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UI resizing tweaks

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This commit is contained in:
dvorakmortonxd 2026-09-11 21:50:54 +02:00
commit a6094bc780
5 changed files with 111 additions and 17 deletions
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50
theme.c
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@ -188,6 +188,42 @@ char *read_css_file(void) {
return contents;
}
typedef struct {
double scale;
} FontScale;
static gboolean scale_font_size_eval(const GMatchInfo *info, GString *result,
gpointer user_data) {
const FontScale *fs = user_data;
char *space = g_match_info_fetch(info, 1);
char *num = g_match_info_fetch(info, 2);
int px = (int)g_ascii_strtoll(num, NULL, 10);
int scaled = (int)(px * fs->scale + 0.5);
g_string_append_printf(result, "font-size:%s%dpx", space, scaled);
g_free(space);
g_free(num);
return FALSE;
}
/* Scale every explicit `font-size: Npx` declaration so the interface grows on
* large (e.g. maximised / high-DPI) windows. Layout metrics stay untouched. */
static char *scale_font_sizes(const char *css, double scale) {
GRegex *re;
char *out;
FontScale fs;
if (scale <= 1.0001)
return g_strdup(css);
fs.scale = scale;
re = g_regex_new("font-size:([ \t]*)([0-9]+)px", 0, 0, NULL);
out = g_regex_replace_eval(re, css, -1, 0, 0,
scale_font_size_eval, &fs, NULL);
g_regex_unref(re);
return out;
}
/* The palette is data-driven, so its @define-color bindings are generated
* here and prepended to the rules loaded from the external stylesheet. */
char *build_theme_css(const ThemePalette *p) {
@ -217,10 +253,22 @@ char *build_theme_css(const ThemePalette *p) {
p->success, p->success2, p->warning, p->error, p->on_accent,
p->node, p->locked_bg, p->locked_border);
char *rules = read_css_file();
char *css = g_strconcat(palette, rules, NULL);
char *scaled = scale_font_sizes(rules, app_ui_scale);
char *base;
char *css;
if (app_ui_scale > 1.0001)
base = g_strdup_printf("window { font-size: %dpx; }\n",
(int)(14.0 * app_ui_scale + 0.5));
else
base = g_strdup("");
css = g_strconcat(palette, base, scaled, NULL);
g_free(palette);
g_free(rules);
g_free(scaled);
g_free(base);
return css;
}