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+/* $Xorg: StrToBmap.c,v 1.4 2001/02/09 02:03:53 xorgcvs Exp $ */
+
+/*
+
+Copyright 1987, 1988, 1998 The Open Group
+
+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.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+/***********************************************************
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+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 Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL 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.
+
+******************************************************************/
+/* $XFree86: xc/lib/Xmu/StrToBmap.c,v 1.5 2001/01/17 19:42:57 dawes Exp $ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/Intrinsic.h>
+#include <X11/StringDefs.h>
+#include <X11/Xmu/Converters.h>
+#include <X11/Xmu/Drawing.h>
+
+
+/*
+ * XmuConvertStringToBitmap:
+ *
+ * creates a depth-1 Pixmap suitable for window manager icons.
+ * "string" represents a bitmap(1) filename which may be absolute,
+ * or relative to the global resource bitmapFilePath, class
+ * BitmapFilePath. If the resource is not defined, the default
+ * value is the build symbol BITMAPDIR.
+ *
+ * shares lots of code with XmuConvertStringToCursor.
+ *
+ * To use, include the following in your ClassInitialize procedure:
+
+static XtConvertArgRec screenConvertArg[] = {
+ {XtBaseOffset, (XtPointer) XtOffset(Widget, core.screen), sizeof(Screen *)}
+};
+
+ XtAddConverter("String", "Bitmap", XmuCvtStringToBitmap,
+ screenConvertArg, XtNumber(screenConvertArg));
+ *
+ */
+
+#define done(address, type) \
+ { (*toVal).size = sizeof(type); (*toVal).addr = (XPointer) address; }
+
+
+/*ARGSUSED*/
+void
+XmuCvtStringToBitmap(XrmValuePtr args, Cardinal *num_args,
+ XrmValuePtr fromVal, XrmValuePtr toVal)
+{
+ static Pixmap pixmap; /* static for cvt magic */
+ char *name = (char *)fromVal->addr;
+ Screen *screen;
+ Display *dpy;
+ XrmDatabase db;
+ String fn;
+ unsigned int width, height;
+ int xhot, yhot;
+ unsigned char *data;
+
+ if (*num_args != 1)
+ XtErrorMsg("wrongParameters","cvtStringToBitmap","XtToolkitError",
+ "String to pixmap conversion needs screen argument",
+ (String *)NULL, (Cardinal *)NULL);
+
+ if (strcmp(name, "None") == 0) {
+ pixmap = None;
+ done(&pixmap, Pixmap);
+ return;
+ }
+
+ if (strcmp(name, "ParentRelative") == 0) {
+ pixmap = ParentRelative;
+ done(&pixmap, Pixmap);
+ return;
+ }
+
+ screen = *((Screen **) args[0].addr);
+ pixmap = XmuLocateBitmapFile (screen, name,
+ NULL, 0, NULL, NULL, NULL, NULL);
+ if (pixmap == None) {
+ dpy = DisplayOfScreen(screen);
+ db = XrmGetDatabase(dpy);
+ XrmSetDatabase(dpy, XtScreenDatabase(screen));
+ fn = XtResolvePathname(dpy, "bitmaps", name, "", NULL, NULL, 0, NULL);
+ if (!fn)
+ fn = XtResolvePathname(dpy, "", name, ".xbm", NULL, NULL, 0, NULL);
+ XrmSetDatabase(dpy, db);
+ if (fn &&
+ XmuReadBitmapDataFromFile (fn, &width, &height, &data,
+ &xhot, &yhot) == BitmapSuccess) {
+ pixmap = XCreatePixmapFromBitmapData (dpy,
+ RootWindowOfScreen(screen),
+ (char *) data, width, height,
+ 1, 0, 1);
+ XFree ((char *)data);
+ }
+ }
+
+ if (pixmap != None) {
+ done (&pixmap, Pixmap);
+ } else {
+ XtStringConversionWarning (name, "Pixmap");
+ return;
+ }
+}
+