105 lines
3.4 KiB
Java
105 lines
3.4 KiB
Java
/*
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* Copyright (C) 2022 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 android.window;
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import android.annotation.IntDef;
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/**
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* Holds constants related to task managements but not suitable in {@code TaskOrganizer}.
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* @hide
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*/
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public class TaskConstants {
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/**
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* Sizes of a z-order region assigned to child layers of task layers. Components are allowed to
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* use all values in [assigned value, assigned value + region size).
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* @hide
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*/
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public static final int TASK_CHILD_LAYER_REGION_SIZE = 10000;
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/**
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* Indicates system responding to task drag resizing while app content isn't updated.
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* @hide
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*/
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public static final int TASK_CHILD_LAYER_TASK_BACKGROUND = -3 * TASK_CHILD_LAYER_REGION_SIZE;
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/**
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* Provides solid color letterbox background or blur effect and dimming for the wallpaper
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* letterbox background. It also listens to touches for double tap gesture for repositioning
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* letterbox.
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* @hide
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*/
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public static final int TASK_CHILD_LAYER_LETTERBOX_BACKGROUND =
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-2 * TASK_CHILD_LAYER_REGION_SIZE;
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/**
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* Compat UI components: reachability education, size compat restart
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* button, letterbox education, restart dialog.
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* @hide
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*/
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public static final int TASK_CHILD_LAYER_COMPAT_UI = TASK_CHILD_LAYER_REGION_SIZE;
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/**
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* Captions, window frames and resize handlers around task windows.
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* @hide
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*/
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public static final int TASK_CHILD_LAYER_WINDOW_DECORATIONS = 2 * TASK_CHILD_LAYER_REGION_SIZE;
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/**
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* Overlays the task when going into PIP w/ gesture navigation.
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* @hide
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*/
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public static final int TASK_CHILD_LAYER_RECENTS_ANIMATION_PIP_OVERLAY =
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3 * TASK_CHILD_LAYER_REGION_SIZE;
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/**
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* Allows other apps to add overlays on the task (i.e. game dashboard)
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* @hide
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*/
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public static final int TASK_CHILD_LAYER_TASK_OVERLAY = 4 * TASK_CHILD_LAYER_REGION_SIZE;
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/**
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* Veil to cover task surface and other window decorations during resizes.
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* @hide
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*/
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public static final int TASK_CHILD_LAYER_RESIZE_VEIL = 6 * TASK_CHILD_LAYER_REGION_SIZE;
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/**
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* Floating menus belonging to a task (e.g. maximize menu).
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* @hide
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*/
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public static final int TASK_CHILD_LAYER_FLOATING_MENU = 7 * TASK_CHILD_LAYER_REGION_SIZE;
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/**
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* Z-orders of task child layers other than activities, task fragments and layers interleaved
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* with them, e.g. IME windows. [-10000, 10000) is reserved for these layers.
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* @hide
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*/
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@IntDef({
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TASK_CHILD_LAYER_TASK_BACKGROUND,
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TASK_CHILD_LAYER_LETTERBOX_BACKGROUND,
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TASK_CHILD_LAYER_COMPAT_UI,
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TASK_CHILD_LAYER_WINDOW_DECORATIONS,
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TASK_CHILD_LAYER_RECENTS_ANIMATION_PIP_OVERLAY,
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TASK_CHILD_LAYER_TASK_OVERLAY,
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TASK_CHILD_LAYER_RESIZE_VEIL
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})
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public @interface TaskChildLayer {}
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}
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