Speed fix for wxGenericDirCtrl, starting to add text input control;

added wxWS_EX_NO_AUTOFOCUS for wxMSW so we can stop wxToolBar accepting
the focus; UI update improvement to send commands to current focus window;
split tree control horiz. scrollbar problem fixed


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@8472 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/defs.h

@@ -897,6 +897,9 @@ enum wxStretch
 // descend into all subwindows
 #define wxWS_EX_VALIDATE_RECURSIVELY    0x00000001
 
+// Don't automatically set the focus when left-clicking on the window
+#define wxWS_EX_NO_AUTOFOCUS     0x10000000
+
 /*
  * wxFrame/wxDialog style flags
  */