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////////////////////////////////////////////////////////////
//
// SFML - Simple and Fast Multimedia Library
// Copyright (C) 2007-2015 Laurent Gomila (laurent@sfml-dev.org)
//
// This software is provided 'as-is', without any express or implied warranty.
// In no event will the authors be held liable for any damages arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it freely,
// subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented;
// you must not claim that you wrote the original software.
// If you use this software in a product, an acknowledgment
// in the product documentation would be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such,
// and must not be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source distribution.
//
////////////////////////////////////////////////////////////
#ifndef SFML_WINDOWIMPLWIN32_HPP
#define SFML_WINDOWIMPLWIN32_HPP
////////////////////////////////////////////////////////////
// Headers
////////////////////////////////////////////////////////////
#include <SFML/Window/Event.hpp>
#include <SFML/Window/WindowImpl.hpp>
#include <SFML/System/String.hpp>
#include <windows.h>
namespace sf
{
namespace priv
{
////////////////////////////////////////////////////////////
/// \brief Windows implementation of WindowImpl
///
////////////////////////////////////////////////////////////
class WindowImplWin32 : public WindowImpl
{
public:
////////////////////////////////////////////////////////////
/// \brief Construct the window implementation from an existing control
///
/// \param handle Platform-specific handle of the control
///
////////////////////////////////////////////////////////////
WindowImplWin32(WindowHandle handle);
////////////////////////////////////////////////////////////
/// \brief Create the window implementation
///
/// \param mode Video mode to use
/// \param title Title of the window
/// \param style Window style
/// \param settings Additional settings for the underlying OpenGL context
///
////////////////////////////////////////////////////////////
WindowImplWin32(VideoMode mode, const String& title, Uint32 style, const ContextSettings& settings);
////////////////////////////////////////////////////////////
/// \brief Destructor
///
////////////////////////////////////////////////////////////
~WindowImplWin32();
////////////////////////////////////////////////////////////
/// \brief Get the OS-specific handle of the window
///
/// \return Handle of the window
///
////////////////////////////////////////////////////////////
virtual WindowHandle getSystemHandle() const;
////////////////////////////////////////////////////////////
/// \brief Get the position of the window
///
/// \return Position of the window, in pixels
///
////////////////////////////////////////////////////////////
virtual Vector2i getPosition() const;
////////////////////////////////////////////////////////////
/// \brief Change the position of the window on screen
///
/// \param position New position of the window, in pixels
///
////////////////////////////////////////////////////////////
virtual void setPosition(const Vector2i& position);
////////////////////////////////////////////////////////////
/// \brief Get the client size of the window
///
/// \return Size of the window, in pixels
///
////////////////////////////////////////////////////////////
virtual Vector2u getSize() const;
////////////////////////////////////////////////////////////
/// \brief Change the size of the rendering region of the window
///
/// \param size New size, in pixels
///
////////////////////////////////////////////////////////////
virtual void setSize(const Vector2u& size);
////////////////////////////////////////////////////////////
/// \brief Change the title of the window
///
/// \param title New title
///
////////////////////////////////////////////////////////////
virtual void setTitle(const String& title);
////////////////////////////////////////////////////////////
/// \brief Change the window's icon
///
/// \param width Icon's width, in pixels
/// \param height Icon's height, in pixels
/// \param pixels Pointer to the pixels in memory, format must be RGBA 32 bits
///
////////////////////////////////////////////////////////////
virtual void setIcon(unsigned int width, unsigned int height, const Uint8* pixels);
////////////////////////////////////////////////////////////
/// \brief Show or hide the window
///
/// \param visible True to show, false to hide
///
////////////////////////////////////////////////////////////
virtual void setVisible(bool visible);
////////////////////////////////////////////////////////////
/// \brief Show or hide the mouse cursor
///
/// \param visible True to show, false to hide
///
////////////////////////////////////////////////////////////
virtual void setMouseCursorVisible(bool visible);
////////////////////////////////////////////////////////////
/// \brief Enable or disable automatic key-repeat
///
/// \param enabled True to enable, false to disable
///
////////////////////////////////////////////////////////////
virtual void setKeyRepeatEnabled(bool enabled);
////////////////////////////////////////////////////////////
/// \brief Request the current window to be made the active
/// foreground window
///
////////////////////////////////////////////////////////////
virtual void requestFocus();
////////////////////////////////////////////////////////////
/// \brief Check whether the window has the input focus
///
/// \return True if window has focus, false otherwise
///
////////////////////////////////////////////////////////////
virtual bool hasFocus() const;
protected:
////////////////////////////////////////////////////////////
/// \brief Process incoming events from the operating system
///
////////////////////////////////////////////////////////////
virtual void processEvents();
private:
////////////////////////////////////////////////////////////
/// Register the window class
///
////////////////////////////////////////////////////////////
void registerWindowClass();
////////////////////////////////////////////////////////////
/// \brief Switch to fullscreen mode
///
/// \param mode Video mode to switch to
///
////////////////////////////////////////////////////////////
void switchToFullscreen(const VideoMode& mode);
////////////////////////////////////////////////////////////
/// \brief Free all the graphical resources attached to the window
///
////////////////////////////////////////////////////////////
void cleanup();
////////////////////////////////////////////////////////////
/// \brief Process a Win32 event
///
/// \param message Message to process
/// \param wParam First parameter of the event
/// \param lParam Second parameter of the event
///
////////////////////////////////////////////////////////////
void processEvent(UINT message, WPARAM wParam, LPARAM lParam);
////////////////////////////////////////////////////////////
/// \brief Enables or disables tracking for the mouse cursor leaving the window
///
/// \param track True to enable, false to disable
///
////////////////////////////////////////////////////////////
void setTracking(bool track);
////////////////////////////////////////////////////////////
/// \brief Convert a Win32 virtual key code to a SFML key code
///
/// \param key Virtual key code to convert
/// \param flags Additional flags
///
/// \return SFML key code corresponding to the key
///
////////////////////////////////////////////////////////////
static Keyboard::Key virtualKeyCodeToSF(WPARAM key, LPARAM flags);
////////////////////////////////////////////////////////////
/// \brief Function called whenever one of our windows receives a message
///
/// \param handle Win32 handle of the window
/// \param message Message received
/// \param wParam First parameter of the message
/// \param lParam Second parameter of the message
///
/// \return True to discard the event after it has been processed
///
////////////////////////////////////////////////////////////
static LRESULT CALLBACK globalOnEvent(HWND handle, UINT message, WPARAM wParam, LPARAM lParam);
////////////////////////////////////////////////////////////
// Member data
////////////////////////////////////////////////////////////
HWND m_handle; ///< Win32 handle of the window
LONG_PTR m_callback; ///< Stores the original event callback function of the control
HCURSOR m_cursor; ///< The system cursor to display into the window
HICON m_icon; ///< Custom icon assigned to the window
bool m_keyRepeatEnabled; ///< Automatic key-repeat state for keydown events
Vector2u m_lastSize; ///< The last handled size of the window
bool m_resizing; ///< Is the window being resized?
Uint16 m_surrogate; ///< First half of the surrogate pair, in case we're receiving a Unicode character in two events
bool m_mouseInside; ///< Mouse is inside the window?
};
} // namespace priv
} // namespace sf
#endif // SFML_WINDOWIMPLWIN32_HPP
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