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| 1 // Copyright (c) 2011 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/gtk/browser_toolbar_gtk.h" | |
| 6 | |
| 7 #include <X11/XF86keysym.h> | |
| 8 #include <gdk/gdkkeysyms.h> | |
| 9 #include <gtk/gtk.h> | |
| 10 | |
| 11 #include "app/gtk_dnd_util.h" | |
| 12 #include "app/l10n_util.h" | |
| 13 #include "app/menus/accelerator_gtk.h" | |
| 14 #include "base/base_paths.h" | |
| 15 #include "base/command_line.h" | |
| 16 #include "base/i18n/rtl.h" | |
| 17 #include "base/logging.h" | |
| 18 #include "base/path_service.h" | |
| 19 #include "base/singleton.h" | |
| 20 #include "chrome/app/chrome_command_ids.h" | |
| 21 #include "chrome/browser/background_page_tracker.h" | |
| 22 #include "chrome/browser/gtk/accelerators_gtk.h" | |
| 23 #include "chrome/browser/gtk/back_forward_button_gtk.h" | |
| 24 #include "chrome/browser/gtk/browser_actions_toolbar_gtk.h" | |
| 25 #include "chrome/browser/gtk/browser_window_gtk.h" | |
| 26 #include "chrome/browser/gtk/cairo_cached_surface.h" | |
| 27 #include "chrome/browser/gtk/custom_button.h" | |
| 28 #include "chrome/browser/gtk/gtk_chrome_button.h" | |
| 29 #include "chrome/browser/gtk/gtk_theme_provider.h" | |
| 30 #include "chrome/browser/gtk/gtk_util.h" | |
| 31 #include "chrome/browser/gtk/location_bar_view_gtk.h" | |
| 32 #include "chrome/browser/gtk/reload_button_gtk.h" | |
| 33 #include "chrome/browser/gtk/rounded_window.h" | |
| 34 #include "chrome/browser/gtk/tabs/tab_strip_gtk.h" | |
| 35 #include "chrome/browser/gtk/view_id_util.h" | |
| 36 #include "chrome/browser/metrics/user_metrics.h" | |
| 37 #include "chrome/browser/net/url_fixer_upper.h" | |
| 38 #include "chrome/browser/prefs/pref_service.h" | |
| 39 #include "chrome/browser/profiles/profile.h" | |
| 40 #include "chrome/browser/tab_contents/tab_contents.h" | |
| 41 #include "chrome/browser/themes/browser_theme_provider.h" | |
| 42 #include "chrome/browser/ui/browser.h" | |
| 43 #include "chrome/browser/ui/toolbar/encoding_menu_controller.h" | |
| 44 #include "chrome/browser/upgrade_detector.h" | |
| 45 #include "chrome/common/notification_details.h" | |
| 46 #include "chrome/common/notification_service.h" | |
| 47 #include "chrome/common/notification_type.h" | |
| 48 #include "chrome/common/pref_names.h" | |
| 49 #include "chrome/common/url_constants.h" | |
| 50 #include "gfx/canvas_skia_paint.h" | |
| 51 #include "gfx/gtk_util.h" | |
| 52 #include "gfx/skbitmap_operations.h" | |
| 53 #include "grit/chromium_strings.h" | |
| 54 #include "grit/generated_resources.h" | |
| 55 #include "grit/theme_resources.h" | |
| 56 | |
| 57 namespace { | |
| 58 | |
| 59 // Padding on left and right of the left toolbar buttons (back, forward, reload, | |
| 60 // etc.). | |
| 61 const int kToolbarLeftAreaPadding = 4; | |
| 62 | |
| 63 // Height of the toolbar in pixels (not counting padding). | |
| 64 const int kToolbarHeight = 29; | |
| 65 | |
| 66 // Padding within the toolbar above the buttons and location bar. | |
| 67 const int kTopBottomPadding = 3; | |
| 68 | |
| 69 // Height of the toolbar in pixels when we only show the location bar. | |
| 70 const int kToolbarHeightLocationBarOnly = kToolbarHeight - 2; | |
| 71 | |
| 72 // Interior spacing between toolbar widgets. | |
| 73 const int kToolbarWidgetSpacing = 1; | |
| 74 | |
| 75 // Amount of rounding on top corners of toolbar. Only used in Gtk theme mode. | |
| 76 const int kToolbarCornerSize = 3; | |
| 77 | |
| 78 void SetWidgetHeightRequest(GtkWidget* widget, gpointer user_data) { | |
| 79 gtk_widget_set_size_request(widget, -1, GPOINTER_TO_INT(user_data)); | |
| 80 } | |
| 81 | |
| 82 } // namespace | |
| 83 | |
| 84 // BrowserToolbarGtk, public --------------------------------------------------- | |
| 85 | |
| 86 BrowserToolbarGtk::BrowserToolbarGtk(Browser* browser, BrowserWindowGtk* window) | |
| 87 : toolbar_(NULL), | |
| 88 location_bar_(new LocationBarViewGtk(browser)), | |
| 89 model_(browser->toolbar_model()), | |
| 90 wrench_menu_model_(this, browser), | |
| 91 browser_(browser), | |
| 92 window_(window), | |
| 93 profile_(NULL) { | |
| 94 browser_->command_updater()->AddCommandObserver(IDC_BACK, this); | |
| 95 browser_->command_updater()->AddCommandObserver(IDC_FORWARD, this); | |
| 96 browser_->command_updater()->AddCommandObserver(IDC_HOME, this); | |
| 97 browser_->command_updater()->AddCommandObserver(IDC_BOOKMARK_PAGE, this); | |
| 98 | |
| 99 registrar_.Add(this, | |
| 100 NotificationType::BROWSER_THEME_CHANGED, | |
| 101 NotificationService::AllSources()); | |
| 102 registrar_.Add(this, | |
| 103 NotificationType::UPGRADE_RECOMMENDED, | |
| 104 NotificationService::AllSources()); | |
| 105 registrar_.Add(this, | |
| 106 NotificationType::BACKGROUND_PAGE_TRACKER_CHANGED, | |
| 107 NotificationService::AllSources()); | |
| 108 } | |
| 109 | |
| 110 BrowserToolbarGtk::~BrowserToolbarGtk() { | |
| 111 browser_->command_updater()->RemoveCommandObserver(IDC_BACK, this); | |
| 112 browser_->command_updater()->RemoveCommandObserver(IDC_FORWARD, this); | |
| 113 browser_->command_updater()->RemoveCommandObserver(IDC_HOME, this); | |
| 114 browser_->command_updater()->RemoveCommandObserver(IDC_BOOKMARK_PAGE, this); | |
| 115 | |
| 116 offscreen_entry_.Destroy(); | |
| 117 | |
| 118 wrench_menu_.reset(); | |
| 119 } | |
| 120 | |
| 121 void BrowserToolbarGtk::Init(Profile* profile, | |
| 122 GtkWindow* top_level_window) { | |
| 123 // Make sure to tell the location bar the profile before calling its Init. | |
| 124 SetProfile(profile); | |
| 125 | |
| 126 theme_provider_ = GtkThemeProvider::GetFrom(profile); | |
| 127 offscreen_entry_.Own(gtk_entry_new()); | |
| 128 | |
| 129 show_home_button_.Init(prefs::kShowHomeButton, profile->GetPrefs(), this); | |
| 130 home_page_.Init(prefs::kHomePage, profile->GetPrefs(), this); | |
| 131 home_page_is_new_tab_page_.Init(prefs::kHomePageIsNewTabPage, | |
| 132 profile->GetPrefs(), this); | |
| 133 | |
| 134 event_box_ = gtk_event_box_new(); | |
| 135 // Make the event box transparent so themes can use transparent toolbar | |
| 136 // backgrounds. | |
| 137 if (!theme_provider_->UseGtkTheme()) | |
| 138 gtk_event_box_set_visible_window(GTK_EVENT_BOX(event_box_), FALSE); | |
| 139 | |
| 140 toolbar_ = gtk_hbox_new(FALSE, 0); | |
| 141 alignment_ = gtk_alignment_new(0.0, 0.0, 1.0, 1.0); | |
| 142 UpdateForBookmarkBarVisibility(false); | |
| 143 g_signal_connect(alignment_, "expose-event", | |
| 144 G_CALLBACK(&OnAlignmentExposeThunk), this); | |
| 145 gtk_container_add(GTK_CONTAINER(event_box_), alignment_); | |
| 146 gtk_container_add(GTK_CONTAINER(alignment_), toolbar_); | |
| 147 | |
| 148 toolbar_left_ = gtk_hbox_new(FALSE, kToolbarWidgetSpacing); | |
| 149 | |
| 150 back_.reset(new BackForwardButtonGtk(browser_, false)); | |
| 151 g_signal_connect(back_->widget(), "clicked", | |
| 152 G_CALLBACK(OnButtonClickThunk), this); | |
| 153 gtk_box_pack_start(GTK_BOX(toolbar_left_), back_->widget(), FALSE, | |
| 154 FALSE, 0); | |
| 155 | |
| 156 forward_.reset(new BackForwardButtonGtk(browser_, true)); | |
| 157 g_signal_connect(forward_->widget(), "clicked", | |
| 158 G_CALLBACK(OnButtonClickThunk), this); | |
| 159 gtk_box_pack_start(GTK_BOX(toolbar_left_), forward_->widget(), FALSE, | |
| 160 FALSE, 0); | |
| 161 | |
| 162 reload_.reset(new ReloadButtonGtk(location_bar_.get(), browser_)); | |
| 163 gtk_box_pack_start(GTK_BOX(toolbar_left_), reload_->widget(), FALSE, FALSE, | |
| 164 0); | |
| 165 | |
| 166 home_.reset(new CustomDrawButton(GtkThemeProvider::GetFrom(profile_), | |
| 167 IDR_HOME, IDR_HOME_P, IDR_HOME_H, 0, GTK_STOCK_HOME, | |
| 168 GTK_ICON_SIZE_SMALL_TOOLBAR)); | |
| 169 gtk_widget_set_tooltip_text(home_->widget(), | |
| 170 l10n_util::GetStringUTF8(IDS_TOOLTIP_HOME).c_str()); | |
| 171 g_signal_connect(home_->widget(), "clicked", | |
| 172 G_CALLBACK(OnButtonClickThunk), this); | |
| 173 gtk_box_pack_start(GTK_BOX(toolbar_left_), home_->widget(), FALSE, FALSE, | |
| 174 kToolbarWidgetSpacing); | |
| 175 gtk_util::SetButtonTriggersNavigation(home_->widget()); | |
| 176 | |
| 177 gtk_box_pack_start(GTK_BOX(toolbar_), toolbar_left_, FALSE, FALSE, | |
| 178 kToolbarLeftAreaPadding); | |
| 179 | |
| 180 location_hbox_ = gtk_hbox_new(FALSE, 0); | |
| 181 location_bar_->Init(ShouldOnlyShowLocation()); | |
| 182 gtk_box_pack_start(GTK_BOX(location_hbox_), location_bar_->widget(), TRUE, | |
| 183 TRUE, 0); | |
| 184 | |
| 185 g_signal_connect(location_hbox_, "expose-event", | |
| 186 G_CALLBACK(OnLocationHboxExposeThunk), this); | |
| 187 gtk_box_pack_start(GTK_BOX(toolbar_), location_hbox_, TRUE, TRUE, | |
| 188 ShouldOnlyShowLocation() ? 1 : 0); | |
| 189 | |
| 190 if (!ShouldOnlyShowLocation()) { | |
| 191 actions_toolbar_.reset(new BrowserActionsToolbarGtk(browser_)); | |
| 192 gtk_box_pack_start(GTK_BOX(toolbar_), actions_toolbar_->widget(), | |
| 193 FALSE, FALSE, 0); | |
| 194 } | |
| 195 | |
| 196 wrench_menu_image_ = gtk_image_new_from_pixbuf( | |
| 197 theme_provider_->GetRTLEnabledPixbufNamed(IDR_TOOLS)); | |
| 198 wrench_menu_button_.reset(new CustomDrawButton( | |
| 199 GtkThemeProvider::GetFrom(profile_), | |
| 200 IDR_TOOLS, IDR_TOOLS_P, IDR_TOOLS_H, 0, | |
| 201 wrench_menu_image_)); | |
| 202 GtkWidget* wrench_button = wrench_menu_button_->widget(); | |
| 203 | |
| 204 gtk_widget_set_tooltip_text( | |
| 205 wrench_button, | |
| 206 l10n_util::GetStringFUTF8(IDS_APPMENU_TOOLTIP, | |
| 207 l10n_util::GetStringUTF16(IDS_PRODUCT_NAME)).c_str()); | |
| 208 g_signal_connect(wrench_button, "button-press-event", | |
| 209 G_CALLBACK(OnMenuButtonPressEventThunk), this); | |
| 210 GTK_WIDGET_UNSET_FLAGS(wrench_button, GTK_CAN_FOCUS); | |
| 211 | |
| 212 // Put the wrench button in a box so that we can paint the update notification | |
| 213 // over it. | |
| 214 GtkWidget* wrench_box = gtk_alignment_new(0, 0, 1, 1); | |
| 215 g_signal_connect_after(wrench_box, "expose-event", | |
| 216 G_CALLBACK(OnWrenchMenuButtonExposeThunk), this); | |
| 217 gtk_container_add(GTK_CONTAINER(wrench_box), wrench_button); | |
| 218 gtk_box_pack_start(GTK_BOX(toolbar_), wrench_box, FALSE, FALSE, 4); | |
| 219 | |
| 220 wrench_menu_.reset(new MenuGtk(this, &wrench_menu_model_)); | |
| 221 registrar_.Add(this, NotificationType::ZOOM_LEVEL_CHANGED, | |
| 222 Source<Profile>(browser_->profile())); | |
| 223 | |
| 224 if (ShouldOnlyShowLocation()) { | |
| 225 gtk_widget_show(event_box_); | |
| 226 gtk_widget_show(alignment_); | |
| 227 gtk_widget_show(toolbar_); | |
| 228 gtk_widget_show_all(location_hbox_); | |
| 229 gtk_widget_hide(reload_->widget()); | |
| 230 } else { | |
| 231 gtk_widget_show_all(event_box_); | |
| 232 if (actions_toolbar_->button_count() == 0) | |
| 233 gtk_widget_hide(actions_toolbar_->widget()); | |
| 234 } | |
| 235 // Initialize pref-dependent UI state. | |
| 236 NotifyPrefChanged(NULL); | |
| 237 | |
| 238 // Because the above does a recursive show all on all widgets we need to | |
| 239 // update the icon visibility to hide them. | |
| 240 location_bar_->UpdateContentSettingsIcons(); | |
| 241 | |
| 242 SetViewIDs(); | |
| 243 theme_provider_->InitThemesFor(this); | |
| 244 } | |
| 245 | |
| 246 void BrowserToolbarGtk::SetViewIDs() { | |
| 247 ViewIDUtil::SetID(widget(), VIEW_ID_TOOLBAR); | |
| 248 ViewIDUtil::SetID(back_->widget(), VIEW_ID_BACK_BUTTON); | |
| 249 ViewIDUtil::SetID(forward_->widget(), VIEW_ID_FORWARD_BUTTON); | |
| 250 ViewIDUtil::SetID(reload_->widget(), VIEW_ID_RELOAD_BUTTON); | |
| 251 ViewIDUtil::SetID(home_->widget(), VIEW_ID_HOME_BUTTON); | |
| 252 ViewIDUtil::SetID(location_bar_->widget(), VIEW_ID_LOCATION_BAR); | |
| 253 ViewIDUtil::SetID(wrench_menu_button_->widget(), VIEW_ID_APP_MENU); | |
| 254 } | |
| 255 | |
| 256 void BrowserToolbarGtk::Show() { | |
| 257 gtk_widget_show(toolbar_); | |
| 258 } | |
| 259 | |
| 260 void BrowserToolbarGtk::Hide() { | |
| 261 gtk_widget_hide(toolbar_); | |
| 262 } | |
| 263 | |
| 264 LocationBar* BrowserToolbarGtk::GetLocationBar() const { | |
| 265 return location_bar_.get(); | |
| 266 } | |
| 267 | |
| 268 void BrowserToolbarGtk::UpdateForBookmarkBarVisibility( | |
| 269 bool show_bottom_padding) { | |
| 270 gtk_alignment_set_padding(GTK_ALIGNMENT(alignment_), | |
| 271 ShouldOnlyShowLocation() ? 0 : kTopBottomPadding, | |
| 272 !show_bottom_padding || ShouldOnlyShowLocation() ? 0 : kTopBottomPadding, | |
| 273 0, 0); | |
| 274 } | |
| 275 | |
| 276 void BrowserToolbarGtk::ShowAppMenu() { | |
| 277 wrench_menu_->Cancel(); | |
| 278 wrench_menu_button_->SetPaintOverride(GTK_STATE_ACTIVE); | |
| 279 UserMetrics::RecordAction(UserMetricsAction("ShowAppMenu")); | |
| 280 wrench_menu_->PopupAsFromKeyEvent(wrench_menu_button_->widget()); | |
| 281 } | |
| 282 | |
| 283 // CommandUpdater::CommandObserver --------------------------------------------- | |
| 284 | |
| 285 void BrowserToolbarGtk::EnabledStateChangedForCommand(int id, bool enabled) { | |
| 286 GtkWidget* widget = NULL; | |
| 287 switch (id) { | |
| 288 case IDC_BACK: | |
| 289 widget = back_->widget(); | |
| 290 break; | |
| 291 case IDC_FORWARD: | |
| 292 widget = forward_->widget(); | |
| 293 break; | |
| 294 case IDC_HOME: | |
| 295 if (home_.get()) | |
| 296 widget = home_->widget(); | |
| 297 break; | |
| 298 } | |
| 299 if (widget) { | |
| 300 if (!enabled && GTK_WIDGET_STATE(widget) == GTK_STATE_PRELIGHT) { | |
| 301 // If we're disabling a widget, GTK will helpfully restore it to its | |
| 302 // previous state when we re-enable it, even if that previous state | |
| 303 // is the prelight. This looks bad. See the bug for a simple repro. | |
| 304 // http://code.google.com/p/chromium/issues/detail?id=13729 | |
| 305 gtk_widget_set_state(widget, GTK_STATE_NORMAL); | |
| 306 } | |
| 307 gtk_widget_set_sensitive(widget, enabled); | |
| 308 } | |
| 309 } | |
| 310 | |
| 311 // MenuGtk::Delegate ----------------------------------------------------------- | |
| 312 | |
| 313 void BrowserToolbarGtk::StoppedShowing() { | |
| 314 // Without these calls, the hover state can get stuck since the leave-notify | |
| 315 // event is not sent when clicking a button brings up the menu. | |
| 316 gtk_chrome_button_set_hover_state( | |
| 317 GTK_CHROME_BUTTON(wrench_menu_button_->widget()), 0.0); | |
| 318 wrench_menu_button_->UnsetPaintOverride(); | |
| 319 | |
| 320 // Stop showing the BG page badge when we close the wrench menu. | |
| 321 BackgroundPageTracker::GetInstance()->AcknowledgeBackgroundPages(); | |
| 322 } | |
| 323 | |
| 324 GtkIconSet* BrowserToolbarGtk::GetIconSetForId(int idr) { | |
| 325 return theme_provider_->GetIconSetForId(idr); | |
| 326 } | |
| 327 | |
| 328 // Always show images because we desire that some icons always show | |
| 329 // regardless of the system setting. | |
| 330 bool BrowserToolbarGtk::AlwaysShowIconForCmd(int command_id) const { | |
| 331 return command_id == IDC_UPGRADE_DIALOG || | |
| 332 command_id == IDC_VIEW_BACKGROUND_PAGES; | |
| 333 } | |
| 334 | |
| 335 // menus::AcceleratorProvider | |
| 336 | |
| 337 bool BrowserToolbarGtk::GetAcceleratorForCommandId( | |
| 338 int id, | |
| 339 menus::Accelerator* accelerator) { | |
| 340 const menus::AcceleratorGtk* accelerator_gtk = | |
| 341 AcceleratorsGtk::GetInstance()->GetPrimaryAcceleratorForCommand(id); | |
| 342 if (accelerator_gtk) | |
| 343 *accelerator = *accelerator_gtk; | |
| 344 return !!accelerator_gtk; | |
| 345 } | |
| 346 | |
| 347 // NotificationObserver -------------------------------------------------------- | |
| 348 | |
| 349 void BrowserToolbarGtk::Observe(NotificationType type, | |
| 350 const NotificationSource& source, | |
| 351 const NotificationDetails& details) { | |
| 352 if (type == NotificationType::PREF_CHANGED) { | |
| 353 NotifyPrefChanged(Details<std::string>(details).ptr()); | |
| 354 } else if (type == NotificationType::BROWSER_THEME_CHANGED) { | |
| 355 // Update the spacing around the menu buttons | |
| 356 bool use_gtk = theme_provider_->UseGtkTheme(); | |
| 357 int border = use_gtk ? 0 : 2; | |
| 358 gtk_container_set_border_width( | |
| 359 GTK_CONTAINER(wrench_menu_button_->widget()), border); | |
| 360 | |
| 361 // Force the height of the toolbar so we get the right amount of padding | |
| 362 // above and below the location bar. We always force the size of the widgets | |
| 363 // to either side of the location box, but we only force the location box | |
| 364 // size in chrome-theme mode because that's the only time we try to control | |
| 365 // the font size. | |
| 366 int toolbar_height = ShouldOnlyShowLocation() ? | |
| 367 kToolbarHeightLocationBarOnly : kToolbarHeight; | |
| 368 gtk_container_foreach(GTK_CONTAINER(toolbar_), SetWidgetHeightRequest, | |
| 369 GINT_TO_POINTER(toolbar_height)); | |
| 370 gtk_widget_set_size_request(location_hbox_, -1, | |
| 371 use_gtk ? -1 : toolbar_height); | |
| 372 | |
| 373 // When using the GTK+ theme, we need to have the event box be visible so | |
| 374 // buttons don't get a halo color from the background. When using Chromium | |
| 375 // themes, we want to let the background show through the toolbar. | |
| 376 gtk_event_box_set_visible_window(GTK_EVENT_BOX(event_box_), use_gtk); | |
| 377 | |
| 378 if (use_gtk) { | |
| 379 // We need to manually update the icon if we are in GTK mode. (Note that | |
| 380 // we set the initial value in Init()). | |
| 381 gtk_image_set_from_pixbuf( | |
| 382 GTK_IMAGE(wrench_menu_image_), | |
| 383 theme_provider_->GetRTLEnabledPixbufNamed(IDR_TOOLS)); | |
| 384 } | |
| 385 | |
| 386 UpdateRoundedness(); | |
| 387 } else if (type == NotificationType::UPGRADE_RECOMMENDED || | |
| 388 type == NotificationType::BACKGROUND_PAGE_TRACKER_CHANGED) { | |
| 389 // Redraw the wrench menu to update the badge. | |
| 390 gtk_widget_queue_draw(wrench_menu_button_->widget()); | |
| 391 } else if (type == NotificationType::ZOOM_LEVEL_CHANGED) { | |
| 392 // If our zoom level changed, we need to tell the menu to update its state, | |
| 393 // since the menu could still be open. | |
| 394 wrench_menu_->UpdateMenu(); | |
| 395 } else { | |
| 396 NOTREACHED(); | |
| 397 } | |
| 398 } | |
| 399 | |
| 400 // BrowserToolbarGtk, public --------------------------------------------------- | |
| 401 | |
| 402 void BrowserToolbarGtk::SetProfile(Profile* profile) { | |
| 403 if (profile == profile_) | |
| 404 return; | |
| 405 | |
| 406 profile_ = profile; | |
| 407 location_bar_->SetProfile(profile); | |
| 408 } | |
| 409 | |
| 410 void BrowserToolbarGtk::UpdateTabContents(TabContents* contents, | |
| 411 bool should_restore_state) { | |
| 412 location_bar_->Update(should_restore_state ? contents : NULL); | |
| 413 | |
| 414 if (actions_toolbar_.get()) | |
| 415 actions_toolbar_->Update(); | |
| 416 } | |
| 417 | |
| 418 // BrowserToolbarGtk, private -------------------------------------------------- | |
| 419 | |
| 420 void BrowserToolbarGtk::SetUpDragForHomeButton(bool enable) { | |
| 421 if (enable) { | |
| 422 gtk_drag_dest_set(home_->widget(), GTK_DEST_DEFAULT_ALL, | |
| 423 NULL, 0, GDK_ACTION_COPY); | |
| 424 static const int targets[] = { gtk_dnd_util::TEXT_PLAIN, | |
| 425 gtk_dnd_util::TEXT_URI_LIST, -1 }; | |
| 426 gtk_dnd_util::SetDestTargetList(home_->widget(), targets); | |
| 427 | |
| 428 drop_handler_.reset(new GtkSignalRegistrar()); | |
| 429 drop_handler_->Connect(home_->widget(), "drag-data-received", | |
| 430 G_CALLBACK(OnDragDataReceivedThunk), this); | |
| 431 } else { | |
| 432 gtk_drag_dest_unset(home_->widget()); | |
| 433 drop_handler_.reset(NULL); | |
| 434 } | |
| 435 } | |
| 436 | |
| 437 bool BrowserToolbarGtk::UpdateRoundedness() { | |
| 438 // We still round the corners if we are in chrome theme mode, but we do it by | |
| 439 // drawing theme resources rather than changing the physical shape of the | |
| 440 // widget. | |
| 441 bool should_be_rounded = theme_provider_->UseGtkTheme() && | |
| 442 window_->ShouldDrawContentDropShadow(); | |
| 443 | |
| 444 if (should_be_rounded == gtk_util::IsActingAsRoundedWindow(alignment_)) | |
| 445 return false; | |
| 446 | |
| 447 if (should_be_rounded) { | |
| 448 gtk_util::ActAsRoundedWindow(alignment_, GdkColor(), kToolbarCornerSize, | |
| 449 gtk_util::ROUNDED_TOP, | |
| 450 gtk_util::BORDER_NONE); | |
| 451 } else { | |
| 452 gtk_util::StopActingAsRoundedWindow(alignment_); | |
| 453 } | |
| 454 | |
| 455 return true; | |
| 456 } | |
| 457 | |
| 458 gboolean BrowserToolbarGtk::OnAlignmentExpose(GtkWidget* widget, | |
| 459 GdkEventExpose* e) { | |
| 460 // We may need to update the roundedness of the toolbar's top corners. In | |
| 461 // this case, don't draw; we'll be called again soon enough. | |
| 462 if (UpdateRoundedness()) | |
| 463 return TRUE; | |
| 464 | |
| 465 // We don't need to render the toolbar image in GTK mode. | |
| 466 if (theme_provider_->UseGtkTheme()) | |
| 467 return FALSE; | |
| 468 | |
| 469 cairo_t* cr = gdk_cairo_create(GDK_DRAWABLE(widget->window)); | |
| 470 gdk_cairo_rectangle(cr, &e->area); | |
| 471 cairo_clip(cr); | |
| 472 | |
| 473 gfx::Point tabstrip_origin = | |
| 474 window_->tabstrip()->GetTabStripOriginForWidget(widget); | |
| 475 // Fill the entire region with the toolbar color. | |
| 476 GdkColor color = theme_provider_->GetGdkColor( | |
| 477 BrowserThemeProvider::COLOR_TOOLBAR); | |
| 478 gdk_cairo_set_source_color(cr, &color); | |
| 479 cairo_fill(cr); | |
| 480 | |
| 481 // The horizontal size of the top left and right corner images. | |
| 482 const int kCornerWidth = 4; | |
| 483 // The thickness of the shadow outside the toolbar's bounds; the offset | |
| 484 // between the edge of the toolbar and where we anchor the corner images. | |
| 485 const int kShadowThickness = 2; | |
| 486 | |
| 487 gfx::Rect area(e->area); | |
| 488 gfx::Rect right(widget->allocation.x + widget->allocation.width - | |
| 489 kCornerWidth, | |
| 490 widget->allocation.y - kShadowThickness, | |
| 491 kCornerWidth, | |
| 492 widget->allocation.height + kShadowThickness); | |
| 493 gfx::Rect left(widget->allocation.x - kShadowThickness, | |
| 494 widget->allocation.y - kShadowThickness, | |
| 495 kCornerWidth, | |
| 496 widget->allocation.height + kShadowThickness); | |
| 497 | |
| 498 if (window_->ShouldDrawContentDropShadow()) { | |
| 499 // Leave room to draw rounded corners. | |
| 500 area = area.Subtract(right).Subtract(left); | |
| 501 } | |
| 502 | |
| 503 CairoCachedSurface* background = theme_provider_->GetSurfaceNamed( | |
| 504 IDR_THEME_TOOLBAR, widget); | |
| 505 background->SetSource(cr, tabstrip_origin.x(), tabstrip_origin.y()); | |
| 506 cairo_pattern_set_extend(cairo_get_source(cr), CAIRO_EXTEND_REPEAT); | |
| 507 cairo_rectangle(cr, area.x(), area.y(), area.width(), area.height()); | |
| 508 cairo_fill(cr); | |
| 509 | |
| 510 if (!window_->ShouldDrawContentDropShadow()) { | |
| 511 // The rest of this function is for rounded corners. Our work is done here. | |
| 512 cairo_destroy(cr); | |
| 513 return FALSE; | |
| 514 } | |
| 515 | |
| 516 bool draw_left_corner = left.Intersects(gfx::Rect(e->area)); | |
| 517 bool draw_right_corner = right.Intersects(gfx::Rect(e->area)); | |
| 518 | |
| 519 if (draw_left_corner || draw_right_corner) { | |
| 520 // Create a mask which is composed of the left and/or right corners. | |
| 521 cairo_surface_t* target = cairo_surface_create_similar( | |
| 522 cairo_get_target(cr), | |
| 523 CAIRO_CONTENT_COLOR_ALPHA, | |
| 524 widget->allocation.x + widget->allocation.width, | |
| 525 widget->allocation.y + widget->allocation.height); | |
| 526 cairo_t* copy_cr = cairo_create(target); | |
| 527 | |
| 528 cairo_set_operator(copy_cr, CAIRO_OPERATOR_SOURCE); | |
| 529 if (draw_left_corner) { | |
| 530 CairoCachedSurface* left_corner = theme_provider_->GetSurfaceNamed( | |
| 531 IDR_CONTENT_TOP_LEFT_CORNER_MASK, widget); | |
| 532 left_corner->SetSource(copy_cr, left.x(), left.y()); | |
| 533 cairo_paint(copy_cr); | |
| 534 } | |
| 535 if (draw_right_corner) { | |
| 536 CairoCachedSurface* right_corner = theme_provider_->GetSurfaceNamed( | |
| 537 IDR_CONTENT_TOP_RIGHT_CORNER_MASK, widget); | |
| 538 right_corner->SetSource(copy_cr, right.x(), right.y()); | |
| 539 // We fill a path rather than just painting because we don't want to | |
| 540 // overwrite the left corner. | |
| 541 cairo_rectangle(copy_cr, right.x(), right.y(), | |
| 542 right.width(), right.height()); | |
| 543 cairo_fill(copy_cr); | |
| 544 } | |
| 545 | |
| 546 // Draw the background. CAIRO_OPERATOR_IN uses the existing pixel data as | |
| 547 // an alpha mask. | |
| 548 background->SetSource(copy_cr, tabstrip_origin.x(), tabstrip_origin.y()); | |
| 549 cairo_set_operator(copy_cr, CAIRO_OPERATOR_IN); | |
| 550 cairo_pattern_set_extend(cairo_get_source(copy_cr), CAIRO_EXTEND_REPEAT); | |
| 551 cairo_paint(copy_cr); | |
| 552 cairo_destroy(copy_cr); | |
| 553 | |
| 554 // Copy the temporary surface to the screen. | |
| 555 cairo_set_source_surface(cr, target, 0, 0); | |
| 556 cairo_paint(cr); | |
| 557 cairo_surface_destroy(target); | |
| 558 } | |
| 559 | |
| 560 cairo_destroy(cr); | |
| 561 | |
| 562 return FALSE; // Allow subwidgets to paint. | |
| 563 } | |
| 564 | |
| 565 gboolean BrowserToolbarGtk::OnLocationHboxExpose(GtkWidget* location_hbox, | |
| 566 GdkEventExpose* e) { | |
| 567 if (theme_provider_->UseGtkTheme()) { | |
| 568 gtk_util::DrawTextEntryBackground(offscreen_entry_.get(), | |
| 569 location_hbox, &e->area, | |
| 570 &location_hbox->allocation); | |
| 571 } | |
| 572 | |
| 573 return FALSE; | |
| 574 } | |
| 575 | |
| 576 void BrowserToolbarGtk::OnButtonClick(GtkWidget* button) { | |
| 577 if ((button == back_->widget()) || (button == forward_->widget())) { | |
| 578 if (gtk_util::DispositionForCurrentButtonPressEvent() == CURRENT_TAB) | |
| 579 location_bar_->Revert(); | |
| 580 return; | |
| 581 } | |
| 582 | |
| 583 DCHECK(home_.get() && button == home_->widget()) << | |
| 584 "Unexpected button click callback"; | |
| 585 browser_->Home(gtk_util::DispositionForCurrentButtonPressEvent()); | |
| 586 } | |
| 587 | |
| 588 gboolean BrowserToolbarGtk::OnMenuButtonPressEvent(GtkWidget* button, | |
| 589 GdkEventButton* event) { | |
| 590 if (event->button != 1) | |
| 591 return FALSE; | |
| 592 | |
| 593 wrench_menu_button_->SetPaintOverride(GTK_STATE_ACTIVE); | |
| 594 wrench_menu_->Popup(button, reinterpret_cast<GdkEvent*>(event)); | |
| 595 | |
| 596 return TRUE; | |
| 597 } | |
| 598 | |
| 599 void BrowserToolbarGtk::OnDragDataReceived(GtkWidget* widget, | |
| 600 GdkDragContext* drag_context, gint x, gint y, | |
| 601 GtkSelectionData* data, guint info, guint time) { | |
| 602 if (info != gtk_dnd_util::TEXT_PLAIN) { | |
| 603 NOTIMPLEMENTED() << "Only support plain text drops for now, sorry!"; | |
| 604 return; | |
| 605 } | |
| 606 | |
| 607 GURL url(reinterpret_cast<char*>(data->data)); | |
| 608 if (!url.is_valid()) | |
| 609 return; | |
| 610 | |
| 611 bool url_is_newtab = url.spec() == chrome::kChromeUINewTabURL; | |
| 612 home_page_is_new_tab_page_.SetValue(url_is_newtab); | |
| 613 if (!url_is_newtab) | |
| 614 home_page_.SetValue(url.spec()); | |
| 615 } | |
| 616 | |
| 617 void BrowserToolbarGtk::NotifyPrefChanged(const std::string* pref) { | |
| 618 if (!pref || *pref == prefs::kShowHomeButton) { | |
| 619 if (show_home_button_.GetValue() && !ShouldOnlyShowLocation()) { | |
| 620 gtk_widget_show(home_->widget()); | |
| 621 } else { | |
| 622 gtk_widget_hide(home_->widget()); | |
| 623 } | |
| 624 } | |
| 625 | |
| 626 if (!pref || | |
| 627 *pref == prefs::kHomePage || | |
| 628 *pref == prefs::kHomePageIsNewTabPage) | |
| 629 SetUpDragForHomeButton(!home_page_.IsManaged() && | |
| 630 !home_page_is_new_tab_page_.IsManaged()); | |
| 631 } | |
| 632 | |
| 633 bool BrowserToolbarGtk::ShouldOnlyShowLocation() const { | |
| 634 // If we're a popup window, only show the location bar (omnibox). | |
| 635 return browser_->type() != Browser::TYPE_NORMAL; | |
| 636 } | |
| 637 | |
| 638 gboolean BrowserToolbarGtk::OnWrenchMenuButtonExpose(GtkWidget* sender, | |
| 639 GdkEventExpose* expose) { | |
| 640 const SkBitmap* badge = NULL; | |
| 641 if (UpgradeDetector::GetInstance()->notify_upgrade()) { | |
| 642 badge = theme_provider_->GetBitmapNamed(IDR_UPDATE_BADGE); | |
| 643 } else if (BackgroundPageTracker::GetInstance()-> | |
| 644 GetUnacknowledgedBackgroundPageCount()) { | |
| 645 badge = theme_provider_->GetBitmapNamed(IDR_BACKGROUND_BADGE); | |
| 646 } else { | |
| 647 return FALSE; | |
| 648 } | |
| 649 | |
| 650 // Draw the chrome app menu icon onto the canvas. | |
| 651 gfx::CanvasSkiaPaint canvas(expose, false); | |
| 652 int x_offset = base::i18n::IsRTL() ? 0 : | |
| 653 sender->allocation.width - badge->width(); | |
| 654 int y_offset = 0; | |
| 655 canvas.DrawBitmapInt( | |
| 656 *badge, | |
| 657 sender->allocation.x + x_offset, | |
| 658 sender->allocation.y + y_offset); | |
| 659 | |
| 660 return FALSE; | |
| 661 } | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 6251001:
Move chrome/browser/gtk/ to chrome/browser/ui/gtk/... (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src/