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

[wxWidgets.git] / include / wx / stattext.h

diff --git a/include/wx/stattext.h b/include/wx/stattext.h
index 0eb58a33979cf35e14d067f4c5aa039ce605cebd..fa0ea259c91ae8d63d8e7539197fe31fbd5e2327 100644 (file)
--- a/include/wx/stattext.h
+++ b/include/wx/stattext.h
@@ -1,36 +1,111 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        wx/stattext.h
+// Purpose:     wxStaticText base header
+// Author:      Julian Smart
+// Modified by:
+// Created:
+// Copyright:   (c) Julian Smart
+// RCS-ID:      $Id$
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+

 #ifndef _WX_STATTEXT_H_BASE_
 #define _WX_STATTEXT_H_BASE_
 
 #ifndef _WX_STATTEXT_H_BASE_
 #define _WX_STATTEXT_H_BASE_
 

+#include "wx/defs.h"
+

 #if wxUSE_STATTEXT
 
 #include "wx/control.h"
 
 #if wxUSE_STATTEXT
 
 #include "wx/control.h"
 

-WXDLLEXPORT_DATA(extern const wxChar*) wxStaticTextNameStr;
+/*
+ * wxStaticText flags
+ */
+#define wxST_NO_AUTORESIZE         0x0001
+// free 0x0002 bit
+#define wxST_ELLIPSIZE_START       0x0004
+#define wxST_ELLIPSIZE_MIDDLE      0x0008
+#define wxST_ELLIPSIZE_END         0x0010
+
+extern WXDLLIMPEXP_DATA_CORE(const char) wxStaticTextNameStr[];

 
 

-class WXDLLEXPORT wxStaticTextBase : public wxControl
+class WXDLLIMPEXP_CORE wxStaticTextBase : public wxControl

 {
 public:
 {
 public:

-    // overriden base class virtuals
-    virtual bool AcceptsFocus() const { return FALSE; }
+    wxStaticTextBase() { }
+
+    // wrap the text of the control so that no line is longer than the given
+    // width (if possible: this function won't break words)
+    // This function will modify the value returned by GetLabel()!
+    void Wrap(int width);
+
+    // overridden base virtuals
+    virtual bool AcceptsFocus() const { return false; }
+    virtual bool HasTransparentBackground() { return true; }
+
+    bool IsEllipsized() const
+    {
+        return HasFlag(wxST_ELLIPSIZE_START) ||
+               HasFlag(wxST_ELLIPSIZE_MIDDLE) ||
+               HasFlag(wxST_ELLIPSIZE_END);
+    }
+
+protected:      // functions required for wxST_ELLIPSIZE_* support
+
+    // choose the default border for this window
+    virtual wxBorder GetDefaultBorder() const { return wxBORDER_NONE; }
+
+    // Calls Ellipsize() on the real label if necessary. Unlike GetLabelText(),
+    // keeps the mnemonics instead of removing them.
+    virtual wxString GetEllipsizedLabel() const;
+
+    // Replaces parts of the string with ellipsis according to the ellipsize
+    // style. Shouldn't be called if we don't have any.
+    wxString Ellipsize(const wxString& label) const;
+
+    // to be called when updating the size of the static text:
+    // updates the label redoing ellipsization calculations
+    void UpdateLabel();
+
+    // These functions are platform-specific and must be overridden in ports
+    // which do not natively support ellipsization and they must be implemented
+    // in a way so that the m_labelOrig member of wxControl is not touched:
+
+    // returns the real label currently displayed inside the control.
+    virtual wxString DoGetLabel() const { return wxEmptyString; }
+
+    // sets the real label currently displayed inside the control,
+    // _without_ invalidating the size. The text passed is always markup-free
+    // but may contain the mnemonic characters.
+    virtual void DoSetLabel(const wxString& WXUNUSED(str)) { }
+
+private:
+    wxDECLARE_NO_COPY_CLASS(wxStaticTextBase);

 };
 
 };
 

+// see wx/generic/stattextg.h for the explanation
+#ifndef wxNO_PORT_STATTEXT_INCLUDE
+

 #if defined(__WXUNIVERSAL__)
     #include "wx/univ/stattext.h"
 #elif defined(__WXMSW__)
     #include "wx/msw/stattext.h"
 #elif defined(__WXMOTIF__)
     #include "wx/motif/stattext.h"
 #if defined(__WXUNIVERSAL__)
     #include "wx/univ/stattext.h"
 #elif defined(__WXMSW__)
     #include "wx/msw/stattext.h"
 #elif defined(__WXMOTIF__)
     #include "wx/motif/stattext.h"

-#elif defined(__WXGTK__)
+#elif defined(__WXGTK20__)

     #include "wx/gtk/stattext.h"
     #include "wx/gtk/stattext.h"

+#elif defined(__WXGTK__)
+    #include "wx/gtk1/stattext.h"

 #elif defined(__WXMAC__)
 #elif defined(__WXMAC__)

-    #include "wx/mac/stattext.h"
+    #include "wx/osx/stattext.h"
+#elif defined(__WXCOCOA__)
+    #include "wx/cocoa/stattext.h"

 #elif defined(__WXPM__)
     #include "wx/os2/stattext.h"
 #elif defined(__WXPM__)
     #include "wx/os2/stattext.h"

-#elif defined(__WXSTUBS__)
-    #include "wx/stubs/stattext.h"

 #endif
 
 #endif
 

+#endif // !wxNO_PORT_STATTEXT_INCLUDE
+

 #endif // wxUSE_STATTEXT
 
 #endif // wxUSE_STATTEXT
 

-#endif
-    // _WX_STATTEXT_H_BASE_
+#endif // _WX_STATTEXT_H_BASE_