1 files changed, 109 insertions, 0 deletions
diff --git a/nx-X11/lib/dps/dpsXtdisp.c b/nx-X11/lib/dps/dpsXtdisp.c
new file mode 100644
index 000000000..d778a3245
--- /dev/null
+++ b/nx-X11/lib/dps/dpsXtdisp.c
@@ -0,0 +1,109 @@
+/*
+ * dpsXtdisp.c
+ *
+ * (c) Copyright 1994 Adobe Systems Incorporated.
+ * All rights reserved.
+ * 
+ * Permission to use, copy, modify, distribute, and sublicense this software
+ * and its documentation for any purpose and without fee is hereby granted,
+ * provided that the above copyright notices appear in all copies and that
+ * both those copyright notices and this permission notice appear in
+ * supporting documentation and that the name of Adobe Systems Incorporated
+ * not be used in advertising or publicity pertaining to distribution of the
+ * software without specific, written prior permission.  No trademark license
+ * to use the Adobe trademarks is hereby granted.  If the Adobe trademark
+ * "Display PostScript"(tm) is used to describe this software, its
+ * functionality or for any other purpose, such use shall be limited to a
+ * statement that this software works in conjunction with the Display
+ * PostScript system.  Proper trademark attribution to reflect Adobe's
+ * ownership of the trademark shall be given whenever any such reference to
+ * the Display PostScript system is made.
+ * 
+ * ADOBE MAKES NO REPRESENTATIONS ABOUT THE SUITABILITY OF THE SOFTWARE FOR
+ * ANY PURPOSE.  IT IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY.
+ * ADOBE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON- INFRINGEMENT OF THIRD PARTY RIGHTS.  IN NO EVENT SHALL ADOBE BE LIABLE
+ * TO YOU OR ANY OTHER PARTY FOR ANY SPECIAL, INDIRECT, OR CONSEQUENTIAL
+ * DAMAGES OR ANY DAMAGES WHATSOEVER WHETHER IN AN ACTION OF CONTRACT,
+ * NEGLIGENCE, STRICT LIABILITY OR ANY OTHER ACTION ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.  ADOBE WILL NOT
+ * PROVIDE ANY TRAINING OR OTHER SUPPORT FOR THE SOFTWARE.
+ * 
+ * Adobe, PostScript, and Display PostScript are trademarks of Adobe Systems
+ * Incorporated which may be registered in certain jurisdictions
+ * 
+ * Author:  Adobe Systems Incorporated
+ */
+
+#include <X11/Intrinsic.h>
+
+#if XtSpecificationRelease < 6
+
+#include "dpsassert.h"
+
+void XDPSSetXtEventDispatching(Display *dpy)
+{
+    DPSFatalProc(NULL, "Attempt to use XDPSSetXtEventDispatching with pre-R6 Intrinsics\n");
+    exit(1);
+}
+
+#else
+
+#include <DPS/XDPSlib.h>
+#include <DPS/dpsXclient.h>
+
+typedef struct _DpyProcRec {
+    Display *dpy;
+    XtEventDispatchProc oldproc;
+    struct _DpyProcRec *next;
+} DpyProcRec;
+
+static DpyProcRec *dpyProcList = NULL;
+
+static Boolean NXDispatcher(XEvent *event)
+{
+    DpyProcRec *d;
+
+    if (XDPSDispatchEvent(event)) return True;
+
+    for (d = dpyProcList; d != NULL && d->dpy != event->xany.display;
+	 d = d->next) {}
+    if (d != NULL) return (*(d->oldproc))(event);
+    else return False;
+}
+	
+void XDPSSetXtEventDispatching(Display *dpy)
+{
+    int codes;
+    XExtCodes *c;
+
+    codes = XDPSLInit(dpy, (int *) NULL, (char **) NULL);
+
+    if (codes == -1) return; 	/* No extension or NX, so nothing to do */
+    else {
+	(void) XDPSSetEventDelivery(dpy, dps_event_pass_through);
+	c = XDPSLGetCodes(dpy);
+
+	/* First check for NX */
+	if (!c->first_event) {
+	    DpyProcRec *d = XtNew(DpyProcRec);
+	    d->dpy = dpy;
+	    d->next = dpyProcList;
+	    d->oldproc =
+		    XtSetEventDispatcher(dpy, ClientMessage, NXDispatcher);
+	    dpyProcList = d;
+
+	} else {
+	    /* Extension */
+	    (void) XtSetEventDispatcher(dpy, c->first_event + PSEVENTSTATUS,
+				(XtEventDispatchProc) XDPSDispatchEvent);
+	    (void) XtSetEventDispatcher(dpy, c->first_event + PSEVENTOUTPUT,
+				(XtEventDispatchProc) XDPSDispatchEvent);
+	    (void) XtSetEventDispatcher(dpy, c->first_event + PSEVENTREADY,
+				(XtEventDispatchProc) XDPSDispatchEvent);
+	}
+    }
+}
+
+#endif