Add get_view for ViewWrapper (needs fix)

src/view/view_wrapper.rs

@@ -39,6 +39,9 @@ pub trait ViewWrapper: 'static {
     where
         F: FnOnce(&mut Self::V) -> R;
 
+    /// Gets the reference to the wrapped view.
+    fn get_view(&self) -> &Self::V;
+
     /// Attempts to retrieve the inner view.
     fn into_inner(self) -> Result<Self::V, Self>
     where
@@ -119,6 +122,10 @@ where
     {
         Some(f(self.deref_mut()))
     }
+
+    fn get_view(&self) -> &Self::V {
+        self.deref()
+    }
 }
 
 // The main point of implementing ViewWrapper is to have View for free.
@@ -196,8 +203,8 @@ macro_rules! wrap_impl {
             Some(f(&mut self.$v))
         }
 
-        fn into_inner(self) -> Result<Self::V, Self> where Self::V: Sized {
-            Ok(self.$v)
+        fn get_view(&self) -> &Self::V {
+            &self.$v
         }
     };
 }

src/views/box_view.rs

@@ -263,4 +263,15 @@ mod tests {
         assert_eq!(Vec2::new(10, 1), full.required_size(Vec2::new(10, 1)));
         assert_eq!(Vec2::new(10, 10), full.required_size(Vec2::new(10, 10)));
     }
+
+    #[test]
+    //TODO: rm this or use it
+    fn xxx() {
+        use views::{BoxView,TextView};
+        use view::{ViewWrapper};
+        let parent: BoxView<TextView> = TextView::new("abc").full_screen();
+        //let child: TextView = parent.view;
+        let child: &TextView = parent.get_view();
+        1/0;
+    }
 }

src/views/id_view.rs

@@ -99,4 +99,11 @@ impl<T: View + 'static> ViewWrapper for IdView<T> {
                 .and_then(|mut v| v.deref_mut().focus_view(s)),
         }
     }
+
+    fn get_view(&self) -> &Self::V {
+        use std::ops::Deref;
+        let view = self.view.try_borrow().unwrap()
+            ;
+        view.deref()
+    }
 }