1 /* 2 * Copyright (C) 2016 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 17 package com.android.documentsui.files; 18 19 import android.app.Fragment; 20 import android.content.Context; 21 import android.content.res.Resources; 22 import android.net.Uri; 23 import android.view.KeyEvent; 24 import android.view.KeyboardShortcutGroup; 25 import android.view.KeyboardShortcutInfo; 26 import android.view.Menu; 27 import android.view.MenuInflater; 28 import android.view.MenuItem; 29 import android.view.View; 30 31 import com.android.documentsui.R; 32 import com.android.documentsui.MenuManager.SelectionDetails; 33 import com.android.documentsui.base.DocumentInfo; 34 import com.android.documentsui.base.Features; 35 import com.android.documentsui.base.Lookup; 36 import com.android.documentsui.base.RootInfo; 37 import com.android.documentsui.base.State; 38 import com.android.documentsui.queries.SearchViewManager; 39 import com.android.documentsui.selection.SelectionHelper; 40 41 import java.util.List; 42 import java.util.function.IntFunction; 43 44 public final class MenuManager extends com.android.documentsui.MenuManager { 45 46 private final Features mFeatures; 47 private final Context mContext; 48 private final SelectionHelper mSelectionManager; 49 private final Lookup<String, Uri> mUriLookup; 50 private final Lookup<String, String> mAppNameLookup; 51 52 public MenuManager( 53 Features features, 54 SearchViewManager searchManager, 55 State displayState, 56 DirectoryDetails dirDetails, 57 Context context, 58 SelectionHelper selectionManager, 59 Lookup<String, String> appNameLookup, 60 Lookup<String, Uri> uriLookup) { 61 62 super(searchManager, displayState, dirDetails); 63 64 mFeatures = features; 65 mContext = context; 66 mSelectionManager = selectionManager; 67 mAppNameLookup = appNameLookup; 68 mUriLookup = uriLookup; 69 } 70 71 @Override 72 public void updateOptionMenu(Menu menu) { 73 super.updateOptionMenu(menu); 74 75 // It hides icon if searching in progress 76 mSearchManager.updateMenu(); 77 } 78 79 @Override 80 public void updateKeyboardShortcutsMenu( 81 List<KeyboardShortcutGroup> data, IntFunction<String> stringSupplier) { 82 KeyboardShortcutGroup group = new KeyboardShortcutGroup( 83 stringSupplier.apply(R.string.app_label)); 84 group.addItem(new KeyboardShortcutInfo( 85 stringSupplier.apply(R.string.menu_cut_to_clipboard), KeyEvent.KEYCODE_X, 86 KeyEvent.META_CTRL_ON)); 87 group.addItem(new KeyboardShortcutInfo( 88 stringSupplier.apply(R.string.menu_copy_to_clipboard), KeyEvent.KEYCODE_C, 89 KeyEvent.META_CTRL_ON)); 90 group.addItem(new KeyboardShortcutInfo( 91 stringSupplier.apply(R.string.menu_paste_from_clipboard), KeyEvent.KEYCODE_V, 92 KeyEvent.META_CTRL_ON)); 93 group.addItem(new KeyboardShortcutInfo( 94 stringSupplier.apply(R.string.menu_create_dir), KeyEvent.KEYCODE_E, 95 KeyEvent.META_CTRL_ON)); 96 group.addItem(new KeyboardShortcutInfo( 97 stringSupplier.apply(R.string.menu_select_all), KeyEvent.KEYCODE_A, 98 KeyEvent.META_CTRL_ON)); 99 group.addItem(new KeyboardShortcutInfo( 100 stringSupplier.apply(R.string.menu_new_window), KeyEvent.KEYCODE_N, 101 KeyEvent.META_CTRL_ON)); 102 data.add(group); 103 } 104 105 @Override 106 public void showContextMenu(Fragment f, View v, float x, float y) { 107 // Register context menu here so long-press doesn't trigger this context floating menu. 108 f.registerForContextMenu(v); 109 v.showContextMenu(x, y); 110 f.unregisterForContextMenu(v); 111 } 112 113 @Override 114 public void inflateContextMenuForContainer(Menu menu, MenuInflater inflater) { 115 inflater.inflate(R.menu.container_context_menu, menu); 116 updateContextMenuForContainer(menu); 117 } 118 119 @Override 120 public void inflateContextMenuForDocs( 121 Menu menu, MenuInflater inflater, SelectionDetails selectionDetails) { 122 final boolean hasDir = selectionDetails.containsDirectories(); 123 final boolean hasFile = selectionDetails.containsFiles(); 124 125 assert(hasDir || hasFile); 126 if (!hasDir) { 127 inflater.inflate(R.menu.file_context_menu, menu); 128 updateContextMenuForFiles(menu, selectionDetails); 129 return; 130 } 131 132 if (!hasFile) { 133 inflater.inflate(R.menu.dir_context_menu, menu); 134 updateContextMenuForDirs(menu, selectionDetails); 135 return; 136 } 137 138 inflater.inflate(R.menu.mixed_context_menu, menu); 139 updateContextMenu(menu, selectionDetails); 140 } 141 142 @Override 143 protected void updateSettings(MenuItem settings, RootInfo root) { 144 settings.setVisible(true); 145 settings.setEnabled(root.hasSettings()); 146 } 147 148 @Override 149 protected void updateEject(MenuItem eject, RootInfo root) { 150 eject.setVisible(root.supportsEject()); 151 eject.setEnabled(!root.ejecting); 152 } 153 154 @Override 155 protected void updateSettings(MenuItem settings) { 156 boolean enabled = mDirDetails.hasRootSettings(); 157 settings.setVisible(enabled); 158 settings.setEnabled(enabled); 159 } 160 161 @Override 162 protected void updateNewWindow(MenuItem newWindow) { 163 newWindow.setVisible(true); 164 } 165 166 @Override 167 protected void updateOpenInContextMenu(MenuItem open, SelectionDetails selectionDetails) { 168 open.setVisible(true); 169 open.setEnabled(selectionDetails.size() == 1 170 && !selectionDetails.containsPartialFiles()); 171 } 172 173 @Override 174 protected void updateOpenWith(MenuItem openWith, SelectionDetails selectionDetails) { 175 openWith.setVisible(true); 176 openWith.setEnabled(selectionDetails.canOpenWith()); 177 } 178 179 @Override 180 protected void updateOpenInNewWindow( 181 MenuItem openInNewWindow, SelectionDetails selectionDetails) { 182 openInNewWindow.setVisible(true); 183 openInNewWindow.setEnabled(selectionDetails.size() == 1 184 && !selectionDetails.containsPartialFiles()); 185 } 186 187 @Override 188 protected void updateOpenInNewWindow(MenuItem openInNewWindow, RootInfo root) { 189 assert(openInNewWindow.isVisible() && openInNewWindow.isEnabled()); 190 } 191 192 @Override 193 protected void updateMoveTo(MenuItem moveTo, SelectionDetails selectionDetails) { 194 moveTo.setVisible(true); 195 moveTo.setEnabled(!selectionDetails.containsPartialFiles() && selectionDetails.canDelete()); 196 } 197 198 @Override 199 protected void updateCopyTo(MenuItem copyTo, SelectionDetails selectionDetails) { 200 copyTo.setVisible(true); 201 copyTo.setEnabled(!selectionDetails.containsPartialFiles() && 202 !selectionDetails.canExtract()); 203 } 204 205 @Override 206 protected void updateCompress(MenuItem compress, SelectionDetails selectionDetails) { 207 final boolean readOnly = !mDirDetails.canCreateDoc(); 208 compress.setVisible(mFeatures.isArchiveCreationEnabled()); 209 compress.setEnabled(!readOnly && !selectionDetails.containsPartialFiles() && 210 !selectionDetails.canExtract()); 211 } 212 213 @Override 214 protected void updateExtractTo(MenuItem extractTo, SelectionDetails selectionDetails) { 215 boolean enabled = selectionDetails.canExtract(); 216 extractTo.setVisible(enabled); 217 extractTo.setEnabled(enabled); 218 } 219 220 @Override 221 protected void updatePasteInto(MenuItem pasteInto, SelectionDetails selectionDetails) { 222 pasteInto.setVisible(true); 223 pasteInto.setEnabled(selectionDetails.canPasteInto() && mDirDetails.hasItemsToPaste()); 224 } 225 226 @Override 227 protected void updatePasteInto(MenuItem pasteInto, RootInfo root, DocumentInfo docInfo) { 228 pasteInto.setVisible(true); 229 pasteInto.setEnabled(root.supportsCreate() 230 && docInfo != null 231 && docInfo.isCreateSupported() 232 && mDirDetails.hasItemsToPaste()); 233 } 234 235 @Override 236 protected void updateSelectAll(MenuItem selectAll) { 237 selectAll.setVisible(true); 238 selectAll.setEnabled(true); 239 } 240 241 @Override 242 protected void updateCreateDir(MenuItem createDir) { 243 createDir.setVisible(true); 244 createDir.setEnabled(mDirDetails.canCreateDirectory()); 245 } 246 247 @Override 248 protected void updateShare(MenuItem share, SelectionDetails selectionDetails) { 249 boolean enabled = !selectionDetails.containsDirectories() 250 && !selectionDetails.containsPartialFiles() 251 && !selectionDetails.canExtract(); 252 share.setVisible(enabled); 253 share.setEnabled(enabled); 254 } 255 256 @Override 257 protected void updateDelete(MenuItem delete, SelectionDetails selectionDetails) { 258 boolean enabled = selectionDetails.canDelete(); 259 delete.setVisible(enabled); 260 delete.setEnabled(enabled); 261 } 262 263 @Override 264 protected void updateRename(MenuItem rename, SelectionDetails selectionDetails) { 265 rename.setVisible(true); 266 rename.setEnabled(!selectionDetails.containsPartialFiles() && selectionDetails.canRename()); 267 } 268 269 @Override 270 protected void updateInspect(MenuItem inspect) { 271 boolean visible = mFeatures.isInspectorEnabled(); 272 inspect.setVisible(visible); 273 // use a null check w/ peek instead of isEmpty since 274 // DocumentStack accepts null values (not sure why). 275 inspect.setEnabled(visible && mState.stack.peek() != null); 276 } 277 278 @Override 279 protected void updateInspect(MenuItem inspect, SelectionDetails selectionDetails) { 280 boolean visible = mFeatures.isInspectorEnabled(); 281 inspect.setVisible(visible); 282 inspect.setEnabled(visible && selectionDetails.size() <= 1); 283 } 284 285 @Override 286 protected void updateViewInOwner(MenuItem view, SelectionDetails selectionDetails) { 287 if (selectionDetails.canViewInOwner()) { 288 view.setVisible(true); 289 view.setEnabled(true); 290 Resources res = mContext.getResources(); 291 String selectedModelId = mSelectionManager.getSelection().iterator().next(); 292 Uri selectedUri = mUriLookup.lookup(selectedModelId); 293 String appName = mAppNameLookup.lookup(selectedUri.getAuthority()); 294 String title = res.getString(R.string.menu_view_in_owner, appName); 295 view.setTitle(title); 296 } 297 else { 298 view.setVisible(false); 299 } 300 } 301 } 302
