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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/web_contents/web_drag_utils_win.h"
#include <oleidl.h>
#include "base/logging.h"
using blink::WebDragOperation;
using blink::WebDragOperationsMask;
using blink::WebDragOperationNone;
using blink::WebDragOperationCopy;
using blink::WebDragOperationLink;
using blink::WebDragOperationMove;
using blink::WebDragOperationGeneric;
namespace content {
WebDragOperation WinDragOpToWebDragOp(DWORD effect) {
DCHECK(effect == DROPEFFECT_NONE || effect == DROPEFFECT_COPY ||
effect == DROPEFFECT_LINK || effect == DROPEFFECT_MOVE);
return WinDragOpMaskToWebDragOpMask(effect);
}
WebDragOperationsMask WinDragOpMaskToWebDragOpMask(DWORD effects) {
WebDragOperationsMask ops = WebDragOperationNone;
if (effects & DROPEFFECT_COPY)
ops = static_cast<WebDragOperationsMask>(ops | WebDragOperationCopy);
if (effects & DROPEFFECT_LINK)
ops = static_cast<WebDragOperationsMask>(ops | WebDragOperationLink);
if (effects & DROPEFFECT_MOVE)
ops = static_cast<WebDragOperationsMask>(ops | WebDragOperationMove |
WebDragOperationGeneric);
return ops;
}
DWORD WebDragOpToWinDragOp(WebDragOperation op) {
DCHECK(op == WebDragOperationNone ||
op == WebDragOperationCopy ||
op == WebDragOperationLink ||
op == WebDragOperationMove ||
op == (WebDragOperationMove | WebDragOperationGeneric));
return WebDragOpMaskToWinDragOpMask(op);
}
DWORD WebDragOpMaskToWinDragOpMask(WebDragOperationsMask ops) {
DWORD win_ops = DROPEFFECT_NONE;
if (ops & WebDragOperationCopy)
win_ops |= DROPEFFECT_COPY;
if (ops & WebDragOperationLink)
win_ops |= DROPEFFECT_LINK;
if (ops & (WebDragOperationMove | WebDragOperationGeneric))
win_ops |= DROPEFFECT_MOVE;
return win_ops;
}
} // namespace content
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