/*
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.launcher3.views;
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import android.content.Context;
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import android.util.AttributeSet;
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import android.view.MotionEvent;
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import android.view.View;
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import android.view.ViewGroup;
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import com.android.launcher3.AbstractFloatingView;
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/**
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* An invisible AbstractFloatingView that can run a callback when it is being closed.
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*/
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public class ListenerView extends AbstractFloatingView {
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public Runnable mCloseListener;
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public ListenerView(Context context, AttributeSet attrs) {
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super(context, attrs);
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setVisibility(View.GONE);
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}
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public void setListener(Runnable listener) {
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mCloseListener = listener;
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}
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@Override
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protected void onAttachedToWindow() {
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super.onAttachedToWindow();
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mIsOpen = true;
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}
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@Override
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protected void onDetachedFromWindow() {
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super.onDetachedFromWindow();
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mIsOpen = false;
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}
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@Override
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protected void handleClose(boolean animate) {
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if (mIsOpen) {
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if (mCloseListener != null) {
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mCloseListener.run();
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} else {
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if (getParent() instanceof ViewGroup) {
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((ViewGroup) getParent()).removeView(this);
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}
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}
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}
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mIsOpen = false;
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}
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@Override
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public void logActionCommand(int command) {
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// Users do not interact with FloatingIconView, so there is nothing to log here.
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}
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@Override
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protected boolean isOfType(int type) {
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return (type & TYPE_LISTENER) != 0;
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}
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@Override
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public boolean onControllerInterceptTouchEvent(MotionEvent ev) {
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if (ev.getAction() == MotionEvent.ACTION_DOWN) {
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handleClose(false);
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}
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// We want other views to be able to intercept the touch so we return false here.
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return false;
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}
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}
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