X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FXGUI%2FXGUI_OperationMgr.cpp;h=8a3b36e12ca8755668b625de5c2f3df25eb958ca;hb=0caee92b045249b15dd6df72d52b44335e05cc3f;hp=ae5aeb04732b065d042ee57b34a82ad61e128894;hpb=11fca61445a4c008b1b703bfd4bb512fcac65135;p=modules%2Fshaper.git

diff --git a/src/XGUI/XGUI_OperationMgr.cpp b/src/XGUI/XGUI_OperationMgr.cpp
index ae5aeb047..8a3b36e12 100644
--- a/src/XGUI/XGUI_OperationMgr.cpp
+++ b/src/XGUI/XGUI_OperationMgr.cpp
@@ -1,76 +1,149 @@
+// File:        XGUI_OperationMgr.h
+// Created:     20 Apr 2014
+// Author:      Natalia ERMOLAEVA
+
 #include "XGUI_OperationMgr.h"
 
 #include "ModuleBase_Operation.h"
 
 #include <QMessageBox>
+#include <QApplication>
+#include <QKeyEvent>
 
-/*!
- \brief Constructor
- */
 XGUI_OperationMgr::XGUI_OperationMgr(QObject* theParent)
 : QObject(theParent)
 {
+  // listen to Escape signal to stop the current operation
+  qApp->installEventFilter(this);
 }
 
-/*!
- \brief Destructor
- */
 XGUI_OperationMgr::~XGUI_OperationMgr()
 {
 }
 
-/*!
- \brief Returns the current operation or NULL
- * \return the current operation
- */
 ModuleBase_Operation* XGUI_OperationMgr::currentOperation() const
 {
   return myOperations.count() > 0 ? myOperations.last() : 0;
 }
 
-/*!
- \brief Sets the current operation or NULL
- * \return the current operation
- */
+bool XGUI_OperationMgr::hasOperation() const
+{
+  return (myOperations.count() > 0) && (myOperations.last() != NULL);
+}
+
+int XGUI_OperationMgr::operationsCount() const
+{
+  return myOperations.count();
+}
+
 bool XGUI_OperationMgr::startOperation(ModuleBase_Operation* theOperation)
 {
   if (!canStartOperation(theOperation))
     return false;
 
   myOperations.append(theOperation);
-  emit beforeOperationStart();
 
   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*)));
+
   theOperation->start();
+  return true;
+}
+
+bool XGUI_OperationMgr::abortOperation()
+{
+  ModuleBase_Operation* aCurrentOp = currentOperation();
+  if (!aCurrentOp || !canStopOperation())
+    return false; 
 
-  emit afterOperationStart();
+  aCurrentOp->abort();
   return true;
 }
 
+QStringList XGUI_OperationMgr::operationList()
+{
+  QStringList result;
+  foreach(ModuleBase_Operation* eachOperation, myOperations) {
+    result << eachOperation->id();
+  }
+  return result;
+}
+
+bool XGUI_OperationMgr::eventFilter(QObject *theObject, QEvent *theEvent)
+{
+  if (theEvent->type() == QEvent::KeyRelease) {
+    QKeyEvent* aKeyEvent = (QKeyEvent*)theEvent;
+    if (aKeyEvent && aKeyEvent->key() == Qt::Key_Escape) {
+      // TODO: this is Escape button processing when the property panel has empty content,
+      // but the operation should be stopped by the Enter has been clicked
+      onKeyReleased("", aKeyEvent);
+      return true;
+    }
+  }
+  return QObject::eventFilter(theObject, theEvent);
+}
+
+void XGUI_OperationMgr::resumeOperation(ModuleBase_Operation* theOperation)
+{
+  theOperation->resume();
+}
+
 bool XGUI_OperationMgr::canStartOperation(ModuleBase_Operation* theOperation)
 {
   bool aCanStart = true;
   ModuleBase_Operation* aCurrentOp = currentOperation();
-  if (aCurrentOp && !theOperation->isGranted())
+  if (aCurrentOp && !theOperation->isGranted(aCurrentOp))
   {
-    int anAnswer = QMessageBox::question(0, tr("Operation launch"),
-                                tr("Previous operation is not finished and will be aborted"),
-                                QMessageBox::Ok, QMessageBox::Cancel);
-    if (anAnswer == QMessageBox::Ok)
+    if (canStopOperation()) {
       aCurrentOp->abort();
-    else
+    } else {
       aCanStart = false;
+    }
   }
   return aCanStart;
 }
 
-void XGUI_OperationMgr::commitCurrentOperation()
+bool XGUI_OperationMgr::canStopOperation()
 {
   ModuleBase_Operation* anOperation = currentOperation();
-  if (!anOperation)
-    return;
+  if (anOperation) {
+    if (anOperation->isModified()) {
+      int anAnswer = QMessageBox::question(qApp->activeWindow(), tr("Operation launch"),
+                                  tr("Previous operation is not finished and will be aborted"),
+                                  QMessageBox::Ok, QMessageBox::Cancel);
+      return anAnswer == QMessageBox::Ok;
+    }
+  }
+  return true;
+}
+
+void XGUI_OperationMgr::onCommitOperation()
+{
+  ModuleBase_Operation* anOperation = currentOperation();
+  if (anOperation)
+    anOperation->commit();
+}
+
+void XGUI_OperationMgr::onAbortOperation()
+{
+  ModuleBase_Operation* anOperation = currentOperation();
+  if (anOperation && canAbortOperation())
+    anOperation->abort();
+}
 
-  anOperation->commit();
+bool XGUI_OperationMgr::canAbortOperation()
+{
+  ModuleBase_Operation* anOperation = currentOperation();
+  if (anOperation && anOperation->isModified()) {
+      int anAnswer = QMessageBox::question(qApp->activeWindow(), tr("Cancel operation"),
+                                  tr("Operation %1 will be cancelled. Continue?").arg(anOperation->id()),
+                                  QMessageBox::Yes, QMessageBox::No);
+      return anAnswer == QMessageBox::Yes;
+  }
+  return true;
 }
 
 void XGUI_OperationMgr::onOperationStopped()
@@ -81,6 +154,9 @@ void XGUI_OperationMgr::onOperationStopped()
     return;
 
   myOperations.removeAll(anOperation);
+  anOperation->deleteLater();
+
+  emit operationStopped(anOperation);
 
   // get last operation which can be resumed
   ModuleBase_Operation* aResultOp = 0;
@@ -95,5 +171,19 @@ void XGUI_OperationMgr::onOperationStopped()
     }
   }
   if (aResultOp)
-    startOperation(aResultOp);
+    resumeOperation(aResultOp);
+}
+
+void XGUI_OperationMgr::onKeyReleased(const std::string& theName, QKeyEvent* theEvent)
+{
+  ModuleBase_Operation* anOperation = currentOperation();
+  if (anOperation)
+    anOperation->keyReleased(theName, theEvent);
+}
+
+void XGUI_OperationMgr::onWidgetActivated(ModuleBase_ModelWidget* theWidget)
+{
+  ModuleBase_Operation* anOperation = currentOperation();
+  if (anOperation)
+    anOperation->onWidgetActivated(theWidget);
 }