add modifiers and button selection to other mouse events

src/bridge/ui_commands.rs

@@ -25,6 +25,7 @@ pub enum UiCommand {
         action: String,
         grid_id: u64,
         position: (u32, u32),
+        modifier_string: String,
     },
     Scroll {
         direction: String,
@@ -33,8 +34,10 @@ pub enum UiCommand {
         modifier_string: String,
     },
     Drag {
+        button: String,
         grid_id: u64,
         position: (u32, u32),
+        modifier_string: String,
     },
     FileDrop(String),
     FocusLost,
@@ -64,11 +67,12 @@ impl UiCommand {
                 action,
                 grid_id,
                 position: (grid_x, grid_y),
+                modifier_string,
             } => {
                 nvim.input_mouse(
                     &button,
                     &action,
-                    "",
+                    &modifier_string,
                     grid_id as i64,
                     grid_y as i64,
                     grid_x as i64,
@@ -94,13 +98,15 @@ impl UiCommand {
                 .expect("Mouse Scroll Failed");
             }
             UiCommand::Drag {
+                button,
                 grid_id,
                 position: (grid_x, grid_y),
+                modifier_string,
             } => {
                 nvim.input_mouse(
-                    "left",
+                    &button,
                     "drag",
-                    "",
+                    &modifier_string,
                     grid_id as i64,
                     grid_y as i64,
                     grid_x as i64,

src/window/window_wrapper/mouse_manager.rs

@@ -40,10 +40,19 @@ fn to_grid_coords(
     )
 }
 
+fn mouse_button_to_button_text(mouse_button: &MouseButton) -> Option<String> {
+    match mouse_button {
+        MouseButton::Left => Some("left".to_owned()),
+        MouseButton::Right => Some("right".to_owned()),
+        MouseButton::Middle => Some("middle".to_owned()),
+        _ => None,
+    }
+}
+
 pub struct MouseManager {
     command_sender: LoggingTx<UiCommand>,
 
-    dragging: bool,
+    dragging: Option<String>,
     drag_position: PhysicalPosition<u32>,
 
     has_moved: bool,
@@ -60,7 +69,7 @@ impl MouseManager {
     pub fn new(command_sender: LoggingTx<UiCommand>) -> MouseManager {
         MouseManager {
             command_sender,
-            dragging: false,
+            dragging: None,
             has_moved: false,
             position: PhysicalPosition::new(0, 0),
             relative_position: PhysicalPosition::new(0, 0),
@@ -75,6 +84,7 @@ impl MouseManager {
         &mut self,
         x: i32,
         y: i32,
+        keyboard_manager: &KeyboardManager,
         renderer: &Renderer,
         windowed_context: &WindowedContext<PossiblyCurrent>,
     ) {
@@ -87,7 +97,7 @@ impl MouseManager {
 
         // If dragging, the relevant window (the one which we send all commands to) is the one
         // which the mouse drag started on. Otherwise its the top rendered window
-        let relevant_window_details = if self.dragging {
+        let relevant_window_details = if self.dragging.is_some() {
             renderer.window_regions.iter().find(|details| {
                 details.id
                     == self
@@ -150,11 +160,13 @@ impl MouseManager {
             let has_moved = self.drag_position != previous_position;
 
             // If dragging and we haven't already sent a position, send a drag command
-            if self.dragging && has_moved {
+            if self.dragging.is_some() && has_moved {
                 self.command_sender
                     .send(UiCommand::Drag {
+                        button: self.dragging.as_ref().unwrap().to_owned(),
                         grid_id: relevant_window_details.id,
                         position: self.drag_position.into(),
+                        modifier_string: keyboard_manager.format_modifier_string(true),
                     })
                     .ok();
             } else {
@@ -162,23 +174,16 @@ impl MouseManager {
                 self.window_details_under_mouse = Some(relevant_window_details.clone());
             }
 
-            self.has_moved = self.dragging && (self.has_moved || has_moved);
+            self.has_moved = self.dragging.is_some() && (self.has_moved || has_moved);
         }
     }
 
-    fn handle_pointer_transition(&mut self, mouse_button: &MouseButton, down: bool) {
+    fn handle_pointer_transition(&mut self, mouse_button: &MouseButton, down: bool, keyboard_manager: &KeyboardManager) {
         // For some reason pointer down is handled differently from pointer up and drag.
         // Floating windows: relative coordinates are great.
         // Non floating windows: rather than global coordinates, relative are needed
         if self.enabled {
-            let button_text = match mouse_button {
-                MouseButton::Left => Some("left"),
-                MouseButton::Right => Some("right"),
-                MouseButton::Middle => Some("middle"),
-                _ => None,
-            };
-
-            if let Some(button_text) = button_text {
+            if let Some(button_text) = mouse_button_to_button_text(mouse_button) {
                 if let Some(details) = &self.window_details_under_mouse {
                     let action = if down {
                         "press".to_owned()
@@ -194,22 +199,23 @@ impl MouseManager {
 
                     self.command_sender
                         .send(UiCommand::MouseButton {
-                            button: button_text.to_string(),
+                            button: button_text.clone(),
                             action,
                             grid_id: details.id,
                             position: position.into(),
+                            modifier_string: keyboard_manager.format_modifier_string(true),
                         })
                         .ok();
                 }
-            }
-        }
 
-        self.dragging = down;
+                self.dragging = Some(button_text);
 
-        if !self.dragging {
+                if !self.dragging.is_some() {
                     self.has_moved = false;
                 }
             }
+        }
+    }
 
     fn handle_line_scroll(&mut self, x: f32, y: f32, keyboard_manager: &KeyboardManager) {
         if !self.enabled {
@@ -295,6 +301,7 @@ impl MouseManager {
             } => self.handle_pointer_motion(
                 position.x as i32,
                 position.y as i32,
+                keyboard_manager,
                 renderer,
                 windowed_context,
             ),
@@ -321,7 +328,10 @@ impl MouseManager {
             Event::WindowEvent {
                 event: WindowEvent::MouseInput { button, state, .. },
                 ..
-            } => self.handle_pointer_transition(button, state == &ElementState::Pressed),
+            } => self.handle_pointer_transition(
+                button, 
+                state == &ElementState::Pressed, 
+                keyboard_manager),
             _ => {}
         }
     }