SCR_ButtonListComponent.c

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/*
Component for handling button specific list view 
*/
 
//------------------------------------------------------------------------------------------------
class SCR_ButtonListViewComponent : SCR_ListViewComponent
{   
    protected ref array<SCR_ButtonComponent> m_aButtons = new array<SCR_ButtonComponent>;
    
    ref ScriptInvoker m_OnEntryFocus = new ScriptInvoker;
    
    //-------------------------------------
    // List component override
    //-------------------------------------
    
    //------------------------------------------------------------------------------------------------
    override void HandlerAttached(Widget w)
    {
        super.HandlerAttached(w);
    }
    
    //------------------------------------------------------------------------------------------------
    override protected void SetupEntryBehavior(Widget entry) 
    {
        // Entry check 
        if (!entry)
            return;
        
        // Find server entry component 
        SCR_ButtonComponent button = SCR_ButtonComponent.Cast(entry.FindHandler(SCR_ButtonComponent));
        if (!button)
            return;
        
        // Invokers 
        button.m_OnFocus.Insert(OnEntryFocus);
        
        // Insert to list
        m_aButtons.Insert(button);
    }
    
    //-------------------------------------
    // Invoker actions 
    //-------------------------------------
    
    //------------------------------------------------------------------------------------------------
    protected void OnEntryFocus(Widget w)
    {
        m_OnEntryFocus.Invoke();
        
        m_iFocusedEntryId = m_aEntryWidgets.Find(w) + Math.Floor(m_fScrollPosition);
    }
    
    //-------------------------------------
    // Get & Set
    //-------------------------------------
    
    //------------------------------------------------------------------------------------------------
    array<SCR_ButtonComponent> GetButtons() { return m_aButtons; }
};