void
InitialiseSelection()
{
#if XtSpecificationRelease >= 6
XtRegisterDrawable(dpy, DefaultRootWindow(dpy), toplevel);
#else
_XtRegisterWindow(DefaultRootWindow(dpy), toplevel);
#endif
XSelectInput(dpy, DefaultRootWindow(dpy), PropertyChangeMask);
XtAddRawEventHandler(toplevel, PropertyChangeMask, False, CutBufferChange,
NULL);
XtGetSelectionValue(toplevel, XA_PRIMARY,
XInternAtom(dpy, "TIMESTAMP", False),
GetInitialSelectionTimeCallback, NULL, CurrentTime);
}
/* Create the Xt client widgets
* */
static void
xt_client_create ( XtClient* xtclient ,
Window embedderid,
int height,
int width )
{
int n;
Arg args[6];
Widget child_widget;
Widget top_widget;
#ifdef DEBUG_XTBIN
printf("xt_client_create() \n");
#endif
top_widget = XtAppCreateShell("drawingArea", "Wrapper",
applicationShellWidgetClass,
xtclient->xtdisplay,
NULL, 0);
xtclient->top_widget = top_widget;
/* set size of Xt window */
n = 0;
XtSetArg(args[n], XtNheight, height);n++;
XtSetArg(args[n], XtNwidth, width);n++;
XtSetValues(top_widget, args, n);
child_widget = XtVaCreateWidget("form",
compositeWidgetClass,
top_widget, NULL);
n = 0;
XtSetArg(args[n], XtNheight, height);n++;
XtSetArg(args[n], XtNwidth, width);n++;
XtSetArg(args[n], XtNvisual, xtclient->xtvisual ); n++;
XtSetArg(args[n], XtNdepth, xtclient->xtdepth ); n++;
XtSetArg(args[n], XtNcolormap, xtclient->xtcolormap ); n++;
XtSetArg(args[n], XtNborderWidth, 0); n++;
XtSetValues(child_widget, args, n);
XSync(xtclient->xtdisplay, FALSE);
xtclient->oldwindow = top_widget->core.window;
top_widget->core.window = embedderid;
/* this little trick seems to finish initializing the widget */
#if XlibSpecificationRelease >= 6
XtRegisterDrawable(xtclient->xtdisplay,
embedderid,
top_widget);
#else
_XtRegisterWindow( embedderid,
top_widget);
#endif
XtRealizeWidget(child_widget);
/* listen to all Xt events */
XSelectInput(xtclient->xtdisplay,
XtWindow(top_widget),
0x0FFFFF);
xt_client_set_info (child_widget, 0);
XtManageChild(child_widget);
xtclient->child_widget = child_widget;
/* set the event handler */
XtAddEventHandler(child_widget,
0x0FFFFF & ~ResizeRedirectMask,
TRUE,
(XtEventHandler)xt_client_event_handler, xtclient);
XtAddEventHandler(child_widget,
SubstructureNotifyMask | ButtonReleaseMask,
TRUE,
(XtEventHandler)xt_client_focus_listener,
xtclient);
XSync(xtclient->xtdisplay, FALSE);
}
