source: src/Parser/ChangeTracker.cpp@ 6d858c

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
Last change on this file since 6d858c was 2f40c0e, checked in by Frederik Heber <heber@…>, 15 years ago

ChangeTracker now uses the Singleton pattern.
  • Property mode set to 100644
File size: 1.0 KB
Line 
1/*
2 * ChangeTracker.cpp
3 *
4 * Created on: Mar 1, 2010
5 * Author: metzler
6 */
7
8#include "Helpers/MemDebug.hpp"
9#include "Parser/ChangeTracker.hpp"
10#include "Patterns/Singleton_impl.hpp"
11
12
13/**
14 * Constructor. Signs on as an observer for the World.
15 */
16ChangeTracker::ChangeTracker() :
17 Observable("ChangeTracker")
18{
19 isConsistent = true;
20 World::getInstance().signOn(this);
21}
22
23/**
24 * Destructor. Signs off from the World.
25 */
26ChangeTracker::~ChangeTracker() {
27 World::getInstance().signOff(this);
28}
29
30/**
31 * With this, the World can update the change tracker's state.
32 */
33void ChangeTracker::update(Observable *publisher) {
34 isConsistent = false;
35}
36
37/**
38 * Gets whether there are non-saved changes.
39 *
40 * \param true if there are any changes, false otherwise
41 */
42bool ChangeTracker::hasChanged() {
43 return !isConsistent;
44}
45
46/**
47 * Tells all observers (which are the different parsers) that they are supposed
48 * to save the current state.
49 */
50void ChangeTracker::saveStatus() {
51 if (hasChanged()) {
52 notifyAll();
53 }
54}
55
56CONSTRUCT_SINGLETON(ChangeTracker)
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