projects / wxWidgets.git / blame
| Commit | Line | Data |
|---|---|---|
| 1e6feb95 VZ |
1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: wx/univ/theme.h | |
| 3 | // Purpose: wxTheme class manages all configurable aspects of the | |
| 4 | // application including the look (wxRenderer), feel | |
| 5 | // (wxInputHandler) and the colours (wxColourScheme) | |
| 6 | // Author: Vadim Zeitlin | |
| 7 | // Modified by: | |
| 8 | // Created: 06.08.00 | |
| 9 | // RCS-ID: $Id$ | |
| 10 | // Copyright: (c) 2000 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr> | |
| 11 | // Licence: wxWindows license | |
| 12 | /////////////////////////////////////////////////////////////////////////////// | |
| 13 | ||
| 14 | #ifndef _WX_UNIV_THEME_H_ | |
| 15 | #define _WX_UNIV_THEME_H_ | |
| 16 | ||
| 17 | #ifdef __GNUG__ | |
| 18 | #pragma interface "theme.h" | |
| 19 | #endif | |
| 20 | ||
| 21 | // ---------------------------------------------------------------------------- | |
| 22 | // wxTheme | |
| 23 | // ---------------------------------------------------------------------------- | |
| 24 | ||
| 25 | class WXDLLEXPORT wxRenderer; | |
| 26 | class WXDLLEXPORT wxColourScheme; | |
| 27 | class WXDLLEXPORT wxInputHandler; | |
| 28 | struct WXDLLEXPORT wxThemeInfo; | |
| 29 | ||
| 30 | class WXDLLEXPORT wxTheme | |
| 31 | { | |
| 32 | public: | |
| 33 | // static methods | |
| 34 | // -------------- | |
| 35 | ||
| 36 | // create the default theme | |
| 37 | static bool CreateDefault(); | |
| 38 | ||
| 39 | // create the theme by name (will return NULL if not found) | |
| 40 | static wxTheme *Create(const wxString& name); | |
| 41 | ||
| 42 | // change the current scheme | |
| 43 | static wxTheme *Set(wxTheme *theme); | |
| 44 | ||
| 45 | // get the current theme (never NULL) | |
| 46 | static wxTheme *Get() { return ms_theme; } | |
| 47 | ||
| 48 | // the theme methods | |
| 49 | // ----------------- | |
| 50 | ||
| 51 | // get the renderer implementing all the control-drawing operations in | |
| 52 | // this theme | |
| 53 | virtual wxRenderer *GetRenderer() = 0; | |
| 54 | ||
| 55 | // get the input handler of the given type | |
| 56 | virtual wxInputHandler *GetInputHandler(const wxString& handlerType) = 0; | |
| 57 | ||
| 58 | // get the colour scheme for the control with this name | |
| 59 | virtual wxColourScheme *GetColourScheme() = 0; | |
| 60 | ||
| 61 | // implementation only from now on | |
| 62 | // ------------------------------- | |
| 63 | ||
| 64 | virtual ~wxTheme(); | |
| 65 | ||
| 66 | private: | |
| 67 | // the list of descriptions of all known themes | |
| 68 | static wxThemeInfo *ms_allThemes; | |
| 69 | ||
| 70 | // the current theme | |
| 71 | static wxTheme *ms_theme; | |
| 72 | ||
| 73 | friend wxThemeInfo; | |
| 74 | }; | |
| 75 | ||
| 76 | // ---------------------------------------------------------------------------- | |
| 77 | // dynamic theme creation helpers | |
| 78 | // ---------------------------------------------------------------------------- | |
| 79 | ||
| 80 | struct WXDLLEXPORT wxThemeInfo | |
| 81 | { | |
| 82 | typedef wxTheme *(*Constructor)(); | |
| 83 | ||
| 84 | // theme name and (user readable) description | |
| 85 | wxString name, desc; | |
| 86 | ||
| 87 | // the function to create a theme object | |
| 88 | Constructor ctor; | |
| 89 | ||
| 90 | // next node in the linked list or NULL | |
| 91 | wxThemeInfo *next; | |
| 92 | ||
| 93 | // constructor for the struct itself | |
| 94 | wxThemeInfo(Constructor ctor, const wxChar *name, const wxChar *desc); | |
| 95 | }; | |
| 96 | ||
| 97 | // ---------------------------------------------------------------------------- | |
| 98 | // macros | |
| 99 | // ---------------------------------------------------------------------------- | |
| 100 | ||
| 101 | // to use a standard theme insert this macro into one of the application files: | |
| 102 | // without it, an over optimizing linker may discard the object module | |
| 103 | // containing the theme implementation entirely | |
| 104 | #define WX_USE_THEME(themename) \ | |
| 105 | extern bool wxThemeUse##themename; \ | |
| 106 | static struct wxThemeUserFor##themename \ | |
| 107 | { \ | |
| 108 | wxThemeUserFor##themename() { wxThemeUse##themename = TRUE; } \ | |
| 109 | } wxThemeDoUse##themename | |
| 110 | ||
| 111 | // to declare a new theme, this macro must be used in the class declaration | |
| 112 | #define WX_DECLARE_THEME(themename) \ | |
| 113 | private: \ | |
| 114 | static wxThemeInfo ms_info##themename; \ | |
| 115 | public: \ | |
| 116 | const wxThemeInfo *GetThemeInfo() const \ | |
| 117 | { return &ms_info##themename; } | |
| 118 | ||
| 119 | // and this one must be inserted in the source file | |
| 120 | #define WX_IMPLEMENT_THEME(classname, themename, themedesc) \ | |
| 121 | bool wxThemeUse##themename = TRUE; \ | |
| 122 | wxTheme *wxCtorFor##themename() { return new classname; } \ | |
| 123 | wxThemeInfo classname::ms_info##themename(wxCtorFor##themename, \ | |
| 124 | #themename, themedesc) | |
| 125 | ||
| 126 | #endif // _WX_UNIV_THEME_H_ | |
| 127 |