/// <summary>
/// Edit existing Course
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void EditCourse_Click(object sender, RoutedEventArgs e)
{
bool exitCancel = false;
bool normalExit = true;
Window window = new Window()
{
Title = "Create course",
ResizeMode = ResizeMode.NoResize,
WindowStartupLocation = WindowStartupLocation.CenterScreen
};
window.Loaded += delegate(object o, RoutedEventArgs args)
{
LanguageSelection language = new LanguageSelection()
{
VerticalAlignment = VerticalAlignment.Stretch,
HorizontalAlignment = HorizontalAlignment.Stretch,
};
window.Width = language.Width + 15;
window.Height = language.Height + 40;
window.Content = language;
language.button.Click += delegate(object obj, RoutedEventArgs Args)
{
LanguageSelection control = (LanguageSelection)window.Content;
long id = _courseImagesCache[_selectedLanguage.Name];
string nation = control.GetSelectedNation();
string selectedLanguage = _languages.GetLanguageName(nation);
if (selectedLanguage != null)
{
if (!ExistingCourse(control.GetSelectedLanguageIcon()))
{
_courseImagesCache.Remove(_selectedLanguage.Name);
_courseImagesCache[control.GetSelectedLanguageIcon()] = id;
_contentManager.EditCourse(id, selectedLanguage, control.GetSelectedLanguageIcon());
_selectedLanguage.Source = new BitmapImage(new Uri(control.GetSelectedLanguageIcon()));
exitCancel = false;
normalExit = false;
window.Close();
}
else
{
MessageBox.Show("Course already exists!");
exitCancel = true;
normalExit = true;
}
}
};
};
window.Closing += delegate(object o, CancelEventArgs args)
{
if (!normalExit)
{
if (exitCancel)
{
args.Cancel = true;
}
}
};
window.ShowDialog();
}
/// <summary>
/// Add new Course
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void ButtonAddCourse_OnClick(object sender, RoutedEventArgs e)
{
Window window = new Window()
{
Title = "Create course",
ResizeMode = ResizeMode.NoResize,
WindowStartupLocation = WindowStartupLocation.CenterScreen
};
window.Loaded += delegate(object o, RoutedEventArgs args)
{
LanguageSelection language = new LanguageSelection()
{
VerticalAlignment = VerticalAlignment.Stretch,
HorizontalAlignment = HorizontalAlignment.Stretch,
};
window.Width = language.Width + 15;
window.Height = language.Height + 40;
window.Content = language;
language.button.Click += delegate(object obj, RoutedEventArgs Args)
{
LanguageSelection control = (LanguageSelection)window.Content;
string nation = control.GetSelectedNation();
string selectedLanguage = _languages.GetLanguageName(nation);
if (selectedLanguage != null)
{
long id = _contentManager.AddCourse(selectedLanguage, control.GetSelectedLanguageIcon());
if (id > 0) //new course created
{
string uri = control.GetSelectedLanguageIcon();
Image image = new Image()
{
Source = new BitmapImage(new Uri(uri)),
RenderSize = new Size(100, 100),
MaxHeight = 100,
MaxWidth = 100,
Margin = new Thickness(10),
Opacity = 0.5,
Name = "Image_" + id
};
image.MouseUp += delegate(object senderImage, MouseButtonEventArgs eventArgs)
{
ImageCourse_Click(senderImage as Image);
};
if (!_courseImagesCache.ContainsKey(image.Name))
{
_courseImagesCache[image.Name] = id;
Courses.Children.Add(image);
ImageCourse_Click(image);
AddEducationalLevel.IsEnabled = true;
EditCourse.IsEnabled = true;
DeleteCourse.IsEnabled = true;
}
else
{
image = null;
}
}// -1 - error; 0 - already exists
window.Close();
}
};
};
window.ShowDialog();
}