Changeset 67e2b3 for src/Actions/small_actions.cpp

Timestamp:

Mar 24, 2010, 4:26:21 PM (15 years ago)

Author:

Tillmann Crueger <crueger@…>

Branches:

Action_Thermostats, Add_AtomRandomPerturbation, Add_FitFragmentPartialChargesAction, Add_RotateAroundBondAction, Add_SelectAtomByNameAction, Added_ParseSaveFragmentResults, AddingActions_SaveParseParticleParameters, Adding_Graph_to_ChangeBondActions, Adding_MD_integration_tests, Adding_ParticleName_to_Atom, Adding_StructOpt_integration_tests, AtomFragments, Automaking_mpqc_open, AutomationFragmentation_failures, Candidate_v1.5.4, Candidate_v1.6.0, Candidate_v1.6.1, ChangeBugEmailaddress, ChangingTestPorts, ChemicalSpaceEvaluator, CombiningParticlePotentialParsing, Combining_Subpackages, Debian_Package_split, Debian_package_split_molecuildergui_only, Disabling_MemDebug, Docu_Python_wait, EmpiricalPotential_contain_HomologyGraph, EmpiricalPotential_contain_HomologyGraph_documentation, Enable_parallel_make_install, Enhance_userguide, Enhanced_StructuralOptimization, Enhanced_StructuralOptimization_continued, Example_ManyWaysToTranslateAtom, Exclude_Hydrogens_annealWithBondGraph, FitPartialCharges_GlobalError, Fix_BoundInBox_CenterInBox_MoleculeActions, Fix_ChargeSampling_PBC, Fix_ChronosMutex, Fix_FitPartialCharges, Fix_FitPotential_needs_atomicnumbers, Fix_ForceAnnealing, Fix_IndependentFragmentGrids, Fix_ParseParticles, Fix_ParseParticles_split_forward_backward_Actions, Fix_PopActions, Fix_QtFragmentList_sorted_selection, Fix_Restrictedkeyset_FragmentMolecule, Fix_StatusMsg, Fix_StepWorldTime_single_argument, Fix_Verbose_Codepatterns, Fix_fitting_potentials, Fixes, ForceAnnealing_goodresults, ForceAnnealing_oldresults, ForceAnnealing_tocheck, ForceAnnealing_with_BondGraph, ForceAnnealing_with_BondGraph_continued, ForceAnnealing_with_BondGraph_continued_betteresults, ForceAnnealing_with_BondGraph_contraction-expansion, FragmentAction_writes_AtomFragments, FragmentMolecule_checks_bonddegrees, GeometryObjects, Gui_Fixes, Gui_displays_atomic_force_velocity, ImplicitCharges, IndependentFragmentGrids, IndependentFragmentGrids_IndividualZeroInstances, IndependentFragmentGrids_IntegrationTest, IndependentFragmentGrids_Sole_NN_Calculation, JobMarket_RobustOnKillsSegFaults, JobMarket_StableWorkerPool, JobMarket_unresolvable_hostname_fix, MoreRobust_FragmentAutomation, ODR_violation_mpqc_open, PartialCharges_OrthogonalSummation, PdbParser_setsAtomName, PythonUI_with_named_parameters, QtGui_reactivate_TimeChanged_changes, Recreated_GuiChecks, Rewrite_FitPartialCharges, RotateToPrincipalAxisSystem_UndoRedo, SaturateAtoms_findBestMatching, SaturateAtoms_singleDegree, StoppableMakroAction, Subpackage_CodePatterns, Subpackage_JobMarket, Subpackage_LinearAlgebra, Subpackage_levmar, Subpackage_mpqc_open, Subpackage_vmg, Switchable_LogView, ThirdParty_MPQC_rebuilt_buildsystem, TrajectoryDependenant_MaxOrder, TremoloParser_IncreasedPrecision, TremoloParser_MultipleTimesteps, TremoloParser_setsAtomName, Ubuntu_1604_changes, stable

Children:

5b0b98

Parents:

ce1d8c

Message:

Added methods that allow bookkeeping of actions for undo/redo methods

File:

• src/Actions/small_actions.cpp (modified) (3 diffs)

src/Actions/small_actions.cpp

@@ -14 +14 @@
 /****** ChangeMoleculeNameAction *****/
 
+// memento to remember the state when undoing
+
+class ChangeMoleculeNameState : public ActionState {
+public:
+  ChangeMoleculeNameState(molecule* _mol,std::string _lastName) :
+    mol(_mol),
+    lastName(_lastName)
+  {}
+  molecule* mol;
+  std::string lastName;
+};
+
 char ChangeMoleculeNameAction::NAME[] = "Change filename of Molecule";
 
@@ -24 +36 @@
 {}
 
-void ChangeMoleculeNameAction::call() {
+ActionState* ChangeMoleculeNameAction::performCall() {
   string filename;
   molecule *mol = NULL;
@@ -31 +43 @@
   dialog->queryMolecule("Enter index of molecule: ",&mol,molecules);
   dialog->queryString("Enter name: ",&filename);
+
   if(dialog->display()) {
+    string oldName = mol->getName();
     mol->setName(filename);
+    delete dialog;
+    return new ChangeMoleculeNameState(mol,oldName);
   }
-
-  delete dialog;
+  return 0;
 }
 
-void ChangeMoleculeNameAction::undo() {
+ActionState* ChangeMoleculeNameAction::performUndo(ActionState* _state) {
+  ChangeMoleculeNameState *state = dynamic_cast<ChangeMoleculeNameState*>(_state);
+  ASSERT(state,"State passed to ChangeMoleculeNameAction::performUndo did not have correct type");
 
+  string newName = state->mol->getName();
+  state->mol->setName(state->lastName);
+
+  return new ChangeMoleculeNameState(state->mol,newName);
+}
+
+ActionState* ChangeMoleculeNameAction::performRedo(ActionState *_state){
+  // Undo and redo have to do the same for this action
+  return performUndo(_state);
 }
 
 bool ChangeMoleculeNameAction::canUndo() {
-  return false;
+  return true;
 }