d0566bc26f
use gui/DisplayEvent to receive the events. Events are dispatched through a unix pipe, so the API is compatible with utils/Looper. see gui/DisplayEvent.h for more info. Bug: 1475048 Change-Id: Ia720f64d1b950328b47b22c6a86042e481d35f09
74 lines
2.2 KiB
C++
74 lines
2.2 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.
|
|
*/
|
|
|
|
#include <stdint.h>
|
|
#include <sys/types.h>
|
|
|
|
#include <utils/Errors.h>
|
|
#include <utils/RefBase.h>
|
|
#include <utils/Timers.h>
|
|
|
|
#include <binder/Parcel.h>
|
|
#include <binder/IInterface.h>
|
|
|
|
#include <gui/IDisplayEventConnection.h>
|
|
#include <gui/BitTube.h>
|
|
|
|
namespace android {
|
|
// ----------------------------------------------------------------------------
|
|
|
|
enum {
|
|
GET_DATA_CHANNEL = IBinder::FIRST_CALL_TRANSACTION,
|
|
};
|
|
|
|
class BpDisplayEventConnection : public BpInterface<IDisplayEventConnection>
|
|
{
|
|
public:
|
|
BpDisplayEventConnection(const sp<IBinder>& impl)
|
|
: BpInterface<IDisplayEventConnection>(impl)
|
|
{
|
|
}
|
|
|
|
virtual sp<BitTube> getDataChannel() const
|
|
{
|
|
Parcel data, reply;
|
|
data.writeInterfaceToken(IDisplayEventConnection::getInterfaceDescriptor());
|
|
remote()->transact(GET_DATA_CHANNEL, data, &reply);
|
|
return new BitTube(reply);
|
|
}
|
|
};
|
|
|
|
IMPLEMENT_META_INTERFACE(DisplayEventConnection, "android.gui.DisplayEventConnection");
|
|
|
|
// ----------------------------------------------------------------------------
|
|
|
|
status_t BnDisplayEventConnection::onTransact(
|
|
uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
|
|
{
|
|
switch(code) {
|
|
case GET_DATA_CHANNEL: {
|
|
CHECK_INTERFACE(IDisplayEventConnection, data, reply);
|
|
sp<BitTube> channel(getDataChannel());
|
|
channel->writeToParcel(reply);
|
|
return NO_ERROR;
|
|
} break;
|
|
}
|
|
return BBinder::onTransact(code, data, reply, flags);
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
}; // namespace android
|