Add bracketed paste (#3233)

7 files changed, 45 insertions, 18 deletions

diff --git a/helix-term/src/ui/completion.rs b/helix-term/src/ui/completion.rs
index 6a743632..87913a8c 100644
--- a/helix-term/src/ui/completion.rs
+++ b/helix-term/src/ui/completion.rs
@@ -298,7 +298,7 @@ impl Completion {
 }
 
 impl Component for Completion {
-    fn handle_event(&mut self, event: Event, cx: &mut Context) -> EventResult {
+    fn handle_event(&mut self, event: &Event, cx: &mut Context) -> EventResult {
         // let the Editor handle Esc instead
         if let Event::Key(KeyEvent {
             code: KeyCode::Esc, ..
diff --git a/helix-term/src/ui/editor.rs b/helix-term/src/ui/editor.rs
index 60cab905..7326b70d 100644
--- a/helix-term/src/ui/editor.rs
+++ b/helix-term/src/ui/editor.rs
@@ -936,7 +936,7 @@ impl EditorView {
 impl EditorView {
     fn handle_mouse_event(
         &mut self,
-        event: MouseEvent,
+        event: &MouseEvent,
         cxt: &mut commands::Context,
     ) -> EventResult {
         let config = cxt.editor.config();
@@ -946,7 +946,7 @@ impl EditorView {
             column,
             modifiers,
             ..
-        } = event;
+        } = *event;
 
         let pos_and_view = |editor: &Editor, row, column| {
             editor.tree.views().find_map(|(view, _focus)| {
@@ -1115,7 +1115,7 @@ impl EditorView {
 impl Component for EditorView {
     fn handle_event(
         &mut self,
-        event: Event,
+        event: &Event,
         context: &mut crate::compositor::Context,
     ) -> EventResult {
         let mut cx = commands::Context {
@@ -1128,6 +1128,23 @@ impl Component for EditorView {
         };
 
         match event {
+            Event::Paste(contents) => {
+                cx.count = cx.editor.count;
+                commands::paste_bracketed_value(&mut cx, contents.clone());
+                cx.editor.count = None;
+
+                let config = cx.editor.config();
+                let (view, doc) = current!(cx.editor);
+                view.ensure_cursor_in_view(doc, config.scrolloff);
+
+                // Store a history state if not in insert mode. Otherwise wait till we exit insert
+                // to include any edits to the paste in the history state.
+                if doc.mode() != Mode::Insert {
+                    doc.append_changes_to_history(view.id);
+                }
+
+                EventResult::Consumed(None)
+            }
             Event::Resize(_width, _height) => {
                 // Ignore this event, we handle resizing just before rendering to screen.
                 // Handling it here but not re-rendering will cause flashing
diff --git a/helix-term/src/ui/menu.rs b/helix-term/src/ui/menu.rs
index ce51ecbc..1d247b1a 100644
--- a/helix-term/src/ui/menu.rs
+++ b/helix-term/src/ui/menu.rs
@@ -225,9 +225,9 @@ impl<T: Item> Menu<T> {
 use super::PromptEvent as MenuEvent;
 
 impl<T: Item + 'static> Component for Menu<T> {
-    fn handle_event(&mut self, event: Event, cx: &mut Context) -> EventResult {
+    fn handle_event(&mut self, event: &Event, cx: &mut Context) -> EventResult {
         let event = match event {
-            Event::Key(event) => event,
+            Event::Key(event) => *event,
             _ => return EventResult::Ignored(None),
         };
 
diff --git a/helix-term/src/ui/overlay.rs b/helix-term/src/ui/overlay.rs
index 1cd60be5..0b8a93ae 100644
--- a/helix-term/src/ui/overlay.rs
+++ b/helix-term/src/ui/overlay.rs
@@ -61,7 +61,7 @@ impl<T: Component + 'static> Component for Overlay<T> {
         Some((width, height))
     }
 
-    fn handle_event(&mut self, event: Event, ctx: &mut Context) -> EventResult {
+    fn handle_event(&mut self, event: &Event, ctx: &mut Context) -> EventResult {
         self.content.handle_event(event, ctx)
     }
 
diff --git a/helix-term/src/ui/picker.rs b/helix-term/src/ui/picker.rs
index 169aeadd..2878fc90 100644
--- a/helix-term/src/ui/picker.rs
+++ b/helix-term/src/ui/picker.rs
@@ -260,7 +260,7 @@ impl<T: Item + 'static> Component for FilePicker<T> {
         }
     }
 
-    fn handle_event(&mut self, event: Event, ctx: &mut Context) -> EventResult {
+    fn handle_event(&mut self, event: &Event, ctx: &mut Context) -> EventResult {
         // TODO: keybinds for scrolling preview
         self.picker.handle_event(event, ctx)
     }
@@ -476,6 +476,14 @@ impl<T: Item> Picker<T> {
     pub fn toggle_preview(&mut self) {
         self.show_preview = !self.show_preview;
     }
+
+    fn prompt_handle_event(&mut self, event: &Event, cx: &mut Context) -> EventResult {
+        if let EventResult::Consumed(_) = self.prompt.handle_event(event, cx) {
+            // TODO: recalculate only if pattern changed
+            self.score();
+        }
+        EventResult::Consumed(None)
+    }
 }
 
 // process:
@@ -489,9 +497,10 @@ impl<T: Item + 'static> Component for Picker<T> {
         Some(viewport)
     }
 
-    fn handle_event(&mut self, event: Event, cx: &mut Context) -> EventResult {
+    fn handle_event(&mut self, event: &Event, cx: &mut Context) -> EventResult {
         let key_event = match event {
-            Event::Key(event) => event,
+            Event::Key(event) => *event,
+            Event::Paste(..) => return self.prompt_handle_event(event, cx),
             Event::Resize(..) => return EventResult::Consumed(None),
             _ => return EventResult::Ignored(None),
         };
@@ -548,10 +557,7 @@ impl<T: Item + 'static> Component for Picker<T> {
                 self.toggle_preview();
             }
             _ => {
-                if let EventResult::Consumed(_) = self.prompt.handle_event(event, cx) {
-                    // TODO: recalculate only if pattern changed
-                    self.score();
-                }
+                self.prompt_handle_event(event, cx);
             }
         }
 
diff --git a/helix-term/src/ui/popup.rs b/helix-term/src/ui/popup.rs
index af8e53c5..3c140da4 100644
--- a/helix-term/src/ui/popup.rs
+++ b/helix-term/src/ui/popup.rs
@@ -138,9 +138,9 @@ impl<T: Component> Popup<T> {
 }
 
 impl<T: Component> Component for Popup<T> {
-    fn handle_event(&mut self, event: Event, cx: &mut Context) -> EventResult {
+    fn handle_event(&mut self, event: &Event, cx: &mut Context) -> EventResult {
         let key = match event {
-            Event::Key(event) => event,
+            Event::Key(event) => *event,
             Event::Resize(_, _) => {
                 // TODO: calculate inner area, call component's handle_event with that area
                 return EventResult::Ignored(None);
diff --git a/helix-term/src/ui/prompt.rs b/helix-term/src/ui/prompt.rs
index 4cb38fb0..5e8cd1f5 100644
--- a/helix-term/src/ui/prompt.rs
+++ b/helix-term/src/ui/prompt.rs
@@ -466,9 +466,13 @@ impl Prompt {
 }
 
 impl Component for Prompt {
-    fn handle_event(&mut self, event: Event, cx: &mut Context) -> EventResult {
+    fn handle_event(&mut self, event: &Event, cx: &mut Context) -> EventResult {
         let event = match event {
-            Event::Key(event) => event,
+            Event::Paste(data) => {
+                self.insert_str(data);
+                return EventResult::Consumed(None);
+            }
+            Event::Key(event) => *event,
             Event::Resize(..) => return EventResult::Consumed(None),
             _ => return EventResult::Ignored(None),
         };