CollapsibleContainer.c

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class CollapsibleContainer: Container
{
  protected ref CollapsibleHeader m_CollapsibleHeader;
  protected bool m_Hidden;
 
  void CollapsibleContainer(LayoutHolder parent, int sort = -1)
  {
    m_MainWidget.Show(true);
 
    if (sort > -1)
      m_MainWidget.SetSort(sort + 2);
 
    m_MainWidget = m_MainWidget.FindAnyWidget("header");
 
    m_Body = new array<ref LayoutHolder>;
    m_CollapsibleHeader = new CollapsibleHeader(this, "CollapseButtonOnMouseButtonDown");
  }
 
  override void SetLayoutName()
  {
    m_LayoutName = WidgetLayoutName.CollapsibleContainer;
  }
 
  EntityAI GetEntity()
  {
    return m_Entity;
  }
 
  override void OnDropReceivedFromHeader(Widget w, int x, int y, Widget receiver) { }
 
  override void Refresh()
  {
    super.Refresh();
  }
 
  override void OnShow()
  {
    super.OnShow();
    m_Hidden = false;
    for (int i = 0; i < m_Body.Count(); i++)
    {
      m_Body.Get(i).OnShow();
      Container c = Container.Cast(m_Body.Get(i));
      if (c)
        c.Open();
    }
    SetCollapsibleHeaderArrowState(m_Hidden);
  }
 
  override void OnHide()
  {
    m_Hidden = true;
    if (m_CollapsibleHeader)
      SetCollapsibleHeaderArrowState(m_Hidden);
    else
      super.OnHide();
 
  }
 
  override void Insert(LayoutHolder container, int pos = -1, bool immedUpdate = true)
  {
    super.Insert(container, pos, immedUpdate);
 
    //if ( immedUpdate )
    //{
    RecomputeOpenedContainers();
    UpdateCollapseButtons();
    //}
 
    SetCollapsibleHeaderArrowState(m_Hidden);
  }
 
  override void Remove(LayoutHolder container)
  {
    super.Remove(container);
    RecomputeOpenedContainers();
    UpdateCollapseButtons();
  }
 
  bool CanDisplayAnyCategory()
  {
    return false;
  }
 
  void UpdateCollapseButtons()
  {
#ifndef PLATFORM_CONSOLE
    if (m_Body.Count() < 2)
    {
      if (m_CollapsibleHeader)
        m_CollapsibleHeader.ShowCollapseButton(false);
    }
    else
    {
      if (m_CollapsibleHeader)
        m_CollapsibleHeader.ShowCollapseButton(true);
    }
#endif
  }
 
  void LoadDefaultState()
  {
    m_Hidden = !ItemManager.GetInstance().GetDefaultHeaderOpenState("VICINITY");
    //m_Closed = m_Hidden;
 
    if (m_Hidden)
      OnHide();
    else
      OnShow();
  }
 
  bool IsHidden()
  {
    return m_Hidden;
  }
 
  void CollapseButtonOnMouseButtonDown(Widget w)
  {
    Toggle();
  }
 
  override void Toggle()
  {
    if (!m_Hidden)
    {
      for (int i = 1; i < m_Body.Count(); i++)
      {
        m_Body.Get(i).OnHide();
        Container c = Container.Cast(m_Body.Get(i));
        if (c)
          c.Close();
      }
      OnHide();
    }
    else
      OnShow();
    m_Closed = m_Hidden;
 
    SetCollapsibleHeaderArrowState(m_Hidden);
 
    UpdateCollapseButtons();
  }
 
  override bool OnChildRemove(Widget w, Widget child)
  {
    if (w == GetMainWidget())
      GetMainWidget().Update();
    return true;
  }
 
  override bool OnChildAdd(Widget w, Widget child)
  {
    if (w == GetMainWidget())
      GetMainWidget().Update();
    return true;
  }
 
  override Header GetHeader()
  {
    return m_CollapsibleHeader;
  }
 
  override void SetHeader(Header header)
  {
    m_CollapsibleHeader = CollapsibleHeader.Cast(header);
  }
 
  void SetCollapsibleHeaderArrowState(bool open)
  {
    if (m_CollapsibleHeader)
      m_CollapsibleHeader.SetArrowButtonOpened(open);
  }
}