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/*
* Copyright (C) 2020 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.statusbar;
/**
* Common interface for a UI element controlled by
* {@link com.android.systemui.statusbar.phone.AutoHideController}. These UI elements automatically
* hidden by {@link com.android.systemui.statusbar.phone.AutoHideController} when in some transient
* state.
*/
public interface AutoHideUiElement {
/**
* Ensures that the {@link AutoHideUiElement} reflects the current expected state. This
* method will be posted as a {@link Runnable} in the main thread.
*/
void synchronizeState();
/**
* The {@link com.android.systemui.statusbar.phone.AutoHideController} is responsible for
* automatically hiding ui elements that are only shown transiently. This method determines
* whether a manual touch should also hide the ui elements that are temporarily visible.
*
* Note that all {@link AutoHideUiElement} instances should return true for a manual touch to
* trigger {@link #hide()} on the ui elements.
*/
default boolean shouldHideOnTouch() {
return true;
}
/** Returns true if the {@link AutoHideUiElement} is visible. */
boolean isVisible();
/**
* Called to hide the {@link AutoHideUiElement} through the
* {@link com.android.systemui.statusbar.phone.AutoHideController}.
*/
void hide();
}
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