]> git.saurik.com Git - wxWidgets.git/blobdiff - src/msw/printdlg.cpp
Add wxGrid::Render() for drawing the grid to any wxDC.
[wxWidgets.git] / src / msw / printdlg.cpp
index 386be3f50b6d07f0964235d20cf6d23e9042a9f2..857be199c416204a6fa11c93c43cbdd3cb196302 100644 (file)
 
 #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
 //----------------------------------------------------------------------------
 
-#ifdef __WXDEBUG__
+#if wxDEBUG_LEVEL
+
 static wxString wxGetPrintDlgError()
 {
     DWORD err = CommDlgExtendedError();
@@ -79,7 +127,9 @@ static wxString wxGetPrintDlgError()
     }
     return msg;
 }
-#endif // __WXDEBUG__
+
+#endif // wxDEBUG_LEVEL
+
 
 static HGLOBAL
 wxCreateDevNames(const wxString& driverName,
@@ -142,6 +192,9 @@ bool wxWindowsPrintNativeData::IsOk() const
 
 bool wxWindowsPrintNativeData::TransferTo( wxPrintData &data )
 {
+    if ( !m_devMode )
+        InitializeDevMode();
+
     if ( !m_devMode )
         return false;
 
@@ -151,7 +204,7 @@ bool wxWindowsPrintNativeData::TransferTo( wxPrintData &data )
 
     //// Orientation
     if (devMode->dmFields & DM_ORIENTATION)
-        data.SetOrientation( devMode->dmOrientation );
+        data.SetOrientation( (wxPrintOrientation)devMode->dmOrientation );
 
     //// Collation
     if (devMode->dmFields & DM_COLLATE)
@@ -333,9 +386,58 @@ bool wxWindowsPrintNativeData::TransferTo( wxPrintData &data )
     return true;
 }
 
-bool wxWindowsPrintNativeData::TransferFrom( const wxPrintData &data )
+void wxWindowsPrintNativeData::InitializeDevMode(const wxString& printerName, WinPrinter* printer)
 {
-    HGLOBAL hDevMode = static_cast<HGLOBAL>(m_devMode);
+    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 && !printerName.IsEmpty() )
+    {
+        // Open printer
+        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.
+                szPrinterName,   // Name of the printer.
+                NULL,            // Asking for size, so
+                NULL,            // these are not used.
+                0 );             // Zero returns buffer size.
+
+            LPDEVMODE tempDevMode = static_cast<LPDEVMODE>( GlobalAlloc( GMEM_FIXED | GMEM_ZEROINIT, dwNeeded ) );
+
+            // Step 2:
+            // Get the default DevMode for the printer
+            dwRet = DocumentProperties( NULL,
+                *printer,
+                szPrinterName,
+                tempDevMode,     // The address of the buffer to fill.
+                NULL,            // Not using the input buffer.
+                DM_OUT_BUFFER ); // Have the output buffer filled.
+
+            if ( dwRet != IDOK )
+            {
+                // If failure, cleanup
+                GlobalFree( tempDevMode );
+                printer->Close();
+            }
+            else
+            {
+                m_devMode = tempDevMode;
+                tempDevMode = NULL;
+            }
+        }
+    }
+
     if ( !m_devMode )
     {
         // Use PRINTDLG as a way of creating a DEVMODE object
@@ -366,16 +468,13 @@ bool wxWindowsPrintNativeData::TransferFrom( const wxPrintData &data )
             pd.hDevMode = NULL;
             pd.hDevNames = NULL;
 
-#ifdef __WXDEBUG__
-            wxString str(wxT("Printing error: "));
-            str += wxGetPrintDlgError();
-            wxLogDebug(str);
-#endif // __WXDEBUG__
+#if wxDEBUG_LEVEL
+            wxLogDebug(wxT("Printing error: ") + wxGetPrintDlgError());
+#endif // wxDEBUG_LEVEL
         }
         else
         {
-            hDevMode = pd.hDevMode;
-            m_devMode = hDevMode;
+            m_devMode = pd.hDevMode;
             pd.hDevMode = NULL;
 
             // We'll create a new DEVNAMEs structure below.
@@ -390,6 +489,18 @@ bool wxWindowsPrintNativeData::TransferFrom( const wxPrintData &data )
         }
     }
 
+}
+
+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);
@@ -412,10 +523,9 @@ bool wxWindowsPrintNativeData::TransferFrom( const wxPrintData &data )
         {
             // NB: the cast is needed in the ANSI build, strangely enough
             //     dmDeviceName is BYTE[] and not char[] there
-            wxStrncpy(reinterpret_cast<wxChar *>(devMode->dmDeviceName),
+            wxStrlcpy(reinterpret_cast<wxChar *>(devMode->dmDeviceName),
                       name.wx_str(),
-                      WXSIZEOF(devMode->dmDeviceName) - 1);
-            devMode->dmDeviceName[WXSIZEOF(devMode->dmDeviceName) - 1] = wxT('\0');
+                      WXSIZEOF(devMode->dmDeviceName));
         }
 
         //// Colour
@@ -457,6 +567,15 @@ bool wxWindowsPrintNativeData::TransferFrom( const wxPrintData &data )
                 devMode->dmPaperLength = (short)(paperSize.y * 10);
                 devMode->dmFields |= DM_PAPERWIDTH;
                 devMode->dmFields |= DM_PAPERLENGTH;
+
+                // A printer driver may or may not also want DM_PAPERSIZE to
+                // be specified. Also, if the printer driver doesn't implement the DMPAPER_USER
+                // size, then this won't work, and even if you found the correct id by
+                // enumerating the driver's paper sizes, it probably won't change the actual size,
+                // it'll just select that custom paper type with its own current setting.
+                // For a discussion on this, see http://www.codeguru.com/forum/showthread.php?threadid=458617
+                // Although m_customWindowsPaperId is intended to work around this, it's
+                // unclear how it can help you set the custom paper size programmatically.
             }
             //else: neither paper type nor size specified, don't fill DEVMODE
             //      at all so that the system defaults are used
@@ -499,6 +618,8 @@ bool wxWindowsPrintNativeData::TransferFrom( const wxPrintData &data )
                 break;
             default:
                 quality = (short)data.GetQuality();
+                devMode->dmYResolution = quality;
+                devMode->dmFields |= DM_YRESOLUTION;
                 break;
         }
         devMode->dmPrintQuality = quality;
@@ -540,6 +661,21 @@ bool wxWindowsPrintNativeData::TransferFrom( const wxPrintData &data )
             devMode->dmMediaType = data.GetMedia();
             devMode->dmFields |= DM_MEDIATYPE;
         }
+
+        if( printer )
+        {
+            // Step 3:
+            // Merge the new settings with the old.
+            // This gives the driver an opportunity to update any private
+            // portions of the DevMode structure.
+            DocumentProperties( NULL,
+                printer,
+                szPrinterName,
+                (LPDEVMODE)hDevMode, // Reuse our buffer for output.
+                (LPDEVMODE)hDevMode, // Pass the driver our changes
+                DM_IN_BUFFER |       // Commands to Merge our changes and
+                DM_OUT_BUFFER );     // write the result.
+        }
     }
 
     if ( m_devNames )
@@ -854,38 +990,34 @@ bool wxWindowsPageSetupDialog::ConvertToNative( wxPageSetupDialogData &data )
         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;
 
@@ -930,17 +1062,6 @@ bool wxWindowsPageSetupDialog::ConvertToNative( wxPageSetupDialogData &data )
     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;
 }