| 1 | /* | 
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| 2 | * Action.cpp | 
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| 3 | * | 
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| 4 | *  Created on: Dec 8, 2009 | 
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| 5 | *      Author: crueger | 
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| 6 | */ | 
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| 7 |  | 
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| 8 | #include "Helpers/MemDebug.hpp" | 
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| 9 |  | 
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| 10 | #include <string> | 
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| 11 |  | 
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| 12 | #include "Actions/Action.hpp" | 
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| 13 | #include "Actions/ActionRegistry.hpp" | 
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| 14 | #include "Actions/ActionHistory.hpp" | 
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| 15 | #include "Exceptions/MissingValueException.hpp" | 
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| 16 | #include "UIElements/Dialog.hpp" | 
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| 17 | #include "Helpers/MemDebug.hpp" | 
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| 18 | #include "UIElements/UIFactory.hpp" | 
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| 19 |  | 
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| 20 | #include "Helpers/Log.hpp" | 
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| 21 | #include "Helpers/Verbose.hpp" | 
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| 22 |  | 
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| 23 | using namespace std; | 
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| 24 |  | 
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| 25 | Action::state_ptr getEmptyState() { | 
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| 26 | return Action::state_ptr(Memory::ignore(new ActionState())); | 
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| 27 | } | 
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| 28 |  | 
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| 29 | // An empty state to indicate success | 
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| 30 | Action::state_ptr Action::success = getEmptyState(); | 
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| 31 | Action::state_ptr Action::failure = getEmptyState(); | 
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| 32 |  | 
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| 33 | Action::Action(std::string _name,bool _doRegister) : | 
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| 34 | name(_name) | 
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| 35 | { | 
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| 36 | if(_doRegister){ | 
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| 37 | ActionRegistry::getInstance().registerInstance(this); | 
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| 38 | } | 
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| 39 | } | 
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| 40 |  | 
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| 41 | Action::~Action() | 
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| 42 | {} | 
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| 43 |  | 
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| 44 | const string Action::getName(){ | 
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| 45 | return name; | 
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| 46 | } | 
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| 47 |  | 
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| 48 | Dialog * Action::createDialog(){ | 
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| 49 | Dialog *dialog = UIFactory::getInstance().makeDialog(); | 
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| 50 | return fillDialog(dialog); | 
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| 51 | } | 
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| 52 |  | 
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| 53 | void Action::call(enum QueryOptions flag){ | 
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| 54 | if(!isActive()){ | 
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| 55 | return; | 
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| 56 | } | 
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| 57 | // forward to private virtual | 
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| 58 | if (flag == Interactive) { | 
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| 59 | Dialog* dialog = createDialog(); | 
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| 60 | if (dialog->hasQueries()) { | 
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| 61 | dialog->display(); | 
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| 62 | } | 
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| 63 | delete(dialog); | 
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| 64 | } | 
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| 65 | state_ptr state = Action::failure; | 
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| 66 | //  try { | 
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| 67 | state = performCall(); | 
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| 68 | //  } catch(MissingValueException&) { | 
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| 69 | //    DoeLog(0) && (eLog() << Verbose(0) << "There is a value missing for action " << getName() << endl); | 
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| 70 | //  }; | 
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| 71 |  | 
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| 72 | if(shouldUndo() && state != failure){ | 
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| 73 | if(canUndo()){ | 
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| 74 | ActionHistory::getInstance().addElement(this,state); | 
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| 75 | } | 
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| 76 | else{ | 
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| 77 | ActionHistory::getInstance().clear(); | 
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| 78 | } | 
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| 79 | } | 
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| 80 | } | 
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| 81 | Action::state_ptr Action::undo(state_ptr _state) { | 
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| 82 | // forward to private virtual | 
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| 83 | return performUndo(_state); | 
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| 84 | } | 
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| 85 | Action::state_ptr Action::redo(state_ptr _state) { | 
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| 86 | // forward to private virtual | 
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| 87 | return performRedo(_state); | 
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| 88 | } | 
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| 89 |  | 
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| 90 |  | 
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| 91 | bool Action::isActive(){ | 
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| 92 | return true; | 
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| 93 | } | 
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