Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013 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; |
| 18 | |
Ben Kwa | 543a292 | 2016-03-22 11:11:46 -0700 | [diff] [blame] | 19 | import static com.android.documentsui.Shared.DEBUG; |
| 20 | |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 21 | import android.annotation.Nullable; |
| 22 | import android.os.Bundle; |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 23 | import android.provider.DocumentsContract.Root; |
| 24 | import android.text.TextUtils; |
| 25 | import android.util.Log; |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 26 | import android.view.Menu; |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 27 | import android.view.MenuItem; |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 28 | import android.view.MenuItem.OnActionExpandListener; |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 29 | import android.view.View; |
| 30 | import android.view.View.OnClickListener; |
| 31 | import android.view.View.OnFocusChangeListener; |
| 32 | import android.widget.SearchView; |
| 33 | import android.widget.SearchView.OnQueryTextListener; |
| 34 | |
| 35 | import com.android.documentsui.model.RootInfo; |
| 36 | |
| 37 | /** |
| 38 | * Manages searching UI behavior. |
| 39 | */ |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 40 | final class SearchViewManager implements |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 41 | SearchView.OnCloseListener, OnQueryTextListener, OnClickListener, OnFocusChangeListener, |
| 42 | OnActionExpandListener { |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 43 | |
| 44 | public interface SearchManagerListener { |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 45 | void onSearchChanged(@Nullable String query); |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 46 | void onSearchFinished(); |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 47 | } |
| 48 | |
| 49 | public static final String TAG = "SearchManger"; |
| 50 | |
| 51 | private SearchManagerListener mListener; |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 52 | private boolean mSearchExpanded; |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 53 | private String mCurrentSearch; |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 54 | private boolean mIgnoreNextClose; |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 55 | private boolean mFullBar; |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 56 | |
Steve McKay | 18d01e8 | 2016-02-03 11:15:57 -0800 | [diff] [blame] | 57 | private DocumentsToolbar mActionBar; |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 58 | private MenuItem mMenuItem; |
| 59 | private SearchView mSearchView; |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 60 | |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 61 | public SearchViewManager(SearchManagerListener listener, @Nullable Bundle savedState) { |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 62 | mListener = listener; |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 63 | mCurrentSearch = savedState != null ? savedState.getString(Shared.EXTRA_QUERY) : null; |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 64 | } |
| 65 | |
| 66 | public void setSearchMangerListener(SearchManagerListener listener) { |
| 67 | mListener = listener; |
| 68 | } |
| 69 | |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 70 | public void install(DocumentsToolbar actionBar, boolean isFullBarSearch) { |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 71 | mActionBar = actionBar; |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 72 | mMenuItem = actionBar.getSearchMenu(); |
| 73 | mSearchView = (SearchView) mMenuItem.getActionView(); |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 74 | |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 75 | mSearchView.setOnQueryTextListener(this); |
| 76 | mSearchView.setOnCloseListener(this); |
| 77 | mSearchView.setOnSearchClickListener(this); |
| 78 | mSearchView.setOnQueryTextFocusChangeListener(this); |
| 79 | |
| 80 | mFullBar = isFullBarSearch; |
| 81 | if (mFullBar) { |
| 82 | mMenuItem.setShowAsActionFlags(MenuItem.SHOW_AS_ACTION_COLLAPSE_ACTION_VIEW |
| 83 | | MenuItem.SHOW_AS_ACTION_ALWAYS); |
| 84 | mMenuItem.setOnActionExpandListener(this); |
| 85 | } |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 86 | |
| 87 | restoreSearch(); |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 88 | } |
| 89 | |
| 90 | /** |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 91 | * Used to hide menu icons, when the search is being restored. Needed because search restoration |
| 92 | * is done before onPrepareOptionsMenu(Menu menu) that is overriding the icons visibility. |
| 93 | */ |
| 94 | public void updateMenu() { |
| 95 | if (isSearching() && mFullBar) { |
| 96 | Menu menu = mActionBar.getMenu(); |
| 97 | menu.setGroupVisible(R.id.group_hide_when_searching, false); |
| 98 | } |
| 99 | } |
| 100 | |
| 101 | /** |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 102 | * @param root Info about the current directory. |
| 103 | */ |
| 104 | void update(RootInfo root) { |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 105 | if (mMenuItem == null) { |
Ben Kwa | 543a292 | 2016-03-22 11:11:46 -0700 | [diff] [blame] | 106 | if (DEBUG) Log.d(TAG, "update called before Search MenuItem installed."); |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 107 | return; |
| 108 | } |
| 109 | |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 110 | if (mCurrentSearch != null) { |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 111 | mMenuItem.expandActionView(); |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 112 | |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 113 | mSearchView.setIconified(false); |
| 114 | mSearchView.clearFocus(); |
| 115 | mSearchView.setQuery(mCurrentSearch, false); |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 116 | } else { |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 117 | mSearchView.clearFocus(); |
| 118 | if (!mSearchView.isIconified()) { |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 119 | mIgnoreNextClose = true; |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 120 | mSearchView.setIconified(true); |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 121 | } |
| 122 | |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 123 | if (mMenuItem.isActionViewExpanded()) { |
| 124 | mMenuItem.collapseActionView(); |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 125 | } |
| 126 | } |
| 127 | |
| 128 | showMenu(root != null |
| 129 | && ((root.flags & Root.FLAG_SUPPORTS_SEARCH) != 0)); |
| 130 | } |
| 131 | |
| 132 | void showMenu(boolean visible) { |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 133 | if (mMenuItem == null) { |
Ben Kwa | 543a292 | 2016-03-22 11:11:46 -0700 | [diff] [blame] | 134 | if (DEBUG) Log.d(TAG, "showMenu called before Search MenuItem installed."); |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 135 | return; |
| 136 | } |
| 137 | |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 138 | if (!visible) { |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 139 | mCurrentSearch = null; |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 140 | } |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 141 | |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 142 | mMenuItem.setVisible(visible); |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 143 | } |
| 144 | |
| 145 | /** |
| 146 | * Cancels current search operation. Triggers clearing and collapsing the SearchView. |
| 147 | * |
| 148 | * @return True if it cancels search. False if it does not operate search currently. |
| 149 | */ |
| 150 | boolean cancelSearch() { |
| 151 | if (isExpanded() || isSearching()) { |
| 152 | // If the query string is not empty search view won't get iconified |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 153 | mSearchView.setQuery("", false); |
| 154 | |
| 155 | if (mFullBar) { |
| 156 | onClose(); |
| 157 | } else { |
| 158 | // Causes calling onClose(). onClose() is triggering directory content update. |
| 159 | mSearchView.setIconified(true); |
| 160 | } |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 161 | return true; |
| 162 | } |
| 163 | return false; |
| 164 | } |
| 165 | |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 166 | /** |
| 167 | * Sets search view into the searching state. Used to restore state after device orientation |
| 168 | * change. |
| 169 | */ |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 170 | private void restoreSearch() { |
| 171 | if (isSearching()) { |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 172 | if(mFullBar) { |
| 173 | mMenuItem.expandActionView(); |
| 174 | } else { |
| 175 | mSearchView.setIconified(false); |
| 176 | } |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 177 | onSearchExpanded(); |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 178 | mSearchView.setQuery(mCurrentSearch, false); |
| 179 | mSearchView.clearFocus(); |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 180 | } |
| 181 | } |
| 182 | |
| 183 | private void onSearchExpanded() { |
| 184 | mSearchExpanded = true; |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 185 | if(mFullBar) { |
| 186 | Menu menu = mActionBar.getMenu(); |
| 187 | menu.setGroupVisible(R.id.group_hide_when_searching, false); |
| 188 | } |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 189 | } |
| 190 | |
| 191 | /** |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 192 | * Clears the search. Triggers refreshing of the directory content. |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 193 | * @return True if the default behavior of clearing/dismissing SearchView should be overridden. |
| 194 | * False otherwise. |
| 195 | */ |
| 196 | @Override |
| 197 | public boolean onClose() { |
| 198 | mSearchExpanded = false; |
| 199 | if (mIgnoreNextClose) { |
| 200 | mIgnoreNextClose = false; |
| 201 | return false; |
| 202 | } |
| 203 | |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 204 | // Refresh the directory if a search was done |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 205 | if (mCurrentSearch != null) { |
| 206 | mCurrentSearch = null; |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 207 | if (mListener != null) { |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 208 | mListener.onSearchChanged(mCurrentSearch); |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 209 | } |
| 210 | } |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 211 | |
| 212 | if(mFullBar) { |
| 213 | mMenuItem.collapseActionView(); |
| 214 | } |
| 215 | mListener.onSearchFinished(); |
| 216 | |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 217 | return false; |
| 218 | } |
| 219 | |
| 220 | /** |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 221 | * Called when owning activity is saving state to be used to restore state during creation. |
| 222 | * @param state Bundle to save state too |
| 223 | */ |
| 224 | public void onSaveInstanceState(Bundle state) { |
| 225 | state.putString(Shared.EXTRA_QUERY, mCurrentSearch); |
| 226 | } |
| 227 | |
| 228 | /** |
| 229 | * Sets mSearchExpanded. Called when search icon is clicked to start search for both search view |
| 230 | * modes. |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 231 | */ |
| 232 | @Override |
| 233 | public void onClick(View v) { |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 234 | onSearchExpanded(); |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 235 | } |
| 236 | |
| 237 | @Override |
| 238 | public boolean onQueryTextSubmit(String query) { |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 239 | mCurrentSearch = query; |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 240 | mSearchView.clearFocus(); |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 241 | if (mListener != null) { |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 242 | mListener.onSearchChanged(mCurrentSearch); |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 243 | } |
| 244 | return true; |
| 245 | } |
| 246 | |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 247 | /** |
| 248 | * Used to detect and handle back button pressed event when search is expanded. |
| 249 | */ |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 250 | @Override |
| 251 | public void onFocusChange(View v, boolean hasFocus) { |
| 252 | if (!hasFocus) { |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 253 | if (mCurrentSearch == null) { |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 254 | mSearchView.setIconified(true); |
| 255 | } else if (TextUtils.isEmpty(mSearchView.getQuery())) { |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 256 | cancelSearch(); |
| 257 | } |
| 258 | } |
| 259 | } |
| 260 | |
| 261 | @Override |
| 262 | public boolean onQueryTextChange(String newText) { |
| 263 | return false; |
| 264 | } |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 265 | |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 266 | @Override |
| 267 | public boolean onMenuItemActionCollapse(MenuItem item) { |
| 268 | Menu menu = mActionBar.getMenu(); |
| 269 | menu.setGroupVisible(R.id.group_hide_when_searching, true); |
| 270 | |
| 271 | // Handles case when search view is collapsed by using the arrow on the left of the bar |
| 272 | if (isExpanded() || isSearching()) { |
| 273 | cancelSearch(); |
| 274 | return false; |
| 275 | } |
| 276 | return true; |
| 277 | } |
| 278 | |
| 279 | @Override |
| 280 | public boolean onMenuItemActionExpand(MenuItem item) { |
| 281 | return true; |
| 282 | } |
| 283 | |
Aga Wronska | af5ace5 | 2016-02-17 13:50:42 -0800 | [diff] [blame] | 284 | String getCurrentSearch() { |
| 285 | return mCurrentSearch; |
| 286 | } |
| 287 | |
Aga Wronska | 8e21daa | 2016-03-24 18:22:09 -0700 | [diff] [blame] | 288 | boolean isSearching() { |
| 289 | return mCurrentSearch != null; |
| 290 | } |
| 291 | |
| 292 | boolean isExpanded() { |
| 293 | return mSearchExpanded; |
| 294 | } |
| 295 | |
Aga Wronska | 8788dad | 2016-01-15 17:30:15 -0800 | [diff] [blame] | 296 | } |