Bind name_lost vfunc

Author: swsnr

gio/src/subclass/application.rs

@@ -118,6 +118,10 @@ pub trait ApplicationImpl:
     fn dbus_unregister(&self, connection: &DBusConnection, object_path: &str) {
         self.parent_dbus_unregister(connection, object_path)
     }
+
+    fn name_lost(&self) -> bool {
+        self.parent_name_lost()
+    }
 }
 
 pub trait ApplicationImplExt: ApplicationImpl {
@@ -316,6 +320,21 @@ pub trait ApplicationImplExt: ApplicationImpl {
             );
         }
     }
+
+    fn parent_name_lost(&self) -> bool {
+        unsafe {
+            let data = Self::type_data();
+            let parent_class = data.as_ref().parent_class() as *mut ffi::GApplicationClass;
+            let f = (*parent_class)
+                .name_lost
+                .expect("No parent class implementation for \"name_lost\"");
+            if f(self.obj().unsafe_cast_ref::<Application>().to_glib_none().0) == glib::ffi::GTRUE {
+                true
+            } else {
+                false
+            }
+        }
+    }
 }
 
 impl<T: ApplicationImpl> ApplicationImplExt for T {}
@@ -338,6 +357,7 @@ unsafe impl<T: ApplicationImpl> IsSubclassable<T> for Application {
         klass.handle_local_options = Some(application_handle_local_options::<T>);
         klass.dbus_register = Some(application_dbus_register::<T>);
         klass.dbus_unregister = Some(application_dbus_unregister::<T>);
+        klass.name_lost = Some(application_name_lost::<T>);
     }
 }
 
@@ -478,6 +498,18 @@ unsafe extern "C" fn application_dbus_unregister<T: ApplicationImpl>(
     );
 }
 
+unsafe extern "C" fn application_name_lost<T: ApplicationImpl>(
+    ptr: *mut ffi::GApplication,
+) -> glib::ffi::gboolean {
+    let instance = &*(ptr as *mut T::Instance);
+    let imp = instance.imp();
+    if imp.name_lost() {
+        glib::ffi::GTRUE
+    } else {
+        glib::ffi::GFALSE
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;