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LibGUI/TabWidget: Add close button to tabs

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This adds an optional close button to tabs, useful in
for example browser and pixelpaint.
This commit is contained in:
Marcus Nilsson 2021-06-19 12:10:43 +02:00 • committed by Andreas Kling
parent fbaf763e2a
commit 49d40a908c
2 changed files with 89 additions and 8 deletions
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8
Userland/Libraries/LibGUI/TabWidget.h
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@ -65,9 +65,12 @@ public:
void set_bar_visible(bool bar_visible);
bool is_bar_visible() const { return m_bar_visible; };
void set_close_button_enabled(bool close_button_enabled) { m_close_button_enabled = close_button_enabled; };
Function<void(size_t)> on_tab_count_change;
Function<void(Widget&)> on_change;
Function<void(Widget&)> on_middle_click;
Function<void(Widget&)> on_tab_close_click;
Function<void(Widget&, const ContextMenuEvent&)> on_context_menu_request;
protected:
@ -77,6 +80,7 @@ protected:
virtual void child_event(Core::ChildEvent&) override;
virtual void resize_event(ResizeEvent&) override;
virtual void mousedown_event(MouseEvent&) override;
virtual void mouseup_event(MouseEvent&) override;
virtual void mousemove_event(MouseEvent&) override;
virtual void leave_event(Core::Event&) override;
virtual void keydown_event(KeyEvent&) override;
@ -85,6 +89,7 @@ protected:
private:
Gfx::IntRect child_rect_for_size(const Gfx::IntSize&) const;
Gfx::IntRect button_rect(int index) const;
Gfx::IntRect close_button_rect(int index) const;
Gfx::IntRect bar_rect() const;
Gfx::IntRect container_rect() const;
void update_bar();
@ -102,10 +107,13 @@ private:
Vector<TabData> m_tabs;
TabPosition m_tab_position { TabPosition::Top };
int m_hovered_tab_index { -1 };
int m_hovered_close_button_index { -1 };
int m_pressed_close_button_index { -1 };
GUI::Margins m_container_margins { 2, 2, 2, 2 };
Gfx::TextAlignment m_text_alignment { Gfx::TextAlignment::Center };
bool m_uniform_tabs { false };
bool m_bar_visible { true };
bool m_close_button_enabled { false };
};
}