private void ShowTaxonMenu(TaxonViewModel taxon, FrameworkElement source)
{
TaxonMenuFactory factory = new TaxonMenuFactory(taxon, this, _R);
ContextMenu menu = null;
if (source is TreeView) {
var tvw = source as TreeView;
if (tvw == tvwAllTaxa) {
menu = factory.BuildExplorerMenu();
} else if (tvw == tvwResults) {
menu = factory.BuildFindResultsMenu();
}
}
if (menu != null && menu.HasItems) {
source.ContextMenu = menu;
}
}
private void TreeViewItem_MouseRightButtonDown(object sender, MouseEventArgs e)
{
TreeViewItem item = sender as TreeViewItem;
if (item == null)
{
return;
}
item.Focus();
e.Handled = true;
var model = tvwFavorites.SelectedItem as HierarchicalViewModelBase;
Debug.Assert(model != null);
int?favoriteId = null;
TaxonViewModel tvm = null;
bool isGroup = false;
if (model is TaxonFavoriteViewModel)
{
var fav = model as TaxonFavoriteViewModel;
favoriteId = fav.FavoriteID;
if (!fav.IsGroup)
{
var taxon = new TaxaService(User).GetTaxon(fav.TaxaID);
tvm = new TaxonViewModel(null, taxon, TaxonExplorer.GenerateTaxonDisplayLabel);
}
else
{
isGroup = true;
}
}
else if (model is TaxonViewModel)
{
tvm = model as TaxonViewModel;
}
if (tvm != null)
{
TaxonMenuFactory f = new TaxonMenuFactory(tvm, TaxonExplorer, TaxonExplorer._R);
tvwFavorites.ContextMenu = f.BuildFavoritesMenu(model);
}
else
{
var builder = new ContextMenuBuilder(null);
builder.New("Add favorite group").Handler(() => { AddFavoriteGroup(model); }).End();
if (isGroup)
{
builder.New("Rename group").Handler(() => { RenameFavoriteGroup(model as TaxonFavoriteViewModel); }).End();
builder.New("Remove favorite group").Handler(() => { DeleteFavoriteGroup(model); }).End();
}
tvwFavorites.ContextMenu = builder.ContextMenu;
}
}
private void TreeViewItem_MouseRightButtonDown(object sender, MouseEventArgs e)
{
TreeViewItem item = sender as TreeViewItem;
if (item == null) {
return;
}
item.Focus();
e.Handled = true;
var model = tvwFavorites.SelectedItem as HierarchicalViewModelBase;
Debug.Assert(model != null);
int? favoriteId = null;
TaxonViewModel tvm = null;
bool isGroup = false;
if (model is TaxonFavoriteViewModel) {
var fav = model as TaxonFavoriteViewModel;
favoriteId = fav.FavoriteID;
if (!fav.IsGroup) {
var taxon = new TaxaService(User).GetTaxon(fav.TaxaID);
tvm = new TaxonViewModel(null, taxon, TaxonExplorer.GenerateTaxonDisplayLabel);
} else {
isGroup = true;
}
} else if (model is TaxonViewModel) {
tvm = model as TaxonViewModel;
}
if (tvm != null) {
TaxonMenuFactory f = new TaxonMenuFactory(tvm, TaxonExplorer, TaxonExplorer._R);
tvwFavorites.ContextMenu = f.BuildFavoritesMenu(model);
} else {
var builder = new ContextMenuBuilder(null);
builder.New("Add favorite group").Handler(() => { AddFavoriteGroup(model); }).End();
if (isGroup) {
builder.New("Rename group").Handler(() => { RenameFavoriteGroup(model as TaxonFavoriteViewModel); }).End();
builder.New("Remove favorite group").Handler(() => { DeleteFavoriteGroup(model); }).End();
}
tvwFavorites.ContextMenu = builder.ContextMenu;
}
}