Makes rendering of footer legend more dynamic

robgonnella · Sep 24, 2024 · edce626 · edce626
1 parent f89f99f
commit edce626
Show file tree

Hide file tree

Showing 3 changed files with 25 additions and 4 deletions.
diff --git a/r-lanui/src/ui/views.rs b/r-lanui/src/ui/views.rs
@@ -45,4 +45,7 @@ pub trait CustomStatefulWidgetRef {
 
 pub trait View: EventHandler + WidgetRef {
     fn id(&self) -> ViewID;
+    fn legend(&self) -> &str {
+        ""
+    }
 }
diff --git a/r-lanui/src/ui/views/device.rs b/r-lanui/src/ui/views/device.rs
@@ -47,6 +47,9 @@ impl View for DeviceView {
     fn id(&self) -> ViewID {
         ViewID::Device
     }
+    fn legend(&self) -> &str {
+        "(c) configure | (t) trace | (s) SSH"
+    }
 }
 
 impl WidgetRef for DeviceView {

diff --git a/r-lanui/src/ui/views/main.rs b/r-lanui/src/ui/views/main.rs
@@ -19,7 +19,6 @@ use super::{
     config::ConfigView, device::DeviceView, devices::DevicesView, CustomWidget, EventHandler, View,
 };
 
-const INFO_TEXT: &str = "(Esc) quit | (c) configure | (t) trace | (s) SSH";
 const DEFAULT_PADDING: Padding = Padding::horizontal(2);
 
 pub struct MainView {
@@ -173,8 +172,20 @@ impl MainView {
         config_view.render_ref(inner_area, buf);
     }
 
-    fn render_footer(&self, area: Rect, buf: &mut ratatui::prelude::Buffer, state: &State) {
-        let footer = InfoFooter::new(String::from(INFO_TEXT));
+    fn render_footer(
+        &self,
+        legend: &str,
+        area: Rect,
+        buf: &mut ratatui::prelude::Buffer,
+        state: &State,
+    ) {
+        let mut info = String::from("(Esc) quit");
+
+        if legend.len() > 0 {
+            info = format!("{info} | {legend}");
+        }
+
+        let footer = InfoFooter::new(info);
         footer.render(area, buf, state);
     }
 }
@@ -217,14 +228,18 @@ impl WidgetRef for MainView {
 
         self.dispatcher.dispatch(Action::UpdateLayout(Some(layout)));
 
+        let focused_id = self.dispatcher.get_state().focused;
+        let view = self.sub_views.get(&focused_id).unwrap();
+        let legend = view.legend();
+
         self.render_buffer_bg(area, buf, &state);
         self.render_top(page_areas[0], buf, &state, state.message.clone());
         self.render_search(page_areas[2], buf, &state);
         self.render_devices(middle_areas[0], buf, &state);
         self.render_selected_host(middle_column_sections[0], buf, &state);
         self.render_host_view_port(middle_column_sections[1], buf, &state);
         self.render_config(middle_areas[2], buf, &state);
-        self.render_footer(page_areas[2], buf, &state);
+        self.render_footer(legend, page_areas[2], buf, &state);
     }
 }