| // 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_INFOBARS_INFOBAR_VIEW_H_ |
| #define CHROME_BROWSER_UI_VIEWS_INFOBARS_INFOBAR_VIEW_H_ |
| |
| #include "base/basictypes.h" |
| #include "base/compiler_specific.h" |
| #include "components/infobars/core/infobar.h" |
| #include "components/infobars/core/infobar_container.h" |
| #include "third_party/skia/include/core/SkPath.h" |
| #include "ui/views/controls/button/button.h" |
| #include "ui/views/controls/menu/menu_types.h" |
| #include "ui/views/focus/external_focus_tracker.h" |
| |
| namespace ui { |
| class MenuModel; |
| } |
| |
| namespace views { |
| class ImageButton; |
| class ImageView; |
| class Label; |
| class LabelButton; |
| class Link; |
| class LinkListener; |
| class MenuButton; |
| class MenuButtonListener; |
| class MenuRunner; |
| } // namespace views |
| |
| class InfoBarView : public infobars::InfoBar, |
| public views::View, |
| public views::ButtonListener, |
| public views::ExternalFocusTracker { |
| public: |
| explicit InfoBarView(scoped_ptr<infobars::InfoBarDelegate> delegate); |
| |
| const SkPath& fill_path() const { return fill_path_; } |
| const SkPath& stroke_path() const { return stroke_path_; } |
| |
| protected: |
| typedef std::vector<views::Label*> Labels; |
| |
| static const int kButtonButtonSpacing; |
| static const int kEndOfLabelSpacing; |
| |
| virtual ~InfoBarView(); |
| |
| // Creates a label with the appropriate font and color for an infobar. |
| views::Label* CreateLabel(const base::string16& text) const; |
| |
| // Creates a link with the appropriate font and color for an infobar. |
| // NOTE: Subclasses must ignore link clicks if we're unowned. |
| views::Link* CreateLink(const base::string16& text, |
| views::LinkListener* listener) const; |
| |
| // Creates a menu button with an infobar-specific appearance. |
| // NOTE: Subclasses must ignore button presses if we're unowned. |
| static views::MenuButton* CreateMenuButton( |
| const base::string16& text, |
| views::MenuButtonListener* menu_button_listener); |
| |
| // Creates a button with an infobar-specific appearance. |
| // NOTE: Subclasses must ignore button presses if we're unowned. |
| static views::LabelButton* CreateLabelButton(views::ButtonListener* listener, |
| const base::string16& text); |
| |
| // Given |labels| and the total |available_width| to display them in, sets |
| // each label's size so that the longest label shrinks until it reaches the |
| // length of the next-longest label, then both shrink until reaching the |
| // length of the next-longest, and so forth. |
| static void AssignWidths(Labels* labels, int available_width); |
| |
| // views::View: |
| virtual void Layout() OVERRIDE; |
| virtual void ViewHierarchyChanged( |
| const ViewHierarchyChangedDetails& details) OVERRIDE; |
| |
| // views::ButtonListener: |
| // NOTE: This must not be called if we're unowned. (Subclasses should ignore |
| // calls to ButtonPressed() in this case.) |
| virtual void ButtonPressed(views::Button* sender, |
| const ui::Event& event) OVERRIDE; |
| |
| // Returns the minimum width the content (that is, everything between the icon |
| // and the close button) can be shrunk to. This is used to prevent the close |
| // button from overlapping views that cannot be shrunk any further. |
| virtual int ContentMinimumWidth(); |
| |
| // These return x coordinates delimiting the usable area for subclasses to lay |
| // out their controls. |
| int StartX() const; |
| int EndX() const; |
| |
| // Given a |view|, returns the centered y position within us, taking into |
| // account animation so the control "slides in" (or out) as we animate open |
| // and closed. |
| int OffsetY(views::View* view) const; |
| |
| // Convenience getter. |
| const infobars::InfoBarContainer::Delegate* container_delegate() const; |
| |
| // Shows a menu at the specified position. |
| // NOTE: This must not be called if we're unowned. (Subclasses should ignore |
| // calls to RunMenu() in this case.) |
| void RunMenuAt(ui::MenuModel* menu_model, |
| views::MenuButton* button, |
| views::MenuAnchorPosition anchor); |
| |
| private: |
| // Does the actual work for AssignWidths(). Assumes |labels| is sorted by |
| // decreasing preferred width. |
| static void AssignWidthsSorted(Labels* labels, int available_width); |
| |
| // InfoBar: |
| virtual void PlatformSpecificShow(bool animate) OVERRIDE; |
| virtual void PlatformSpecificHide(bool animate) OVERRIDE; |
| virtual void PlatformSpecificOnHeightsRecalculated() OVERRIDE; |
| |
| // views::View: |
| virtual void GetAccessibleState(ui::AXViewState* state) OVERRIDE; |
| virtual gfx::Size GetPreferredSize() OVERRIDE; |
| virtual void PaintChildren(gfx::Canvas* canvas) OVERRIDE; |
| |
| // views::ExternalFocusTracker: |
| virtual void OnWillChangeFocus(View* focused_before, |
| View* focused_now) OVERRIDE; |
| |
| // The optional icon at the left edge of the InfoBar. |
| views::ImageView* icon_; |
| |
| // The close button at the right edge of the InfoBar. |
| views::ImageButton* close_button_; |
| |
| // The paths for the InfoBarBackground to draw, sized according to the heights |
| // above. |
| SkPath fill_path_; |
| SkPath stroke_path_; |
| |
| // Used to run the menu. |
| scoped_ptr<views::MenuRunner> menu_runner_; |
| |
| DISALLOW_COPY_AND_ASSIGN(InfoBarView); |
| }; |
| |
| #endif // CHROME_BROWSER_UI_VIEWS_INFOBARS_INFOBAR_VIEW_H_ |