From 315f1e7ebc1a5f3120774a5b926a126aa9293825 Mon Sep 17 00:00:00 2001
From: vsv <vsv@opencascade.com>
Date: Wed, 21 Aug 2019 13:19:03 +0300
Subject: [PATCH] Issue #2981: Update color bar on modification of preferences

---
 src/SHAPERGUI/SHAPERGUI.cpp | 12 ++++++------
 src/XGUI/XGUI_Displayer.cpp |  7 ++++++-
 2 files changed, 12 insertions(+), 7 deletions(-)

diff --git a/src/SHAPERGUI/SHAPERGUI.cpp b/src/SHAPERGUI/SHAPERGUI.cpp
index 61716cafc..2ff3a2887 100644
--- a/src/SHAPERGUI/SHAPERGUI.cpp
+++ b/src/SHAPERGUI/SHAPERGUI.cpp
@@ -792,32 +792,32 @@ void SHAPERGUI::createPreferences()
 
   int colorScaleGroup = pref->addItem(tr("Color scale"), viewTab);
   pref->setItemProperty("columns", 4, colorScaleGroup);
-  int aItem = pref->addItem(tr("X position"), colorScaleGroup,
+  int aItem = aMgr.addPreference(tr("X position"), colorScaleGroup,
     SUIT_PreferenceMgr::Double, ModuleBase_Preferences::VIEWER_SECTION, "scalar_bar_x_position");
   pref->setItemProperty("min", 0, aItem);
   pref->setItemProperty("max", 1, aItem);
 
-  aItem = pref->addItem(tr("Y position"), colorScaleGroup,
+  aItem = aMgr.addPreference(tr("Y position"), colorScaleGroup,
     SUIT_PreferenceMgr::Double, ModuleBase_Preferences::VIEWER_SECTION, "scalar_bar_y_position");
   pref->setItemProperty("min", 0, aItem);
   pref->setItemProperty("max", 1, aItem);
 
-  aItem = pref->addItem(tr("Width"), colorScaleGroup,
+  aItem = aMgr.addPreference(tr("Width"), colorScaleGroup,
     SUIT_PreferenceMgr::Double, ModuleBase_Preferences::VIEWER_SECTION, "scalar_bar_width");
   pref->setItemProperty("min", 0, aItem);
   pref->setItemProperty("max", 1, aItem);
 
-  aItem = pref->addItem(tr("Height"), colorScaleGroup,
+  aItem = aMgr.addPreference(tr("Height"), colorScaleGroup,
     SUIT_PreferenceMgr::Double, ModuleBase_Preferences::VIEWER_SECTION, "scalar_bar_height");
   pref->setItemProperty("min", 0, aItem);
   pref->setItemProperty("max", 1, aItem);
 
-  aItem = pref->addItem(tr("Intervals number"), colorScaleGroup,
+  aItem = aMgr.addPreference(tr("Intervals number"), colorScaleGroup,
     SUIT_PreferenceMgr::Integer, ModuleBase_Preferences::VIEWER_SECTION, "scalar_bar_nb_intervals");
   pref->setItemProperty("min", 0, aItem);
   pref->setItemProperty("max", 100, aItem);
 
-  aItem = pref->addItem(tr("Text height"), colorScaleGroup,
+  aItem = aMgr.addPreference(tr("Text height"), colorScaleGroup,
     SUIT_PreferenceMgr::Integer, ModuleBase_Preferences::VIEWER_SECTION, "scalar_bar_text_height");
   pref->setItemProperty("min", 0, aItem);
   pref->setItemProperty("max", 100, aItem);
diff --git a/src/XGUI/XGUI_Displayer.cpp b/src/XGUI/XGUI_Displayer.cpp
index 099d61ad0..2b1c9a1ab 100644
--- a/src/XGUI/XGUI_Displayer.cpp
+++ b/src/XGUI/XGUI_Displayer.cpp
@@ -370,11 +370,16 @@ void XGUI_Displayer::redisplayObjects()
   // redisplay objects visualized in the viewer
   static Events_ID EVENT_DISP = Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY);
   static const ModelAPI_EventCreator* aECreator = ModelAPI_EventCreator::get();
-  QObjectPtrList aDisplayed = myWorkshop->displayer()->displayedObjects();
+  QObjectPtrList aDisplayed = displayedObjects();
   QObjectPtrList::const_iterator anIt = aDisplayed.begin(), aLast = aDisplayed.end();
   for (; anIt != aLast; anIt++) {
     aECreator->sendUpdated(*anIt, EVENT_DISP);
   }
+  XGUI_ViewerProxy* aViewer = myWorkshop->viewer();
+  if (aViewer->isColorScaleVisible()) {
+    aViewer->setupColorScale();
+    aViewer->setColorScaleShown(true);
+  }
   Events_Loop::loop()->flush(EVENT_DISP);
 }
 
-- 
2.39.2