VarCreate.c   [plain text]

/* $Xorg: VarCreate.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 1885, 1986, 1987, 1988, 1989, 1994, 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/VarCreate.c,v 3.6 2001/08/22 22:52:20 dawes Exp $ */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "IntrinsicI.h"
#include "StringDefs.h"
#include "Shell.h"
#include "VarargsI.h"
#include "CreateI.h"

#if (defined(SUNSHLIB) || defined(AIXSHLIB)) && defined(SHAREDCODE)
#define XtToolkitInitialize _XtToolkitInitialize
#endif /* (SUNSHLIB || AIXSHLIB) && SHAREDCODE */

static Widget
_XtVaCreateWidget(
    String      name,
    WidgetClass widget_class,
    Widget      parent,
    va_list     var,
    int		count)
{
    register Widget         widget;
    XtTypedArgList	    typed_args = NULL;
    Cardinal		    num_args;

    _XtVaToTypedArgList(var, count, &typed_args, &num_args);

    widget = _XtCreateWidget(name, widget_class, parent, (ArgList)NULL, 
		    (Cardinal)0, typed_args, num_args);

    if (typed_args != NULL) {
        XtFree((XtPointer)typed_args);
    }    

    return widget;
}


Widget
XtVaCreateWidget(
    _Xconst char* name,
    WidgetClass widget_class,
    Widget parent,
    ...)
{
    va_list                 var;
    register Widget         widget;
    int			    total_count, typed_count;
    WIDGET_TO_APPCON(parent);

    LOCK_APP(app);
    va_start(var,parent);
    _XtCountVaList(var, &total_count, &typed_count);
    va_end(var);

    va_start(var,parent);
    widget = _XtVaCreateWidget((String)name, widget_class, parent, var,
				total_count);
    va_end(var);
    UNLOCK_APP(app);
    return widget;
}


Widget
XtVaCreateManagedWidget(
    _Xconst char* name,
    WidgetClass widget_class,
    Widget parent,
    ...)
{
    va_list		var;
    register Widget	widget;
    int			total_count, typed_count;
    WIDGET_TO_APPCON(parent);

    LOCK_APP(app);
    va_start(var,parent);
    _XtCountVaList(var, &total_count, &typed_count);
    va_end(var);

    va_start(var,parent);
    widget = _XtVaCreateWidget((String)name, widget_class, parent, var,
				total_count);
    XtManageChild(widget);
    va_end(var);
    UNLOCK_APP(app);
    return widget;
}


Widget
XtVaAppCreateShell(
    _Xconst char* name,
    _Xconst char* class,
    WidgetClass widget_class,
    Display* display,
    ...)
{
    va_list                 var;
    register Widget         widget;
    XtTypedArgList          typed_args = NULL;
    Cardinal                num_args;
    int			    total_count, typed_count;
    DPY_TO_APPCON(display);

    LOCK_APP(app);
    va_start(var,display);
    _XtCountVaList(var, &total_count, &typed_count);
    va_end(var);

    va_start(var,display);

    _XtVaToTypedArgList(var, total_count, &typed_args, &num_args);
    widget = _XtAppCreateShell((String)name, (String)class, widget_class,
		display, (ArgList)NULL, (Cardinal)0, typed_args, num_args);
    if (typed_args != NULL) {
	XtFree((XtPointer)typed_args);
    }
 
    va_end(var);
    UNLOCK_APP(app);
    return widget;
}


Widget
XtVaCreatePopupShell(
    _Xconst char* name,
    WidgetClass widget_class,
    Widget parent,
    ...)
{
    va_list                 var;
    register Widget         widget;
    XtTypedArgList          typed_args = NULL;
    Cardinal                num_args;
    int			    total_count, typed_count;
    WIDGET_TO_APPCON(parent);

    LOCK_APP(app);
    va_start(var,parent);
    _XtCountVaList(var, &total_count, &typed_count);
    va_end(var);

    va_start(var,parent);

    _XtVaToTypedArgList(var, total_count, &typed_args, &num_args);
    widget = _XtCreatePopupShell((String)name, widget_class, parent,
		(ArgList)NULL, (Cardinal)0, typed_args, num_args);
    if (typed_args != NULL) {
	XtFree((XtPointer)typed_args);
    }

    va_end(var);
    UNLOCK_APP(app);
    return widget;
}

void
XtVaSetValues(Widget widget, ...)
{
    va_list                 var;
    ArgList                 args = NULL;
    Cardinal                num_args;
    int			    total_count, typed_count;
    WIDGET_TO_APPCON(widget);

    LOCK_APP(app);
    va_start(var,widget);
    _XtCountVaList(var, &total_count, &typed_count);
    va_end(var);

    va_start(var,widget);

    _XtVaToArgList(widget, var, total_count, &args, &num_args);
    XtSetValues(widget, args, num_args);
    _XtFreeArgList(args, total_count, typed_count);

    UNLOCK_APP(app);
    va_end(var);
}


void
XtVaSetSubvalues(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);
    va_end(var);

    if (typed_count != 0) {
	XtWarning("XtVaTypedArg is not valid in XtVaSetSubvalues()\n");
    }

    va_start(var, num_resources);
    _XtVaToArgList((Widget)NULL, var, total_count, &args, &num_args);

    XtSetSubvalues(base, resources, num_resources, args, num_args);

    if (num_args != 0) {
        XtFree((XtPointer)args);
    }    

    va_end(var);
}

Widget
_XtVaOpenApplication(
    XtAppContext *app_context_return,
    _Xconst char* application_class,
    XrmOptionDescList options,
    Cardinal num_options,
    int *argc_in_out,
    String *argv_in_out,
    String *fallback_resources,
    WidgetClass widget_class,
    va_list var_args)
{
    XtAppContext app_con;
    Display * dpy;
    register int saved_argc = *argc_in_out;
    Widget root;
    String attr;
    int count = 0;
    XtTypedArgList typed_args;

    XtToolkitInitialize(); /* cannot be moved into _XtAppInit */
    
    dpy = _XtAppInit(&app_con, (String)application_class, options, num_options,
		     argc_in_out, &argv_in_out, fallback_resources);

    typed_args = (XtTypedArgList) __XtMalloc((unsigned) sizeof(XtTypedArg));
    attr = va_arg (var_args, String);
    for(; attr != NULL; attr = va_arg (var_args, String)) {
        if (strcmp(attr, XtVaTypedArg) == 0) {
            typed_args[count].name = va_arg(var_args, String);
            typed_args[count].type = va_arg(var_args, String);
            typed_args[count].value = va_arg(var_args, XtArgVal);
            typed_args[count].size = va_arg(var_args, int);
        } else {
	    typed_args[count].name = attr;
	    typed_args[count].type = NULL;
	    typed_args[count].value = va_arg(var_args, XtArgVal);
	    typed_args[count].size = 0;
        }
	count++;
	typed_args = (XtTypedArgList) 
	    XtRealloc((char *) typed_args, 
		       (unsigned) (count + 1) * sizeof(XtTypedArg));
    }
    typed_args[count].name = NULL;

    va_end (var_args);

    root =
	XtVaAppCreateShell( NULL, application_class, 
			    widget_class, dpy,
			    XtNscreen, (XtArgVal)DefaultScreenOfDisplay(dpy),
			    XtNargc, (XtArgVal)saved_argc,
			    XtNargv, (XtArgVal)argv_in_out,
			    XtVaNestedList, (XtVarArgsList)typed_args,
			    NULL );
   
    if (app_context_return != NULL)
	*app_context_return = app_con;

    XtFree((XtPointer)typed_args);
    XtFree((XtPointer)argv_in_out);
    return(root);
}

Widget
_XtVaAppInitialize(
    XtAppContext *app_context_return,
    _Xconst char* application_class,
    XrmOptionDescList options,
    Cardinal num_options,
    int *argc_in_out,
    String *argv_in_out,
    String *fallback_resources,
    va_list var_args)
{
    return _XtVaOpenApplication(app_context_return, application_class,
				options, num_options,
				argc_in_out, argv_in_out, fallback_resources,
				applicationShellWidgetClass, var_args);
}

#if !((defined(SUNSHLIB) || defined(AIXSHLIB)) && defined(SHAREDCODE))

/*
 * If not used as a shared library, we still need a front end to 
 * _XtVaOpenApplication and to _XtVaAppInitialize.
 */

Widget
XtVaOpenApplication(
    XtAppContext *app_context_return,
    _Xconst char* application_class,
    XrmOptionDescList options,
    Cardinal num_options,
    int *argc_in_out,
    String *argv_in_out,
    String *fallback_resources,
    WidgetClass widget_class,
    ...)
{
    va_list	var;

    va_start(var, widget_class);    
    return _XtVaOpenApplication(app_context_return, (String)application_class,
				options, num_options, argc_in_out, argv_in_out,
				fallback_resources, widget_class, var);
}

Widget
XtVaAppInitialize(
    XtAppContext *app_context_return,
    _Xconst char* application_class,
    XrmOptionDescList options,
    Cardinal num_options,
    int *argc_in_out,
    String *argv_in_out,
    String *fallback_resources,
    ...)
{
    va_list	var;

    va_start(var, fallback_resources);    
    return _XtVaOpenApplication(app_context_return, (String)application_class,
				options, num_options, argc_in_out, argv_in_out,
				fallback_resources,
				applicationShellWidgetClass, var);
}

#endif /* !((SUNSHLIB || AIXSHLIB) && SHAREDCODE) */