docs: add docs for GtkCssProviderError

diff --git a/gtk/gtkcssprovider.h b/gtk/gtkcssprovider.h
index fdcd76ceb03d1140f64cb4034036f7661d0f3f62..4cf2f5105a52ca551a3503748190fd1b7c6031a0 100644 (file)
--- a/gtk/gtkcssprovider.h
+++ b/gtk/gtkcssprovider.h
@@ -32,6 +32,17 @@ G_BEGIN_DECLS
 
 #define GTK_CSS_PROVIDER_ERROR (gtk_css_provider_error_quark ())
 
+/**
+ * GtkCssProviderError:
+ * @GTK_CSS_PROVIDER_ERROR_FAILED: Failed.
+ * @GTK_CSS_PROVIDER_ERROR_SYNTAX: Syntax error.
+ * @GTK_CSS_PROVIDER_ERROR_IMPORT: Import error.
+ * @GTK_CSS_PROVIDER_ERROR_NAME: Name error.
+ * @GTK_CSS_PROVIDER_ERROR_DEPRECATED: Deprecation error.
+ * @GTK_CSS_PROVIDER_ERROR_UNKNOWN_VALUE: Unknown value.
+ *
+ * Deprecated.
+ */
 typedef enum
 {
   GTK_CSS_PROVIDER_ERROR_FAILED,