SCR_LimitTextLength.c

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// Generic component that limits TextWidget or RichTextWidget content length
class SCR_LimitTextLength : ScriptedWidgetComponent
{
    [Attribute("1000")]
    protected int m_iMaxTextLenght;
    
    //------------------------------------------------------------------------------------------------
    override void HandlerAttached(Widget w)
    {
        LimitText(w);
    }
    
    //------------------------------------------------------------------------------------------------
    override bool OnUpdate(Widget w)
    {
        GetGame().GetCallqueue().CallLater(LimitText, 0, false, w);
        
        return true;
    }
    
    //-----------------------------------------------------------------------------------
    protected void LimitText(Widget w)
    {
        TextWidget textWidget = TextWidget.Cast(w);
        
        if (!textWidget)
            return;
        
        string text = textWidget.GetText();
        
        // Edit text if it's too long
        if (text.Length() > m_iMaxTextLenght)
        {
            text = text.Substring(0, m_iMaxTextLenght);
            text += "...";
        }
        
        textWidget.SetText(text);
    }
};