public void Dispose()
{
dirtiableActionMap.Clear();
actionStack.Undone -= ActionItemsAddedOrChanged;
actionStack.Redone -= ActionItemsAddedOrChanged;
actionStack.ActionItemsAdded -= ActionItemsAddedOrChanged;
actionStack.ActionItemsCleared -= ActionItemsCleared;
actionStack.ActionItemsDiscarded -= ActionItemsDiscarded;
actionStack = null;
}
public void Dispose()
{
dirtiableActionMap.Clear();
actionStack.Undone -= ActionItemsAddedOrChanged;
actionStack.Redone -= ActionItemsAddedOrChanged;
actionStack.ActionItemsAdded -= ActionItemsAddedOrChanged;
actionStack.ActionItemsCleared -= ActionItemsCleared;
actionStack.ActionItemsDiscarded -= ActionItemsDiscarded;
actionStack = null;
}
public DirtiableManager(IActionStack actionStack)
{
if (actionStack == null) throw new ArgumentNullException(nameof(actionStack));
this.actionStack = actionStack;
actionStack.Undone += ActionItemsAddedOrChanged;
actionStack.Redone += ActionItemsAddedOrChanged;
actionStack.ActionItemsAdded += ActionItemsAddedOrChanged;
actionStack.ActionItemsCleared += ActionItemsCleared;
actionStack.ActionItemsDiscarded += ActionItemsDiscarded;
}
/// <inheritdoc/>
public virtual void Activate(DocumentEditorContext context, IActionStack actionStack)
{
Activate(context.Selection,
context.CaretMovementMode,
context.IsSelectionExtendActive ? SelectionMode.Extend : SelectionMode.Replace);
if (!ShouldPreserveCaretMovementMode)
{
context.CaretMovementMode.SetModeToNone();
}
}
/// <inheritdoc />
public void Activate(DocumentEditorContext context, IActionStack actionStack)
{
TextBlock previous;
TextBlock next;
if (!TryGetTextBlocks(context, out previous, out next))
{
return;
}
actionStack.Do(new MergeTextBlockAction(previous, next, context.Selection));
}
public DirtiableManager(IActionStack actionStack)
{
if (actionStack == null)
{
throw new ArgumentNullException(nameof(actionStack));
}
this.actionStack = actionStack;
actionStack.Undone += ActionItemsAddedOrChanged;
actionStack.Redone += ActionItemsAddedOrChanged;
actionStack.ActionItemsAdded += ActionItemsAddedOrChanged;
actionStack.ActionItemsCleared += ActionItemsCleared;
actionStack.ActionItemsDiscarded += ActionItemsDiscarded;
}
/// <summary>
/// Initializes a new instance of the <see cref="CancellableCommand"/> class.
/// </summary>
/// <param name="serviceProvider">A service provider that can provide a <see cref="IActionStack"/> to use for this view model.</param>
/// <param name="dirtiables">The <see cref="IDirtiableViewModel"/> instances associated to this command.</param>
protected CancellableCommand(IViewModelServiceProvider serviceProvider, IEnumerable <IDirtiableViewModel> dirtiables)
: base(serviceProvider)
{
actionStack = serviceProvider.Get <IActionStack>();
this.dirtiables = dirtiables;
}
/// <inheritdoc/>
public void Activate(DocumentEditorContext context, IActionStack actionStack)
{
actionStack.Do(new ConvertTextBlockIntoHeadingAction((TextCaret)context.Selection.Start, _level));
}
/// <inheritdoc/>
public void Activate(DocumentEditorContext context, IActionStack actionStack)
{
actionStack.Do(new ConvertIntoParagraphAction((TextCaret)context.Selection.Start));
}
/// <inheritdoc />
void IContextualCommand <string> .Activate(DocumentEditorContext context, IActionStack actionStack, string text)
{
// TODO delete any text that is selected
actionStack.Do(new InsertTextUndoableAction(context.Selection, text));
}
/// <inheritdoc/>
void IContextualCommand.Activate(DocumentEditorContext context, IActionStack actionStack)
{
context.UndoStack.Redo();
}
/// <inheritdoc />
public void Activate(DocumentEditorContext context, IActionStack actionStack)
{
var caret = (TextCaret)context.Selection.Start;
actionStack.Do(new DeletePreviousCharacterAction(caret));
}
/// <inheritdoc />
void IContextualCommand.Activate(DocumentEditorContext context, IActionStack actionStack)
{
// TODO delete any text that is selected
actionStack.Do(new BreakTextBlockAction(context.Selection));
}
/// <inheritdoc />
public void Activate(DocumentEditorContext context, IActionStack actionStack)
{
actionStack.Do(new DeleteNextCharacterAction((TextCaret)context.Selection.Start));
}
