From 19dff6c8fb965bccbe6060ea4fcbaa97a1e9da80 Mon Sep 17 00:00:00 2001
From: nds <nds@opencascade.com>
Date: Wed, 28 Oct 2015 08:46:39 +0300
Subject: [PATCH] Restart a line creation by mouse move, other create operation
 are restarted by mouse release in the viewer.

---
 src/PartSet/PartSet_Module.cpp        | 18 ++++++++++++++++--
 src/PartSet/PartSet_SketcherMgr.cpp   | 20 ++++++++++++++++++++
 src/PartSet/PartSet_WidgetPoint2d.cpp | 10 ++++++++++
 src/PartSet/PartSet_WidgetPoint2d.h   |  4 ++++
 4 files changed, 50 insertions(+), 2 deletions(-)

diff --git a/src/PartSet/PartSet_Module.cpp b/src/PartSet/PartSet_Module.cpp
index 1348ef970..7e940adef 100755
--- a/src/PartSet/PartSet_Module.cpp
+++ b/src/PartSet/PartSet_Module.cpp
@@ -256,12 +256,15 @@ void PartSet_Module::onOperationCommitted(ModuleBase_Operation* theOperation)
   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
   if (!aFOperation)
     return;
+  // the clear selection is obsolete because during restart of the creation operation
+  // we would like to use selected object, e.g. a line in a parallel constraint
+
   // the selection is cleared after commit the create operation
   // in order to do not use the same selected objects in the restarted operation
   // for common behaviour, the selection is cleared even if the operation is not restarted
-  XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
+  /*XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
   XGUI_Workshop* aWorkshop = aConnector->workshop();
-  aWorkshop->selector()->clearSelection();
+  aWorkshop->selector()->clearSelection();*/
 
   /// Restart sketcher operations automatically
   FeaturePtr aFeature = aFOperation->feature();
@@ -316,6 +319,14 @@ void PartSet_Module::breakOperationSequence()
 
 void PartSet_Module::onOperationAborted(ModuleBase_Operation* theOperation)
 {
+  if (myIsInternalEditOperation) {
+    // abort the created feature, which is currently edited
+    SessionPtr aMgr = ModelAPI_Session::get();
+    if (aMgr->hasModuleDocument() && aMgr->canUndo()) {
+      aMgr->undo();
+    }
+  }
+
   myIsInternalEditOperation = false;
   breakOperationSequence();
 }
@@ -597,6 +608,9 @@ void PartSet_Module::onEnterReleased()
 
 void PartSet_Module::onOperationActivatedByPreselection()
 {
+  if (myRestartingMode != RM_None)
+    return;
+
   ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
   if(anOperation && PartSet_SketcherMgr::isNestedSketchOperation(anOperation)) {
     // Set final definitions if they are necessary
diff --git a/src/PartSet/PartSet_SketcherMgr.cpp b/src/PartSet/PartSet_SketcherMgr.cpp
index 270877d4b..2e0435d62 100644
--- a/src/PartSet/PartSet_SketcherMgr.cpp
+++ b/src/PartSet/PartSet_SketcherMgr.cpp
@@ -336,6 +336,9 @@ void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseE
   if (!(theEvent->buttons() & Qt::LeftButton))
     return;
 
+  if (myModule->isInternalEditOperation()) // it should be processed by mouse release
+    return;
+
   // Clear dragging mode
   myIsDragging = false;
 
@@ -434,6 +437,13 @@ void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseE
 
 void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 {
+  if (myModule->isInternalEditOperation()) {
+    ModuleBase_Operation* anOperation = getCurrentOperation();
+    //if (operationMgr()->isApplyEnabled())
+    anOperation->commit();
+    return;
+  }
+
   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
   if (!aViewer->canDragByMouse())
@@ -469,6 +479,16 @@ void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouse
 
 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 {
+  if (myModule->isInternalEditOperation()) {
+    PartSet_WidgetPoint2D* aPoint2DWdg = dynamic_cast<PartSet_WidgetPoint2D*>(myModule->activeWidget());
+    if (aPoint2DWdg && aPoint2DWdg->canBeActivatedByMove()) {
+      ModuleBase_Operation* anOperation = getCurrentOperation();
+      //if (operationMgr()->isApplyEnabled())
+      anOperation->commit();
+      return;
+    }
+  }
+
   if (isNestedCreateOperation(getCurrentOperation()) && !myIsMouseOverViewProcessed) {
     myIsMouseOverViewProcessed = true;
     // 1. perform the widget mouse move functionality and display the presentation
diff --git a/src/PartSet/PartSet_WidgetPoint2d.cpp b/src/PartSet/PartSet_WidgetPoint2d.cpp
index bb75fd068..40b221c45 100644
--- a/src/PartSet/PartSet_WidgetPoint2d.cpp
+++ b/src/PartSet/PartSet_WidgetPoint2d.cpp
@@ -266,6 +266,16 @@ void PartSet_WidgetPoint2D::activateCustom()
   myLockApplyMgr->activate();
 }
 
+bool PartSet_WidgetPoint2D::canBeActivatedByMove()
+{
+  bool aCanBeActivated = false;
+  if (feature()->getKind() == SketchPlugin_Line::ID() &&
+      attributeID() == SketchPlugin_Line::START_ID())
+    aCanBeActivated = true;
+
+  return aCanBeActivated;
+}
+
 void PartSet_WidgetPoint2D::deactivate()
 {
   ModuleBase_IViewer* aViewer = myWorkshop->viewer();
diff --git a/src/PartSet/PartSet_WidgetPoint2d.h b/src/PartSet/PartSet_WidgetPoint2d.h
index 88ae9ac2e..216d058f4 100644
--- a/src/PartSet/PartSet_WidgetPoint2d.h
+++ b/src/PartSet/PartSet_WidgetPoint2d.h
@@ -66,6 +66,10 @@ Q_OBJECT
 
   //bool initFromPrevious(ObjectPtr theObject);
 
+  /// Defines if the widget can be activated by mouse move.
+  /// By default it returns false
+  virtual bool canBeActivatedByMove();
+
   /// The methiod called when widget is deactivated
   virtual void deactivate();
 
-- 
2.39.2