зеркало из https://github.com/mozilla/gecko-dev.git
196 строки
5.5 KiB
C++
196 строки
5.5 KiB
C++
/*
|
|
* Copyright (C) 2011 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_LISTENER_H
|
|
#define _UI_INPUT_LISTENER_H
|
|
|
|
#include "Input.h"
|
|
#include <utils/RefBase.h>
|
|
#include <utils/Vector.h>
|
|
|
|
namespace android {
|
|
|
|
class InputListenerInterface;
|
|
|
|
|
|
/* Superclass of all input event argument objects */
|
|
struct NotifyArgs {
|
|
virtual ~NotifyArgs() { }
|
|
|
|
virtual void notify(const sp<InputListenerInterface>& listener) const = 0;
|
|
};
|
|
|
|
|
|
/* Describes a configuration change event. */
|
|
struct NotifyConfigurationChangedArgs : public NotifyArgs {
|
|
nsecs_t eventTime;
|
|
|
|
inline NotifyConfigurationChangedArgs() { }
|
|
|
|
NotifyConfigurationChangedArgs(nsecs_t eventTime);
|
|
|
|
NotifyConfigurationChangedArgs(const NotifyConfigurationChangedArgs& other);
|
|
|
|
virtual ~NotifyConfigurationChangedArgs() { }
|
|
|
|
virtual void notify(const sp<InputListenerInterface>& listener) const;
|
|
};
|
|
|
|
|
|
/* Describes a key event. */
|
|
struct NotifyKeyArgs : public NotifyArgs {
|
|
nsecs_t eventTime;
|
|
int32_t deviceId;
|
|
uint32_t source;
|
|
uint32_t policyFlags;
|
|
int32_t action;
|
|
int32_t flags;
|
|
int32_t keyCode;
|
|
int32_t scanCode;
|
|
int32_t metaState;
|
|
nsecs_t downTime;
|
|
|
|
inline NotifyKeyArgs() { }
|
|
|
|
NotifyKeyArgs(nsecs_t eventTime, int32_t deviceId, uint32_t source, uint32_t policyFlags,
|
|
int32_t action, int32_t flags, int32_t keyCode, int32_t scanCode,
|
|
int32_t metaState, nsecs_t downTime);
|
|
|
|
NotifyKeyArgs(const NotifyKeyArgs& other);
|
|
|
|
virtual ~NotifyKeyArgs() { }
|
|
|
|
virtual void notify(const sp<InputListenerInterface>& listener) const;
|
|
};
|
|
|
|
|
|
/* Describes a motion event. */
|
|
struct NotifyMotionArgs : public NotifyArgs {
|
|
nsecs_t eventTime;
|
|
int32_t deviceId;
|
|
uint32_t source;
|
|
uint32_t policyFlags;
|
|
int32_t action;
|
|
int32_t flags;
|
|
int32_t metaState;
|
|
int32_t buttonState;
|
|
int32_t edgeFlags;
|
|
uint32_t pointerCount;
|
|
PointerProperties pointerProperties[MAX_POINTERS];
|
|
PointerCoords pointerCoords[MAX_POINTERS];
|
|
float xPrecision;
|
|
float yPrecision;
|
|
nsecs_t downTime;
|
|
|
|
inline NotifyMotionArgs() { }
|
|
|
|
NotifyMotionArgs(nsecs_t eventTime, int32_t deviceId, uint32_t source, uint32_t policyFlags,
|
|
int32_t action, int32_t flags, int32_t metaState, int32_t buttonState,
|
|
int32_t edgeFlags, uint32_t pointerCount,
|
|
const PointerProperties* pointerProperties, const PointerCoords* pointerCoords,
|
|
float xPrecision, float yPrecision, nsecs_t downTime);
|
|
|
|
NotifyMotionArgs(const NotifyMotionArgs& other);
|
|
|
|
virtual ~NotifyMotionArgs() { }
|
|
|
|
virtual void notify(const sp<InputListenerInterface>& listener) const;
|
|
};
|
|
|
|
|
|
/* Describes a switch event. */
|
|
struct NotifySwitchArgs : public NotifyArgs {
|
|
nsecs_t eventTime;
|
|
uint32_t policyFlags;
|
|
int32_t switchCode;
|
|
int32_t switchValue;
|
|
|
|
inline NotifySwitchArgs() { }
|
|
|
|
NotifySwitchArgs(nsecs_t eventTime, uint32_t policyFlags,
|
|
int32_t switchCode, int32_t switchValue);
|
|
|
|
NotifySwitchArgs(const NotifySwitchArgs& other);
|
|
|
|
virtual ~NotifySwitchArgs() { }
|
|
|
|
virtual void notify(const sp<InputListenerInterface>& listener) const;
|
|
};
|
|
|
|
|
|
/* Describes a device reset event, such as when a device is added,
|
|
* reconfigured, or removed. */
|
|
struct NotifyDeviceResetArgs : public NotifyArgs {
|
|
nsecs_t eventTime;
|
|
int32_t deviceId;
|
|
|
|
inline NotifyDeviceResetArgs() { }
|
|
|
|
NotifyDeviceResetArgs(nsecs_t eventTime, int32_t deviceId);
|
|
|
|
NotifyDeviceResetArgs(const NotifyDeviceResetArgs& other);
|
|
|
|
virtual ~NotifyDeviceResetArgs() { }
|
|
|
|
virtual void notify(const sp<InputListenerInterface>& listener) const;
|
|
};
|
|
|
|
|
|
/*
|
|
* The interface used by the InputReader to notify the InputListener about input events.
|
|
*/
|
|
class InputListenerInterface : public virtual RefBase {
|
|
protected:
|
|
InputListenerInterface() { }
|
|
virtual ~InputListenerInterface() { }
|
|
|
|
public:
|
|
virtual void notifyConfigurationChanged(const NotifyConfigurationChangedArgs* args) = 0;
|
|
virtual void notifyKey(const NotifyKeyArgs* args) = 0;
|
|
virtual void notifyMotion(const NotifyMotionArgs* args) = 0;
|
|
virtual void notifySwitch(const NotifySwitchArgs* args) = 0;
|
|
virtual void notifyDeviceReset(const NotifyDeviceResetArgs* args) = 0;
|
|
};
|
|
|
|
|
|
/*
|
|
* An implementation of the listener interface that queues up and defers dispatch
|
|
* of decoded events until flushed.
|
|
*/
|
|
class QueuedInputListener : public InputListenerInterface {
|
|
protected:
|
|
virtual ~QueuedInputListener();
|
|
|
|
public:
|
|
QueuedInputListener(const sp<InputListenerInterface>& innerListener);
|
|
|
|
virtual void notifyConfigurationChanged(const NotifyConfigurationChangedArgs* args);
|
|
virtual void notifyKey(const NotifyKeyArgs* args);
|
|
virtual void notifyMotion(const NotifyMotionArgs* args);
|
|
virtual void notifySwitch(const NotifySwitchArgs* args);
|
|
virtual void notifyDeviceReset(const NotifyDeviceResetArgs* args);
|
|
|
|
void flush();
|
|
|
|
private:
|
|
sp<InputListenerInterface> mInnerListener;
|
|
Vector<NotifyArgs*> mArgsQueue;
|
|
};
|
|
|
|
} // namespace android
|
|
|
|
#endif // _UI_INPUT_LISTENER_H
|