shell: Refactor move grab

src/shell/layout/floating/grabs.rs

@@ -19,81 +19,6 @@ use smithay::{
 };
 use std::{cell::RefCell, convert::TryFrom, sync::Mutex};
 
-pub struct MoveSurfaceGrab {
-    start_data: PointerGrabStartData,
-    window: Window,
-    initial_window_location: Point<i32, Logical>,
-    delta: Point<f64, Logical>,
-}
-
-impl PointerGrab<State> for MoveSurfaceGrab {
-    fn motion(
-        &mut self,
-        data: &mut State,
-        _dh: &DisplayHandle,
-        handle: &mut PointerInnerHandle<'_, State>,
-        event: &MotionEvent,
-    ) {
-        // While the grab is active, no client has pointer focus
-        handle.motion(event.location, None, event.serial, event.time);
-        self.delta = event.location - self.start_data.location;
-
-        if let Some(workspace) = data
-            .common
-            .shell
-            .space_for_surface_mut(self.window.toplevel().wl_surface())
-        {
-            let new_location = (self.initial_window_location.to_f64() + self.delta).to_i32_round();
-            workspace
-                .space
-                .map_window(&self.window, new_location, super::FLOATING_INDEX, true);
-        }
-    }
-
-    fn button(
-        &mut self,
-        _data: &mut State,
-        _dh: &DisplayHandle,
-        handle: &mut PointerInnerHandle<'_, State>,
-        event: &ButtonEvent,
-    ) {
-        handle.button(event.button, event.state, event.serial, event.time);
-        if handle.current_pressed().is_empty() {
-            // No more buttons are pressed, release the grab.
-            handle.unset_grab(event.serial, event.time);
-        }
-    }
-
-    fn axis(
-        &mut self,
-        _data: &mut State,
-        _dh: &DisplayHandle,
-        handle: &mut PointerInnerHandle<'_, State>,
-        details: AxisFrame,
-    ) {
-        handle.axis(details)
-    }
-
-    fn start_data(&self) -> &PointerGrabStartData {
-        &self.start_data
-    }
-}
-
-impl MoveSurfaceGrab {
-    pub fn new(
-        start_data: PointerGrabStartData,
-        window: Window,
-        initial_window_location: Point<i32, Logical>,
-    ) -> MoveSurfaceGrab {
-        MoveSurfaceGrab {
-            start_data,
-            window,
-            initial_window_location,
-            delta: (0.0, 0.0).into(),
-        }
-    }
-}
-
 bitflags::bitflags! {
     struct ResizeEdge: u32 {
         const NONE = 0;