diff options
Diffstat (limited to 'system/docshell/base/nsDocShellTransferableHooks.cpp')
-rw-r--r-- | system/docshell/base/nsDocShellTransferableHooks.cpp | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/system/docshell/base/nsDocShellTransferableHooks.cpp b/system/docshell/base/nsDocShellTransferableHooks.cpp new file mode 100644 index 000000000..af3be0bf8 --- /dev/null +++ b/system/docshell/base/nsDocShellTransferableHooks.cpp @@ -0,0 +1,53 @@ +/* -*- Mode: C++; tab-width: 8; 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/. */ + +#include "nsDocShellTransferableHooks.h" +#include "nsIClipboardDragDropHooks.h" +#include "nsIClipboardDragDropHookList.h" +#include "nsArrayEnumerator.h" + +nsTransferableHookData::nsTransferableHookData() +{ +} + +nsTransferableHookData::~nsTransferableHookData() +{ +} + +NS_IMPL_ISUPPORTS(nsTransferableHookData, nsIClipboardDragDropHookList) + +NS_IMETHODIMP +nsTransferableHookData::AddClipboardDragDropHooks( + nsIClipboardDragDropHooks* aOverrides) +{ + NS_ENSURE_ARG(aOverrides); + + // don't let a hook be added more than once + if (mHookList.IndexOfObject(aOverrides) == -1) { + if (!mHookList.AppendObject(aOverrides)) { + return NS_ERROR_FAILURE; + } + } + + return NS_OK; +} + +NS_IMETHODIMP +nsTransferableHookData::RemoveClipboardDragDropHooks( + nsIClipboardDragDropHooks* aOverrides) +{ + NS_ENSURE_ARG(aOverrides); + if (!mHookList.RemoveObject(aOverrides)) { + return NS_ERROR_FAILURE; + } + + return NS_OK; +} + +NS_IMETHODIMP +nsTransferableHookData::GetHookEnumerator(nsISimpleEnumerator** aResult) +{ + return NS_NewArrayEnumerator(aResult, mHookList); +} |