| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/ui/gtk/browser_actions_toolbar_gtk.h" |
| |
| #include <gtk/gtk.h> |
| |
| #include <algorithm> |
| #include <vector> |
| |
| #include "base/bind.h" |
| #include "base/i18n/rtl.h" |
| #include "base/message_loop/message_loop.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "chrome/browser/chrome_notification_types.h" |
| #include "chrome/browser/extensions/api/commands/command_service.h" |
| #include "chrome/browser/extensions/extension_action.h" |
| #include "chrome/browser/extensions/extension_action_icon_factory.h" |
| #include "chrome/browser/extensions/extension_action_manager.h" |
| #include "chrome/browser/extensions/extension_context_menu_model.h" |
| #include "chrome/browser/extensions/extension_service.h" |
| #include "chrome/browser/extensions/extension_system.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/browser/sessions/session_tab_helper.h" |
| #include "chrome/browser/ui/browser.h" |
| #include "chrome/browser/ui/gtk/browser_window_gtk.h" |
| #include "chrome/browser/ui/gtk/custom_button.h" |
| #include "chrome/browser/ui/gtk/extensions/extension_popup_gtk.h" |
| #include "chrome/browser/ui/gtk/gtk_chrome_button.h" |
| #include "chrome/browser/ui/gtk/gtk_chrome_shrinkable_hbox.h" |
| #include "chrome/browser/ui/gtk/gtk_theme_service.h" |
| #include "chrome/browser/ui/gtk/gtk_util.h" |
| #include "chrome/browser/ui/gtk/hover_controller_gtk.h" |
| #include "chrome/browser/ui/gtk/menu_gtk.h" |
| #include "chrome/browser/ui/gtk/view_id_util.h" |
| #include "chrome/browser/ui/tabs/tab_strip_model.h" |
| #include "chrome/common/extensions/extension.h" |
| #include "content/public/browser/notification_details.h" |
| #include "content/public/browser/notification_source.h" |
| #include "extensions/common/manifest_constants.h" |
| #include "grit/theme_resources.h" |
| #include "grit/ui_resources.h" |
| #include "ui/base/accelerators/platform_accelerator_gtk.h" |
| #include "ui/base/resource/resource_bundle.h" |
| #include "ui/gfx/canvas_skia_paint.h" |
| #include "ui/gfx/gtk_compat.h" |
| #include "ui/gfx/gtk_util.h" |
| #include "ui/gfx/image/image.h" |
| #include "ui/gfx/image/image_skia_operations.h" |
| |
| using extensions::Extension; |
| using extensions::ExtensionActionManager; |
| |
| namespace { |
| |
| // The width of the browser action buttons. |
| const int kButtonWidth = 27; |
| |
| // The padding between browser action buttons. |
| const int kButtonPadding = 4; |
| |
| // The padding to the right of the browser action buttons (between the buttons |
| // and chevron if they are both showing). |
| const int kButtonChevronPadding = 2; |
| |
| // The padding to the left, top and bottom of the browser actions toolbar |
| // separator. |
| const int kSeparatorPadding = 2; |
| |
| // Width of the invisible gripper for resizing the toolbar. |
| const int kResizeGripperWidth = 4; |
| |
| const char kDragTarget[] = "application/x-chrome-browseraction"; |
| |
| GtkTargetEntry GetDragTargetEntry() { |
| GtkTargetEntry drag_target; |
| drag_target.target = const_cast<char*>(kDragTarget); |
| drag_target.flags = GTK_TARGET_SAME_APP; |
| drag_target.info = 0; |
| return drag_target; |
| } |
| |
| // The minimum width in pixels of the button hbox if |icon_count| icons are |
| // showing. |
| gint WidthForIconCount(gint icon_count) { |
| return std::max((kButtonWidth + kButtonPadding) * icon_count - kButtonPadding, |
| 0); |
| } |
| |
| } // namespace |
| |
| using ui::SimpleMenuModel; |
| |
| class BrowserActionButton : public content::NotificationObserver, |
| public ExtensionActionIconFactory::Observer, |
| public ExtensionContextMenuModel::PopupDelegate, |
| public MenuGtk::Delegate { |
| public: |
| BrowserActionButton(BrowserActionsToolbarGtk* toolbar, |
| const Extension* extension, |
| GtkThemeService* theme_provider) |
| : toolbar_(toolbar), |
| extension_(extension), |
| image_(NULL), |
| icon_factory_(toolbar->browser()->profile(), extension, |
| browser_action(), this), |
| accel_group_(NULL) { |
| button_.reset(new CustomDrawButton( |
| theme_provider, |
| IDR_BROWSER_ACTION, |
| IDR_BROWSER_ACTION_P, |
| IDR_BROWSER_ACTION_H, |
| 0, |
| NULL)); |
| gtk_widget_set_size_request(button(), kButtonWidth, kButtonWidth); |
| alignment_.Own(gtk_alignment_new(0, 0, 1, 1)); |
| gtk_container_add(GTK_CONTAINER(alignment_.get()), button()); |
| gtk_widget_show(button()); |
| |
| DCHECK(browser_action()); |
| |
| UpdateState(); |
| |
| signals_.Connect(button(), "button-press-event", |
| G_CALLBACK(OnButtonPress), this); |
| signals_.Connect(button(), "clicked", |
| G_CALLBACK(OnClicked), this); |
| signals_.Connect(button(), "drag-begin", |
| G_CALLBACK(OnDragBegin), this); |
| signals_.ConnectAfter(widget(), "expose-event", |
| G_CALLBACK(OnExposeEvent), this); |
| if (toolbar_->browser()->window()) { |
| // If the window exists already, then the browser action button has been |
| // recreated after the window was created, for example when the extension |
| // is reloaded. |
| ConnectBrowserActionPopupAccelerator(); |
| } else { |
| // Window doesn't exist yet, wait for it. |
| signals_.Connect(toolbar->widget(), "realize", |
| G_CALLBACK(OnRealize), this); |
| } |
| |
| registrar_.Add( |
| this, chrome::NOTIFICATION_EXTENSION_BROWSER_ACTION_UPDATED, |
| content::Source<ExtensionAction>(browser_action())); |
| registrar_.Add( |
| this, chrome::NOTIFICATION_EXTENSION_UNLOADED, |
| content::Source<Profile>( |
| toolbar->browser()->profile()->GetOriginalProfile())); |
| registrar_.Add( |
| this, chrome::NOTIFICATION_EXTENSION_COMMAND_ADDED, |
| content::Source<Profile>( |
| toolbar->browser()->profile()->GetOriginalProfile())); |
| registrar_.Add( |
| this, chrome::NOTIFICATION_EXTENSION_COMMAND_REMOVED, |
| content::Source<Profile>( |
| toolbar->browser()->profile()->GetOriginalProfile())); |
| } |
| |
| virtual ~BrowserActionButton() { |
| DisconnectBrowserActionPopupAccelerator(); |
| |
| alignment_.Destroy(); |
| } |
| |
| GtkWidget* button() { return button_->widget(); } |
| |
| GtkWidget* widget() { return alignment_.get(); } |
| |
| const Extension* extension() { return extension_; } |
| |
| // NotificationObserver implementation. |
| virtual void Observe(int type, |
| const content::NotificationSource& source, |
| const content::NotificationDetails& details) OVERRIDE { |
| switch (type) { |
| case chrome::NOTIFICATION_EXTENSION_BROWSER_ACTION_UPDATED: |
| UpdateState(); |
| break; |
| case chrome::NOTIFICATION_EXTENSION_UNLOADED: |
| case chrome::NOTIFICATION_WINDOW_CLOSED: |
| DisconnectBrowserActionPopupAccelerator(); |
| break; |
| case chrome::NOTIFICATION_EXTENSION_COMMAND_ADDED: |
| case chrome::NOTIFICATION_EXTENSION_COMMAND_REMOVED: { |
| std::pair<const std::string, const std::string>* payload = |
| content::Details<std::pair<const std::string, const std::string> >( |
| details).ptr(); |
| if (extension_->id() == payload->first && |
| payload->second == |
| extensions::manifest_values::kBrowserActionCommandEvent) { |
| if (type == chrome::NOTIFICATION_EXTENSION_COMMAND_ADDED) |
| ConnectBrowserActionPopupAccelerator(); |
| else |
| DisconnectBrowserActionPopupAccelerator(); |
| } |
| break; |
| } |
| default: |
| NOTREACHED(); |
| break; |
| } |
| } |
| |
| // ExtensionActionIconFactory::Observer implementation. |
| virtual void OnIconUpdated() OVERRIDE { |
| UpdateState(); |
| } |
| |
| // Updates the button based on the latest state from the associated |
| // browser action. |
| void UpdateState() { |
| int tab_id = toolbar_->GetCurrentTabId(); |
| if (tab_id < 0) |
| return; |
| |
| std::string tooltip = browser_action()->GetTitle(tab_id); |
| if (tooltip.empty()) |
| gtk_widget_set_has_tooltip(button(), FALSE); |
| else |
| gtk_widget_set_tooltip_text(button(), tooltip.c_str()); |
| |
| enabled_ = browser_action()->GetIsVisible(tab_id); |
| if (!enabled_) |
| button_->SetPaintOverride(GTK_STATE_INSENSITIVE); |
| else |
| button_->UnsetPaintOverride(); |
| |
| gfx::Image image = icon_factory_.GetIcon(tab_id); |
| if (!image.IsEmpty()) { |
| if (enabled_) { |
| SetImage(image); |
| } else { |
| SetImage(gfx::Image(gfx::ImageSkiaOperations::CreateTransparentImage( |
| image.AsImageSkia(), .25))); |
| } |
| } |
| |
| gtk_widget_queue_draw(button()); |
| } |
| |
| gfx::Image GetIcon() { |
| return icon_factory_.GetIcon(toolbar_->GetCurrentTabId()); |
| } |
| |
| MenuGtk* GetContextMenu() { |
| if (!extension_->ShowConfigureContextMenus()) |
| return NULL; |
| |
| context_menu_model_ = |
| new ExtensionContextMenuModel(extension_, toolbar_->browser(), this); |
| context_menu_.reset( |
| new MenuGtk(this, context_menu_model_.get())); |
| return context_menu_.get(); |
| } |
| |
| private: |
| // Activate the browser action. |
| void Activate(GtkWidget* widget) { |
| ExtensionToolbarModel* model = toolbar_->model(); |
| const Extension* extension = extension_; |
| Browser* browser = toolbar_->browser(); |
| GURL popup_url; |
| |
| switch (model->ExecuteBrowserAction(extension, browser, &popup_url)) { |
| case ExtensionToolbarModel::ACTION_NONE: |
| break; |
| case ExtensionToolbarModel::ACTION_SHOW_POPUP: |
| ExtensionPopupGtk::Show(popup_url, browser, widget, |
| ExtensionPopupGtk::SHOW); |
| break; |
| } |
| } |
| |
| // MenuGtk::Delegate implementation. |
| virtual void StoppedShowing() OVERRIDE { |
| if (enabled_) |
| button_->UnsetPaintOverride(); |
| else |
| button_->SetPaintOverride(GTK_STATE_INSENSITIVE); |
| |
| // If the context menu was showing for the overflow menu, re-assert the |
| // grab that was shadowed. |
| if (toolbar_->overflow_menu_.get()) |
| gtk_util::GrabAllInput(toolbar_->overflow_menu_->widget()); |
| } |
| |
| virtual void CommandWillBeExecuted() OVERRIDE { |
| // If the context menu was showing for the overflow menu, and a command |
| // is executed, then stop showing the overflow menu. |
| if (toolbar_->overflow_menu_.get()) |
| toolbar_->overflow_menu_->Cancel(); |
| } |
| |
| // ExtensionContextMenuModel::PopupDelegate implementation. |
| virtual void InspectPopup(ExtensionAction* action) OVERRIDE { |
| GURL popup_url = action->GetPopupUrl(toolbar_->GetCurrentTabId()); |
| ExtensionPopupGtk::Show(popup_url, toolbar_->browser(), widget(), |
| ExtensionPopupGtk::SHOW_AND_INSPECT); |
| } |
| |
| void SetImage(const gfx::Image& image) { |
| if (!image_) { |
| image_ = gtk_image_new_from_pixbuf(image.ToGdkPixbuf()); |
| gtk_button_set_image(GTK_BUTTON(button()), image_); |
| } else { |
| gtk_image_set_from_pixbuf(GTK_IMAGE(image_), image.ToGdkPixbuf()); |
| } |
| } |
| |
| static gboolean OnButtonPress(GtkWidget* widget, |
| GdkEventButton* event, |
| BrowserActionButton* button) { |
| if (event->button != 3) |
| return FALSE; |
| |
| MenuGtk* menu = button->GetContextMenu(); |
| if (!menu) |
| return FALSE; |
| |
| button->button_->SetPaintOverride(GTK_STATE_ACTIVE); |
| menu->PopupForWidget(widget, event->button, event->time); |
| |
| return TRUE; |
| } |
| |
| static void OnClicked(GtkWidget* widget, BrowserActionButton* button) { |
| if (button->enabled_) |
| button->Activate(widget); |
| } |
| |
| static gboolean OnExposeEvent(GtkWidget* widget, |
| GdkEventExpose* event, |
| BrowserActionButton* button) { |
| int tab_id = button->toolbar_->GetCurrentTabId(); |
| if (tab_id < 0) |
| return FALSE; |
| |
| ExtensionAction* action = button->browser_action(); |
| if (action->GetBadgeText(tab_id).empty()) |
| return FALSE; |
| |
| gfx::CanvasSkiaPaint canvas(event, false); |
| GtkAllocation allocation; |
| gtk_widget_get_allocation(widget, &allocation); |
| action->PaintBadge(&canvas, gfx::Rect(allocation), tab_id); |
| return FALSE; |
| } |
| |
| static void OnDragBegin(GtkWidget* widget, |
| GdkDragContext* drag_context, |
| BrowserActionButton* button) { |
| // Simply pass along the notification to the toolbar. The point of this |
| // function is to tell the toolbar which BrowserActionButton initiated the |
| // drag. |
| button->toolbar_->DragStarted(button, drag_context); |
| } |
| |
| // The accelerator handler for when the shortcuts to open the popup is struck. |
| static gboolean OnGtkAccelerator(GtkAccelGroup* accel_group, |
| GObject* acceleratable, |
| guint keyval, |
| GdkModifierType modifier, |
| BrowserActionButton* button) { |
| // Open the popup for this extension. |
| GtkWidget* anchor = button->widget(); |
| // The anchor might be in the overflow menu. Then we point to the chevron. |
| if (!gtk_widget_get_visible(anchor)) |
| anchor = button->toolbar_->chevron(); |
| button->Activate(anchor); |
| return TRUE; |
| } |
| |
| // The handler for when the browser action is realized. |user_data| contains a |
| // pointer to the BrowserAction shown. |
| static void OnRealize(GtkWidget* widget, void* user_data) { |
| BrowserActionButton* button = static_cast<BrowserActionButton*>(user_data); |
| button->ConnectBrowserActionPopupAccelerator(); |
| } |
| |
| // Connect the accelerator for the browser action popup. |
| void ConnectBrowserActionPopupAccelerator() { |
| extensions::CommandService* command_service = |
| extensions::CommandService::Get(toolbar_->browser()->profile()); |
| extensions::Command command; |
| if (command_service->GetBrowserActionCommand(extension_->id(), |
| extensions::CommandService::ACTIVE_ONLY, |
| &command, |
| NULL)) { |
| // Found the browser action shortcut command, register it. |
| keybinding_ = command.accelerator(); |
| |
| gfx::NativeWindow window = |
| toolbar_->browser()->window()->GetNativeWindow(); |
| accel_group_ = gtk_accel_group_new(); |
| gtk_window_add_accel_group(window, accel_group_); |
| |
| gtk_accel_group_connect( |
| accel_group_, |
| ui::GetGdkKeyCodeForAccelerator(keybinding_), |
| ui::GetGdkModifierForAccelerator(keybinding_), |
| GtkAccelFlags(0), |
| g_cclosure_new(G_CALLBACK(OnGtkAccelerator), this, NULL)); |
| |
| // Since we've added an accelerator, we'll need to unregister it before |
| // the window is closed, so we listen for the window being closed. |
| registrar_.Add(this, |
| chrome::NOTIFICATION_WINDOW_CLOSED, |
| content::Source<GtkWindow>(window)); |
| } |
| } |
| |
| // Disconnect the accelerator for the browser action popup and delete clean up |
| // the accelerator group registration. |
| void DisconnectBrowserActionPopupAccelerator() { |
| if (accel_group_) { |
| gfx::NativeWindow window = |
| toolbar_->browser()->window()->GetNativeWindow(); |
| gtk_accel_group_disconnect_key( |
| accel_group_, |
| ui::GetGdkKeyCodeForAccelerator(keybinding_), |
| GetGdkModifierForAccelerator(keybinding_)); |
| gtk_window_remove_accel_group(window, accel_group_); |
| g_object_unref(accel_group_); |
| accel_group_ = NULL; |
| keybinding_ = ui::Accelerator(); |
| |
| // We've removed the accelerator, so no need to listen to this anymore. |
| registrar_.Remove(this, |
| chrome::NOTIFICATION_WINDOW_CLOSED, |
| content::Source<GtkWindow>(window)); |
| } |
| } |
| |
| ExtensionAction* browser_action() const { |
| return ExtensionActionManager::Get(toolbar_->browser()->profile())-> |
| GetBrowserAction(*extension_); |
| } |
| |
| // The toolbar containing this button. |
| BrowserActionsToolbarGtk* toolbar_; |
| |
| // The extension that contains this browser action. |
| const Extension* extension_; |
| |
| // The button for this browser action. |
| scoped_ptr<CustomDrawButton> button_; |
| |
| // Whether the browser action is enabled (equivalent to whether a page action |
| // is visible). |
| bool enabled_; |
| |
| // The top level widget (parent of |button_|). |
| ui::OwnedWidgetGtk alignment_; |
| |
| // The one image subwidget in |button_|. We keep this out so we don't alter |
| // the widget hierarchy while changing the button image because changing the |
| // GTK widget hierarchy invalidates all tooltips and several popular |
| // extensions change browser action icon in a loop. |
| GtkWidget* image_; |
| |
| // The object that will be used to get the browser action icon for us. |
| // It may load the icon asynchronously (in which case the initial icon |
| // returned by the factory will be transparent), so we have to observe it for |
| // updates to the icon. |
| ExtensionActionIconFactory icon_factory_; |
| |
| // Same as |default_icon_|, but stored as SkBitmap. |
| SkBitmap default_skbitmap_; |
| |
| ui::GtkSignalRegistrar signals_; |
| content::NotificationRegistrar registrar_; |
| |
| // The accelerator group used to handle accelerators, owned by this object. |
| GtkAccelGroup* accel_group_; |
| |
| // The keybinding accelerator registered to show the browser action popup. |
| ui::Accelerator keybinding_; |
| |
| // The context menu view and model for this extension action. |
| scoped_ptr<MenuGtk> context_menu_; |
| scoped_refptr<ExtensionContextMenuModel> context_menu_model_; |
| |
| friend class BrowserActionsToolbarGtk; |
| }; |
| |
| // BrowserActionsToolbarGtk ---------------------------------------------------- |
| |
| BrowserActionsToolbarGtk::BrowserActionsToolbarGtk(Browser* browser) |
| : browser_(browser), |
| profile_(browser->profile()), |
| theme_service_(GtkThemeService::GetFrom(browser->profile())), |
| model_(NULL), |
| hbox_(gtk_hbox_new(FALSE, 0)), |
| button_hbox_(gtk_chrome_shrinkable_hbox_new(TRUE, FALSE, kButtonPadding)), |
| drag_button_(NULL), |
| drop_index_(-1), |
| resize_animation_(this), |
| desired_width_(0), |
| start_width_(0), |
| weak_factory_(this) { |
| ExtensionService* extension_service = |
| extensions::ExtensionSystem::Get(profile_)->extension_service(); |
| if (!extension_service) |
| return; |
| |
| overflow_button_.reset(new CustomDrawButton( |
| theme_service_, |
| IDR_BROWSER_ACTIONS_OVERFLOW, |
| IDR_BROWSER_ACTIONS_OVERFLOW_P, |
| IDR_BROWSER_ACTIONS_OVERFLOW_H, |
| 0, |
| gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_NONE))); |
| |
| GtkWidget* gripper = gtk_button_new(); |
| gtk_widget_set_size_request(gripper, kResizeGripperWidth, -1); |
| gtk_widget_set_can_focus(gripper, FALSE); |
| |
| gtk_widget_add_events(gripper, GDK_POINTER_MOTION_MASK); |
| signals_.Connect(gripper, "motion-notify-event", |
| G_CALLBACK(OnGripperMotionNotifyThunk), this); |
| signals_.Connect(gripper, "expose-event", |
| G_CALLBACK(OnGripperExposeThunk), this); |
| signals_.Connect(gripper, "enter-notify-event", |
| G_CALLBACK(OnGripperEnterNotifyThunk), this); |
| signals_.Connect(gripper, "leave-notify-event", |
| G_CALLBACK(OnGripperLeaveNotifyThunk), this); |
| signals_.Connect(gripper, "button-release-event", |
| G_CALLBACK(OnGripperButtonReleaseThunk), this); |
| signals_.Connect(gripper, "button-press-event", |
| G_CALLBACK(OnGripperButtonPressThunk), this); |
| signals_.Connect(chevron(), "button-press-event", |
| G_CALLBACK(OnOverflowButtonPressThunk), this); |
| |
| // |overflow_alignment| adds padding to the right of the browser action |
| // buttons, but only appears when the overflow menu is showing. |
| overflow_alignment_.Own(gtk_alignment_new(0, 0, 1, 1)); |
| gtk_container_add(GTK_CONTAINER(overflow_alignment_.get()), chevron()); |
| |
| // |overflow_area_| holds the overflow chevron and the separator, which |
| // is only shown in GTK+ theme mode. |
| overflow_area_.Own(gtk_hbox_new(FALSE, 0)); |
| gtk_box_pack_start(GTK_BOX(overflow_area_.get()), overflow_alignment_.get(), |
| FALSE, FALSE, 0); |
| |
| separator_.Own(gtk_vseparator_new()); |
| gtk_box_pack_start(GTK_BOX(overflow_area_.get()), separator_.get(), |
| FALSE, FALSE, 0); |
| gtk_widget_set_no_show_all(separator_.get(), TRUE); |
| |
| gtk_widget_show_all(overflow_area_.get()); |
| gtk_widget_set_no_show_all(overflow_area_.get(), TRUE); |
| |
| gtk_box_pack_start(GTK_BOX(hbox_.get()), gripper, FALSE, FALSE, 0); |
| gtk_box_pack_start(GTK_BOX(hbox_.get()), button_hbox_.get(), TRUE, TRUE, 0); |
| gtk_box_pack_start(GTK_BOX(hbox_.get()), overflow_area_.get(), FALSE, FALSE, |
| 0); |
| |
| model_ = extension_service->toolbar_model(); |
| model_->AddObserver(this); |
| SetupDrags(); |
| |
| if (model_->extensions_initialized()) { |
| CreateAllButtons(); |
| SetContainerWidth(); |
| } |
| |
| // We want to connect to "set-focus" on the toplevel window; we have to wait |
| // until we are added to a toplevel window to do so. |
| signals_.Connect(widget(), "hierarchy-changed", |
| G_CALLBACK(OnHierarchyChangedThunk), this); |
| |
| ViewIDUtil::SetID(button_hbox_.get(), VIEW_ID_BROWSER_ACTION_TOOLBAR); |
| |
| registrar_.Add(this, |
| chrome::NOTIFICATION_BROWSER_THEME_CHANGED, |
| content::Source<ThemeService>(theme_service_)); |
| theme_service_->InitThemesFor(this); |
| } |
| |
| BrowserActionsToolbarGtk::~BrowserActionsToolbarGtk() { |
| if (model_) |
| model_->RemoveObserver(this); |
| button_hbox_.Destroy(); |
| hbox_.Destroy(); |
| } |
| |
| int BrowserActionsToolbarGtk::GetCurrentTabId() const { |
| content::WebContents* active_tab = |
| browser_->tab_strip_model()->GetActiveWebContents(); |
| if (!active_tab) |
| return -1; |
| |
| return SessionTabHelper::FromWebContents(active_tab)->session_id().id(); |
| } |
| |
| void BrowserActionsToolbarGtk::Update() { |
| for (ExtensionButtonMap::iterator iter = extension_button_map_.begin(); |
| iter != extension_button_map_.end(); ++iter) { |
| iter->second->UpdateState(); |
| } |
| } |
| |
| void BrowserActionsToolbarGtk::Observe( |
| int type, |
| const content::NotificationSource& source, |
| const content::NotificationDetails& details) { |
| DCHECK(chrome::NOTIFICATION_BROWSER_THEME_CHANGED == type); |
| gtk_widget_set_visible(separator_.get(), theme_service_->UsingNativeTheme()); |
| } |
| |
| void BrowserActionsToolbarGtk::SetupDrags() { |
| GtkTargetEntry drag_target = GetDragTargetEntry(); |
| gtk_drag_dest_set(button_hbox_.get(), GTK_DEST_DEFAULT_DROP, &drag_target, 1, |
| GDK_ACTION_MOVE); |
| |
| signals_.Connect(button_hbox_.get(), "drag-motion", |
| G_CALLBACK(OnDragMotionThunk), this); |
| } |
| |
| void BrowserActionsToolbarGtk::CreateAllButtons() { |
| extension_button_map_.clear(); |
| |
| int i = 0; |
| const extensions::ExtensionList& toolbar_items = model_->toolbar_items(); |
| for (extensions::ExtensionList::const_iterator iter = toolbar_items.begin(); |
| iter != toolbar_items.end(); ++iter) { |
| CreateButtonForExtension(iter->get(), i++); |
| } |
| } |
| |
| void BrowserActionsToolbarGtk::SetContainerWidth() { |
| int showing_actions = model_->GetVisibleIconCount(); |
| if (showing_actions >= 0) |
| SetButtonHBoxWidth(WidthForIconCount(showing_actions)); |
| } |
| |
| void BrowserActionsToolbarGtk::CreateButtonForExtension( |
| const Extension* extension, int index) { |
| if (!ShouldDisplayBrowserAction(extension)) |
| return; |
| |
| if (profile_->IsOffTheRecord()) |
| index = model_->OriginalIndexToIncognito(index); |
| |
| RemoveButtonForExtension(extension); |
| linked_ptr<BrowserActionButton> button( |
| new BrowserActionButton(this, extension, theme_service_)); |
| gtk_chrome_shrinkable_hbox_pack_start( |
| GTK_CHROME_SHRINKABLE_HBOX(button_hbox_.get()), button->widget(), 0); |
| gtk_box_reorder_child(GTK_BOX(button_hbox_.get()), button->widget(), index); |
| extension_button_map_[extension->id()] = button; |
| |
| GtkTargetEntry drag_target = GetDragTargetEntry(); |
| gtk_drag_source_set(button->button(), GDK_BUTTON1_MASK, &drag_target, 1, |
| GDK_ACTION_MOVE); |
| // We ignore whether the drag was a "success" or "failure" in Gtk's opinion. |
| signals_.Connect(button->button(), "drag-end", |
| G_CALLBACK(&OnDragEndThunk), this); |
| signals_.Connect(button->button(), "drag-failed", |
| G_CALLBACK(&OnDragFailedThunk), this); |
| |
| // Any time a browser action button is shown or hidden we have to update |
| // the chevron state. |
| signals_.Connect(button->widget(), "show", |
| G_CALLBACK(&OnButtonShowOrHideThunk), this); |
| signals_.Connect(button->widget(), "hide", |
| G_CALLBACK(&OnButtonShowOrHideThunk), this); |
| |
| gtk_widget_show(button->widget()); |
| |
| UpdateVisibility(); |
| } |
| |
| GtkWidget* BrowserActionsToolbarGtk::GetBrowserActionWidget( |
| const Extension* extension) { |
| ExtensionButtonMap::iterator it = extension_button_map_.find( |
| extension->id()); |
| if (it == extension_button_map_.end()) |
| return NULL; |
| |
| return it->second.get()->widget(); |
| } |
| |
| void BrowserActionsToolbarGtk::RemoveButtonForExtension( |
| const Extension* extension) { |
| if (extension_button_map_.erase(extension->id())) |
| UpdateVisibility(); |
| UpdateChevronVisibility(); |
| } |
| |
| void BrowserActionsToolbarGtk::UpdateVisibility() { |
| gtk_widget_set_visible(widget(), button_count() != 0); |
| } |
| |
| bool BrowserActionsToolbarGtk::ShouldDisplayBrowserAction( |
| const Extension* extension) { |
| // Only display incognito-enabled extensions while in incognito mode. |
| return (!profile_->IsOffTheRecord() || |
| extensions::ExtensionSystem::Get(profile_)->extension_service()-> |
| IsIncognitoEnabled(extension->id())); |
| } |
| |
| void BrowserActionsToolbarGtk::HidePopup() { |
| ExtensionPopupGtk* popup = ExtensionPopupGtk::get_current_extension_popup(); |
| if (popup) |
| popup->DestroyPopup(); |
| } |
| |
| void BrowserActionsToolbarGtk::AnimateToShowNIcons(int count) { |
| desired_width_ = WidthForIconCount(count); |
| |
| GtkAllocation allocation; |
| gtk_widget_get_allocation(button_hbox_.get(), &allocation); |
| start_width_ = allocation.width; |
| |
| resize_animation_.Reset(); |
| resize_animation_.Show(); |
| } |
| |
| void BrowserActionsToolbarGtk::BrowserActionAdded(const Extension* extension, |
| int index) { |
| overflow_menu_.reset(); |
| |
| CreateButtonForExtension(extension, index); |
| |
| // If we are still initializing the container, don't bother animating. |
| if (!model_->extensions_initialized()) |
| return; |
| |
| // Animate the addition if we are showing all browser action buttons. |
| if (!gtk_widget_get_visible(overflow_area_.get())) { |
| AnimateToShowNIcons(button_count()); |
| model_->SetVisibleIconCount(button_count()); |
| } |
| } |
| |
| void BrowserActionsToolbarGtk::BrowserActionRemoved( |
| const Extension* extension) { |
| overflow_menu_.reset(); |
| |
| if (drag_button_ != NULL) { |
| // Break the current drag. |
| gtk_grab_remove(button_hbox_.get()); |
| } |
| |
| RemoveButtonForExtension(extension); |
| |
| if (!gtk_widget_get_visible(overflow_area_.get())) { |
| AnimateToShowNIcons(button_count()); |
| model_->SetVisibleIconCount(button_count()); |
| } |
| } |
| |
| void BrowserActionsToolbarGtk::BrowserActionMoved(const Extension* extension, |
| int index) { |
| // We initiated this move action, and have already moved the button. |
| if (drag_button_ != NULL) |
| return; |
| |
| GtkWidget* button_widget = GetBrowserActionWidget(extension); |
| if (!button_widget) { |
| if (ShouldDisplayBrowserAction(extension)) |
| NOTREACHED(); |
| return; |
| } |
| |
| if (profile_->IsOffTheRecord()) |
| index = model_->OriginalIndexToIncognito(index); |
| |
| gtk_box_reorder_child(GTK_BOX(button_hbox_.get()), button_widget, index); |
| } |
| |
| void BrowserActionsToolbarGtk::ModelLoaded() { |
| SetContainerWidth(); |
| } |
| |
| void BrowserActionsToolbarGtk::AnimationProgressed( |
| const gfx::Animation* animation) { |
| int width = start_width_ + (desired_width_ - start_width_) * |
| animation->GetCurrentValue(); |
| gtk_widget_set_size_request(button_hbox_.get(), width, -1); |
| |
| if (width == desired_width_) |
| resize_animation_.Reset(); |
| } |
| |
| void BrowserActionsToolbarGtk::AnimationEnded(const gfx::Animation* animation) { |
| gtk_widget_set_size_request(button_hbox_.get(), desired_width_, -1); |
| UpdateChevronVisibility(); |
| } |
| |
| bool BrowserActionsToolbarGtk::IsCommandIdChecked(int command_id) const { |
| return false; |
| } |
| |
| bool BrowserActionsToolbarGtk::IsCommandIdEnabled(int command_id) const { |
| const Extension* extension = model_->toolbar_items()[command_id].get(); |
| return ExtensionActionManager::Get(profile_)->GetBrowserAction(*extension) |
| ->GetIsVisible(GetCurrentTabId()); |
| } |
| |
| bool BrowserActionsToolbarGtk::GetAcceleratorForCommandId( |
| int command_id, |
| ui::Accelerator* accelerator) { |
| return false; |
| } |
| |
| void BrowserActionsToolbarGtk::ExecuteCommand(int command_id, int event_flags) { |
| const Extension* extension = model_->toolbar_items()[command_id].get(); |
| GURL popup_url; |
| |
| switch (model_->ExecuteBrowserAction(extension, browser(), &popup_url)) { |
| case ExtensionToolbarModel::ACTION_NONE: |
| break; |
| case ExtensionToolbarModel::ACTION_SHOW_POPUP: |
| ExtensionPopupGtk::Show(popup_url, browser(), chevron(), |
| ExtensionPopupGtk::SHOW); |
| break; |
| } |
| } |
| |
| void BrowserActionsToolbarGtk::StoppedShowing() { |
| overflow_button_->UnsetPaintOverride(); |
| } |
| |
| bool BrowserActionsToolbarGtk::AlwaysShowIconForCmd(int command_id) const { |
| return true; |
| } |
| |
| void BrowserActionsToolbarGtk::DragStarted(BrowserActionButton* button, |
| GdkDragContext* drag_context) { |
| // No representation of the widget following the cursor. |
| GdkPixbuf* pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, 1, 1); |
| gtk_drag_set_icon_pixbuf(drag_context, pixbuf, 0, 0); |
| g_object_unref(pixbuf); |
| |
| DCHECK(!drag_button_); |
| drag_button_ = button; |
| } |
| |
| void BrowserActionsToolbarGtk::SetButtonHBoxWidth(int new_width) { |
| gint max_width = WidthForIconCount(button_count()); |
| new_width = std::min(max_width, new_width); |
| new_width = std::max(new_width, 0); |
| gtk_widget_set_size_request(button_hbox_.get(), new_width, -1); |
| } |
| |
| void BrowserActionsToolbarGtk::UpdateChevronVisibility() { |
| int showing_icon_count = |
| gtk_chrome_shrinkable_hbox_get_visible_child_count( |
| GTK_CHROME_SHRINKABLE_HBOX(button_hbox_.get())); |
| if (showing_icon_count == 0) { |
| gtk_alignment_set_padding(GTK_ALIGNMENT(overflow_alignment_.get()), |
| 0, 0, 0, 0); |
| } else { |
| gtk_alignment_set_padding(GTK_ALIGNMENT(overflow_alignment_.get()), |
| 0, 0, kButtonChevronPadding, 0); |
| } |
| |
| if (button_count() > showing_icon_count) { |
| if (!gtk_widget_get_visible(overflow_area_.get())) { |
| if (drag_button_) { |
| // During drags, when the overflow chevron shows for the first time, |
| // take that much space away from |button_hbox_| to make the drag look |
| // smoother. |
| GtkRequisition req; |
| gtk_widget_size_request(chevron(), &req); |
| gint overflow_width = req.width; |
| gtk_widget_size_request(button_hbox_.get(), &req); |
| gint button_hbox_width = req.width; |
| button_hbox_width = std::max(button_hbox_width - overflow_width, 0); |
| gtk_widget_set_size_request(button_hbox_.get(), button_hbox_width, -1); |
| } |
| |
| gtk_widget_show(overflow_area_.get()); |
| } |
| } else { |
| gtk_widget_hide(overflow_area_.get()); |
| } |
| } |
| |
| gboolean BrowserActionsToolbarGtk::OnDragMotion(GtkWidget* widget, |
| GdkDragContext* drag_context, |
| gint x, gint y, guint time) { |
| // Only handle drags we initiated. |
| if (!drag_button_) |
| return FALSE; |
| |
| if (base::i18n::IsRTL()) { |
| GtkAllocation allocation; |
| gtk_widget_get_allocation(widget, &allocation); |
| x = allocation.width - x; |
| } |
| |
| drop_index_ = x < kButtonWidth ? 0 : x / (kButtonWidth + kButtonPadding); |
| |
| // We will go ahead and reorder the child in order to provide visual feedback |
| // to the user. We don't inform the model that it has moved until the drag |
| // ends. |
| gtk_box_reorder_child(GTK_BOX(button_hbox_.get()), drag_button_->widget(), |
| drop_index_); |
| |
| gdk_drag_status(drag_context, GDK_ACTION_MOVE, time); |
| return TRUE; |
| } |
| |
| void BrowserActionsToolbarGtk::OnDragEnd(GtkWidget* button, |
| GdkDragContext* drag_context) { |
| if (drop_index_ != -1) { |
| if (profile_->IsOffTheRecord()) |
| drop_index_ = model_->IncognitoIndexToOriginal(drop_index_); |
| |
| model_->MoveBrowserAction(drag_button_->extension(), drop_index_); |
| } |
| |
| drag_button_ = NULL; |
| drop_index_ = -1; |
| } |
| |
| gboolean BrowserActionsToolbarGtk::OnDragFailed(GtkWidget* widget, |
| GdkDragContext* drag_context, |
| GtkDragResult result) { |
| // We connect to this signal and return TRUE so that the default failure |
| // animation (wherein the drag widget floats back to the start of the drag) |
| // does not show, and the drag-end signal is emitted immediately instead of |
| // several seconds later. |
| return TRUE; |
| } |
| |
| void BrowserActionsToolbarGtk::OnHierarchyChanged( |
| GtkWidget* widget, GtkWidget* previous_toplevel) { |
| GtkWidget* toplevel = gtk_widget_get_toplevel(widget); |
| if (!gtk_widget_is_toplevel(toplevel)) |
| return; |
| |
| signals_.Connect(toplevel, "set-focus", G_CALLBACK(OnSetFocusThunk), this); |
| } |
| |
| void BrowserActionsToolbarGtk::OnSetFocus(GtkWidget* widget, |
| GtkWidget* focus_widget) { |
| ExtensionPopupGtk* popup = ExtensionPopupGtk::get_current_extension_popup(); |
| // The focus of the parent window has changed. Close the popup. Delay the hide |
| // because it will destroy the RenderViewHost, which may still be on the |
| // call stack. |
| if (!popup || popup->being_inspected()) |
| return; |
| base::MessageLoop::current()->PostTask( |
| FROM_HERE, |
| base::Bind(&BrowserActionsToolbarGtk::HidePopup, |
| weak_factory_.GetWeakPtr())); |
| } |
| |
| gboolean BrowserActionsToolbarGtk::OnGripperMotionNotify( |
| GtkWidget* widget, GdkEventMotion* event) { |
| if (!(event->state & GDK_BUTTON1_MASK)) |
| return FALSE; |
| |
| // Calculate how much the user dragged the gripper and subtract that off the |
| // button container's width. |
| int distance_dragged; |
| if (base::i18n::IsRTL()) { |
| distance_dragged = -event->x; |
| } else { |
| GtkAllocation widget_allocation; |
| gtk_widget_get_allocation(widget, &widget_allocation); |
| distance_dragged = event->x - widget_allocation.width; |
| } |
| |
| GtkAllocation button_hbox_allocation; |
| gtk_widget_get_allocation(button_hbox_.get(), &button_hbox_allocation); |
| gint new_width = button_hbox_allocation.width - distance_dragged; |
| SetButtonHBoxWidth(new_width); |
| |
| return FALSE; |
| } |
| |
| gboolean BrowserActionsToolbarGtk::OnGripperExpose(GtkWidget* gripper, |
| GdkEventExpose* expose) { |
| return TRUE; |
| } |
| |
| // These three signal handlers (EnterNotify, LeaveNotify, and ButtonRelease) |
| // are used to give the gripper the resize cursor. Since it doesn't have its |
| // own window, we have to set the cursor whenever the pointer moves into the |
| // button or leaves the button, and be sure to leave it on when the user is |
| // dragging. |
| gboolean BrowserActionsToolbarGtk::OnGripperEnterNotify( |
| GtkWidget* gripper, GdkEventCrossing* event) { |
| gdk_window_set_cursor(gtk_widget_get_window(gripper), |
| gfx::GetCursor(GDK_SB_H_DOUBLE_ARROW)); |
| return FALSE; |
| } |
| |
| gboolean BrowserActionsToolbarGtk::OnGripperLeaveNotify( |
| GtkWidget* gripper, GdkEventCrossing* event) { |
| if (!(event->state & GDK_BUTTON1_MASK)) |
| gdk_window_set_cursor(gtk_widget_get_window(gripper), NULL); |
| return FALSE; |
| } |
| |
| gboolean BrowserActionsToolbarGtk::OnGripperButtonRelease( |
| GtkWidget* gripper, GdkEventButton* event) { |
| GtkAllocation allocation; |
| gtk_widget_get_allocation(gripper, &allocation); |
| gfx::Rect gripper_rect(0, 0, allocation.width, allocation.height); |
| |
| gfx::Point release_point(event->x, event->y); |
| if (!gripper_rect.Contains(release_point)) |
| gdk_window_set_cursor(gtk_widget_get_window(gripper), NULL); |
| |
| // After the user resizes the toolbar, we want to smartly resize it to be |
| // the perfect size to fit the buttons. |
| int visible_icon_count = |
| gtk_chrome_shrinkable_hbox_get_visible_child_count( |
| GTK_CHROME_SHRINKABLE_HBOX(button_hbox_.get())); |
| AnimateToShowNIcons(visible_icon_count); |
| model_->SetVisibleIconCount(visible_icon_count); |
| |
| return FALSE; |
| } |
| |
| gboolean BrowserActionsToolbarGtk::OnGripperButtonPress( |
| GtkWidget* gripper, GdkEventButton* event) { |
| resize_animation_.Reset(); |
| |
| return FALSE; |
| } |
| |
| gboolean BrowserActionsToolbarGtk::OnOverflowButtonPress( |
| GtkWidget* overflow, GdkEventButton* event) { |
| overflow_menu_model_.reset(new SimpleMenuModel(this)); |
| |
| int visible_icon_count = |
| gtk_chrome_shrinkable_hbox_get_visible_child_count( |
| GTK_CHROME_SHRINKABLE_HBOX(button_hbox_.get())); |
| for (int i = visible_icon_count; i < button_count(); ++i) { |
| int model_index = i; |
| if (profile_->IsOffTheRecord()) |
| model_index = model_->IncognitoIndexToOriginal(i); |
| |
| const Extension* extension = model_->toolbar_items()[model_index].get(); |
| BrowserActionButton* button = extension_button_map_[extension->id()].get(); |
| |
| overflow_menu_model_->AddItem(model_index, UTF8ToUTF16(extension->name())); |
| overflow_menu_model_->SetIcon(overflow_menu_model_->GetItemCount() - 1, |
| button->GetIcon()); |
| |
| // TODO(estade): set the menu item's tooltip. |
| } |
| |
| overflow_menu_.reset(new MenuGtk(this, overflow_menu_model_.get())); |
| signals_.Connect(overflow_menu_->widget(), "button-press-event", |
| G_CALLBACK(OnOverflowMenuButtonPressThunk), this); |
| |
| overflow_button_->SetPaintOverride(GTK_STATE_ACTIVE); |
| overflow_menu_->PopupAsFromKeyEvent(chevron()); |
| |
| return FALSE; |
| } |
| |
| gboolean BrowserActionsToolbarGtk::OnOverflowMenuButtonPress( |
| GtkWidget* overflow, GdkEventButton* event) { |
| if (event->button != 3) |
| return FALSE; |
| |
| GtkWidget* menu_item = GTK_MENU_SHELL(overflow)->active_menu_item; |
| if (!menu_item) |
| return FALSE; |
| |
| int item_index = g_list_index(GTK_MENU_SHELL(overflow)->children, menu_item); |
| if (item_index == -1) { |
| NOTREACHED(); |
| return FALSE; |
| } |
| |
| item_index += gtk_chrome_shrinkable_hbox_get_visible_child_count( |
| GTK_CHROME_SHRINKABLE_HBOX(button_hbox_.get())); |
| if (profile_->IsOffTheRecord()) |
| item_index = model_->IncognitoIndexToOriginal(item_index); |
| |
| const Extension* extension = model_->toolbar_items()[item_index].get(); |
| ExtensionButtonMap::iterator it = extension_button_map_.find(extension->id()); |
| if (it == extension_button_map_.end()) { |
| NOTREACHED(); |
| return FALSE; |
| } |
| |
| MenuGtk* menu = it->second.get()->GetContextMenu(); |
| if (!menu) |
| return FALSE; |
| |
| menu->PopupAsContext(gfx::Point(event->x_root, event->y_root), |
| event->time); |
| return TRUE; |
| } |
| |
| void BrowserActionsToolbarGtk::OnButtonShowOrHide(GtkWidget* sender) { |
| if (!resize_animation_.is_animating()) |
| UpdateChevronVisibility(); |
| } |