1 files changed, 60 insertions, 0 deletions
diff --git a/engine/igame.h b/engine/igame.h
new file mode 100644
index 0000000..90f37c2
--- /dev/null
+++ b/engine/igame.h
@@ -0,0 +1,60 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $Workfile:     $
+// $Date:         $
+// $NoKeywords: $
+//===========================================================================//
+#ifndef IGAME_H
+#define IGAME_H
+
+#ifdef _WIN32
+#pragma once
+#endif
+
+class IGame
+{
+public:
+	virtual			~IGame( void ) { }
+
+	virtual	bool	Init( void *pvInstance ) = 0;
+	virtual bool	Shutdown( void ) = 0;
+
+	virtual bool	CreateGameWindow( void ) = 0;
+	virtual void	DestroyGameWindow( void ) = 0;
+
+	// This is used in edit mode to specify a particular game window (created by hammer)
+	virtual void	SetGameWindow( void* hWnd ) = 0;
+
+	// This is used in edit mode to override the default wnd proc associated w/
+	// the game window specified in SetGameWindow. 
+	virtual bool	InputAttachToGameWindow() = 0;
+	virtual void	InputDetachFromGameWindow() = 0;
+
+	virtual void	PlayStartupVideos( void ) = 0;
+
+        // This will be the SDL_Window* under SDL, the WindowRef under Mac, and
+        // the HWND on Win32.
+	virtual void*	GetMainWindow( void ) = 0;
+        // This will be the HWND under Direct3D, and the SDL_Window* or
+        // WindowRef under GL.
+	virtual void*	GetMainDeviceWindow( void ) = 0;
+
+	virtual void**	GetMainWindowAddress( void ) = 0;
+	virtual void	GetDesktopInfo( int &width, int &height, int &refreshrate ) = 0;
+
+	virtual void	SetWindowXY( int x, int y ) = 0;
+	virtual void	SetWindowSize( int w, int h ) = 0;
+
+	virtual void	GetWindowRect( int *x, int *y, int *w, int *h ) = 0;
+
+	// Not Alt-Tabbed away
+	virtual bool	IsActiveApp( void ) = 0;
+
+	virtual void	DispatchAllStoredGameMessages() = 0;
+};
+
+extern IGame *game;
+
+#endif // IGAME_H