implement self construction

README.md

@@ -76,7 +76,7 @@ Quick start guide and maintenance protocol
     * implementable `struct` is public, where it members - private
   * contain main `struct` implementation:
     * at least one constructor that must:
-      * have common for application name: `new` or/and `new_arc`, `new_mutex`, etc - on return object in container
+      * have common for application names: `from`, `new` or/and `new_arc`, `new_mutex`, etc - on return object in container
       * grant ownership for new `Self` object created
     * public `activate` action if the new object can not be activated on construct
     * public `link` getter for GTK `widget` (parental composition)

src/app/browser/window/tab/item/page/content/text/gemini/reader.rs

@@ -57,7 +57,7 @@ impl Reader {
             markup.push_str(Plain::from(line).markup())
             */
 
-            buffer.insert(&mut buffer.end_iter(), &Plain::from(line));
+            buffer.insert(&mut buffer.end_iter(), Plain::from(line).as_str());
         }
 
         // Init widget

src/app/browser/window/tab/item/page/content/text/gemini/reader/parser/plain.rs

@@ -1,11 +1,19 @@
 use gtk::glib::{gformat, GString};
 
 pub struct Plain {
-    // nothing yet..
+    line: GString,
 }
 
 impl Plain {
-    pub fn from(line: &str) -> GString {
-        gformat!("{}\n", line)
+    // Construct
+    pub fn from(line: &str) -> Self {
+        Self {
+            line: gformat!("{}\n", line),
+        }
+    }
+
+    // Getters
+    pub fn as_str(&self) -> &str {
+        self.line.as_str()
     }
 }