如何在Android中检测对话框内按钮上的手势
我曾尝试扩展如何在Android中检测对话框内按钮上的手势,android,android-dialog,touch-event,gesturedetector,onfling,Android,Android Dialog,Touch Event,Gesturedetector,Onfling,我曾尝试扩展手势检测器。SimpleOnGestureListener类用于检测对话框上的手势,它对我有效,但它不检测单键点击、按下、滚动等。对话框中任何按钮、复选框、单选按钮上的事件,它只在触摸对话框内的白色区域时检测这些事件。有人知道如何在对话框中检测各种按钮和其他控件上的手势吗 以下是我的对话框和手势侦听器的代码片段: public class SimpleDialog extends Dialog { private GestureDetector gestureDetecto
手势检测器。SimpleOnGestureListener
类用于检测对话框上的手势,它对我有效,但它不检测单键点击、按下、滚动等。对话框中任何按钮、复选框、单选按钮上的事件,它只在触摸对话框内的白色区域时检测这些事件。有人知道如何在对话框中检测各种按钮和其他控件上的手势吗
以下是我的对话框和手势侦听器的代码片段:
public class SimpleDialog extends Dialog {
private GestureDetector gestureDetector;
public SimpleDialog(Context context) {
super(context);
gestureDetector = new GestureDetector(context, new MyGestureDetector());
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.dialog_simple);
}
@Override
public boolean onTouchEvent(MotionEvent event) {
return gestureDetector.onTouchEvent(event);
}
private class MyGestureDetector extends GestureDetector.SimpleOnGestureListener {
@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
System.out.println( "touch event onFling()");
return false;
}
MyGestureDetector() {
super();
}
@Override
public boolean onSingleTapUp(MotionEvent e) {
System.out.print("touch event onSingleTapUp()");
return super.onSingleTapUp(e);
}
@Override
public void onLongPress(MotionEvent e) {
super.onLongPress(e);
}
@Override
public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {
System.out.println("touch event onScroll()");
return super.onScroll(e1, e2, distanceX, distanceY);
}
@Override
public void onShowPress(MotionEvent e) {
super.onShowPress(e);
}
@Override
public boolean onDown(MotionEvent e) {
System.out.println("touch event onDown()");
return true;
}
@Override
public boolean onDoubleTap(MotionEvent e) {
return super.onDoubleTap(e);
}
@Override
public boolean onDoubleTapEvent(MotionEvent e) {
return super.onDoubleTapEvent(e);
}
@Override
public boolean onSingleTapConfirmed(MotionEvent e) {
return super.onSingleTapConfirmed(e);
}
@Override
public boolean onContextClick(MotionEvent e) {
return super.onContextClick(e);
}
}
}
这篇帖子可能会有帮助:@SagarDas我已经试过了,但没有用。