如何使用setOnClickListener android检测特定布局的单击和双击 [英] How to detect single and double tap for specific layout using setOnClickListener android
本文介绍了如何使用setOnClickListener android检测特定布局的单击和双击的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我在recyclerview中使用滑动布局.我也想对我的列表项布局实施单击和双击.如果我使用触摸监听器,则刷卡将不起作用.因此,我想使用setOnClickListener来检测布局的单击和双击.请给我建议一个检测单击和双击布局的想法.
Hi I'm using swipe layout in my recyclerview. Also I want to implement single and double tap for my list item layout. If i use touch listener my swipe will not work. So i want to detect single and double click of an layout using setOnClickListener. Please suggest me an idea to detect single and double tap for a layout.
推荐答案
我发现使用onSingleTapConfirmed可以单点和双击都适用于单视图的解决方案,如下所示,
Hi I found a solution both single tap and double tap will work for single view using onSingleTapConfirmed like below,
public class OnSwipeTouchListener implements View.OnTouchListener {
private GestureDetector gestureDetector;
public OnSwipeTouchListener(Context c) {
gestureDetector = new GestureDetector(c, new GestureListener());
}
public boolean onTouch(final View view, final MotionEvent motionEvent) {
return gestureDetector.onTouchEvent(motionEvent);
}
private final class GestureListener extends GestureDetector.SimpleOnGestureListener {
private static final int SWIPE_THRESHOLD = 100;
private static final int SWIPE_VELOCITY_THRESHOLD = 100;
@Override
public boolean onDown(MotionEvent e) {
return true;
}
@Override
public boolean onSingleTapUp(MotionEvent e) {
return super.onSingleTapUp(e);
}
@Override
public boolean onSingleTapConfirmed(MotionEvent e) {
onClick();
return super.onSingleTapConfirmed(e);
}
@Override
public boolean onDoubleTap(MotionEvent e) {
onDoubleClick();
return super.onDoubleTap(e);
}
@Override
public void onLongPress(MotionEvent e) {
onLongClick();
super.onLongPress(e);
}
// Determines the fling velocity and then fires the appropriate swipe event accordingly
@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
boolean result = false;
try {
float diffY = e2.getY() - e1.getY();
float diffX = e2.getX() - e1.getX();
if (Math.abs(diffX) > Math.abs(diffY)) {
if (Math.abs(diffX) > SWIPE_THRESHOLD && Math.abs(velocityX) > SWIPE_VELOCITY_THRESHOLD) {
if (diffX > 0) {
onSwipeRight();
} else {
onSwipeLeft();
}
}
} else {
if (Math.abs(diffY) > SWIPE_THRESHOLD && Math.abs(velocityY) > SWIPE_VELOCITY_THRESHOLD) {
if (diffY > 0) {
onSwipeDown();
} else {
onSwipeUp();
}
}
}
} catch (Exception exception) {
exception.printStackTrace();
}
return result;
}
}
public void onSwipeRight() {
}
public void onSwipeLeft() {
}
public void onSwipeUp() {
}
public void onSwipeDown() {
}
public void onClick() {
}
public void onDoubleClick() {
}
public void onLongClick() {
}}
然后按如下所示实现此类,
then implement this class like below,
btn.setOnTouchListener(new OnSwipeTouchListener(adapter.getContext()) {
@Override
public void onClick() {
super.onClick();
AlertUtils.showToast(adapter.getContext(),"single tap");
// your on click here
}
@Override
public void onDoubleClick() {
super.onDoubleClick();
// your on onDoubleClick here
}
@Override
public void onLongClick() {
super.onLongClick();
// your on onLongClick here
}
@Override
public void onSwipeUp() {
super.onSwipeUp();
// your swipe up here
}
@Override
public void onSwipeDown() {
super.onSwipeDown();
// your swipe down here.
}
@Override
public void onSwipeLeft() {
super.onSwipeLeft();
// your swipe left here.
}
@Override
public void onSwipeRight() {
super.onSwipeRight();
// your swipe right here.
}
});
快乐的编码.
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