BOOL CTwain::FileXfer(void)
{
TW_SETUPFILEXFER twsfx;
if (!DS(DG_CONTROL, DAT_SETUPFILEXFER, MSG_GET, &twsfx)) {
return FALSE;
}
int nFF = twsfx.Format;
if (!FileXferReady(nFF, twsfx.FileName)) {
// application aborted transfer
return FALSE;
}
twsfx.Format = (TW_UINT16)nFF;
if (!DS(DG_CONTROL, DAT_SETUPFILEXFER, MSG_SET, &twsfx)) {
FileXferDone(NULL, 0);
return FALSE;
}
if (!DS(DG_IMAGE, DAT_IMAGEFILEXFER, MSG_GET, NULL)) {
FileXferDone(NULL, 0);
return FALSE;
}
ATLASSERT(nState >= TRANSFER_READY);
EndXfer(); // acknowledge & end transfer
ATLASSERT(nState == TRANSFER_READY || nState == SOURCE_ENABLED);
FlushMessageQueue();
FileXferDone(twsfx.FileName, 255);
return TRUE;
}
BOOL CTwain::MemoryXfer(void)
{
ATLASSERT(nState == TRANSFER_READY);
TW_IMAGEINFO info;
TW_SETUPMEMXFER twsx;
TW_IMAGEMEMXFER mx;
if (!DS(DG_CONTROL, DAT_SETUPMEMXFER, MSG_GET, &twsx)) {
return FALSE;
}
// Get actual image info
if (!DS(DG_IMAGE, DAT_IMAGEINFO, MSG_GET, &info)) {
return FALSE;
}
ATLASSERT(nState == TRANSFER_READY);
if (!MemXferReady(info)) {
// application aborted transfer
return FALSE;
}
if (!MemXferAlloc(twsx, mx.Memory)) {
MemXferDone(FALSE);
return FALSE;
}
int iRow = 0;
while (DS(DG_IMAGE, DAT_IMAGEMEMXFER, MSG_GET, &mx)) {
// We got a buffer - make sure DS doesn't
// feed us rows past the end of the image:
mx.Rows = min(mx.Rows, (unsigned)(info.ImageLength - iRow));
// Don't call the buffer-handler with 0 rows
if (mx.Rows != 0) {
if (!MemXferBuffer(iRow, mx)) {
// Buffer callback says to abort
break;
}
iRow += mx.Rows;
}
if (ResultCode() == TWRC_XFERDONE) {
// DS says that was the last buffer:
iRow = info.ImageLength; // no matter what, we're done
break;
}
}
MemXferFree(mx.Memory);
ATLASSERT(nState >= TRANSFER_READY);
EndXfer(); // acknowledge & end transfer
ATLASSERT(nState == TRANSFER_READY || nState == SOURCE_ENABLED);
FlushMessageQueue();
MemXferDone(iRow == info.ImageLength);
return TRUE;
}
void GAPI_VideoQuit(_THIS)
{
writeDebugInfo("GAPI_VideoQuit");
/* Destroy the window and everything associated with it */
if ( SDL_Window )
{
/* Delete the screen bitmap (also frees screen->pixels) */
if ( this->screen )
{
#ifdef HAVE_OPENGL //maks
if ( this->screen->flags & SDL_OPENGL )
{
WIN_GL_ShutDown(this);
}
#endif
if ( this->screen->flags & SDL_FULLSCREEN )
{
SHFullScreen(SDL_Window, SHFS_SHOWTASKBAR | SHFS_SHOWSTARTICON | SHFS_SHOWSIPBUTTON);
bShowTaskBar = 1;
}
#ifndef NO_CHANGEDISPLAYSETTINGS
if ( this->screen->flags & SDL_FULLSCREEN ) {
ChangeDisplaySettings(NULL, 0);
ShowWindow(SDL_Window, SW_HIDE);
}
#endif
this->screen->pixels = NULL;
}
GAPI_QuitGamma(this);
GAPI_DestroyWindow(this);
FlushMessageQueue();
SDL_Window = NULL;
CloseGAPI();
}
if(gxHandle)
{
FreeLibrary(gxHandle);
gxHandle = NULL;
}
//Make sure restore task bar
SHFullScreen(GetForegroundWindow(), SHFS_SHOWTASKBAR | SHFS_SHOWSTARTICON | SHFS_SHOWSIPBUTTON);
}
void DIB_VideoQuit(_THIS)
{
/* Destroy the window and everything associated with it */
if ( SDL_Window ) {
/* Delete the screen bitmap (also frees screen->pixels) */
if ( this->screen ) {
#ifdef WIN32_PLATFORM_PSPC
if ( this->screen->flags & SDL_FULLSCREEN ) {
/* Unhide taskbar, etc. */
SHFullScreen(SDL_Window, SHFS_SHOWTASKBAR);
SHFullScreen(SDL_Window, SHFS_SHOWSIPBUTTON);
ShowWindow(FindWindow(TEXT("HHTaskBar"),NULL),SW_SHOWNORMAL);
}
#endif
#ifndef NO_CHANGEDISPLAYSETTINGS
if ( this->screen->flags & SDL_FULLSCREEN ) {
ChangeDisplaySettings(NULL, 0);
ShowWindow(SDL_Window, SW_HIDE);
}
#endif
#ifdef HAVE_OPENGL //maks
if ( this->screen->flags & SDL_OPENGL ) {
WIN_GL_ShutDown(this);
}
#endif
this->screen->pixels = NULL;
}
if ( screen_bmp ) {
DeleteObject(screen_bmp);
screen_bmp = NULL;
}
if ( screen_icn ) {
DestroyIcon(screen_icn);
screen_icn = NULL;
}
DIB_QuitGamma(this);
DIB_DestroyWindow(this);
FlushMessageQueue();
SDL_Window = NULL;
}
}
BOOL CTwain::NativeXfer(void)
{
TW_UINT32 hNative;
// Get next native image
DS(DG_IMAGE, DAT_IMAGENATIVEXFER, MSG_GET, &hNative);
if (TWRC_XFERDONE != rc) {
// transfer failed for some reason or another
hNative = NULL;
if (bTrace) ATLTRACE(_T("TWAIN:NativeXfer failed.\n"));
}
ATLASSERT(nState >= TRANSFER_READY);
EndXfer(); // acknowledge & end transfer
ATLASSERT(nState == TRANSFER_READY || nState == SOURCE_ENABLED);
FlushMessageQueue();
if (hNative) {
// call back with DIB
if (bTrace) ATLTRACE(_T("TWAIN: calling DibReceived...\n"));
DibReceived((HGLOBAL)hNative);
}
return (hNative != NULL);
} // NativeXfer
