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Source/Engine/Platform/Linux/LinuxWindow.h

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+// Copyright (c) 2012-2020 Wojciech Figat. All rights reserved.
+
+#pragma once
+
+#if PLATFORM_LINUX
+
+#include "Engine/Platform/Base/WindowBase.h"
+#include "Engine/Platform/Platform.h"
+
+/// <summary>
+/// Implementation of the window class for Linux platform.
+/// </summary>
+class LinuxWindow : public WindowBase
+{
+	friend LinuxPlatform;
+
+public:
+
+	typedef unsigned long HandleType;
+
+private:
+
+	bool _resizeDisabled;
+	float _opacity = 1.0f;
+	HandleType _window;
+
+public:
+
+	/// <summary>
+	/// Initializes a new instance of the <see cref="LinuxWindow"/> class.
+	/// </summary>
+	/// <param name="settings">The initial window settings.</param>
+	LinuxWindow(const CreateWindowSettings& settings);
+
+	/// <summary>
+	/// Finalizes an instance of the <see cref="LinuxWindow"/> class.
+	/// </summary>
+	~LinuxWindow();
+
+public:
+
+	/// <summary>
+	/// Gets information about screen which contains window
+	/// </summary>
+	/// <param name="x">X position</param>
+	/// <param name="y">Y position</param>
+	/// <param name="width">Width</param>
+	/// <param name="height">Height</param>
+	void GetScreenInfo(int32& x, int32& y, int32& width, int32& height) const;
+
+	void CheckForWindowResize();
+
+	void OnKeyPress(void* event);
+	void OnKeyRelease(void* event);
+	void OnButtonPress(void* event);
+	void OnButtonRelease(void* event);
+	void OnMotionNotify(void* event);
+	void OnLeaveNotify(void* event);
+
+private:
+
+	void Maximize(bool enable);
+	void Minimize(bool enable);
+	void ShowOnTaskbar(bool enable);
+	bool IsWindowMapped();
+
+public:
+
+	// [Window]
+	void* GetNativePtr() const override;
+	void Show() override;
+	void Hide() override;
+	void Minimize() override;
+	void Maximize() override;
+	void Restore() override;
+	bool IsClosed() const override;
+	void BringToFront(bool force = false) override;
+	void SetClientBounds(const Rectangle& clientArea) override;
+	void SetPosition(const Vector2& position) override;
+	void SetClientPosition(const Vector2& position) override;
+	Vector2 GetPosition() const override;
+	Vector2 GetSize() const override;
+	Vector2 GetClientSize() const override;
+	Vector2 ScreenToClient(const Vector2& screenPos) const override;
+	Vector2 ClientToScreen(const Vector2& clientPos) const override;
+	void FlashWindow() override;
+	float GetOpacity() const override;
+	void SetOpacity(float opacity) override;
+	void Focus() override;
+	void SetTitle(const StringView& title) override;
+	DragDropEffect DoDragDrop(const StringView& data) override;
+	void StartTrackingMouse(bool useMouseScreenOffset) override;
+	void EndTrackingMouse() override;
+	void SetCursor(CursorType type) override;
+    void SetIcon(TextureData& icon) override;
+};
+
+#endif