private void DeleteFavorite(DrillDownMenuItem drillDownMenuItem)
{
if (favoritesMenu.TopMenuItem != null)
{
RemoveMenuItem(favoritesMenu.TopMenuItem, drillDownMenuItem);
}
}
private void AddFolder(DrillDownMenuItem drillDownMenuItem)
{
if (favoritesMenu.TopMenuItem != null)
{
DrillDownMenuItem newFolder = new DrillDownMenuItem()
{
IsFolder = true,
Caption = StringResources.NewFavoritesFolder_Text,
Parent = drillDownMenuItem.Parent
};
DrillDownMenuItem backButton = new DrillDownMenuItem()
{
IsBackItem = true,
Caption = newFolder.Parent.Caption,
Parent = newFolder
};
newFolder.Children.Add(backButton);
int idx = drillDownMenuItem.Parent.Children.IndexOf(drillDownMenuItem);
if (drillDownMenuItem.IsBackItem)
{
idx++;
}
drillDownMenuItem.Parent.Children.Insert(idx, newFolder);
}
}
private void PasteFavorite(DrillDownMenuItem pasteTargetItem, DrillDownMenuItem pasteItem)
{
if (favoritesMenu.TopMenuItem != null)
{
DrillDownMenuItem cloneEntry = pasteItem.Clone() as DrillDownMenuItem;
int idx = 0;
if (pasteTargetItem.IsFolder)
{
cloneEntry.Parent = pasteTargetItem;
idx = pasteTargetItem.Children.Count;
}
else if (pasteTargetItem.IsBackItem)
{
cloneEntry.Parent = pasteTargetItem.Parent.Parent;
idx = pasteTargetItem.Parent.Parent.Children.Count;
}
else
{
cloneEntry.Parent = pasteTargetItem.Parent ?? favoritesMenu.TopMenuItem;
idx = cloneEntry.Parent.Children.IndexOf(pasteTargetItem);
if (pasteTargetItem.IsBackItem)
{
idx++;
}
}
cloneEntry.Parent.Children.Insert(idx, cloneEntry);
}
}
private void ContextCommandCanExecute(object sender, CanExecuteRoutedEventArgs e)
{
DrillDownMenuItem menuItem = GetMenuItem(e.OriginalSource);
if (menuItem != null)
{
if (e.Command == ApplicationBarCommands.AddFolder)
{
e.CanExecute = true;
}
else if (e.Command == ApplicationBarCommands.Paste)
{
e.CanExecute = (_rememberItem != null);
}
else if ((e.Command == ApplicationBarCommands.Rename) ||
(e.Command == ApplicationBarCommands.Copy) ||
(e.Command == ApplicationBarCommands.Cut) ||
(e.Command == ApplicationBarCommands.Delete))
{
e.CanExecute = (!menuItem.IsBackItem);
}
else
{
e.CanExecute = ((!menuItem.IsFolder) && (!menuItem.IsBackItem));
}
}
}
public override object Clone()
{
ShellDrillDownMenuItem clone = new ShellDrillDownMenuItem
{
Caption = this.Caption,
Id = this.Id,
IsBackItem = this.IsBackItem,
IsEnabled = this.IsEnabled,
IsFolder = this.IsFolder,
IsReadOnly = this.IsReadOnly,
AssemblyFile = this.AssemblyFile,
IsAuthorized = this.IsAuthorized,
Operation = this.Operation,
Parameters = this.Parameters,
EventTopic = this.EventTopic,
};
BindingOperations.ClearAllBindings(clone);
ObservableCollection <DrillDownMenuItem> children = new ObservableCollection <DrillDownMenuItem>();
foreach (DrillDownMenuItem child in this.Children)
{
DrillDownMenuItem childClone = child.Clone() as DrillDownMenuItem;
childClone.Parent = clone;
children.Add(childClone);
}
clone.Children = children;
return(clone);
}
public void AddToFavorites(IShellModule module, DrillDownMenuItem drillDownMenuItem)
{
var pane = (from NavigationPane p in navigationBar.Items
where p.Tag == module
select p).LastOrDefault();
ApplicationBar bar = pane.Content as ApplicationBar;
bar.AddToFavorites(drillDownMenuItem, null);
}
private static XmlElement AddChild(XmlDocument document, DrillDownMenuItem menuItem)
{
string name = menuItem.IsFolder ? "folder" : "item";
XmlElement node = document.CreateElement(name);
XmlAttribute a = document.CreateAttribute("caption");
a.Value = menuItem.Caption;
node.Attributes.Append(a);
if (!string.IsNullOrEmpty(menuItem.Id))
{
a = document.CreateAttribute("id");
a.Value = menuItem.Id;
node.Attributes.Append(a);
}
if ((!menuItem.IsFolder) && (menuItem is ShellDrillDownMenuItem))
{
ShellDrillDownMenuItem shellMenuItem = (menuItem as ShellDrillDownMenuItem);
a = document.CreateAttribute("operation");
a.Value = shellMenuItem.Operation;
node.Attributes.Append(a);
a = document.CreateAttribute("assemblyFile");
a.Value = shellMenuItem.AssemblyFile;
node.Attributes.Append(a);
a = document.CreateAttribute("topicIdentity");
a.Value = shellMenuItem.EventTopic;
node.Attributes.Append(a);
a = document.CreateAttribute("parameters");
a.Value = shellMenuItem.Parameters;
node.Attributes.Append(a);
}
if (menuItem.IsFolder)
{
foreach (DrillDownMenuItem child in menuItem.Children)
{
if (!child.IsBackItem)
{
node.AppendChild(AddChild(document, child));
}
}
}
return(node);
}
private void favoritesMenu_Drop(object sender, DragEventArgs e)
{
DrillDownMenuItem dropTarget = favoritesMenu.GetDropTarget(e);
DrillDownMenuItem dropObject = (DrillDownMenuItem)e.Data.GetData(typeof(DrillDownMenuItem));
if (dropTarget != null && dropObject != null)
{
if (dropTarget != dropObject)
{
PasteFavorite(dropTarget, dropObject);
DeleteFavorite(dropObject);
}
}
}
private void ContextCommandExecuted(object sender, ExecutedRoutedEventArgs e)
{
DrillDownMenuItem menuItem = GetMenuItem(e.OriginalSource);
if (menuItem != null)
{
if (e.Command == ApplicationBarCommands.AddToFavorites)
{
AddToFavorites(menuItem, (DrillDownMenuItem)e.Parameter);
}
else if (e.Command == ApplicationBarCommands.AddFolder)
{
AddFolder(menuItem);
}
else if (e.Command == ApplicationBarCommands.Delete)
{
DeleteFavorite(menuItem);
}
else if (e.Command == ApplicationBarCommands.Paste)
{
PasteFavorite(menuItem, _rememberItem);
_rememberItem = null;
}
else if (e.Command == ApplicationBarCommands.Rename)
{
menuItem.IsReadOnly = false;
}
else if (e.Command == ApplicationBarCommands.Copy)
{
_rememberItem = menuItem;
}
else if (e.Command == ApplicationBarCommands.Cut)
{
_rememberItem = menuItem;
DeleteFavorite(menuItem);
}
else if (e.Command == ApplicationBarCommands.OpenInNewWindow)
{
StartMenuItemExecuted(this, new StartMenuItemExecutedEventArgs(menuItem as ShellDrillDownMenuItem, null, StartOption.NewWindow));
}
else if (e.Command == ApplicationBarCommands.AddToDashboard)
{
StartMenuItemExecuted(this, new StartMenuItemExecutedEventArgs(menuItem as ShellDrillDownMenuItem, null, StartOption.Dashboard));
}
}
}
private bool RemoveMenuItem(DrillDownMenuItem parent, DrillDownMenuItem itemToDelete)
{
if (parent.Children.Contains(itemToDelete))
{
itemToDelete.Parent = null;
parent.Children.Remove(itemToDelete);
return(true);
}
else
{
foreach (DrillDownMenuItem childItem in parent.Children)
{
if (RemoveMenuItem(childItem, itemToDelete))
{
return(true);
}
}
}
return(false);
}
public void AddToFavorites(DrillDownMenuItem drillDownMenuItem, DrillDownMenuItem targetFolder)
{
if (favoritesMenu.TopMenuItem != null)
{
DrillDownMenuItem cloneEntry = drillDownMenuItem.Clone() as DrillDownMenuItem;
DrillDownMenuItem currentFolder = favoritesMenu.CurrentFolder;
if (targetFolder != null)
{
currentFolder = targetFolder;
}
if (currentFolder.IsBackItem)
{
currentFolder = currentFolder.Parent ?? favoritesMenu.TopMenuItem;
}
cloneEntry.Parent = currentFolder;
currentFolder.Children.Add(cloneEntry);
}
}
private void Menu_MouseMove(object sender, MouseEventArgs e)
{
base.OnMouseMove(e);
if (e.LeftButton == MouseButtonState.Pressed)
{
if (e.MouseDevice.Captured != null)
{
if (e.MouseDevice.Captured.GetType().IsAssignableFrom(typeof(ListBox)) &&
((ListBox)e.MouseDevice.Captured).SelectedItem != null &&
typeof(DrillDownMenuItem).IsAssignableFrom(((ListBox)e.MouseDevice.Captured).SelectedItem.GetType()) &&
!((DrillDownMenuItem)((ListBox)e.MouseDevice.Captured).SelectedItem).IsBackItem)
{
// Package the data.
DrillDownMenuItem selected = (DrillDownMenuItem)((ListBox)e.MouseDevice.Captured).SelectedItem;
DataObject data = new DataObject();
data.SetData(typeof(DrillDownMenuItem), selected);
DragDropEffects dEffect;
if (sender == favoritesMenu)
{
dEffect = DragDropEffects.Move;
}
else
{
dEffect = DragDropEffects.Copy;
}
favoritesMenu.AllowDrop = true;
// Inititate the drag-and-drop operation.
DragDrop.DoDragDrop(this, data, dEffect);
favoritesMenu.AllowDrop = false;
}
}
}
}
public void QueueForUpdate(string applicationName, DrillDownMenuItem favoritesMenu)
{
_favoritesUpdateCache[applicationName] = favoritesMenu as ShellDrillDownMenuItem;
}
