1 /* Common code between client and shell widgets -- Xt only.
2 Copyright (C) 1993, 1994 Sun Microsystems, Inc.
4 This library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Library General Public
6 License as published by the Free Software Foundation; either
7 version 2 of the License, or (at your option) any later version.
9 This library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Library General Public License for more details.
14 You should have received a copy of the GNU Library General Public
15 License along with this library; if not, write to
16 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 Boston, MA 02111-1307, USA. */
19 /* Synched up with: Not in FSF. */
21 /* Written by Ben Wing, September 1993. */
27 #ifndef EXTERNAL_WIDGET
28 ERROR! This ought not be getting compiled if EXTERNAL_WIDGET is undefined
31 void fatal (const char *fmt, ...);
33 static void fatal (char *msg);
36 #include <X11/Intrinsic.h>
37 #include <X11/IntrinsicP.h>
42 /* Yeah, that's portable!
44 Why the hell didn't the Xt people just export this function
48 int _XtWaitForSomething(
50 _XtBoolean ignoreEvents,
51 _XtBoolean ignoreTimers,
52 _XtBoolean ignoreInputs,
53 _XtBoolean ignoreSignals,
58 unsigned long *howlong);
61 # define _XtwaitForSomething(timers,inputs,events,block,howlong,appCtx) \
62 _XtWaitForSomething(appCtx,events,timers,inputs,0,block,howlong)
64 # define _XtwaitForSomething(timers,inputs,events,block,howlong,appCtx) \
65 _XtWaitForSomething(appCtx,events,timers,inputs,0,block,1,howlong)
68 int _XtwaitForSomething(
73 unsigned long *howlong,
80 static int geom_masks[] = {
81 CWX, CWY, CWWidth, CWHeight, CWBorderWidth, CWSibling, CWStackMode,
83 static char *geom_mask_strings[] = {
84 "CWX", "CWY", "CWWidth", "CWHeight", "CWBorderWidth",
85 "CWSibling", "CWStackMode", "XtCWQueryOnly" };
86 static int stack_modes[] = {
87 Below, TopIf, BottomIf, Opposite, XtSMDontChange };
88 static char *stack_mode_strings[] = {
89 "Below", "TopIf", "BottomIf", "Opposite", "XtSMDontChange" };
92 print_geometry_structure(XtWidgetGeometry *xwg)
94 int num = sizeof(geom_masks)/sizeof(int);
99 if (xwg->request_mode & geom_masks[i])
100 printf (" %s", geom_mask_strings[i]);
102 printf (" x:%d y:%d\n", xwg->x, xwg->y);
103 printf (" width:%d height:%d border_width:%d\n", xwg->width,
104 xwg->height, xwg->border_width);
105 printf (" sibling: %x\n", xwg->sibling);
106 printf (" stack_mode: ");
107 for (i=0, num=sizeof(stack_modes)/sizeof(int); i<num; i++)
108 if (xwg->stack_mode == stack_modes[i]) {
109 printf ("%s", stack_mode_strings[i]);
116 print_geometry_result (XtGeometryResult res)
118 printf ("result: %s\n",
119 res == XtGeometryYes ? "XtGeometryYes" :
120 res == XtGeometryNo ? "XtGeometryNo" :
121 res == XtGeometryAlmost ? "XtGeometryAlmost" :
122 res == XtGeometryDone ? "XtGeometryDone" :
133 fprintf (stderr, "%s", msg);
139 /* put a geometry specification in the specified property on the window
140 of the specified widget, and send a notification message to tell the
141 client-side widget about this. */
144 extw_send_geometry_value(Display *display, Window win, Atom property,
145 en_extw_notify type, XtWidgetGeometry *xwg,
149 XChangeProperty(display, win, property,
150 a_EXTW_WIDGET_GEOMETRY, 32, PropModeReplace,
151 (unsigned char *) xwg, sizeof(*xwg)/sizeof(int));
152 extw_send_notify_3(display, win, type, data0, 0, 0);
155 /* get the geometry specification stored in the specified property of the
156 specified widget's window. */
159 extw_get_geometry_value(Display *display, Window win, Atom property,
160 XtWidgetGeometry *xwg)
164 unsigned long nitems, bytes_after;
167 if (XGetWindowProperty(display, win, property, 0,
168 sizeof(*xwg)/4, False, a_EXTW_WIDGET_GEOMETRY,
169 &dummy, &format, &nitems, &bytes_after,
172 if (format != 8*sizeof(int) || bytes_after) {
173 XFree((char *) prop);
176 *xwg = * (XtWidgetGeometry *) prop;
180 fatal("Unable to retrieve property for widget-geometry");
182 XtAppErrorMsg(XtWidgetToApplicationContext((Widget)w),
183 "invalidProperty","get_geometry_value",XtCXtToolkitError,
184 "Unable to retrieve property for widget-geometry",
185 (String *)NULL, (Cardinal *)NULL);
191 unsigned long request_num;
195 /* check if an event is of the sort we're looking for */
198 isMine(Display *dpy, XEvent *event, char *arg)
200 QueryStruct *q = (QueryStruct *) arg;
203 if ( (dpy != XtDisplay(w)) || (event->xany.window != XtWindow(w)) ) {
206 if (event->xany.serial >= q->request_num) {
207 if (event->type == ClientMessage &&
208 event->xclient.message_type == a_EXTW_NOTIFY &&
209 event->xclient.data.l[0] == 1 - extw_which_side &&
210 event->xclient.data.l[1] == q->type)
216 /* wait for a ClientMessage of the specified type from the other widget, or
217 time-out. isMine() determines whether an event matches. Culled from
221 extw_wait_for_response(Widget w, XEvent *event, unsigned long request_num,
222 en_extw_notify type, unsigned long timeout)
224 XtAppContext app = XtWidgetToApplicationContext(w);
227 XFlush(XtDisplay(w));
229 q.request_num = request_num;
234 * look for match event
236 if (XCheckIfEvent( XtDisplay(w), event, isMine, (char*)&q))
238 if (_XtwaitForSomething(TRUE, TRUE, FALSE, TRUE, &timeout, app)