Support editor::SelectAll in Terminal

crates/terminal/src/terminal.rs

@@ -987,6 +987,14 @@ impl Terminal {
         }
     }
 
+    pub fn select_all(&mut self) {
+        let term = self.term.lock();
+        let start = Point::new(term.topmost_line(), Column(0));
+        let end = Point::new(term.bottommost_line(), term.last_column());
+        drop(term);
+        self.set_selection(Some((make_selection(&(start..=end)), end)));
+    }
+
     fn set_selection(&mut self, selection: Option<(Selection, Point)>) {
         self.events
             .push_back(InternalEvent::SetSelection(selection));

crates/terminal_view/src/terminal_view.rs

@@ -80,6 +80,7 @@ pub fn init(cx: &mut AppContext) {
     cx.add_action(TerminalView::paste);
     cx.add_action(TerminalView::clear);
     cx.add_action(TerminalView::show_character_palette);
+    cx.add_action(TerminalView::select_all)
 }
 
 ///A terminal view, maintains the PTY's file handles and communicates with the terminal
@@ -312,6 +313,11 @@ impl TerminalView {
         }
     }
 
+    fn select_all(&mut self, _: &editor::SelectAll, cx: &mut ViewContext<Self>) {
+        self.terminal.update(cx, |term, _| term.select_all());
+        cx.notify();
+    }
+
     fn clear(&mut self, _: &Clear, cx: &mut ViewContext<Self>) {
         self.terminal.update(cx, |term, _| term.clear());
         cx.notify();