gistfile1.j

// *** Navigation View
    var navigationView = [[CPView alloc] initWithFrame:CGRectMake(0, 0, 230, CGRectGetHeight([contentView bounds]))];
    var sidebarPatternImage = [[CPImage alloc] initWithContentsOfFile:@"Resources/sidebar.png"];
    var sidebarBackground = [CPColor colorWithPatternImage:sidebarPatternImage];
    [navigationView setBackgroundColor:sidebarBackground];
  
    // *** Main View
    var mainView = [[CPView alloc] initWithFrame:CGRectMake(0, 0, CGRectGetWidth([contentView bounds])-230, CGRectGetHeight([contentView bounds]))];
    [mainView setAutoresizingMask: CPViewHeightSizable | CPViewWidthSizable]
    // [mainView setAutoresizingMask:CPViewWidthSizable];
    [mainView setBackgroundColor:[CPColor colorWithHexString:@"f0f0f0"]];
        
    // *** Split View
    var splitView = [[CPSplitView alloc] initWithFrame:[containerView bounds]];
    [splitView setAutoresizingMask:CPViewHeightSizable | CPViewWidthSizable ]; 
    [splitView setVertical:YES];
    [splitView setIsPaneSplitter:YES];
    [splitView addSubview:navigationView];
    [splitView addSubview:mainView];
    [containerView addSubview:splitView];