/// <summary>
/// Same as PushAndDo(desc, redo, undo) but also calls the specified UpdateDelegate after
/// both the undo and redo operation.
///
/// This is to avoid code duplication if some UI elements needs to be updated in either case.
/// </summary>
/// <param name="description"></param>
/// <param name="redo"></param>
/// <param name="undo"></param>
/// <param name="update"></param>
public void PushAndDo(String description, RedoDelegate redo, UndoDelegate undo, UpdateDelegate update)
{
PushAndDo(description,
() =>
{
redo();
update();
},
() =>
{
undo();
update();
});
}
/// <summary>
/// Same as PushAndDo(desc, redo, undo) but also calls the specified UpdateDelegate after
/// both the undo and redo operation.
///
/// This is to avoid code duplication if some UI elements needs to be updated in either case.
/// </summary>
/// <param name="description"></param>
/// <param name="redo"></param>
/// <param name="undo"></param>
/// <param name="update"></param>
public void PushAndDo(String description, RedoDelegate redo, UndoDelegate undo, UpdateDelegate update)
{
PushAndDo(description,
() =>
{
redo();
update();
},
() =>
{
undo();
update();
});
}
/// <summary>
/// Create an entry on the undo stack with the given delegates to undo and redo the operation.
///
/// Calls the "redo" delegate once.
/// </summary>
/// <param name="description">UI text, keep brief.</param>
/// <param name="undo"></param>
/// <param name="redo"></param>
public void PushAndDo(String description, RedoDelegate redo, UndoDelegate undo)
{
if (_cursor == _stack.Count)
{
_stack.Add(new UndoStackEntry());
}
var entry = _stack[_cursor];
entry.Description = description;
entry.Redo = redo;
entry.Undo = undo;
redo();
++_cursor;
}
/// <summary>
/// Create an entry on the undo stack with the given delegates to undo and redo the operation.
///
/// Calls the "redo" delegate once.
/// </summary>
/// <param name="description">UI text, keep brief.</param>
/// <param name="undo"></param>
/// <param name="redo"></param>
public void PushAndDo(String description, RedoDelegate redo, UndoDelegate undo)
{
if (_cursor == _stack.Count)
{
_stack.Add(new UndoStackEntry());
}
var entry = _stack[_cursor];
entry.Description = description;
entry.Redo = redo;
entry.Undo = undo;
redo();
++_cursor;
}
