Only give capture to wxPopupTransientWindow child if it's the only one.

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

diff --git a/src/motif/utils.cpp b/src/motif/utils.cpp
index 082d3285be2c52986726704397207cf96978cc6f..4700c3c329e60f9ee3fd749db9e44809ae74a49e 100644 (file)
--- a/src/motif/utils.cpp
+++ b/src/motif/utils.cpp
@@ -1,10 +1,9 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        utils.cpp
+// Name:        src/motif/utils.cpp

 // Purpose:     Various utilities
 // Author:      Julian Smart
 // Modified by:
 // Created:     17/09/98
 // Purpose:     Various utilities
 // Author:      Julian Smart
 // Modified by:
 // Created:     17/09/98

-// RCS-ID:      $Id$

 // Copyright:   (c) Julian Smart
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 // Copyright:   (c) Julian Smart
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////


@@ -17,49 +16,43 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#include "wx/setup.h"
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+

 #include "wx/utils.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 <stdarg.h>
-#include <dirent.h>
+
+#ifndef WX_PRECOMP
+    #include "wx/app.h"
+    #include "wx/dcmemory.h"
+    #include "wx/bitmap.h"
+#endif
+
+#include "wx/apptrait.h"
+#include "wx/evtloop.h"
+#include "wx/private/eventloopsourcesmanager.h"
+#include "wx/motif/private/timer.h"
+

 #include <string.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
 
 
 #if (defined(__SUNCC__) || defined(__CLCC__))
     #include <sysent.h>
 #endif
 

-#include <Xm/Xm.h>
+#ifdef __VMS__
+#pragma message disable nosimpint
+#endif

 
 

-#include "wx/unix/execute.h"
+#include <Xm/Xm.h>
+#include <Xm/Frame.h>

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

-// ----------------------------------------------------------------------------
-// private functions
-// ----------------------------------------------------------------------------
+#include "X11/Xutil.h"

 
 

-// 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"
+#ifdef __VMS__
+#pragma message enable nosimpint

 #endif
 
 #endif
 

-static char *GetIniFile (char *dest, const char *filename);

 
 // ============================================================================
 // implementation
 
 // ============================================================================
 // implementation


@@ -70,529 +63,138 @@ static char *GetIniFile (char *dest, const char *filename);
 // ----------------------------------------------------------------------------
 
 // Consume all events until no more left
 // ----------------------------------------------------------------------------
 
 // Consume all events until no more left

-void wxFlushEvents()
-{
-    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);
-    }
-}
-
-// Check whether this window wants to process messages, e.g. Stop button
-// in long calculations.
-bool wxCheckForInterrupt(wxWindow *wnd)
-{
-    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;
-}
-
-// ----------------------------------------------------------------------------
-// wxExecute stuff
-// ----------------------------------------------------------------------------
-
-static void xt_notify_end_process(XtPointer data, int *WXUNUSED(fid),
-                                  XtInputId *id)
-{
-    wxEndProcessData *proc_data = (wxEndProcessData *)data;
-
-    wxHandleProcessTermination(proc_data);
-
-    // VZ: I think they should be the same...
-    wxASSERT( (int)*id == proc_data->tag );
-
-    XtRemoveInput(*id);
-}
-
-int wxAddProcessCallback(wxEndProcessData *proc_data, int fd)
-{
-    XtInputId id = XtAppAddInput((XtAppContext) wxTheApp->GetAppContext(),
-                                 fd,
-                                 (XtPointer *) XtInputReadMask,
-                                 (XtInputCallbackProc) xt_notify_end_process,
-                                 (XtPointer) proc_data);
-
-    return (int)id;
-}
-
-// ----------------------------------------------------------------------------
-// misc
-// ----------------------------------------------------------------------------
-
-// Emit a beeeeeep
-void wxBell()
+void wxFlushEvents(WXDisplay* wxdisplay)

 {
 {

-    // Use current setting for the bell
-    XBell ((Display*) wxGetDisplay(), 0);
-}
+    Display *display = (Display*)wxdisplay;
+    wxEventLoop evtLoop;

 
 

-int wxGetOsVersion(int *majorVsn, int *minorVsn)
-{
-    // 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;
-}
+    XSync (display, False);

 
 

-// ----------------------------------------------------------------------------
-// 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))
+    while (evtLoop.Pending())

     {
     {

-        strcpy(dest, filename);
+        XFlush (display);
+        evtLoop.Dispatch();

     }
     }

-    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;

 }
 
 }
 

-#if wxUSE_RESOURCES
+#if wxUSE_EVENTLOOP_SOURCE

 
 

-static char *GetResourcePath(char *buf, const char *name, bool create = FALSE)
+extern "C"

 {
 {

-    if (create && wxFileExists (name) ) {
-        strcpy(buf, name);
-        return buf; // Exists so ...
-    }
-
-    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));
-    }
-
-    if (create) {
-        // Touch the file to create it
-        FILE *fd = fopen (buf, "w");
-        if (fd) fclose (fd);
-    }
-    return buf;
-}
-
-/*
-* 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.
-*
-*/
-
-wxList wxResourceCache (wxKEY_STRING);

 
 

+static

 void
 void

-wxFlushResources (void)
-{
-    char nameBuffer[512];
-
-    wxNode *node = wxResourceCache.First ();
-    while (node)
-    {
-        const char *file = node->GetKeyString();
-        // If file doesn't exist, create it first.
-        (void)GetResourcePath(nameBuffer, file, TRUE);
-
-        XrmDatabase database = (XrmDatabase) node->Data ();
-        XrmPutFileDatabase (database, nameBuffer);
-        XrmDestroyDatabase (database);
-        wxNode *next = node->Next ();
-        delete node;
-        node = next;
-    }
-}
-
-static XrmDatabase wxResourceDatabase = 0;
-
-void wxXMergeDatabases (wxApp * theApp, Display * display);
-
-bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file)
+wxMotifInputHandler(XtPointer data,
+                    int* WXUNUSED(fd),
+                    XtInputId* WXUNUSED(inputId))

 {
 {

-    char buffer[500];
-
-    (void) GetIniFile (buffer, file);
+    wxEventLoopSourceHandler * const
+        handler = static_cast<wxEventLoopSourceHandler *>(data);

 
 

-    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;
+    handler->OnReadWaiting();

 }
 
 }
 

-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);

 }
 
 }
 

-bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file)
+// This class exists just to call XtRemoveInput() in its dtor, the real work of
+// dispatching events on the file descriptor to the handler is done by
+// wxMotifInputHandler callback above.
+class wxMotifEventLoopSource : public wxEventLoopSource

 {
 {

-    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)
-{
-    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)
-{
-    if (!wxResourceDatabase)
+public:
+    wxMotifEventLoopSource(XtInputId inputId,
+                           wxEventLoopSourceHandler *handler,
+                           int flags)
+        : wxEventLoopSource(handler, flags),
+          m_inputId(inputId)

     {
     {

-        Display *display = (Display*) wxGetDisplay();
-        wxXMergeDatabases (wxTheApp, display);

     }
 
     }
 

-    XrmDatabase database;
-
-    if (file != "")
+    virtual ~wxMotifEventLoopSource()

     {
     {

-        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);
-        }
+        XtRemoveInput(m_inputId);

     }
     }

-    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;
-}
+private:
+    const XtInputId m_inputId;

 
 

-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;
-}
-
-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;
-}
+    wxDECLARE_NO_COPY_CLASS(wxMotifEventLoopSource);
+};

 
 

-bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file)
+class wxMotifEventLoopSourcesManager : public wxEventLoopSourcesManagerBase

 {
 {

-    char *s = NULL;
-    bool succ = wxGetResource(section, entry, (char **)&s, file);
-    if (succ)
+public:
+    wxEventLoopSource *
+    AddSourceForFD(int fd, wxEventLoopSourceHandler* handler, int flags)

     {
     {

-        // 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;
-}
+        wxCHECK_MSG( wxTheApp, NULL, "Must create wxTheApp first" );

 
 

-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
-    */
+        // The XtInputXXXMask values cannot be combined (hence "Mask" is a
+        // complete misnomer), and supporting those would make the code more
+        // complicated and we don't need them for now.
+        wxCHECK_MSG( !(flags & (wxEVENT_SOURCE_OUTPUT |
+                                wxEVENT_SOURCE_EXCEPTION)),
+                     NULL,
+                     "Monitoring FDs for output/errors not supported" );

 
 

-    if (XResourceManagerString (display) != NULL)
-    {
-        serverDB = XrmGetStringDatabase (XResourceManagerString (display));
-    }
-    else
-    {
-        (void) GetIniFile (filename, NULL);
-        serverDB = XrmGetFileDatabase (filename);
-    }
-    XrmMergeDatabases (serverDB, &wxResourceDatabase);
+        wxCHECK_MSG( flags & wxEVENT_SOURCE_INPUT,
+                     NULL,
+                     "Should be monitoring for input" );

 
 

-    /* Open XENVIRONMENT file, or if not defined, the .Xdefaults,
-    * and merge into existing database
-    */
+        XtInputId inputId = XtAppAddInput
+                            (
+                                 (XtAppContext) wxTheApp->GetAppContext(),
+                                 fd,
+                                 (XtPointer) XtInputReadMask,
+                                 wxMotifInputHandler,
+                                 handler
+                            );
+        if ( inputId < 0 )
+            return 0;

 
 

-    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);
+        return new wxMotifEventLoopSource(inputId, handler, flags);

     }
     }

-    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)
+wxEventLoopSourcesManagerBase* wxGUIAppTraits::GetEventLoopSourcesManager()

 {
 {

-    int i;
-    Display *dpy = XtDisplay (w);    // Retrieve the display pointer
-
-    XrmDatabase rdb = NULL;    // A resource data base
-
-    // Create an empty resource database
-    rdb = XrmGetStringDatabase ("");
+    static wxMotifEventLoopSourcesManager s_eventLoopSourcesManager;

 
 

-    // 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
-    }
+    return &s_eventLoopSourcesManager;

 }
 }

-#endif
-// 0

 
 

-#endif // wxUSE_RESOURCES
+#endif // wxUSE_EVENTLOOP_SOURCE

 
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------

-// busy cursor stuff
+// misc

 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 

-static int wxBusyCursorCount = 0;
-
-// Helper function
-static void
-wxXSetBusyCursor (wxWindow * win, wxCursor * cursor)
+// Emit a beeeeeep
+void wxBell()

 {
 {

-    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);
-    }
+    // Use current setting for the bell
+    XBell (wxGlobalDisplay(), 0);

 }
 
 }
 

-// Set the cursor to the busy cursor for all windows
-void wxBeginBusyCursor(wxCursor *cursor)
+wxPortId wxGUIAppTraits::GetToolkitVersion(int *verMaj, int *verMin) const

 {
 {

-    wxBusyCursorCount++;
-    if (wxBusyCursorCount == 1)
-    {
-        for(wxNode *node = wxTopLevelWindows.First (); node; node = node->Next())
-        {
-            wxWindow *win = (wxWindow *) node->Data ();
-            wxXSetBusyCursor (win, cursor);
-        }
-    }
+    // XmVERSION and XmREVISION are defined in Xm/Xm.h
+    if ( verMaj )
+        *verMaj = XmVERSION;
+    if ( verMin )
+        *verMin = XmREVISION;
+
+    return wxPORT_MOTIF;

 }
 
 }
 

-// Restore cursor to normal
-void wxEndBusyCursor()
+wxEventLoopBase* wxGUIAppTraits::CreateEventLoop()

 {
 {

-    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);
-        }
-    }
+    return new wxEventLoop;

 }
 
 }
 

-// TRUE if we're between the above two calls
-bool wxIsBusy()
+wxTimerImpl* wxGUIAppTraits::CreateTimerImpl(wxTimer* timer)

 {
 {

-    return (wxBusyCursorCount > 0);
+    return new wxMotifTimerImpl(timer);

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -601,19 +203,25 @@ bool wxIsBusy()
 
 void wxGetMousePosition( int* x, int* y )
 {
 
 void wxGetMousePosition( int* x, int* y )
 {

+#if wxUSE_NANOX
+    // TODO
+    *x = 0;
+    *y = 0;
+#else

     XMotionEvent xev;
     Window root, child;
     XMotionEvent xev;
     Window root, child;

-    XQueryPointer((Display*) wxGetDisplay(),
-                  DefaultRootWindow((Display*) wxGetDisplay()),
+    XQueryPointer(wxGlobalDisplay(),
+                  DefaultRootWindow(wxGlobalDisplay()),

                   &root, &child,
                   &(xev.x_root), &(xev.y_root),
                   &(xev.x),      &(xev.y),
                   &(xev.state));
     *x = xev.x_root;
     *y = xev.y_root;
                   &root, &child,
                   &(xev.x_root), &(xev.y_root),
                   &(xev.x),      &(xev.y),
                   &(xev.state));
     *x = xev.x_root;
     *y = xev.y_root;

-};
+#endif
+}

 
 

-// Return TRUE if we have a colour display
+// Return true if we have a colour display

 bool wxColourDisplay()
 {
     return wxDisplayDepth() > 1;
 bool wxColourDisplay()
 {
     return wxDisplayDepth() > 1;


@@ -622,7 +230,7 @@ bool wxColourDisplay()
 // Returns depth of screen
 int wxDisplayDepth()
 {
 // Returns depth of screen
 int wxDisplayDepth()
 {

-    Display *dpy = (Display*) wxGetDisplay();
+    Display *dpy = wxGlobalDisplay();

 
     return DefaultDepth (dpy, DefaultScreen (dpy));
 }
 
     return DefaultDepth (dpy, DefaultScreen (dpy));
 }


@@ -630,7 +238,7 @@ int wxDisplayDepth()
 // Get size of display
 void wxDisplaySize(int *width, int *height)
 {
 // Get size of display
 void wxDisplaySize(int *width, int *height)
 {

-    Display *dpy = (Display*) wxGetDisplay();
+    Display *dpy = wxGlobalDisplay();

 
     if ( width )
         *width = DisplayWidth (dpy, DefaultScreen (dpy));
 
     if ( width )
         *width = DisplayWidth (dpy, DefaultScreen (dpy));


@@ -638,7 +246,17 @@ void wxDisplaySize(int *width, int *height)
         *height = DisplayHeight (dpy, DefaultScreen (dpy));
 }
 
         *height = DisplayHeight (dpy, DefaultScreen (dpy));
 }
 

-// Configurable display in Motif
+void wxDisplaySizeMM(int *width, int *height)
+{
+    Display *dpy = wxGlobalDisplay();
+
+    if ( width )
+        *width = DisplayWidthMM(dpy, DefaultScreen (dpy));
+    if ( height )
+        *height = DisplayHeightMM(dpy, DefaultScreen (dpy));
+}
+
+// Configurable display in wxX11 and wxMotif

 static WXDisplay *gs_currentDisplay = NULL;
 static wxString gs_displayName;
 
 static WXDisplay *gs_currentDisplay = NULL;
 static wxString gs_displayName;
 


@@ -646,33 +264,29 @@ WXDisplay *wxGetDisplay()
 {
     if (gs_currentDisplay)
         return gs_currentDisplay;
 {
     if (gs_currentDisplay)
         return gs_currentDisplay;

-
-    if (wxTheApp && wxTheApp->GetTopLevelWidget())
-        return XtDisplay ((Widget) wxTheApp->GetTopLevelWidget());

     else if (wxTheApp)
         return wxTheApp->GetInitialDisplay();
     else if (wxTheApp)
         return wxTheApp->GetInitialDisplay();

-    else
-        return (WXDisplay*) NULL;
+    return NULL;

 }
 
 bool wxSetDisplay(const wxString& display_name)
 {
     gs_displayName = display_name;
 
 }
 
 bool wxSetDisplay(const wxString& display_name)
 {
     gs_displayName = display_name;
 

-    if ( !display_name )
+    if ( display_name.empty() )

     {
         gs_currentDisplay = NULL;
 
     {
         gs_currentDisplay = NULL;
 

-        return TRUE;
+        return true;

     }
     else
     {
         Cardinal argc = 0;
 
         Display *display = XtOpenDisplay((XtAppContext) wxTheApp->GetAppContext(),
     }
     else
     {
         Cardinal argc = 0;
 
         Display *display = XtOpenDisplay((XtAppContext) wxTheApp->GetAppContext(),

-            (const char*) display_name,
-            (const char*) wxTheApp->GetAppName(),
-            (const char*) wxTheApp->GetClassName(),
+            display_name.c_str(),
+            wxTheApp->GetAppName().c_str(),
+            wxTheApp->GetClassName().c_str(),

             NULL,
 #if XtSpecificationRelease < 5
             0, &argc,
             NULL,
 #if XtSpecificationRelease < 5
             0, &argc,


@@ -684,13 +298,11 @@ bool wxSetDisplay(const wxString& display_name)
         if (display)
         {
             gs_currentDisplay = (WXDisplay*) display;
         if (display)
         {
             gs_currentDisplay = (WXDisplay*) display;

-            return TRUE;
+            return true;

         }
         else
         }
         else

-            return FALSE;
+            return false;

     }
     }

-
-    return FALSE;

 }
 
 wxString wxGetDisplayName()
 }
 
 wxString wxGetDisplayName()


@@ -698,345 +310,9 @@ wxString wxGetDisplayName()
     return gs_displayName;
 }
 
     return gs_displayName;
 }
 

-// ----------------------------------------------------------------------------
-// accelerators
-// ----------------------------------------------------------------------------
-
-// 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++)
-    {
-        if (s[i] == '&')
-        {
-            // Carefully handle &&
-            if ((i + 1) <= len && s[i + 1] == '&')
-                i++;
-            else
-            {
-                mnem = s[i + 1];
-                break;
-            }
-        }
-    }
-    return mnem;
-}
-
-char * wxFindAccelerator (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++;
-    /*
-    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++;
-    XmString text = XmStringCreateSimple ((char *)s);
-    return text;
-}
-
-// ----------------------------------------------------------------------------
-// keycode translations
-// ----------------------------------------------------------------------------
-
-#include <X11/keysym.h>
-
-// FIXME what about tables??
-
-int wxCharCodeXToWX(KeySym keySym)
+wxWindow* wxFindWindowAtPoint(const wxPoint& pt)

 {
 {

-    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 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;
+    return wxGenericFindWindowAtPoint(pt);

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -1069,9 +345,9 @@ void wxHSVToXColor(wxHSV *hsv,XColor *rgb)
     case 4: r = t, g = p, b = v; break;
     case 5: r = v, g = p, b = q; 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;
+    rgb->red = (unsigned short)(r << 8);
+    rgb->green = (unsigned short)(g << 8);
+    rgb->blue = (unsigned short)(b << 8);

 }
 
 void wxXColorToHSV(wxHSV *hsv,XColor *rgb)
 }
 
 void wxXColorToHSV(wxHSV *hsv,XColor *rgb)


@@ -1105,6 +381,7 @@ void wxXColorToHSV(wxHSV *hsv,XColor *rgb)
 
 void wxAllocNearestColor(Display *d,Colormap cmp,XColor *xc)
 {
 
 void wxAllocNearestColor(Display *d,Colormap cmp,XColor *xc)
 {

+#if !wxUSE_NANOX

     int llp;
 
     int screen = DefaultScreen(d);
     int llp;
 
     int screen = DefaultScreen(d);


@@ -1134,32 +411,170 @@ void wxAllocNearestColor(Display *d,Colormap cmp,XColor *xc)
     xc -> green = color_defs[pixel].green;
     xc -> blue = color_defs[pixel].blue;
     xc -> flags = DoRed | DoGreen | DoBlue;
     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;
 /*  FIXME, TODO
     if (!XAllocColor(d,cmp,xc))
         cout << "wxAllocNearestColor : Warning : Cannot find nearest color !\n";
 */
 
     delete[] color_defs;

+#endif

 }
 
 void wxAllocColor(Display *d,Colormap cmp,XColor *xc)
 {
     if (!XAllocColor(d,cmp,xc))
     {
 }
 
 void wxAllocColor(Display *d,Colormap cmp,XColor *xc)
 {
     if (!XAllocColor(d,cmp,xc))
     {

-        //          cout << "wxAllocColor : Warning : Can not allocate color, attempt find nearest !\n";
+        //          cout << "wxAllocColor : Warning : cannot allocate color, attempt find nearest !\n";

         wxAllocNearestColor(d,cmp,xc);
     }
 }
 
         wxAllocNearestColor(d,cmp,xc);
     }
 }
 

+wxString wxGetXEventName(XEvent& event)
+{
+#if wxUSE_NANOX
+    wxString str(wxT("(some event)"));
+    return str;
+#else
+    int type = event.xany.type;
+    static char* event_name[] = {
+        wxMOTIF_STR(""), wxMOTIF_STR("unknown(-)"),                                         // 0-1
+        wxMOTIF_STR("KeyPress"), wxMOTIF_STR("KeyRelease"), wxMOTIF_STR("ButtonPress"), wxMOTIF_STR("ButtonRelease"), // 2-5
+        wxMOTIF_STR("MotionNotify"), wxMOTIF_STR("EnterNotify"), wxMOTIF_STR("LeaveNotify"), wxMOTIF_STR("FocusIn"),  // 6-9
+        wxMOTIF_STR("FocusOut"), wxMOTIF_STR("KeymapNotify"), wxMOTIF_STR("Expose"), wxMOTIF_STR("GraphicsExpose"),   // 10-13
+        wxMOTIF_STR("NoExpose"), wxMOTIF_STR("VisibilityNotify"), wxMOTIF_STR("CreateNotify"),           // 14-16
+        wxMOTIF_STR("DestroyNotify"), wxMOTIF_STR("UnmapNotify"), wxMOTIF_STR("MapNotify"), wxMOTIF_STR("MapRequest"),// 17-20
+        wxMOTIF_STR("ReparentNotify"), wxMOTIF_STR("ConfigureNotify"), wxMOTIF_STR("ConfigureRequest"),  // 21-23
+        wxMOTIF_STR("GravityNotify"), wxMOTIF_STR("ResizeRequest"), wxMOTIF_STR("CirculateNotify"),      // 24-26
+        wxMOTIF_STR("CirculateRequest"), wxMOTIF_STR("PropertyNotify"), wxMOTIF_STR("SelectionClear"),   // 27-29
+        wxMOTIF_STR("SelectionRequest"), wxMOTIF_STR("SelectionNotify"), wxMOTIF_STR("ColormapNotify"),  // 30-32
+        wxMOTIF_STR("ClientMessage"), wxMOTIF_STR("MappingNotify"),                         // 33-34
+        wxMOTIF_STR("unknown(+)")};                                            // 35
+    type = wxMin(35, type); type = wxMax(1, type);
+    wxString str(event_name[type]);
+    return str;
+#endif
+}

 
 

-// These functions duplicate those in wxWindow, but are needed
-// for use outside of wxWindow (e.g. wxMenu, wxMenuBar).
+// ----------------------------------------------------------------------------
+// accelerators
+// ----------------------------------------------------------------------------

 
 

-// Change a widget's foreground and background colours.
+// 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++)
+    {
+        if (s[i] == '&')
+        {
+            // Carefully handle &&
+            if ((i + 1) <= len && s[i + 1] == '&')
+                i++;
+            else
+            {
+                mnem = s[i + 1];
+                break;
+            }
+        }
+    }
+    return mnem;
+}
+
+char* wxFindAccelerator( const char *s )
+{
+#if 1
+    wxUnusedVar(s);
+    // VZ: this function returns incorrect keysym which completely breaks kbd
+    //     handling
+    return NULL;
+#else
+    // The accelerator text is after the \t char.
+    s = strchr( s, '\t' );
+
+    if( !s ) return NULL;
+
+    /*
+    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
+
+        and handle Ctrl-N & similia
+    */
+
+    static char buf[256];
+
+    buf[0] = '\0';
+    wxString tmp = s + 1; // skip TAB
+    size_t index = 0;
+
+    while( index < tmp.length() )
+    {
+        size_t plus  = tmp.find( '+', index );
+        size_t minus = tmp.find( '-', index );
+
+        // neither '+' nor '-', add <Key>
+        if( plus == wxString::npos && minus == wxString::npos )
+        {
+            strcat( buf, "<Key>" );
+            strcat( buf, tmp.c_str() + index );
+
+            return buf;
+        }
+
+        // OK: npos is big and positive
+        size_t sep = wxMin( plus, minus );
+        wxString mod = tmp.substr( index, sep - index );
+
+        // Ctrl  -> Ctrl
+        // Shift -> Shift
+        // Alt   -> Meta
+        if( mod == "Alt" )
+            mod = "Meta";
+
+        if( buf[0] )
+            strcat( buf, " " );
+
+        strcat( buf, mod.c_str() );
+
+        index = sep + 1;
+    }
+
+    return NULL;
+#endif
+}
+
+XmString wxFindAcceleratorText (const char *s)
+{
+#if 1
+    wxUnusedVar(s);
+    // VZ: this function returns incorrect keysym which completely breaks kbd
+    //     handling
+    return NULL;
+#else
+    // The accelerator text is after the \t char.
+    s = strchr( s, '\t' );
+
+    if( !s ) return NULL;
+
+    return wxStringToXmString( s + 1 ); // skip TAB!
+#endif
+}
+
+// Change a widget's foreground and background colours.

 void wxDoChangeForegroundColour(WXWidget widget, wxColour& foregroundColour)
 {
 void wxDoChangeForegroundColour(WXWidget widget, wxColour& foregroundColour)
 {

+    if (!foregroundColour.IsOk())
+        return;
+

     // When should we specify the foreground, if it's calculated
     // by wxComputeColours?
     // Solution: say we start with the default (computed) foreground colour.
     // When should we specify the foreground, if it's calculated
     // by wxComputeColours?
     // Solution: say we start with the default (computed) foreground colour.


@@ -1174,10 +589,13 @@ void wxDoChangeForegroundColour(WXWidget widget, wxColour& foregroundColour)
         NULL);
 }
 
         NULL);
 }
 

-void wxDoChangeBackgroundColour(WXWidget widget, wxColour& backgroundColour, bool changeArmColour)
+void wxDoChangeBackgroundColour(WXWidget widget, const wxColour& backgroundColour, bool changeArmColour)

 {
 {

+    if (!backgroundColour.IsOk())
+        return;
+

     wxComputeColours (XtDisplay((Widget) widget), & backgroundColour,
     wxComputeColours (XtDisplay((Widget) widget), & backgroundColour,

-        (wxColour*) NULL);
+        NULL);

 
     XtVaSetValues ((Widget) widget,
         XmNbackground, g_itemColors[wxBACK_INDEX].pixel,
 
     XtVaSetValues ((Widget) widget,
         XmNbackground, g_itemColors[wxBACK_INDEX].pixel,


@@ -1192,3 +610,104 @@ void wxDoChangeBackgroundColour(WXWidget widget, wxColour& backgroundColour, boo
         NULL);
 }
 
         NULL);
 }
 

+extern void wxDoChangeFont(WXWidget widget, const wxFont& font)
+{
+    // Lesstif 0.87 hangs here, but 0.93 does not; MBN: sometimes it does
+#if !wxCHECK_LESSTIF() // || wxCHECK_LESSTIF_VERSION( 0, 93 )
+    Widget w = (Widget)widget;
+    XtVaSetValues( w,
+                   wxFont::GetFontTag(), font.GetFontTypeC( XtDisplay(w) ),
+                   NULL );
+#else
+    wxUnusedVar(widget);
+    wxUnusedVar(font);
+#endif
+
+}
+
+wxString wxXmStringToString( const XmString& xmString )
+{
+    char *txt;
+    if( XmStringGetLtoR( xmString, XmSTRING_DEFAULT_CHARSET, &txt ) )
+    {
+        wxString str(txt);
+        XtFree (txt);
+        return str;
+    }
+
+    return wxEmptyString;
+}
+
+XmString wxStringToXmString( const char* str )
+{
+    return XmStringCreateLtoR((char *)str, XmSTRING_DEFAULT_CHARSET);
+}
+
+// ----------------------------------------------------------------------------
+// wxBitmap utility functions
+// ----------------------------------------------------------------------------
+
+// Creates a bitmap with transparent areas drawn in
+// the given colour.
+wxBitmap wxCreateMaskedBitmap(const wxBitmap& bitmap, const wxColour& colour)
+{
+    wxBitmap newBitmap(bitmap.GetWidth(),
+                       bitmap.GetHeight(),
+                       bitmap.GetDepth());
+    wxMemoryDC destDC;
+    wxMemoryDC srcDC;
+
+    srcDC.SelectObjectAsSource(bitmap);
+    destDC.SelectObject(newBitmap);
+
+    wxBrush brush(colour, wxSOLID);
+    destDC.SetBackground(brush);
+    destDC.Clear();
+    destDC.Blit(0, 0, bitmap.GetWidth(), bitmap.GetHeight(),
+                &srcDC, 0, 0, wxCOPY, true);
+
+    return newBitmap;
+}
+
+// ----------------------------------------------------------------------------
+// Miscellaneous functions
+// ----------------------------------------------------------------------------
+
+WXWidget wxCreateBorderWidget( WXWidget parent, long style )
+{
+    Widget borderWidget = (Widget)NULL, parentWidget = (Widget)parent;
+
+    if (style & wxSIMPLE_BORDER)
+    {
+        borderWidget = XtVaCreateManagedWidget
+                                   (
+                                    "simpleBorder",
+                                    xmFrameWidgetClass, parentWidget,
+                                    XmNshadowType, XmSHADOW_ETCHED_IN,
+                                    XmNshadowThickness, 1,
+                                    NULL
+                                   );
+    }
+    else if ((style & wxSUNKEN_BORDER) || (style & wxBORDER_THEME))
+    {
+        borderWidget = XtVaCreateManagedWidget
+                                   (
+                                    "sunkenBorder",
+                                    xmFrameWidgetClass, parentWidget,
+                                    XmNshadowType, XmSHADOW_IN,
+                                    NULL
+                                   );
+    }
+    else if (style & wxRAISED_BORDER)
+    {
+        borderWidget = XtVaCreateManagedWidget
+                                   (
+                                    "raisedBorder",
+                                    xmFrameWidgetClass, parentWidget,
+                                    XmNshadowType, XmSHADOW_OUT,
+                                    NULL
+                                   );
+    }
+
+    return borderWidget;
+}