This repository has been archived by the owner on Feb 11, 2021. It is now read-only.
SDL_windowsvideo.c
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/*
Simple DirectMedia Layer
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Copyright (C) 1997-2013 Sam Lantinga <slouken@libsdl.org>
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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.
*/
#include "SDL_config.h"
#if SDL_VIDEO_DRIVER_WINDOWS
#include "SDL_main.h"
#include "SDL_video.h"
#include "SDL_mouse.h"
#include "../SDL_sysvideo.h"
#include "../SDL_pixels_c.h"
#include "SDL_windowsvideo.h"
#include "SDL_windowsframebuffer.h"
#include "SDL_windowsshape.h"
/* Initialization/Query functions */
static int WIN_VideoInit(_THIS);
static void WIN_VideoQuit(_THIS);
/* Windows driver bootstrap functions */
static int
WIN_Available(void)
{
return (1);
}
static void
WIN_DeleteDevice(SDL_VideoDevice * device)
{
SDL_VideoData *data = (SDL_VideoData *) device->driverdata;
SDL_UnregisterApp();
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if (data->userDLL) {
SDL_UnloadObject(data->userDLL);
}
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SDL_free(device->driverdata);
SDL_free(device);
}
static SDL_VideoDevice *
WIN_CreateDevice(int devindex)
{
SDL_VideoDevice *device;
SDL_VideoData *data;
SDL_RegisterApp(NULL, 0, NULL);
/* Initialize all variables that we clean on shutdown */
device = (SDL_VideoDevice *) SDL_calloc(1, sizeof(SDL_VideoDevice));
if (device) {
data = (struct SDL_VideoData *) SDL_calloc(1, sizeof(SDL_VideoData));
} else {
data = NULL;
}
if (!data) {
if (device) {
SDL_free(device);
}
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SDL_OutOfMemory();
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return NULL;
}
device->driverdata = data;
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data->userDLL = SDL_LoadObject("USER32.DLL");
if (data->userDLL) {
data->CloseTouchInputHandle = (BOOL (WINAPI *)( HTOUCHINPUT )) SDL_LoadFunction(data->userDLL, "CloseTouchInputHandle");
data->GetTouchInputInfo = (BOOL (WINAPI *)( HTOUCHINPUT, UINT, PTOUCHINPUT, int )) SDL_LoadFunction(data->userDLL, "GetTouchInputInfo");
data->RegisterTouchWindow = (BOOL (WINAPI *)( HWND, ULONG )) SDL_LoadFunction(data->userDLL, "RegisterTouchWindow");
}
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/* Set the function pointers */
device->VideoInit = WIN_VideoInit;
device->VideoQuit = WIN_VideoQuit;
device->GetDisplayBounds = WIN_GetDisplayBounds;
device->GetDisplayModes = WIN_GetDisplayModes;
device->SetDisplayMode = WIN_SetDisplayMode;
device->PumpEvents = WIN_PumpEvents;
#undef CreateWindow
device->CreateWindow = WIN_CreateWindow;
device->CreateWindowFrom = WIN_CreateWindowFrom;
device->SetWindowTitle = WIN_SetWindowTitle;
device->SetWindowIcon = WIN_SetWindowIcon;
device->SetWindowPosition = WIN_SetWindowPosition;
device->SetWindowSize = WIN_SetWindowSize;
device->ShowWindow = WIN_ShowWindow;
device->HideWindow = WIN_HideWindow;
device->RaiseWindow = WIN_RaiseWindow;
device->MaximizeWindow = WIN_MaximizeWindow;
device->MinimizeWindow = WIN_MinimizeWindow;
device->RestoreWindow = WIN_RestoreWindow;
device->SetWindowBordered = WIN_SetWindowBordered;
device->SetWindowFullscreen = WIN_SetWindowFullscreen;
device->SetWindowGammaRamp = WIN_SetWindowGammaRamp;
device->GetWindowGammaRamp = WIN_GetWindowGammaRamp;
device->SetWindowGrab = WIN_SetWindowGrab;
device->DestroyWindow = WIN_DestroyWindow;
device->GetWindowWMInfo = WIN_GetWindowWMInfo;
device->CreateWindowFramebuffer = WIN_CreateWindowFramebuffer;
device->UpdateWindowFramebuffer = WIN_UpdateWindowFramebuffer;
device->DestroyWindowFramebuffer = WIN_DestroyWindowFramebuffer;
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device->OnWindowEnter = WIN_OnWindowEnter;
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device->shape_driver.CreateShaper = Win32_CreateShaper;
device->shape_driver.SetWindowShape = Win32_SetWindowShape;
device->shape_driver.ResizeWindowShape = Win32_ResizeWindowShape;
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#if SDL_VIDEO_OPENGL_WGL
device->GL_LoadLibrary = WIN_GL_LoadLibrary;
device->GL_GetProcAddress = WIN_GL_GetProcAddress;
device->GL_UnloadLibrary = WIN_GL_UnloadLibrary;
device->GL_CreateContext = WIN_GL_CreateContext;
device->GL_MakeCurrent = WIN_GL_MakeCurrent;
device->GL_SetSwapInterval = WIN_GL_SetSwapInterval;
device->GL_GetSwapInterval = WIN_GL_GetSwapInterval;
device->GL_SwapWindow = WIN_GL_SwapWindow;
device->GL_DeleteContext = WIN_GL_DeleteContext;
#endif
device->StartTextInput = WIN_StartTextInput;
device->StopTextInput = WIN_StopTextInput;
device->SetTextInputRect = WIN_SetTextInputRect;
device->SetClipboardText = WIN_SetClipboardText;
device->GetClipboardText = WIN_GetClipboardText;
device->HasClipboardText = WIN_HasClipboardText;
device->free = WIN_DeleteDevice;
return device;
}
VideoBootStrap WINDOWS_bootstrap = {
"windows", "SDL Windows video driver", WIN_Available, WIN_CreateDevice
};
int
WIN_VideoInit(_THIS)
{
if (WIN_InitModes(_this) < 0) {
return -1;
}
WIN_InitKeyboard(_this);
WIN_InitMouse(_this);
return 0;
}
void
WIN_VideoQuit(_THIS)
{
WIN_QuitModes(_this);
WIN_QuitKeyboard(_this);
WIN_QuitMouse(_this);
}
#endif /* SDL_VIDEO_DRIVER_WINDOWS */
/* vim: set ts=4 sw=4 expandtab: */