LauncherExtension.java revision 534058492ff7d9a8a75b0fe709bddb6c3f6dcd79
1package com.android.launcher3.testing; 2 3import android.content.Intent; 4import android.graphics.Color; 5import android.graphics.Rect; 6import android.os.Bundle; 7import android.view.Menu; 8import android.view.View; 9import android.widget.FrameLayout; 10 11import com.android.launcher3.AppInfo; 12import com.android.launcher3.Launcher; 13import com.android.launcher3.LauncherCallbacks; 14import com.android.launcher3.allapps.AllAppsSearchBarController; 15import com.android.launcher3.logging.UserEventLogger; 16import com.android.launcher3.util.ComponentKey; 17 18import java.io.FileDescriptor; 19import java.io.PrintWriter; 20import java.util.ArrayList; 21import java.util.List; 22 23/** 24 * This class represents a very trivial LauncherExtension. It primarily serves as a simple 25 * class to exercise the LauncherOverlay interface. 26 */ 27public class LauncherExtension extends Launcher { 28 29 //------ Activity methods -------// 30 @Override 31 public void onCreate(Bundle savedInstanceState) { 32 setLauncherCallbacks(new LauncherExtensionCallbacks()); 33 super.onCreate(savedInstanceState); 34 } 35 36 public class LauncherExtensionCallbacks implements LauncherCallbacks { 37 38 @Override 39 public void preOnCreate() { 40 } 41 42 @Override 43 public void onCreate(Bundle savedInstanceState) { 44 } 45 46 @Override 47 public void preOnResume() { 48 } 49 50 @Override 51 public void onResume() { 52 } 53 54 @Override 55 public void onStart() { 56 } 57 58 @Override 59 public void onStop() { 60 } 61 62 @Override 63 public void onPause() { 64 } 65 66 @Override 67 public void onDestroy() { 68 } 69 70 @Override 71 public void onSaveInstanceState(Bundle outState) { 72 } 73 74 @Override 75 public void onPostCreate(Bundle savedInstanceState) { 76 } 77 78 @Override 79 public void onNewIntent(Intent intent) { 80 } 81 82 @Override 83 public void onActivityResult(int requestCode, int resultCode, Intent data) { 84 } 85 86 @Override 87 public void onRequestPermissionsResult(int requestCode, String[] permissions, 88 int[] grantResults) { 89 } 90 91 @Override 92 public void onWindowFocusChanged(boolean hasFocus) { 93 } 94 95 @Override 96 public boolean onPrepareOptionsMenu(Menu menu) { 97 return false; 98 } 99 100 @Override 101 public void dump(String prefix, FileDescriptor fd, PrintWriter w, String[] args) { 102 } 103 104 @Override 105 public void onHomeIntent() { 106 } 107 108 @Override 109 public boolean handleBackPressed() { 110 return false; 111 } 112 113 @Override 114 public void onTrimMemory(int level) { 115 } 116 117 @Override 118 public void onLauncherProviderChange() { 119 } 120 121 @Override 122 public void finishBindingItems(boolean upgradePath) { 123 } 124 125 @Override 126 public void bindAllApplications(ArrayList<AppInfo> apps) { 127 } 128 129 @Override 130 public void onClickSettingsButton(View v) { 131 } 132 133 @Override 134 public void onWorkspaceLockedChanged() { 135 } 136 137 @Override 138 public void onInteractionBegin() { 139 } 140 141 @Override 142 public void onInteractionEnd() { 143 } 144 145 @Override 146 public boolean providesSearch() { 147 return false; 148 } 149 150 @Override 151 public boolean startSearch(String initialQuery, boolean selectInitialQuery, 152 Bundle appSearchData, Rect sourceBounds) { 153 return false; 154 } 155 156 CustomContentCallbacks mCustomContentCallbacks = new CustomContentCallbacks() { 157 158 // Custom content is completely shown. {@code fromResume} indicates whether this was caused 159 // by a onResume or by scrolling otherwise. 160 public void onShow(boolean fromResume) { 161 } 162 163 // Custom content is completely hidden 164 public void onHide() { 165 } 166 167 // Custom content scroll progress changed. From 0 (not showing) to 1 (fully showing). 168 public void onScrollProgressChanged(float progress) { 169 170 } 171 172 // Indicates whether the user is allowed to scroll away from the custom content. 173 public boolean isScrollingAllowed() { 174 return true; 175 } 176 177 }; 178 179 @Override 180 public boolean hasCustomContentToLeft() { 181 return true; 182 } 183 184 @Override 185 public void populateCustomContentContainer() { 186 FrameLayout customContent = new FrameLayout(LauncherExtension.this); 187 customContent.setBackgroundColor(Color.GRAY); 188 addToCustomContentPage(customContent, mCustomContentCallbacks, ""); 189 } 190 191 @Override 192 public UserEventLogger getLogger() { return null; } 193 194 @Override 195 public View getQsbBar() { 196 return null; 197 } 198 199 @Override 200 public Bundle getAdditionalSearchWidgetOptions() { 201 return new Bundle(); 202 } 203 204 @Override 205 public Intent getFirstRunActivity() { 206 return null; 207 } 208 209 @Override 210 public boolean hasFirstRunActivity() { 211 return false; 212 } 213 214 @Override 215 public boolean hasDismissableIntroScreen() { 216 return false; 217 } 218 219 @Override 220 public View getIntroScreen() { 221 return null; 222 } 223 224 @Override 225 public boolean shouldMoveToDefaultScreenOnHomeIntent() { 226 return true; 227 } 228 229 @Override 230 public boolean hasSettings() { 231 return false; 232 } 233 234 @Override 235 public AllAppsSearchBarController getAllAppsSearchBarController() { 236 return null; 237 } 238 239 @Override 240 public List<ComponentKey> getPredictedApps() { 241 // To debug app predictions, enable AlphabeticalAppsList#DEBUG_PREDICTIONS 242 return new ArrayList<>(); 243 } 244 245 @Override 246 public int getSearchBarHeight() { 247 return SEARCH_BAR_HEIGHT_NORMAL; 248 } 249 250 @Override 251 public void setLauncherSearchCallback(Object callbacks) { 252 // Do nothing 253 } 254 255 @Override 256 public void onAttachedToWindow() { 257 } 258 259 @Override 260 public void onDetachedFromWindow() { 261 } 262 } 263} 264