Merge b2cc6c8 into de18dc1

LeonarddeR · web-flow · commit 7d0491fb1502 · 2020-09-23T03:59:19.000+10:00
diff --git a/source/appModules/code - insiders.py b/source/appModules/code - insiders.py
@@ -0,0 +1,10 @@
+#A part of NonVisual Desktop Access (NVDA)
+#Copyright (C) 2020 NV Access Limited, Leonard de Ruijter
+#This file is covered by the GNU General Public License.
+#See the file COPYING for more details.
+
+""" App module for Visual Studio Code Insiders.
+This app module simply inherrits from the app module for the stable version of Code.
+"""
+
+from .code import *
diff --git a/source/appModules/code.py b/source/appModules/code.py
@@ -0,0 +1,26 @@
+#A part of NonVisual Desktop Access (NVDA)
+#Copyright (C) 2020 NV Access Limited, Leonard de Ruijter
+#This file is covered by the GNU General Public License.
+#See the file COPYING for more details.
+
+""" App module for Visual Studio Code.
+"""
+
+import appModuleHandler
+from NVDAObjects.IAccessible.chromium import Document
+from NVDAObjects import NVDAObject
+
+
+class VSCodeDocument(Document):
+	"""The only content in the root document node of Visual Studio code is the application object.
+	Creating a tree interceptor on this object causes a major slow down of Code.
+	Therefore, forcefully block tree interceptor creation.
+	"""
+	_get_treeInterceptorClass = NVDAObject._get_treeInterceptorClass
+
+
+class AppModule(appModuleHandler.AppModule):
+
+	def chooseNVDAObjectOverlayClasses(self, obj, clsList):
+		if Document in clsList and obj.IA2Attributes.get("tag") == "#document":
+			clsList.insert(0, VSCodeDocument)
