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Diffstat (limited to 'include/android_runtime/android_view_InputQueue.h')
-rw-r--r-- | include/android_runtime/android_view_InputQueue.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/include/android_runtime/android_view_InputQueue.h b/include/android_runtime/android_view_InputQueue.h new file mode 100644 index 0000000..ba2d02d --- /dev/null +++ b/include/android_runtime/android_view_InputQueue.h @@ -0,0 +1,85 @@ +/* + * Copyright (C) 2013 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 _ANDROID_VIEW_INPUTQUEUE_H +#define _ANDROID_VIEW_INPUTQUEUE_H + +#include <androidfw/Input.h> +#include <utils/Looper.h> +#include <utils/TypeHelpers.h> +#include <utils/Vector.h> + +#include "JNIHelp.h" + +/* + * Declare a concrete type for the NDK's AInputQueue forward declaration + */ +struct AInputQueue{ +}; + +namespace android { + +class InputQueue : public AInputQueue, public MessageHandler { +public: + virtual ~InputQueue(); + + void attachLooper(Looper* looper, int ident, ALooper_callbackFunc callback, void* data); + + void detachLooper(); + + bool hasEvents(); + + status_t getEvent(InputEvent** outEvent); + + bool preDispatchEvent(InputEvent* event); + + void finishEvent(InputEvent* event, bool handled); + + KeyEvent* createKeyEvent(); + + MotionEvent* createMotionEvent(); + + void recycleInputEvent(InputEvent* event); + + void enqueueEvent(InputEvent* event); + + static InputQueue* createQueue(jobject inputQueueObj, const sp<Looper>& looper); + +protected: + virtual void handleMessage(const Message& message); + +private: + InputQueue(jobject inputQueueObj, const sp<Looper>& looper, + int readDispatchFd, int writeDispatchFd); + + void detachLooperLocked(); + + jobject mInputQueueWeakGlobal; + int mDispatchReadFd; + int mDispatchWriteFd; + Vector<Looper*> mAppLoopers; + sp<Looper> mDispatchLooper; + sp<WeakMessageHandler> mHandler; + PooledInputEventFactory mPooledInputEventFactory; + // Guards the pending and finished event vectors + mutable Mutex mLock; + Vector<InputEvent*> mPendingEvents; + Vector<key_value_pair_t<InputEvent*, bool> > mFinishedEvents; +}; + +} // namespace android + +#endif |