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lawnchair/src/com/android/launcher3/LauncherState.java

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/*
* Copyright (C) 2017 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.launcher3;
import static android.view.View.IMPORTANT_FOR_ACCESSIBILITY_AUTO;
import static android.view.View.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS;
import static com.android.launcher3.LauncherAnimUtils.ALL_APPS_TRANSITION_MS;
import static com.android.launcher3.LauncherAnimUtils.OVERVIEW_TRANSITION_MS;
import static com.android.launcher3.LauncherAnimUtils.SPRING_LOADED_TRANSITION_MS;
import static com.android.launcher3.StateFlags.FLAG_DISABLE_ACCESSIBILITY;
import static com.android.launcher3.StateFlags.FLAG_HIDE_HOTSEAT;
import static com.android.launcher3.StateFlags.FLAG_MULTI_PAGE;
import static com.android.launcher3.StateFlags.FLAG_SHOW_SCRIM;
import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
interface StateFlags {
int FLAG_SHOW_SCRIM = 1 << 0;
int FLAG_MULTI_PAGE = 1 << 1;
int FLAG_HIDE_HOTSEAT = 1 << 2;
int FLAG_DISABLE_ACCESSIBILITY = 1 << 3;
}
/**
* Various states for launcher
*/
public enum LauncherState {
NORMAL (ContainerType.WORKSPACE, 0, 0),
ALL_APPS (ContainerType.ALLAPPS, ALL_APPS_TRANSITION_MS, FLAG_DISABLE_ACCESSIBILITY),
SPRING_LOADED (ContainerType.WORKSPACE, SPRING_LOADED_TRANSITION_MS,
FLAG_SHOW_SCRIM | FLAG_MULTI_PAGE | FLAG_DISABLE_ACCESSIBILITY),
OVERVIEW (ContainerType.OVERVIEW, OVERVIEW_TRANSITION_MS,
FLAG_SHOW_SCRIM | FLAG_MULTI_PAGE | FLAG_HIDE_HOTSEAT);
public final int containerType;
public final boolean hasMultipleVisiblePages;
public final int workspaceAccessibilityFlag;
// Properties related to state transition animation.
public final boolean hasScrim;
public final boolean hideHotseat;
public final int transitionDuration;
LauncherState(int containerType, int transitionDuration, int flags) {
this.containerType = containerType;
this.transitionDuration = transitionDuration;
this.hasScrim = (flags & FLAG_SHOW_SCRIM) != 0;
this.hasMultipleVisiblePages = (flags & FLAG_MULTI_PAGE) != 0;
this.hideHotseat = (flags & FLAG_HIDE_HOTSEAT) != 0;
this.workspaceAccessibilityFlag = (flags & FLAG_DISABLE_ACCESSIBILITY) != 0
? IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS
: IMPORTANT_FOR_ACCESSIBILITY_AUTO;
}
}