Add support for Primary

src/main.rs

@@ -213,6 +213,8 @@ pub enum Message {
     PaneResized(pane_grid::ResizeEvent),
     Modifiers(Modifiers),
     Paste(Option<segmented_button::Entity>),
+    #[cfg(target_family = "unix")]
+    PastePrimary(Option<segmented_button::Entity>),
     PasteValue(Option<segmented_button::Entity>, String),
     SelectAll(Option<segmented_button::Entity>),
     UseBrightBold(bool),
@@ -1038,6 +1040,13 @@ impl Application for App {
                     None => message::none(),
                 });
             }
+            #[cfg(target_family = "unix")]
+            Message::PastePrimary(entity_opt) => {
+                return clipboard::read_primary(move |value_opt| match value_opt {
+                    Some(value) => message::app(Message::PasteValue(entity_opt, value)),
+                    None => message::none(),
+                });
+            }
             Message::PasteValue(entity_opt, value) => {
                 if let Some(tab_model) = self.pane_model.active() {
                     let entity = entity_opt.unwrap_or_else(|| tab_model.active());
@@ -1622,6 +1631,17 @@ impl Application for App {
                         None
                     }
                 }
+                #[cfg(target_family = "unix")]
+                Event::Keyboard(KeyEvent::KeyPressed {
+                    key_code: KeyCode::Insert,
+                    modifiers,
+                }) => {
+                    if modifiers == Modifiers::SHIFT {
+                        Some(Message::PastePrimary(None))
+                    } else {
+                        None
+                    }
+                }
                 Event::Keyboard(KeyEvent::KeyPressed {
                     key_code: KeyCode::Equals,
                     modifiers,

src/terminal_box.rs

@@ -575,7 +575,7 @@ where
         layout: Layout<'_>,
         cursor_position: mouse::Cursor,
         _renderer: &Renderer,
-        _clipboard: &mut dyn Clipboard,
+        clipboard: &mut dyn Clipboard,
         shell: &mut Shell<'_, Message>,
         _viewport: &Rectangle<f32>,
     ) -> Status {
@@ -977,6 +977,11 @@ where
                                 }
                             }
                         }
+                    } else if let Button::Middle = button {
+                        #[cfg(target_family = "unix")]
+                        if let Some(value) = clipboard.read_primary() {
+                            terminal.input_scroll(value.as_bytes().to_vec());
+                        }
                     }
 
                     // Update context menu state
@@ -994,6 +999,13 @@ where
                 }
             }
             Event::Mouse(MouseEvent::ButtonReleased(Button::Left)) => {
+                #[cfg(target_family = "unix")]
+                if let Some(Dragging::Buffer) = state.dragging {
+                    let term = terminal.term.lock();
+                    if let Some(text) = term.selection_to_string() {
+                        clipboard.write_primary(text);
+                    }
+                }
                 state.dragging = None;
                 status = Status::Captured;
             }