Avoid some -Wundef warning. Check for __WXGTK__ using defined,

not plain #if.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@35218 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

setup.h.in

@@ -507,6 +507,8 @@
 
 #define wxUSE_DC_CACHEING 0
 
+#define wxUSE_GADGETS 0
+
 /*
  * Supports bool type
  */

src/common/popupcmn.cpp

@@ -259,7 +259,7 @@ void wxPopupTransientWindow::Popup(wxWindow *winFocus)
     // subclass the window which has the focus, and not winFocus passed in or
     // otherwise everything else breaks down
     m_focus = FindFocus();
-#elif __WXGTK__
+#elif defined(__WXGTK__)
     // GTK+ catches the activate events from the popup
     // window, not the focus events from the child window
     m_focus = this;

src/motif/choice.cpp

@@ -189,7 +189,7 @@ wxChoice::~wxChoice()
 int wxChoice::DoAppend(const wxString& item)
 {
     Widget w = XtVaCreateManagedWidget (wxStripMenuCodes(item),
-#if USE_GADGETS
+#if wxUSE_GADGETS
         xmPushButtonGadgetClass, (Widget) m_menuWidget,
 #else
         xmPushButtonWidgetClass, (Widget) m_menuWidget,

src/motif/statbmp.cpp

@@ -55,7 +55,7 @@ bool wxStaticBitmap::Create(wxWindow *parent, wxWindowID id,
     Widget parentWidget = (Widget) parent->GetClientWidget();
 
     m_mainWidget = (WXWidget) XtVaCreateManagedWidget ("staticBitmap",
-#if USE_GADGETS
+#if wxUSE_GADGETS
                     xmLabelGadgetClass, parentWidget,
 #else
                     xmLabelWidgetClass, parentWidget,