Initial commit

LibGUI/include/LibGUI/Widget/Button.h

@@ -0,0 +1,54 @@
+#pragma once
+
+#include <BAN/Function.h>
+#include <BAN/StringView.h>
+
+#include <LibGUI/Widget/RoundedWidget.h>
+
+namespace LibGUI::Widget
+{
+
+	class Button : public RoundedWidget
+	{
+	public:
+		struct Style : RoundedWidget::Style
+		{
+			Style()
+				: RoundedWidget::Style()
+				, color_hovered(0x808080)
+				, color_text(0x000000)
+			{}
+
+			uint32_t color_hovered;
+			uint32_t color_text;
+		};
+
+	public:
+		static BAN::ErrorOr<BAN::RefPtr<Button>> create(BAN::RefPtr<Widget> parent, BAN::StringView text, Rectangle geometry = {});
+
+		BAN::ErrorOr<void> set_text(BAN::StringView);
+
+		Style& style() { return m_style; }
+		const Style& style() const { return m_style; }
+
+		void set_click_callback(BAN::Function<void()> callback) { m_click_callback = callback; }
+
+	protected:
+		Button(BAN::RefPtr<Widget> parent, Rectangle area)
+			: RoundedWidget(parent, area)
+		{ }
+
+		void update_impl() override;
+		void show_impl() override;
+
+		bool on_mouse_button_impl(LibGUI::EventPacket::MouseButtonEvent::event_t) override;
+
+	private:
+		Style m_style;
+		bool m_hover_state { false };
+		BAN::String m_text;
+
+		BAN::Function<void()> m_click_callback;
+	};
+
+}