| // 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. |
| |
| #ifndef CHROME_BROWSER_UI_VIEWS_TABS_BROWSER_TAB_STRIP_CONTROLLER_H_ |
| #define CHROME_BROWSER_UI_VIEWS_TABS_BROWSER_TAB_STRIP_CONTROLLER_H_ |
| |
| #include <memory> |
| |
| #include "base/compiler_specific.h" |
| #include "base/macros.h" |
| #include "chrome/browser/ui/tabs/hover_tab_selector.h" |
| #include "chrome/browser/ui/tabs/tab_strip_model.h" |
| #include "chrome/browser/ui/views/frame/browser_view.h" |
| #include "chrome/browser/ui/views/frame/immersive_mode_controller.h" |
| #include "chrome/browser/ui/views/tabs/tab_strip_controller.h" |
| #include "components/prefs/pref_change_registrar.h" |
| |
| class Browser; |
| class BrowserNonClientFrameView; |
| class Tab; |
| struct TabRendererData; |
| |
| namespace content { |
| class WebContents; |
| } |
| |
| namespace ui { |
| class ListSelectionModel; |
| } |
| |
| // An implementation of TabStripController that sources data from the |
| // WebContentses in a TabStripModel. |
| class BrowserTabStripController : public TabStripController, |
| public TabStripModelObserver { |
| public: |
| BrowserTabStripController(TabStripModel* model, BrowserView* browser_view); |
| ~BrowserTabStripController() override; |
| |
| void InitFromModel(TabStrip* tabstrip); |
| |
| TabStripModel* model() const { return model_; } |
| |
| bool IsCommandEnabledForTab(TabStripModel::ContextMenuCommand command_id, |
| Tab* tab) const; |
| void ExecuteCommandForTab(TabStripModel::ContextMenuCommand command_id, |
| Tab* tab); |
| bool IsTabPinned(Tab* tab) const; |
| |
| // TabStripController implementation: |
| const ui::ListSelectionModel& GetSelectionModel() const override; |
| int GetCount() const override; |
| bool IsValidIndex(int model_index) const override; |
| bool IsActiveTab(int model_index) const override; |
| int GetActiveIndex() const override; |
| bool IsTabSelected(int model_index) const override; |
| bool IsTabPinned(int model_index) const override; |
| void SelectTab(int model_index) override; |
| void ExtendSelectionTo(int model_index) override; |
| void ToggleSelected(int model_index) override; |
| void AddSelectionFromAnchorTo(int model_index) override; |
| void CloseTab(int model_index, CloseTabSource source) override; |
| void ShowContextMenuForTab(Tab* tab, |
| const gfx::Point& p, |
| ui::MenuSourceType source_type) override; |
| int HasAvailableDragActions() const override; |
| void OnDropIndexUpdate(int index, bool drop_before) override; |
| bool IsCompatibleWith(TabStrip* other) const override; |
| NewTabButtonPosition GetNewTabButtonPosition() const override; |
| void CreateNewTab() override; |
| void CreateNewTabWithLocation(const base::string16& loc) override; |
| void StackedLayoutMaybeChanged() override; |
| bool IsSingleTabModeAvailable() override; |
| bool ShouldDrawStrokes() const override; |
| void OnStartedDraggingTabs() override; |
| void OnStoppedDraggingTabs() override; |
| bool IsFrameCondensed() const override; |
| bool HasVisibleBackgroundTabShapes() const override; |
| bool EverHasVisibleBackgroundTabShapes() const override; |
| SkColor GetFrameColor() const override; |
| SkColor GetToolbarTopSeparatorColor() const override; |
| SkColor GetTabBackgroundColor(TabState active) const override; |
| SkColor GetTabForegroundColor(TabState state) const override; |
| int GetTabBackgroundResourceId( |
| BrowserNonClientFrameView::ActiveState active_state, |
| bool* has_custom_image) const override; |
| base::string16 GetAccessibleTabName(const Tab* tab) const override; |
| Profile* GetProfile() const override; |
| |
| // TabStripModelObserver implementation: |
| void TabInsertedAt(TabStripModel* tab_strip_model, |
| content::WebContents* contents, |
| int model_index, |
| bool is_active) override; |
| void TabDetachedAt(content::WebContents* contents, |
| int model_index, |
| bool was_active) override; |
| void ActiveTabChanged(content::WebContents* old_contents, |
| content::WebContents* new_contents, |
| int index, |
| int reason) override; |
| void TabSelectionChanged(TabStripModel* tab_strip_model, |
| const ui::ListSelectionModel& old_model) override; |
| void TabMoved(content::WebContents* contents, |
| int from_model_index, |
| int to_model_index) override; |
| void TabChangedAt(content::WebContents* contents, |
| int model_index, |
| TabChangeType change_type) override; |
| void TabReplacedAt(TabStripModel* tab_strip_model, |
| content::WebContents* old_contents, |
| content::WebContents* new_contents, |
| int model_index) override; |
| void TabPinnedStateChanged(TabStripModel* tab_strip_model, |
| content::WebContents* contents, |
| int model_index) override; |
| void TabBlockedStateChanged(content::WebContents* contents, |
| int model_index) override; |
| void SetTabNeedsAttentionAt(int index, bool attention) override; |
| |
| const Browser* browser() const { return browser_view_->browser(); } |
| |
| private: |
| class TabContextMenuContents; |
| |
| // The context in which TabRendererDataFromModel is being called. |
| enum TabStatus { |
| NEW_TAB, |
| EXISTING_TAB |
| }; |
| |
| BrowserNonClientFrameView* GetFrameView(); |
| const BrowserNonClientFrameView* GetFrameView() const; |
| |
| // Returns the TabRendererData for the specified tab. |
| TabRendererData TabRendererDataFromModel(content::WebContents* contents, |
| int model_index, |
| TabStatus tab_status); |
| |
| // Invokes tabstrip_->SetTabData. |
| void SetTabDataAt(content::WebContents* web_contents, int model_index); |
| |
| void StartHighlightTabsForCommand( |
| TabStripModel::ContextMenuCommand command_id, |
| Tab* tab); |
| void StopHighlightTabsForCommand( |
| TabStripModel::ContextMenuCommand command_id, |
| Tab* tab); |
| |
| // Adds a tab. |
| void AddTab(content::WebContents* contents, int index, bool is_active); |
| |
| // Resets the tabstrips stacked layout (true or false) from prefs. |
| void UpdateStackedLayout(); |
| |
| TabStripModel* model_; |
| |
| TabStrip* tabstrip_; |
| |
| BrowserView* browser_view_; |
| |
| // If non-NULL it means we're showing a menu for the tab. |
| std::unique_ptr<TabContextMenuContents> context_menu_contents_; |
| |
| // Helper for performing tab selection as a result of dragging over a tab. |
| HoverTabSelector hover_tab_selector_; |
| |
| // Forces the tabs to use the regular (non-immersive) style and the |
| // top-of-window views to be revealed when the user is dragging |tabstrip|'s |
| // tabs. |
| std::unique_ptr<ImmersiveRevealedLock> immersive_reveal_lock_; |
| |
| PrefChangeRegistrar local_pref_registrar_; |
| |
| DISALLOW_COPY_AND_ASSIGN(BrowserTabStripController); |
| }; |
| |
| #endif // CHROME_BROWSER_UI_VIEWS_TABS_BROWSER_TAB_STRIP_CONTROLLER_H_ |