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/*
* Copyright (C) 2008 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.
*/
package com.android.internal.os;
import android.content.Context;
import android.os.Handler;
import android.os.Looper;
import android.os.Message;
public class HandlerCaller {
final Looper mMainLooper;
final Handler mH;
final Callback mCallback;
class MyHandler extends Handler {
MyHandler(Looper looper, boolean async) {
super(looper, null, async);
}
@Override
public void handleMessage(Message msg) {
mCallback.executeMessage(msg);
}
}
public interface Callback {
public void executeMessage(Message msg);
}
public HandlerCaller(Context context, Looper looper, Callback callback,
boolean asyncHandler) {
mMainLooper = looper != null ? looper : context.getMainLooper();
mH = new MyHandler(mMainLooper, asyncHandler);
mCallback = callback;
}
public Handler getHandler() {
return mH;
}
public void executeOrSendMessage(Message msg) {
// If we are calling this from the main thread, then we can call
// right through. Otherwise, we need to send the message to the
// main thread.
if (Looper.myLooper() == mMainLooper) {
mCallback.executeMessage(msg);
msg.recycle();
return;
}
mH.sendMessage(msg);
}
public void sendMessageDelayed(Message msg, long delayMillis) {
mH.sendMessageDelayed(msg, delayMillis);
}
public boolean hasMessages(int what) {
return mH.hasMessages(what);
}
public void removeMessages(int what) {
mH.removeMessages(what);
}
public void removeMessages(int what, Object obj) {
mH.removeMessages(what, obj);
}
public void sendMessage(Message msg) {
mH.sendMessage(msg);
}
public SomeArgs sendMessageAndWait(Message msg) {
if (Looper.myLooper() == mH.getLooper()) {
throw new IllegalStateException("Can't wait on same thread as looper");
}
SomeArgs args = (SomeArgs)msg.obj;
args.mWaitState = SomeArgs.WAIT_WAITING;
mH.sendMessage(msg);
synchronized (args) {
while (args.mWaitState == SomeArgs.WAIT_WAITING) {
try {
args.wait();
} catch (InterruptedException e) {
return null;
}
}
}
args.mWaitState = SomeArgs.WAIT_NONE;
return args;
}
public Message obtainMessage(int what) {
return mH.obtainMessage(what);
}
public Message obtainMessageBO(int what, boolean arg1, Object arg2) {
return mH.obtainMessage(what, arg1 ? 1 : 0, 0, arg2);
}
public Message obtainMessageBOO(int what, boolean arg1, Object arg2, Object arg3) {
SomeArgs args = SomeArgs.obtain();
args.arg1 = arg2;
args.arg2 = arg3;
return mH.obtainMessage(what, arg1 ? 1 : 0, 0, args);
}
public Message obtainMessageO(int what, Object arg1) {
return mH.obtainMessage(what, 0, 0, arg1);
}
public Message obtainMessageI(int what, int arg1) {
return mH.obtainMessage(what, arg1, 0);
}
public Message obtainMessageII(int what, int arg1, int arg2) {
return mH.obtainMessage(what, arg1, arg2);
}
public Message obtainMessageIO(int what, int arg1, Object arg2) {
return mH.obtainMessage(what, arg1, 0, arg2);
}
public Message obtainMessageIIO(int what, int arg1, int arg2, Object arg3) {
return mH.obtainMessage(what, arg1, arg2, arg3);
}
public Message obtainMessageIIOO(int what, int arg1, int arg2,
Object arg3, Object arg4) {
SomeArgs args = SomeArgs.obtain();
args.arg1 = arg3;
args.arg2 = arg4;
return mH.obtainMessage(what, arg1, arg2, args);
}
public Message obtainMessageIOO(int what, int arg1, Object arg2, Object arg3) {
SomeArgs args = SomeArgs.obtain();
args.arg1 = arg2;
args.arg2 = arg3;
return mH.obtainMessage(what, arg1, 0, args);
}
public Message obtainMessageIOOO(int what, int arg1, Object arg2, Object arg3, Object arg4) {
SomeArgs args = SomeArgs.obtain();
args.arg1 = arg2;
args.arg2 = arg3;
args.arg3 = arg4;
return mH.obtainMessage(what, arg1, 0, args);
}
public Message obtainMessageIIOOO(int what, int arg1, int arg2, Object arg3, Object arg4,
Object arg5) {
SomeArgs args = SomeArgs.obtain();
args.arg1 = arg3;
args.arg2 = arg4;
args.arg3 = arg5;
return mH.obtainMessage(what, arg1, arg2, args);
}
public Message obtainMessageOO(int what, Object arg1, Object arg2) {
SomeArgs args = SomeArgs.obtain();
args.arg1 = arg1;
args.arg2 = arg2;
return mH.obtainMessage(what, 0, 0, args);
}
public Message obtainMessageOOO(int what, Object arg1, Object arg2, Object arg3) {
SomeArgs args = SomeArgs.obtain();
args.arg1 = arg1;
args.arg2 = arg2;
args.arg3 = arg3;
return mH.obtainMessage(what, 0, 0, args);
}
public Message obtainMessageOOOO(int what, Object arg1, Object arg2,
Object arg3, Object arg4) {
SomeArgs args = SomeArgs.obtain();
args.arg1 = arg1;
args.arg2 = arg2;
args.arg3 = arg3;
args.arg4 = arg4;
return mH.obtainMessage(what, 0, 0, args);
}
public Message obtainMessageOOOOO(int what, Object arg1, Object arg2,
Object arg3, Object arg4, Object arg5) {
SomeArgs args = SomeArgs.obtain();
args.arg1 = arg1;
args.arg2 = arg2;
args.arg3 = arg3;
args.arg4 = arg4;
args.arg5 = arg5;
return mH.obtainMessage(what, 0, 0, args);
}
public Message obtainMessageIIII(int what, int arg1, int arg2,
int arg3, int arg4) {
SomeArgs args = SomeArgs.obtain();
args.argi1 = arg1;
args.argi2 = arg2;
args.argi3 = arg3;
args.argi4 = arg4;
return mH.obtainMessage(what, 0, 0, args);
}
public Message obtainMessageIIIIII(int what, int arg1, int arg2,
int arg3, int arg4, int arg5, int arg6) {
SomeArgs args = SomeArgs.obtain();
args.argi1 = arg1;
args.argi2 = arg2;
args.argi3 = arg3;
args.argi4 = arg4;
args.argi5 = arg5;
args.argi6 = arg6;
return mH.obtainMessage(what, 0, 0, args);
}
public Message obtainMessageIIIIO(int what, int arg1, int arg2,
int arg3, int arg4, Object arg5) {
SomeArgs args = SomeArgs.obtain();
args.arg1 = arg5;
args.argi1 = arg1;
args.argi2 = arg2;
args.argi3 = arg3;
args.argi4 = arg4;
return mH.obtainMessage(what, 0, 0, args);
}
}
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