/** $Id: gitkrtools.c,v 1.3 2004/06/08 10:30:49 sast Exp $
 *
 * @file   gitk-renderer-phone/gitkrtools.c
 * @author Steffen ast <sast@users.sf.net>
 * @date   Thu Mar 30 16:09:59 2004
 * 
 * @brief  gitk renderer tool routines
 * @ingroup gitkrendererphone
 * 
 */

#define GITK_RENDERER_C
#define GITKR_TOOLS_C

#include "gitkrincludes.h"

/** @brief return the result as string of the evaluation of the supplied xpath expression agains the given document
 *         and converts the codeset of the result
 * @param dialog gitk dialog
 * @param xpath_expr compiles xpath expression to use
 * @param root_node from where to search, uses doc root when NULL
 * @return gchar pointer to result of NULL, do not forget to free the result after use.
 */
gchar *gitkr_cxpath_get_string(GitkDialogPtr dialog, xmlXPathCompExprPtr xpath_expr, xmlNodePtr root_node) {
	gchar *str,*res;
	
	str=gitk_cxpath_get_string(dialog,xpath_expr,root_node);
	res=g_convert(str,-1,code_set,"UTF-8",NULL,NULL,NULL);
	g_free(str);
	return(res);
}

/** @brief set data value of the attribute name of the given widget
 *  and converts the codeset of the data
 * @param dialog the dialog which contains the widget
 * @param widget_id the id of the widget to look up
 * @param name child-node, of which the value should be retrieved 
 * @param data the new content of the value 
 */
void gitkr_widget_set_value(GitkDialogPtr const dialog,gchar * const widget_id,const gchar *name, const gchar *data) {
	gchar *str;
	
	str=g_convert(data,-1,"UTF-8",code_set,NULL,NULL,NULL);
	gitk_widget_set_value(dialog,widget_id,name,str);
	g_free(str);
}

/** @brief get data value of the attribute name of the given widget
 *  and converts the codeset of the result
 *  don't forget to free the returned value
 * @param dialog the dialog which contains the widget
 * @param widget_id the id of the widget to look up
 * @param name child-node, of which the value should be retrieved
 * @return the value of the widget 
 */
gchar *gitkr_widget_get_value(GitkDialogPtr const dialog,gchar * const widget_id,const gchar *name) {
	gchar *str,*res;
	
	str=gitk_widget_get_value(dialog,widget_id,name);
	res=g_convert(str,-1,code_set,"UTF-8",NULL,NULL,NULL);
	g_free(str);
	gitk_log1("gitkr_widget_get_value() value ist %s", res);
	return(res);
}