CssThemeManager.h

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#pragma once
 
#if EDITOR
 
#include "CssThemeParser.h"
#include <string>
#include <vector>
 
struct CustomThemeEntry
{
    std::string Name;
    std::string FileName;       // filename within Preferences/Themes/ directory
    CssThemeData ParsedData;
    bool IsValid = false;
    bool IsBundled = false;     // true for themes loaded from Engine/Assets/Themes/
};
 
class CssThemeManager
{
public:
    static CssThemeManager& Get();
 
    // Import a CSS file as a new custom theme
    bool ImportTheme(const std::string& filePath, const std::string& name);
 
    // Remove a custom theme by index
    void RemoveTheme(int index);
 
    // Re-parse a theme from its saved CSS file
    bool ReimportTheme(int index);
 
    // Re-import a theme from a new external CSS file (replaces the stored copy)
    bool ReimportThemeFromFile(int index, const std::string& filePath);
 
    // Apply a custom theme by index
    void ApplyTheme(int index);
 
    // Load bundled themes from Engine/Assets/Themes/
    void LoadBundledThemes();
 
    // Persistence
    void LoadThemeList();
    void SaveThemeList();
 
    // Accessors
    int GetThemeCount() const { return static_cast<int>(mThemes.size()); }
    const std::vector<CustomThemeEntry>& GetThemes() const { return mThemes; }
    const std::string& GetThemeName(int index) const;
 
private:
    CssThemeManager() = default;
 
    std::string GetThemesDirectory() const;
    std::string GetThemeListPath() const;
 
    std::vector<CustomThemeEntry> mThemes;
};
 
#endif