlong ptr, jint deviceId, jint sourceMask, jint sw) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| return (jint) im->getInputManager()->getReader()->getSwitchState( |
| deviceId, uint32_t(sourceMask), sw); |
| } |
| |
| static jboolean nativeHasKeys(JNIEnv* env, jclass clazz, |
| jlong ptr, jint deviceId, jint sourceMask, jintArray keyCodes, jbooleanArray outFlags) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| int32_t* codes = env->GetIntArrayElements(keyCodes, NULL); |
| uint8_t* flags = env->GetBooleanArrayElements(outFlags, NULL); |
| jsize numCodes = env->GetArrayLength(keyCodes); |
| jboolean result; |
| if (numCodes == env->GetArrayLength(keyCodes)) { |
| if (im->getInputManager()->getReader()->hasKeys( |
| deviceId, uint32_t(sourceMask), numCodes, codes, flags)) { |
| result = JNI_TRUE; |
| } else { |
| result = JNI_FALSE; |
| } |
| } else { |
| result = JNI_FALSE; |
| } |
| |
| env->ReleaseBooleanArrayElements(outFlags, flags, 0); |
| env->ReleaseIntArrayElements(keyCodes, codes, 0); |
| return result; |
| } |
| |
| static void throwInputChannelNotInitialized(JNIEnv* env) { |
| jniThrowException(env, "java/lang/IllegalStateException", |
| "inputChannel is not initialized"); |
| } |
| |
| static void handleInputChannelDisposed(JNIEnv* env, |
| jobject inputChannelObj, const sp<InputChannel>& inputChannel, void* data) { |
| NativeInputManager* im = static_cast<NativeInputManager*>(data); |
| |
| ALOGW("Input channel object '%s' was disposed without first being unregistered with " |
| "the input manager!", inputChannel->getName().string()); |
| im->unregisterInputChannel(env, inputChannel); |
| } |
| |
| static void nativeRegisterInputChannel(JNIEnv* env, jclass clazz, |
| jlong ptr, jobject inputChannelObj, jobject inputWindowHandleObj, jboolean monitor) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| sp<InputChannel> inputChannel = android_view_InputChannel_getInputChannel(env, |
| inputChannelObj); |
| if (inputChannel == NULL) { |
| throwInputChannelNotInitialized(env); |
| return; |
| } |
| |
| sp<InputWindowHandle> inputWindowHandle = |
| android_server_InputWindowHandle_getHandle(env, inputWindowHandleObj); |
| |
| status_t status = im->registerInputChannel( |
| env, inputChannel, inputWindowHandle, monitor); |
| if (status) { |
| String8 message; |
| message.appendFormat("Failed to register input channel. status=%d", status); |
| jniThrowRuntimeException(env, message.string()); |
| return; |
| } |
| |
| if (! monitor) { |
| android_view_InputChannel_setDisposeCallback(env, inputChannelObj, |
| handleInputChannelDisposed, im); |
| } |
| } |
| |
| static void nativeUnregisterInputChannel(JNIEnv* env, jclass clazz, |
| jlong ptr, jobject inputChannelObj) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| sp<InputChannel> inputChannel = android_view_InputChannel_getInputChannel(env, |
| inputChannelObj); |
| if (inputChannel == NULL) { |
| throwInputChannelNotInitialized(env); |
| return; |
| } |
| |
| android_view_InputChannel_setDisposeCallback(env, inputChannelObj, NULL, NULL); |
| |
| status_t status = im->unregisterInputChannel(env, inputChannel); |
| if (status && status != BAD_VALUE) { // ignore already unregistered channel |
| String8 message; |
| message.appendFormat("Failed to unregister input channel. status=%d", status); |
| jniThrowRuntimeException(env, message.string()); |
| } |
| } |
| |
| static void nativeSetInputFilterEnabled(JNIEnv* env, jclass clazz, |
| jlong ptr, jboolean enabled) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| im->getInputManager()->getDispatcher()->setInputFilterEnabled(enabled); |
| } |
| |
| static jint nativeInjectInputEvent(JNIEnv* env, jclass clazz, |
| jlong ptr, jobject inputEventObj, jint displayId, jint injectorPid, jint injectorUid, |
| jint syncMode, jint timeoutMillis, jint policyFlags) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| if (env->IsInstanceOf(inputEventObj, gKeyEventClassInfo.clazz)) { |
| KeyEvent keyEvent; |
| status_t status = android_view_KeyEvent_toNative(env, inputEventObj, & keyEvent); |
| if (status) { |
| jniThrowRuntimeException(env, "Could not read contents of KeyEvent object."); |
| return INPUT_EVENT_INJECTION_FAILED; |
| } |
| |
| return (jint) im->getInputManager()->getDispatcher()->injectInputEvent( |
| & keyEvent, displayId, injectorPid, injectorUid, syncMode, timeoutMillis, |
| uint32_t(policyFlags)); |
| } else if (env->IsInstanceOf(inputEventObj, gMotionEventClassInfo.clazz)) { |
| const MotionEvent* motionEvent = android_view_MotionEvent_getNativePtr(env, inputEventObj); |
| if (!motionEvent) { |
| jniThrowRuntimeException(env, "Could not read contents of MotionEvent object."); |
| return INPUT_EVENT_INJECTION_FAILED; |
| } |
| |
| return (jint) im->getInputManager()->getDispatcher()->injectInputEvent( |
| motionEvent, displayId, injectorPid, injectorUid, syncMode, timeoutMillis, |
| uint32_t(policyFlags)); |
| } else { |
| jniThrowRuntimeException(env, "Invalid input event type."); |
| return INPUT_EVENT_INJECTION_FAILED; |
| } |
| } |
| |
| static void nativeSetInputWindows(JNIEnv* env, jclass clazz, |
| jlong ptr, jobjectArray windowHandleObjArray) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| im->setInputWindows(env, windowHandleObjArray); |
| } |
| |
| static void nativeSetFocusedApplication(JNIEnv* env, jclass clazz, |
| jlong ptr, jobject applicationHandleObj) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| im->setFocusedApplication(env, applicationHandleObj); |
| } |
| |
| static void nativeSetInputDispatchMode(JNIEnv* env, |
| jclass clazz, jlong ptr, jboolean enabled, jboolean frozen) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| im->setInputDispatchMode(enabled, frozen); |
| } |
| |
| static void nativeSetSystemUiVisibility(JNIEnv* env, |
| jclass clazz, jlong ptr, jint visibility) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| im->setSystemUiVisibility(visibility); |
| } |
| |
| static jboolean nativeTransferTouchFocus(JNIEnv* env, |
| jclass clazz, jlong ptr, jobject fromChannelObj, jobject toChannelObj) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| sp<InputChannel> fromChannel = |
| android_view_InputChannel_getInputChannel(env, fromChannelObj); |
| sp<InputChannel> toChannel = |
| android_view_InputChannel_getInputChannel(env, toChannelObj); |
| |
| if (fromChannel == NULL || toChannel == NULL) { |
| return JNI_FALSE; |
| } |
| |
| if (im->getInputManager()->getDispatcher()-> |
| transferTouchFocus(fromChannel, toChannel)) { |
| return JNI_TRUE; |
| } else { |
| return JNI_FALSE; |
| } |
| } |
| |
| static void nativeSetPointerSpeed(JNIEnv* env, |
| jclass clazz, jlong ptr, jint speed) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| im->setPointerSpeed(speed); |
| } |
| |
| static void nativeSetShowTouches(JNIEnv* env, |
| jclass clazz, jlong ptr, jboolean enabled) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| im->setShowTouches(enabled); |
| } |
| |
| static void nativeSetInteractive(JNIEnv* env, |
| jclass clazz, jlong ptr, jboolean interactive) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| im->setInteractive(interactive); |
| } |
| |
| static void nativeReloadCalibration(JNIEnv* env, jclass clazz, jlong ptr) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| im->reloadCalibration(); |
| } |
| |
| static void nativeVibrate(JNIEnv* env, |
| jclass clazz, jlong ptr, jint deviceId, jlongArray patternObj, |
| jint repeat, jint token) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| size_t patternSize = env->GetArrayLength(patternObj); |
| if (patternSize > MAX_VIBRATE_PATTERN_SIZE) { |
| ALOGI("Skipped requested vibration because the pattern size is %zu " |
| "which is more than the maximum supported size of %d.", |
| patternSize, MAX_VIBRATE_PATTERN_SIZE); |
| return; // limit to reasonable size |
| } |
| |
| jlong* patternMillis = static_cast<jlong*>(env->GetPrimitiveArrayCritical( |
| patternObj, NULL)); |
| nsecs_t pattern[patternSize]; |
| for (size_t i = 0; i < patternSize; i++) { |
| pattern[i] = max(jlong(0), min(patternMillis[i], |
| (jlong)(MAX_VIBRATE_PATTERN_DELAY_NSECS / 1000000LL))) * 1000000LL; |
| } |
| env->ReleasePrimitiveArrayCritical(patternObj, patternMillis, JNI_ABORT); |
| |
| im->getInputManager()->getReader()->vibrate(deviceId, pattern, patternSize, repeat, token); |
| } |
| |
| static void nativeCancelVibrate(JNIEnv* env, |
| jclass clazz, jlong ptr, jint deviceId, jint token) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| im->getInputManager()->getReader()->cancelVibrate(deviceId, token); |
| } |
| |
| static void nativeReloadKeyboardLayouts(JNIEnv* env, |
| jclass clazz, jlong ptr) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| im->getInputManager()->getReader()->requestRefreshConfiguration( |
| InputReaderConfiguration::CHANGE_KEYBOARD_LAYOUTS); |
| } |
| |
| static void nativeReloadDeviceAliases(JNIEnv* env, |
| jclass clazz, jlong ptr) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| im->getInputManager()->getReader()->requestRefreshConfiguration( |
| InputReaderConfiguration::CHANGE_DEVICE_ALIAS); |
| } |
| |
| static jstring nativeDump(JNIEnv* env, jclass clazz, jlong ptr) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| String8 dump; |
| im->dump(dump); |
| return env->NewStringUTF(dump.string()); |
| } |
| |
| static void nativeMonitor(JNIEnv* env, jclass clazz, jlong ptr) { |
| NativeInputManager* im = reinterpret_cast<NativeInputManager*>(ptr); |
| |
| im->getInputManager()->getReader()->monitor(); |
| im->getInputManager()->getDispatcher()->monitor(); |
| } |
| |
| // ---------------------------------------------------------------------------- |
| |
| static JNINativeMethod gInputManagerMethods[] = { |
| /* name, signature, funcPtr */ |
| { "nativeInit", |
| "(Lcom/android/server/input/InputManagerService;Landroid/content/Context;Landroid/os/MessageQueue;)J", |
| (void*) nativeInit }, |
| { "nativeStart", "(J)V", |
| (void*) nativeStart }, |
| { "nativeSetDisplayViewport", "(JZIIIIIIIIIIII)V", |
| (void*) nativeSetDisplayViewport }, |
| { "nativeGetScanCodeState", "(JIII)I", |
| (void*) nativeGetScanCodeState }, |
| { "nativeGetKeyCodeState", "(JIII)I", |
| (void*) nativeGetKeyCodeState }, |
| { "nativeGetSwitchState", "(JIII)I", |
| (void*) nativeGetSwitchState }, |
| { "nativeHasKeys", "(JII[I[Z)Z", |
| (void*) nativeHasKeys }, |
| { "nativeRegisterInputChannel", |
| "(JLandroid/view/InputChannel;Lcom/android/server/input/InputWindowHandle;Z)V", |
| (void*) nativeRegisterInputChannel }, |
| { "nativeUnregisterInputChannel", "(JLandroid/view/InputChannel;)V", |
| (void*) nativeUnregisterInputChannel }, |
| { "nativeSetInputFilterEnabled", "(JZ)V", |
| (void*) nativeSetInputFilterEnabled }, |
| { "nativeInjectInputEvent", "(JLandroid/view/InputEvent;IIIIII)I", |
| (void*) nativeInjectInputEvent }, |
| { "nativeSetInputWindows", "(J[Lcom/android/server/input/InputWindowHandle;)V", |
| (void*) nativeSetInputWindows }, |
| { "nativeSetFocusedApplication", "(JLcom/android/server/input/InputApplicationHandle;)V", |
| (void*) nativeSetFocusedApplication }, |
| { "nativeSetInputDispatchMode", "(JZZ)V", |
| (void*) nativeSetInputDispatchMode }, |
| { "nativeSetSystemUiVisibility", "(JI)V", |
| (void*) nativeSetSystemUiVisibility }, |
| { "nativeTransferTouchFocus", "(JLandroid/view/InputChannel;Landroid/view/InputChannel;)Z", |
| (void*) nativeTransferTouchFocus }, |
| { "nativeSetPointerSpeed", "(JI)V", |
| (void*) nativeSetPointerSpeed }, |
| { "nativeSetShowTouches", "(JZ)V", |
| (void*) nativeSetShowTouches }, |
| { "nativeSetInteractive", "(JZ)V", |
| (void*) nativeSetInteractive }, |
| { "nativeReloadCalibration", "(J)V", |
| (void*) nativeReloadCalibration }, |
| { "nativeVibrate", "(JI[JII)V", |
| (void*) nativeVibrate }, |
| { "nativeCancelVibrate", "(JII)V", |
| (void*) nativeCancelVibrate }, |
| { "nativeReloadKeyboardLayouts", "(J)V", |
| (void*) nativeReloadKeyboardLayouts }, |
| { "nativeReloadDeviceAliases", "(J)V", |
| (void*) nativeReloadDeviceAliases }, |
| { "nativeDump", "(J)Ljava/lang/String;", |
| (void*) nativeDump }, |
| { "nativeMonitor", "(J)V", |
| (void*) nativeMonitor }, |
| }; |
| |
| #define FIND_CLASS(var, className) \ |
| var = env->FindClass(className); \ |
| LOG_FATAL_IF(! var, "Unable to find class " className); |
| |
| #define GET_METHOD_ID(var, clazz, methodName, methodDescriptor) \ |
| var = env->GetMethodID(clazz, methodName, methodDescriptor); \ |
| LOG_FATAL_IF(! var, "Unable to find method " methodName); |
| |
| #define GET_FIELD_ID(var, clazz, fieldName, fieldDescriptor) \ |
| var = env->GetFieldID(clazz, fieldName, fieldDescriptor); \ |
| LOG_FATAL_IF(! var, "Unable to find field " fieldName); |
| |
| int register_android_server_InputManager(JNIEnv* env) { |
| int res = jniRegisterNativeMethods(env, "com/android/server/input/InputManagerService", |
| gInputManagerMethods, NELEM(gInputManagerMethods)); |
| LOG_FATAL_IF(res < 0, "Unable to register native methods."); |
| |
| // Callbacks |
| |
| jclass clazz; |
| FIND_CLASS(clazz, "com/android/server/input/InputManagerService"); |
| |
| GET_METHOD_ID(gServiceClassInfo.notifyConfigurationChanged, clazz, |
| "notifyConfigurationChanged", "(J)V"); |
| |
| GET_METHOD_ID(gServiceClassInfo.notifyInputDevicesChanged, clazz, |
| "notifyInputDevicesChanged", "([Landroid/view/InputDevice;)V"); |
| |
| GET_METHOD_ID(gServiceClassInfo.notifySwitch, clazz, |
| "notifySwitch", "(JII)V"); |
| |
| GET_METHOD_ID(gServiceClassInfo.notifyInputChannelBroken, clazz, |
| "notifyInputChannelBroken", "(Lcom/android/server/input/InputWindowHandle;)V"); |
| |
| GET_METHOD_ID(gServiceClassInfo.notifyANR, clazz, |
| "notifyANR", |
| "(Lcom/android/server/input/InputApplicationHandle;Lcom/android/server/input/InputWindowHandle;Ljava/lang/String;)J"); |
| |
| GET_METHOD_ID(gServiceClassInfo.filterInputEvent, clazz, |
| "filterInputEvent", "(Landroid/view/InputEvent;I)Z"); |
| |
| GET_METHOD_ID(gServiceClassInfo.interceptKeyBeforeQueueing, clazz, |
| "interceptKeyBeforeQueueing", "(Landroid/view/KeyEvent;I)I"); |
| |
| GET_METHOD_ID(gServiceClassInfo.interceptMotionBeforeQueueingNonInteractive, clazz, |
| "interceptMotionBeforeQueueingNonInteractive", "(JI)I"); |
| |
| GET_METHOD_ID(gServiceClassInfo.interceptKeyBeforeDispatching, clazz, |
| "interceptKeyBeforeDispatching", |
| "(Lcom/android/server/input/InputWindowHandle;Landroid/view/KeyEvent;I)J"); |
| |
| GET_METHOD_ID(gServiceClassInfo.dispatchUnhandledKey, clazz, |
| "dispatchUnhandledKey", |
| "(Lcom/android/server/input/InputWindowHandle;Landroid/view/KeyEvent;I)Landroid/view/KeyEvent;"); |
| |
| GET_METHOD_ID(gServiceClassInfo.checkInjectEventsPermission, clazz, |
| "checkInjectEventsPermission", "(II)Z"); |
| |
| GET_METHOD_ID(gServiceClassInfo.getVirtualKeyQuietTimeMillis, clazz, |
| "getVirtualKeyQuietTimeMillis", "()I"); |
| |
| GET_METHOD_ID(gServiceClassInfo.getExcludedDeviceNames, clazz, |
| "getExcludedDeviceNames", "()[Ljava/lang/String;"); |
| |
| GET_METHOD_ID(gServiceClassInfo.getKeyRepeatTimeout, clazz, |
| "getKeyRepeatTimeout", "()I"); |
| |
| GET_METHOD_ID(gServiceClassInfo.getKeyRepeatDelay, clazz, |
| "getKeyRepeatDelay", "()I"); |
| |
| GET_METHOD_ID(gServiceClassInfo.getHoverTapTimeout, clazz, |
| "getHoverTapTimeout", "()I"); |
| |
| GET_METHOD_ID(gServiceClassInfo.getHoverTapSlop, clazz, |
| "getHoverTapSlop", "()I"); |
| |
| GET_METHOD_ID(gServiceClassInfo.getDoubleTapTimeout, clazz, |
| "getDoubleTapTimeout", "()I"); |
| |
| GET_METHOD_ID(gServiceClassInfo.getLongPressTimeout, clazz, |
| "getLongPressTimeout", "()I"); |
| |
| GET_METHOD_ID(gServiceClassInfo.getPointerLayer, clazz, |
| "getPointerLayer", "()I"); |
| |
| GET_METHOD_ID(gServiceClassInfo.getPointerIcon, clazz, |
| "getPointerIcon", "()Landroid/view/PointerIcon;"); |
| |
| GET_METHOD_ID(gServiceClassInfo.getKeyboardLayoutOverlay, clazz, |
| "getKeyboardLayoutOverlay", |
| "(Landroid/hardware/input/InputDeviceIdentifier;)[Ljava/lang/String;"); |
| |
| GET_METHOD_ID(gServiceClassInfo.getDeviceAlias, clazz, |
| "getDeviceAlias", "(Ljava/lang/String;)Ljava/lang/String;"); |
| |
| GET_METHOD_ID(gServiceClassInfo.getTouchCalibrationForInputDevice, clazz, |
| "getTouchCalibrationForInputDevice", |
| "(Ljava/lang/String;I)Landroid/hardware/input/TouchCalibration;"); |
| |
| // InputDevice |
| |
| FIND_CLASS(gInputDeviceClassInfo.clazz, "android/view/InputDevice"); |
| gInputDeviceClassInfo.clazz = jclass(env->NewGlobalRef(gInputDeviceClassInfo.clazz)); |
| |
| // KeyEvent |
| |
| FIND_CLASS(gKeyEventClassInfo.clazz, "android/view/KeyEvent"); |
| gKeyEventClassInfo.clazz = jclass(env->NewGlobalRef(gKeyEventClassInfo.clazz)); |
| |
| // MotionEvent |
| |
| FIND_CLASS(gMotionEventClassInfo.clazz, "android/view/MotionEvent"); |
| gMotionEventClassInfo.clazz = jclass(env->NewGlobalRef(gMotionEventClassInfo.clazz)); |
| |
| // InputDeviceIdentifier |
| |
| FIND_CLASS(gInputDeviceIdentifierInfo.clazz, "android/hardware/input/InputDeviceIdentifier"); |
| gInputDeviceIdentifierInfo.clazz = jclass(env->NewGlobalRef(gInputDeviceIdentifierInfo.clazz)); |
| GET_METHOD_ID(gInputDeviceIdentifierInfo.constructor, gInputDeviceIdentifierInfo.clazz, |
| "<init>", "(Ljava/lang/String;II)V"); |
| |
| // TouchCalibration |
| |
| FIND_CLASS(gTouchCalibrationClassInfo.clazz, "android/hardware/input/TouchCalibration"); |
| gTouchCalibrationClassInfo.clazz = jclass(env->NewGlobalRef(gTouchCalibrationClassInfo.clazz)); |
| |
| GET_METHOD_ID(gTouchCalibrationClassInfo.getAffineTransform, gTouchCalibrationClassInfo.clazz, |
| "getAffineTransform", "()[F"); |
| |
| return 0; |
| } |
| |
| } /* namespace android */ |
