public void ShowItem(ITabItem item)
{
//bool isnew = false;
LayoutDocument ldoc = null;
if (item is FuncBlockViewModel)
{
FuncBlockViewModel fbvmodel = (FuncBlockViewModel)item;
fbvmodel.CodeTextBox.Focus();
}
if (item.IsFloat)
{
LayoutFloatingWindowControl fwctrl = item.FloatControl;
fwctrl.Focus();
return;
}
if (!TabItemCollection.Contains(item))
{
TabItemCollection.Add(item);
item.FloatClosed += OnTabFloatClosed;
ldoc = new LayoutDocument();
ldoc.Title = item.TabHeader;
if (item is LadderDiagramViewModel)
{
IEnumerable <MainTabDiagramItem> fit = DiagramCollection.Where(
(MainTabDiagramItem _mtditem) => { return(_mtditem.LDVM_ladder == item); });
MainTabDiagramItem mtditem = null;
if (fit.Count() == 0)
{
mtditem = new MainTabDiagramItem((IProgram)item, ViewMode);
DiagramCollection.Add(mtditem);
}
else
{
mtditem = fit.First();
}
ldoc.Content = mtditem;
}
else
{
ldoc.Content = item;
}
ldoc.IsActiveChanged += OnActiveChanged;
Children.Add(ldoc);
_lDocDict.Add(item, ldoc);
//isnew = true;
}
else
{
ldoc = _lDocDict[item];
}
int ldocid = Children.IndexOf(ldoc);
SelectedItem = item;
SelectedContentIndex = ldocid;
}
protected override void OnChildrenCollectionChanged()
{
base.OnChildrenCollectionChanged();
foreach (ITabItem tab in TabItemCollection)
{
if (tab.IsFloat)
{
continue;
}
if (!_lDocDict.ContainsKey(tab))
{
continue;
}
LayoutDocument ldoc = _lDocDict[tab];
if (!Children.Contains(ldoc))
{
CloseItem(tab);
return;
}
}
foreach (var child in Children)
{
ITabItem tab = null;
if (child.Content is MainTabDiagramItem)
{
tab = ((MainTabDiagramItem)(child.Content)).LDVM_ladder;
}
else if (child.Content is ITabItem)
{
tab = (ITabItem)(child.Content);
}
if (tab != null && !TabItemCollection.Contains(tab))
{
TabItemCollection.Add(tab);
_lDocDict.Add(tab, (LayoutDocument)child);
}
if (child.IconSource == null && child.Content is MainTabDiagramItem)
{
child.ImageSource = IconManager.RoutineImage;
}
else if (child.IconSource == null && child.Content is FuncBlockViewModel)
{
child.ImageSource = IconManager.FuncImage;
}
else if (child.IconSource == null && child.Content is ModbusTableViewModel)
{
child.ImageSource = IconManager.ModbusImage;
}
}
}