Calling a virtual function from a destructor is not good:

[wxWidgets.git] / include / wx / motif / private.h

diff --git a/include/wx/motif/private.h b/include/wx/motif/private.h
index ec1f7efa653a6cac594fb8ede8486cde7a459cfe..2f6270776c02e9000ab383140c4111b3077ca5a8 100644 (file)
--- a/include/wx/motif/private.h
+++ b/include/wx/motif/private.h
@@ -15,20 +15,38 @@
 #include "wx/defs.h"
 #include "X11/Xlib.h"
 
+class WXDLLEXPORT wxFont;
+class WXDLLEXPORT wxWindow;
+class WXDLLEXPORT wxSize;
+
 #include "wx/x11/privx.h"
 
 // Put any private declarations here: native Motif types may be used because
 // this header is included after Xm/Xm.h
 
+// ----------------------------------------------------------------------------
+// convenience macros
+// ----------------------------------------------------------------------------
+
+#define wxCHECK_MOTIF_VERSION( major, minor ) \
+  ( XmVersion >= (major) * 1000 + (minor) )
+
+#define wxCHECK_LESSTIF_VERSION( major, minor ) \
+  ( LesstifVersion >= (major) * 1000 + (minor) )
+
+#define wxCHECK_LESSTIF() ( defined(LesstifVersion) && LesstifVersion > 0 )
+
 // ----------------------------------------------------------------------------
 // common callbacks
 // ----------------------------------------------------------------------------
 
 // All widgets should have this as their resize proc.
-extern void wxWidgetResizeProc(Widget w, XConfigureEvent *event, String args[], int *num_args);
+extern void wxWidgetResizeProc(Widget w, XConfigureEvent *event, 
+                               String args[], int *num_args);
 
 // For repainting arbitrary windows
-void wxUniversalRepaintProc(Widget w, XtPointer WXUNUSED(c_data), XEvent *event, char *);
+void wxUniversalRepaintProc(Widget w, XtPointer WXUNUSED(c_data), 
+                            XEvent *event, char *);
 
 // ----------------------------------------------------------------------------
 // we maintain a hash table which contains the mapping from Widget to wxWindow
@@ -51,11 +69,18 @@ extern XmString wxFindAcceleratorText (const char *s);
 // ----------------------------------------------------------------------------
 // TranslateXXXEvent() functions - translate Motif event to wxWindow one
 // ----------------------------------------------------------------------------
-extern bool wxTranslateMouseEvent(wxMouseEvent& wxevent, wxWindow *win, Widget widget, XEvent *xevent);
-extern bool wxTranslateKeyEvent(wxKeyEvent& wxevent, wxWindow *win, Widget widget, XEvent *xevent);
 
-extern void wxDoChangeForegroundColour(WXWidget widget, wxColour& foregroundColour);
-extern void wxDoChangeBackgroundColour(WXWidget widget, wxColour& backgroundColour, bool changeArmColour = FALSE);
+extern bool wxTranslateMouseEvent(wxMouseEvent& wxevent, wxWindow *win,
+                                  Widget widget, XEvent *xevent);
+extern bool wxTranslateKeyEvent(wxKeyEvent& wxevent, wxWindow *win,
+                                Widget widget, XEvent *xevent);
+
+extern void wxDoChangeForegroundColour(WXWidget widget,
+                                       wxColour& foregroundColour);
+extern void wxDoChangeBackgroundColour(WXWidget widget,
+                                       wxColour& backgroundColour,
+                                       bool changeArmColour = FALSE);
+extern void wxDoChangeFont(WXWidget widget, wxFont& font);
 
 #define wxNO_COLORS   0x00
 #define wxBACK_COLORS 0x01
@@ -73,17 +98,29 @@ extern XColor itemColors[5] ;
 // utility classes
 // ----------------------------------------------------------------------------
 
+wxString wxXmStringToString( const XmString& xmString );
+XmString wxStringToXmString( const wxString& string );
+XmString wxStringToXmString( const char* string );
+
 // XmString made easy to use in wxWindows (and has an added benefit of
 // cleaning up automatically)
 class wxXmString
 {
 public:
+    wxXmString(const char* str)
+    {
+        m_string = XmStringCreateLtoR((char *)str, XmSTRING_DEFAULT_CHARSET);
+    }
+
     wxXmString(const wxString& str)
     {
         m_string = XmStringCreateLtoR((char *)str.c_str(),
             XmSTRING_DEFAULT_CHARSET);
     }
-    
+
+    // just to avoid calling XmStringFree()
+    wxXmString(const XmString& string) { m_string = string; }
+
     ~wxXmString() { XmStringFree(m_string); }
     
     // semi-implicit conversion to XmString (shouldn't rely on implicit
@@ -94,6 +131,28 @@ private:
     XmString m_string;
 };
 
+// ----------------------------------------------------------------------------
+// Routines used in both wxTextCtrl/wxListBox and nativa wxComboBox
+// (defined in src/motif/listbox.cpp or src/motif/textctrl.cpp
+// ----------------------------------------------------------------------------
+
+int wxDoFindStringInList( Widget listWidget, const wxString& str );
+int wxDoGetSelectionInList( Widget listWidget );
+wxString wxDoGetStringInList( Widget listWidget, int n );
+wxSize wxDoGetListBoxBestSize( Widget listWidget, const wxWindow* window );
+
+wxSize wxDoGetSingleTextCtrlBestSize( Widget textWidget,
+                                      const wxWindow* window );
+
+// ----------------------------------------------------------------------------
+// executes one main loop iteration (implemented in src/motif/evtloop.cpp)
+// ----------------------------------------------------------------------------
+
+class wxEventLoop;
+
+// returns true if the loop should be exited
+bool wxDoEventLoopIteration( wxEventLoop& evtLoop );
+
 // ----------------------------------------------------------------------------
 // macros to avoid casting WXFOO to Foo all the time
 // ----------------------------------------------------------------------------