Applied two small patches.

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@22442 72102866-910b-0410-8b05-ffd578937521

Source/NSMatrix.m

@@ -1036,14 +1036,17 @@ static SEL getSel;
 }
 
 /**<p>Deselects all NSMatrix's cells. Does nothing if the NSMatrix's mode
-   is NSRadioModeMatrix and if it does not allows empty selection</p>
+   is NSRadioModeMatrix and if it does not allows empty selection.
+   Except for the case, when there are no cells left at all. Then the 
+   selection is always cleared.</p>
    <p>See Also: -mode -allowsEmptySelection -setNeedsDisplayInRect:</p>
  */
 - (void) deselectAllCells
 {
   int		i;
 
-  if (!_allowsEmptySelection && _mode == NSRadioModeMatrix)
+  if (_numRows > 0 && _numCols > 0 &&
+      !_allowsEmptySelection && _mode == NSRadioModeMatrix)
     return;
 
   for (i = 0; i < _numRows; i++)

Source/NSPopUpButtonCell.m

@@ -367,6 +367,12 @@ static NSImage *_pbc_image[2];
   return [_menu itemAtIndex: end];
 }
 
+/*
+  The Cocoa specification has this method as 
+  - (id <NSCopying>) objectValue
+  but this gives a conflict with the NSCell declaration of this method, which is
+  - (id) objectValue
+ */
 - (id <NSCopying>) objectValue
 {
   return [NSNumber numberWithInt: [self indexOfSelectedItem]];
@@ -533,11 +539,8 @@ static NSImage *_pbc_image[2];
 
       if (index < 0) 
         {
-	  // If no item is highighted, display the selected one ...
+	  // If no item is highighted, display the selected one, if there is one.
 	  index = [self indexOfSelectedItem];
-	  // ... if there is nown, then the first one, but don't select it.
-	  if (index < 0)
-	    index = 0;
 	}
       else 
         {