Add key bindings to select and open links

Cargo.lock

@@ -185,6 +185,7 @@ dependencies = [
  "edit",
  "euphoxide",
  "log",
+ "open",
  "parking_lot",
  "rusqlite",
  "serde",
@@ -612,6 +613,16 @@ version = "1.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "074864da206b4973b84eb91683020dbefd6a8c3f0f38e054d93954e891935e4e"
 
+[[package]]
+name = "open"
+version = "3.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f23a407004a1033f53e93f9b45580d14de23928faad187384f891507c9b0c045"
+dependencies = [
+ "pathdiff",
+ "windows-sys",
+]
+
 [[package]]
 name = "openssl-probe"
 version = "0.1.5"
@@ -647,6 +658,12 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "pathdiff"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8835116a5c179084a830efb3adc117ab007512b535bc1a21c991d3b32a6b44dd"
+
 [[package]]
 name = "percent-encoding"
 version = "2.1.0"

Cargo.toml

@@ -12,6 +12,7 @@ crossterm = "0.25.0"
 directories = "4.0.1"
 edit = "0.1.4"
 log = { version = "0.4.17", features = ["std"] }
+open = "3.0.2"
 parking_lot = "0.12.1"
 rusqlite = { version = "0.28.0", features = ["bundled", "time"] }
 serde = { version = "1.0.144", features = ["derive"] }

src/ui/euph/links.rs

@@ -1,12 +1,8 @@
 use std::io;
-use std::sync::Arc;
 
 use crossterm::event::KeyCode;
 use crossterm::style::{ContentStyle, Stylize};
-use parking_lot::FairMutex;
-use toss::terminal::Terminal;
 
-use crate::euph::Room;
 use crate::ui::input::{key, InputEvent, KeyBindingsList, KeyEvent};
 use crate::ui::widgets::list::ListState;
 use crate::ui::widgets::popup::Popup;
@@ -38,7 +34,7 @@ impl LinksState {
     }
 
     pub fn widget(&self) -> BoxedWidget {
-        let mut list = self.list.widget();
+        let mut list = self.list.widget().focus(true);
         for (id, link) in self.links.iter().enumerate() {
             list.add_sel(
                 id,
@@ -50,20 +46,42 @@ impl LinksState {
         Popup::new(list).title("Links").build()
     }
 
-    pub fn list_key_bindings(&self, bindings: &mut KeyBindingsList) {
+    pub fn open_link(&self) -> EventResult {
-        bindings.binding("esc", "close links popup")
+        if let Some(id) = self.list.cursor() {
+            if let Some(link) = self.links.get(id) {
+                if let Err(error) = open::that(link) {
+                    return EventResult::ErrorOpeningLink {
+                        link: link.to_string(),
+                        error,
+                    };
+                }
+            }
+        }
+        EventResult::Handled
     }
 
-    pub fn handle_input_event(
+    pub fn list_key_bindings(&self, bindings: &mut KeyBindingsList) {
-        &mut self,
+        bindings.binding("esc", "close links popup");
-        terminal: &mut Terminal,
+        bindings.binding("j/k, ↓/↑", "move cursor up/down");
-        crossterm_lock: &Arc<FairMutex<()>>,
+        bindings.binding("g, home", "move cursor to top");
-        event: &InputEvent,
+        bindings.binding("G, end", "move cursor to bottom");
-        room: &Option<Room>,
+        bindings.binding("ctrl+y/e", "scroll up/down");
-    ) -> EventResult {
+        bindings.empty();
+        bindings.binding("enter", "open selected link");
+    }
+
+    pub fn handle_input_event(&mut self, event: &InputEvent) -> EventResult {
         match event {
-            key!(Esc) => EventResult::Close,
+            key!(Esc) => return EventResult::Close,
-            _ => EventResult::NotHandled,
+            key!('k') | key!(Up) => self.list.move_cursor_up(),
-        }
+            key!('j') | key!(Down) => self.list.move_cursor_down(),
+            key!('g') | key!(Home) => self.list.move_cursor_to_top(),
+            key!('G') | key!(End) => self.list.move_cursor_to_bottom(),
+            key!(Ctrl + 'y') => self.list.scroll_up(1),
+            key!(Ctrl + 'e') => self.list.scroll_down(1),
+            key!(Enter) => return self.open_link(),
+            _ => return EventResult::NotHandled,
+        }
+        EventResult::Handled
     }
 }

src/ui/euph/room.rs

@@ -464,8 +464,7 @@ impl EuphRoom {
                     }
                 }
             }
-            State::Links(links) => {
+            State::Links(links) => match links.handle_input_event(event) {
-                match links.handle_input_event(terminal, crossterm_lock, event, &self.room) {
                 links::EventResult::NotHandled => false,
                 links::EventResult::Handled => true,
                 links::EventResult::Close => {
@@ -479,8 +478,7 @@ impl EuphRoom {
                     });
                     true
                 }
-                }
+            },
-            }
         }
     }