1 // File: XGUI_OperationMgr.h
2 // Created: 20 Apr 2014
3 // Author: Natalia ERMOLAEVA
5 #include "XGUI_OperationMgr.h"
7 #include "ModuleBase_Operation.h"
8 #include <ModelAPI_Validator.h>
9 #include <ModelAPI_FeatureValidator.h>
11 #include <QMessageBox>
12 #include <QApplication>
15 XGUI_OperationMgr::XGUI_OperationMgr(QObject* theParent)
18 // listen to Escape signal to stop the current operation
19 qApp->installEventFilter(this);
22 XGUI_OperationMgr::~XGUI_OperationMgr()
26 ModuleBase_Operation* XGUI_OperationMgr::currentOperation() const
28 return myOperations.count() > 0 ? myOperations.last() : 0;
31 bool XGUI_OperationMgr::hasOperation() const
33 return (myOperations.count() > 0) && (myOperations.last() != NULL);
36 int XGUI_OperationMgr::operationsCount() const
38 return myOperations.count();
41 QStringList XGUI_OperationMgr::operationList() const
44 foreach(ModuleBase_Operation* eachOperation, myOperations) {
45 FeaturePtr aFeature = eachOperation->feature();
47 result << QString::fromStdString(aFeature->getKind());
53 ModuleBase_Operation* XGUI_OperationMgr::previousOperation(ModuleBase_Operation* theOperation) const
55 int idx = myOperations.lastIndexOf(theOperation);
56 if(idx == -1 || idx == 0) {
59 return myOperations.at(idx - 1);
62 bool XGUI_OperationMgr::eventFilter(QObject *theObject, QEvent *theEvent)
64 if (theEvent->type() == QEvent::KeyRelease) {
65 QKeyEvent* aKeyEvent = dynamic_cast<QKeyEvent*>(theEvent);
67 onKeyReleased(aKeyEvent);
71 return QObject::eventFilter(theObject, theEvent);
74 bool XGUI_OperationMgr::startOperation(ModuleBase_Operation* theOperation)
76 if (!canStartOperation(theOperation))
79 myOperations.append(theOperation);
81 connect(theOperation, SIGNAL(stopped()), this, SLOT(onOperationStopped()));
82 connect(theOperation, SIGNAL(started()), this, SIGNAL(operationStarted()));
83 connect(theOperation, SIGNAL(resumed()), this, SIGNAL(operationResumed()));
84 connect(theOperation, SIGNAL(activateNextWidget(ModuleBase_ModelWidget*)), this,
85 SIGNAL(activateNextWidget(ModuleBase_ModelWidget*)));
87 theOperation->start();
88 onValidateOperation();
92 bool XGUI_OperationMgr::abortAllOperations()
96 } else if (operationsCount() == 1) {
100 QString aMessage = tr("All active operations will be aborted.");
101 int anAnswer = QMessageBox::question(qApp->activeWindow(),
102 tr("Abort operation"),
104 QMessageBox::Ok | QMessageBox::Cancel,
105 QMessageBox::Cancel);
106 bool result = anAnswer == QMessageBox::Ok;
107 while(result && hasOperation()) {
108 currentOperation()->abort();
113 bool XGUI_OperationMgr::validateOperation(ModuleBase_Operation* theOperation)
115 //Get operation feature to validate
116 FeaturePtr aFeature = theOperation->feature();
117 //Get validators for the Id
118 SessionPtr aMgr = ModelAPI_Session::get();
119 ModelAPI_ValidatorsFactory* aFactory = aMgr->validators();
121 bool isValid = aFactory->validate(aFeature);
122 emit operationValidated(isValid);
126 void XGUI_OperationMgr::onValidateOperation()
130 ModuleBase_Operation* anOperation = currentOperation();
131 validateOperation(currentOperation());
134 bool XGUI_OperationMgr::commitOperation()
136 if (validateOperation(currentOperation())) {
143 void XGUI_OperationMgr::resumeOperation(ModuleBase_Operation* theOperation)
145 theOperation->resume();
148 bool XGUI_OperationMgr::canStartOperation(ModuleBase_Operation* theOperation)
150 bool aCanStart = true;
151 ModuleBase_Operation* aCurrentOp = currentOperation();
153 if (!theOperation->isGranted()) {
154 if (!aCurrentOp->isValid(theOperation)) {
155 if (canAbortOperation()) {
167 void XGUI_OperationMgr::onCommitOperation()
169 ModuleBase_Operation* anOperation = currentOperation();
171 anOperation->commit();
174 void XGUI_OperationMgr::onAbortOperation()
176 if (hasOperation() && canAbortOperation()) {
177 currentOperation()->abort();
181 bool XGUI_OperationMgr::canAbortOperation()
183 ModuleBase_Operation* anOperation = currentOperation();
184 if(operationsCount() > 1) //in case of nested (sketch) operation no confirmation needed
186 if (anOperation && anOperation->isModified()) {
187 QString aMessage = tr("%1 operation will be aborted.").arg(anOperation->id());
188 int anAnswer = QMessageBox::question(qApp->activeWindow(),
189 tr("Abort operation"),
191 QMessageBox::Ok | QMessageBox::Cancel,
192 QMessageBox::Cancel);
193 return anAnswer == QMessageBox::Ok;
198 void XGUI_OperationMgr::onOperationStopped()
200 ModuleBase_Operation* aSenderOperation = dynamic_cast<ModuleBase_Operation*>(sender());
201 ModuleBase_Operation* anOperation = currentOperation();
202 if (!aSenderOperation || !anOperation || aSenderOperation != anOperation)
205 myOperations.removeAll(anOperation);
206 anOperation->deleteLater();
208 emit operationStopped(anOperation);
210 // get last operation which can be resumed
211 ModuleBase_Operation* aResultOp = 0;
212 QListIterator<ModuleBase_Operation*> anIt(myOperations);
214 while (anIt.hasPrevious()) {
215 ModuleBase_Operation* anOp = anIt.previous();
222 resumeOperation(aResultOp);
223 onValidateOperation();
227 void XGUI_OperationMgr::onKeyReleased(QKeyEvent* theEvent)
229 // Let the manager decide what to do with the given key combination.
230 ModuleBase_Operation* anOperation = currentOperation();
231 bool isRestart = false;
232 switch (theEvent->key()) {
233 case Qt::Key_Escape: {
238 case Qt::Key_Enter: {
240 anOperation->activateNextToCurrentWidget();
249 anOperation->keyReleased(theEvent->key());
252 void XGUI_OperationMgr::onWidgetActivated(ModuleBase_ModelWidget* theWidget)
254 ModuleBase_Operation* anOperation = currentOperation();
256 anOperation->onWidgetActivated(theWidget);