1 files changed, 39 insertions, 0 deletions
diff --git a/layout/base/nsILayoutDebugger.h b/layout/base/nsILayoutDebugger.h
new file mode 100644
index 000000000..d27456641
--- /dev/null
+++ b/layout/base/nsILayoutDebugger.h
@@ -0,0 +1,39 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/. */
+
+/* XPCOM interface for layout-debug extension to reach layout internals */
+
+#ifndef nsILayoutDebugger_h___
+#define nsILayoutDebugger_h___
+
+#include "nsISupports.h"
+
+class nsIDocument;
+class nsIPresShell;
+
+// 1295f7c0-96b3-41fc-93ed-c95dfb712ce7
+#define NS_ILAYOUT_DEBUGGER_IID \
+{ 0x1295f7c0, 0x96b3, 0x41fc, \
+  { 0x93, 0xed, 0xc9, 0x5d, 0xfb, 0x71, 0x2c, 0xe7 } }
+
+/**
+ * API for access and control of layout debugging
+ */
+class nsILayoutDebugger : public nsISupports {
+public:
+  NS_DECLARE_STATIC_IID_ACCESSOR(NS_ILAYOUT_DEBUGGER_IID)
+
+  NS_IMETHOD SetShowFrameBorders(bool aEnable) = 0;
+
+  NS_IMETHOD GetShowFrameBorders(bool* aResult) = 0;
+
+  NS_IMETHOD SetShowEventTargetFrameBorder(bool aEnable) = 0;
+
+  NS_IMETHOD GetShowEventTargetFrameBorder(bool* aResult) = 0;
+};
+
+NS_DEFINE_STATIC_IID_ACCESSOR(nsILayoutDebugger, NS_ILAYOUT_DEBUGGER_IID)
+
+#endif /* nsILayoutDebugger_h___ */