Component Active State

src/view.rs

@@ -22,3 +22,18 @@ fn center_rect(area: Rect, width: u16, height: u16) -> Rect {
     let [area] = horizontal.areas(area);
     area
 }
+
+#[derive(Default)]
+pub struct ActiveState {
+    active_state: bool,
+}
+
+impl ActiveState {
+    pub fn is_active(&self) -> bool {
+        self.active_state
+    }
+
+    pub fn set_active(&mut self, active_state: bool) {
+        self.active_state = active_state
+    }
+}

src/view/component.rs

@@ -3,12 +3,16 @@ use std::io;
 use crossterm::event::Event;
 use ratatui::widgets::Widget;
 
+use super::ActiveState;
+
 pub mod block;
 pub mod help;
 pub mod input;
 pub mod list;
 
 pub trait Component {
+    type EventResult;
     fn widget(&self) -> impl Widget;
-    fn event_handler(&mut self, event: &Event) -> io::Result<()>;
+    fn event_handler(&mut self, event: &Event) -> io::Result<Self::EventResult>;
+    fn active_state(&mut self) -> &mut ActiveState;
 }

src/view/component/block.rs

@@ -1,17 +1,19 @@
 use std::marker::PhantomData;
 
-use ratatui::widgets::{Block, Borders};
+use ratatui::{style::{Style, Stylize}, widgets::{Block, Borders}};
 
 #[derive(Default)]
 pub struct BlockComponent<'a> {
     _phantom: PhantomData<&'a ()>,
     title: String,
+    active: bool,
 }
 
 impl<'a> BlockComponent<'a> {
     pub fn widget(&self) -> Block<'a> {
         Block::default()
             .borders(Borders::ALL)
+            .border_style(if self.active {Style::new().blue()} else {Style::new().white()})
             .title(self.title.clone())
     }
 
@@ -19,4 +21,9 @@ impl<'a> BlockComponent<'a> {
         self.title = text;
         self
     }
+
+    pub fn active(mut self, active: bool) -> Self {
+        self.active = active;
+        self
+    }
 }

src/view/component/help.rs

@@ -3,12 +3,17 @@ use std::io;
 use crossterm::event::Event;
 use ratatui::widgets::{Paragraph, Widget};
 
+use crate::view::ActiveState;
+
 use super::{block::BlockComponent, Component};
 
 #[derive(Default)]
-pub struct HelpComponent {}
+pub struct HelpComponent {
+    active_state: ActiveState
+}
 
 impl Component for HelpComponent {
+    type EventResult = ();
     fn widget(&self) -> impl Widget {
         let block = BlockComponent::default().title("Help".to_string()).widget();
         let help = Paragraph::new("Temp").block(block);
@@ -17,4 +22,7 @@ impl Component for HelpComponent {
     fn event_handler(&mut self, _event: &Event) -> io::Result<()> {
         Ok(())
     }
+    fn active_state(&mut self) -> &mut ActiveState {
+        &mut self.active_state
+    }
 }

src/view/component/input.rs

@@ -1,6 +1,5 @@
 use std::io;
 
-use super::{block::BlockComponent, Component};
 use crossterm::event::{Event, KeyCode, KeyEvent, KeyEventKind, KeyModifiers};
 use ratatui::{
     layout::{Position, Rect},
@@ -8,6 +7,10 @@ use ratatui::{
     Frame,
 };
 
+use crate::view::ActiveState;
+
+use super::{block::BlockComponent, Component};
+
 pub enum InputEvent {
     Compelete,
     None,
@@ -18,6 +21,7 @@ pub struct InputComponent {
     name: String,
     value: String,
     cursor: usize,
+    active_state: ActiveState
 }
 
 impl InputComponent {
@@ -32,13 +36,18 @@ impl InputComponent {
     }
 }
 impl Component for InputComponent {
+    type EventResult = InputEvent;
+
     fn widget(&self) -> impl Widget {
-        let block = BlockComponent::default().title(self.name.clone()).widget();
+        let block = BlockComponent::default().title(self.name.clone()).active(self.active_state.is_active()).widget();
         let input = Paragraph::new(self.value.clone()).block(block);
         input
     }
 
     fn event_handler(&mut self, event: &Event) -> io::Result<InputEvent> {
+        if !self.active_state.is_active() {
+            return Ok(InputEvent::None);
+        }
         match event {
             Event::Key(KeyEvent {
                 kind: KeyEventKind::Press,
@@ -73,6 +82,9 @@ impl Component for InputComponent {
             }
             _ => {}
         }
-        Ok(())
+        Ok(InputEvent::None)
+    }
+    fn active_state(&mut self) -> &mut ActiveState {
+        &mut self.active_state
     }
 }

src/view/component/list.rs

@@ -1,4 +1,3 @@
-use super::{block::BlockComponent, Component};
 use crossterm::{
     event::{Event, KeyCode, KeyEvent, KeyEventKind, KeyModifiers},
     style::Color,
@@ -8,12 +7,22 @@ use ratatui::{
     widgets::{List, ListItem, Widget},
 };
 
+use crate::view::ActiveState;
+
+use super::{block::BlockComponent, Component};
+
+pub enum ListEvent {
+    Select(usize),
+    None,
+}
+
 // #[derive(Default)]
 pub struct ListComponent {
     name: String,
     item_keys: Vec<String>,
     cursor: usize,
     selectable: bool,
+    active_state: ActiveState,
 }
 
 impl ListComponent {
@@ -37,13 +46,15 @@ impl Default for ListComponent {
             item_keys: vec!["1".to_string(), "2".to_string(), "3".to_string()],
             cursor: 0,
             selectable: false,
+            active_state: Default::default()
         }
     }
 }
 
 impl Component for ListComponent {
+    type EventResult = ListEvent;
     fn widget(&self) -> impl Widget {
-        let block = BlockComponent::default().title(self.name.clone()).widget();
+        let block = BlockComponent::default().title(self.name.clone()).active(self.active_state.is_active()).widget();
         let list_items: Vec<ListItem> = self
             .item_keys
             .iter()
@@ -60,9 +71,9 @@ impl Component for ListComponent {
         list
     }
 
-    fn event_handler(&mut self, event: &Event) -> std::io::Result<()> {
-        if !self.selectable {
-            return Ok(());
+    fn event_handler(&mut self, event: &Event) -> std::io::Result<ListEvent> {
+        if !self.active_state.is_active() {
+            return Ok(ListEvent::None);
         }
         match event {
             Event::Key(KeyEvent {
@@ -87,11 +98,18 @@ impl Component for ListComponent {
                             self.cursor + 1
                         }
                     }
+                    Enter => {
+                        self.active_state.set_active(!self.active_state.is_active());
+                        return Ok(ListEvent::Select(self.cursor))
+                    },
                     _ => {}
                 }
             }
             _ => {}
         }
-        Ok(())
+        Ok(ListEvent::None)
+    }
+    fn active_state(&mut self) -> &mut ActiveState {
+        &mut self.active_state
     }
 }

src/view/home.rs

@@ -11,8 +11,8 @@ use ratatui::{
 use super::{
     component::{
         help::HelpComponent,
-        input::{self, InputComponent},
-        list::ListComponent,
+        input::{self, InputComponent, InputEvent},
+        list::{ListComponent, ListEvent},
         Component,
     },
     setting::SettingView,
@@ -25,20 +25,20 @@ pub struct Home {
     table: ListComponent,
     help: HelpComponent,
     setting: SettingView,
-    event_recive: [bool;4],
 }
 
 impl Default for Home {
     fn default() -> Self {
-        Home {
+        let mut home = Home {
             input: InputComponent::default().name("Name".to_string()),
             table: ListComponent::default()
                 .selectable()
                 .name("Connections".to_string()),
             help: HelpComponent::default(),
             setting: SettingView::default(),
-            event_recive: [true, false, false, false]
-        }
+        };
+        home.table.active_state().set_active(true);
+        home
     }
 }
 
@@ -60,8 +60,16 @@ impl View for Home {
     }
 
     fn handle_event(&mut self, event: &Event) -> io::Result<()> {
-        if self.event_recive[0] {self.input.event_handler(event)?};
-        if self.event_recive[1] {self.table.event_handler(event)?};
+        match self.input.event_handler(event) {
+            Ok(InputEvent::None) => {}
+            _ => {}
+        }
+        match self.table.event_handler(event) {
+            Ok(ListEvent::Select(i)) => {
+                println!("{}", i);
+            }
+            _ => {}
+        }
         Ok(())
     }
 }