Add config option to customise bullet character

Fixes #17

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ## Unreleased
 
+- feat: Add config option to customise bullet character (#17)
 - fix: Use actual screen DPI value to compute sizes and spaces
 
 ## 0.2.0 (2022-05-27)

config.c

@@ -78,6 +78,7 @@ static void init_opts(ul_config_opts *opts) {
     opts->keyboard.layout_id = SQ2LV_LAYOUT_US;
     opts->keyboard.popovers = false;
     opts->textarea.obscured = true;
+    opts->textarea.bullet = LV_SYMBOL_BULLET;
     opts->theme.default_id = UL_THEMES_THEME_BREEZY_DARK;
     opts->theme.alternate_id = UL_THEMES_THEME_BREEZY_LIGHT;
 }
@@ -125,6 +126,13 @@ static int parsing_handler(void* user_data, const char* section, const char* key
                 return 1;
             }
         }
+        if (strcmp(key, "bullet") == 0) {
+            char *bullet = strdup(value);
+            if (bullet) {
+                opts->textarea.bullet = bullet;
+                return 1;
+            }
+        }
     } else if (strcmp(section, "theme") == 0) {
         if (strcmp(key, "default") == 0) {
             ul_themes_theme_id_t id = ul_themes_find_theme_with_name(value);

config.h

@@ -57,6 +57,8 @@ typedef struct {
 typedef struct {
     /* If true, disguise the entered text with dots */
     bool obscured;
+    /* The character to use for disguising the entered text */
+    const char *bullet;
 } ul_config_opts_textarea;
 
 /**

main.c

@@ -512,6 +512,7 @@ int main(int argc, char *argv[]) {
     lv_obj_t *textarea = lv_textarea_create(textarea_container);
     lv_textarea_set_one_line(textarea, true);
     lv_textarea_set_password_mode(textarea, true);
+    lv_textarea_set_password_bullet(textarea, conf_opts.textarea.bullet);
     lv_textarea_set_placeholder_text(textarea, "Enter password...");
     lv_obj_add_event_cb(textarea, textarea_ready_cb, LV_EVENT_READY, NULL);
     lv_obj_set_flex_grow(textarea, 1);

unl0kr.conf

@@ -9,6 +9,7 @@ popovers=true
 
 [textarea]
 obscured=true
+#bullet=
 
 [theme]
 default=breezy-dark