From 0a9acadccafe04aa5bc3335523bb55fe52ca8e50 Mon Sep 17 00:00:00 2001
From: janekptacijarabaci <janekptacijarabaci@seznam.cz>
Date: Mon, 23 Apr 2018 09:16:50 +0200
Subject: moebius#121: DOM - Selection API - getSelection() should exist on
 XMLDocument / Selection.type

https://github.com/MoonchildProductions/moebius/pull/121
---
 dom/base/nsDocument.cpp | 16 ++++++++++++++++
 dom/base/nsIDocument.h  |  3 +++
 2 files changed, 19 insertions(+)

(limited to 'dom/base')

diff --git a/dom/base/nsDocument.cpp b/dom/base/nsDocument.cpp
index eaea49b02..d5954a62c 100644
--- a/dom/base/nsDocument.cpp
+++ b/dom/base/nsDocument.cpp
@@ -12846,3 +12846,19 @@ nsDocument::CheckCustomElementName(const ElementCreationOptions& aOptions,
 
   return is;
 }
+
+Selection*
+nsIDocument::GetSelection(ErrorResult& aRv)
+{
+  nsCOMPtr<nsPIDOMWindowInner> window = GetInnerWindow();
+  if (!window) {
+    return nullptr;
+  }
+
+  NS_ASSERTION(window->IsInnerWindow(), "Should have inner window here!");
+  if (!window->IsCurrentInnerWindow()) {
+    return nullptr;
+  }
+
+  return nsGlobalWindow::Cast(window)->GetSelection(aRv);
+}
diff --git a/dom/base/nsIDocument.h b/dom/base/nsIDocument.h
index 8f35e9ba5..1e0c9562e 100644
--- a/dom/base/nsIDocument.h
+++ b/dom/base/nsIDocument.h
@@ -151,6 +151,7 @@ class NodeIterator;
 enum class OrientationType : uint32_t;
 class ProcessingInstruction;
 class Promise;
+class Selection;
 class StyleSheetList;
 class SVGDocument;
 class SVGSVGElement;
@@ -898,6 +899,8 @@ public:
    */
   Element* GetRootElement() const;
 
+  mozilla::dom::Selection* GetSelection(mozilla::ErrorResult& aRv);
+
   /**
    * Retrieve information about the viewport as a data structure.
    * This will return information in the viewport META data section
-- 
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