don't crash when trying to dump struct members which are NULL pointers

[wxWidgets.git] / src / msw / printwin.cpp

diff --git a/src/msw/printwin.cpp b/src/msw/printwin.cpp
index bc72876edd8346ad9451ff179cee4749263d33db..ba0590e1d074affb565a9777fb6c766940d165af 100644 (file)
--- a/src/msw/printwin.cpp
+++ b/src/msw/printwin.cpp
@@ -52,10 +52,7 @@
 
 #include <stdlib.h>
 
-#include "wx/msw/private.h"
-
-#include <commdlg.h>
-
+#include "wx/msw/wrapcdlg.h"
 #ifndef __WIN32__
     #include <print.h>
 #endif
@@ -115,7 +112,7 @@ bool wxWindowsPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt
         m_printDialogData.SetMaxPage(9999);
 
     // Create a suitable device context
-    wxDC *dc = NULL;
+    wxDC *dc wxDUMMY_INITIALIZE(NULL);
     if (prompt)
     {
         dc = PrintDialog(parent);
@@ -134,18 +131,13 @@ bool wxWindowsPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt
         return false;
     }
 
-    int logPPIScreenX = 0;
-    int logPPIScreenY = 0;
-    int logPPIPrinterX = 0;
-    int logPPIPrinterY = 0;
-
     HDC hdc = ::GetDC(NULL);
-    logPPIScreenX = ::GetDeviceCaps(hdc, LOGPIXELSX);
-    logPPIScreenY = ::GetDeviceCaps(hdc, LOGPIXELSY);
+    int logPPIScreenX = ::GetDeviceCaps(hdc, LOGPIXELSX);
+    int logPPIScreenY = ::GetDeviceCaps(hdc, LOGPIXELSY);
     ::ReleaseDC(NULL, hdc);
 
-    logPPIPrinterX = ::GetDeviceCaps((HDC) dc->GetHDC(), LOGPIXELSX);
-    logPPIPrinterY = ::GetDeviceCaps((HDC) dc->GetHDC(), LOGPIXELSY);
+    int logPPIPrinterX = ::GetDeviceCaps((HDC) dc->GetHDC(), LOGPIXELSX);
+    int logPPIPrinterY = ::GetDeviceCaps((HDC) dc->GetHDC(), LOGPIXELSY);
     if (logPPIPrinterX == 0 || logPPIPrinterY == 0)
     {
         delete dc;
@@ -190,7 +182,7 @@ bool wxWindowsPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt
     wxWindow *win = CreateAbortWindow(parent, printout);
     wxYield();
 
-#if defined(__BORLANDC__) || defined(__GNUWIN32__) || defined(__SALFORDC__) || !defined(__WIN32__)
+#if defined(__WATCOMC__) || defined(__BORLANDC__) || defined(__GNUWIN32__) || defined(__SALFORDC__) || !defined(__WIN32__)
 #ifdef STRICT
     ::SetAbortProc((HDC) dc->GetHDC(), (ABORTPROC) m_lpAbortProc);
 #else
@@ -215,6 +207,7 @@ bool wxWindowsPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt
         sm_lastError = wxPRINTER_ERROR;
 
         delete dc;
+        return false;
     }
     sm_abortWindow = win;
     sm_abortWindow->Show();
@@ -286,7 +279,7 @@ bool wxWindowsPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt
 
     delete dc;
 
-    return (sm_lastError == wxPRINTER_NO_ERROR);
+    return sm_lastError == wxPRINTER_NO_ERROR;
 }
 
 wxDC* wxWindowsPrinter::PrintDialog(wxWindow *parent)
@@ -311,8 +304,10 @@ wxDC* wxWindowsPrinter::PrintDialog(wxWindow *parent)
     return dc;
 }
 
-bool wxWindowsPrinter::Setup(wxWindow *parent)
+bool wxWindowsPrinter::Setup(wxWindow *WXUNUSED(parent))
 {
+#if 0
+    // We no longer expose that dialog
     wxPrintDialog dialog(parent, & m_printDialogData);
     dialog.GetPrintDialogData().SetSetupDialog(true);
 
@@ -324,6 +319,9 @@ bool wxWindowsPrinter::Setup(wxWindow *parent)
     }
 
     return (ret == wxID_OK);
+#else
+    return false;
+#endif
 }
 
 /*
@@ -373,7 +371,7 @@ void wxWindowsPrintPreview::DetermineScaling()
     wxPrinterDC printerDC(m_printDialogData.GetPrintData());
 
     int printerWidth = 150;
-    int printerHeight = 250;
+    int printerHeight wxDUMMY_INITIALIZE(250);
     int printerXRes = 1500;
     int printerYRes = 2500;
 
@@ -422,15 +420,15 @@ LONG APIENTRY _EXPORT wxAbortProc(HDC WXUNUSED(hPr), int WXUNUSED(Code))
 
     /* Process messages intended for the abort dialog box */
 
-    while (!wxPrinterBase::sm_abortIt && PeekMessage(&msg, 0, 0, 0, TRUE))
+    while (!wxPrinterBase::sm_abortIt && ::PeekMessage(&msg, 0, 0, 0, TRUE))
         if (!IsDialogMessage((HWND) wxPrinterBase::sm_abortWindow->GetHWND(), &msg)) {
             TranslateMessage(&msg);
             DispatchMessage(&msg);
         }
 
-        /* bAbort is TRUE (return is FALSE) if the user has aborted */
+    /* bAbort is TRUE (return is FALSE) if the user has aborted */
 
-        return (!wxPrinterBase::sm_abortIt);
+    return !wxPrinterBase::sm_abortIt;
 }
 
 #endif