Refactor setting the default winopts

Move filling winopts with default values to after command line options have
been parsed, not after parsing the config file. This is more intuitive.

Signed-off-by: Yuxuan Shui <yshuiv7@gmail.com>

src/config.c

@@ -350,22 +350,11 @@ condlst_add(c2_lptr_t **pcondlst, const char *pattern) {
   return true;
 }
 
-char *parse_config(options_t *opt, const char *config_file,
-                   bool *shadow_enable, bool *fading_enable, bool *hasneg,
-                   win_option_mask_t *winopt_mask) {
-  char *ret = NULL;
-#ifdef CONFIG_LIBCONFIG
-  ret = parse_config_libconfig(opt, config_file, shadow_enable, fading_enable,
-                               hasneg, winopt_mask);
-#endif
-
-  // Apply default wintype options that does not depends on global options.
-  // For example, wintype shadow option will depend on the global shadow
-  // option, so it is not set here.
-  //
-  // Except desktop windows are always drawn without shadow.
-  if (!winopt_mask[WINTYPE_DESKTOP].shadow) {
-    winopt_mask[WINTYPE_DESKTOP].shadow = true;
+void set_default_winopts(options_t *opt, win_option_mask_t *mask, bool shadow_enable, bool fading_enable) {
+  // Apply default wintype options.
+  if (!mask[WINTYPE_DESKTOP].shadow) {
+    // Desktop windows are always drawn without shadow by default.
+    mask[WINTYPE_DESKTOP].shadow = true;
     opt->wintype_option[WINTYPE_DESKTOP].shadow = false;
   }
 
@@ -374,30 +363,48 @@ char *parse_config(options_t *opt, const char *config_file,
   const wintype_t nofocus_type[] =
     { WINTYPE_UNKNOWN, WINTYPE_NORMAL, WINTYPE_UTILITY };
   for (unsigned long i = 0; i < ARR_SIZE(nofocus_type); i++) {
-    if (!winopt_mask[nofocus_type[i]].focus) {
-      winopt_mask[nofocus_type[i]].focus = true;
+    if (!mask[nofocus_type[i]].focus) {
+      mask[nofocus_type[i]].focus = true;
       opt->wintype_option[nofocus_type[i]].focus = false;
     }
   }
   for (unsigned long i = 0; i < NUM_WINTYPES; i++) {
-    if (!winopt_mask[i].focus) {
-      winopt_mask[i].focus = true;
+    if (!mask[i].shadow) {
+      mask[i].shadow = true;
+      opt->wintype_option[i].shadow = shadow_enable;
+    }
+    if (!mask[i].fade) {
+      mask[i].fade = true;
+      opt->wintype_option[i].fade = fading_enable;
+    }
+    if (!mask[i].focus) {
+      mask[i].focus = true;
       opt->wintype_option[i].focus = true;
     }
-    if (!winopt_mask[i].full_shadow) {
-      winopt_mask[i].full_shadow = true;
+    if (!mask[i].full_shadow) {
+      mask[i].full_shadow = true;
       opt->wintype_option[i].full_shadow = false;
     }
-    if (!winopt_mask[i].redir_ignore) {
-      winopt_mask[i].redir_ignore = true;
+    if (!mask[i].redir_ignore) {
+      mask[i].redir_ignore = true;
       opt->wintype_option[i].redir_ignore = false;
     }
-    if (!winopt_mask[i].opacity) {
-      winopt_mask[i].opacity = true;
+    if (!mask[i].opacity) {
+      mask[i].opacity = true;
       // Opacity is not set to a concrete number here because the opacity logic
       // is complicated, and needs an "unset" state
       opt->wintype_option[i].opacity = NAN;
     }
   }
+}
+
+char *parse_config(options_t *opt, const char *config_file,
+                   bool *shadow_enable, bool *fading_enable, bool *hasneg,
+                   win_option_mask_t *winopt_mask) {
+  char *ret = NULL;
+#ifdef CONFIG_LIBCONFIG
+  ret = parse_config_libconfig(opt, config_file, shadow_enable, fading_enable,
+                               hasneg, winopt_mask);
+#endif
   return ret;
 }

src/config.h

@@ -269,6 +269,7 @@ parse_config_libconfig(options_t *, const char *config_file, bool *shadow_enable
                        bool *fading_enable, bool *hasneg, win_option_mask_t *winopt_mask);
 #endif
 
+void set_default_winopts(options_t *, win_option_mask_t *, bool shadow_enable, bool fading_enable);
 /// Parse a configuration file is that is enabled, also initialize the winopt_mask with
 /// default values
 /// Outputs and returns:

src/options.c

@@ -793,18 +793,7 @@ void get_cfg(options_t *opt, int argc, char *const *argv, bool shadow_enable,
 	opt->refresh_rate = normalize_i_range(opt->refresh_rate, 0, 300);
 
 	// Apply default wintype options that are dependent on global options
-	for (int i = 0; i < NUM_WINTYPES; i++) {
-		auto wo = &opt->wintype_option[i];
-		auto mask = &winopt_mask[i];
-		if (!mask->shadow) {
-			wo->shadow = shadow_enable;
-			mask->shadow = true;
-		}
-		if (!mask->fade) {
-			wo->fade = fading_enable;
-			mask->fade = true;
-		}
-	}
+	set_default_winopts(opt, winopt_mask, shadow_enable, fading_enable);
 
 	// --blur-background-frame implies --blur-background
 	if (opt->blur_background_frame)