Android Instrumentation 模拟点击、拖拽、发送keycode、焦点异常丢失。
Instrumentation模拟点击，拖拽，向系统发送keycode。
需要注意的几点：
Android系统坐标系，X轴正方向为右，Y轴正方向为下（与数学坐标系相反)
所有事件在发送时均需要在Thread中执行，否则会报异常。
模拟输入法种特殊符号时，需要带上shift，同正常键盘操作。
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| public void simulateClick() {
final float clickX = mPositionX + mHalfScreenWidth;
final float clickY = mPositionY + mHalfScreenHeight;
long downTime = SystemClock.uptimeMillis();
inst.sendPointerSync(MotionEvent.obtain(downTime, downTime + 100, MotionEvent.ACTION_DOWN, clickX, clickY, 0));
inst.sendPointerSync(MotionEvent.obtain(downTime, downTime + 100, MotionEvent.ACTION_UP, clickX, clickY, 0));
}
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| public void simulateTouch(int event, float x, float y) {
mPositionX += x;
mPositionY += y;
if (mPositionX > mHalfScreenWidth) {
mPositionX = mHalfScreenWidth;
} else if (mPositionX < (-mHalfScreenWidth)) {
mPositionX = -mHalfScreenWidth;
}
if (mPositionY > mHalfScreenHeight) {
mPositionY = mHalfScreenHeight;
} else if (mPositionY < (-mHalfScreenHeight)) {
mPositionY = -mHalfScreenHeight;
}
float moveX = mPositionX + mHalfScreenWidth;
float moveY = mPositionY + mHalfScreenHeight;
long downTime = SystemClock.uptimeMillis();
MotionEvent motionEvent = MotionEvent.obtain(downTime, downTime + 100, event, moveX, moveY, 0);
try {
inst.sendPointerSync(motionEvent);
} catch (Exception e) {
e.printStackTrace();
Log.e(TAG, "Exception = " + e);
}
}
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| private static boolean simulateKeystroke(int KeyCode) {
try {
Instrumentation inst = new Instrumentation();
if (shift) {
inst.sendKeySync(new KeyEvent(0, 0, KeyEvent.ACTION_DOWN, KeyCode, 0, KeyEvent.META_SHIFT_ON));
inst.sendKeySync(new KeyEvent(0, 0, KeyEvent.ACTION_UP, KeyCode, 0, KeyEvent.META_SHIFT_ON));
// shift = false;
} else {
inst.sendKeyDownUpSync(KeyCode);
}
return true;
} catch (Exception e) {
// TODO: handle exception
return false;
}
}
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Android 设备启动后，会默认为Touch模式。如果你做过Android TV开发，发现开机后launcher的焦点丢失，或者有异常情况。请参考如下代码。
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| Instrumentation instrumentation = new Instrumentation();
instrumentation.setInTouchMode(false);
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Android Instrumentation源码分析（附Activity启动流程）
移动测试基础 Android Instrumentation 框架简单说明
