applied a patch from Rob BUIS<rwlbuis@xs4all.nl> that adds these api entry

2004-02-14  Dodji Seketeli  <dodji@gnome.org>

* src/cr-declaration.[ch]:
(cr_declaration_nr_props),
(cr_declaration_get_from_list),
(cr_declaration_get_by_prop_name):
applied a patch from Rob BUIS<rwlbuis@xs4all.nl> that adds
these api entry points.

3 files changed, 77 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index f772e5d..1b5a973 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2004-02-14  Dodji Seketeli  <dodji@gnome.org>
+
+	* src/cr-declaration.[ch]:
+	(cr_declaration_nr_props),
+	(cr_declaration_get_from_list),
+	(cr_declaration_get_by_prop_name):
+	applied a patch from Rob BUIS<rwlbuis@xs4all.nl> that adds
+	these api entry points.
+
 2004-02-13  Dodji Seketeli  <dodji@gnome.org>
 
 	* src/cr-declaration.c: 
diff --git a/src/cr-declaration.c b/src/cr-declaration.c
index aee63a8..925e758 100644
--- a/src/cr-declaration.c
+++ b/src/cr-declaration.c
@@ -603,6 +603,65 @@ cr_declaration_to_string (CRDeclaration *a_this,
 }
 
 /**
+ *Return the number of properties in the declaration;
+ *@param a_this the current instance of #CRDeclaration.
+ *@return number of properties in the declaration list.
+ */
+int
+cr_declaration_nr_props (CRDeclaration *a_this)
+{
+	CRDeclaration *cur = NULL ;
+	int nr = 0;
+
+	g_return_if_fail (a_this) ;
+
+	for (cur = a_this ; cur ; cur = cur->next)
+		nr ++;
+	return nr;
+}
+
+/**
+ *Use an index to get a CRDeclaration from the declaration list.
+ *@param a_this the current instance of #CRDeclaration.
+ *@param itemnr the index into the declaration list.
+ *@return CRDeclaration at position itemnr, if itemnr > number of declarations - 1,
+ *it will return NULL.
+ */
+CRDeclaration *
+cr_declaration_get_from_list (CRDeclaration *a_this, int itemnr)
+{
+	CRDeclaration *cur = NULL ;
+	int nr = 0;
+
+	g_return_if_fail (a_this) ;
+
+	for (cur = a_this ; cur ; cur = cur->next)
+		if (nr++ == itemnr)
+			return cur;
+	return NULL;
+}
+
+/**
+ *Use property name to get a CRDeclaration from the declaration list.
+ *@param a_this the current instance of #CRDeclaration.
+ *@param a_prop the property name to search for.
+ *@return CRDeclaration with property name a_prop, or NULL if not found.
+ */
+CRDeclaration *
+cr_declaration_get_by_prop_name (CRDeclaration *a_this, const guchar *a_prop)
+{
+	CRDeclaration *cur = NULL ;
+
+	g_return_if_fail (a_this) ;
+	g_return_if_fail (a_prop) ;
+
+	for (cur = a_this ; cur ; cur = cur->next)
+		if (!strcmp (cur->property->str, a_prop))
+			return cur;
+	return NULL;
+}
+
+/**
  *Increases the ref count of the current instance of #CRDeclaration.
  *@param a_this the current instance of #CRDeclaration.
  */
diff --git a/src/cr-declaration.h b/src/cr-declaration.h
index c96c551..a423495 100644
--- a/src/cr-declaration.h
+++ b/src/cr-declaration.h
@@ -100,6 +100,15 @@ void
 cr_declaration_dump (CRDeclaration *a_this, FILE *a_fp, glong a_indent,
 		     gboolean a_one_per_line) ;
 
+int
+cr_declaration_nr_props (CRDeclaration *a_this) ;
+
+CRDeclaration *
+cr_declaration_get_from_list (CRDeclaration *a_this, int itemnr) ;
+
+CRDeclaration *
+cr_declaration_get_by_prop_name (CRDeclaration *a_this, const guchar *a_str) ;
+
 guchar *
 cr_declaration_to_string (CRDeclaration *a_this,
 			  gulong a_indent) ;