Issue MoonchildProductions/UXP#1578 - Add global menubar support for GTK

widget/gtk/nsMenuSeparator.cpp

@@ -0,0 +1,74 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ *  file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/Assertions.h"
+#include "mozilla/Move.h"
+#include "nsAutoPtr.h"
+#include "nsCRT.h"
+#include "nsGkAtoms.h"
+#include "nsStyleContext.h"
+
+#include "nsDbusmenu.h"
+
+#include "nsMenuContainer.h"
+#include "nsMenuSeparator.h"
+
+using namespace mozilla;
+
+void
+nsMenuSeparator::InitializeNativeData() {
+    dbusmenu_menuitem_property_set(GetNativeData(),
+                                   DBUSMENU_MENUITEM_PROP_TYPE,
+                                   "separator");
+}
+
+void
+nsMenuSeparator::Update(nsStyleContext* aContext) {
+    UpdateVisibility(aContext);
+}
+
+bool
+nsMenuSeparator::IsCompatibleWithNativeData(DbusmenuMenuitem* aNativeData) const {
+    return nsCRT::strcmp(dbusmenu_menuitem_property_get(aNativeData,
+                                                        DBUSMENU_MENUITEM_PROP_TYPE),
+                         "separator") == 0;
+}
+
+nsMenuObject::PropertyFlags
+nsMenuSeparator::SupportedProperties() const {
+    return static_cast<nsMenuObject::PropertyFlags>(
+        nsMenuObject::ePropVisible |
+        nsMenuObject::ePropType
+    );
+}
+
+void
+nsMenuSeparator::OnAttributeChanged(nsIContent* aContent, nsIAtom* aAttribute) {
+    MOZ_ASSERT(aContent == ContentNode(), "Received an event that wasn't meant for us!");
+
+    if (!Parent()->IsBeingDisplayed()) {
+        return;
+    }
+
+    if (aAttribute == nsGkAtoms::hidden ||
+        aAttribute == nsGkAtoms::collapsed) {
+        RefPtr<nsStyleContext> sc = GetStyleContext();
+        UpdateVisibility(sc);
+    }
+}
+
+nsMenuSeparator::nsMenuSeparator(nsMenuContainer* aParent,
+                                 nsIContent* aContent) :
+    nsMenuObject(aParent, aContent) {
+    MOZ_COUNT_CTOR(nsMenuSeparator);
+}
+
+nsMenuSeparator::~nsMenuSeparator() {
+    MOZ_COUNT_DTOR(nsMenuSeparator);
+}
+
+nsMenuObject::EType
+nsMenuSeparator::Type() const {
+    return eType_MenuItem;
+}