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authormarha <marha@users.sourceforge.net>2009-11-05 19:00:15 +0000
committermarha <marha@users.sourceforge.net>2009-11-05 19:00:15 +0000
commit87ae92b4b611b4bb494816c9b6a1a8211e1c2f59 (patch)
tree9c5568e1d0765c66ba7ad7de6c4859c8a163c31b /libXt/src/VarGet.c
parent17cd2280a71d7ae609961734b0aa750919147529 (diff)
parentd65b4c94a92498a770e3e5c2497bf5abb921c522 (diff)
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Added libXt library
Diffstat (limited to 'libXt/src/VarGet.c')
-rw-r--r--libXt/src/VarGet.c317
1 files changed, 317 insertions, 0 deletions
diff --git a/libXt/src/VarGet.c b/libXt/src/VarGet.c
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+/* $Xorg: VarGet.c,v 1.4 2001/02/09 02:03:59 xorgcvs Exp $ */
+/*
+
+Copyright 1993 by Sun Microsystems, Inc. Mountain View, CA.
+
+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 Sun not be used in
+advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+Sun makes no representations about the suitability of
+this software for any purpose. It is provided "as is"
+without express or implied warranty.
+
+SUN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT-
+NESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SUN BE LI-
+ABLE 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.
+
+*/
+
+/*
+
+Copyright 1985, 1986, 1987, 1988, 1989, 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.
+
+*/
+/* $XFree86: xc/lib/Xt/VarGet.c,v 1.7 2001/07/29 05:01:12 tsi Exp $ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "IntrinsicI.h"
+#include "VarargsI.h"
+#include "StringDefs.h"
+
+static String XtNxtGetTypedArg = "xtGetTypedArg";
+
+void
+XtVaGetSubresources(
+ Widget widget,
+ XtPointer base,
+ _Xconst char* name,
+ _Xconst char* class,
+ XtResourceList resources,
+ Cardinal num_resources,
+ ...)
+{
+ va_list var;
+ XtTypedArgList args;
+ Cardinal num_args;
+ int total_count, typed_count;
+ WIDGET_TO_APPCON(widget);
+
+ LOCK_APP(app);
+ va_start(var, num_resources);
+ _XtCountVaList(var, &total_count, &typed_count);
+ va_end(var);
+
+ va_start(var, num_resources);
+
+ _XtVaToTypedArgList(var, total_count, &args, &num_args);
+
+ _XtGetSubresources(widget, base, name, class, resources, num_resources,
+ NULL, 0, args, num_args);
+
+ if (num_args != 0) {
+ XtFree((XtPointer)args);
+ }
+
+ va_end(var);
+ UNLOCK_APP(app);
+}
+
+
+void
+XtVaGetApplicationResources(Widget widget, XtPointer base, XtResourceList resources, Cardinal num_resources, ...)
+{
+ va_list var;
+ XtTypedArgList args;
+ Cardinal num_args;
+ int total_count, typed_count;
+ WIDGET_TO_APPCON(widget);
+
+ LOCK_APP(app);
+ va_start(var,num_resources);
+ _XtCountVaList(var, &total_count, &typed_count);
+ va_end(var);
+
+ va_start(var,num_resources);
+
+ _XtVaToTypedArgList(var, total_count, &args, &num_args);
+
+ _XtGetApplicationResources(widget, base, resources, num_resources,
+ NULL, 0, args, num_args);
+
+ if (num_args != 0) {
+ XtFree((XtPointer)args);
+ }
+
+ va_end(var);
+ UNLOCK_APP(app);
+}
+
+
+static void
+GetTypedArg(
+ Widget widget,
+ XtTypedArgList typed_arg,
+ XtResourceList resources,
+ Cardinal num_resources)
+{
+ String from_type = NULL;
+ Cardinal from_size = 0;
+ XrmValue from_val, to_val;
+ register Cardinal i;
+ Arg arg;
+ XtPointer value;
+
+ /* note we presume that the XtResourceList to be un-compiled */
+
+ for (i = 0; i < num_resources; i++) {
+ if (StringToName(typed_arg->name) == StringToName(resources[i].resource_name)) {
+ from_type = resources[i].resource_type;
+ from_size = resources[i].resource_size;
+ break;
+ }
+ }
+
+ if (i == num_resources) {
+ XtAppWarningMsg(XtWidgetToApplicationContext(widget),
+ "unknownType", XtNxtGetTypedArg, XtCXtToolkitError,
+ "Unable to find type of resource for conversion",
+ (String *)NULL, (Cardinal *)NULL);
+ return;
+ }
+
+ value = ALLOCATE_LOCAL(from_size);
+ if (value == NULL) _XtAllocError(NULL);
+ XtSetArg(arg, typed_arg->name, value);
+ XtGetValues(widget, &arg, 1);
+
+ from_val.size = from_size;
+ from_val.addr = (XPointer)value;
+ to_val.addr = (XPointer)typed_arg->value;
+ to_val.size = typed_arg->size;
+
+ if (!XtConvertAndStore(widget, from_type, &from_val,
+ typed_arg->type, &to_val)) {
+ if (to_val.size > (unsigned) typed_arg->size) {
+ String params[2];
+ Cardinal num_params = 2;
+ params[0] = typed_arg->type;
+ params[1] = XtName(widget);
+ XtAppWarningMsg(XtWidgetToApplicationContext(widget),
+ "insufficientSpace", XtNxtGetTypedArg, XtCXtToolkitError,
+ "Insufficient space for converted type '%s' in widget '%s'",
+ params, &num_params);
+ }
+ else {
+ String params[3];
+ Cardinal num_params = 3;
+ params[0] = from_type;
+ params[1] = typed_arg->type;
+ params[2] = XtName(widget);
+ XtAppWarningMsg(XtWidgetToApplicationContext(widget),
+ "conversionFailed", XtNxtGetTypedArg, XtCXtToolkitError,
+ "Type conversion (%s to %s) failed for widget '%s'",
+ params, &num_params);
+ }
+ }
+ DEALLOCATE_LOCAL(value);
+}
+
+static int
+GetNestedArg(
+ Widget widget,
+ XtTypedArgList avlist,
+ ArgList args,
+ XtResourceList resources,
+ Cardinal num_resources)
+{
+ int count = 0;
+
+ for (; avlist->name != NULL; avlist++) {
+ if (avlist->type != NULL) {
+ GetTypedArg(widget, avlist, resources, num_resources);
+ } else if(strcmp(avlist->name, XtVaNestedList) == 0) {
+ count += GetNestedArg(widget, (XtTypedArgList)avlist->value,
+ args, resources, num_resources);
+ } else {
+ (args+count)->name = avlist->name;
+ (args+count)->value = avlist->value;
+ ++count;
+ }
+ }
+
+ return(count);
+}
+
+void
+XtVaGetValues(Widget widget, ...)
+{
+ va_list var;
+ String attr;
+ ArgList args;
+ XtTypedArg typed_arg;
+ XtResourceList resources = (XtResourceList)NULL;
+ Cardinal num_resources;
+ int count, total_count, typed_count;
+ WIDGET_TO_APPCON(widget);
+
+ LOCK_APP(app);
+ va_start(var,widget);
+
+ _XtCountVaList(var, &total_count, &typed_count);
+
+ if (total_count != typed_count) {
+ args = (ArgList)__XtMalloc((unsigned)((total_count - typed_count)
+ * sizeof(Arg)));
+ }
+ else args = NULL; /* for lint; really unused */
+ va_end(var);
+
+ va_start(var,widget);
+ for(attr = va_arg(var, String), count = 0 ; attr != NULL;
+ attr = va_arg(var, String)) {
+ if (strcmp(attr, XtVaTypedArg) == 0) {
+ typed_arg.name = va_arg(var, String);
+ typed_arg.type = va_arg(var, String);
+ typed_arg.value = va_arg(var, XtArgVal);
+ typed_arg.size = va_arg(var, int);
+
+ if (resources == NULL) {
+ XtGetResourceList(XtClass(widget), &resources,&num_resources);
+ }
+
+ GetTypedArg(widget, &typed_arg, resources, num_resources);
+ } else if (strcmp(attr, XtVaNestedList) == 0) {
+ if (resources == NULL) {
+ XtGetResourceList(XtClass(widget),&resources, &num_resources);
+ }
+
+ count += GetNestedArg(widget, va_arg(var, XtTypedArgList),
+ (args+count), resources, num_resources);
+ } else {
+ args[count].name = attr;
+ args[count].value = va_arg(var, XtArgVal);
+ count ++;
+ }
+ }
+ va_end(var);
+
+ if (resources != (XtResourceList)NULL) {
+ XtFree((XtPointer)resources);
+ }
+
+ if (total_count != typed_count) {
+ XtGetValues(widget, args, count);
+ XtFree((XtPointer)args);
+ }
+ UNLOCK_APP(app);
+}
+
+void
+XtVaGetSubvalues(XtPointer base,XtResourceList resources, Cardinal num_resources, ...)
+{
+ va_list var;
+ ArgList args;
+ Cardinal num_args;
+ int total_count, typed_count;
+
+ va_start(var,num_resources);
+
+ _XtCountVaList(var, &total_count, &typed_count);
+
+ if (typed_count != 0) {
+ XtWarning("XtVaTypedArg is an invalid argument to XtVaGetSubvalues()\n");
+ }
+ va_end(var);
+
+ va_start(var,num_resources);
+ _XtVaToArgList((Widget)NULL, var, total_count, &args, &num_args);
+ va_end(var);
+
+ XtGetSubvalues(base, resources, num_resources, args, num_args);
+
+ if (num_args != 0) {
+ XtFree((XtPointer)args);
+ }
+}