electron/atom/browser/ui/views/submenu_button.h
Heilig Benedek 894ae1b3f5 refactor: Improve accessibility of menus (#15302)
* refactor: improve menubar keyboard accessibility

* fix: create a temporary widget for tray icon context menu

* fix: focus menu bar with Alt when autohide is off

* fix: make menu bar focus work more like the native menus

* fix: only focus menu bar if it's not already focused

* fix: track accelerator registration to avoid duplicates

* docs: add docs for & notation in app menu item names

* fix: only try to activate accelerator if it's registered

* fix: add friend to monitor window focus change

* style: add <memory> include
2018-10-29 13:08:46 -05:00

63 lines
1.9 KiB
C++

// Copyright (c) 2014 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#ifndef ATOM_BROWSER_UI_VIEWS_SUBMENU_BUTTON_H_
#define ATOM_BROWSER_UI_VIEWS_SUBMENU_BUTTON_H_
#include <memory>
#include "ui/accessibility/ax_node_data.h"
#include "ui/views/animation/ink_drop_highlight.h"
#include "ui/views/controls/button/menu_button.h"
namespace atom {
// Special button that used by menu bar to show submenus.
class SubmenuButton : public views::MenuButton {
public:
SubmenuButton(const base::string16& title,
views::MenuButtonListener* menu_button_listener,
const SkColor& background_color);
~SubmenuButton() override;
void SetAcceleratorVisibility(bool visible);
void SetUnderlineColor(SkColor color);
base::char16 accelerator() const { return accelerator_; }
void GetAccessibleNodeData(ui::AXNodeData* node_data) override;
// views::MenuButton:
void PaintButtonContents(gfx::Canvas* canvas) override;
// views::InkDropHostView:
std::unique_ptr<views::InkDropRipple> CreateInkDropRipple() const override;
std::unique_ptr<views::InkDrop> CreateInkDrop() override;
private:
bool GetUnderlinePosition(const base::string16& text,
base::char16* accelerator,
int* start,
int* end) const;
void GetCharacterPosition(const base::string16& text,
int index,
int* pos) const;
base::char16 accelerator_ = 0;
bool show_underline_ = false;
int underline_start_ = 0;
int underline_end_ = 0;
int text_width_ = 0;
int text_height_ = 0;
SkColor underline_color_ = SK_ColorBLACK;
SkColor background_color_;
DISALLOW_COPY_AND_ASSIGN(SubmenuButton);
};
} // namespace atom
#endif // ATOM_BROWSER_UI_VIEWS_SUBMENU_BUTTON_H_