【ご質問】
選択されたタブの文字を変更する方法を教えてください。
【回答】
TabContainer.tab-panesにて従属するTabPaneを取得可能です.
下記サンプルコードを参考にして下さい。
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 {curl 6.0,7.0,8.0 applet} {curl-file-attributes character-encoding = “shift-jis”} 
{TabContainer     {TabPane         label = {text                         font-size = 30px,                         font-style = “italic”,                         text-underline? = true,                         現在選択中                    },         {text font-size = 28pt, 1}     },     {TabPane         label = “L2”,         {text font-size = 28pt, 2}     },     {TabPane         label = “L2”,         {text font-size = 28pt, 3}     }     ,     {on CurrentPaneChanged at tc:TabContainer do         set tc.tab-panes[0].label = “L1”         set tc.tab-panes[1].label = “L2”         set tc.tab-panes[2].label = “L3”         set tc.current-pane.label = {VBox                                                   background = “blue”,                                                   {text                                                       color = “pink”,                                                       font-size = 30px,                                                       font-style = “italic”,                                                       text-underline? = true,                                                       現在選択中                                                   }                                               }     } } 
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