mirror of
https://github.com/LawnchairLauncher/lawnchair.git
synced 2026-02-27 23:36:47 +00:00
79 lines
3.1 KiB
Java
79 lines
3.1 KiB
Java
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/*
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* Copyright (C) 2017 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 com.android.launcher3.states;
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import static com.android.launcher3.LauncherAnimUtils.OVERVIEW_TRANSITION_MS;
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import static com.android.launcher3.Utilities.isAccessibilityEnabled;
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import android.graphics.Rect;
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import android.view.accessibility.AccessibilityNodeInfo;
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import com.android.launcher3.DeviceProfile;
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import com.android.launcher3.Launcher;
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import com.android.launcher3.LauncherState;
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import com.android.launcher3.Workspace;
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import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
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/**
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* Definition for overview state
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*/
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public class OverviewState extends LauncherState {
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// The percent to shrink the workspace during overview mode
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public static final float SCALE_FACTOR = 0.7f;
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private static final int STATE_FLAGS = FLAG_SHOW_SCRIM | FLAG_MULTI_PAGE | FLAG_HIDE_HOTSEAT |
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FLAG_DO_NOT_RESTORE;
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public OverviewState(int id) {
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super(id, ContainerType.WORKSPACE, OVERVIEW_TRANSITION_MS, STATE_FLAGS);
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}
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@Override
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public float[] getWorkspaceScaleAndTranslation(Launcher launcher) {
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DeviceProfile grid = launcher.getDeviceProfile();
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Workspace ws = launcher.getWorkspace();
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Rect insets = launcher.getDragLayer().getInsets();
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int overviewButtonBarHeight = grid.getOverviewModeButtonBarHeight();
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int scaledHeight = (int) (SCALE_FACTOR * ws.getNormalChildHeight());
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Rect workspacePadding = grid.getWorkspacePadding(null);
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int workspaceTop = insets.top + workspacePadding.top;
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int workspaceBottom = ws.getViewportHeight() - insets.bottom - workspacePadding.bottom;
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int overviewTop = insets.top;
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int overviewBottom = ws.getViewportHeight() - insets.bottom - overviewButtonBarHeight;
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int workspaceOffsetTopEdge =
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workspaceTop + ((workspaceBottom - workspaceTop) - scaledHeight) / 2;
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int overviewOffsetTopEdge = overviewTop + (overviewBottom - overviewTop - scaledHeight) / 2;
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return new float[] {SCALE_FACTOR, -workspaceOffsetTopEdge + overviewOffsetTopEdge };
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}
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@Override
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public void onStateEnabled(Launcher launcher) {
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launcher.getWorkspace().setPageRearrangeEnabled(true);
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if (isAccessibilityEnabled(launcher)) {
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launcher.getOverviewPanel().getChildAt(0).performAccessibilityAction(
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AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS, null);
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}
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}
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@Override
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public void onStateDisabled(Launcher launcher) {
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launcher.getWorkspace().setPageRearrangeEnabled(false);
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}
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}
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