public void ToString_NullCommandI_ReturnsExpected()
{
var command = new MenuCommand(new EventHandler(EventHandler), null);
if (!PlatformDetection.IsFullFramework)
{
Assert.Equal(" : Supported|Enabled|Visible", command.ToString());
}
else
{
Assert.Throws <NullReferenceException>(() => command.ToString());
}
}
/// <include file='doc\MenuCommandService.uex' path='docs/doc[@for="MenuCommandService.AddCommand"]/*' />
/// <devdoc>
/// Adds a menu command to the document. The menu command must already exist
/// on a menu; this merely adds a handler for it.
/// </devdoc>
public void AddCommand(MenuCommand command)
{
if (command == null)
{
throw new ArgumentNullException("command");
}
// If the command already exists, it is an error to add
// a duplicate.
//
if (FindCommand(command.CommandID) != null)
{
throw new InvalidOperationException(SR.GetString(SR.MENUCOMMANDSERVICEDuplicateCommand, command.CommandID.ToString()));
}
if (commands == null)
{
commands = new MenuCommand[10];
}
if (commandCount == commands.Length)
{
MenuCommand[] newArray = new MenuCommand[commands.Length * 2];
Array.Copy(commands, newArray, commands.Length);
commands = newArray;
}
commands[commandCount++] = command;
command.CommandChanged += commandChangedHandler;
Debug.WriteLineIf(Switches.MENUSERVICE.TraceVerbose, "Command added: " + command.ToString());
// Now that we've added a new command, we must mark this command as dirty.
//
OnCommandChanged(command, EventArgs.Empty);
}
public void ToString_Invoke_ReturnsExpected(MenuCommand command, string expected)
{
Assert.Equal(expected, command.ToString());
}
/// <include file='doc\MenuCommandService.uex' path='docs/doc[@for="MenuCommandService.RemoveCommand"]/*' />
/// <devdoc>
/// Removes the given menu command from the document.
/// </devdoc>
public void RemoveCommand(MenuCommand command)
{
for (int i = 0; i < commandCount; i++)
{
if (commands[i].Equals(command))
{
commands[i].CommandChanged -= commandChangedHandler;
// The order of these commands is not important; just
// move the last command to the deleted one.
//
commands[i] = commands[commandCount - 1];
commandCount--;
Debug.WriteLineIf(Switches.MENUSERVICE.TraceVerbose, "Command removed: " + command.ToString());
// Now that we've removed a new command, we must mark this command as dirty.
//
OnCommandChanged(command, EventArgs.Empty);
return;
}
}
Debug.WriteLineIf(Switches.MENUSERVICE.TraceVerbose, "Unable to remove command: " + command.ToString());
}
public void ToString_NullCommandId_ThrowsNullReferenceException()
{
var command = new MenuCommand(new EventHandler(EventHandler), null);
Assert.Throws <NullReferenceException>(() => command.ToString());
}
