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();
        }
    }
};