/// <summary>
/// Handler for the UndoRedoCommand.
/// </summary>
/// <param name="state">The state.</param>
/// <param name="command">The command.</param>
public static void UndoRedoCommandHandler(GraphToolState state, UndoRedoCommand command)
{
UndoRedoCommand.DefaultCommandHandler(state, command);
var graphModel = state.WindowState.GraphModel;
graphModel?.UndoRedoPerformed();
}
private void PushUndoRedoCmd(object obj, Type objType, string propName, object newVal, object oldVal)
{
if (!newVal.Equals(oldVal))
{
UndoRedoCommand cmd = new UndoRedoCommand(obj, objType, propName, newVal, oldVal);
_historyStack.PushHistoryItem(cmd);
}
}
/// <summary>
/// Call this static method to reconstruct a RecordableCommand-derived
/// object given an XmlElement that was previously saved with Serialize
/// method. This method simply redirects the XmlElement to respective
/// RecordableCommand-derived classes based on its type.
/// </summary>
/// <param name="element">The XmlElement from which the RecordableCommand
/// can be reconstructed.</param>
/// <returns>Returns the reconstructed RecordableCommand object. If a
/// RecordableCommand cannot be reconstructed, this method throws a
/// relevant exception.</returns>
///
internal static RecordableCommand Deserialize(XmlElement element)
{
if (string.IsNullOrEmpty(element.Name))
{
throw new ArgumentException("XmlElement without name");
}
RecordableCommand command = null;
switch (element.Name)
{
case "CreateNodeCommand":
command = CreateNodeCommand.DeserializeCore(element);
break;
case "SelectModelCommand":
command = SelectModelCommand.DeserializeCore(element);
break;
case "CreateNoteCommand":
command = CreateNoteCommand.DeserializeCore(element);
break;
case "SelectInRegionCommand":
command = SelectInRegionCommand.DeserializeCore(element);
break;
case "DragSelectionCommand":
command = DragSelectionCommand.DeserializeCore(element);
break;
case "MakeConnectionCommand":
command = MakeConnectionCommand.DeserializeCore(element);
break;
case "DeleteModelCommand":
command = DeleteModelCommand.DeserializeCore(element);
break;
case "UndoRedoCommand":
command = UndoRedoCommand.DeserializeCore(element);
break;
case "UpdateModelValueCommand":
command = UpdateModelValueCommand.DeserializeCore(element);
break;
}
if (null != command)
{
command.IsInPlaybackMode = true;
return(command);
}
string message = string.Format("Unknown command: {0}", element.Name);
throw new ArgumentException(message);
}
void UndoRedoImpl(UndoRedoCommand command)
{
if (command.CmdOperation == UndoRedoCommand.Operation.Undo)
{
CurrentWorkspace.Undo();
}
else if (command.CmdOperation == UndoRedoCommand.Operation.Redo)
{
CurrentWorkspace.Redo();
}
}
void UndoRedoImpl(UndoRedoCommand command)
{
switch (command.CmdOperation)
{
case UndoRedoCommand.Operation.Undo:
CurrentWorkspace.Undo();
break;
case UndoRedoCommand.Operation.Redo:
CurrentWorkspace.Redo();
break;
}
}
public void UndoRedoCommandTest_TrackAnalytics()
{
//Arrange
var command = new UndoRedoCommand(UndoRedoCommand.Operation.Undo);
//Act
command.TrackAnalytics();
//Assert
//In this section we are just checking that the command instance is valid and has the correct values
Assert.IsNotNull(command);
Assert.AreEqual(command.CmdOperation, UndoRedoCommand.Operation.Undo);
}
private void UndoRedoImpl(UndoRedoCommand command)
{
if (command.CmdOperation == UndoRedoCommand.Operation.Undo)
{
CurrentSpace.Undo();
}
else if (command.CmdOperation == UndoRedoCommand.Operation.Redo)
{
CurrentSpace.Redo();
}
UndoCommand.RaiseCanExecuteChanged();
RedoCommand.RaiseCanExecuteChanged();
}
/// <summary>
/// Call this static method to reconstruct a RecordableCommand-derived
/// object given an XmlElement that was previously saved with Serialize
/// method. This method simply redirects the XmlElement to respective
/// RecordableCommand-derived classes based on its type.
/// </summary>
/// <param name="element">The XmlElement from which the RecordableCommand
/// can be reconstructed.</param>
/// <returns>Returns the reconstructed RecordableCommand object. If a
/// RecordableCommand cannot be reconstructed, this method throws a
/// relevant exception.</returns>
///
internal static RecordableCommand Deserialize(XmlElement element)
{
if (string.IsNullOrEmpty(element.Name))
{
throw new ArgumentException("XmlElement without name");
}
switch (element.Name)
{
case "CreateNodeCommand":
return(CreateNodeCommand.DeserializeCore(element));
case "SelectModelCommand":
return(SelectModelCommand.DeserializeCore(element));
case "CreateNoteCommand":
return(CreateNoteCommand.DeserializeCore(element));
case "SelectInRegionCommand":
return(SelectInRegionCommand.DeserializeCore(element));
case "DragSelectionCommand":
return(DragSelectionCommand.DeserializeCore(element));
case "MakeConnectionCommand":
return(MakeConnectionCommand.DeserializeCore(element));
case "DeleteModelCommand":
return(DeleteModelCommand.DeserializeCore(element));
case "UndoRedoCommand":
return(UndoRedoCommand.DeserializeCore(element));
}
string message = string.Format("Unknown command: {0}", element.Name);
throw new ArgumentException(message);
}
private void Undo(object parameter)
{
var command = new UndoRedoCommand(UndoRedoCommand.Operation.Undo);
this.ExecuteCommand(command);
}
private void UndoRedoImpl(UndoRedoCommand command)
{
if (command.CmdOperation == UndoRedoCommand.Operation.Undo)
CurrentSpace.Undo();
else if (command.CmdOperation == UndoRedoCommand.Operation.Redo)
CurrentSpace.Redo();
UndoCommand.RaiseCanExecuteChanged();
RedoCommand.RaiseCanExecuteChanged();
}
void UndoRedoImpl(UndoRedoCommand command)
{
switch (command.CmdOperation)
{
case UndoRedoCommand.Operation.Undo:
CurrentWorkspace.Undo();
break;
case UndoRedoCommand.Operation.Redo:
CurrentWorkspace.Redo();
break;
}
}
/// <summary>
/// Call this static method to reconstruct a RecordableCommand-derived
/// object given an XmlElement that was previously saved with Serialize
/// method. This method simply redirects the XmlElement to respective
/// RecordableCommand-derived classes based on its type.
/// </summary>
/// <param name="element">The XmlElement from which the RecordableCommand
/// can be reconstructed.</param>
/// <returns>Returns the reconstructed RecordableCommand object. If a
/// RecordableCommand cannot be reconstructed, this method throws a
/// relevant exception.</returns>
///
internal static RecordableCommand Deserialize(XmlElement element)
{
if (string.IsNullOrEmpty(element.Name))
{
throw new ArgumentException("XmlElement without name");
}
RecordableCommand command = null;
switch (element.Name)
{
case "OpenFileCommand":
command = OpenFileCommand.DeserializeCore(element);
break;
case "PausePlaybackCommand":
command = PausePlaybackCommand.DeserializeCore(element);
break;
case "RunCancelCommand":
command = RunCancelCommand.DeserializeCore(element);
break;
case "CreateNodeCommand":
command = CreateNodeCommand.DeserializeCore(element);
break;
case "SelectModelCommand":
command = SelectModelCommand.DeserializeCore(element);
break;
case "CreateNoteCommand":
command = CreateNoteCommand.DeserializeCore(element);
break;
case "SelectInRegionCommand":
command = SelectInRegionCommand.DeserializeCore(element);
break;
case "DragSelectionCommand":
command = DragSelectionCommand.DeserializeCore(element);
break;
case "MakeConnectionCommand":
command = MakeConnectionCommand.DeserializeCore(element);
break;
case "DeleteModelCommand":
command = DeleteModelCommand.DeserializeCore(element);
break;
case "UndoRedoCommand":
command = UndoRedoCommand.DeserializeCore(element);
break;
case "ModelEventCommand":
command = ModelEventCommand.DeserializeCore(element);
break;
case "UpdateModelValueCommand":
command = UpdateModelValueCommand.DeserializeCore(element);
break;
case "ConvertNodesToCodeCommand":
command = ConvertNodesToCodeCommand.DeserializeCore(element);
break;
case "CreateCustomNodeCommand":
command = CreateCustomNodeCommand.DeserializeCore(element);
break;
case "SwitchTabCommand":
command = SwitchTabCommand.DeserializeCore(element);
break;
}
if (null != command)
{
command.IsInPlaybackMode = true;
command.Tag = element.GetAttribute("Tag");
return(command);
}
string message = string.Format("Unknown command: {0}", element.Name);
throw new ArgumentException(message);
}
void UndoRedoImpl(UndoRedoCommand command)
{
if (command.CmdOperation == UndoRedoCommand.Operation.Undo)
CurrentWorkspace.Undo();
else if (command.CmdOperation == UndoRedoCommand.Operation.Redo)
CurrentWorkspace.Redo();
}