public static void DeletePage(HelpDocFrame page)
{
foreach (var item in new List <HelpDocFrame>(TabItemCollection))
{
if (item.PageIndex == page.PageIndex)
{
TabItemCollection.Remove(item);
}
}
}
public static void CollectPage(HelpDocFrame page)
{
foreach (var item in TabItemCollection)
{
if (item.PageIndex == page.PageIndex)
{
return;
}
}
TabItemCollection.Add(page);
}
public void CloseItem(HelpDocFrame item)
{
if (TabItemCollection.Contains(item))
{
oldStatus = GetCurrentStatus();
if (item == SelectedItem)
{
SelectedIndex = 0;
}
TabItemCollection.Remove(item);
item.IsUsed = false;
PageTabControlStatusChanged.Invoke(new PageTabControlStatusChangedEventArgs(oldStatus));
}
}
public void ShowItem(HelpDocFrame item)
{
oldStatus = GetCurrentStatus();
if (!TabItemCollection.Contains(item))
{
TabItemCollection.Add(item);
item.IsUsed = true;
}
if (SelectedItem != item)
{
SelectedItem = item;
PageTabControlStatusChanged.Invoke(new PageTabControlStatusChangedEventArgs(oldStatus));
}
}
private void OnTabItemHeaderCancelButtonClick(object sender, RoutedEventArgs e)
{
Button button = sender as Button;
if (button != null)
{
TabItem tabitem = button.TemplatedParent as TabItem;
if (tabitem != null)
{
HelpDocFrame tab = tabitem.Content as HelpDocFrame;
if (tab != null)
{
MainTab.CloseItem(tab);
}
}
}
}
private void OnTabItemHeaderMouseDown(object sender, MouseButtonEventArgs e)
{
if (e.MiddleButton == MouseButtonState.Pressed)
{
Grid grid = sender as Grid;
if (grid != null)
{
TabItem tabitem = grid.TemplatedParent as TabItem;
if (tabitem != null)
{
HelpDocFrame tab = tabitem.Content as HelpDocFrame;
if (tab != null)
{
MainTab.CloseItem(tab);
}
}
}
}
}
public void InitializeTabItemCollection(HelpDocFrame item)
{
TabItemCollection.Add(item);
item.IsUsed = true;
SelectedItem = item;
}