use less expensive GetLastPosition() instead of GetValue() to implement IsEmpty()

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@52536 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2008-03-15 03:05:28 +00:00 · 2008-03-15 03:05:28 +00:00 · 2f74c9c6b5
commit 2f74c9c6b5
parent e072113323
1 changed files with 1 additions and 1 deletions
--- a/include/wx/textentry.h
+++ b/include/wx/textentry.h
@ -45,7 +45,7 @@ public:

    virtual wxString GetValue() const = 0;
    virtual wxString GetRange(long from, long to) const;
-    bool IsEmpty() const { return GetValue().empty(); }
+    bool IsEmpty() const { return GetLastPosition() > 0; }


    // editing operations