[accerciser] Prevent accerciser from exploring itself

[Samuel Thibault <sthibaul src gnome org>]

commit 4b983ec6708daa90db1f426eb4044b2c5cee5043
Author: Samuel Thibault <samuel thibault ens-lyon org>
Date:   Fri Apr 26 16:34:09 2019 +0200

    Prevent accerciser from exploring itself

 src/lib/accerciser/accessible_treeview.py | 11 ++++++++---
 src/lib/accerciser/plugin/base_plugin.py  |  5 +++--
 2 files changed, 11 insertions(+), 5 deletions(-)
---
diff --git a/src/lib/accerciser/accessible_treeview.py b/src/lib/accerciser/accessible_treeview.py
index 4607c7d..bf6795c 100644
--- a/src/lib/accerciser/accessible_treeview.py
+++ b/src/lib/accerciser/accessible_treeview.py
@@ -450,9 +450,14 @@ class AccessibleModel(gtk.TreeStore, ToolsAccessor):
     '''
     if accessible is not None:
       icon = getIcon(accessible)
-      name = accessible.name
-      role = accessible.getLocalizedRoleName()
-      count = str(accessible.childCount)
+      if self.isMyApp(accessible):
+        name = "Accerciser"
+        role = "accerciser"
+        count = "0"
+      else:
+        name = accessible.name
+        role = accessible.getLocalizedRoleName()
+        count = str(accessible.childCount)
     else:
       icon = None
       if not dummy:
diff --git a/src/lib/accerciser/plugin/base_plugin.py b/src/lib/accerciser/plugin/base_plugin.py
index 681aa64..ac9e03a 100644
--- a/src/lib/accerciser/plugin/base_plugin.py
+++ b/src/lib/accerciser/plugin/base_plugin.py
@@ -95,8 +95,9 @@ class Plugin(ToolsAccessor):
     @param acc: The new accessibility object.
     @type acc: Accessibility.Accessible
     '''
-    self.acc = acc
-    self.onAccChanged(acc)
+    if not self.isMyApp(acc):
+      self.acc = acc
+      self.onAccChanged(acc)
 
   def onAccChanged(self, acc):
     '''