108 lines
4.2 KiB
Java
108 lines
4.2 KiB
Java
/*
|
|
* 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.quickstep.views;
|
|
|
|
import static android.content.res.Configuration.ORIENTATION_PORTRAIT;
|
|
import static android.view.View.MeasureSpec.makeMeasureSpec;
|
|
|
|
import android.content.Context;
|
|
import android.graphics.Rect;
|
|
import android.util.AttributeSet;
|
|
import android.view.Gravity;
|
|
import android.view.View;
|
|
import android.view.ViewGroup;
|
|
|
|
import com.aoleyun.os.R;
|
|
|
|
/**
|
|
* Square view that holds thumbnail and icon and shrinks them appropriately so that both fit nicely
|
|
* within the view. Side length is determined by height.
|
|
*/
|
|
final class TaskThumbnailIconView extends ViewGroup {
|
|
private final Rect mTmpFrameRect = new Rect();
|
|
private final Rect mTmpChildRect = new Rect();
|
|
private View mThumbnailView;
|
|
private View mIconView;
|
|
private static final float SUBITEM_FRAME_RATIO = .6f;
|
|
|
|
public TaskThumbnailIconView(Context context, AttributeSet attrs) {
|
|
super(context, attrs);
|
|
}
|
|
|
|
@Override
|
|
protected void onFinishInflate() {
|
|
super.onFinishInflate();
|
|
mThumbnailView = findViewById(R.id.task_thumbnail);
|
|
mIconView = findViewById(R.id.task_icon);
|
|
}
|
|
|
|
@Override
|
|
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
|
|
int height = getDefaultSize(getSuggestedMinimumHeight(), heightMeasureSpec);
|
|
int width = height;
|
|
setMeasuredDimension(width, height);
|
|
|
|
int subItemSize = (int) (SUBITEM_FRAME_RATIO * height);
|
|
if (mThumbnailView.getVisibility() != GONE) {
|
|
boolean isPortrait =
|
|
(getResources().getConfiguration().orientation == ORIENTATION_PORTRAIT);
|
|
int thumbnailHeightSpec =
|
|
makeMeasureSpec(isPortrait ? height : subItemSize, MeasureSpec.EXACTLY);
|
|
int thumbnailWidthSpec =
|
|
makeMeasureSpec(isPortrait ? subItemSize : width, MeasureSpec.EXACTLY);
|
|
measureChild(mThumbnailView, thumbnailWidthSpec, thumbnailHeightSpec);
|
|
}
|
|
if (mIconView.getVisibility() != GONE) {
|
|
int iconHeightSpec = makeMeasureSpec(subItemSize, MeasureSpec.EXACTLY);
|
|
int iconWidthSpec = makeMeasureSpec(subItemSize, MeasureSpec.EXACTLY);
|
|
measureChild(mIconView, iconWidthSpec, iconHeightSpec);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
|
|
mTmpFrameRect.left = getPaddingLeft();
|
|
mTmpFrameRect.right = right - left - getPaddingRight();
|
|
mTmpFrameRect.top = getPaddingTop();
|
|
mTmpFrameRect.bottom = bottom - top - getPaddingBottom();
|
|
|
|
// Layout the thumbnail to the top-start corner of the view
|
|
if (mThumbnailView.getVisibility() != GONE) {
|
|
final int width = mThumbnailView.getMeasuredWidth();
|
|
final int height = mThumbnailView.getMeasuredHeight();
|
|
|
|
final int thumbnailGravity = Gravity.TOP | Gravity.START;
|
|
Gravity.apply(thumbnailGravity, width, height, mTmpFrameRect, mTmpChildRect);
|
|
|
|
mThumbnailView.layout(mTmpChildRect.left, mTmpChildRect.top,
|
|
mTmpChildRect.right, mTmpChildRect.bottom);
|
|
}
|
|
|
|
// Layout the icon to the bottom-end corner of the view
|
|
if (mIconView.getVisibility() != GONE) {
|
|
final int width = mIconView.getMeasuredWidth();
|
|
final int height = mIconView.getMeasuredHeight();
|
|
|
|
int thumbnailGravity = Gravity.BOTTOM | Gravity.END;
|
|
Gravity.apply(thumbnailGravity, width, height, mTmpFrameRect, mTmpChildRect);
|
|
|
|
mIconView.layout(mTmpChildRect.left, mTmpChildRect.top,
|
|
mTmpChildRect.right, mTmpChildRect.bottom);
|
|
}
|
|
}
|
|
}
|