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-rw-r--r--dom/base/FileList.cpp86
1 files changed, 86 insertions, 0 deletions
diff --git a/dom/base/FileList.cpp b/dom/base/FileList.cpp
new file mode 100644
index 000000000..79aef3e06
--- /dev/null
+++ b/dom/base/FileList.cpp
@@ -0,0 +1,86 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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/dom/Directory.h"
+#include "mozilla/dom/FileList.h"
+#include "mozilla/dom/FileListBinding.h"
+#include "mozilla/dom/File.h"
+
+namespace mozilla {
+namespace dom {
+
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(FileList, mFiles, mParent)
+
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(FileList)
+ NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+ NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIDOMFileList)
+ NS_INTERFACE_MAP_ENTRY(nsIDOMFileList)
+NS_INTERFACE_MAP_END
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(FileList)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(FileList)
+
+JSObject*
+FileList::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
+{
+ return mozilla::dom::FileListBinding::Wrap(aCx, this, aGivenProto);
+}
+
+NS_IMETHODIMP
+FileList::GetLength(uint32_t* aLength)
+{
+ *aLength = Length();
+
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+FileList::Item(uint32_t aIndex, nsISupports** aValue)
+{
+ nsCOMPtr<nsIDOMBlob> file = Item(aIndex);
+ file.forget(aValue);
+ return NS_OK;
+}
+
+File*
+FileList::Item(uint32_t aIndex) const
+{
+ if (aIndex >= mFiles.Length()) {
+ return nullptr;
+ }
+
+ return mFiles[aIndex];
+}
+
+File*
+FileList::IndexedGetter(uint32_t aIndex, bool& aFound) const
+{
+ aFound = aIndex < mFiles.Length();
+ return Item(aIndex);
+}
+
+void
+FileList::ToSequence(Sequence<RefPtr<File>>& aSequence,
+ ErrorResult& aRv) const
+{
+ MOZ_ASSERT(aSequence.IsEmpty());
+ if (mFiles.IsEmpty()) {
+ return;
+ }
+
+ if (!aSequence.SetLength(mFiles.Length(),
+ mozilla::fallible_t())) {
+ aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
+ return;
+ }
+
+ for (uint32_t i = 0; i < mFiles.Length(); ++i) {
+ aSequence[i] = mFiles[i];
+ }
+}
+
+} // namespace dom
+} // namespace mozilla