1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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4 | // * * |
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5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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7 | // * conditions of the Geant4 Software License, included in the file * |
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8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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9 | // * include a list of copyright holders. * |
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10 | // * * |
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11 | // * Neither the authors of this software system, nor their employing * |
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12 | // * institutes,nor the agencies providing financial support for this * |
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13 | // * work make any representation or warranty, express or implied, * |
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14 | // * regarding this software system or assume any liability for its * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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16 | // * for the full disclaimer and the limitation of liability. * |
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17 | // * * |
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18 | // * This code implementation is the result of the scientific and * |
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19 | // * technical work of the GEANT4 collaboration. * |
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20 | // * By using, copying, modifying or distributing the software (or * |
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21 | // * any work based on the software) you agree to acknowledge its * |
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22 | // * use in resulting scientific publications, and indicate your * |
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23 | // * acceptance of all terms of the Geant4 Software license. * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // |
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27 | // $Id: G4StateManager.cc,v 1.15 2010/10/01 16:36:31 gcosmo Exp $ |
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28 | // GEANT4 tag $Name: global-V09-03-22 $ |
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29 | // |
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30 | // |
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31 | // ------------------------------------------------------------ |
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32 | // GEANT 4 class implementation file |
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33 | // |
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34 | // ---------------- G4StateManager ---------------- |
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35 | // by Gabriele Cosmo, November 1996 |
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36 | // ------------------------------------------------------------ |
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37 | |
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38 | #include "G4StateManager.hh" |
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39 | |
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40 | // Initialization of the static pointer of the single class instance |
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41 | // |
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42 | G4StateManager* G4StateManager::theStateManager = 0; |
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43 | |
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44 | G4StateManager::G4StateManager() |
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45 | : theCurrentState(G4State_PreInit), |
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46 | thePreviousState(G4State_PreInit), |
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47 | theBottomDependent(0), |
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48 | suppressAbortion(0), |
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49 | msgptr(0), |
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50 | exceptionHandler(0) |
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51 | { |
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52 | } |
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53 | |
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54 | G4StateManager::~G4StateManager() |
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55 | { |
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56 | G4VStateDependent* state=0; |
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57 | |
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58 | while (theDependentsList.size()>0) |
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59 | { |
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60 | state = theDependentsList.back(); |
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61 | theDependentsList.pop_back(); |
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62 | for (std::vector<G4VStateDependent*>::iterator |
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63 | i=theDependentsList.begin(); i!=theDependentsList.end();) |
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64 | { |
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65 | if (*i==state) |
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66 | { |
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67 | i = theDependentsList.erase(i); |
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68 | } |
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69 | else |
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70 | { |
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71 | ++i; |
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72 | } |
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73 | } |
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74 | if ( state ) { delete state; } |
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75 | } |
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76 | } |
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77 | |
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78 | // ------------------------------------------------------------------------- |
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79 | // No matter how copy-constructor and operators below are implemented ... |
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80 | // just dummy implementations, since not relevant for the singleton and |
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81 | // declared private. |
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82 | // |
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83 | G4StateManager::G4StateManager(const G4StateManager &right) |
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84 | : theCurrentState(right.theCurrentState), |
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85 | thePreviousState(right.thePreviousState), |
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86 | theDependentsList(right.theDependentsList), |
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87 | theBottomDependent(right.theBottomDependent), |
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88 | suppressAbortion(right.suppressAbortion), |
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89 | msgptr(right.msgptr), |
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90 | exceptionHandler(right.exceptionHandler) |
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91 | { |
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92 | } |
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93 | |
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94 | G4StateManager& |
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95 | G4StateManager::operator=(const G4StateManager &right) |
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96 | { |
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97 | if (&right == this) { return *this; } |
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98 | |
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99 | theCurrentState = right.theCurrentState; |
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100 | thePreviousState = right.thePreviousState; |
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101 | theDependentsList = right.theDependentsList; |
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102 | theBottomDependent = right.theBottomDependent; |
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103 | suppressAbortion = right.suppressAbortion; |
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104 | msgptr = right.msgptr; |
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105 | exceptionHandler = right.exceptionHandler; |
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106 | |
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107 | return *this; |
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108 | } |
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109 | |
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110 | G4int |
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111 | G4StateManager::operator==(const G4StateManager &right) const |
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112 | { |
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113 | return (this == &right); |
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114 | } |
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115 | |
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116 | G4int |
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117 | G4StateManager::operator!=(const G4StateManager &right) const |
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118 | { |
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119 | return (this != &right); |
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120 | } |
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121 | // |
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122 | // ------------------------------------------------------------------------- |
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123 | |
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124 | G4StateManager* |
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125 | G4StateManager::GetStateManager() |
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126 | { |
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127 | if (!theStateManager) |
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128 | { |
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129 | theStateManager = new G4StateManager; |
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130 | } |
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131 | return theStateManager; |
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132 | } |
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133 | |
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134 | G4bool |
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135 | G4StateManager::RegisterDependent(G4VStateDependent* aDependent, G4bool bottom) |
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136 | { |
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137 | G4bool ack=true; |
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138 | if(!bottom) |
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139 | { |
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140 | theDependentsList.push_back(aDependent); |
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141 | } |
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142 | else |
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143 | { |
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144 | if(theBottomDependent) |
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145 | { |
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146 | theDependentsList.push_back(theBottomDependent); |
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147 | } |
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148 | theBottomDependent = aDependent; |
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149 | } |
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150 | return ack; |
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151 | } |
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152 | |
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153 | G4bool |
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154 | G4StateManager::DeregisterDependent(G4VStateDependent* aDependent) |
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155 | { |
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156 | G4VStateDependent* tmp = 0; |
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157 | for (std::vector<G4VStateDependent*>::iterator i=theDependentsList.begin(); |
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158 | i!=theDependentsList.end();) |
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159 | { |
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160 | if (**i==*aDependent) |
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161 | { |
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162 | tmp = *i; |
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163 | i = theDependentsList.erase(i); |
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164 | } |
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165 | else |
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166 | { |
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167 | ++i; |
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168 | } |
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169 | } |
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170 | return (tmp != 0); |
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171 | } |
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172 | |
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173 | G4ApplicationState |
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174 | G4StateManager::GetCurrentState() const |
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175 | { |
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176 | return theCurrentState; |
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177 | } |
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178 | |
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179 | G4ApplicationState |
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180 | G4StateManager::GetPreviousState() const |
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181 | { |
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182 | return thePreviousState; |
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183 | } |
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184 | |
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185 | G4bool |
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186 | G4StateManager::SetNewState(G4ApplicationState requestedState) |
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187 | { return SetNewState(requestedState,0); } |
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188 | |
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189 | G4bool |
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190 | G4StateManager::SetNewState(G4ApplicationState requestedState, const char* msg) |
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191 | { |
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192 | if(requestedState==G4State_Abort && suppressAbortion>0) |
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193 | { |
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194 | if(suppressAbortion==2) { return false; } |
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195 | if(theCurrentState==G4State_EventProc) { return false; } |
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196 | } |
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197 | msgptr = msg; |
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198 | size_t i=0; |
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199 | G4bool ack = true; |
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200 | G4ApplicationState savedState = thePreviousState; |
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201 | thePreviousState = theCurrentState; |
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202 | while ((ack) && (i<theDependentsList.size())) |
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203 | { |
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204 | ack = theDependentsList[i]->Notify(requestedState); |
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205 | i++; |
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206 | } |
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207 | if(theBottomDependent) |
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208 | { |
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209 | ack = theBottomDependent->Notify(requestedState); |
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210 | } |
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211 | |
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212 | if(!ack) |
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213 | { thePreviousState = savedState; } |
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214 | else |
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215 | { theCurrentState = requestedState; } |
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216 | msgptr = 0; |
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217 | return ack; |
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218 | } |
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219 | |
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220 | G4VStateDependent* |
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221 | G4StateManager::RemoveDependent(const G4VStateDependent* aDependent) |
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222 | { |
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223 | G4VStateDependent* tmp = 0; |
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224 | for (std::vector<G4VStateDependent*>::iterator i=theDependentsList.begin(); |
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225 | i!=theDependentsList.end();) |
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226 | { |
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227 | if (**i==*aDependent) |
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228 | { |
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229 | tmp = *i; |
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230 | i = theDependentsList.erase(i); |
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231 | } |
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232 | else |
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233 | { |
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234 | ++i; |
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235 | } |
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236 | } |
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237 | return tmp; |
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238 | } |
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239 | |
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240 | G4String |
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241 | G4StateManager::GetStateString(G4ApplicationState aState) const |
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242 | { |
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243 | G4String stateName; |
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244 | switch(aState) |
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245 | { |
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246 | case G4State_PreInit: |
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247 | stateName = "PreInit"; break; |
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248 | case G4State_Init: |
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249 | stateName = "Init"; break; |
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250 | case G4State_Idle: |
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251 | stateName = "Idle"; break; |
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252 | case G4State_GeomClosed: |
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253 | stateName = "GeomClosed"; break; |
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254 | case G4State_EventProc: |
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255 | stateName = "EventProc"; break; |
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256 | case G4State_Quit: |
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257 | stateName = "Quit"; break; |
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258 | case G4State_Abort: |
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259 | stateName = "Abort"; break; |
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260 | default: |
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261 | stateName = "Unknown"; break; |
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262 | } |
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263 | return stateName; |
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264 | } |
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265 | |
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266 | //void G4StateManager::Pause() |
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267 | //{ |
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268 | // Pause("G4_pause> "); |
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269 | //} |
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270 | // |
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271 | //void G4StateManager::Pause(const char* msg) |
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272 | //{ |
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273 | // G4String msgS = msg; |
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274 | // Pause(msgS); |
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275 | //} |
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276 | // |
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277 | //void G4StateManager::Pause(G4String msg) |
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278 | //{ |
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279 | // G4UImanager::GetUIpointer()->PauseSession(msg); |
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280 | //} |
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