font stuff.

gistfile1.m

- (void)changeFont:(id)sender  {
    
    // by default, the bold menu is hooked up to NSFontManagers' - (void)addFontTrait:(id)sender;  Start there to debug.
    
    // isEditable , inputContext
    
    for (TSGraphic *graphic in [[[self document] currentLayer] selectedGraphics]) {
        
        if (![graphic isKindOfClass:[TSTextArea class]]) {
            continue;
        }
            
        TSTextArea *ta = (id)graphic;
        
        NSTextStorage *contentsCopy = [[[ta contents] mutableCopy] autorelease];
        
        if (![contentsCopy length]) {
            continue;
        }
        
        [ta fontWillChange];
        
        NSFont *oldFont = [contentsCopy attribute:NSFontAttributeName atIndex:0 effectiveRange:nil];
        NSFont *newFont = [sender convertFont:oldFont];
        
        [contentsCopy addAttribute:NSFontAttributeName value:newFont range:NSMakeRange(0, [contentsCopy length])];
        
        [ta setContents:contentsCopy];
        [ta didChange];
        
        [ta fontDidChange];
        
        [[NSFontManager sharedFontManager] setSelectedFont:newFont isMultiple:NO];
    }
}