| 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 config.h
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| 9 | #ifdef HAVE_CONFIG_H
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| 10 | #include <config.h>
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| 11 | #endif
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| 12 | 
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| 13 | #include "Helpers/MemDebug.hpp"
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| 14 | 
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| 15 | #include <string>
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| 16 | 
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| 17 | #include "Actions/Action.hpp"
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| 18 | #include "Actions/ActionRegistry.hpp"
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| 19 | #include "Actions/ActionHistory.hpp"
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| 20 | #include "Exceptions/MissingValueException.hpp"
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| 21 | #include "UIElements/Dialog.hpp"
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| 22 | #include "Helpers/MemDebug.hpp"
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| 23 | #include "UIElements/UIFactory.hpp"
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| 24 | 
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| 25 | #include "Helpers/Log.hpp"
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| 26 | #include "Helpers/Verbose.hpp"
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| 27 | 
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| 28 | using namespace std;
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| 29 | 
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| 30 | Action::state_ptr getEmptyState() {
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| 31 |   return Action::state_ptr(Memory::ignore(new ActionState()));
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| 32 | }
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| 33 | 
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| 34 | // An empty state to indicate success
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| 35 | Action::state_ptr Action::success = getEmptyState();
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| 36 | Action::state_ptr Action::failure = getEmptyState();
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| 37 | 
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| 38 | Action::Action(std::string _name,bool _doRegister) :
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| 39 | name(_name)
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| 40 | {
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| 41 |   if(_doRegister){
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| 42 |     ActionRegistry::getInstance().registerInstance(this);
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| 43 |   }
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| 44 | }
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| 45 | 
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| 46 | Action::~Action()
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| 47 | {}
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| 48 | 
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| 49 | const string Action::getName(){
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| 50 |   return name;
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| 51 | }
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| 52 | 
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| 53 | Dialog * Action::createDialog(){
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| 54 |   Dialog *dialog = UIFactory::getInstance().makeDialog();
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| 55 |   return fillDialog(dialog);
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| 56 | }
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| 57 | 
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| 58 | void Action::call(enum QueryOptions flag){
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| 59 |   if(!isActive()){
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| 60 |     return;
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| 61 |   }
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| 62 |   // forward to private virtual
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| 63 |   if (flag == Interactive) {
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| 64 |     Dialog* dialog = createDialog();
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| 65 |     if (dialog->hasQueries()) {
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| 66 |       dialog->display();
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| 67 |     }
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| 68 |     delete(dialog);
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| 69 |   }
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| 70 |   state_ptr state = Action::failure;
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| 71 | //  try {
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| 72 |     state = performCall();
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| 73 | //  } catch(MissingValueException&) {
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| 74 | //    DoeLog(0) && (eLog() << Verbose(0) << "There is a value missing for action " << getName() << endl);
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| 75 | //  };
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| 76 | 
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| 77 |   if(shouldUndo() && state != failure){
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| 78 |     if(canUndo()){
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| 79 |       ActionHistory::getInstance().addElement(this,state);
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| 80 |     }
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| 81 |     else{
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| 82 |       ActionHistory::getInstance().clear();
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| 83 |     }
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| 84 |   }
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| 85 | }
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| 86 | Action::state_ptr Action::undo(state_ptr _state) {
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| 87 |   // forward to private virtual
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| 88 |   return performUndo(_state);
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| 89 | }
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| 90 | Action::state_ptr Action::redo(state_ptr _state) {
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| 91 |   // forward to private virtual
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| 92 |   return performRedo(_state);
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| 93 | }
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| 94 | 
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| 95 | 
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| 96 | bool Action::isActive(){
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| 97 |   return true;
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| 98 | }
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