/// <summary>
/// Opens the shell context menu instead of the normal context menu on right click.
/// </summary>
static void OnContextMenuOpening(object sender, ContextMenuEventArgs e)
{
Control control = sender as Control;
// Attempt to open the explorer context menu for the application. If the file does not exist or
// there is some other problem then a context menu (defined in the XAML) with just "Edit Entry"
// and "Remove Entry" is opened instead.
if (control != null && control.DataContext is ApplicationViewModel)
{
ApplicationViewModel application = (ApplicationViewModel)control.DataContext;
if (File.Exists(application.FilePath))
{
ContextMenuWrapper cmw = new ContextMenuWrapper();
cmw.OnQueryMenuItems += (QueryMenuItemsEventHandler)delegate(object s, QueryMenuItemsEventArgs args)
{
args.ExtraMenuItems = new string[] { "Edit Dock Entry", "Remove Dock Entry", "---" };
args.GrayedItems = new string[] { "delete", "rename", "cut", "copy" };
args.HiddenItems = new string[] { "link" };
args.DefaultItem = 1;
};
cmw.OnAfterPopup += (AfterPopupEventHandler) delegate(object s, AfterPopupEventArgs args)
{
Messenger.Default.Send<ShellContextMenuMessage>(ShellContextMenuMessage.Closed());
};
Messenger.Default.Send<ShellContextMenuMessage>(ShellContextMenuMessage.Opened());
try
{
FileSystemInfoEx[] files = new[] { FileInfoEx.FromString(application.FilePath) };
int[] position = Win32Mouse.GetMousePosition();
string command = cmw.Popup(files, new System.Drawing.Point(position[0], position[1]));
// Handle the click on the 'ExtraMenuItems'.
switch (command)
{
case "Edit Dock Entry":
Messenger.Default.Send<ApplicationMessage>(ApplicationMessage.Edit(application));
break;
case "Remove Dock Entry":
Messenger.Default.Send<ApplicationMessage>(ApplicationMessage.Remove(application));
break;
}
e.Handled = true; // Don't open the normal context menu.
}
catch (Exception ex)
{
Debug.Print("Problem displaying shell context menu: {0}", ex);
}
}
}
}
protected void SetupCommands(Func<ExModel[]> getSelectionFunc,
Func<DirectoryModel> getCurrentFunc, Func<System.Drawing.Point> getMousePositionFunc)
{
#region OpenCommand and ContextMenuCommand
OpenCommand = new SimpleRoutedCommand(ApplicationCommands.Open)
{
CanExecuteDelegate = x => { return getCurrentFunc() != null; },
ExecuteDelegate = x => { Process.Start(getCurrentFunc().EmbeddedDirectoryEntry.FullName); }
};
ContextMenuCommand = new SimpleRoutedCommand(ApplicationCommands.ContextMenu)
{
CanExecuteDelegate = x =>
{
return getSelectionFunc() != null && getSelectionFunc().Length > 0;
},
ExecuteDelegate = x =>
{
ContextMenuWrapper _cmw = new ContextMenuWrapper();
_cmw.OnBeforeInvokeCommand += (InvokeCommandEventHandler)delegate(object sender, InvokeCommandEventArgs args)
{
if (args.Command == "open")
args.ContinueInvoke = false;
if (args.Command == "openas" && args.SelectedItems != null
&& args.SelectedItems.Length == 1)
args.ContinueInvoke = false;
};
var selectedItems = (from model in getSelectionFunc() select model.EmbeddedEntry).ToArray();
System.Drawing.Point pt = getMousePositionFunc();
string command = _cmw.Popup(selectedItems, pt);
switch (command)
{
case "open": OpenCommand.Execute(null); break;
case "openas": OpenCommand.Execute(null); break;
case "rename": RenameCommand.Execute(null); break;
case "refresh": RefreshCommand.Execute(null); break;
}
}
};
#endregion
#region Delete, Copy and Paste
DeleteCommand = new SimpleRoutedCommand(ApplicationCommands.Delete)
{
CanExecuteDelegate = x =>
{
if (getSelectionFunc() != null && getSelectionFunc().Length > 0) ;
{
var selectedItems = (from model in getSelectionFunc() select model.EmbeddedEntry).ToArray();
foreach (FileSystemInfoEx item in selectedItems)
{
if ((item.Attributes & FileAttributes.ReadOnly) != 0)
return false;
}
return true;
}
//return false;
},
ExecuteDelegate = x =>
{
var selectedItems = (from model in getSelectionFunc() select model.EmbeddedEntry).ToArray();
int itemCount = selectedItems.Length;
if (System.Windows.Forms.MessageBox.Show(String.Format("Are you sure want to permanently remove these {0} item{1}?",
itemCount, itemCount > 1 ? "s" : ""), "Delete", System.Windows.Forms.MessageBoxButtons.YesNo) == System.Windows.Forms.DialogResult.Yes)
foreach (FileSystemInfoEx item in selectedItems)
item.Delete();
}
};
CopyCommand = new SimpleRoutedCommand(ApplicationCommands.Copy)
{
CanExecuteDelegate = x =>
{
return getSelectionFunc() != null && getSelectionFunc().Length > 0;
},
ExecuteDelegate = x =>
{
var selectedItems = (from model in getSelectionFunc() select model.EmbeddedEntry).ToArray();
StringCollection fileList = new StringCollection();
foreach (FileSystemInfoEx item in selectedItems)
fileList.Add(item.FullName);
Clipboard.Clear();
Clipboard.SetFileDropList(fileList);
}
};
PasteCommand = new SimpleRoutedCommand(ApplicationCommands.Paste)
{
CanExecuteDelegate = x =>
{
return
getCurrentFunc() != null &&
((getCurrentFunc().EmbeddedDirectoryEntry.Attributes & FileAttributes.ReadOnly) != 0) &&
Clipboard.ContainsFileDropList();
},
ExecuteDelegate = x =>
{
DirectoryInfoEx parentDir = getCurrentFunc().EmbeddedDirectoryEntry;
List<FileSystemInfoEx> entryList = new List<FileSystemInfoEx>();
foreach (string path in Clipboard.GetFileDropList())
IOTools.Copy(path, PathEx.Combine(parentDir.FullName, PathEx.GetFileName(path)));
}
};
#endregion
#region PropertiesCommand
PropertiesCommand = new SimpleRoutedCommand(ApplicationCommands.Properties)
{
CanExecuteDelegate = x =>
{
return getSelectionFunc() != null && getSelectionFunc().Length > 0;
},
ExecuteDelegate = x =>
{
System.Windows.Point position = Mouse.GetPosition(null);
var selectedItems = (from model in getSelectionFunc() select model.EmbeddedEntry).ToArray();
ContextMenuHelper.InvokeCommand(getSelectionFunc()[0].EmbeddedEntry.Parent,
selectedItems, "properties", new System.Drawing.Point((int)position.X, (int)position.Y));
}
};
#endregion
}
