view: Reposition cursors on tree resize.

helix-term/src/ui/editor.rs

@@ -350,7 +350,6 @@ fn handle_event(&mut self, event: Event, cx: &mut Context) -> EventResult {
             Event::Resize(width, height) => {
                 // HAXX: offset the render area height by 1 to account for prompt/commandline
                 cx.editor.tree.resize(Rect::new(0, 0, width, height - 1));
-                // TODO: restore view.ensure_cursor_in_view();
                 EventResult::Consumed(None)
             }
             Event::Key(event) => {

helix-view/src/tree.rs

@@ -231,6 +231,7 @@ pub fn recalculate(&mut self) {
                 Content::View(view) => {
                     // debug!!("setting view area {:?}", area);
                     view.area = area;
+                    view.ensure_cursor_in_view();
                 } // TODO: call f()
                 Content::Container(container) => {
                     // debug!!("setting container area {:?}", area);