Undo/Redo list for salome mode

[modules/shaper.git] / src / XGUI / XGUI_OperationMgr.cpp

diff --git a/src/XGUI/XGUI_OperationMgr.cpp b/src/XGUI/XGUI_OperationMgr.cpp
index 88d5f89dea17ccbf7c669de34b6a0cb9c423a60a..fa74ed50313618c714699ef4699d11c6714564fe 100644 (file)
--- a/src/XGUI/XGUI_OperationMgr.cpp
+++ b/src/XGUI/XGUI_OperationMgr.cpp
@@ -1,3 +1,5 @@
+// Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
+
 // File:        XGUI_OperationMgr.h
 // Created:     20 Apr 2014
 // Author:      Natalia ERMOLAEVA
@@ -11,10 +13,8 @@
 #include <QKeyEvent>
 
 XGUI_OperationMgr::XGUI_OperationMgr(QObject* theParent)
-    : QObject(theParent)
+    : QObject(theParent), myIsValidationLock(false), myIsApplyEnabled(false)
 {
-  // listen to Escape signal to stop the current operation
-  qApp->installEventFilter(this);
 }
 
 XGUI_OperationMgr::~XGUI_OperationMgr()
@@ -38,6 +38,25 @@ bool XGUI_OperationMgr::hasOperation() const
   return !myOperations.isEmpty() && (myOperations.last() != NULL);
 }
 
+bool XGUI_OperationMgr::hasOperation(const QString& theId) const
+{
+  foreach(ModuleBase_Operation* aOp, myOperations) {
+    if (aOp->id() == theId)
+      return true;
+  }
+  return false;
+}
+
+ModuleBase_Operation* XGUI_OperationMgr::findOperation(const QString& theId) const
+{
+  foreach(ModuleBase_Operation* aOp, myOperations) {
+    if (aOp->id() == theId)
+      return aOp;
+  }
+  return 0;
+}
+
+
 int XGUI_OperationMgr::operationsCount() const
 {
   return myOperations.count();
@@ -68,8 +87,8 @@ bool XGUI_OperationMgr::eventFilter(QObject *theObject, QEvent *theEvent)
 {
   if (theEvent->type() == QEvent::KeyRelease) {
     QKeyEvent* aKeyEvent = dynamic_cast<QKeyEvent*>(theEvent);
-    if(aKeyEvent && onKeyReleased(aKeyEvent)) {
-      return true;
+    if(aKeyEvent) {
+      return onKeyReleased(aKeyEvent);
     }
   }
   return QObject::eventFilter(theObject, theEvent);
@@ -77,16 +96,17 @@ bool XGUI_OperationMgr::eventFilter(QObject *theObject, QEvent *theEvent)
 
 bool XGUI_OperationMgr::startOperation(ModuleBase_Operation* theOperation)
 {
-  if (!canStartOperation(theOperation))
-    return false;
-
+  if (hasOperation())
+    currentOperation()->postpone();
   myOperations.append(theOperation);
 
-  connect(theOperation, SIGNAL(stopped()), this, SLOT(onOperationStopped()));
-  connect(theOperation, SIGNAL(started()), this, SIGNAL(operationStarted()));
-  connect(theOperation, SIGNAL(resumed()), this, SIGNAL(operationResumed()));
-  connect(theOperation, SIGNAL(activateNextWidget(ModuleBase_ModelWidget*)), this,
-          SIGNAL(activateNextWidget(ModuleBase_ModelWidget*)));
+  connect(theOperation, SIGNAL(started()), SLOT(onOperationStarted()));
+  connect(theOperation, SIGNAL(aborted()), SLOT(onOperationAborted()));
+  connect(theOperation, SIGNAL(committed()), SLOT(onOperationCommitted()));
+  connect(theOperation, SIGNAL(stopped()), SLOT(onOperationStopped()));
+  connect(theOperation, SIGNAL(resumed()), SLOT(onOperationResumed()));
+  connect(theOperation, SIGNAL(activatedByPreselection()),
+          SIGNAL(operationActivatedByPreselection()));
 
   theOperation->start();
   onValidateOperation();
@@ -119,10 +139,37 @@ void XGUI_OperationMgr::onValidateOperation()
   if (!hasOperation())
     return;
   ModuleBase_Operation* anOperation = currentOperation();
-  if(anOperation) {
-    bool isValid = anOperation->isValid();
-    emit operationValidated(isValid);
+  if(anOperation && (!myIsValidationLock)) {
+    setApplyEnabled(anOperation->isValid());
+  }
+}
+
+void XGUI_OperationMgr::setApplyEnabled(const bool theEnabled)
+{
+  myIsApplyEnabled = theEnabled;
+  emit applyEnableChanged(theEnabled);
+}
+
+bool XGUI_OperationMgr::isApplyEnabled() const
+{
+  return myIsApplyEnabled;
+}
+
+bool XGUI_OperationMgr::canStopOperation()
+{
+  ModuleBase_Operation* anOperation = currentOperation();
+  if(operationsCount() > 1) //in case of nested (sketch) operation no confirmation needed
+    return true;
+  if (anOperation && anOperation->isModified()) {
+    QString aMessage = tr("%1 operation will be aborted.").arg(anOperation->id());
+    int anAnswer = QMessageBox::question(qApp->activeWindow(),
+                                         tr("Abort operation"),
+                                         aMessage,
+                                         QMessageBox::Ok | QMessageBox::Cancel,
+                                         QMessageBox::Cancel);
+    return anAnswer == QMessageBox::Ok;
   }
+  return true;
 }
 
 bool XGUI_OperationMgr::commitOperation()
@@ -139,14 +186,17 @@ void XGUI_OperationMgr::resumeOperation(ModuleBase_Operation* theOperation)
   theOperation->resume();
 }
 
-bool XGUI_OperationMgr::canStartOperation(ModuleBase_Operation* theOperation)
+bool XGUI_OperationMgr::canStartOperation(QString theId)
 {
   bool aCanStart = true;
   ModuleBase_Operation* aCurrentOp = currentOperation();
   if (aCurrentOp) {
-    if (!aCurrentOp->isGranted(theOperation)) {
-      if (canAbortOperation()) {
-        aCurrentOp->abort();
+    if (!aCurrentOp->isGranted(theId)) {
+      if (canStopOperation()) {
+        if (myIsApplyEnabled)
+          aCurrentOp->commit();
+        else
+          aCurrentOp->abort();
       } else {
         aCanStart = false;
       }
@@ -165,26 +215,33 @@ void XGUI_OperationMgr::onCommitOperation()
 
 void XGUI_OperationMgr::onAbortOperation()
 {
-  if (hasOperation() && canAbortOperation()) {
+  if (hasOperation() && canStopOperation()) {
     currentOperation()->abort();
   }
 }
 
-bool XGUI_OperationMgr::canAbortOperation()
+void XGUI_OperationMgr::onOperationStarted()
 {
-  ModuleBase_Operation* anOperation = currentOperation();
-  if(operationsCount() > 1) //in case of nested (sketch) operation no confirmation needed
-    return true;
-  if (anOperation && anOperation->isModified()) {
-    QString aMessage = tr("%1 operation will be aborted.").arg(anOperation->id());
-    int anAnswer = QMessageBox::question(qApp->activeWindow(),
-                                         tr("Abort operation"),
-                                         aMessage,
-                                         QMessageBox::Ok | QMessageBox::Cancel,
-                                         QMessageBox::Cancel);
-    return anAnswer == QMessageBox::Ok;
-  }
-  return true;
+  ModuleBase_Operation* aSenderOperation = dynamic_cast<ModuleBase_Operation*>(sender());
+  emit operationStarted(aSenderOperation);
+}
+
+void XGUI_OperationMgr::onOperationAborted()
+{
+  ModuleBase_Operation* aSenderOperation = dynamic_cast<ModuleBase_Operation*>(sender());
+  emit operationAborted(aSenderOperation);
+}
+
+void XGUI_OperationMgr::onOperationCommitted()
+{
+  ModuleBase_Operation* aSenderOperation = dynamic_cast<ModuleBase_Operation*>(sender());
+  emit operationCommitted(aSenderOperation);
+}
+
+void XGUI_OperationMgr::onOperationResumed()
+{
+  ModuleBase_Operation* aSenderOperation = dynamic_cast<ModuleBase_Operation*>(sender());
+  emit operationResumed(aSenderOperation);
 }
 
 void XGUI_OperationMgr::onOperationStopped()
@@ -222,12 +279,9 @@ bool XGUI_OperationMgr::onKeyReleased(QKeyEvent* theEvent)
   ModuleBase_Operation* anOperation = currentOperation();
   bool isAccepted = true;
   switch (theEvent->key()) {
-    case Qt::Key_Escape: {
-      onAbortOperation();
-    }
-      break;
     case Qt::Key_Return:
     case Qt::Key_Enter: {
+      emit keyEnterReleased();
       commitOperation();
     }
       break;
@@ -235,15 +289,9 @@ bool XGUI_OperationMgr::onKeyReleased(QKeyEvent* theEvent)
       isAccepted = false;
       break;
   }
-  if(anOperation) {
-    anOperation->keyReleased(theEvent->key());
-  }
+  //if(anOperation) {
+  //  anOperation->keyReleased(theEvent->key());
+  //}
   return isAccepted;
 }
 
-void XGUI_OperationMgr::onWidgetActivated(ModuleBase_ModelWidget* theWidget)
-{
-  ModuleBase_Operation* anOperation = currentOperation();
-  if (anOperation)
-    anOperation->onWidgetActivated(theWidget);
-}