/// <summary>
/// 把 childrenTab 的选择项同步到 View.IsActive 属性上。
/// </summary>
/// <param name="parentView"></param>
/// <param name="childrenTab"></param>
public static void AdaptView(LogicalView parentView, TabControl childrenTab)
{
//任何一个子 View 可见，整个控件都可见
childrenTab.Visibility = parentView.ChildrenViews.Any(v => v.IsVisible) ?
Visibility.Visible : Visibility.Collapsed;
//在选择状态发生改变时，设置每个view的Active状态
childrenTab.SelectionChanged += (sender, e) =>
{
//设置每个view的Active状态
if (sender == e.OriginalSource && e.AddedItems.Count > 0)
{
foreach (TabItem item in e.AddedItems)
{
var childView = WPFMeta.GetLogicalView(item);
childView.IsActive = true;
}
foreach (TabItem item in e.RemovedItems)
{
var childView = WPFMeta.GetLogicalView(item);
childView.IsActive = false;
}
e.Handled = true;
}
};
}
private static TabItem CreateATabItem(Region child)
{
var label = child.ChildrenLabel ?? child.ControlResult.MainView.Meta.Label;
var tabHeader = new Label()
{
Content = label.Translate()
};
tabHeader.MouseDoubleClick += (s, e) =>
{
CommandRepository.TryExecuteCommand(typeof(MaxShowViewCommand), child.ControlResult.MainView);
};
var tabItem = new TabItem()
{
Header = tabHeader,
Content = child.ControlResult.Control
};
AutomationProperties.SetName(tabItem, label);
WPFMeta.SetLogicalView(tabItem, child.ControlResult.MainView);
ViewAdapter.AdaptView(child.ControlResult.MainView, tabItem);
return(tabItem);
}
internal override void OnControlChanged(FrameworkElement control)
{
base.OnControlChanged(control);
WPFMeta.SetLogicalView(control, this);
}