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 9ef2835fa7b10edddecd89a78dbabf4e18f1ce1b..2c8afed8f60f5fa5770810537bb920eb8f754d2d 100644 (file)
--- a/include/wx/univ/control.h
+++ b/include/wx/univ/control.h
@@ -5,25 +5,23 @@
 // Modified by:
 // Created:     14.08.00
 // RCS-ID:      $Id$
 // Modified by:
 // Created:     14.08.00
 // RCS-ID:      $Id$

-// Copyright:   (c) 2000 Vadim Zeitlin <vadim@wxwindows.org>
-// Licence:     wxWindows license
+// Copyright:   (c) 2000 SciTech Software, Inc. (www.scitechsoft.com)
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_UNIV_CONTROL_H_
 #define _WX_UNIV_CONTROL_H_
 
 /////////////////////////////////////////////////////////////////////////////
 
 #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
 #include "wx/univ/inphand.h"
 
 
 // we must include it as most/all control classes derive their handlers from
 // it
 #include "wx/univ/inphand.h"
 

+#include "wx/univ/inpcons.h"
+

 // ----------------------------------------------------------------------------
 // wxControlAction: the action is currently just a string which identifies it,
 // later it might become an atom (i.e. an opaque handler to string).
 // ----------------------------------------------------------------------------
 // wxControlAction: the action is currently just a string which identifies it,
 // later it might become an atom (i.e. an opaque handler to string).


@@ -34,13 +32,13 @@ typedef wxString wxControlAction;
 // the list of actions which apply to all controls (other actions are defined
 // in the controls headers)
 
 // 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
 // ----------------------------------------------------------------------------
 
 
 // ----------------------------------------------------------------------------
 // wxControl: the base class for all GUI controls
 // ----------------------------------------------------------------------------
 

-class WXDLLEXPORT wxControl : public wxControlBase
+class WXDLLIMPEXP_CORE wxControl : public wxControlBase, public wxInputConsumer

 {
 public:
     wxControl() { Init(); }
 {
 public:
     wxControl() { Init(); }


@@ -66,15 +64,12 @@ public:
 
     // this function will filter out '&' characters and will put the
     // accelerator char (the one immediately after '&') into m_chAccel
 
     // 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; }
 
     // return the index of the accel char in the label or -1 if none
     int GetAccelIndex() const { return m_indexAccel; }


@@ -82,41 +77,19 @@ public:
     // return the accel char itself or 0 if none
     wxChar GetAccelChar() const
     {
     // 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];

     }
 
     }
 

-    // get the input handler of this control
-    wxInputHandler *GetInputHandler() const { return m_handler; }
-
-    // perform a control-dependent action: an action may have an optional
-    // numeric and another (also optional) string argument whose interpretation
-    // depends on the action
-    //
-    // NB: we might use ellipsis in PerformAction() declaration but this
-    //     wouldn't be more efficient than always passing 2 unused parameters
-    //     but would be more difficult. Another solution would be to have
-    //     several overloaded versions but this will expose the problem of
-    //     virtual function hiding we don't have here.
-    virtual bool PerformAction(const wxControlAction& action,
-                               long numArg = -1l,
-                               const wxString& strArg = wxEmptyString);
+    virtual wxWindow *GetInputWindow() const { return (wxWindow*)this; }

 
 protected:
 
 protected:

-    // event handlers
-    void OnMouse(wxMouseEvent& event);
-    void OnKeyDown(wxKeyEvent& event);
-    void OnKeyUp(wxKeyEvent& event);
-    void OnFocus(wxFocusEvent& event);
-    void OnActivate(wxActivateEvent& event);
-

     // common part of all ctors
     void Init();
 
     // common part of all ctors
     void Init();
 

-    // create input handler by name
-    void CreateInputHandler(const wxString& inphandler);
-
-    // input processor (never deleted, the theme deletes it itself)
-    wxInputHandler *m_handler;
+    // 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
 
 private:
     // label and accel info


@@ -125,6 +98,7 @@ private:
 
     DECLARE_DYNAMIC_CLASS(wxControl)
     DECLARE_EVENT_TABLE()
 
     DECLARE_DYNAMIC_CLASS(wxControl)
     DECLARE_EVENT_TABLE()

+    WX_DECLARE_INPUT_CONSUMER()

 };
 
 #endif // _WX_UNIV_CONTROL_H_
 };
 
 #endif // _WX_UNIV_CONTROL_H_