public void Remove(PushPanelItem item)
{
_owner.Controls.Remove(item);
}
public bool Contains(PushPanelItem item)
{
return _owner.Controls.Contains(item);
}
public int IndexOf(PushPanelItem item)
{
return _owner.Controls.IndexOf(item);
}
public void Add(PushPanelItem item)
{
if (item == null)
{
throw new ArgumentNullException("item");
}
_owner.AddItem(item);
}
public void AddRange(PushPanelItem[] values)
{
foreach (PushPanelItem item in values)
{
Add(item);
}
}
private void AddItem(PushPanelItem item)
{
if (item == null)
{
throw new ArgumentNullException("item");
}
item.Height = item.CaptionHeight;
item.Owner = this;
item.CaptionMouseClick += ItemCaptionMouseClick;
base.Controls.Add(item);
ReLayout();
}
internal void ExpandItem(PushPanelItem item)
{
if (item == null || _expandItem == item)
{
return;
}
if (_expandItem != null)
{
ChangeItemHeight(_expandItem, false);
}
ChangeItemHeight(item, true);
ReLayout();
if (_expandItem != null)
{
_expandItem.IsExpanded = false;
}
item.IsExpanded = true;
_expandItem = item;
}
internal void CollapseItem(PushPanelItem item)
{
if (item == null || !item.IsExpanded)
{
return;
}
ChangeItemHeight(item, false);
ReLayout();
item.IsExpanded = false;
_expandItem = null;
}
internal void ChangeItemHeight(PushPanelItem item, bool expand)
{
if (item == null)
{
return;
}
if (expand)
{
item.Height = item.CaptionHeight + CalcuExpandItemHeight();
}
else
{
if (item.IsExpanded)
{
item.Height = item.CaptionHeight;
}
}
}
public PushPanelItemCaptionClickEventArgs(PushPanelItem item)
: this()
{
_item = item;
}