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/*
* Copyright (C) 2018 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.quickstep.views;
import static com.android.launcher3.userevent.nano.LauncherLogProto.Action.Touch.TAP;
import static com.android.launcher3.userevent.nano.LauncherLogProto.ControlType.CLEAR_ALL_BUTTON;
import android.content.Context;
import android.graphics.Rect;
import android.util.AttributeSet;
import android.util.FloatProperty;
import android.view.MotionEvent;
import android.view.View;
import com.android.launcher3.InsettableFrameLayout;
import com.android.launcher3.R;
import java.util.ArrayList;
public class RecentsViewContainer extends InsettableFrameLayout {
public static final FloatProperty<RecentsViewContainer> CONTENT_ALPHA =
new FloatProperty<RecentsViewContainer>("contentAlpha") {
@Override
public void setValue(RecentsViewContainer view, float v) {
view.setContentAlpha(v);
}
@Override
public Float get(RecentsViewContainer view) {
return view.mRecentsView.getContentAlpha();
}
};
private final Rect mTempRect = new Rect();
private RecentsView mRecentsView;
private ClearAllButton mClearAllButton;
public RecentsViewContainer(Context context, AttributeSet attrs) {
super(context, attrs);
}
@Override
protected void onFinishInflate() {
super.onFinishInflate();
mClearAllButton = findViewById(R.id.clear_all_button);
mClearAllButton.setOnClickListener((v) -> {
mRecentsView.mActivity.getUserEventDispatcher()
.logActionOnControl(TAP, CLEAR_ALL_BUTTON);
mRecentsView.dismissAllTasks();
});
mRecentsView = findViewById(R.id.overview_panel);
mClearAllButton.forceHasOverlappingRendering(false);
mRecentsView.setClearAllButton(mClearAllButton);
mClearAllButton.setRecentsView(mRecentsView);
if (mRecentsView.isRtl()) {
mClearAllButton.setNextFocusRightId(mRecentsView.getId());
mRecentsView.setNextFocusLeftId(mClearAllButton.getId());
} else {
mClearAllButton.setNextFocusLeftId(mRecentsView.getId());
mRecentsView.setNextFocusRightId(mClearAllButton.getId());
}
}
@Override
protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
super.onLayout(changed, left, top, right, bottom);
mRecentsView.getTaskSize(mTempRect);
mClearAllButton.setTranslationX(
(mRecentsView.isRtl() ? 1 : -1) *
(getResources().getDimension(R.dimen.clear_all_container_width)
- mClearAllButton.getMeasuredWidth()) / 2);
mClearAllButton.setTranslationY(
mTempRect.top + (mTempRect.height() - mClearAllButton.getMeasuredHeight()) / 2
- mClearAllButton.getTop());
}
@Override
public boolean onTouchEvent(MotionEvent ev) {
super.onTouchEvent(ev);
// Do not let touch escape to siblings below this view. This prevents scrolling of the
// workspace while in Recents.
return true;
}
public void setContentAlpha(float alpha) {
if (alpha == mRecentsView.getContentAlpha()) {
return;
}
mRecentsView.setContentAlpha(alpha);
setVisibility(alpha > 0 ? VISIBLE : GONE);
}
@Override
public void addFocusables(ArrayList<View> views, int direction, int focusableMode) {
if (mRecentsView.getChildCount() > 0) {
// Carousel is first in tab order.
views.add(mRecentsView);
views.add(mClearAllButton);
}
}
public boolean requestFocus(int direction, Rect previouslyFocusedRect) {
return mRecentsView.requestFocus(direction, previouslyFocusedRect) ||
super.requestFocus(direction, previouslyFocusedRect);
}
}
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