fastfetch/src/modules/theme.c

#include "fastfetch.h"

void ffPrintTheme(FFinstance* instance)
{
    char plasma[256];
    ffParsePropFileHome(instance, ".config/kdeglobals", "Name=%[^\n]", plasma);
    
    char gtk2[256];
    ffParsePropFileHome(instance, ".gtkrc-2.0", "gtk-theme-name=\"%[^\"]+", gtk2);
    if(gtk2[0] == '\0')
        strcpy(gtk2, "Raleigh");

    char gtk3[256];
    ffParsePropFileHome(instance, ".config/gtk-3.0/settings.ini", "gtk-theme-name=%[^\n]", gtk3);
    if(gtk3[0] == '\0')
        strcpy(gtk3, "Adwaita");

    char gtk4[256];
    ffParsePropFileHome(instance, ".config/gtk-4.0/settings.ini", "gtk-theme-name=%[^\n]", gtk4);
    if(gtk4[0] == '\0')
        strcpy(gtk4, "Adwaita");

    FFstrbuf gtkPretty;
    ffStrbufInit(&gtkPretty);

    ffFormatGtkPretty(&gtkPretty, gtk2, gtk3, gtk4);

    ffPrintLogoAndKey(instance, "Theme");

    if(ffStrbufIsEmpty(&instance->config.themeFormat))
    {
        if(plasma[0] != '\0')
            printf("%s [Plasma], ", plasma);

        ffStrbufWriteTo(&gtkPretty, stdout);
    }
    else
    {
        FFstrbuf theme;
        ffStrbufInit(&theme);

        ffParseFormatString(&theme, &instance->config.themeFormat, 5,
            (FFformatarg){FF_FORMAT_ARG_TYPE_STRING, plasma},
            (FFformatarg){FF_FORMAT_ARG_TYPE_STRING, gtk2},
            (FFformatarg){FF_FORMAT_ARG_TYPE_STRING, gtk3},
            (FFformatarg){FF_FORMAT_ARG_TYPE_STRING, gtk4},
            (FFformatarg){FF_FORMAT_ARG_TYPE_STRBUF, &gtkPretty}
        );

        ffStrbufWriteTo(&theme, stdout);
    }
    
    putchar('\n');
}