chore: refactor dnd offer mimes

examples/clipboard.rs

@@ -78,7 +78,10 @@ fn main() {
         DndDestinationRectangle {
             id: 0,
             rectangle: Rectangle { x: 0., y: 0., width: 256., height: 256. },
-            mime_types: ALLOWED_TEXT_MIME_TYPES.iter().map(|m| Cow::from(m.to_string())).collect(),
+            mime_types: ALLOWED_TEXT_MIME_TYPES
+                .iter()
+                .map(|m| MimeType::from(Cow::from(m.to_string())))
+                .collect(),
             actions: DndAction::all(),
             preferred: DndAction::Copy,
         },

src/dnd/mod.rs

@@ -1,4 +1,3 @@
-use std::borrow::Cow;
 use std::ffi::c_void;
 use std::fmt::Debug;
 use std::sync::mpsc::SendError;
@@ -9,7 +8,7 @@ use sctk::reexports::client::protocol::wl_surface::WlSurface;
 use sctk::reexports::client::{Connection, Proxy};
 use wayland_backend::client::{InvalidId, ObjectId};
 
-use crate::mime::AsMimeTypes;
+use crate::mime::{AsMimeTypes, MimeType};
 use crate::Clipboard;
 
 pub mod state;
@@ -118,7 +117,7 @@ pub struct DndDestinationRectangle {
     /// The rectangle representing this destination.
     pub rectangle: Rectangle,
     /// Accepted mime types in this rectangle
-    pub mime_types: Vec<Cow<'static, str>>,
+    pub mime_types: Vec<MimeType>,
     /// Accepted actions in this rectangle
     pub actions: DndAction,
     /// Prefered action in this rectangle

src/dnd/state.rs

@@ -27,7 +27,7 @@ pub(crate) struct DndState<T> {
     active_surface: Option<(DndSurface<T>, Option<DndDestinationRectangle>)>,
     source_actions: DndAction,
     selected_action: DndAction,
-    selected_mime: Option<String>,
+    selected_mime: Option<MimeType>,
     pub(crate) source_content: Box<dyn AsMimeTypes>,
     pub(crate) source_mime_types: Rc<Cow<'static, [MimeType]>>,
 }
@@ -82,13 +82,10 @@ where
                     });
                     let mime = dnd_state.as_ref().and_then(|dnd_state| {
                         r.mime_types.iter().find(|m| {
-                            dnd_state.with_mime_types(|mimes| mimes.iter().any(|a| &a == m))
+                            dnd_state.with_mime_types(|mimes| mimes.iter().any(|a| a == m.as_ref()))
                         })
                     });
 
-                    dbg!(actions);
-                    dbg!(mime);
-
                     (r.rectangle.contains(x, y)
                         && (r.mime_types.is_empty() || mime.is_some())
                         && (r.actions.is_all()
@@ -118,7 +115,7 @@ where
                     (actions, mime, dnd_state.as_ref())
                 {
                     dnd_state.set_actions(action, preferred_action);
-                    self.dnd_state.selected_mime = Some(mime_type.to_string());
+                    self.dnd_state.selected_mime = Some(mime_type.clone());
                     dnd_state.accept_mime_type(dnd_state.serial, Some(mime_type.to_string()))
                 }
                 (s.clone(), Some(dest))
@@ -162,9 +159,9 @@ where
         };
 
         dnd_state.set_actions(self.dnd_state.selected_action, self.dnd_state.selected_action);
-        dnd_state.accept_mime_type(dnd_state.serial, Some(mime.clone()));
+        dnd_state.accept_mime_type(dnd_state.serial, Some(mime.to_string()));
 
-        _ = self.load_dnd(MimeType::Other(mime.into()));
+        _ = self.load_dnd(mime);
     }
 
     pub(crate) fn offer_enter(
@@ -267,9 +264,6 @@ where
             .get_mut(latest)
             .ok_or_else(|| Error::new(ErrorKind::Other, "active seat lost"))?;
 
-        if !seat.has_focus {
-            return Err(Error::new(ErrorKind::Other, "client doesn't have focus"));
-        }
         let offer = seat
             .data_device
             .as_ref()