added wxWindow::IsFrozen() (only existed in wxMSW and wxDFB before)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41207 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2006-09-13 23:45:31 +00:00
parent 49e74855af
commit d4a1433fcc
4 changed files with 17 additions and 4 deletions
--- a/include/wx/window.h
+++ b/include/wx/window.h
@@ -719,6 +719,9 @@ public:
        // thaw the window: redraw it after it had been frozen
    virtual void Thaw() { }

+        // return true if window had been frozen and not unthawed yet
+    virtual bool IsFrozen() const { return false; }
+
        // adjust DC for drawing on this window
    virtual void PrepareDC( wxDC & WXUNUSED(dc) ) { }