Import vtwm_5.4.7.orig.tar.gz

[dgit import orig vtwm_5.4.7.orig.tar.gz]

1 files changed, 209 insertions, 0 deletions

diff --git a/applets.c b/applets.c
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+++ b/applets.c
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+/*
+ * Copyright 1989 Massachusetts Institute of Technology
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose and without fee is hereby granted, 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 name of M.I.T. not be used in advertising
+ * or publicity pertaining to distribution of the software without specific,
+ * written prior permission.  M.I.T. makes no representations about the
+ * suitability of this software for any purpose.  It is provided "as is"
+ * without express or implied warranty.
+ *
+ * M.I.T. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL M.I.T.
+ * 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 TORTIOUS ACTION, ARISING OUT OF OR IN 
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/**********************************************************************
+ *
+ * applets.c
+ *
+ * Applet region related routines
+ *
+ * 4/26/99 D. J. Hawkey Jr.
+ *
+ **********************************************************************/
+
+#include <stdio.h>
+#include <string.h>
+#include "twm.h"
+#include "screen.h"
+#include "regions.h"
+#include "gram.h"
+#include "parse.h"
+#include "util.h"
+
+extern void twmrc_error_prefix();
+extern int MatchName();
+
+extern void splitRegionEntry();
+extern int roundEntryUp();
+extern RegionEntry *prevRegionEntry();
+extern void mergeRegionEntries();
+extern void downRegionEntry();
+extern RootRegion *AddRegion();
+
+int appletWidth(tmp_win)
+TwmWindow *tmp_win;
+{
+	/* submitted by Tim Wiess - 8/23/02 */
+	if (Scr->NoBorders || LookInList(Scr->NoBorder, tmp_win->full_name, &tmp_win->class))
+		return tmp_win->attr.width;
+	else
+		return Scr->BorderWidth * 2 + tmp_win->attr.width;
+}
+
+int appletHeight(tmp_win)
+TwmWindow *tmp_win;
+{
+	/* submitted by Tim Wiess - 8/23/02 */
+	/* added 'tmp_win->title_height +' - djhjr - 11/11/03 */
+	if (Scr->NoBorders || LookInList(Scr->NoBorder, tmp_win->full_name, &tmp_win->class))
+		return tmp_win->title_height + tmp_win->attr.height;
+	else
+		return Scr->BorderWidth * 2 + tmp_win->title_height + tmp_win->attr.height;
+}
+
+int PlaceApplet(tmp_win, def_x, def_y, final_x, final_y)
+TwmWindow *tmp_win;
+int def_x, def_y;
+int *final_x, *final_y;
+{
+    RootRegion	*rr;
+    RegionEntry	*re;
+    int			matched, w, h;
+
+	for (rr = Scr->FirstAppletRegion; rr; rr = rr->next)
+	{
+		matched = 0;
+		w = roundEntryUp (appletWidth (tmp_win), rr->stepx);
+		h = roundEntryUp (appletHeight (tmp_win), rr->stepy);
+
+		for (re = rr->entries; re; re = re->next)
+		{
+			if (!matched)
+			{
+				/* these were 'match()' - djhjr - 10/20/01 */
+				if (MatchName(tmp_win->full_name, re->u.name, &re->re, re->type))
+					if (MatchName(tmp_win->class.res_name, re->u.name, &re->re, re->type))
+						if (MatchName(tmp_win->class.res_class, re->u.name, &re->re, re->type))
+							continue;
+
+				matched = 1;
+			}
+
+			if (re->usedby) continue;
+/* don't include grid spacing - djhjr - 5/22/99
+			if (re->w < w || re->h < h) continue;
+*/
+			if (re->w < appletWidth(tmp_win) || re->h < appletHeight(tmp_win))
+				continue;
+
+			splitRegionEntry (re, rr->grav1, rr->grav2, w, h);
+			re->usedby = USEDBY_TWIN;
+			re->u.twm_win = tmp_win;
+
+/* evenly spaced applet placement - djhjr - 4/24/99
+			*final_x = re->x + (re->w - appletWidth (tmp_win)) / 2;
+			*final_y = re->y + (re->h - appletHeight (tmp_win)) / 2;
+*/
+			*final_x = re->x;
+			*final_y = re->y;
+
+			/* adjust for region gravity - djhjr 4/26/99 */
+			if (rr->grav2 == D_EAST)
+				*final_x += re->w - appletWidth(tmp_win);
+			if (rr->grav1 == D_SOUTH)
+				*final_y += re->h - appletHeight(tmp_win);
+
+			return 1;
+		}
+	}
+
+	*final_x = def_x;
+	*final_y = def_y;
+
+	return 0;
+}
+
+static RegionEntry *
+FindAppletEntry (tmp_win, rrp)
+    TwmWindow   *tmp_win;
+    RootRegion	**rrp;
+{
+    RootRegion	*rr;
+    RegionEntry	*re;
+
+    for (rr = Scr->FirstAppletRegion; rr; rr = rr->next) {
+	for (re = rr->entries; re; re=re->next)
+	    if (re->u.twm_win == tmp_win) {
+		if (rrp)
+		    *rrp = rr;
+		return re;
+	    }
+    }
+    return 0;
+}
+
+void
+AppletDown (tmp_win)
+    TwmWindow   *tmp_win;
+{
+    RegionEntry	*re;
+    RootRegion	*rr;
+
+    re = FindAppletEntry (tmp_win, &rr);
+    if (re)
+        downRegionEntry(rr, re);
+}
+
+RootRegion *
+AddAppletRegion(geom, grav1, grav2, stepx, stepy)
+char *geom;
+int grav1, grav2, stepx, stepy;
+{
+    RootRegion *rr;
+
+    rr = AddRegion(geom, grav1, grav2, stepx, stepy);
+
+    if (Scr->LastAppletRegion)
+        Scr->LastAppletRegion->next = rr;
+    Scr->LastAppletRegion = rr;
+    if (!Scr->FirstAppletRegion)
+        Scr->FirstAppletRegion = rr;
+
+	return rr;
+}
+
+void
+AddToAppletList(list_head, name, type)
+RootRegion *list_head;
+char *name;
+short type;
+{
+    RegionEntry *nptr;
+
+    if (!list_head) return;	/* ignore empty inserts */
+
+    nptr = (RegionEntry *)malloc(sizeof(RegionEntry));
+    if (nptr == NULL)
+    {
+	twmrc_error_prefix();
+	fprintf (stderr, "unable to allocate %d bytes for RegionEntry\n",
+		 sizeof(RegionEntry));
+	Done();
+    }
+
+    nptr->next = list_head->entries;
+    /* djhjr - 10/20/01 */
+    nptr->type = type;
+    nptr->usedby = USEDBY_NAME;
+    nptr->u.name = (char*)strdup(name);
+    list_head->entries = nptr;
+}    
+