From 84468a9b2264ea713ada76b0db9e685f24d02d5b Mon Sep 17 00:00:00 2001
From: vsv <vsv@opencascade.com>
Date: Fri, 27 Mar 2020 15:51:16 +0300
Subject: [PATCH] Issue #18905(tuleap): Restore old plane of sketcher if user
 cancels plane change

---
 src/PartSet/PartSet_WidgetSketchLabel.cpp | 10 ++++++++++
 src/PartSet/PartSet_WidgetSketchLabel.h   |  2 ++
 2 files changed, 12 insertions(+)

diff --git a/src/PartSet/PartSet_WidgetSketchLabel.cpp b/src/PartSet/PartSet_WidgetSketchLabel.cpp
index 577689a6c..099f6800b 100644
--- a/src/PartSet/PartSet_WidgetSketchLabel.cpp
+++ b/src/PartSet/PartSet_WidgetSketchLabel.cpp
@@ -332,6 +332,10 @@ bool PartSet_WidgetSketchLabel::setSelectionInternal(
 
 void PartSet_WidgetSketchLabel::updateByPlaneSelected(const ModuleBase_ViewerPrsPtr& thePrs)
 {
+  // Nullify a temporary remembered plane
+  if (myTmpPlane.get())
+    myTmpPlane.reset();
+
   GeomPlanePtr aPlane = plane();
   if (!aPlane.get())
     return;
@@ -613,6 +617,11 @@ void PartSet_WidgetSketchLabel::onShowPanel()
 
 void PartSet_WidgetSketchLabel::deactivate()
 {
+  if (myTmpPlane.get()) {
+    setSketchPlane(myTmpPlane);
+    myTmpPlane.reset();
+  }
+
   ModuleBase_WidgetValidated::deactivate();
   bool aHidePreview = myPreviewPlanes->isPreviewDisplayed();
   myPreviewPlanes->erasePreviewPlanes(myWorkshop);
@@ -774,6 +783,7 @@ void PartSet_WidgetSketchLabel::onChangePlane()
     }
 
     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
+    myTmpPlane = PartSet_Tools::sketchPlane(aSketch);
     PartSet_Tools::nullifySketchPlane(aSketch);
 
     Handle(SelectMgr_Filter) aFilter = aModule->selectionFilter(SF_SketchPlaneFilter);
diff --git a/src/PartSet/PartSet_WidgetSketchLabel.h b/src/PartSet/PartSet_WidgetSketchLabel.h
index ba5c2bb50..64dbdb817 100644
--- a/src/PartSet/PartSet_WidgetSketchLabel.h
+++ b/src/PartSet/PartSet_WidgetSketchLabel.h
@@ -258,6 +258,8 @@ private:
 
   QDialog* myPartSetMessage;
   QDialog* mySizeMessage;
+
+  GeomPlanePtr myTmpPlane;
 };
 
 #endif
-- 
2.39.2