1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package com.android.launcher3.uioverrides; 17 18 import static com.android.launcher3.LauncherAnimUtils.ALL_APPS_TRANSITION_MS; 19 import static com.android.launcher3.anim.Interpolators.DEACCEL_2; 20 21 import com.android.launcher3.AbstractFloatingView; 22 import com.android.launcher3.Launcher; 23 import com.android.launcher3.LauncherState; 24 import com.android.launcher3.allapps.AllAppsContainerView; 25 import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType; 26 27 /** 28 * Definition for AllApps state 29 */ 30 public class AllAppsState extends LauncherState { 31 32 private static final int STATE_FLAGS = FLAG_DISABLE_ACCESSIBILITY; 33 34 private static final PageAlphaProvider PAGE_ALPHA_PROVIDER = new PageAlphaProvider(DEACCEL_2) { 35 @Override 36 public float getPageAlpha(int pageIndex) { 37 return 0; 38 } 39 }; 40 AllAppsState(int id)41 public AllAppsState(int id) { 42 super(id, ContainerType.ALLAPPS, ALL_APPS_TRANSITION_MS, STATE_FLAGS); 43 } 44 45 @Override onStateEnabled(Launcher launcher)46 public void onStateEnabled(Launcher launcher) { 47 AbstractFloatingView.closeAllOpenViews(launcher); 48 dispatchWindowStateChanged(launcher); 49 } 50 51 @Override getDescription(Launcher launcher)52 public String getDescription(Launcher launcher) { 53 AllAppsContainerView appsView = launcher.getAppsView(); 54 return appsView.getDescription(); 55 } 56 57 @Override getVerticalProgress(Launcher launcher)58 public float getVerticalProgress(Launcher launcher) { 59 return 0f; 60 } 61 62 @Override getWorkspaceScaleAndTranslation(Launcher launcher)63 public float[] getWorkspaceScaleAndTranslation(Launcher launcher) { 64 float[] scaleAndTranslation = LauncherState.OVERVIEW.getWorkspaceScaleAndTranslation( 65 launcher); 66 scaleAndTranslation[0] = 1; 67 return scaleAndTranslation; 68 } 69 70 @Override getWorkspacePageAlphaProvider(Launcher launcher)71 public PageAlphaProvider getWorkspacePageAlphaProvider(Launcher launcher) { 72 return PAGE_ALPHA_PROVIDER; 73 } 74 75 @Override getVisibleElements(Launcher launcher)76 public int getVisibleElements(Launcher launcher) { 77 return ALL_APPS_HEADER | ALL_APPS_HEADER_EXTRA | ALL_APPS_CONTENT; 78 } 79 80 @Override getOverviewScaleAndTranslationYFactor(Launcher launcher)81 public float[] getOverviewScaleAndTranslationYFactor(Launcher launcher) { 82 return new float[] {0.9f, -0.2f}; 83 } 84 85 @Override getHistoryForState(LauncherState previousState)86 public LauncherState getHistoryForState(LauncherState previousState) { 87 return previousState == OVERVIEW ? OVERVIEW : NORMAL; 88 } 89 } 90