Added aditional methods for text completion

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@9541 72102866-910b-0410-8b05-ffd578937521

Source/NSComboBoxCell.m

@@ -47,6 +47,7 @@
    //_buttonCell = nil;
    _popUpList = [[NSMutableArray alloc] init];
    //_usesDataSource = NO;
+   //_completes = NO;
    _visibleItems = 10;
    _intercellSpacing = NSZeroSize;
    _itemHeight = 14;
@@ -296,6 +297,23 @@
    return _popUpList;
 }
 
+// Text completion
+- (NSString *)completedString:(NSString *)substring
+{
+  // FIXME
+  return substring;
+}
+
+- (void)setCompletes:(BOOL)completes
+{
+  _completes = completes;
+}
+
+- (BOOL)completes
+{
+  return _completes;
+}
+
 - (void)performPopUsingSelector:(SEL)aSelector
 			 inRect:(NSRect)cellFrame
 			 ofView:(NSView *)controlView