void NavigatePage(string pageTitle, Page page)
{
if (ItemPageData.Count > 0)
{
PageItem data = ItemPageData.FirstOrDefault((p) => p.PageTitle.Equals(pageTitle));
if (data != null)
{
CheckedPageItem(data);
return;
}
for (int i = 0; i < ItemPageData.Count; i++)
{
ItemPageData[i].CRNum = "0,0,0,0";
ItemPageData[i].IsChecked = false;
ItemPageData[i].BackColor = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#FF207BBC"));
}
}
PageItem item = new PageItem();
item.CRNum = "20,0,0,20";
item.PageObj = page;
item.PageTitle = pageTitle;
item.IsChecked = true;
item.ItemWidth = 25 + pageTitle.Length * 16;
item.BackColor = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#FF49A9FF"));
ItemPageData.Insert(0, item);
mainPage.Navigate(page);
bdrMenu.Visibility = Visibility.Visible;
bgImg.Visibility = Visibility.Visible;
VisualTreeHelper.GetOffset(btnExit);
VisualTreeHelper.GetOffset(btnMinimum);
}
private void btnClose_Click(object sender, RoutedEventArgs e)
{
selectItem.IsSelected = false;
PageItem itemInfo = ItemPageData.FirstOrDefault((p) => p.IsChecked);
itemInfo.IsChecked = false;
Button btn = sender as Button;
PageItem pageInfo = btn.Tag as PageItem;
if (pageInfo != null)
{
int index = ItemPageData.IndexOf(pageInfo);
if (index == 0 && ItemPageData.Count > 1)
{
ItemPageData[1].CRNum = "20,0,0,20";
if (pageInfo.IsChecked)
{
ItemPageData[1].IsChecked = true;
ItemPageData[1].BackColor = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#FF49A9FF"));
}
}
ItemPageData.Remove(pageInfo);
}
if (pageInfo != itemInfo)
{
System.Threading.ThreadPool.QueueUserWorkItem((p) => { Thread.Sleep(100);
this.Dispatcher.Invoke(new Action(() => { itemInfo.IsChecked = true; })); });
}
else if (ItemPageData.Count > 0)
{
//ItemPageData[0].IsChecked = true;
//ItemPageData[0].BackColor = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#FF49A9FF"));
CheckedPageItem(ItemPageData[0]);
}
if (ItemPageData.Count == 0)
{
mainPage.Content = null;
bdrMenu.Visibility = Visibility.Hidden;
bgImg.Visibility = Visibility.Hidden;
}
}