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/*
* Copyright (C) 2019 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.launcher3.views;
import android.content.Context;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import com.android.launcher3.AbstractFloatingView;
/**
* An invisible AbstractFloatingView that can run a callback when it is being closed.
*/
public class ListenerView extends AbstractFloatingView {
public Runnable mCloseListener;
public ListenerView(Context context, AttributeSet attrs) {
super(context, attrs);
setVisibility(View.GONE);
}
public void setListener(Runnable listener) {
mCloseListener = listener;
}
@Override
protected void onAttachedToWindow() {
super.onAttachedToWindow();
mIsOpen = true;
}
@Override
protected void onDetachedFromWindow() {
super.onDetachedFromWindow();
mIsOpen = false;
}
@Override
protected void handleClose(boolean animate) {
if (mIsOpen) {
if (mCloseListener != null) {
mCloseListener.run();
} else {
if (getParent() instanceof ViewGroup) {
((ViewGroup) getParent()).removeView(this);
}
}
}
mIsOpen = false;
}
@Override
public void logActionCommand(int command) {
// Users do not interact with FloatingIconView, so there is nothing to log here.
}
@Override
protected boolean isOfType(int type) {
return (type & TYPE_LISTENER) != 0;
}
@Override
public boolean onControllerInterceptTouchEvent(MotionEvent ev) {
if (ev.getAction() == MotionEvent.ACTION_DOWN) {
handleClose(false);
}
// We want other views to be able to intercept the touch so we return false here.
return false;
}
}
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