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| 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "chrome/browser/views/bookmark_table_view.h" | |
| 6 | |
| 7 #include <commctrl.h> | |
| 8 | |
| 9 #include "app/drag_drop_types.h" | |
| 10 #include "app/l10n_util.h" | |
| 11 #include "app/os_exchange_data.h" | |
| 12 #include "app/os_exchange_data_provider_win.h" | |
| 13 #include "app/resource_bundle.h" | |
| 14 #include "base/base_drag_source.h" | |
| 15 #include "chrome/browser/bookmarks/bookmark_utils.h" | |
| 16 #include "chrome/browser/bookmarks/bookmark_model.h" | |
| 17 #include "chrome/browser/bookmarks/bookmark_table_model.h" | |
| 18 #include "chrome/browser/pref_service.h" | |
| 19 #include "chrome/browser/profile.h" | |
| 20 #include "chrome/common/pref_names.h" | |
| 21 #include "gfx/canvas.h" | |
| 22 #include "grit/generated_resources.h" | |
| 23 #include "views/controls/table/table_view_observer.h" | |
| 24 #include "views/view_constants.h" | |
| 25 | |
| 26 namespace { | |
| 27 | |
| 28 // Height of the drop indicator used when dropping between rows. | |
| 29 const int kDropHighlightHeight = 2; | |
| 30 | |
| 31 int GetWidthOfColumn(const std::vector<TableColumn>& columns, | |
| 32 const std::vector<int> widths, | |
| 33 int column_id) { | |
| 34 for (size_t i = 0; i < columns.size(); ++i) { | |
| 35 if (columns[i].id == column_id) | |
| 36 return widths[i]; | |
| 37 } | |
| 38 NOTREACHED(); | |
| 39 return -1; | |
| 40 } | |
| 41 | |
| 42 } // namespace | |
| 43 | |
| 44 void BookmarkTableView::DropInfo::Scrolled() { | |
| 45 view_->UpdateDropInfo(); | |
| 46 } | |
| 47 | |
| 48 BookmarkTableView::BookmarkTableView(Profile* profile, | |
| 49 BookmarkTableModel* model) | |
| 50 : views::TableView(model, std::vector<TableColumn>(), | |
| 51 views::ICON_AND_TEXT, false, true, true), | |
| 52 profile_(profile), | |
| 53 show_path_column_(false) { | |
| 54 UpdateColumns(); | |
| 55 } | |
| 56 | |
| 57 bool BookmarkTableView::CanDrop(const OSExchangeData& data) { | |
| 58 if (!parent_node_ || !profile_->GetBookmarkModel()->IsLoaded()) | |
| 59 return false; | |
| 60 | |
| 61 BookmarkDragData drag_data; | |
| 62 if (!drag_data.Read(data)) | |
| 63 return false; | |
| 64 | |
| 65 // Don't allow the user to drop an ancestor of the parent node onto the | |
| 66 // parent node. This would create a cycle, which is definitely a no-no. | |
| 67 std::vector<const BookmarkNode*> nodes = drag_data.GetNodes(profile_); | |
| 68 for (size_t i = 0; i < nodes.size(); ++i) { | |
| 69 if (parent_node_->HasAncestor(nodes[i])) | |
| 70 return false; | |
| 71 } | |
| 72 | |
| 73 drop_info_.reset(new DropInfo(this)); | |
| 74 drop_info_->SetData(drag_data); | |
| 75 return true; | |
| 76 } | |
| 77 | |
| 78 void BookmarkTableView::OnDragEntered(const views::DropTargetEvent& event) { | |
| 79 } | |
| 80 | |
| 81 int BookmarkTableView::OnDragUpdated(const views::DropTargetEvent& event) { | |
| 82 if (!parent_node_ || !drop_info_.get()) { | |
| 83 drop_info_.reset(NULL); | |
| 84 return false; | |
| 85 } | |
| 86 | |
| 87 drop_info_->Update(event); | |
| 88 return UpdateDropInfo(); | |
| 89 } | |
| 90 | |
| 91 void BookmarkTableView::OnDragExited() { | |
| 92 SetDropPosition(DropPosition()); | |
| 93 drop_info_.reset(); | |
| 94 } | |
| 95 | |
| 96 int BookmarkTableView::OnPerformDrop(const views::DropTargetEvent& event) { | |
| 97 OnPerformDropImpl(); | |
| 98 int drop_operation = drop_info_->drop_operation(); | |
| 99 SetDropPosition(DropPosition()); | |
| 100 drop_info_.reset(); | |
| 101 return drop_operation; | |
| 102 } | |
| 103 | |
| 104 BookmarkTableModel* BookmarkTableView::bookmark_table_model() const { | |
| 105 return static_cast<BookmarkTableModel*>(model()); | |
| 106 } | |
| 107 | |
| 108 void BookmarkTableView::SaveColumnConfiguration() { | |
| 109 PrefService* prefs = profile_->GetPrefs(); | |
| 110 if (!prefs) | |
| 111 return; | |
| 112 | |
| 113 if (show_path_column_) { | |
| 114 prefs->SetInteger(prefs::kBookmarkTableNameWidth2, | |
| 115 GetColumnWidth(IDS_BOOKMARK_TABLE_TITLE)); | |
| 116 prefs->SetInteger(prefs::kBookmarkTableURLWidth2, | |
| 117 GetColumnWidth(IDS_BOOKMARK_TABLE_URL)); | |
| 118 prefs->SetInteger(prefs::kBookmarkTablePathWidth, | |
| 119 GetColumnWidth(IDS_BOOKMARK_TABLE_PATH)); | |
| 120 } else { | |
| 121 prefs->SetInteger(prefs::kBookmarkTableNameWidth1, | |
| 122 GetColumnWidth(IDS_BOOKMARK_TABLE_TITLE)); | |
| 123 prefs->SetInteger(prefs::kBookmarkTableURLWidth1, | |
| 124 GetColumnWidth(IDS_BOOKMARK_TABLE_URL)); | |
| 125 } | |
| 126 } | |
| 127 | |
| 128 void BookmarkTableView::SetShowPathColumn(bool show_path_column) { | |
| 129 if (show_path_column == show_path_column_) | |
| 130 return; | |
| 131 | |
| 132 SaveColumnConfiguration(); | |
| 133 | |
| 134 show_path_column_ = show_path_column; | |
| 135 UpdateColumns(); | |
| 136 } | |
| 137 | |
| 138 void BookmarkTableView::PostPaint() { | |
| 139 PaintAltText(); | |
| 140 | |
| 141 if (!drop_info_.get() || drop_info_->position().index == -1 || | |
| 142 drop_info_->position().on) { | |
| 143 return; | |
| 144 } | |
| 145 | |
| 146 RECT bounds = GetDropBetweenHighlightRect(drop_info_->position().index); | |
| 147 HDC dc = GetDC(GetNativeControlHWND()); | |
| 148 HBRUSH brush = CreateSolidBrush(GetSysColor(COLOR_WINDOWTEXT)); | |
| 149 FillRect(dc, &bounds, brush); | |
| 150 DeleteObject(brush); | |
| 151 ReleaseDC(GetNativeControlHWND(), dc); | |
| 152 } | |
| 153 | |
| 154 LRESULT BookmarkTableView::OnNotify(int w_param, LPNMHDR l_param) { | |
| 155 switch (l_param->code) { | |
| 156 case LVN_BEGINDRAG: | |
| 157 BeginDrag(); | |
| 158 return 0; // Return value doesn't matter for this message. | |
| 159 } | |
| 160 | |
| 161 return TableView::OnNotify(w_param, l_param); | |
| 162 } | |
| 163 | |
| 164 int BookmarkTableView::UpdateDropInfo() { | |
| 165 DropPosition position = CalculateDropPosition(drop_info_->last_y()); | |
| 166 | |
| 167 drop_info_->set_drop_operation(CalculateDropOperation(position)); | |
| 168 | |
| 169 if (drop_info_->drop_operation() == DragDropTypes::DRAG_NONE) | |
| 170 position = DropPosition(); | |
| 171 | |
| 172 SetDropPosition(position); | |
| 173 | |
| 174 return drop_info_->drop_operation(); | |
| 175 } | |
| 176 | |
| 177 void BookmarkTableView::BeginDrag() { | |
| 178 std::vector<const BookmarkNode*> nodes_to_drag; | |
| 179 for (TableView::iterator i = SelectionBegin(); i != SelectionEnd(); ++i) | |
| 180 nodes_to_drag.push_back(bookmark_table_model()->GetNodeForRow(*i)); | |
| 181 if (nodes_to_drag.empty()) | |
| 182 return; // Nothing to drag. | |
| 183 | |
| 184 // Reverse the nodes so that they are put on the clipboard in visual order. | |
| 185 // We do this as SelectionBegin starts at the end of the visual order. | |
| 186 std::reverse(nodes_to_drag.begin(), nodes_to_drag.end()); | |
| 187 | |
| 188 OSExchangeData data; | |
| 189 BookmarkDragData(nodes_to_drag).Write(profile_, &data); | |
| 190 scoped_refptr<BaseDragSource> drag_source(new BaseDragSource); | |
| 191 DWORD effects; | |
| 192 DoDragDrop(OSExchangeDataProviderWin::GetIDataObject(data), drag_source, | |
| 193 DROPEFFECT_LINK | DROPEFFECT_COPY | DROPEFFECT_MOVE, &effects); | |
| 194 } | |
| 195 | |
| 196 int BookmarkTableView::CalculateDropOperation(const DropPosition& position) { | |
| 197 if (drop_info_->data().IsFromProfile(profile_)) { | |
| 198 // Data from the same profile. Prefer move, but do copy if the user wants | |
| 199 // that. | |
| 200 if (drop_info_->is_control_down()) | |
| 201 return DragDropTypes::DRAG_COPY; | |
| 202 | |
| 203 int real_drop_index; | |
| 204 const BookmarkNode* drop_parent = GetDropParentAndIndex(position, | |
| 205 &real_drop_index); | |
| 206 if (!bookmark_utils::IsValidDropLocation( | |
| 207 profile_, drop_info_->data(), drop_parent, real_drop_index)) { | |
| 208 return DragDropTypes::DRAG_NONE; | |
| 209 } | |
| 210 return DragDropTypes::DRAG_MOVE; | |
| 211 } | |
| 212 // We're going to copy, but return an operation compatible with the source | |
| 213 // operations so that the user can drop. | |
| 214 return bookmark_utils::PreferredDropOperation( | |
| 215 drop_info_->source_operations(), | |
| 216 DragDropTypes::DRAG_COPY | DragDropTypes::DRAG_LINK); | |
| 217 } | |
| 218 | |
| 219 void BookmarkTableView::OnPerformDropImpl() { | |
| 220 int drop_index; | |
| 221 const BookmarkNode* drop_parent = GetDropParentAndIndex( | |
| 222 drop_info_->position(), &drop_index); | |
| 223 BookmarkModel* model = profile_->GetBookmarkModel(); | |
| 224 int min_selection; | |
| 225 int max_selection; | |
| 226 // If the data is not from this profile we return an operation compatible | |
| 227 // with the source. As such, we need to need to check the data here too. | |
| 228 if (!drop_info_->data().IsFromProfile(profile_) || | |
| 229 drop_info_->drop_operation() == DragDropTypes::DRAG_COPY) { | |
| 230 bookmark_utils::CloneDragData(model, drop_info_->data().elements, | |
| 231 drop_parent, drop_index); | |
| 232 min_selection = drop_index; | |
| 233 max_selection = drop_index + | |
| 234 static_cast<int>(drop_info_->data().elements.size()); | |
| 235 } else { | |
| 236 // else, move. | |
| 237 std::vector<const BookmarkNode*> nodes = | |
| 238 drop_info_->data().GetNodes(profile_); | |
| 239 if (nodes.empty()) | |
| 240 return; | |
| 241 | |
| 242 for (size_t i = 0; i < nodes.size(); ++i) { | |
| 243 model->Move(nodes[i], drop_parent, drop_index); | |
| 244 // Reset the drop_index, just in case the index didn't really change. | |
| 245 drop_index = drop_parent->IndexOfChild(nodes[i]) + 1; | |
| 246 } | |
| 247 min_selection = drop_parent->IndexOfChild(nodes[0]); | |
| 248 max_selection = min_selection + static_cast<int>(nodes.size()); | |
| 249 } | |
| 250 if (drop_info_->position().on) { | |
| 251 // The user dropped on a folder, select it. | |
| 252 int index = parent_node_->IndexOfChild(drop_parent); | |
| 253 if (index != -1) | |
| 254 Select(index); | |
| 255 } else if (min_selection < RowCount() && max_selection <= RowCount()) { | |
| 256 // Select the moved/copied rows. | |
| 257 Select(min_selection); | |
| 258 if (min_selection + 1 < max_selection) { | |
| 259 // SetSelectedState doesn't send notification, so we manually do it. | |
| 260 for (int i = min_selection + 1; i < max_selection; ++i) | |
| 261 SetSelectedState(i, true); | |
| 262 if (observer()) | |
| 263 observer()->OnSelectionChanged(); | |
| 264 } | |
| 265 } | |
| 266 } | |
| 267 | |
| 268 void BookmarkTableView::SetDropPosition(const DropPosition& position) { | |
| 269 if (drop_info_->position().equals(position)) | |
| 270 return; | |
| 271 | |
| 272 UpdateDropIndicator(drop_info_->position(), false); | |
| 273 | |
| 274 drop_info_->set_position(position); | |
| 275 | |
| 276 UpdateDropIndicator(drop_info_->position(), true); | |
| 277 } | |
| 278 | |
| 279 void BookmarkTableView::UpdateDropIndicator(const DropPosition& position, | |
| 280 bool turn_on) { | |
| 281 if (position.index == -1) | |
| 282 return; | |
| 283 | |
| 284 if (position.on) { | |
| 285 ListView_SetItemState(GetNativeControlHWND(), position.index, | |
| 286 turn_on ? LVIS_DROPHILITED : 0, LVIS_DROPHILITED); | |
| 287 } else { | |
| 288 RECT bounds = GetDropBetweenHighlightRect(position.index); | |
| 289 InvalidateRect(GetNativeControlHWND(), &bounds, FALSE); | |
| 290 } | |
| 291 } | |
| 292 | |
| 293 BookmarkTableView::DropPosition | |
| 294 BookmarkTableView::CalculateDropPosition(int y) { | |
| 295 HWND hwnd = GetNativeControlHWND(); | |
| 296 int row_count = RowCount(); | |
| 297 int top_index = ListView_GetTopIndex(hwnd); | |
| 298 if (row_count == 0 || top_index < 0) | |
| 299 return DropPosition(0, false); | |
| 300 | |
| 301 for (int i = top_index; i < row_count; ++i) { | |
| 302 RECT bounds; | |
| 303 ListView_GetItemRect(hwnd, i, &bounds, LVIR_BOUNDS); | |
| 304 if (y < bounds.top) | |
| 305 return DropPosition(i, false); | |
| 306 if (y < bounds.bottom) { | |
| 307 if (bookmark_table_model()->GetNodeForRow(i)->is_folder()) { | |
| 308 if (y < bounds.top + views::kDropBetweenPixels) | |
| 309 return DropPosition(i, false); | |
| 310 if (y >= bounds.bottom - views::kDropBetweenPixels) | |
| 311 return DropPosition(i + 1, false); | |
| 312 return DropPosition(i, true); | |
| 313 } | |
| 314 if (y < (bounds.bottom - bounds.top) / 2 + bounds.top) | |
| 315 return DropPosition(i, false); | |
| 316 return DropPosition(i + 1, false); | |
| 317 } | |
| 318 } | |
| 319 return DropPosition(row_count, false); | |
| 320 } | |
| 321 | |
| 322 const BookmarkNode* BookmarkTableView::GetDropParentAndIndex( | |
| 323 const DropPosition& position, | |
| 324 int* index) { | |
| 325 if (position.on) { | |
| 326 const BookmarkNode* parent = parent_node_->GetChild(position.index); | |
| 327 *index = parent->GetChildCount(); | |
| 328 return parent; | |
| 329 } | |
| 330 *index = position.index; | |
| 331 return parent_node_; | |
| 332 } | |
| 333 | |
| 334 RECT BookmarkTableView::GetDropBetweenHighlightRect(int index) { | |
| 335 RECT bounds = { 0 }; | |
| 336 if (RowCount() == 0) { | |
| 337 bounds.top = content_offset(); | |
| 338 bounds.left = 0; | |
| 339 bounds.right = width(); | |
| 340 } else if (index >= RowCount()) { | |
| 341 ListView_GetItemRect(GetNativeControlHWND(), index - 1, &bounds, | |
| 342 LVIR_BOUNDS); | |
| 343 bounds.top = bounds.bottom - kDropHighlightHeight / 2; | |
| 344 } else { | |
| 345 ListView_GetItemRect(GetNativeControlHWND(), index, &bounds, LVIR_BOUNDS); | |
| 346 bounds.top -= kDropHighlightHeight / 2; | |
| 347 } | |
| 348 bounds.bottom = bounds.top + kDropHighlightHeight; | |
| 349 return bounds; | |
| 350 } | |
| 351 | |
| 352 void BookmarkTableView::UpdateColumns() { | |
| 353 PrefService* prefs = profile_->GetPrefs(); | |
| 354 TableColumn name_column = | |
| 355 TableColumn(IDS_BOOKMARK_TABLE_TITLE, TableColumn::LEFT, -1); | |
| 356 TableColumn url_column = | |
| 357 TableColumn(IDS_BOOKMARK_TABLE_URL, TableColumn::LEFT, -1); | |
| 358 TableColumn path_column = | |
| 359 TableColumn(IDS_BOOKMARK_TABLE_PATH, TableColumn::LEFT, -1); | |
| 360 | |
| 361 std::vector<TableColumn> columns; | |
| 362 if (show_path_column_) { | |
| 363 int name_width = -1; | |
| 364 int url_width = -1; | |
| 365 int path_width = -1; | |
| 366 if (prefs) { | |
| 367 name_width = prefs->GetInteger(prefs::kBookmarkTableNameWidth2); | |
| 368 url_width = prefs->GetInteger(prefs::kBookmarkTableURLWidth2); | |
| 369 path_width = prefs->GetInteger(prefs::kBookmarkTablePathWidth); | |
| 370 } | |
| 371 if (name_width != -1 && url_width != -1 && path_width != -1) { | |
| 372 name_column.width = name_width; | |
| 373 url_column.width = url_width; | |
| 374 path_column.width = path_width; | |
| 375 } else { | |
| 376 name_column.percent = .5; | |
| 377 url_column.percent = .25; | |
| 378 path_column.percent= .25; | |
| 379 } | |
| 380 columns.push_back(name_column); | |
| 381 columns.push_back(url_column); | |
| 382 columns.push_back(path_column); | |
| 383 } else { | |
| 384 int name_width = -1; | |
| 385 int url_width = -1; | |
| 386 if (prefs) { | |
| 387 name_width = prefs->GetInteger(prefs::kBookmarkTableNameWidth1); | |
| 388 url_width = prefs->GetInteger(prefs::kBookmarkTableURLWidth1); | |
| 389 } | |
| 390 if (name_width != -1 && url_width != -1) { | |
| 391 name_column.width = name_width; | |
| 392 url_column.width = url_width; | |
| 393 } else { | |
| 394 name_column.percent = .5; | |
| 395 url_column.percent = .5; | |
| 396 } | |
| 397 columns.push_back(name_column); | |
| 398 columns.push_back(url_column); | |
| 399 } | |
| 400 SetColumns(columns); | |
| 401 for (size_t i = 0; i < columns.size(); ++i) | |
| 402 SetColumnVisibility(columns[i].id, true); | |
| 403 OnModelChanged(); | |
| 404 } | |
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Chromium Code Reviews
Issue 1730015:
Windows/Views: delete native bookmark manager code. (Closed)
