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