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Diffstat (limited to 'themes.h')
-rw-r--r-- | themes.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/themes.h b/themes.h new file mode 100644 index 0000000..617f1d2 --- /dev/null +++ b/themes.h @@ -0,0 +1,82 @@ +/* + * themes.h: Color themes used by skins + * + * See the main source file 'vdr.c' for copyright information and + * how to reach the author. + * + * $Id: themes.h 1.1 2004/05/15 14:22:16 kls Exp $ + */ + +#ifndef __THEMES_H +#define __THEMES_H + +#include "i18n.h" +#include "osd.h" + +class cTheme { +public: + enum { MaxThemeColors = 128 }; +private: + char *name; + char *descriptions[I18nNumLanguages]; + char *colorNames[MaxThemeColors]; + tColor colorValues[MaxThemeColors]; + bool FileNameOk(const char *FileName, bool SetName = false); +public: + cTheme(void); + ///< Creates a new theme class. + ~cTheme(); + const char *Name(void) { return name; } + const char *Description(void); + ///< Returns a user visible, single line description of this theme. + ///< The actual text shouldn't be too long, so that it can be + ///< fully displayed in the Setup/OSD menu. + bool Load(const char *FileName, bool OnlyDescriptions = false); + ///< Loads the theme data from the given file. + bool Save(const char *FileName); + ///< Saves the theme data to the given file. + ///< FileName must be in the form "<skin>-<theme>.theme", where <skin> + ///< is the name of the skin this theme applies to, and <theme> is the + ///< actual theme name, which will be used to identify this theme in the + ///< 'setup.conf', and is normally not seen by the user. It should + ///< consist of only lowercase letters and digits. + int AddColor(const char *Name, tColor Color); + ///< Adds a color with the given Name to this theme, initializes it + ///< with Color and returns an index into the color array that can + ///< be used in a call to Color() later. The index returned from the + ///< first call to AddColor() is 0, and subsequent calls will return + ///< values that are incremented by 1 with every call. + ///< If a color entry with the given Name already exists, its value + ///< will be overwritten with Color and the returned index will be + ///< that of the existing entry. + tColor Color(int Subject); + ///< Returns the color for the given Subject. Subject must be one of + ///< the values returned by a previous call to AddColor(). + }; + +// A helper macro that simplifies defining theme colors. +#define THEME_CLR(Theme, Subject, Color) static const int Subject = Theme.AddColor(#Subject, Color) + +class cThemes { +private: + int numThemes; + char **names; + char **fileNames; + char **descriptions; + static char *themesDirectory; + void Clear(void); +public: + cThemes(void); + ~cThemes(); + bool Load(const char *SkinName); + int NumThemes(void) { return numThemes; } + const char *Name(int Index) { return Index < numThemes ? names[Index] : NULL; } + const char *FileName(int Index) { return Index < numThemes ? fileNames[Index] : NULL; } + const char * const *Descriptions(void) { return descriptions; } + int GetThemeIndex(const char *Description); + static void SetThemesDirectory(const char *ThemesDirectory); + static void Load(const char *SkinName, const char *ThemeName, cTheme *Theme); + static void Save(const char *SkinName, cTheme *Theme); + }; + +#endif //__THEMES_H |