BSD 4_4_Lite2 development

Work on file usr/src/contrib/X11R5-lib/lib/X/XFilterEv.c

Synthesized-from: CSRG/cd3/4.4BSD-Lite2

diff --git a/usr/src/contrib/X11R5-lib/lib/X/XFilterEv.c b/usr/src/contrib/X11R5-lib/lib/X/XFilterEv.c
new file mode 100644 (file)
index 0000000..100ff8e
--- /dev/null
+++ b/usr/src/contrib/X11R5-lib/lib/X/XFilterEv.c
@@ -0,0 +1,79 @@
+/*
+ * $XConsortium: XFilterEv.c,v 1.8 91/06/05 09:15:44 rws Exp $
+ */
+
+ /*
+  * Copyright 1990, 1991 by OMRON Corporation
+  * Copyright 1991 by the Massachusetts Institute of Technology
+  *
+  * Permission to use, copy, modify, distribute, and sell this software and its
+  * documentation for any purpose is hereby granted without fee, provided that
+  * the above copyright notice appear in all copies and that both that
+  * copyright notice and this permission notice appear in supporting
+  * documentation, and that the names of OMRON and MIT not be used in
+  * advertising or publicity pertaining to distribution of the software without
+  * specific, written prior permission.  OMRON and MIT make no representations
+  * about the suitability of this software for any purpose.  It is provided
+  * "as is" without express or implied warranty.
+  *
+  * OMRON AND MIT DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+  * EVENT SHALL OMRON OR MIT BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+  * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+  * TORTUOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+  * PERFORMANCE OF THIS SOFTWARE. 
+  *
+  *    Author: Seiji Kuwari    OMRON Corporation
+  *                            kuwa@omron.co.jp
+  *                            kuwa%omron.co.jp@uunet.uu.net
+  */                           
+
+#define NEED_EVENTS
+#include "Xlibint.h"
+#include "Xlcint.h"
+
+#if __STDC__
+#define Const const
+#else
+#define Const /**/
+#endif
+extern long Const _Xevent_to_mask[];
+
+/*
+ * Look up if there is a specified filter for the event.
+ */
+Bool
+XFilterEvent(ev, window)
+    XEvent *ev;
+    Window window;
+{
+    XFilterEventList   p;
+    Window             win;
+    long               mask;
+    Bool               ret;
+
+    if (window)
+       win = window;
+    else
+       win = ev->xany.window;
+    if (ev->type >= LASTEvent)
+       mask = 0;
+    else
+       mask = _Xevent_to_mask[ev->type];
+
+    LockDisplay(ev->xany.display);
+    for (p = ev->xany.display->im_filters; p != NULL; p = p->next) {
+       if (win == p->window) {
+           if ((mask & p->event_mask) ||
+               (ev->type >= p->start_type && ev->type <= p->end_type)) {
+               ret = (*(p->filter))(ev->xany.display, p->window, ev,
+                                     p->client_data);
+               UnlockDisplay(ev->xany.display);
+               return(ret);
+           }
+       }
+    }
+    UnlockDisplay(ev->xany.display);
+    return(False);
+}