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////////////////////////////////////////////////////////////
//
// SFML - Simple and Fast Multimedia Library
// Copyright (C) 2007-2008 Laurent Gomila (laurent.gom@gmail.com)
//
// 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 <windows.h>
#include <string>
namespace sf
{
namespace priv
{
////////////////////////////////////////////////////////////
/// WindowImplWin32 is the Win32 implementation of WindowImpl
////////////////////////////////////////////////////////////
class WindowImplWin32 : public WindowImpl
{
public :
////////////////////////////////////////////////////////////
/// Default constructor
/// (creates a dummy window to provide a valid OpenGL context)
///
////////////////////////////////////////////////////////////
WindowImplWin32();
////////////////////////////////////////////////////////////
/// Construct the window implementation from an existing control
///
/// \param Handle : Platform-specific handle of the control
/// \param Params : Creation settings
///
////////////////////////////////////////////////////////////
WindowImplWin32(WindowHandle Handle, WindowSettings& Params);
////////////////////////////////////////////////////////////
/// Create the window implementation
///
/// \param Mode : Video mode to use
/// \param Title : Title of the window
/// \param WindowStyle : Window style
/// \param Params : Creation settings
///
////////////////////////////////////////////////////////////
WindowImplWin32(VideoMode Mode, const std::string& Title, unsigned long WindowStyle, WindowSettings& Params);
////////////////////////////////////////////////////////////
/// Destructor
///
////////////////////////////////////////////////////////////
~WindowImplWin32();
private :
////////////////////////////////////////////////////////////
/// /see sfWindowImpl::ProcessEvents
///
////////////////////////////////////////////////////////////
virtual void ProcessEvents();
////////////////////////////////////////////////////////////
/// /see sfWindowImpl::Display
///
////////////////////////////////////////////////////////////
virtual void Display();
////////////////////////////////////////////////////////////
/// /see sfWindowImpl::MakeActive
///
////////////////////////////////////////////////////////////
virtual void MakeActive(bool Active = true) const;
////////////////////////////////////////////////////////////
/// /see sfWindowImpl::UseVerticalSync
///
////////////////////////////////////////////////////////////
virtual void UseVerticalSync(bool Enabled);
////////////////////////////////////////////////////////////
/// /see sfWindowImpl::ShowMouseCursor
///
////////////////////////////////////////////////////////////
virtual void ShowMouseCursor(bool Show);
////////////////////////////////////////////////////////////
/// /see sfWindowImpl::SetCursorPosition
///
////////////////////////////////////////////////////////////
virtual void SetCursorPosition(unsigned int Left, unsigned int Top);
////////////////////////////////////////////////////////////
/// /see sfWindowImpl::SetPosition
///
////////////////////////////////////////////////////////////
virtual void SetPosition(int Left, int Top);
////////////////////////////////////////////////////////////
/// /see sfWindowImpl::Show
///
////////////////////////////////////////////////////////////
virtual void Show(bool State);
////////////////////////////////////////////////////////////
/// /see sfWindowImpl::EnableKeyRepeat
///
////////////////////////////////////////////////////////////
virtual void EnableKeyRepeat(bool Enabled);
////////////////////////////////////////////////////////////
/// Register the window class
///
////////////////////////////////////////////////////////////
void RegisterWindowClass();
////////////////////////////////////////////////////////////
/// Switch to fullscreen mode
///
/// \param Mode : video mode to switch to
///
////////////////////////////////////////////////////////////
void SwitchToFullscreen(const VideoMode& Mode);
////////////////////////////////////////////////////////////
/// Construct the context from graphics settings
///
/// \param Mode : Video mode
/// \param Params : Creation settings
///
////////////////////////////////////////////////////////////
void CreateContext(const VideoMode& Mode, WindowSettings& Params);
////////////////////////////////////////////////////////////
/// Free all the graphical resources attached to the window
///
////////////////////////////////////////////////////////////
void Cleanup();
////////////////////////////////////////////////////////////
/// 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);
////////////////////////////////////////////////////////////
/// Check the state of the shift keys on a key event,
/// and return the corresponding SF key code
///
/// \param KeyDown : True for a keydown event, false for a keyup event
///
/// \return SFML key code corresponding to the shift key
///
////////////////////////////////////////////////////////////
static Key::Code GetShiftState(bool KeyDown);
////////////////////////////////////////////////////////////
/// Convert a Win32 virtual key code to a SFML key code
///
/// \param VirtualKey : Virtual key code to convert
/// \param Flags : Additional flags
///
/// \return SFML key code corresponding to VirtualKey
///
////////////////////////////////////////////////////////////
static Key::Code VirtualKeyCodeToSF(WPARAM VirtualKey, LPARAM Flags);
////////////////////////////////////////////////////////////
/// Check if the current version of the OS supports unicode
/// messages and functions ; Windows 95/98/Me may not support
/// it, whereas Windows NT/2000/XP/Vista will
///
/// \return True if the OS supports unicode
///
////////////////////////////////////////////////////////////
static bool HasUnicodeSupport();
////////////////////////////////////////////////////////////
/// 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 Something...
///
////////////////////////////////////////////////////////////
static LRESULT CALLBACK GlobalOnEvent(HWND Handle, UINT Message, WPARAM WParam, LPARAM LParam);
////////////////////////////////////////////////////////////
// Static member data
////////////////////////////////////////////////////////////
static unsigned int ourWindowCount; ///< Number of windows that we own
static const char* ourClassNameA; ///< Win32 window class name (ANSI version)
static const wchar_t* ourClassNameW; ///< Win32 window class name (unicode version)
static WindowImplWin32* ourFullscreenWindow; ///< Window currently in fullscreen
////////////////////////////////////////////////////////////
// Member data
////////////////////////////////////////////////////////////
HWND myHandle; ///< Win32 handle of the window
long myCallback; ///< Stores the original event callback function of the control
HCURSOR myCursor; ///< The system cursor to display into the window
bool myKeyRepeatEnabled; ///< Automatic key-repeat state for keydown events
HDC myDeviceContext; ///< HDC associated to the window
HGLRC myGLContext; ///< OpenGL rendering context associated to the HDC
};
} // namespace priv
} // namespace sf
#endif // SFML_WINDOWIMPLWIN32_HPP
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