| /* |
| * Copyright (C) 2014 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.recents; |
| |
| import android.app.ActivityManager; |
| import android.content.Context; |
| import android.content.res.Configuration; |
| import android.content.res.Resources; |
| import android.graphics.Rect; |
| import android.provider.Settings; |
| import android.util.DisplayMetrics; |
| import android.view.animation.AnimationUtils; |
| import android.view.animation.Interpolator; |
| |
| import com.android.systemui.Prefs; |
| import com.android.systemui.R; |
| import com.android.systemui.recents.misc.Console; |
| import com.android.systemui.recents.misc.SystemServicesProxy; |
| |
| |
| /** A static Recents configuration for the current context |
| * NOTE: We should not hold any references to a Context from a static instance */ |
| public class RecentsConfiguration { |
| static RecentsConfiguration sInstance; |
| static int sPrevConfigurationHashCode; |
| |
| /** Levels of svelte in increasing severity/austerity. */ |
| // No svelting. |
| public static final int SVELTE_NONE = 0; |
| // Limit thumbnail cache to number of visible thumbnails when Recents was loaded, disable |
| // caching thumbnails as you scroll. |
| public static final int SVELTE_LIMIT_CACHE = 1; |
| // Disable the thumbnail cache, load thumbnails asynchronously when the activity loads and |
| // evict all thumbnails when hidden. |
| public static final int SVELTE_DISABLE_CACHE = 2; |
| // Disable all thumbnail loading. |
| public static final int SVELTE_DISABLE_LOADING = 3; |
| |
| /** Interpolators */ |
| public Interpolator fastOutSlowInInterpolator; |
| public Interpolator fastOutLinearInInterpolator; |
| public Interpolator linearOutSlowInInterpolator; |
| public Interpolator quintOutInterpolator; |
| |
| /** Filtering */ |
| public int filteringCurrentViewsAnimDuration; |
| public int filteringNewViewsAnimDuration; |
| |
| /** Insets */ |
| public Rect systemInsets = new Rect(); |
| public Rect displayRect = new Rect(); |
| |
| /** Layout */ |
| boolean isLandscape; |
| boolean hasTransposedSearchBar; |
| boolean hasTransposedNavBar; |
| |
| /** Loading */ |
| public int maxNumTasksToLoad; |
| |
| /** Search bar */ |
| public int searchBarSpaceHeightPx; |
| |
| /** Task stack */ |
| public int taskStackScrollDuration; |
| public int taskStackMaxDim; |
| public int taskStackTopPaddingPx; |
| public int dismissAllButtonSizePx; |
| public float taskStackWidthPaddingPct; |
| public float taskStackOverscrollPct; |
| |
| /** Transitions */ |
| public int transitionEnterFromAppDelay; |
| public int transitionEnterFromHomeDelay; |
| |
| /** Task view animation and styles */ |
| public int taskViewEnterFromAppDuration; |
| public int taskViewEnterFromHomeDuration; |
| public int taskViewEnterFromHomeStaggerDelay; |
| public int taskViewExitToAppDuration; |
| public int taskViewExitToHomeDuration; |
| public int taskViewRemoveAnimDuration; |
| public int taskViewRemoveAnimTranslationXPx; |
| public int taskViewTranslationZMinPx; |
| public int taskViewTranslationZMaxPx; |
| public int taskViewRoundedCornerRadiusPx; |
| public int taskViewHighlightPx; |
| public int taskViewAffiliateGroupEnterOffsetPx; |
| public float taskViewThumbnailAlpha; |
| |
| /** Task bar colors */ |
| public int taskBarViewDefaultBackgroundColor; |
| public int taskBarViewLightTextColor; |
| public int taskBarViewDarkTextColor; |
| public int taskBarViewHighlightColor; |
| public float taskBarViewAffiliationColorMinAlpha; |
| |
| /** Task bar size & animations */ |
| public int taskBarHeight; |
| public int taskBarDismissDozeDelaySeconds; |
| |
| /** Nav bar scrim */ |
| public int navBarScrimEnterDuration; |
| |
| /** Launch states */ |
| public boolean launchedWithAltTab; |
| public boolean launchedWithNoRecentTasks; |
| public boolean launchedFromAppWithThumbnail; |
| public boolean launchedFromHome; |
| public boolean launchedFromSearchHome; |
| public boolean launchedReuseTaskStackViews; |
| public boolean launchedHasConfigurationChanged; |
| public int launchedToTaskId; |
| public int launchedNumVisibleTasks; |
| public int launchedNumVisibleThumbnails; |
| |
| /** Misc **/ |
| public boolean useHardwareLayers; |
| public int altTabKeyDelay; |
| public boolean fakeShadows; |
| |
| /** Dev options and global settings */ |
| public boolean multiStackEnabled; |
| public boolean lockToAppEnabled; |
| public boolean developerOptionsEnabled; |
| public boolean debugModeEnabled; |
| public int svelteLevel; |
| |
| /** Private constructor */ |
| private RecentsConfiguration(Context context) { |
| // Properties that don't have to be reloaded with each configuration change can be loaded |
| // here. |
| |
| // Interpolators |
| fastOutSlowInInterpolator = AnimationUtils.loadInterpolator(context, |
| com.android.internal.R.interpolator.fast_out_slow_in); |
| fastOutLinearInInterpolator = AnimationUtils.loadInterpolator(context, |
| com.android.internal.R.interpolator.fast_out_linear_in); |
| linearOutSlowInInterpolator = AnimationUtils.loadInterpolator(context, |
| com.android.internal.R.interpolator.linear_out_slow_in); |
| quintOutInterpolator = AnimationUtils.loadInterpolator(context, |
| com.android.internal.R.interpolator.decelerate_quint); |
| } |
| |
| /** Updates the configuration to the current context */ |
| public static RecentsConfiguration reinitialize(Context context, SystemServicesProxy ssp) { |
| if (sInstance == null) { |
| sInstance = new RecentsConfiguration(context); |
| } |
| int configHashCode = context.getResources().getConfiguration().hashCode(); |
| if (sPrevConfigurationHashCode != configHashCode) { |
| sInstance.update(context); |
| sPrevConfigurationHashCode = configHashCode; |
| } |
| sInstance.updateOnReinitialize(context, ssp); |
| return sInstance; |
| } |
| |
| /** Returns the current recents configuration */ |
| public static RecentsConfiguration getInstance() { |
| return sInstance; |
| } |
| |
| /** Updates the state, given the specified context */ |
| void update(Context context) { |
| Resources res = context.getResources(); |
| DisplayMetrics dm = res.getDisplayMetrics(); |
| |
| // Debug mode |
| debugModeEnabled = Prefs.getBoolean(context, Prefs.Key.DEBUG_MODE_ENABLED, |
| false /* defaultValue */); |
| if (debugModeEnabled) { |
| Console.Enabled = true; |
| } |
| |
| // Layout |
| isLandscape = res.getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE; |
| hasTransposedSearchBar = res.getBoolean(R.bool.recents_has_transposed_search_bar); |
| hasTransposedNavBar = res.getBoolean(R.bool.recents_has_transposed_nav_bar); |
| |
| // Insets |
| displayRect.set(0, 0, dm.widthPixels, dm.heightPixels); |
| |
| // Filtering |
| filteringCurrentViewsAnimDuration = |
| res.getInteger(R.integer.recents_filter_animate_current_views_duration); |
| filteringNewViewsAnimDuration = |
| res.getInteger(R.integer.recents_filter_animate_new_views_duration); |
| |
| // Loading |
| maxNumTasksToLoad = ActivityManager.getMaxRecentTasksStatic(); |
| |
| // Search Bar |
| searchBarSpaceHeightPx = res.getDimensionPixelSize(R.dimen.recents_search_bar_space_height); |
| |
| // Task stack |
| taskStackScrollDuration = |
| res.getInteger(R.integer.recents_animate_task_stack_scroll_duration); |
| taskStackWidthPaddingPct = res.getFloat(R.dimen.recents_stack_width_padding_percentage); |
| taskStackOverscrollPct = res.getFloat(R.dimen.recents_stack_overscroll_percentage); |
| taskStackMaxDim = res.getInteger(R.integer.recents_max_task_stack_view_dim); |
| taskStackTopPaddingPx = res.getDimensionPixelSize(R.dimen.recents_stack_top_padding); |
| dismissAllButtonSizePx = res.getDimensionPixelSize(R.dimen.recents_dismiss_all_button_size); |
| |
| // Transition |
| transitionEnterFromAppDelay = |
| res.getInteger(R.integer.recents_enter_from_app_transition_duration); |
| transitionEnterFromHomeDelay = |
| res.getInteger(R.integer.recents_enter_from_home_transition_duration); |
| |
| // Task view animation and styles |
| taskViewEnterFromAppDuration = |
| res.getInteger(R.integer.recents_task_enter_from_app_duration); |
| taskViewEnterFromHomeDuration = |
| res.getInteger(R.integer.recents_task_enter_from_home_duration); |
| taskViewEnterFromHomeStaggerDelay = |
| res.getInteger(R.integer.recents_task_enter_from_home_stagger_delay); |
| taskViewExitToAppDuration = |
| res.getInteger(R.integer.recents_task_exit_to_app_duration); |
| taskViewExitToHomeDuration = |
| res.getInteger(R.integer.recents_task_exit_to_home_duration); |
| taskViewRemoveAnimDuration = |
| res.getInteger(R.integer.recents_animate_task_view_remove_duration); |
| taskViewRemoveAnimTranslationXPx = |
| res.getDimensionPixelSize(R.dimen.recents_task_view_remove_anim_translation_x); |
| taskViewRoundedCornerRadiusPx = |
| res.getDimensionPixelSize(R.dimen.recents_task_view_rounded_corners_radius); |
| taskViewHighlightPx = res.getDimensionPixelSize(R.dimen.recents_task_view_highlight); |
| taskViewTranslationZMinPx = res.getDimensionPixelSize(R.dimen.recents_task_view_z_min); |
| taskViewTranslationZMaxPx = res.getDimensionPixelSize(R.dimen.recents_task_view_z_max); |
| taskViewAffiliateGroupEnterOffsetPx = |
| res.getDimensionPixelSize(R.dimen.recents_task_view_affiliate_group_enter_offset); |
| taskViewThumbnailAlpha = res.getFloat(R.dimen.recents_task_view_thumbnail_alpha); |
| |
| // Task bar colors |
| taskBarViewDefaultBackgroundColor = context.getColor( |
| R.color.recents_task_bar_default_background_color); |
| taskBarViewLightTextColor = context.getColor(R.color.recents_task_bar_light_text_color); |
| taskBarViewDarkTextColor = context.getColor(R.color.recents_task_bar_dark_text_color); |
| taskBarViewHighlightColor = context.getColor(R.color.recents_task_bar_highlight_color); |
| taskBarViewAffiliationColorMinAlpha = res.getFloat( |
| R.dimen.recents_task_affiliation_color_min_alpha_percentage); |
| |
| // Task bar size & animations |
| taskBarHeight = res.getDimensionPixelSize(R.dimen.recents_task_bar_height); |
| taskBarDismissDozeDelaySeconds = |
| res.getInteger(R.integer.recents_task_bar_dismiss_delay_seconds); |
| |
| // Nav bar scrim |
| navBarScrimEnterDuration = |
| res.getInteger(R.integer.recents_nav_bar_scrim_enter_duration); |
| |
| // Misc |
| useHardwareLayers = res.getBoolean(R.bool.config_recents_use_hardware_layers); |
| altTabKeyDelay = res.getInteger(R.integer.recents_alt_tab_key_delay); |
| fakeShadows = res.getBoolean(R.bool.config_recents_fake_shadows); |
| svelteLevel = res.getInteger(R.integer.recents_svelte_level); |
| } |
| |
| /** Updates the system insets */ |
| public void updateSystemInsets(Rect insets) { |
| systemInsets.set(insets); |
| } |
| |
| /** Updates the states that need to be re-read whenever we re-initialize. */ |
| void updateOnReinitialize(Context context, SystemServicesProxy ssp) { |
| // Check if the developer options are enabled |
| developerOptionsEnabled = ssp.getGlobalSetting(context, |
| Settings.Global.DEVELOPMENT_SETTINGS_ENABLED) != 0; |
| lockToAppEnabled = ssp.getSystemSetting(context, |
| Settings.System.LOCK_TO_APP_ENABLED) != 0; |
| multiStackEnabled = "true".equals(ssp.getSystemProperty("persist.sys.debug.multi_window")); |
| } |
| |
| /** Called when the configuration has changed, and we want to reset any configuration specific |
| * members. */ |
| public void updateOnConfigurationChange() { |
| // Reset this flag on configuration change to ensure that we recreate new task views |
| launchedReuseTaskStackViews = false; |
| // Set this flag to indicate that the configuration has changed since Recents last launched |
| launchedHasConfigurationChanged = true; |
| } |
| |
| /** Returns whether the status bar scrim should be animated when shown for the first time. */ |
| public boolean shouldAnimateStatusBarScrim() { |
| return launchedFromHome; |
| } |
| |
| /** Returns whether the status bar scrim should be visible. */ |
| public boolean hasStatusBarScrim() { |
| return !launchedWithNoRecentTasks; |
| } |
| |
| /** Returns whether the nav bar scrim should be animated when shown for the first time. */ |
| public boolean shouldAnimateNavBarScrim() { |
| return true; |
| } |
| |
| /** Returns whether the nav bar scrim should be visible. */ |
| public boolean hasNavBarScrim() { |
| // Only show the scrim if we have recent tasks, and if the nav bar is not transposed |
| return !launchedWithNoRecentTasks && (!hasTransposedNavBar || !isLandscape); |
| } |
| |
| /** |
| * Returns the task stack bounds in the current orientation. These bounds do not account for |
| * the system insets. |
| */ |
| public void getAvailableTaskStackBounds(int windowWidth, int windowHeight, int topInset, |
| int rightInset, Rect searchBarBounds, Rect taskStackBounds) { |
| if (isLandscape && hasTransposedSearchBar) { |
| // In landscape, the search bar appears on the left, but we overlay it on top |
| taskStackBounds.set(0, topInset, windowWidth - rightInset, windowHeight); |
| } else { |
| // In portrait, the search bar appears on the top (which already has the inset) |
| taskStackBounds.set(0, searchBarBounds.bottom, windowWidth, windowHeight); |
| } |
| } |
| |
| /** |
| * Returns the search bar bounds in the current orientation. These bounds do not account for |
| * the system insets. |
| */ |
| public void getSearchBarBounds(int windowWidth, int windowHeight, int topInset, |
| Rect searchBarSpaceBounds) { |
| // Return empty rects if search is not enabled |
| int searchBarSize = searchBarSpaceHeightPx; |
| if (isLandscape && hasTransposedSearchBar) { |
| // In landscape, the search bar appears on the left |
| searchBarSpaceBounds.set(0, topInset, searchBarSize, windowHeight); |
| } else { |
| // In portrait, the search bar appears on the top |
| searchBarSpaceBounds.set(0, topInset, windowWidth, topInset + searchBarSize); |
| } |
| } |
| } |