HorizontalSpacerWithFixedAspect.c

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// -----------------------------------------------------------
class HorizontalSpacerWithFixedAspect: ScriptedWidgetEventHandler
{
  protected Widget m_root;
  reference int border;
  reference int gap;
  reference float coef;
  float itemWidth;
  float itemHeight;
 
  // -----------------------------------------------------------
  void OnWidgetScriptInit(Widget w)
  {
    m_root = w;
    m_root.SetHandler(this);
  }
 
  // -----------------------------------------------------------
  override bool OnUpdate(Widget w)
  {
    if (w == m_root) UpdateLayout();
    return false;
  }
 
  protected void UpdateLayout()
  {
    Widget child = m_root.GetChildren();
 
    int index = 0;
    while (child)
    {
      if (index == 0)
        child.GetScreenSize(itemWidth, itemHeight);
      else
      {
        child.SetFlags(WidgetFlags.EXACTPOS, false);
        child.SetPos(itemWidth + (itemWidth * coef), 0);
      }
 
      index++;
      child = child.GetSibling();
    }
  }
};