private void Tile_Click(object sender, RoutedEventArgs e)
{
Tile tile = (Tile)sender;
WorkItem item = (WorkItem)tile.Tag;
if (WindowList.ContainsKey(item))
{
WindowList[item].Close += frame_Close;
ContentControl.Content = WindowList[item];
return;
}
WorkFrame frame = new WorkFrame();
frame.MainTitle = item.Name;
WorkPage content = item.GetWorkPage();
WindowList.Add(item, frame);
MenuItem menu = new MenuItem();
menu.Tag = frame;
menu.Click += Menu_Click;
menu.SetBinding(MenuItem.HeaderProperty, new Binding {
Source = frame, Mode = BindingMode.OneWay, Path = new PropertyPath("Content.Title")
});
WindowMenu.Items.Add(menu);
frame.Close += frame_Close;
frame.Close += (s, ee) =>
{
WindowList.Remove(item);
WindowMenu.Items.Remove(menu);
ContentControl.Content = StartMenu;
};
ContentControl.Content = frame;
frame.NavigationService.NavigateTo(content);
}
protected virtual void OnNavigatedFrom(WorkPage page)
{
if (NavigatedFrom != null)
{
NavigatedFrom(this, page);
}
}
protected virtual void OnNavigatedTo(WorkPage page)
{
if (NavigatedTo != null)
{
NavigatedTo(page, this);
}
}
public void NavigateTo(WorkPage page)
{
WorkPage old = Frame.Content;
Frame.Content = page;
if (old != null)
{
History.Push(old);
old.BaseNavigateFrom(page);
}
if (page != null)
page.BaseNavigateTo(old);
if (Navigated != null)
Navigated(old, page);
}
internal void BaseNavigateFrom(WorkPage page)
{
OnNavigatedFrom(page);
}
internal void BaseNavigateTo(WorkPage page)
{
OnNavigatedTo(page);
}
protected virtual void OnNavigatedFrom(WorkPage page)
{
if (NavigatedFrom != null)
NavigatedFrom(this, page);
}
protected virtual void OnNavigatedTo(WorkPage page)
{
if (NavigatedTo != null)
NavigatedTo(page, this);
}
internal void BaseNavigateFrom(WorkPage page)
{
OnNavigatedFrom(page);
}
internal void BaseNavigateTo(WorkPage page)
{
OnNavigatedTo(page);
}