ifdef out some wxGTK specific code

[wxWidgets.git] / samples / png / pngdemo.cpp

diff --git a/samples/png/pngdemo.cpp b/samples/png/pngdemo.cpp
index ed0c27b7747b1074f54bcdf657a4e9a0279d559e..a08f20aecacca9321362d092624166ec34fa5cc6 100644 (file)
--- a/samples/png/pngdemo.cpp
+++ b/samples/png/pngdemo.cpp
@@ -20,7 +20,7 @@
 #pragma hdrstop
 #endif
 
-#ifdef __WINDOWS__
+#ifdef __WXMSW__
 #include <wx/pnghand.h>
 #endif
 
@@ -37,7 +37,7 @@ MyApp::MyApp()
 
 bool MyApp::OnInit(void)
 {
-#ifdef __WINDOWS__
+#ifdef __WXMSW__
   wxBitmap::AddHandler(new wxPNGFileHandler);
 #endif
 
@@ -89,18 +89,18 @@ MyFrame::MyFrame(wxFrame *frame, const wxString& title, const wxPoint& pos, cons
   canvas = NULL;
 }
 
-void MyFrame::OnQuit(wxCommandEvent& event)
+void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 {
     Close(TRUE);
 }
 
-void MyFrame::OnAbout(wxCommandEvent& event)
+void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
 {
     (void)wxMessageBox("PNG demo\nJulian Smart (c) 1998",
             "About PNG Demo", wxOK);
 }
 
-void MyFrame::OnLoadFile(wxCommandEvent& event)
+void MyFrame::OnLoadFile(wxCommandEvent& WXUNUSED(event))
 {
        // Show file selector.
        char *f = wxFileSelector("Open Image", NULL, NULL,"png",
@@ -136,7 +136,7 @@ MyCanvas::~MyCanvas(void)
 }
 
 // Define the repainting behaviour
-void MyCanvas::OnPaint(wxPaintEvent& event)
+void MyCanvas::OnPaint(wxPaintEvent& WXUNUSED(event))
 {
   wxPaintDC dc(this);
   dc.SetPen(wxRED_PEN);