RecentsConfiguration.java revision 8eaeb7dc93ed71b768a2ea8d45021cca010e8263
1/* 2 * Copyright (C) 2014 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 17package com.android.systemui.recents; 18 19import android.content.ContentResolver; 20import android.content.Context; 21import android.content.SharedPreferences; 22import android.content.res.Configuration; 23import android.content.res.Resources; 24import android.graphics.Rect; 25import android.provider.Settings; 26import android.util.DisplayMetrics; 27import android.util.TypedValue; 28import android.view.animation.AnimationUtils; 29import android.view.animation.Interpolator; 30import com.android.systemui.R; 31 32 33/** A static Recents configuration for the current context 34 * NOTE: We should not hold any references to a Context from a static instance */ 35public class RecentsConfiguration { 36 static RecentsConfiguration sInstance; 37 38 DisplayMetrics mDisplayMetrics; 39 40 /** Animations */ 41 public float animationPxMovementPerSecond; 42 43 /** Interpolators */ 44 public Interpolator fastOutSlowInInterpolator; 45 public Interpolator fastOutLinearInInterpolator; 46 public Interpolator linearOutSlowInInterpolator; 47 public Interpolator quintOutInterpolator; 48 49 /** Filtering */ 50 public int filteringCurrentViewsAnimDuration; 51 public int filteringNewViewsAnimDuration; 52 53 /** Insets */ 54 public Rect systemInsets = new Rect(); 55 public Rect displayRect = new Rect(); 56 57 /** Layout */ 58 boolean isLandscape; 59 boolean transposeRecentsLayoutWithOrientation; 60 61 /** Search bar */ 62 int searchBarAppWidgetId = -1; 63 public int searchBarSpaceHeightPx; 64 65 /** Task stack */ 66 public int taskStackMaxDim; 67 public int taskStackTopPaddingPx; 68 public float taskStackWidthPaddingPct; 69 70 /** Task view animation and styles */ 71 public int taskViewEnterFromHomeDuration; 72 public int taskViewEnterFromHomeDelay; 73 public int taskViewExitToHomeDuration; 74 public int taskViewRemoveAnimDuration; 75 public int taskViewRemoveAnimTranslationXPx; 76 public int taskViewTranslationZMinPx; 77 public int taskViewTranslationZIncrementPx; 78 public int taskViewShadowOutlineBottomInsetPx; 79 public int taskViewRoundedCornerRadiusPx; 80 public int taskViewHighlightPx; 81 82 /** Task bar colors */ 83 public int taskBarViewDefaultBackgroundColor; 84 public int taskBarViewLightTextColor; 85 public int taskBarViewDarkTextColor; 86 public int taskBarViewHighlightColor; 87 88 /** Task bar animations */ 89 public int taskBarEnterAnimDuration; 90 public int taskBarEnterAnimDelay; 91 public int taskBarExitAnimDuration; 92 public int taskBarDismissDozeDelaySeconds; 93 94 /** Nav bar scrim */ 95 public int navBarScrimEnterDuration; 96 97 /** Launch states */ 98 public boolean launchedWithAltTab; 99 public boolean launchedWithNoRecentTasks; 100 public boolean launchedFromAppWithThumbnail; 101 public boolean launchedFromAppWithScreenshot; 102 public boolean launchedFromHome; 103 104 /** Dev options */ 105 public boolean developerOptionsEnabled; 106 public boolean debugModeEnabled; 107 108 /** Private constructor */ 109 private RecentsConfiguration(Context context) { 110 // Properties that don't have to be reloaded with each configuration change can be loaded 111 // here. 112 113 // Interpolators 114 fastOutSlowInInterpolator = AnimationUtils.loadInterpolator(context, 115 com.android.internal.R.interpolator.fast_out_slow_in); 116 fastOutLinearInInterpolator = AnimationUtils.loadInterpolator(context, 117 com.android.internal.R.interpolator.fast_out_linear_in); 118 linearOutSlowInInterpolator = AnimationUtils.loadInterpolator(context, 119 com.android.internal.R.interpolator.linear_out_slow_in); 120 quintOutInterpolator = AnimationUtils.loadInterpolator(context, 121 com.android.internal.R.interpolator.decelerate_quint); 122 123 // Check if the developer options are enabled 124 ContentResolver cr = context.getContentResolver(); 125 developerOptionsEnabled = Settings.Global.getInt(cr, 126 Settings.Global.DEVELOPMENT_SETTINGS_ENABLED, 0) != 0; 127 } 128 129 /** Updates the configuration to the current context */ 130 public static RecentsConfiguration reinitialize(Context context) { 131 if (sInstance == null) { 132 sInstance = new RecentsConfiguration(context); 133 } 134 sInstance.update(context); 135 return sInstance; 136 } 137 138 /** Returns the current recents configuration */ 139 public static RecentsConfiguration getInstance() { 140 return sInstance; 141 } 142 143 /** Updates the state, given the specified context */ 144 void update(Context context) { 145 SharedPreferences settings = context.getSharedPreferences(context.getPackageName(), 0); 146 Resources res = context.getResources(); 147 DisplayMetrics dm = res.getDisplayMetrics(); 148 mDisplayMetrics = dm; 149 150 // Debug mode 151 debugModeEnabled = settings.getBoolean(Constants.Values.App.Key_DebugModeEnabled, false); 152 153 // Animations 154 animationPxMovementPerSecond = 155 res.getDimensionPixelSize(R.dimen.recents_animation_movement_in_dps_per_second); 156 157 // Filtering 158 filteringCurrentViewsAnimDuration = 159 res.getInteger(R.integer.recents_filter_animate_current_views_duration); 160 filteringNewViewsAnimDuration = 161 res.getInteger(R.integer.recents_filter_animate_new_views_duration); 162 163 // Insets 164 displayRect.set(0, 0, dm.widthPixels, dm.heightPixels); 165 166 // Layout 167 isLandscape = res.getConfiguration().orientation == 168 Configuration.ORIENTATION_LANDSCAPE; 169 transposeRecentsLayoutWithOrientation = 170 res.getBoolean(R.bool.recents_transpose_layout_with_orientation); 171 172 // Search bar 173 searchBarSpaceHeightPx = res.getDimensionPixelSize(R.dimen.recents_search_bar_space_height); 174 175 // Update the search widget id 176 searchBarAppWidgetId = settings.getInt(Constants.Values.App.Key_SearchAppWidgetId, -1); 177 178 // Task stack 179 TypedValue widthPaddingPctValue = new TypedValue(); 180 res.getValue(R.dimen.recents_stack_width_padding_percentage, widthPaddingPctValue, true); 181 taskStackWidthPaddingPct = widthPaddingPctValue.getFloat(); 182 taskStackMaxDim = res.getInteger(R.integer.recents_max_task_stack_view_dim); 183 taskStackTopPaddingPx = res.getDimensionPixelSize(R.dimen.recents_stack_top_padding); 184 185 // Task view animation and styles 186 taskViewEnterFromHomeDuration = 187 res.getInteger(R.integer.recents_animate_task_enter_from_home_duration); 188 taskViewEnterFromHomeDelay = 189 res.getInteger(R.integer.recents_animate_task_enter_from_home_delay); 190 taskViewExitToHomeDuration = 191 res.getInteger(R.integer.recents_animate_task_exit_to_home_duration); 192 taskViewRemoveAnimDuration = 193 res.getInteger(R.integer.recents_animate_task_view_remove_duration); 194 taskViewRemoveAnimTranslationXPx = 195 res.getDimensionPixelSize(R.dimen.recents_task_view_remove_anim_translation_x); 196 taskViewRoundedCornerRadiusPx = 197 res.getDimensionPixelSize(R.dimen.recents_task_view_rounded_corners_radius); 198 taskViewHighlightPx = res.getDimensionPixelSize(R.dimen.recents_task_view_highlight); 199 taskViewTranslationZMinPx = res.getDimensionPixelSize(R.dimen.recents_task_view_z_min); 200 taskViewTranslationZIncrementPx = 201 res.getDimensionPixelSize(R.dimen.recents_task_view_z_increment); 202 taskViewShadowOutlineBottomInsetPx = 203 res.getDimensionPixelSize(R.dimen.recents_task_view_shadow_outline_bottom_inset); 204 205 // Task bar colors 206 taskBarViewDefaultBackgroundColor = 207 res.getColor(R.color.recents_task_bar_default_background_color); 208 taskBarViewLightTextColor = 209 res.getColor(R.color.recents_task_bar_light_text_color); 210 taskBarViewDarkTextColor = 211 res.getColor(R.color.recents_task_bar_dark_text_color); 212 taskBarViewHighlightColor = 213 res.getColor(R.color.recents_task_bar_highlight_color); 214 215 // Task bar animations 216 taskBarEnterAnimDuration = 217 res.getInteger(R.integer.recents_animate_task_bar_enter_duration); 218 taskBarEnterAnimDelay = 219 res.getInteger(R.integer.recents_animate_task_bar_enter_delay); 220 taskBarExitAnimDuration = 221 res.getInteger(R.integer.recents_animate_task_bar_exit_duration); 222 taskBarDismissDozeDelaySeconds = 223 res.getInteger(R.integer.recents_task_bar_dismiss_delay_seconds); 224 225 // Nav bar scrim 226 navBarScrimEnterDuration = 227 res.getInteger(R.integer.recents_nav_bar_scrim_enter_duration); 228 229 if (Console.Enabled) { 230 Console.log(Constants.Log.UI.MeasureAndLayout, 231 "[RecentsConfiguration|orientation]", isLandscape ? "Landscape" : "Portrait", 232 Console.AnsiGreen); 233 } 234 } 235 236 /** Updates the system insets */ 237 public void updateSystemInsets(Rect insets) { 238 systemInsets.set(insets); 239 } 240 241 /** Updates the search bar app widget */ 242 public void updateSearchBarAppWidgetId(Context context, int appWidgetId) { 243 searchBarAppWidgetId = appWidgetId; 244 SharedPreferences settings = context.getSharedPreferences(context.getPackageName(), 0); 245 settings.edit().putInt(Constants.Values.App.Key_SearchAppWidgetId, 246 appWidgetId).apply(); 247 } 248 249 /** Called when the configuration has changed, and we want to reset any configuration specific 250 * members. */ 251 public void updateOnConfigurationChange() { 252 launchedWithAltTab = false; 253 launchedWithNoRecentTasks = false; 254 launchedFromAppWithThumbnail = false; 255 launchedFromAppWithScreenshot = false; 256 launchedFromHome = false; 257 } 258 259 /** Returns whether the search bar app widget exists. */ 260 public boolean hasSearchBarAppWidget() { 261 return searchBarAppWidgetId >= 0; 262 } 263 264 /** Returns whether the status bar scrim should be animated when shown for the first time. */ 265 public boolean shouldAnimateStatusBarScrim() { 266 return launchedFromHome; 267 } 268 269 /** Returns whether the status bar scrim should be visible. */ 270 public boolean hasStatusBarScrim() { 271 return !launchedWithNoRecentTasks; 272 } 273 274 /** Returns whether the nav bar scrim should be animated when shown for the first time. */ 275 public boolean shouldAnimateNavBarScrim() { 276 return true; 277 } 278 279 /** Returns whether the nav bar scrim should be visible. */ 280 public boolean hasNavBarScrim() { 281 // Only show the scrim if we have recent tasks, and if the nav bar is not transposed 282 return !launchedWithNoRecentTasks && 283 (!transposeRecentsLayoutWithOrientation || !isLandscape); 284 } 285 286 /** 287 * Returns the task stack bounds in the current orientation. These bounds do not account for 288 * the system insets. 289 */ 290 public void getTaskStackBounds(int width, int height, Rect taskStackBounds) { 291 if (hasSearchBarAppWidget()) { 292 Rect searchBarBounds = new Rect(); 293 getSearchBarBounds(width, height, searchBarBounds); 294 if (isLandscape && transposeRecentsLayoutWithOrientation) { 295 // In landscape, the search bar appears on the left, so shift the task rect right 296 taskStackBounds.set(searchBarBounds.width(), 0, width, height); 297 } else { 298 // In portrait, the search bar appears on the top, so shift the task rect below 299 taskStackBounds.set(0, searchBarBounds.height(), width, height); 300 } 301 } else { 302 taskStackBounds.set(0, 0, width, height); 303 } 304 } 305 306 /** 307 * Returns the search bar bounds in the current orientation. These bounds do not account for 308 * the system insets. 309 */ 310 public void getSearchBarBounds(int width, int height, Rect searchBarSpaceBounds) { 311 // Return empty rects if search is not enabled 312 if (!Constants.DebugFlags.App.EnableSearchLayout) { 313 searchBarSpaceBounds.set(0, 0, 0, 0); 314 return; 315 } 316 317 if (isLandscape && transposeRecentsLayoutWithOrientation) { 318 // In landscape, the search bar appears on the left 319 searchBarSpaceBounds.set(0, 0, searchBarSpaceHeightPx, height); 320 } else { 321 // In portrait, the search bar appears on the top 322 searchBarSpaceBounds.set(0, 0, width, searchBarSpaceHeightPx); 323 } 324 } 325} 326