Handle the (probably rare) case where the icon has no mask.

[wxWidgets.git] / src / univ / notebook.cpp

diff --git a/src/univ/notebook.cpp b/src/univ/notebook.cpp
index 9e5116fe85b53d7bdd8aa44c1f72a863dac43108..68e2ec2e236bd2c0eb04a289d276e27b0cf849e3 100644 (file)
--- a/src/univ/notebook.cpp
+++ b/src/univ/notebook.cpp
@@ -17,10 +17,14 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma implementation "univnotebook.h"
 #endif
 
+#ifdef __VMS
+#pragma message disable unscomzer
+#endif
+
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
@@ -40,7 +44,12 @@
 // macros
 // ----------------------------------------------------------------------------
 
-#define IS_VALID_PAGE(nPage) (((nPage) >= 0) && ((nPage) < GetPageCount()))
+#if 0
+// due to unsigned type nPage is always >= 0
+#define IS_VALID_PAGE(nPage) (((nPage) >= 0) && ((size_t(nPage)) < GetPageCount()))
+#else
+#define IS_VALID_PAGE(nPage) ((size_t(nPage)) < GetPageCount())
+#endif
 
 // ----------------------------------------------------------------------------
 // constants
@@ -133,14 +142,14 @@ bool wxNotebook::Create(wxWindow *parent,
 // wxNotebook page titles and images
 // ----------------------------------------------------------------------------
 
-wxString wxNotebook::GetPageText(int nPage) const
+wxString wxNotebook::GetPageText(size_t nPage) const
 {
     wxCHECK_MSG( IS_VALID_PAGE(nPage), _T(""), _T("invalid notebook page") );
 
     return m_titles[nPage];
 }
 
-bool wxNotebook::SetPageText(int nPage, const wxString& strText)
+bool wxNotebook::SetPageText(size_t nPage, const wxString& strText)
 {
     wxCHECK_MSG( IS_VALID_PAGE(nPage), FALSE, _T("invalid notebook page") );
 
@@ -163,14 +172,14 @@ bool wxNotebook::SetPageText(int nPage, const wxString& strText)
     return TRUE;
 }
 
-int wxNotebook::GetPageImage(int nPage) const
+int wxNotebook::GetPageImage(size_t nPage) const
 {
     wxCHECK_MSG( IS_VALID_PAGE(nPage), -1, _T("invalid notebook page") );
 
     return m_images[nPage];
 }
 
-bool wxNotebook::SetPageImage(int nPage, int nImage)
+bool wxNotebook::SetPageImage(size_t nPage, int nImage)
 {
     wxCHECK_MSG( IS_VALID_PAGE(nPage), FALSE, _T("invalid notebook page") );
 
@@ -202,7 +211,7 @@ wxNotebook::~wxNotebook()
 // wxNotebook page switching
 // ----------------------------------------------------------------------------
 
-int wxNotebook::SetSelection(int nPage)
+int wxNotebook::SetSelection(size_t nPage)
 {
     wxCHECK_MSG( IS_VALID_PAGE(nPage), -1, _T("invalid notebook page") );
 
@@ -277,13 +286,13 @@ int wxNotebook::SetSelection(int nPage)
 // wxNotebook pages adding/deleting
 // ----------------------------------------------------------------------------
 
-bool wxNotebook::InsertPage(int nPage,
+bool wxNotebook::InsertPage(size_t nPage,
                             wxNotebookPage *pPage,
                             const wxString& strText,
                             bool bSelect,
                             int imageId)
 {
-    int nPages = GetPageCount();
+    size_t nPages = GetPageCount();
     wxCHECK_MSG( nPage == nPages || IS_VALID_PAGE(nPage), FALSE,
                  _T("invalid notebook page in InsertPage()") );
 
@@ -360,7 +369,7 @@ bool wxNotebook::DeleteAllPages()
     return TRUE;
 }
 
-wxNotebookPage *wxNotebook::DoRemovePage(int nPage)
+wxNotebookPage *wxNotebook::DoRemovePage(size_t nPage)
 {
     wxCHECK_MSG( IS_VALID_PAGE(nPage), NULL, _T("invalid notebook page") );
 
@@ -381,7 +390,7 @@ wxNotebookPage *wxNotebook::DoRemovePage(int nPage)
         UpdateSpinBtn();
     }
 
-    int count = GetPageCount();
+    size_t count = GetPageCount();
     if ( count )
     {
         if ( m_sel == (size_t)nPage )