mirror of https://github.com/electron/electron
68 lines
1.9 KiB
C++
68 lines
1.9 KiB
C++
// Copyright (c) 2014 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#ifndef ELECTRON_SHELL_BROWSER_UI_VIEWS_SUBMENU_BUTTON_H_
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#define ELECTRON_SHELL_BROWSER_UI_VIEWS_SUBMENU_BUTTON_H_
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#include <string>
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#include "ui/base/metadata/metadata_header_macros.h"
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#include "ui/base/metadata/metadata_impl_macros.h"
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#include "ui/views/controls/button/menu_button.h"
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namespace ui {
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struct AXNodeData;
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}
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namespace electron {
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// Special button that used by menu bar to show submenus.
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class SubmenuButton : public views::MenuButton {
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METADATA_HEADER(SubmenuButton, views::MenuButton)
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public:
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SubmenuButton(PressedCallback callback,
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const std::u16string& title,
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const SkColor& background_color);
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~SubmenuButton() override;
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// disable copy
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SubmenuButton(const SubmenuButton&) = delete;
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SubmenuButton& operator=(const SubmenuButton&) = delete;
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void SetAcceleratorVisibility(bool visible);
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void SetUnderlineColor(SkColor color);
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char16_t accelerator() const { return accelerator_; }
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// views::MenuButton:
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void GetAccessibleNodeData(ui::AXNodeData* node_data) override;
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void PaintButtonContents(gfx::Canvas* canvas) override;
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private:
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bool GetUnderlinePosition(const std::u16string& text,
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char16_t* accelerator,
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int* start,
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int* end) const;
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void GetCharacterPosition(const std::u16string& text,
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int index,
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int* pos) const;
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char16_t accelerator_ = 0;
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bool show_underline_ = false;
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int underline_start_ = 0;
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int underline_end_ = 0;
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int text_width_ = 0;
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int text_height_ = 0;
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SkColor underline_color_ = SK_ColorBLACK;
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SkColor background_color_;
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};
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} // namespace electron
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#endif // ELECTRON_SHELL_BROWSER_UI_VIEWS_SUBMENU_BUTTON_H_
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