/// <summary>
/// Show the menu (modally) and return the type of the command that was chosen
/// </summary>
/// <param name="commandTypes">command types to include in the menu</param>
/// <param name="point">point to show the menu at</param>
/// <param name="parentControl">parent control for menu</param>
/// <param name="menuTextParams">substitution parameters for the menu text</param>
/// <returns>Type of the command that was chosen (null if no command chosen)</returns>
public static Type ShowModal(CommandManager commandManager, Control parentWindow, Point position, Type[] commandTypes)
{
// Dynamically construct the collection of commands to be shown.
CommandCollection commandCollection = new CommandCollection();
foreach (Type commandType in commandTypes)
{
// verify that the type is correct
if (!typeof(Command).IsAssignableFrom(commandType))
{
throw new ArgumentException(
"Type passed is not a subclass of Command!");
}
// create an instance of the command and add it to the collection of commands to be shown.
Command command = Activator.CreateInstance(commandType) as Command;
commandCollection.Add(command);
}
// Add the commands to the system command manager.
commandManager.Add(commandCollection);
// Show the context menu modally.
Command commandSelected = ShowModal(parentWindow, position, commandCollection, false);
Type type = commandSelected == null ? null : commandSelected.GetType();
commandSelected = null;
// Remove the commands from the system command manager.
commandManager.Remove(commandCollection);
// Done!
return(type);
}
/// <summary>
/// Closes the CommandContextManager, ensuring that all commands have been removed from
/// the CommandManager.
/// </summary>
public void Close()
{
// Begin the batch update.
BeginUpdate();
// If entered, leave.
if (entered)
{
Leave();
}
// If activated, deactivate.
if (activated)
{
Deactivate();
}
// Remove normal commands.
commandManager.Remove(normalCommandCollection);
// End the batch update.
EndUpdate();
// Clear our internal tables.
normalCommandCollection.Clear();
activatedCommandCollection.Clear();
enteredCommandCollection.Clear();
commandContextTable.Clear();
}
public void Dispose()
{
try
{
_commandManager.BeginUpdate();
foreach (Command command in _loadedCommands)
{
_commandManager.Remove(command);
}
_loadedCommands.Clear();
}
finally
{
_commandManager.EndUpdate();
}
}
/// <summary>
/// Show the menu (modally) and return the type of the command that was chosen
/// </summary>
/// <param name="commandTypes">command types to include in the menu</param>
/// <param name="point">point to show the menu at</param>
/// <param name="parentControl">parent control for menu</param>
/// <param name="menuTextParams">substitution parameters for the menu text</param>
/// <returns>Type of the command that was chosen (null if no command chosen)</returns>
public static Type ShowModal(CommandManager commandManager, Control parentWindow, Point position, Type[] commandTypes)
{
// Dynamically construct the collection of commands to be shown.
CommandCollection commandCollection = new CommandCollection();
foreach (Type commandType in commandTypes)
{
// verify that the type is correct
if (!typeof(Command).IsAssignableFrom(commandType))
throw new ArgumentException(
"Type passed is not a subclass of Command!");
// create an instance of the command and add it to the collection of commands to be shown.
Command command = Activator.CreateInstance(commandType) as Command;
commandCollection.Add(command);
}
// Add the commands to the system command manager.
commandManager.Add(commandCollection);
// Show the context menu modally.
Command commandSelected = ShowModal(parentWindow, position, commandCollection, false);
Type type = commandSelected == null ? null : commandSelected.GetType();
commandSelected = null;
// Remove the commands from the system command manager.
commandManager.Remove(commandCollection);
// Done!
return type;
}
