fixed (didn't work at all)

[wxWidgets.git] / src / motif / utils.cpp

diff --git a/src/motif/utils.cpp b/src/motif/utils.cpp
index 4567ad472d75b5bcf604b166b09e478e76dc4d5b..094a3e869901d2e55565652c89950ef378f57a2d 100644 (file)
--- a/src/motif/utils.cpp
+++ b/src/motif/utils.cpp
@@ -6,641 +6,1189 @@
 // Created:     17/09/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart
 // Created:     17/09/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart

-// Licence:    wxWindows licence
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
-// Note: this is done in utilscmn.cpp now.
-// #pragma implementation
-// #pragma implementation "utils.h"
-#endif
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------

 
 #include "wx/setup.h"
 #include "wx/utils.h"
 #include "wx/app.h"
 
 #include "wx/setup.h"
 #include "wx/utils.h"
 #include "wx/app.h"

+#include "wx/msgdlg.h"
+#include "wx/cursor.h"
+#include "wx/window.h" // for wxTopLevelWindows

 
 #include <ctype.h>
 
 #include <ctype.h>

-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>

 #include <stdarg.h>
 #include <stdarg.h>

+#include <dirent.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <unistd.h>
+#include <sys/wait.h>
+#include <pwd.h>
+#include <errno.h>
+#include <netdb.h>
+#include <signal.h>
+
+#if (defined(__SUNCC__) || defined(__CLCC__))
+    #include <sysent.h>
+#endif

 
 #include <Xm/Xm.h>
 
 
 #include <Xm/Xm.h>
 

+#include "wx/unix/execute.h"
+

 #include "wx/motif/private.h"
 
 #include "wx/motif/private.h"
 

-// Get full hostname (eg. DoDo.BSn-Germany.crg.de)
-bool wxGetHostName(char *buf, int maxSize)
-{
-    // TODO
-    return FALSE;
-}
+// ----------------------------------------------------------------------------
+// private functions
+// ----------------------------------------------------------------------------
+
+// Yuck this is really BOTH site and platform dependent
+// so we should use some other strategy!
+#ifdef sun
+    #define DEFAULT_XRESOURCE_DIR "/usr/openwin/lib/app-defaults"
+#else
+    #define DEFAULT_XRESOURCE_DIR "/usr/lib/X11/app-defaults"
+#endif
+
+static char *GetIniFile (char *dest, const char *filename);
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// async event processing
+// ----------------------------------------------------------------------------

 
 

-// Get user ID e.g. jacs
-bool wxGetUserId(char *buf, int maxSize)
+// Consume all events until no more left
+void wxFlushEvents()

 {
 {

-    // TODO
-    return FALSE;
+    Display *display = (Display*) wxGetDisplay();
+
+    XSync (display, FALSE);
+
+    // XtAppPending returns availability of events AND timers/inputs, which
+    // are processed via callbacks, so XtAppNextEvent will not return if
+    // there are no events. So added '& XtIMXEvent' - Sergey.
+    while (XtAppPending ((XtAppContext) wxTheApp->GetAppContext()) & XtIMXEvent)
+    {
+        XFlush (XtDisplay ((Widget) wxTheApp->GetTopLevelWidget()));
+        // Jan Lessner: works better when events are non-X events
+        XtAppProcessEvent((XtAppContext) wxTheApp->GetAppContext(), XtIMXEvent);
+    }

 }
 
 }
 

-// Get user name e.g. Julian Smart
-bool wxGetUserName(char *buf, int maxSize)
+// Check whether this window wants to process messages, e.g. Stop button
+// in long calculations.
+bool wxCheckForInterrupt(wxWindow *wnd)

 {
 {

-    // TODO
-    return FALSE;
+    wxCHECK_MSG( wnd, FALSE, "NULL window in wxCheckForInterrupt" );
+
+    Display *dpy=(Display*) wnd->GetXDisplay();
+    Window win=(Window) wnd->GetXWindow();
+    XEvent event;
+    XFlush(dpy);
+    if (wnd->GetMainWidget())
+    {
+        XmUpdateDisplay((Widget)(wnd->GetMainWidget()));
+    }
+
+    bool hadEvents = FALSE;
+    while( XCheckMaskEvent(dpy,
+                           ButtonPressMask|ButtonReleaseMask|ButtonMotionMask|
+                           PointerMotionMask|KeyPressMask|KeyReleaseMask,
+                           &event) )
+    {
+        if ( event.xany.window == win )
+        {
+            hadEvents = TRUE;
+
+            XtDispatchEvent(&event);
+        }
+    }
+
+    return hadEvents;

 }
 
 }
 

-int wxKill(long pid, int sig)
+// ----------------------------------------------------------------------------
+// wxExecute stuff
+// ----------------------------------------------------------------------------
+
+static void xt_notify_end_process(XtPointer data, int *fid,
+                                  XtInputId *id)

 {
 {

-    // TODO
-    return 0;
+    wxEndProcessData *proc_data = (wxEndProcessData *)data;
+
+    wxHandleProcessTermination(proc_data);
+
+    // VZ: I think they should be the same...
+    wxASSERT( (int)*id == proc_data->tag );
+
+    XtRemoveInput(*id);

 }
 
 }
 

-//
-// Execute a program in an Interactive Shell
-//
-bool wxShell(const wxString& command)
+int wxAddProcessCallback(wxEndProcessData *proc_data, int fd)

 {
 {

-    // TODO
-    return FALSE;
+    XtInputId id = XtAppAddInput((XtAppContext) wxTheApp->GetAppContext(),
+                                 fd,
+                                 (XtPointer *) XtInputReadMask,
+                                 (XtInputCallbackProc) xt_notify_end_process,
+                                 (XtPointer) proc_data);
+
+    return (int)id;

 }
 
 }
 

-// Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
-long wxGetFreeMemory()
+// ----------------------------------------------------------------------------
+// misc
+// ----------------------------------------------------------------------------
+
+// Emit a beeeeeep
+void wxBell()

 {
 {

-    // TODO
-    return 0;
+    // Use current setting for the bell
+    XBell ((Display*) wxGetDisplay(), 0);

 }
 
 }
 

-void wxSleep(int nSecs)
+int wxGetOsVersion(int *majorVsn, int *minorVsn)

 {
 {

-    // TODO
+    // FIXME TODO
+    // This code is WRONG!! Does NOT return the
+    // Motif version of the libs but the X protocol
+    // version!
+    Display *display = XtDisplay ((Widget) wxTheApp->GetTopLevelWidget());
+    if (majorVsn)
+        *majorVsn = ProtocolVersion (display);
+    if (minorVsn)
+        *minorVsn = ProtocolRevision (display);
+
+    return wxMOTIF_X;

 }
 
 }
 

-// Consume all events until no more left
-void wxFlushEvents()
+// ----------------------------------------------------------------------------
+// Reading and writing resources (eg WIN.INI, .Xdefaults)
+// ----------------------------------------------------------------------------
+
+// Read $HOME for what it says is home, if not
+// read $USER or $LOGNAME for user name else determine
+// the Real User, then determine the Real home dir.
+static char * GetIniFile (char *dest, const char *filename)

 {
 {

+    char *home = NULL;
+    if (filename && wxIsAbsolutePath(filename))
+    {
+        strcpy(dest, filename);
+    }
+    else if ((home = wxGetUserHome("")) != NULL)
+    {
+        strcpy(dest, home);
+        if (dest[strlen(dest) - 1] != '/')
+            strcat (dest, "/");
+        if (filename == NULL)
+        {
+            if ((filename = getenv ("XENVIRONMENT")) == NULL)
+                filename = ".Xdefaults";
+        }
+        else if (*filename != '.')
+            strcat (dest, ".");
+        strcat (dest, filename);
+    } else
+    {
+        dest[0] = '\0';
+    }
+    return dest;

 }
 
 }
 

-// Output a debug message, in a system dependent fashion.
-void wxDebugMsg(const char *fmt ...)
+#if wxUSE_RESOURCES
+
+static char *GetResourcePath(char *buf, const char *name, bool create = FALSE)

 {
 {

-  va_list ap;
-  static char buffer[512];
+    if (create && wxFileExists (name) ) {
+        strcpy(buf, name);
+        return buf; // Exists so ...
+    }

 
 

-  if (!wxTheApp->GetWantDebugOutput())
-    return ;
+    if (*name == '/')
+        strcpy(buf, name);
+    else {
+        // Put in standard place for resource files if not absolute
+        strcpy (buf, DEFAULT_XRESOURCE_DIR);
+        strcat (buf, "/");
+        strcat (buf, (const char*) wxFileNameFromPath (name));
+    }

 
 

-  va_start(ap, fmt);
+    if (create) {
+        // Touch the file to create it
+        FILE *fd = fopen (buf, "w");
+        if (fd) fclose (fd);
+    }
+    return buf;
+}

 
 

-  // wvsprintf(buffer,fmt,ap) ;
-  // TODO: output buffer
+/*
+* We have a cache for writing different resource files,
+* which will only get flushed when we call wxFlushResources().
+* Build up a list of resource databases waiting to be written.
+*
+*/

 
 

-  va_end(ap);
-}
+wxList wxResourceCache (wxKEY_STRING);

 
 

-// Non-fatal error: pop up message box and (possibly) continue
-void wxError(const wxString& msg, const wxString& title)
+void
+wxFlushResources (void)

 {
 {

-    // TODO
-    wxExit();
-}
+    char nameBuffer[512];

 
 

-// Fatal error: pop up message box and abort
-void wxFatalError(const wxString& msg, const wxString& title)
-{
-    // TODO
-}
+    wxNode *node = wxResourceCache.First ();
+    while (node)
+    {
+        const char *file = node->GetKeyString();
+        // If file doesn't exist, create it first.
+        (void)GetResourcePath(nameBuffer, file, TRUE);

 
 

-// Emit a beeeeeep
-void wxBell()
-{
-    // TODO
+        XrmDatabase database = (XrmDatabase) node->Data ();
+        XrmPutFileDatabase (database, nameBuffer);
+        XrmDestroyDatabase (database);
+        wxNode *next = node->Next ();
+        delete node;
+        node = next;
+    }

 }
 
 }
 

-int wxGetOsVersion(int *majorVsn, int *minorVsn)
-{
-    // TODO
-    return 0;
-}
+static XrmDatabase wxResourceDatabase = 0;
+
+void wxXMergeDatabases (wxApp * theApp, Display * display);

 
 

-// Reading and writing resources (eg WIN.INI, .Xdefaults)
-#if USE_RESOURCES

 bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file)
 {
 bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file)
 {

-    // TODO
-    return FALSE;
+    char buffer[500];
+
+    (void) GetIniFile (buffer, file);
+
+    XrmDatabase database;
+    wxNode *node = wxResourceCache.Find (buffer);
+    if (node)
+        database = (XrmDatabase) node->Data ();
+    else
+    {
+        database = XrmGetFileDatabase (buffer);
+        wxResourceCache.Append (buffer, (wxObject *) database);
+    }
+
+    char resName[300];
+    strcpy (resName, (const char*) section);
+    strcat (resName, ".");
+    strcat (resName, (const char*) entry);
+
+    XrmPutStringResource (&database, resName, value);
+    return TRUE;

 }
 
 bool wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file)
 {
 }
 
 bool wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file)
 {

-  char buf[50];
-  sprintf(buf, "%.4f", value);
-  return wxWriteResource(section, entry, buf, file);
+    char buf[50];
+    sprintf(buf, "%.4f", value);
+    return wxWriteResource(section, entry, buf, file);

 }
 
 bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file)
 {
 }
 
 bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file)
 {

-  char buf[50];
-  sprintf(buf, "%ld", value);
-  return wxWriteResource(section, entry, buf, file);
+    char buf[50];
+    sprintf(buf, "%ld", value);
+    return wxWriteResource(section, entry, buf, file);

 }
 
 bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file)
 {
 }
 
 bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file)
 {

-  char buf[50];
-  sprintf(buf, "%d", value);
-  return wxWriteResource(section, entry, buf, file);
+    char buf[50];
+    sprintf(buf, "%d", value);
+    return wxWriteResource(section, entry, buf, file);

 }
 
 bool wxGetResource(const wxString& section, const wxString& entry, char **value, const wxString& file)
 {
 }
 
 bool wxGetResource(const wxString& section, const wxString& entry, char **value, const wxString& file)
 {

-    // TODO
+    if (!wxResourceDatabase)
+    {
+        Display *display = (Display*) wxGetDisplay();
+        wxXMergeDatabases (wxTheApp, display);
+    }
+
+    XrmDatabase database;
+
+    if (file != "")
+    {
+        char buffer[500];
+
+        // Is this right? Trying to get it to look in the user's
+        // home directory instead of current directory -- JACS
+        (void) GetIniFile (buffer, file);
+
+        wxNode *node = wxResourceCache.Find (buffer);
+        if (node)
+            database = (XrmDatabase) node->Data ();
+        else
+        {
+            database = XrmGetFileDatabase (buffer);
+            wxResourceCache.Append (buffer, (wxObject *) database);
+        }
+    }
+    else
+        database = wxResourceDatabase;
+
+    XrmValue xvalue;
+    char *str_type[20];
+    char buf[150];
+    strcpy (buf, section);
+    strcat (buf, ".");
+    strcat (buf, entry);
+
+    Bool success = XrmGetResource (database, buf, "*", str_type,
+        &xvalue);
+    // Try different combinations of upper/lower case, just in case...
+    if (!success)
+    {
+        buf[0] = (isupper (buf[0]) ? tolower (buf[0]) : toupper (buf[0]));
+        success = XrmGetResource (database, buf, "*", str_type,
+            &xvalue);
+    }
+    if (success)
+    {
+        if (*value)
+            delete[] *value;
+
+        *value = new char[xvalue.size + 1];
+        strncpy (*value, xvalue.addr, (int) xvalue.size);
+        return TRUE;
+    }

     return FALSE;
 }
 
 bool wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file)
 {
     return FALSE;
 }
 
 bool wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file)
 {

-  char *s = NULL;
-  bool succ = wxGetResource(section, entry, (char **)&s, file);
-  if (succ)
-  {
-    *value = (float)strtod(s, NULL);
-    delete[] s;
-    return TRUE;
-  }
-  else return FALSE;
+    char *s = NULL;
+    bool succ = wxGetResource(section, entry, (char **)&s, file);
+    if (succ)
+    {
+        *value = (float)strtod(s, NULL);
+        delete[] s;
+        return TRUE;
+    }
+    else return FALSE;

 }
 
 bool wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file)
 {
 }
 
 bool wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file)
 {

-  char *s = NULL;
-  bool succ = wxGetResource(section, entry, (char **)&s, file);
-  if (succ)
-  {
-    *value = strtol(s, NULL, 10);
-    delete[] s;
-    return TRUE;
-  }
-  else return FALSE;
+    char *s = NULL;
+    bool succ = wxGetResource(section, entry, (char **)&s, file);
+    if (succ)
+    {
+        *value = strtol(s, NULL, 10);
+        delete[] s;
+        return TRUE;
+    }
+    else return FALSE;

 }
 
 bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file)
 {
 }
 
 bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file)
 {

-  char *s = NULL;
-  bool succ = wxGetResource(section, entry, (char **)&s, file);
-  if (succ)
-  {
-    *value = (int)strtol(s, NULL, 10);
-    delete[] s; 
-    return TRUE;
-  }
-  else return FALSE;
+    char *s = NULL;
+    bool succ = wxGetResource(section, entry, (char **)&s, file);
+    if (succ)
+    {
+        // Handle True, False here
+        // True, Yes, Enables, Set or  Activated
+        if (*s == 'T' || *s == 'Y' || *s == 'E' || *s == 'S' || *s == 'A')
+            *value = TRUE;
+        // False, No, Disabled, Reset, Cleared, Deactivated
+        else if (*s == 'F' || *s == 'N' || *s == 'D' || *s == 'R' || *s == 'C')
+            *value = FALSE;
+        // Handle as Integer
+        else
+            *value = (int) strtol (s, NULL, 10);
+        delete[] s;
+        return TRUE;
+    }
+    else
+        return FALSE;
+}
+
+void wxXMergeDatabases (wxApp * theApp, Display * display)
+{
+    XrmDatabase homeDB, serverDB, applicationDB;
+    char filenamebuf[1024];
+
+    char *filename = &filenamebuf[0];
+    char *environment;
+    wxString classname = theApp->GetClassName();
+    char name[256];
+    (void) strcpy (name, "/usr/lib/X11/app-defaults/");
+    (void) strcat (name, (const char*) classname);
+
+    /* Get application defaults file, if any */
+    applicationDB = XrmGetFileDatabase (name);
+    (void) XrmMergeDatabases (applicationDB, &wxResourceDatabase);
+
+    /* Merge server defaults, created by xrdb, loaded as a property of the root
+    * window when the server initializes and loaded into the display
+    * structure on XOpenDisplay;
+    * if not defined, use .Xdefaults
+    */
+
+    if (XResourceManagerString (display) != NULL)
+    {
+        serverDB = XrmGetStringDatabase (XResourceManagerString (display));
+    }
+    else
+    {
+        (void) GetIniFile (filename, NULL);
+        serverDB = XrmGetFileDatabase (filename);
+    }
+    XrmMergeDatabases (serverDB, &wxResourceDatabase);
+
+    /* Open XENVIRONMENT file, or if not defined, the .Xdefaults,
+    * and merge into existing database
+    */
+
+    if ((environment = getenv ("XENVIRONMENT")) == NULL)
+    {
+        size_t len;
+        environment = GetIniFile (filename, NULL);
+        len = strlen (environment);
+        wxString hostname = wxGetHostName();
+        if ( !!hostname )
+            strncat(environment, hostname, 1024 - len);
+    }
+    homeDB = XrmGetFileDatabase (environment);
+    XrmMergeDatabases (homeDB, &wxResourceDatabase);
+}
+
+#if 0
+
+/*
+* Not yet used but may be useful.
+*
+*/
+void
+wxSetDefaultResources (const Widget w, const char **resourceSpec, const char *name)
+{
+    int i;
+    Display *dpy = XtDisplay (w);    // Retrieve the display pointer
+
+    XrmDatabase rdb = NULL;    // A resource data base
+
+    // Create an empty resource database
+    rdb = XrmGetStringDatabase ("");
+
+    // Add the Component resources, prepending the name of the component
+
+    i = 0;
+    while (resourceSpec[i] != NULL)
+    {
+        char buf[1000];
+
+        sprintf (buf, "*%s%s", name, resourceSpec[i++]);
+        XrmPutLineResource (&rdb, buf);
+    }
+
+    // Merge them into the Xt database, with lowest precendence
+
+    if (rdb)
+    {
+#if (XlibSpecificationRelease>=5)
+        XrmDatabase db = XtDatabase (dpy);
+        XrmCombineDatabase (rdb, &db, FALSE);
+#else
+        XrmMergeDatabases (dpy->db, &rdb);
+        dpy->db = rdb;
+#endif
+    }

 }
 }

-#endif // USE_RESOURCES
+#endif
+// 0
+
+#endif // wxUSE_RESOURCES
+
+// ----------------------------------------------------------------------------
+// busy cursor stuff
+// ----------------------------------------------------------------------------

 
 static int wxBusyCursorCount = 0;
 
 
 static int wxBusyCursorCount = 0;
 

+// Helper function
+static void
+wxXSetBusyCursor (wxWindow * win, wxCursor * cursor)
+{
+    Display *display = (Display*) win->GetXDisplay();
+
+    Window xwin = (Window) win->GetXWindow();
+    if (!xwin)
+       return;
+
+    XSetWindowAttributes attrs;
+
+    if (cursor)
+    {
+        attrs.cursor = (Cursor) cursor->GetXCursor(display);
+    }
+    else
+    {
+        // Restore old cursor
+        if (win->GetCursor().Ok())
+            attrs.cursor = (Cursor) win->GetCursor().GetXCursor(display);
+        else
+            attrs.cursor = None;
+    }
+    if (xwin)
+        XChangeWindowAttributes (display, xwin, CWCursor, &attrs);
+
+    XFlush (display);
+
+    for(wxNode *node = win->GetChildren().First (); node; node = node->Next())
+    {
+        wxWindow *child = (wxWindow *) node->Data ();
+        wxXSetBusyCursor (child, cursor);
+    }
+}
+

 // Set the cursor to the busy cursor for all windows
 void wxBeginBusyCursor(wxCursor *cursor)
 {
 // Set the cursor to the busy cursor for all windows
 void wxBeginBusyCursor(wxCursor *cursor)
 {

-  wxBusyCursorCount ++;
-  if (wxBusyCursorCount == 1)
-  {
-        // TODO
-  }
-  else
-  {
-        // TODO
-  }
+    wxBusyCursorCount++;
+    if (wxBusyCursorCount == 1)
+    {
+        for(wxNode *node = wxTopLevelWindows.First (); node; node = node->Next())
+        {
+            wxWindow *win = (wxWindow *) node->Data ();
+            wxXSetBusyCursor (win, cursor);
+        }
+    }

 }
 
 // Restore cursor to normal
 void wxEndBusyCursor()
 {
 }
 
 // Restore cursor to normal
 void wxEndBusyCursor()
 {

-  if (wxBusyCursorCount == 0)
-    return;
-    
-  wxBusyCursorCount --;
-  if (wxBusyCursorCount == 0)
-  {
-    // TODO
-  }
+    if (wxBusyCursorCount == 0)
+        return;
+
+    wxBusyCursorCount--;
+    if (wxBusyCursorCount == 0)
+    {
+        for(wxNode *node = wxTopLevelWindows.First (); node; node = node->Next())
+        {
+            wxWindow *win = (wxWindow *) node->Data ();
+            wxXSetBusyCursor (win, NULL);
+        }
+    }

 }
 
 // TRUE if we're between the above two calls
 bool wxIsBusy()
 {
 }
 
 // TRUE if we're between the above two calls
 bool wxIsBusy()
 {

-  return (wxBusyCursorCount > 0);
-}    
-
-char *wxGetUserHome (const wxString& user)
-{
-    // TODO
-    return NULL;
+    return (wxBusyCursorCount > 0);

 }
 
 }
 

-// Check whether this window wants to process messages, e.g. Stop button
-// in long calculations.
-bool wxCheckForInterrupt(wxWindow *wnd)
-{
-    // TODO
-    return FALSE;
-}
+// ----------------------------------------------------------------------------
+// display info
+// ----------------------------------------------------------------------------

 
 void wxGetMousePosition( int* x, int* y )
 {
 
 void wxGetMousePosition( int* x, int* y )
 {

-    // TODO
+    XMotionEvent xev;
+    Window root, child;
+    XQueryPointer((Display*) wxGetDisplay(),
+                  DefaultRootWindow((Display*) wxGetDisplay()),
+                  &root, &child,
+                  &(xev.x_root), &(xev.y_root),
+                  &(xev.x),      &(xev.y),
+                  &(xev.state));
+    *x = xev.x_root;
+    *y = xev.y_root;

 };
 
 // Return TRUE if we have a colour display
 bool wxColourDisplay()
 {
 };
 
 // Return TRUE if we have a colour display
 bool wxColourDisplay()
 {

-    // TODO
-    return TRUE;
+    return wxDisplayDepth() > 1;

 }
 
 // Returns depth of screen
 int wxDisplayDepth()
 {
 }
 
 // Returns depth of screen
 int wxDisplayDepth()
 {

-    // TODO
-    return 0;
+    Display *dpy = (Display*) wxGetDisplay();
+
+    return DefaultDepth (dpy, DefaultScreen (dpy));

 }
 
 // Get size of display
 void wxDisplaySize(int *width, int *height)
 {
 }
 
 // Get size of display
 void wxDisplaySize(int *width, int *height)
 {

-    // TODO
+    Display *dpy = (Display*) wxGetDisplay();
+
+    if ( width )
+        *width = DisplayWidth (dpy, DefaultScreen (dpy));
+    if ( height )
+        *height = DisplayHeight (dpy, DefaultScreen (dpy));

 }
 
 }
 

-/* Configurable display in Motif */
+// Configurable display in Motif

 static WXDisplay *gs_currentDisplay = NULL;
 static wxString gs_displayName;
 
 WXDisplay *wxGetDisplay()
 {
 static WXDisplay *gs_currentDisplay = NULL;
 static wxString gs_displayName;
 
 WXDisplay *wxGetDisplay()
 {

-  if (gs_currentDisplay)
-    return gs_currentDisplay;
+    if (gs_currentDisplay)
+        return gs_currentDisplay;

 
 

-  return XtDisplay ((Widget) wxTheApp->GetTopLevelWidget());
+    if (wxTheApp && wxTheApp->GetTopLevelWidget())
+        return XtDisplay ((Widget) wxTheApp->GetTopLevelWidget());
+    else if (wxTheApp)
+        return wxTheApp->GetInitialDisplay();
+    else
+        return (WXDisplay*) NULL;

 }
 
 bool wxSetDisplay(const wxString& display_name)
 {
 }
 
 bool wxSetDisplay(const wxString& display_name)
 {

-  gs_displayName = display_name;
-  
-  if (display_name.IsNull() || display_name.IsEmpty())
-  {
-      gs_currentDisplay = NULL;
-      return TRUE;
-  }
-  else
-  {
-    Cardinal argc = 0;
-
-    Display *display = XtOpenDisplay((XtAppContext) wxTheApp->GetAppContext(),
-                                    (const char*) display_name,
-                                    (const char*) wxTheApp->GetAppName(),
-                                    (const char*) wxTheApp->GetClassName(),
-                                    NULL,
-# if XtSpecificationRelease < 5
-                                    0, &argc, NULL);
-# else
-                                    0, (int *)&argc, NULL);
-# endif
-
-    if (display)
-    {
-      gs_currentDisplay = (WXDisplay*) display;
-      return TRUE;
-    } else
-      return FALSE;
-  }
-  return FALSE;
+    gs_displayName = display_name;
+
+    if ( !display_name )
+    {
+        gs_currentDisplay = NULL;
+
+        return TRUE;
+    }
+    else
+    {
+        Cardinal argc = 0;
+
+        Display *display = XtOpenDisplay((XtAppContext) wxTheApp->GetAppContext(),
+            (const char*) display_name,
+            (const char*) wxTheApp->GetAppName(),
+            (const char*) wxTheApp->GetClassName(),
+            NULL,
+#if XtSpecificationRelease < 5
+            0, &argc,
+#else
+            0, (int *)&argc,
+#endif
+            NULL);
+
+        if (display)
+        {
+            gs_currentDisplay = (WXDisplay*) display;
+            return TRUE;
+        }
+        else
+            return FALSE;
+    }
+
+    return FALSE;

 }
 
 wxString wxGetDisplayName()
 {
 }
 
 wxString wxGetDisplayName()
 {

-  return gs_displayName;
+    return gs_displayName;

 }
 
 }
 

+// ----------------------------------------------------------------------------
+// accelerators
+// ----------------------------------------------------------------------------
+

 // Find the letter corresponding to the mnemonic, for Motif
 char wxFindMnemonic (const char *s)
 {
 // Find the letter corresponding to the mnemonic, for Motif
 char wxFindMnemonic (const char *s)
 {

-  char mnem = 0;
-  int len = strlen (s);
-  int i;
-  for (i = 0; i < len; i++)
+    char mnem = 0;
+    int len = strlen (s);
+    int i;
+    for (i = 0; i < len; i++)

     {
     {

-      if (s[i] == '&')
-       {
-         // Carefully handle &&
-         if ((i + 1) <= len && s[i + 1] == '&')
-           i++;
-         else
-           {
-             mnem = s[i + 1];
-             break;
-           }
-       }
+        if (s[i] == '&')
+        {
+            // Carefully handle &&
+            if ((i + 1) <= len && s[i + 1] == '&')
+                i++;
+            else
+            {
+                mnem = s[i + 1];
+                break;
+            }
+        }

     }
     }

-  return mnem;
+    return mnem;

 }
 
 }
 

-char * wxFindAccelerator (char *s)
+char * wxFindAccelerator (const char *s)

 {
 {

-// The accelerator text is after the \t char.
-  while (*s && *s != '\t')
+    // VZ: this function returns incorrect keysym which completely breaks kbd
+    //     handling
+    return NULL;
+
+    // The accelerator text is after the \t char.
+    while (*s && *s != '\t')
+        s++;
+    if (*s == '\0')
+        return (NULL);

     s++;
     s++;

-  if (*s == '\0')
-    return (NULL);
-  s++;
-/*
-   Now we need to format it as X standard:
-
-   input            output
-
-   F7           --> <Key>F7
-   Ctrl+N       --> Ctrl<Key>N
-   Alt+k        --> Meta<Key>k
-   Ctrl+Shift+A --> Ctrl Shift<Key>A
-
- */
-
-  wxBuffer[0] = '\0';
-  char *tmp = copystring (s);
-  s = tmp;
-  char *p = s;
-
-  while (1)
-    {
-      while (*p && *p != '+')
-       p++;
-      if (*p)
-       {
-         *p = '\0';
-         if (wxBuffer[0])
-           strcat (wxBuffer, " ");
-         if (strcmp (s, "Alt"))
-           strcat (wxBuffer, s);
-         else
-           strcat (wxBuffer, "Meta");
-         s = p + 1;
-         p = s;
-       }
-      else
-       {
-         strcat (wxBuffer, "<Key>");
-         strcat (wxBuffer, s);
-         break;
-       }
-    }
-  delete[]tmp;
-  return wxBuffer;
-}
-
-XmString wxFindAcceleratorText (char *s)
-{
-// The accelerator text is after the \t char.
-  while (*s && *s != '\t')
+    /*
+    Now we need to format it as X standard:
+
+      input            output
+
+        F7           --> <Key>F7
+        Ctrl+N       --> Ctrl<Key>N
+        Alt+k        --> Meta<Key>k
+        Ctrl+Shift+A --> Ctrl Shift<Key>A
+
+    */
+
+    wxBuffer[0] = '\0';
+    char *tmp = copystring (s);
+    s = tmp;
+    char *p = tmp;
+
+    while (1)
+    {
+        while (*p && *p != '+')
+            p++;
+        if (*p)
+        {
+            *p = '\0';
+            if (wxBuffer[0])
+                strcat (wxBuffer, " ");
+            if (strcmp (s, "Alt"))
+                strcat (wxBuffer, s);
+            else
+                strcat (wxBuffer, "Meta");
+            s = p++;
+        }
+        else
+        {
+            strcat (wxBuffer, "<Key>");
+            strcat (wxBuffer, s);
+            break;
+        }
+    }
+    delete[]tmp;
+    return wxBuffer;
+}
+
+XmString wxFindAcceleratorText (const char *s)
+{
+    // VZ: this function returns incorrect keysym which completely breaks kbd
+    //     handling
+    return NULL;
+
+    // The accelerator text is after the \t char.
+    while (*s && *s != '\t')
+        s++;
+    if (*s == '\0')
+        return (NULL);

     s++;
     s++;

-  if (*s == '\0')
-    return (NULL);
-  s++;
-  XmString text = XmStringCreateSimple (s);
-  return text;
+    XmString text = XmStringCreateSimple ((char *)s);
+    return text;

 }
 
 }
 

+// ----------------------------------------------------------------------------
+// keycode translations
+// ----------------------------------------------------------------------------
+

 #include <X11/keysym.h>
 
 #include <X11/keysym.h>
 

+// FIXME what about tables??
+

 int wxCharCodeXToWX(KeySym keySym)
 {
 int wxCharCodeXToWX(KeySym keySym)
 {

-  int id;
-  switch (keySym) {
-    case XK_Shift_L:
-    case XK_Shift_R:
-      id = WXK_SHIFT; break;
-    case XK_Control_L:
-    case XK_Control_R:
-      id = WXK_CONTROL; break;
-    case XK_BackSpace:
-      id = WXK_BACK; break;
-    case XK_Delete:
-      id = WXK_DELETE; break;
-    case XK_Clear:
-      id = WXK_CLEAR; break;
-    case XK_Tab:
-      id = WXK_TAB; break;
-    case XK_numbersign:
-      id = '#'; break;
-    case XK_Return:
-      id = WXK_RETURN; break;
-    case XK_Escape:
-      id = WXK_ESCAPE; break;
-    case XK_Pause:
-    case XK_Break:
-      id = WXK_PAUSE; break;
-    case XK_Num_Lock:
-      id = WXK_NUMLOCK; break;
-    case XK_Scroll_Lock:
-      id = WXK_SCROLL; break;
-
-    case XK_Home:
-      id = WXK_HOME; break;
-    case XK_End:
-      id = WXK_END; break;
-    case XK_Left:
-      id = WXK_LEFT; break;
-    case XK_Right:
-      id = WXK_RIGHT; break;
-    case XK_Up:
-      id = WXK_UP; break;
-    case XK_Down:
-      id = WXK_DOWN; break;
-    case XK_Next:
-      id = WXK_NEXT; break;
-    case XK_Prior:
-      id = WXK_PRIOR; break;
-    case XK_Menu:
-      id = WXK_MENU; break;
-    case XK_Select:
-      id = WXK_SELECT; break;
-    case XK_Cancel:
-      id = WXK_CANCEL; break;
-    case XK_Print:
-      id = WXK_PRINT; break;
-    case XK_Execute:
-      id = WXK_EXECUTE; break;
-    case XK_Insert:
-      id = WXK_INSERT; break;
-    case XK_Help:
-      id = WXK_HELP; break;
-
-    case XK_KP_Multiply:
-      id = WXK_MULTIPLY; break;
-    case XK_KP_Add:
-      id = WXK_ADD; break;
-    case XK_KP_Subtract:
-      id = WXK_SUBTRACT; break;
-    case XK_KP_Divide:
-      id = WXK_DIVIDE; break;
-    case XK_KP_Decimal:
-      id = WXK_DECIMAL; break;
-    case XK_KP_Equal:
-      id = '='; break;
-    case XK_KP_Space:
-      id = ' '; break;
-    case XK_KP_Tab:
-      id = WXK_TAB; break;
-    case XK_KP_Enter:
-      id = WXK_RETURN; break;
-    case XK_KP_0:
-      id = WXK_NUMPAD0; break;
-    case XK_KP_1:
-      id = WXK_NUMPAD1; break;
-    case XK_KP_2:
-      id = WXK_NUMPAD2; break;
-    case XK_KP_3:
-      id = WXK_NUMPAD3; break;
-    case XK_KP_4:
-      id = WXK_NUMPAD4; break;
-    case XK_KP_5:
-      id = WXK_NUMPAD5; break;
-    case XK_KP_6:
-      id = WXK_NUMPAD6; break;
-    case XK_KP_7:
-      id = WXK_NUMPAD7; break;
-    case XK_KP_8:
-      id = WXK_NUMPAD8; break;
-    case XK_KP_9:
-      id = WXK_NUMPAD9; break;
-    case XK_F1:
-      id = WXK_F1; break;
-    case XK_F2:
-      id = WXK_F2; break;
-    case XK_F3:
-      id = WXK_F3; break;
-    case XK_F4:
-      id = WXK_F4; break;
-    case XK_F5:
-      id = WXK_F5; break;
-    case XK_F6:
-      id = WXK_F6; break;
-    case XK_F7:
-      id = WXK_F7; break;
-    case XK_F8:
-      id = WXK_F8; break;
-    case XK_F9:
-      id = WXK_F9; break;
-    case XK_F10:
-      id = WXK_F10; break;
-    case XK_F11:
-      id = WXK_F11; break;
-    case XK_F12:
-      id = WXK_F12; break;
-    case XK_F13:
-      id = WXK_F13; break;
-    case XK_F14:
-      id = WXK_F14; break;
-    case XK_F15:
-      id = WXK_F15; break;
-    case XK_F16:
-      id = WXK_F16; break;
-    case XK_F17:
-      id = WXK_F17; break;
-    case XK_F18:
-      id = WXK_F18; break;
-    case XK_F19:
-      id = WXK_F19; break;
-    case XK_F20:
-      id = WXK_F20; break;
-    case XK_F21:
-      id = WXK_F21; break;
-    case XK_F22:
-      id = WXK_F22; break;
-    case XK_F23:
-      id = WXK_F23; break;
-    case XK_F24:
-      id = WXK_F24; break;
-    default:
-      id = (keySym <= 255) ? (int)keySym : -1;
-  } // switch
-  return id;
+    int id;
+    switch (keySym)
+    {
+        case XK_Shift_L:
+        case XK_Shift_R:
+            id = WXK_SHIFT; break;
+        case XK_Control_L:
+        case XK_Control_R:
+            id = WXK_CONTROL; break;
+        case XK_BackSpace:
+            id = WXK_BACK; break;
+        case XK_Delete:
+            id = WXK_DELETE; break;
+        case XK_Clear:
+            id = WXK_CLEAR; break;
+        case XK_Tab:
+            id = WXK_TAB; break;
+        case XK_numbersign:
+            id = '#'; break;
+        case XK_Return:
+            id = WXK_RETURN; break;
+        case XK_Escape:
+            id = WXK_ESCAPE; break;
+        case XK_Pause:
+        case XK_Break:
+            id = WXK_PAUSE; break;
+        case XK_Num_Lock:
+            id = WXK_NUMLOCK; break;
+        case XK_Scroll_Lock:
+            id = WXK_SCROLL; break;
+
+        case XK_Home:
+            id = WXK_HOME; break;
+        case XK_End:
+            id = WXK_END; break;
+        case XK_Left:
+            id = WXK_LEFT; break;
+        case XK_Right:
+            id = WXK_RIGHT; break;
+        case XK_Up:
+            id = WXK_UP; break;
+        case XK_Down:
+            id = WXK_DOWN; break;
+        case XK_Next:
+            id = WXK_NEXT; break;
+        case XK_Prior:
+            id = WXK_PRIOR; break;
+        case XK_Menu:
+            id = WXK_MENU; break;
+        case XK_Select:
+            id = WXK_SELECT; break;
+        case XK_Cancel:
+            id = WXK_CANCEL; break;
+        case XK_Print:
+            id = WXK_PRINT; break;
+        case XK_Execute:
+            id = WXK_EXECUTE; break;
+        case XK_Insert:
+            id = WXK_INSERT; break;
+        case XK_Help:
+            id = WXK_HELP; break;
+
+        case XK_KP_Multiply:
+            id = WXK_MULTIPLY; break;
+        case XK_KP_Add:
+            id = WXK_ADD; break;
+        case XK_KP_Subtract:
+            id = WXK_SUBTRACT; break;
+        case XK_KP_Divide:
+            id = WXK_DIVIDE; break;
+        case XK_KP_Decimal:
+            id = WXK_DECIMAL; break;
+        case XK_KP_Equal:
+            id = '='; break;
+        case XK_KP_Space:
+            id = ' '; break;
+        case XK_KP_Tab:
+            id = WXK_TAB; break;
+        case XK_KP_Enter:
+            id = WXK_RETURN; break;
+        case XK_KP_0:
+            id = WXK_NUMPAD0; break;
+        case XK_KP_1:
+            id = WXK_NUMPAD1; break;
+        case XK_KP_2:
+            id = WXK_NUMPAD2; break;
+        case XK_KP_3:
+            id = WXK_NUMPAD3; break;
+        case XK_KP_4:
+            id = WXK_NUMPAD4; break;
+        case XK_KP_5:
+            id = WXK_NUMPAD5; break;
+        case XK_KP_6:
+            id = WXK_NUMPAD6; break;
+        case XK_KP_7:
+            id = WXK_NUMPAD7; break;
+        case XK_KP_8:
+            id = WXK_NUMPAD8; break;
+        case XK_KP_9:
+            id = WXK_NUMPAD9; break;
+        case XK_F1:
+            id = WXK_F1; break;
+        case XK_F2:
+            id = WXK_F2; break;
+        case XK_F3:
+            id = WXK_F3; break;
+        case XK_F4:
+            id = WXK_F4; break;
+        case XK_F5:
+            id = WXK_F5; break;
+        case XK_F6:
+            id = WXK_F6; break;
+        case XK_F7:
+            id = WXK_F7; break;
+        case XK_F8:
+            id = WXK_F8; break;
+        case XK_F9:
+            id = WXK_F9; break;
+        case XK_F10:
+            id = WXK_F10; break;
+        case XK_F11:
+            id = WXK_F11; break;
+        case XK_F12:
+            id = WXK_F12; break;
+        case XK_F13:
+            id = WXK_F13; break;
+        case XK_F14:
+            id = WXK_F14; break;
+        case XK_F15:
+            id = WXK_F15; break;
+        case XK_F16:
+            id = WXK_F16; break;
+        case XK_F17:
+            id = WXK_F17; break;
+        case XK_F18:
+            id = WXK_F18; break;
+        case XK_F19:
+            id = WXK_F19; break;
+        case XK_F20:
+            id = WXK_F20; break;
+        case XK_F21:
+            id = WXK_F21; break;
+        case XK_F22:
+            id = WXK_F22; break;
+        case XK_F23:
+            id = WXK_F23; break;
+        case XK_F24:
+            id = WXK_F24; break;
+        default:
+            id = (keySym <= 255) ? (int)keySym : -1;
+    }
+
+    return id;

 }
 
 KeySym wxCharCodeWXToX(int id)
 {
 }
 
 KeySym wxCharCodeWXToX(int id)
 {

-  KeySym keySym;
-
-  switch (id) {
-    case WXK_CANCEL:            keySym = XK_Cancel; break;
-    case WXK_BACK:              keySym = XK_BackSpace; break;
-    case WXK_TAB:              keySym = XK_Tab; break;
-    case WXK_CLEAR:            keySym = XK_Clear; break;
-    case WXK_RETURN:           keySym = XK_Return; break;
-    case WXK_SHIFT:            keySym = XK_Shift_L; break;
-    case WXK_CONTROL:          keySym = XK_Control_L; break;
-    case WXK_MENU :            keySym = XK_Menu; break;
-    case WXK_PAUSE:            keySym = XK_Pause; break;
-    case WXK_ESCAPE:           keySym = XK_Escape; break;
-    case WXK_SPACE:            keySym = ' '; break;
-    case WXK_PRIOR:            keySym = XK_Prior; break;
-    case WXK_NEXT :            keySym = XK_Next; break;
-    case WXK_END:              keySym = XK_End; break;
-    case WXK_HOME :            keySym = XK_Home; break;
-    case WXK_LEFT :            keySym = XK_Left; break;
-    case WXK_UP:               keySym = XK_Up; break;
-    case WXK_RIGHT:            keySym = XK_Right; break;
-    case WXK_DOWN :            keySym = XK_Down; break;
-    case WXK_SELECT:           keySym = XK_Select; break;
-    case WXK_PRINT:            keySym = XK_Print; break;
-    case WXK_EXECUTE:          keySym = XK_Execute; break;
-    case WXK_INSERT:           keySym = XK_Insert; break;
-    case WXK_DELETE:           keySym = XK_Delete; break;
-    case WXK_HELP :            keySym = XK_Help; break;
-    case WXK_NUMPAD0:          keySym = XK_KP_0; break;
-    case WXK_NUMPAD1:          keySym = XK_KP_1; break;
-    case WXK_NUMPAD2:          keySym = XK_KP_2; break;
-    case WXK_NUMPAD3:          keySym = XK_KP_3; break;
-    case WXK_NUMPAD4:          keySym = XK_KP_4; break;
-    case WXK_NUMPAD5:          keySym = XK_KP_5; break;
-    case WXK_NUMPAD6:          keySym = XK_KP_6; break;
-    case WXK_NUMPAD7:          keySym = XK_KP_7; break;
-    case WXK_NUMPAD8:          keySym = XK_KP_8; break;
-    case WXK_NUMPAD9:          keySym = XK_KP_9; break;
-    case WXK_MULTIPLY:         keySym = XK_KP_Multiply; break;
-    case WXK_ADD:              keySym = XK_KP_Add; break;
-    case WXK_SUBTRACT:         keySym = XK_KP_Subtract; break;
-    case WXK_DECIMAL:          keySym = XK_KP_Decimal; break;
-    case WXK_DIVIDE:           keySym = XK_KP_Divide; break;
-    case WXK_F1:               keySym = XK_F1; break;
-    case WXK_F2:               keySym = XK_F2; break;
-    case WXK_F3:               keySym = XK_F3; break;
-    case WXK_F4:               keySym = XK_F4; break;
-    case WXK_F5:               keySym = XK_F5; break;
-    case WXK_F6:               keySym = XK_F6; break;
-    case WXK_F7:               keySym = XK_F7; break;
-    case WXK_F8:               keySym = XK_F8; break;
-    case WXK_F9:               keySym = XK_F9; break;
-    case WXK_F10:              keySym = XK_F10; break;
-    case WXK_F11:              keySym = XK_F11; break;
-    case WXK_F12:              keySym = XK_F12; break;
-    case WXK_F13:              keySym = XK_F13; break;
-    case WXK_F14:              keySym = XK_F14; break;
-    case WXK_F15:              keySym = XK_F15; break;
-    case WXK_F16:              keySym = XK_F16; break;
-    case WXK_F17:              keySym = XK_F17; break;
-    case WXK_F18:              keySym = XK_F18; break;
-    case WXK_F19:              keySym = XK_F19; break;
-    case WXK_F20:              keySym = XK_F20; break;
-    case WXK_F21:              keySym = XK_F21; break;
-    case WXK_F22:              keySym = XK_F22; break;
-    case WXK_F23:              keySym = XK_F23; break;
-    case WXK_F24:              keySym = XK_F24; break;
-    case WXK_NUMLOCK:          keySym = XK_Num_Lock; break;
-    case WXK_SCROLL:           keySym = XK_Scroll_Lock; break;
-    default:                    keySym = id <= 255 ? (KeySym)id : 0;
-  } // switch
-  return keySym;
+    KeySym keySym;
+
+    switch (id)
+    {
+        case WXK_CANCEL:            keySym = XK_Cancel; break;
+        case WXK_BACK:              keySym = XK_BackSpace; break;
+        case WXK_TAB:            keySym = XK_Tab; break;
+        case WXK_CLEAR:        keySym = XK_Clear; break;
+        case WXK_RETURN:        keySym = XK_Return; break;
+        case WXK_SHIFT:        keySym = XK_Shift_L; break;
+        case WXK_CONTROL:        keySym = XK_Control_L; break;
+        case WXK_MENU :        keySym = XK_Menu; break;
+        case WXK_PAUSE:        keySym = XK_Pause; break;
+        case WXK_ESCAPE:        keySym = XK_Escape; break;
+        case WXK_SPACE:        keySym = ' '; break;
+        case WXK_PRIOR:        keySym = XK_Prior; break;
+        case WXK_NEXT :        keySym = XK_Next; break;
+        case WXK_END:        keySym = XK_End; break;
+        case WXK_HOME :        keySym = XK_Home; break;
+        case WXK_LEFT :        keySym = XK_Left; break;
+        case WXK_UP:        keySym = XK_Up; break;
+        case WXK_RIGHT:        keySym = XK_Right; break;
+        case WXK_DOWN :        keySym = XK_Down; break;
+        case WXK_SELECT:        keySym = XK_Select; break;
+        case WXK_PRINT:        keySym = XK_Print; break;
+        case WXK_EXECUTE:        keySym = XK_Execute; break;
+        case WXK_INSERT:        keySym = XK_Insert; break;
+        case WXK_DELETE:        keySym = XK_Delete; break;
+        case WXK_HELP :        keySym = XK_Help; break;
+        case WXK_NUMPAD0:        keySym = XK_KP_0; break;
+        case WXK_NUMPAD1:        keySym = XK_KP_1; break;
+        case WXK_NUMPAD2:        keySym = XK_KP_2; break;
+        case WXK_NUMPAD3:        keySym = XK_KP_3; break;
+        case WXK_NUMPAD4:        keySym = XK_KP_4; break;
+        case WXK_NUMPAD5:        keySym = XK_KP_5; break;
+        case WXK_NUMPAD6:        keySym = XK_KP_6; break;
+        case WXK_NUMPAD7:        keySym = XK_KP_7; break;
+        case WXK_NUMPAD8:        keySym = XK_KP_8; break;
+        case WXK_NUMPAD9:        keySym = XK_KP_9; break;
+        case WXK_MULTIPLY:        keySym = XK_KP_Multiply; break;
+        case WXK_ADD:        keySym = XK_KP_Add; break;
+        case WXK_SUBTRACT:        keySym = XK_KP_Subtract; break;
+        case WXK_DECIMAL:        keySym = XK_KP_Decimal; break;
+        case WXK_DIVIDE:        keySym = XK_KP_Divide; break;
+        case WXK_F1:        keySym = XK_F1; break;
+        case WXK_F2:        keySym = XK_F2; break;
+        case WXK_F3:        keySym = XK_F3; break;
+        case WXK_F4:        keySym = XK_F4; break;
+        case WXK_F5:        keySym = XK_F5; break;
+        case WXK_F6:        keySym = XK_F6; break;
+        case WXK_F7:        keySym = XK_F7; break;
+        case WXK_F8:        keySym = XK_F8; break;
+        case WXK_F9:        keySym = XK_F9; break;
+        case WXK_F10:        keySym = XK_F10; break;
+        case WXK_F11:        keySym = XK_F11; break;
+        case WXK_F12:        keySym = XK_F12; break;
+        case WXK_F13:        keySym = XK_F13; break;
+        case WXK_F14:        keySym = XK_F14; break;
+        case WXK_F15:        keySym = XK_F15; break;
+        case WXK_F16:        keySym = XK_F16; break;
+        case WXK_F17:        keySym = XK_F17; break;
+        case WXK_F18:        keySym = XK_F18; break;
+        case WXK_F19:        keySym = XK_F19; break;
+        case WXK_F20:        keySym = XK_F20; break;
+        case WXK_F21:        keySym = XK_F21; break;
+        case WXK_F22:        keySym = XK_F22; break;
+        case WXK_F23:        keySym = XK_F23; break;
+        case WXK_F24:        keySym = XK_F24; break;
+        case WXK_NUMLOCK:    keySym = XK_Num_Lock; break;
+        case WXK_SCROLL:     keySym = XK_Scroll_Lock; break;
+        default:             keySym = id <= 255 ? (KeySym)id : 0;
+    }
+
+    return keySym;
+}
+
+// ----------------------------------------------------------------------------
+// Some colour manipulation routines
+// ----------------------------------------------------------------------------
+
+void wxHSVToXColor(wxHSV *hsv,XColor *rgb)
+{
+    int h = hsv->h;
+    int s = hsv->s;
+    int v = hsv->v;
+    int r, g, b;
+    int i, f;
+    int p, q, t;
+    s = (s * wxMAX_RGB) / wxMAX_SV;
+    v = (v * wxMAX_RGB) / wxMAX_SV;
+    if (h == 360) h = 0;
+    if (s == 0) { h = 0; r = g = b = v; }
+    i = h / 60;
+    f = h % 60;
+    p = v * (wxMAX_RGB - s) / wxMAX_RGB;
+    q = v * (wxMAX_RGB - s * f / 60) / wxMAX_RGB;
+    t = v * (wxMAX_RGB - s * (60 - f) / 60) / wxMAX_RGB;
+    switch (i)
+    {
+    case 0: r = v, g = t, b = p; break;
+    case 1: r = q, g = v, b = p; break;
+    case 2: r = p, g = v, b = t; break;
+    case 3: r = p, g = q, b = v; break;
+    case 4: r = t, g = p, b = v; break;
+    case 5: r = v, g = p, b = q; break;
+    }
+    rgb->red = r << 8;
+    rgb->green = g << 8;
+    rgb->blue = b << 8;
+}
+
+void wxXColorToHSV(wxHSV *hsv,XColor *rgb)
+{
+    int r = rgb->red >> 8;
+    int g = rgb->green >> 8;
+    int b = rgb->blue >> 8;
+    int maxv = wxMax3(r, g, b);
+    int minv = wxMin3(r, g, b);
+    int h, s, v;
+    v = maxv;
+    if (maxv) s = (maxv - minv) * wxMAX_RGB / maxv;
+    else s = 0;
+    if (s == 0) h = 0;
+    else
+    {
+        int rc, gc, bc, hex;
+        rc = (maxv - r) * wxMAX_RGB / (maxv - minv);
+        gc = (maxv - g) * wxMAX_RGB / (maxv - minv);
+        bc = (maxv - b) * wxMAX_RGB / (maxv - minv);
+        if (r == maxv) { h = bc - gc, hex = 0; }
+        else if (g == maxv) { h = rc - bc, hex = 2; }
+        else if (b == maxv) { h = gc - rc, hex = 4; }
+        h = hex * 60 + (h * 60 / wxMAX_RGB);
+        if (h < 0) h += 360;
+    }
+    hsv->h = h;
+    hsv->s = (s * wxMAX_SV) / wxMAX_RGB;
+    hsv->v = (v * wxMAX_SV) / wxMAX_RGB;
+}
+
+void wxAllocNearestColor(Display *d,Colormap cmp,XColor *xc)
+{
+    int llp;
+
+    int screen = DefaultScreen(d);
+    int num_colors = DisplayCells(d,screen);
+
+    XColor *color_defs = new XColor[num_colors];
+    for(llp = 0;llp < num_colors;llp++) color_defs[llp].pixel = llp;
+    XQueryColors(d,cmp,color_defs,num_colors);
+
+    wxHSV hsv_defs, hsv;
+    wxXColorToHSV(&hsv,xc);
+
+    int diff, min_diff, pixel = 0;
+
+    for(llp = 0;llp < num_colors;llp++)
+    {
+        wxXColorToHSV(&hsv_defs,&color_defs[llp]);
+        diff = wxSIGN(wxH_WEIGHT * (hsv.h - hsv_defs.h)) +
+            wxSIGN(wxS_WEIGHT * (hsv.s - hsv_defs.s)) +
+            wxSIGN(wxV_WEIGHT * (hsv.v - hsv_defs.v));
+        if (llp == 0) min_diff = diff;
+        if (min_diff > diff) { min_diff = diff; pixel = llp; }
+        if (min_diff == 0) break;
+    }
+
+    xc -> red = color_defs[pixel].red;
+    xc -> green = color_defs[pixel].green;
+    xc -> blue = color_defs[pixel].blue;
+    xc -> flags = DoRed | DoGreen | DoBlue;
+    
+/*  FIXME, TODO
+    if (!XAllocColor(d,cmp,xc))
+        cout << "wxAllocNearestColor : Warning : Cannot find nearest color !\n";
+*/
+
+    delete[] color_defs;
+}
+
+void wxAllocColor(Display *d,Colormap cmp,XColor *xc)
+{
+    if (!XAllocColor(d,cmp,xc))
+    {
+        //          cout << "wxAllocColor : Warning : Can not allocate color, attempt find nearest !\n";
+        wxAllocNearestColor(d,cmp,xc);
+    }
+}
+
+
+// These functions duplicate those in wxWindow, but are needed
+// for use outside of wxWindow (e.g. wxMenu, wxMenuBar).
+
+// Change a widget's foreground and background colours.
+
+void wxDoChangeForegroundColour(WXWidget widget, wxColour& foregroundColour)
+{
+    // When should we specify the foreground, if it's calculated
+    // by wxComputeColours?
+    // Solution: say we start with the default (computed) foreground colour.
+    // If we call SetForegroundColour explicitly for a control or window,
+    // then the foreground is changed.
+    // Therefore SetBackgroundColour computes the foreground colour, and
+    // SetForegroundColour changes the foreground colour. The ordering is
+    // important.
+
+    XtVaSetValues ((Widget) widget,
+        XmNforeground, foregroundColour.AllocColour(XtDisplay((Widget) widget)),
+        NULL);
+}
+
+void wxDoChangeBackgroundColour(WXWidget widget, wxColour& backgroundColour, bool changeArmColour)
+{
+    wxComputeColours (XtDisplay((Widget) widget), & backgroundColour,
+        (wxColour*) NULL);
+
+    XtVaSetValues ((Widget) widget,
+        XmNbackground, g_itemColors[wxBACK_INDEX].pixel,
+        XmNtopShadowColor, g_itemColors[wxTOPS_INDEX].pixel,
+        XmNbottomShadowColor, g_itemColors[wxBOTS_INDEX].pixel,
+        XmNforeground, g_itemColors[wxFORE_INDEX].pixel,
+        NULL);
+
+    if (changeArmColour)
+        XtVaSetValues ((Widget) widget,
+        XmNarmColor, g_itemColors[wxSELE_INDEX].pixel,
+        NULL);

 }
 }

+