| // 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_PAGE_ACTION_ZOOM_VIEW_H_ |
| #define CHROME_BROWSER_UI_VIEWS_PAGE_ACTION_ZOOM_VIEW_H_ |
| |
| #include "base/macros.h" |
| #include "chrome/browser/ui/views/page_action/page_action_icon_view.h" |
| |
| // View for the zoom icon in the Omnibox. |
| class ZoomView : public PageActionIconView { |
| public: |
| // Clicking on the ZoomView shows a ZoomBubbleView, which requires the current |
| // WebContents. Because the current WebContents changes as the user switches |
| // tabs, a LocationBarView::Delegate is supplied to queried for the current |
| // WebContents when needed. |
| explicit ZoomView(PageActionIconView::Delegate* delegate); |
| ~ZoomView() override; |
| |
| // Updates the image and its tooltip appropriately, hiding or showing the icon |
| // as needed. |
| void ZoomChangedForActiveTab(bool can_show_bubble); |
| |
| protected: |
| // PageActionIconView: |
| bool Update() override; |
| void OnExecuting(PageActionIconView::ExecuteSource source) override; |
| views::BubbleDialogDelegateView* GetBubble() const override; |
| const gfx::VectorIcon& GetVectorIcon() const override; |
| base::string16 GetTextForTooltipAndAccessibleName() const override; |
| |
| private: |
| bool ShouldBeVisible(bool can_show_bubble) const; |
| bool HasAssociatedBubble() const; |
| |
| const gfx::VectorIcon* icon_ = nullptr; |
| |
| int current_zoom_percent_ = 100; |
| |
| DISALLOW_COPY_AND_ASSIGN(ZoomView); |
| }; |
| |
| #endif // CHROME_BROWSER_UI_VIEWS_PAGE_ACTION_ZOOM_VIEW_H_ |