Support float, double and file name values in wxGenericValidator.

Currently these values can only be read from/written to wxTextCtrl but support
for other controls (e.g. wxSpinCtrlDouble for float/double) could be added in
the future.

Closes #13304.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@68217 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/valgen.h

@@ -16,6 +16,7 @@
 #if wxUSE_VALIDATORS
 
 class WXDLLIMPEXP_FWD_BASE wxDateTime;
+class WXDLLIMPEXP_FWD_BASE wxFileName;
 
 // ----------------------------------------------------------------------------
 // wxGenericValidator performs data transfer between many standard controls and
@@ -42,6 +43,13 @@ public:
         // wxDatePickerCtrl
     wxGenericValidator(wxDateTime* val);
 #endif // wxUSE_DATETIME
+        // wxTextCtrl
+    wxGenericValidator(wxFileName* val);
+        // wxTextCtrl
+    wxGenericValidator(float* val);
+        // wxTextCtrl
+    wxGenericValidator(double* val);
+
     wxGenericValidator(const wxGenericValidator& copyFrom);
 
     virtual ~wxGenericValidator(){}
@@ -73,6 +81,9 @@ protected:
 #if wxUSE_DATETIME
     wxDateTime* m_pDateTime;
 #endif // wxUSE_DATETIME
+    wxFileName* m_pFileName;
+    float*      m_pFloat;
+    double*     m_pDouble;
 
 private:
     DECLARE_CLASS(wxGenericValidator)