From 62975d2fcf20910b5e7f3b9aa172faaeaff9fbda Mon Sep 17 00:00:00 2001
From: Abdullah Tahiri <abdullah.tahiri.yo@gmail.com>
Date: Wed, 19 Jun 2019 18:06:10 +0200
Subject: [PATCH] Part Gui: Update attachment icon on attach extension change

---
 .../Part/Gui/ViewProviderAttachExtension.cpp   | 18 ++++++++++++++++++
 src/Mod/Part/Gui/ViewProviderAttachExtension.h |  1 +
 2 files changed, 19 insertions(+)

diff --git a/src/Mod/Part/Gui/ViewProviderAttachExtension.cpp b/src/Mod/Part/Gui/ViewProviderAttachExtension.cpp
index 7267e07147..97004e495f 100644
--- a/src/Mod/Part/Gui/ViewProviderAttachExtension.cpp
+++ b/src/Mod/Part/Gui/ViewProviderAttachExtension.cpp
@@ -86,6 +86,24 @@ QIcon ViewProviderAttachExtension::extensionMergeOverlayIcons(const QIcon & orig
     return mergedicon;
 }
 
+void ViewProviderAttachExtension::extensionUpdateData(const App::Property* prop)
+{
+    auto* attach = getExtendedViewProvider()->getObject()->getExtensionByType<Part::AttachExtension>();
+
+    if(attach) {
+        if( prop == &(attach->Support) ||
+            prop == &(attach->MapMode) ||
+            prop == &(attach->MapPathParameter) ||
+            prop == &(attach->MapReversed) ||
+            prop == &(attach->AttachmentOffset) ||
+            prop == &(attach->AttacherType) ) {
+
+            getExtendedViewProvider()->signalChangeIcon(); // signal icon change
+        }
+    }
+
+}
+
 namespace Gui {
     EXTENSION_PROPERTY_SOURCE_TEMPLATE(PartGui::ViewProviderAttachExtensionPython, PartGui::ViewProviderAttachExtension)
 
diff --git a/src/Mod/Part/Gui/ViewProviderAttachExtension.h b/src/Mod/Part/Gui/ViewProviderAttachExtension.h
index b2c730178d..ede18a5ea0 100644
--- a/src/Mod/Part/Gui/ViewProviderAttachExtension.h
+++ b/src/Mod/Part/Gui/ViewProviderAttachExtension.h
@@ -41,6 +41,7 @@ public:
 
     virtual QIcon extensionMergeOverlayIcons(const QIcon & orig) const override;
 
+    virtual void extensionUpdateData(const App::Property*) override;
 
 };