macosx: hide the titlebar's fullscreen button if we don't use Lion's fullscreen mode

(cherry picked from commit 64280ec9ddfce2cf6e99e00d4b7087b1e2313c7e)
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

modules/gui/macosx/MainWindow.h

@@ -30,7 +30,6 @@
 #import <vlc_input.h>
 #import "misc.h"
 #import "fspanel.h"
-#import "MainWindowTitle.h"
 
 @interface VLCMainWindow : NSWindow <PXSourceListDataSource, PXSourceListDelegate, NSWindowDelegate, NSAnimationDelegate> {
     IBOutlet id o_play_btn;

modules/gui/macosx/MainWindow.m

@@ -277,6 +277,9 @@ static VLCMainWindow *_o_sharedInstance = nil;
 
         [o_fullscreen_btn removeFromSuperviewWithoutNeedingDisplay];
     }
+    else
+        [o_titlebar_view setFullscreenButtonHidden: YES];
+
     if (OSX_LION)
     {
         /* the default small size of the search field is slightly different on Lion, let's work-around that */

modules/gui/macosx/MainWindowTitle.h

@@ -38,5 +38,6 @@
 
 - (IBAction)buttonAction:(id)sender;
 - (void)setWindowTitle:(NSString *)title;
+- (void)setFullscreenButtonHidden:(BOOL)b_value;
 
 @end

modules/gui/macosx/MainWindowTitle.m

@@ -67,4 +67,9 @@
     [o_title_lbl setStringValue: title];
 }
 
+- (void)setFullscreenButtonHidden:(BOOL)b_value
+{
+    [o_fullscreen_btn setHidden: b_value];
+}
+
 @end