[orca] Be more aggressive trying to set the caret offset in text

[Joanmarie Diggs <joanied src gnome org>]

commit 04a68a7f86ad627109665ea2405226c9188168fe
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Tue Jul 23 11:14:49 2019 -0400

    Be more aggressive trying to set the caret offset in text
    
    We do this to try to trigger a user-agent update of the focused element.
    Of course, the user agents can (and do sometimes) ignore us. But at
    least now we've tried....

 src/orca/scripts/web/script_utilities.py | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)
---
diff --git a/src/orca/scripts/web/script_utilities.py b/src/orca/scripts/web/script_utilities.py
index e19f50564..f0ced1a51 100644
--- a/src/orca/scripts/web/script_utilities.py
+++ b/src/orca/scripts/web/script_utilities.py
@@ -406,9 +406,16 @@ class Utilities(script_utilities.Utilities):
         if grabFocus:
             self.grabFocus(obj)
 
-        text = self.queryNonEmptyText(obj)
-        if text:
-            text.setCaretOffset(offset)
+        # Don't use queryNonEmptyText() because we need to try to force-update focus.
+        if "Text" in pyatspi.listInterfaces(obj):
+            try:
+                obj.queryText().setCaretOffset(offset)
+            except:
+                msg = "WEB: Exception setting caret to %i in %s" % (offset, obj)
+                debug.println(debug.LEVEL_INFO, msg, True)
+            else:
+                msg = "WEB: Caret set to %i in %s" % (offset, obj)
+                debug.println(debug.LEVEL_INFO, msg, True)
 
         if self._script.useFocusMode(obj) != self._script.inFocusMode():
             self._script.togglePresentationMode(None)