NS_IMETHODIMP nsPrinterEnumeratorOS2::DisplayPropertiesDlg(const PRUnichar *aPrinter, nsIPrintSettings *aPrintSettings)
{
nsresult rv = GlobalPrinters::GetInstance()->InitializeGlobalPrinters();
if (NS_FAILED(rv)) {
return rv;
}
ULONG numPrinters = GlobalPrinters::GetInstance()->GetNumPrinters();
for(ULONG i = 0; i < numPrinters; i++) {
if ((GlobalPrinters::GetInstance()->GetStringAt(i)->Equals(aPrinter, nsCaseInsensitiveStringComparator()))) {
SetupDevModeFromSettings(i, aPrintSettings);
if ( nsDeviceContextSpecOS2::PrnDlg.ShowProperties(i) ) {
nsDeviceContextSpecOS2::SetPrintSettingsFromDevMode(aPrintSettings, i);
return NS_OK;
} else {
return NS_ERROR_FAILURE;
}
}
}
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP nsDeviceContextSpecOS2::Init(nsIWidget *aWidget,
nsIPrintSettings* aPS,
PRBool aIsPrintPreview)
{
nsresult rv = NS_ERROR_FAILURE;
mPrintSettings = aPS;
NS_ASSERTION(aPS, "Must have a PrintSettings!");
rv = GlobalPrinters::GetInstance()->InitializeGlobalPrinters();
if (NS_FAILED(rv)) {
return rv;
}
if (aPS) {
PRBool tofile = PR_FALSE;
PRInt32 copies = 1;
PRUnichar *printer = nsnull;
PRUnichar *printfile = nsnull;
mPrintSettings->GetPrinterName(&printer);
mPrintSettings->GetToFileName(&printfile);
mPrintSettings->GetPrintToFile(&tofile);
mPrintSettings->GetNumCopies(&copies);
if ((copies == 0) || (copies > 999)) {
GlobalPrinters::GetInstance()->FreeGlobalPrinters();
return NS_ERROR_FAILURE;
}
if (printfile != nsnull) {
// ToDo: Use LocalEncoding instead of UTF-8 (see bug 73446)
strcpy(mPrData.path, NS_ConvertUTF16toUTF8(printfile).get());
}
if (printer != nsnull)
strcpy(mPrData.printer, NS_ConvertUTF16toUTF8(printer).get());
if (aIsPrintPreview)
mPrData.destination = printPreview;
else if (tofile)
mPrData.destination = printToFile;
else
mPrData.destination = printToPrinter;
mPrData.copies = copies;
rv = GlobalPrinters::GetInstance()->InitializeGlobalPrinters();
if (NS_FAILED(rv))
return rv;
const nsAFlatString& printerUCS2 = NS_ConvertUTF8toUTF16(mPrData.printer);
ULONG numPrinters = GlobalPrinters::GetInstance()->GetNumPrinters();
if (numPrinters) {
for(ULONG i = 0; (i < numPrinters) && !mQueue; i++) {
if ((GlobalPrinters::GetInstance()->GetStringAt(i)->Equals(printerUCS2, nsCaseInsensitiveStringComparator()))) {
SetupDevModeFromSettings(i, aPS);
mQueue = PrnDlg.SetPrinterQueue(i);
}
}
}
if (printfile != nsnull)
nsMemory::Free(printfile);
if (printer != nsnull)
nsMemory::Free(printer);
}
GlobalPrinters::GetInstance()->FreeGlobalPrinters();
return rv;
}
//----------------------------------------------------------------------------------
// Returns a Global Moveable Memory Handle to a DevMode
// from the Printer by the name of aPrintName
//
// NOTE:
// This function assumes that aPrintName has already been converted from
// unicode
//
static HGLOBAL CreateGlobalDevModeAndInit(const nsXPIDLString& aPrintName, nsIPrintSettings* aPS)
{
HGLOBAL hGlobalDevMode = NULL;
HANDLE hPrinter = NULL;
// const cast kludge for silly Win32 api's
LPWSTR printName = const_cast<wchar_t*>(aPrintName.get());
BOOL status = ::OpenPrinterW(printName, &hPrinter, NULL);
if (status) {
LPDEVMODEW pNewDevMode;
DWORD dwNeeded, dwRet;
// Get the buffer size
dwNeeded = ::DocumentPropertiesW(gParentWnd, hPrinter, printName, NULL, NULL, 0);
if (dwNeeded == 0) {
return NULL;
}
// Allocate a buffer of the correct size.
pNewDevMode = (LPDEVMODEW)::HeapAlloc (::GetProcessHeap(), HEAP_ZERO_MEMORY, dwNeeded);
if (!pNewDevMode) return NULL;
hGlobalDevMode = (HGLOBAL)::GlobalAlloc(GHND, dwNeeded);
if (!hGlobalDevMode) {
::HeapFree(::GetProcessHeap(), 0, pNewDevMode);
return NULL;
}
dwRet = ::DocumentPropertiesW(gParentWnd, hPrinter, printName, pNewDevMode, NULL, DM_OUT_BUFFER);
if (dwRet != IDOK) {
::HeapFree(::GetProcessHeap(), 0, pNewDevMode);
::GlobalFree(hGlobalDevMode);
::ClosePrinter(hPrinter);
return NULL;
}
// Lock memory and copy contents from DEVMODE (current printer)
// to Global Memory DEVMODE
LPDEVMODEW devMode = (DEVMODEW *)::GlobalLock(hGlobalDevMode);
if (devMode) {
memcpy(devMode, pNewDevMode, dwNeeded);
// Initialize values from the PrintSettings
SetupDevModeFromSettings(devMode, aPS);
// Sets back the changes we made to the DevMode into the Printer Driver
dwRet = ::DocumentPropertiesW(gParentWnd, hPrinter, printName, devMode, devMode, DM_IN_BUFFER | DM_OUT_BUFFER);
if (dwRet != IDOK) {
::GlobalUnlock(hGlobalDevMode);
::GlobalFree(hGlobalDevMode);
::HeapFree(::GetProcessHeap(), 0, pNewDevMode);
::ClosePrinter(hPrinter);
return NULL;
}
::GlobalUnlock(hGlobalDevMode);
} else {
::GlobalFree(hGlobalDevMode);
hGlobalDevMode = NULL;
}
::HeapFree(::GetProcessHeap(), 0, pNewDevMode);
::ClosePrinter(hPrinter);
} else {
return NULL;
}
return hGlobalDevMode;
}
