#include <stdlib.h>
+// smart pointer like class using OpenPrinter and ClosePrinter
+class WinPrinter
+{
+public:
+ // default ctor
+ WinPrinter()
+ {
+ m_hPrinter = (HANDLE)NULL;
+ }
+
+ WinPrinter( const wxString& printerName )
+ {
+ Open( printerName );
+ }
+
+ ~WinPrinter()
+ {
+ Close();
+ }
+
+ BOOL Open( const wxString& printerName, LPPRINTER_DEFAULTS pDefault=(LPPRINTER_DEFAULTS)NULL )
+ {
+ Close();
+ return OpenPrinter( (LPTSTR)printerName.wx_str(), &m_hPrinter, pDefault );
+ }
+
+ BOOL Close()
+ {
+ BOOL result = TRUE;
+ if( m_hPrinter )
+ {
+ result = ClosePrinter( m_hPrinter );
+ m_hPrinter = (HANDLE)NULL;
+ }
+ return result;
+ }
+
+ operator HANDLE() { return m_hPrinter; }
+ operator bool() { return m_hPrinter != (HANDLE)NULL; }
+
+private:
+ HANDLE m_hPrinter;
+
+ wxDECLARE_NO_COPY_CLASS(WinPrinter);
+};
+
+
//----------------------------------------------------------------------------
// wxWindowsPrintNativeData
//----------------------------------------------------------------------------
bool wxWindowsPrintNativeData::TransferTo( wxPrintData &data )
{
+ if ( !m_devMode )
+ InitializeDevMode();
+
if ( !m_devMode )
return false;
//// Orientation
if (devMode->dmFields & DM_ORIENTATION)
- data.SetOrientation( devMode->dmOrientation );
+ data.SetOrientation( (wxPrintOrientation)devMode->dmOrientation );
//// Collation
if (devMode->dmFields & DM_COLLATE)
return true;
}
-bool wxWindowsPrintNativeData::TransferFrom( const wxPrintData &data )
+void wxWindowsPrintNativeData::InitializeDevMode(const wxString& printerName, WinPrinter* printer)
{
- HGLOBAL hDevMode = static_cast<HGLOBAL>(m_devMode);
- WinPrinter printer;
- LPTSTR szPrinterName = (LPTSTR)data.GetPrinterName().wx_str();
+ if (m_devMode)
+ return;
+
+ LPTSTR szPrinterName = (LPTSTR)printerName.wx_str();
// From MSDN: How To Modify Printer Settings with the DocumentProperties() Function
// The purpose of this is to fill the DEVMODE with privdata from printer driver.
// If we have a printer name and OpenPrinter sucessfully returns
// this replaces the PrintDlg function which creates the DEVMODE filled only with data from default printer.
- if ( !m_devMode && !data.GetPrinterName().IsEmpty() )
+ if ( !m_devMode && !printerName.IsEmpty() )
{
// Open printer
- if ( printer.Open( data.GetPrinterName() ) == TRUE )
+ if ( printer && printer->Open( printerName ) == TRUE )
{
DWORD dwNeeded, dwRet;
// Step 1:
// Allocate a buffer of the correct size.
dwNeeded = DocumentProperties( NULL,
- printer, // Handle to our printer.
+ *printer, // Handle to our printer.
szPrinterName, // Name of the printer.
NULL, // Asking for size, so
NULL, // these are not used.
// Step 2:
// Get the default DevMode for the printer
dwRet = DocumentProperties( NULL,
- printer,
+ *printer,
szPrinterName,
tempDevMode, // The address of the buffer to fill.
NULL, // Not using the input buffer.
{
// If failure, cleanup
GlobalFree( tempDevMode );
- printer.Close();
+ printer->Close();
}
else
{
- hDevMode = tempDevMode;
- m_devMode = hDevMode;
+ m_devMode = tempDevMode;
tempDevMode = NULL;
}
}
}
else
{
- hDevMode = pd.hDevMode;
- m_devMode = hDevMode;
+ m_devMode = pd.hDevMode;
pd.hDevMode = NULL;
// We'll create a new DEVNAMEs structure below.
}
}
+}
+
+bool wxWindowsPrintNativeData::TransferFrom( const wxPrintData &data )
+{
+ WinPrinter printer;
+ LPTSTR szPrinterName = (LPTSTR)data.GetPrinterName().wx_str();
+
+ if (!m_devMode)
+ InitializeDevMode(data.GetPrinterName(), &printer);
+
+ HGLOBAL hDevMode = static_cast<HGLOBAL>(m_devMode);
+
if ( hDevMode )
{
GlobalPtrLock lockDevMode(hDevMode);
return false;
pd = new PAGESETUPDLG;
- pd->hDevMode = NULL;
- pd->hDevNames = NULL;
m_pageDlg = (void *)pd;
- // Pass the devmode data (created in m_printData.ConvertToNative)
- // to the PRINTDLG structure, since it'll
- // be needed when PrintDlg is called.
-
- if (pd->hDevMode)
+ // We must not set hDevMode and hDevNames when using PSD_RETURNDEFAULT,
+ // otherwise the call to PageSetupDlg() would fail.
+ if ( data.GetDefaultInfo() )
{
- GlobalFree(pd->hDevMode);
pd->hDevMode = NULL;
+ pd->hDevNames = NULL;
}
- pd->hDevMode = (HGLOBAL) native_data->GetDevMode();
- native_data->SetDevMode(NULL);
+ else
+ {
+ // Pass the devmode data (created in m_printData.ConvertToNative)
+ // to the PRINTDLG structure, since it'll
+ // be needed when PrintDlg is called.
- // Shouldn't assert; we should be able to test Ok-ness at a higher level
- //wxASSERT_MSG( (pd->hDevMode), wxT("hDevMode must be non-NULL in ConvertToNative!"));
+ pd->hDevMode = (HGLOBAL) native_data->GetDevMode();
+ native_data->SetDevMode(NULL);
- // Pass the devnames data (created in m_printData.ConvertToNative)
- // to the PRINTDLG structure, since it'll
- // be needed when PrintDlg is called.
+ // Shouldn't assert; we should be able to test Ok-ness at a higher level
+ //wxASSERT_MSG( (pd->hDevMode), wxT("hDevMode must be non-NULL in ConvertToNative!"));
- if (pd->hDevNames)
- {
- GlobalFree(pd->hDevNames);
- pd->hDevNames = NULL;
- }
- pd->hDevNames = (HGLOBAL) native_data->GetDevNames();
- native_data->SetDevNames(NULL);
+ // Pass the devnames data (created in m_printData.ConvertToNative)
+ // to the PRINTDLG structure, since it'll
+ // be needed when PrintDlg is called.
-// pd->hDevMode = GlobalAlloc(GMEM_MOVEABLE, sizeof(DEVMODE));
+ pd->hDevNames = (HGLOBAL) native_data->GetDevNames();
+ native_data->SetDevNames(NULL);
+ }
pd->Flags = PSD_MARGINS|PSD_MINMARGINS;
pd->hPageSetupTemplate = NULL;
pd->lpPageSetupTemplateName = NULL;
-/*
- if ( pd->hDevMode )
- {
- DEVMODE *devMode = (DEVMODE*) GlobalLock(pd->hDevMode);
- memset(devMode, 0, sizeof(DEVMODE));
- devMode->dmSize = sizeof(DEVMODE);
- devMode->dmOrientation = m_orientation;
- devMode->dmFields = DM_ORIENTATION;
- GlobalUnlock(pd->hDevMode);
- }
-*/
return true;
}
projects / wxWidgets.git / blobdiff