file list

docs/drawio/component_lifecycle.drawio

@@ -0,0 +1 @@
+<mxfile host="Electron" modified="2021-03-04T08:07:06.708Z" agent="5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) draw.io/13.3.1 Chrome/83.0.4103.119 Electron/9.0.5 Safari/537.36" etag="hf5xr88nEHbSVkpX1Y-k" version="13.3.1" type="device"><diagram id="tfe7Y5e8DOWIlyiIXn_Y" name="Page-1">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</diagram></mxfile>

src/ui/layout/components/file_list.rs

@@ -24,7 +24,7 @@
 */
 
 // locals
-use super::{Component, InputEvent, Msg, Payload, Props, PropsBuilder, States, Widget};
+use super::{Component, InputEvent, Msg, Payload, Props, PropsBuilder, Render, States};
 // ext
 use crossterm::event::KeyCode;
 use tui::{
@@ -131,7 +131,7 @@ impl Component for FileList {
     ///
     /// Based on the current properties and states, return a Widget instance for the Component
     /// Returns None if the component is hidden
-    fn render(&self) -> Option<Box<dyn Widget>> {
+    fn render(&self) -> Option<Render> {
         match self.props.visible {
             false => None,
             true => {
@@ -152,7 +152,8 @@ impl Component for FileList {
                     None => String::new(),
                 };
                 // Render
-                Some(Box::new(
+                Some(Render {
+                    widget: Box::new(
                         List::new(list_item)
                             .block(
                                 Block::default()
@@ -170,7 +171,9 @@ impl Component for FileList {
                                     .fg(fg)
                                     .add_modifier(self.props.get_modifiers()),
                             ),
-                ))
+                    ),
+                    value: self.get_value(),
+                })
             }
         }
     }
@@ -247,6 +250,13 @@ impl Component for FileList {
         }
     }
 
+    /// ### get_value
+    /// 
+    /// Return component value
+    fn get_value(&self) -> Payload {
+        Payload::Unumber(self.states.get_list_index())
+    }
+
     // -- events
 
     /// ### should_umount

src/ui/layout/components/mod.rs

@@ -24,7 +24,7 @@
 */
 
 // imports
-use super::{Component, InputEvent, Msg, Payload, Props, PropsBuilder, States, Widget};
+use super::{Component, InputEvent, Msg, Payload, Props, PropsBuilder, Render, States};
 
 // exports
 pub mod file_list;

src/ui/layout/mod.rs

@@ -64,8 +64,8 @@ pub enum Payload {
 ///
 /// Render is the object which contains data related to the component render
 pub struct Render {
-    widget: Box<dyn Widget>,
+    pub widget: Box<dyn Widget>,
-    value: Payload,
+    pub value: Payload,
 }
 
 // -- States