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/*=========================================================================
Program: ParaView
Module: vtkSMUndoStackTest.cxx
Copyright (c) Kitware, Inc.
All rights reserved.
See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkSMUndoStackTest.h"
#include "vtkSMUndoStack.h"
#include "vtkUndoSet.h"
#include "vtkSMSession.h"
#include "vtkSMPropertyHelper.h"
#include "vtkSMSessionProxyManager.h"
#include "vtkSMPropertyModificationUndoElement.h"
#include "vtkSMProxy.h"
#include "vtkSMRemoteObjectUpdateUndoElement.h"
#include "vtkSMMessage.h"
void vtkSMUndoStackTest::UndoRedo()
{
vtkSMSession *session = vtkSMSession::New();
vtkSMSessionProxyManager *pxm = session->GetSessionProxyManager();
vtkSMProxy *sphere = pxm->NewProxy("sources", "SphereSource");
sphere->UpdateVTKObjects();
QVERIFY(sphere != NULL);
QCOMPARE(vtkSMPropertyHelper(sphere, "Radius").GetAsDouble(), 0.5);
vtkSMUndoStack *undoStack = vtkSMUndoStack::New();
vtkUndoSet *undoSet = vtkUndoSet::New();
vtkSMRemoteObjectUpdateUndoElement *undoElement = vtkSMRemoteObjectUpdateUndoElement::New();
undoElement->SetSession(session);
vtkSMMessage before;
before.CopyFrom(*sphere->GetFullState());
vtkSMPropertyHelper(sphere, "Radius").Set(1.2);
sphere->UpdateVTKObjects();
vtkSMMessage after;
after.CopyFrom(*sphere->GetFullState());
undoElement->SetUndoRedoState(&before, &after);
undoSet->AddElement(undoElement);
undoElement->Delete();
undoStack->Push("ChangeRadius", undoSet);
undoSet->Delete();
QVERIFY(static_cast<bool>(undoStack->CanUndo()) == true);
undoStack->Undo();
QVERIFY(static_cast<bool>(undoStack->CanUndo()) == false);
sphere->UpdateVTKObjects();
QCOMPARE(vtkSMPropertyHelper(sphere, "Radius").GetAsDouble(), 0.5);
QVERIFY(static_cast<bool>(undoStack->CanRedo()) == true);
undoStack->Redo();
sphere->UpdateVTKObjects();
QCOMPARE(vtkSMPropertyHelper(sphere, "Radius").GetAsDouble(), 1.2);
QVERIFY(static_cast<bool>(undoStack->CanRedo()) == false);
undoStack->Delete();
sphere->Delete();
session->Delete();
}
void vtkSMUndoStackTest::StackDepth()
{
vtkSMUndoStack *stack = vtkSMUndoStack::New();
QCOMPARE(stack->GetStackDepth(), 10);
stack->Delete();
}
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