void OnItemsChanged(object sender, ItemListChangedArgs e)
{
if (IsReseting || RootPanel == null)
{
return;
}
// RootPanel.Children的0位置是CenterItem，比Items多一个元素！
if (e.CollectionChange == CollectionChange.ItemInserted)
{
Pane item = Items[e.Index] as Pane;
if (item != null &&
item.Pos != PanePosition.Floating &&
!RootPanel.Children.Contains(item))
{
RootPanel.Children.Insert(e.Index + 1, item);
}
}
else if (e.CollectionChange == CollectionChange.ItemRemoved)
{
RootPanel.Children.RemoveAt(e.Index + 1);
}
else
{
throw new Exception("Win不支持子项集合重置！");
}
}
void OnItemsChanged(object sender, ItemListChangedArgs e)
{
if (e.CollectionChange == CollectionChange.ItemInserted)
{
var item = Items[e.Index];
InitItem(item);
_itemsPanel.Children.Insert(e.Index, item);
}
else if (e.CollectionChange == CollectionChange.ItemRemoved)
{
((TabItem)_itemsPanel.Children[e.Index]).IsSelected = false;
_itemsPanel.Children.RemoveAt(e.Index);
}
else
{
for (int i = 0; i < Items.Count; i++)
{
var item = Items[i];
if (_itemsPanel.Children.Count > i)
{
var elem = _itemsPanel.Children[i];
// 内容没变
if (item == elem)
{
continue;
}
// 变了移除旧元素
_itemsPanel.Children.RemoveAt(i);
}
InitItem(item);
_itemsPanel.Children.Insert(i, item);
}
// 移除多余的元素
while (_itemsPanel.Children.Count > Items.Count)
{
_itemsPanel.Children.RemoveAt(_itemsPanel.Children.Count - 1);
}
}
if (!ShowContent)
{
_selector.Select(null);
}
else if (e.CollectionChange == CollectionChange.ItemInserted)
{
_selector.Select(Items[e.Index]);
}
else
{
_selector.ResetSelection();
}
ApplyOutlookStyle();
OnItemsChanged();
}
static void OnItemsChanged(object sender, ItemListChangedArgs e)
{
if (e.CollectionChange == CollectionChange.ItemInserted || e.CollectionChange == CollectionChange.ItemChanged)
{
var info = ((ItemList <NotifyInfo>)sender)[e.Index];
SysVisual.InsertNotifyItem(e.Index, new NotifyItem(info));
}
else if (e.CollectionChange == CollectionChange.ItemRemoved)
{
SysVisual.RemoveNotifyItem(e.Index);
}
else
{
SysVisual.ClearAllNotify();
}
}
void OnItemsChanged(object sender, ItemListChangedArgs e)
{
if (e.CollectionChange == CollectionChange.ItemInserted)
{
_taskbarPanel.Children.Insert(e.Index, new TaskbarItem(Items[e.Index]));
}
else if (e.CollectionChange == CollectionChange.ItemRemoved)
{
_taskbarPanel.Children.RemoveAt(e.Index);
}
else
{
throw new Exception("Win不支持子项集合重置！");
}
ResizeAllItems();
}
void OnItemsChanged(object sender, ItemListChangedArgs e)
{
if (e.CollectionChange == CollectionChange.ItemInserted)
{
Mi mi = ((MiList)sender)[e.Index];
mi.InitOwner(Owner, this);
}
else if (e.CollectionChange == CollectionChange.Reset)
{
InitSubsOwner();
}
if (_loaded)
{
UpdateRoleState();
}
}
void OnItemsChanged(object sender, ItemListChangedArgs e)
{
if (e.CollectionChange == CollectionChange.ItemRemoved)
{
_itemsPanel.Children.RemoveAt(e.Index);
RemoveUnused();
RefreshInternal();
}
else if (e.CollectionChange == CollectionChange.ItemInserted)
{
AddItem(Items[e.Index], e.Index);
RefreshInternal();
}
else
{
throw new Exception("Pane不支持子项重置！");
}
}
void OnContextItemsChanged(object sender, ItemListChangedArgs e)
{
if (e.CollectionChange == CollectionChange.ItemInserted)
{
Mi mi = _owner.Items[e.Index];
mi.UpdateOwner(_owner, null);
Children.Insert(e.Index, mi);
}
else if (e.CollectionChange == CollectionChange.ItemRemoved)
{
Children.RemoveAt(e.Index);
}
else if (e.CollectionChange == CollectionChange.Reset)
{
Children.Clear();
LoadContextItems();
}
}
void OnItemsChanged(object sender, ItemListChangedArgs e)
{
_panel.Children.Clear();
}
