ignore the invalid position of the cursor so the input method candidate window won't block the view of the current cursor. git-svn-id: svn://10.0.0.236/trunk@114846 18797224-902f-48f8-a5cc-f745e15eee43
ignore the invalid position of the cursor so the input method candidate window won't block the view of the current cursor. git-svn-id: svn://10.0.0.236/trunk@114846 18797224-902f-48f8-a5cc-f745e15eee43