first pass of wxUniv merge - nothing works, most parts don't even compile

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10673 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/univ/theme.h

@@ -0,0 +1,127 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        wx/univ/theme.h
+// Purpose:     wxTheme class manages all configurable aspects of the
+//              application including the look (wxRenderer), feel
+//              (wxInputHandler) and the colours (wxColourScheme)
+// Author:      Vadim Zeitlin
+// Modified by:
+// Created:     06.08.00
+// RCS-ID:      $Id$
+// Copyright:   (c) 2000 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
+// Licence:     wxWindows license
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_UNIV_THEME_H_
+#define _WX_UNIV_THEME_H_
+
+#ifdef __GNUG__
+    #pragma interface "theme.h"
+#endif
+
+// ----------------------------------------------------------------------------
+// wxTheme
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxRenderer;
+class WXDLLEXPORT wxColourScheme;
+class WXDLLEXPORT wxInputHandler;
+struct WXDLLEXPORT wxThemeInfo;
+
+class WXDLLEXPORT wxTheme
+{
+public:
+    // static methods
+    // --------------
+
+    // create the default theme
+    static bool CreateDefault();
+
+    // create the theme by name (will return NULL if not found)
+    static wxTheme *Create(const wxString& name);
+
+    // change the current scheme
+    static wxTheme *Set(wxTheme *theme);
+
+    // get the current theme (never NULL)
+    static wxTheme *Get() { return ms_theme; }
+
+    // the theme methods
+    // -----------------
+
+    // get the renderer implementing all the control-drawing operations in
+    // this theme
+    virtual wxRenderer *GetRenderer() = 0;
+
+    // get the input handler of the given type
+    virtual wxInputHandler *GetInputHandler(const wxString& handlerType) = 0;
+
+    // get the colour scheme for the control with this name
+    virtual wxColourScheme *GetColourScheme() = 0;
+
+    // implementation only from now on
+    // -------------------------------
+
+    virtual ~wxTheme();
+
+private:
+    // the list of descriptions of all known themes
+    static wxThemeInfo *ms_allThemes;
+
+    // the current theme
+    static wxTheme *ms_theme;
+
+    friend wxThemeInfo;
+};
+
+// ----------------------------------------------------------------------------
+// dynamic theme creation helpers
+// ----------------------------------------------------------------------------
+
+struct WXDLLEXPORT wxThemeInfo
+{
+    typedef wxTheme *(*Constructor)();
+
+    // theme name and (user readable) description
+    wxString name, desc;
+
+    // the function to create a theme object
+    Constructor ctor;
+
+    // next node in the linked list or NULL
+    wxThemeInfo *next;
+
+    // constructor for the struct itself
+    wxThemeInfo(Constructor ctor, const wxChar *name, const wxChar *desc);
+};
+
+// ----------------------------------------------------------------------------
+// macros
+// ----------------------------------------------------------------------------
+
+// to use a standard theme insert this macro into one of the application files:
+// without it, an over optimizing linker may discard the object module
+// containing the theme implementation entirely
+#define WX_USE_THEME(themename)                                             \
+    extern bool wxThemeUse##themename;                                      \
+    static struct wxThemeUserFor##themename                                 \
+    {                                                                       \
+        wxThemeUserFor##themename() { wxThemeUse##themename = TRUE; }       \
+    } wxThemeDoUse##themename
+
+// to declare a new theme, this macro must be used in the class declaration
+#define WX_DECLARE_THEME(themename)                                         \
+    private:                                                                \
+        static wxThemeInfo ms_info##themename;                              \
+    public:                                                                 \
+        const wxThemeInfo *GetThemeInfo() const                             \
+            { return &ms_info##themename; }
+
+// and this one must be inserted in the source file
+#define WX_IMPLEMENT_THEME(classname, themename, themedesc)                 \
+    bool wxThemeUse##themename = TRUE;                                      \
+    wxTheme *wxCtorFor##themename() { return new classname; }               \
+    wxThemeInfo classname::ms_info##themename(wxCtorFor##themename,         \
+                                              #themename, themedesc)
+
+#endif // _WX_UNIV_THEME_H_
+