/// <summary>
/// Dialog zum bearbeiten einer bestehenden Kategorie
/// </summary>
/// <param name="category"></param>
public CategoryDialog(Category category)
{
InitializeComponent();
RegisterForEvents();
_selectedCategory = category;
Title = CategoryDialogRes.EditTitle;
CategoryTextBox.Text = category.Name;
UpdateButtonState();
}
/// <summary>
/// Löscht eine bestehende Kategorie und deren Links
/// </summary>
/// <param name="category"></param>
public static void DeleteCategory(Category category)
{
var result = MessageBox.Show(CommonText.CategoryDeleteQuestion, CommonText.CategoryDeleteTitle,MessageBoxButton.YesNo, MessageBoxImage.Question);
if (result != MessageBoxResult.Yes)
return;
var categoryLinks = DataStore.Instance.Links.Where(li => li.Category.Id.Equals(category.Id)).ToList();
DataStore.Instance.OnLinksDeleted(categoryLinks);
if (DataStore.Instance.Categories.Any(cat => cat.Guid.Equals(category.Guid)))
DataStore.Instance.OnCategoriesDeleted(category.WrapInList());
}
/// <summary>
/// Erstellt das Kontextmenü für Kategorien
/// </summary>
/// <param name="category"></param>
/// <returns></returns>
public ContextMenu BuildCategoryContextMenu(Category category)
{
var cm = new ContextMenu();
cm.HasDropShadow = true;
var addLink = new MenuItem();
addLink.Header = CommonText.AddLink;
addLink.Click += (o, e) => CommandStore.OpenAddLinkDialog(category);
cm.Items.Add(addLink);
cm.Items.Add(new Separator());
var edit = new MenuItem();
edit.Header = CommonText.Edit;
edit.Click += (o, e) => CommandStore.OpenEditCategoryDialog(category);
cm.Items.Add(edit);
var delete = new MenuItem();
delete.Header = CommonText.Delete;
delete.Click += (o, e) => CommandStore.DeleteCategory(category);
cm.Items.Add(delete);
cm.Items.Add(new Separator());
var expandAll = new MenuItem();
expandAll.Header = CommonText.ExpandAll;
expandAll.Click += (o, e) => CommandStore.ExpandAllCategories(true);
cm.Items.Add(expandAll);
var collapseAll = new MenuItem();
collapseAll.Header = CommonText.CollapseAll;
collapseAll.Click += (o, e) => CommandStore.ExpandAllCategories(false);
cm.Items.Add(collapseAll);
return cm;
}
/// <summary>
/// Ändert eine bestehende Kategorie
/// </summary>
/// <param name="category"></param>
public static void EditCategory(Category category)
{
if (DataStore.Instance.Categories.Any(cat => cat.Guid.Equals(category.Guid)))
DataStore.Instance.OnCategoriesChanged(category.WrapInList());
}
/// <summary>
/// Fügt eine Kategorie hinzu
/// </summary>
/// <param name="category"></param>
public static void AddCategory(Category category)
{
if (!DataStore.Instance.Categories.Any(cat => cat.Name.Equals(category.Name)))
DataStore.Instance.OnCategoriesAdded(category.WrapInList());
}
/// <summary>
/// Öffnet den Dialog zum Bearbeiten einer Kategorie (modal)
/// </summary>
/// <param name="category"></param>
public static void OpenEditCategoryDialog(Category category)
{
var dialog = new CategoryDialog(category);
dialog.ShowDialog();
}
/// <summary>
/// Öffnet den Dialog zum Anlegen eines Links
/// </summary>
public static void OpenAddLinkDialog(Category category)
{
var dialog = new LinkDialog(category);
dialog.ShowDialog();
}
/// <summary>
///
/// </summary>
/// <param name="category"></param>
/// <param name="isExpanded"></param>
private void SetCategoryViewState(Category category, bool isExpanded)
{
if (category.IsExpanded == isExpanded)
return;
category.IsExpanded = isExpanded;
DataStore.Instance.OnCategoriesChanged(category.WrapInList());
}
/// <summary>
/// Speichert die neue Kategorie oder die Änderungen
/// </summary>
private void Save()
{
if (_selectedCategory != null && _selectedCategory.Name != CategoryTextBox.Text)
{
_selectedCategory.Name = CategoryTextBox.Text;
CommandStore.EditCategory(_selectedCategory);
}
else
{
var newCategory = new Category();
newCategory.Name = CategoryTextBox.Text;
newCategory.IsExpanded = true;
CommandStore.AddCategory(newCategory);
}
}
/// <summary>
/// Leerer Dialog zum Erstellen eines neuen Links
/// </summary>
public LinkDialog(Category category)
{
InitWindow();
CategoryComboBox.SelectedValue = category.Name;
}
