private void redoToolStripMenuItem_Click(object sender, EventArgs e)
{
IUndoRedoHandler undoRedoHandler = GetHandler <IUndoRedoHandler>();
if (undoRedoHandler != null)
{
undoRedoHandler.Redo();
}
}
public Persister(PersisterSettings settings)
{
Settings = settings;
ValidateSettings();
_undoRedoHandler = new UndoRedoHandler <T>(Settings.MaxHistorySteps);
_undoRedoHandler.CanRedoChanged += UndoRedoHandler_CanRedoChanged;
_undoRedoHandler.CanUndoChanged += UndoRedoHandler_CanUndoChanged;
_serializer = new ObjectToFileSerializer();
InitializeAutoSave();
}
private void UpdateMenuStates()
{
closeToolStripMenuItem.Enabled = sandDockManager.ActiveTabbedDocument != null;
IUndoRedoHandler undoRedoHandler = GetHandler <IUndoRedoHandler>();
undoToolStripMenuItem.Enabled = undoRedoHandler != null && undoRedoHandler.CanUndo();
redoToolStripMenuItem.Enabled = undoRedoHandler != null && undoRedoHandler.CanRedo();
undoToolStripButton.Enabled = undoRedoHandler != null && undoRedoHandler.CanUndo();
redoToolStripButton.Enabled = undoRedoHandler != null && undoRedoHandler.CanRedo();
IClipboardHandler clipboardHandler = GetHandler <IClipboardHandler>();
cutToolStripMenuItem.Enabled = clipboardHandler != null && clipboardHandler.HasSelection && !clipboardHandler.IsReadOnly;
copyToolStripMenuItem.Enabled = clipboardHandler != null && clipboardHandler.HasSelection;
pasteToolStripMenuItem.Enabled = clipboardHandler != null && !clipboardHandler.IsReadOnly;
deleteToolStripMenuItem.Enabled = clipboardHandler != null && clipboardHandler.HasSelection && !clipboardHandler.IsReadOnly;
selectAllToolStripMenuItem.Enabled = clipboardHandler != null;
cutToolStripButton.Enabled = clipboardHandler != null && clipboardHandler.HasSelection && !clipboardHandler.IsReadOnly;
copyToolStripButton.Enabled = clipboardHandler != null && clipboardHandler.HasSelection;
pasteToolStripButton.Enabled = clipboardHandler != null && !clipboardHandler.IsReadOnly;
IQueryHandler queryHandler = GetHandler <IQueryHandler>();
importTestDefinitionToolStripMenuItem.Enabled = queryHandler != null;
exportTestDefinitionToolStripMenuItem.Enabled = queryHandler != null;
executeToolStripMenuItem.Enabled = queryHandler != null;
explainToolStripMenuItem.Enabled = queryHandler != null;
executeToolStripButton.Enabled = queryHandler != null;
explainQueryToolStripButton.Enabled = queryHandler != null;
saveResultsToolStripButton.Enabled = queryHandler != null;
IIntelliSenseHandler intelliSenseHandler = GetHandler <IIntelliSenseHandler>();
listMembersToolStripMenuItem.Enabled = intelliSenseHandler != null;
parameterInfoToolStripMenuItem.Enabled = intelliSenseHandler != null;
completeWordToolStripMenuItem.Enabled = intelliSenseHandler != null;
}
/// <summary>
/// Register a new undo command along with an undo handler.
/// The undo handler is used to perform the actual undo or redo operation later when requested.
/// </summary>
/// <param name = "cmd">New command to add to the manager.</param>
/// <param name = "undoHandler">Undo handler to perform the actual undo/redo operation.</param>
private void AddUndoCommand(IUndoRedo cmd, IUndoRedoHandler undoHandler)
{
if (cmd == null)
{
throw new NullReferenceException("The cmd sent to AddUndoCommand should not be null.");
}
if (this._maxUndoLevel == 0)
{
return;
}
if (this._undoList.Count == this._maxUndoLevel)
{
this._undoList.RemoveAt(0);
}
// Insert the new undoable command into the undo list.
this._undoList.Add(new UndoRedoInfo(cmd, undoHandler));
// Clear the redo stack.
this.ClearRedo();
}
public UndoRedoInfo(IUndoRedo undoable, IUndoRedoHandler doHandler)
{
this.UndoRedoObject = undoable;
this.UndoRedoHandler = doHandler;
}
