SCR_ToolboxMultilineComponent.c

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class SCR_ToolboxMultilineComponent : SCR_ToolboxComponent
{
    [Attribute("4")]
    protected int m_iMaxItemsInRow;
    
    [Attribute("36")]
    float m_fElementHeight;
 
    //------------------------------------------------------------------------------------------------
    override void HandlerAttached(Widget w)
    {
        super.HandlerAttached(w);
        m_iMaxItemsInRow = Math.Max(m_iMaxItemsInRow, 1);
    }
 
    //------------------------------------------------------------------------------------------------
    override protected void CreateWidgets()
    {
        float padding = m_fElementSpacing * 0.5;
        LayoutSlot.SetPadding(m_wButtonRow, -padding, -padding, -padding, -padding);
        foreach (int i, string name : m_aElementNames)
        {
            Widget button = GetGame().GetWorkspace().CreateWidgets(m_ElementLayout, m_wButtonRow);
 
            int row = Math.Floor(i / m_iMaxItemsInRow);
            int column = i % m_iMaxItemsInRow;
            UniformGridSlot.SetRow(button, row);
            UniformGridSlot.SetColumn(button, column);
 
            SCR_ButtonBaseComponent comp = SCR_ButtonBaseComponent.Cast(button.FindHandler(SCR_ButtonBaseComponent));
            if (!comp)
                continue;
 
            m_aSelectionElements.Insert(comp);
            
            comp.ShowBorder(false);
            
            SCR_ButtonTextComponent textComp = SCR_ButtonTextComponent.Cast(comp);
            if (textComp)
                textComp.SetText(name);
            
            comp.m_OnClicked.Insert(OnElementClicked);
            comp.m_OnToggled.Insert(OnElementChanged);
            
            SizeLayoutWidget size = SizeLayoutWidget.Cast(comp.GetRootWidget().GetChildren());
            if (!size)
                return;
            
            size.EnableHeightOverride(m_fElementHeight > 0);
            size.SetHeightOverride(m_fElementHeight);
        }
        
        SetInitialState();
    }
    
    //------------------------------------------------------------------------------------------------
    protected void RemoveWidgets()
    {
        foreach (SCR_ButtonBaseComponent comp : m_aSelectionElements)
        {
            comp.GetRootWidget().RemoveFromHierarchy();
        }
        m_aSelectionElements.Clear();
    }
    
    //------------------------------------------------------------------------------------------------
    void SetMaxItemsInRow(int maxItems)
    {
        if (m_iMaxItemsInRow == maxItems)
            return;
        
        m_iMaxItemsInRow = maxItems;
        m_iMaxItemsInRow = Math.Max(m_iMaxItemsInRow, 1);
        RemoveWidgets();
        CreateWidgets();
    }
    
    //------------------------------------------------------------------------------------------------
    int GetMaxItemsInRow()
    {
        return m_iMaxItemsInRow;
    }
    
    //------------------------------------------------------------------------------------------------
    SizeLayoutWidget FindSizeWidget(Widget root)
    {
        Widget child = root.GetChildren();
        while (child)
        {
            SizeLayoutWidget size = SizeLayoutWidget.Cast(child);
            if (size)
                return size;
            child = child.GetChildren();
        }
        return null;
    }
};