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/*
* Copyright (C) 2021 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.systemui.accessibility.floatingmenu;
import android.content.res.Resources;
import android.graphics.Rect;
import android.os.Bundle;
import android.view.View;
import androidx.annotation.NonNull;
import androidx.core.view.accessibility.AccessibilityNodeInfoCompat;
import androidx.recyclerview.widget.RecyclerViewAccessibilityDelegate;
import com.android.systemui.R;
import com.android.systemui.accessibility.floatingmenu.AccessibilityFloatingMenuView.ShapeType;
import java.lang.ref.WeakReference;
/**
* An accessibility item delegate for the individual items of the list view
* {@link AccessibilityFloatingMenuView}.
*/
final class ItemDelegateCompat extends RecyclerViewAccessibilityDelegate.ItemDelegate {
private final WeakReference<AccessibilityFloatingMenuView> mMenuViewRef;
ItemDelegateCompat(@NonNull RecyclerViewAccessibilityDelegate recyclerViewDelegate,
AccessibilityFloatingMenuView menuView) {
super(recyclerViewDelegate);
this.mMenuViewRef = new WeakReference<>(menuView);
}
@Override
public void onInitializeAccessibilityNodeInfo(View host, AccessibilityNodeInfoCompat info) {
super.onInitializeAccessibilityNodeInfo(host, info);
if (mMenuViewRef.get() == null) {
return;
}
final AccessibilityFloatingMenuView menuView = mMenuViewRef.get();
final Resources res = menuView.getResources();
final AccessibilityNodeInfoCompat.AccessibilityActionCompat moveTopLeft =
new AccessibilityNodeInfoCompat.AccessibilityActionCompat(R.id.action_move_top_left,
res.getString(
R.string.accessibility_floating_button_action_move_top_left));
info.addAction(moveTopLeft);
final AccessibilityNodeInfoCompat.AccessibilityActionCompat moveTopRight =
new AccessibilityNodeInfoCompat.AccessibilityActionCompat(
R.id.action_move_top_right,
res.getString(
R.string.accessibility_floating_button_action_move_top_right));
info.addAction(moveTopRight);
final AccessibilityNodeInfoCompat.AccessibilityActionCompat moveBottomLeft =
new AccessibilityNodeInfoCompat.AccessibilityActionCompat(
R.id.action_move_bottom_left,
res.getString(
R.string.accessibility_floating_button_action_move_bottom_left));
info.addAction(moveBottomLeft);
final AccessibilityNodeInfoCompat.AccessibilityActionCompat moveBottomRight =
new AccessibilityNodeInfoCompat.AccessibilityActionCompat(
R.id.action_move_bottom_right,
res.getString(
R.string.accessibility_floating_button_action_move_bottom_right));
info.addAction(moveBottomRight);
final int moveEdgeId = menuView.isOvalShape()
? R.id.action_move_to_edge_and_hide
: R.id.action_move_out_edge_and_show;
final int moveEdgeTextResId = menuView.isOvalShape()
? R.string.accessibility_floating_button_action_move_to_edge_and_hide_to_half
: R.string.accessibility_floating_button_action_move_out_edge_and_show;
final AccessibilityNodeInfoCompat.AccessibilityActionCompat moveToOrOutEdge =
new AccessibilityNodeInfoCompat.AccessibilityActionCompat(moveEdgeId,
res.getString(moveEdgeTextResId));
info.addAction(moveToOrOutEdge);
}
@Override
public boolean performAccessibilityAction(View host, int action, Bundle args) {
if (mMenuViewRef.get() == null) {
return super.performAccessibilityAction(host, action, args);
}
final AccessibilityFloatingMenuView menuView = mMenuViewRef.get();
menuView.fadeIn();
final Rect bounds = menuView.getAvailableBounds();
if (action == R.id.action_move_top_left) {
menuView.setShapeType(ShapeType.OVAL);
menuView.snapToLocation(bounds.left, bounds.top);
return true;
}
if (action == R.id.action_move_top_right) {
menuView.setShapeType(ShapeType.OVAL);
menuView.snapToLocation(bounds.right, bounds.top);
return true;
}
if (action == R.id.action_move_bottom_left) {
menuView.setShapeType(ShapeType.OVAL);
menuView.snapToLocation(bounds.left, bounds.bottom);
return true;
}
if (action == R.id.action_move_bottom_right) {
menuView.setShapeType(ShapeType.OVAL);
menuView.snapToLocation(bounds.right, bounds.bottom);
return true;
}
if (action == R.id.action_move_to_edge_and_hide) {
menuView.setShapeType(ShapeType.HALF_OVAL);
return true;
}
if (action == R.id.action_move_out_edge_and_show) {
menuView.setShapeType(ShapeType.OVAL);
return true;
}
return super.performAccessibilityAction(host, action, args);
}
}
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