diff options
Diffstat (limited to 'libs/gui/ISensorEventConnection.cpp')
-rw-r--r-- | libs/gui/ISensorEventConnection.cpp | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/libs/gui/ISensorEventConnection.cpp b/libs/gui/ISensorEventConnection.cpp new file mode 100644 index 0000000..3e9d456 --- /dev/null +++ b/libs/gui/ISensorEventConnection.cpp @@ -0,0 +1,108 @@ +/* + * 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. + */ + +#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/ISensorEventConnection.h> +#include <gui/SensorChannel.h> + +namespace android { +// ---------------------------------------------------------------------------- + +enum { + GET_SENSOR_CHANNEL = IBinder::FIRST_CALL_TRANSACTION, + ENABLE_DISABLE, + SET_EVENT_RATE +}; + +class BpSensorEventConnection : public BpInterface<ISensorEventConnection> +{ +public: + BpSensorEventConnection(const sp<IBinder>& impl) + : BpInterface<ISensorEventConnection>(impl) + { + } + + virtual sp<SensorChannel> getSensorChannel() const + { + Parcel data, reply; + remote()->transact(GET_SENSOR_CHANNEL, data, &reply); + return new SensorChannel(reply); + } + + virtual status_t enableDisable(int handle, bool enabled) + { + Parcel data, reply; + data.writeInt32(handle); + data.writeInt32(enabled); + remote()->transact(ENABLE_DISABLE, data, &reply); + return reply.readInt32(); + } + + virtual status_t setEventRate(int handle, nsecs_t ns) + { + Parcel data, reply; + data.writeInt32(handle); + data.writeInt64(ns); + remote()->transact(SET_EVENT_RATE, data, &reply); + return reply.readInt32(); + } +}; + +IMPLEMENT_META_INTERFACE(SensorEventConnection, "android.gui.SensorEventConnection"); + +// ---------------------------------------------------------------------------- + +status_t BnSensorEventConnection::onTransact( + uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) +{ + switch(code) { + case GET_SENSOR_CHANNEL: { + CHECK_INTERFACE(ISensorEventConnection, data, reply); + sp<SensorChannel> channel(getSensorChannel()); + channel->writeToParcel(reply); + return NO_ERROR; + } break; + case ENABLE_DISABLE: { + CHECK_INTERFACE(ISensorEventConnection, data, reply); + int handle = data.readInt32(); + int enabled = data.readInt32(); + status_t result = enableDisable(handle, enabled); + reply->writeInt32(result); + return NO_ERROR; + } break; + case SET_EVENT_RATE: { + CHECK_INTERFACE(ISensorEventConnection, data, reply); + int handle = data.readInt32(); + int ns = data.readInt64(); + status_t result = setEventRate(handle, ns); + reply->writeInt32(result); + return NO_ERROR; + } break; + } + return BBinder::onTransact(code, data, reply, flags); +} + +// ---------------------------------------------------------------------------- +}; // namespace android |