Support using GetTextExtent() with empty string to get descent in wxOSX.

[wxWidgets.git] / include / wx / univ / control.h

diff --git a/include/wx/univ/control.h b/include/wx/univ/control.h
index c0d4ccfd0e7183a81d02bdc09e4daa70b47f1968..2c8afed8f60f5fa5770810537bb920eb8f754d2d 100644 (file)
--- a/include/wx/univ/control.h
+++ b/include/wx/univ/control.h
@@ -6,19 +6,15 @@
 // Created:     14.08.00
 // RCS-ID:      $Id$
 // Copyright:   (c) 2000 SciTech Software, Inc. (www.scitechsoft.com)
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_UNIV_CONTROL_H_
 #define _WX_UNIV_CONTROL_H_
 
-#ifdef __GNUG__
-    #pragma interface "control.h"
-#endif
-
-class WXDLLEXPORT wxControlRenderer;
-class WXDLLEXPORT wxInputHandler;
-class WXDLLEXPORT wxRenderer;
+class WXDLLIMPEXP_FWD_CORE wxControlRenderer;
+class WXDLLIMPEXP_FWD_CORE wxInputHandler;
+class WXDLLIMPEXP_FWD_CORE wxRenderer;
 
 // we must include it as most/all control classes derive their handlers from
 // it
@@ -36,13 +32,13 @@ typedef wxString wxControlAction;
 // the list of actions which apply to all controls (other actions are defined
 // in the controls headers)
 
-#define wxACTION_NONE    _T("")           // no action to perform
+#define wxACTION_NONE    wxT("")           // no action to perform
 
 // ----------------------------------------------------------------------------
 // wxControl: the base class for all GUI controls
 // ----------------------------------------------------------------------------
 
-class WXDLLEXPORT wxControl : public wxControlBase, public wxInputConsumer
+class WXDLLIMPEXP_CORE wxControl : public wxControlBase, public wxInputConsumer
 {
 public:
     wxControl() { Init(); }
@@ -68,15 +64,12 @@ public:
 
     // this function will filter out '&' characters and will put the
     // accelerator char (the one immediately after '&') into m_chAccel
-    virtual void SetLabel(const wxString &label);
-    virtual wxString GetLabel() const;
+    virtual void SetLabel(const wxString& label);
 
-    // wxUniversal-specific methods
+    // return the current label
+    virtual wxString GetLabel() const { return m_label; }
 
-    // return the accel index in the string or -1 if none and puts the modified
-    // string intosecond parameter if non NULL
-    static int FindAccelIndex(const wxString& label,
-                              wxString *labelOnly = NULL);
+    // wxUniversal-specific methods
 
     // return the index of the accel char in the label or -1 if none
     int GetAccelIndex() const { return m_indexAccel; }
@@ -84,7 +77,7 @@ public:
     // return the accel char itself or 0 if none
     wxChar GetAccelChar() const
     {
-        return m_indexAccel == -1 ? _T('\0') : m_label[m_indexAccel];
+        return m_indexAccel == -1 ? wxT('\0') : (wxChar)m_label[m_indexAccel];
     }
 
     virtual wxWindow *GetInputWindow() const { return (wxWindow*)this; }
@@ -93,6 +86,11 @@ protected:
     // common part of all ctors
     void Init();
 
+    // set m_label and m_indexAccel and refresh the control to show the new
+    // label (but, unlike SetLabel(), don't call the base class SetLabel() thus
+    // avoiding to change wxControlBase::m_labelOrig)
+    void UnivDoSetLabel(const wxString& label);
+
 private:
     // label and accel info
     wxString   m_label;