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+/*
+ * 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