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/*
* Copyright (C) 2007 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.commands.input;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.os.SystemClock;
import android.util.Log;
import android.view.IWindowManager;
import android.view.KeyCharacterMap;
import android.view.KeyEvent;
/**
* Command that sends key events to the device, either by their keycode, or by
* desired character output.
*/
public class Input {
/**
* Command-line entry point.
*
* @param args The command-line arguments
*/
public static void main(String[] args) {
(new Input()).run(args);
}
private void run(String[] args) {
if (args.length < 1) {
showUsage();
return;
}
String command = args[0];
if (command.equals("text")) {
sendText(args[1]);
} else if (command.equals("keyevent")) {
sendKeyEvent(args[1]);
} else if (command.equals("motionevent")) {
System.err.println("Error: motionevent not yet supported.");
return;
}
else {
System.err.println("Error: Unknown command: " + command);
showUsage();
return;
}
}
/**
* Convert the characters of string text into key event's and send to
* device.
*
* @param text is a string of characters you want to input to the device.
*/
private void sendText(String text) {
StringBuffer buff = new StringBuffer(text);
boolean escapeFlag = false;
for (int i=0; i<buff.length(); i++) {
if (escapeFlag) {
escapeFlag = false;
if (buff.charAt(i) == 's') {
buff.setCharAt(i, ' ');
buff.deleteCharAt(--i);
}
}
if (buff.charAt(i) == '%') {
escapeFlag = true;
}
}
char[] chars = buff.toString().toCharArray();
KeyCharacterMap mKeyCharacterMap = KeyCharacterMap.
load(KeyCharacterMap.BUILT_IN_KEYBOARD);
KeyEvent[] events = mKeyCharacterMap.getEvents(chars);
for(int i = 0; i < events.length; i++) {
KeyEvent event = events[i];
Log.i("SendKeyEvent", Integer.toString(event.getKeyCode()));
try {
(IWindowManager.Stub
.asInterface(ServiceManager.getService("window")))
.injectKeyEvent(event, true);
} catch (RemoteException e) {
Log.i("Input", "DeadOjbectException");
}
}
}
/**
* Send a single key event.
*
* @param event is a string representing the keycode of the key event you
* want to execute.
*/
private void sendKeyEvent(String event) {
int eventCode = Integer.parseInt(event);
long now = SystemClock.uptimeMillis();
Log.i("SendKeyEvent", event);
try {
KeyEvent down = new KeyEvent(now, now, KeyEvent.ACTION_DOWN, eventCode, 0);
KeyEvent up = new KeyEvent(now, now, KeyEvent.ACTION_UP, eventCode, 0);
(IWindowManager.Stub
.asInterface(ServiceManager.getService("window")))
.injectKeyEvent(down, true);
(IWindowManager.Stub
.asInterface(ServiceManager.getService("window")))
.injectKeyEvent(up, true);
} catch (RemoteException e) {
Log.i("Input", "DeadOjbectException");
}
}
private void sendMotionEvent(long downTime, int action, float x, float y,
float pressure, float size) {
}
private void showUsage() {
System.err.println("usage: input [text|keyevent]");
System.err.println(" input text <string>");
System.err.println(" input keyevent <event_code>");
}
}
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