1 | /* |
2 | * Copyright (C) 2006, 2007, 2009, 2012 Apple Inc. All rights reserved. |
3 | * |
4 | * This library is free software; you can redistribute it and/or |
5 | * modify it under the terms of the GNU Library General Public |
6 | * License as published by the Free Software Foundation; either |
7 | * version 2 of the License, or (at your option) any later version. |
8 | * |
9 | * This library is distributed in the hope that it will be useful, |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | * Library General Public License for more details. |
13 | * |
14 | * You should have received a copy of the GNU Library General Public License |
15 | * along with this library; see the file COPYING.LIB. If not, write to |
16 | * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
17 | * Boston, MA 02110-1301, USA. |
18 | * |
19 | */ |
20 | |
21 | #pragma once |
22 | |
23 | #include "RenderBlockFlow.h" |
24 | |
25 | namespace WebCore { |
26 | |
27 | class HTMLInputElement; |
28 | |
29 | // Each RenderFileUploadControl contains a RenderButton (for opening the file chooser), and |
30 | // sufficient space to draw a file icon and filename. The RenderButton has a shadow node |
31 | // associated with it to receive click/hover events. |
32 | |
33 | class RenderFileUploadControl final : public RenderBlockFlow { |
34 | WTF_MAKE_ISO_ALLOCATED(RenderFileUploadControl); |
35 | public: |
36 | RenderFileUploadControl(HTMLInputElement&, RenderStyle&&); |
37 | virtual ~RenderFileUploadControl(); |
38 | |
39 | String buttonValue(); |
40 | String fileTextValue() const; |
41 | |
42 | HTMLInputElement& inputElement() const; |
43 | |
44 | private: |
45 | void element() const = delete; |
46 | |
47 | bool isFileUploadControl() const override { return true; } |
48 | |
49 | const char* renderName() const override { return "RenderFileUploadControl" ; } |
50 | |
51 | void updateFromElement() override; |
52 | void computeIntrinsicLogicalWidths(LayoutUnit& minLogicalWidth, LayoutUnit& maxLogicalWidth) const override; |
53 | void computePreferredLogicalWidths() override; |
54 | void paintObject(PaintInfo&, const LayoutPoint&) override; |
55 | |
56 | int maxFilenameWidth() const; |
57 | |
58 | VisiblePosition positionForPoint(const LayoutPoint&, const RenderFragmentContainer*) override; |
59 | |
60 | HTMLInputElement* uploadButton() const; |
61 | |
62 | bool m_canReceiveDroppedFiles; |
63 | }; |
64 | |
65 | } // namespace WebCore |
66 | |
67 | SPECIALIZE_TYPE_TRAITS_RENDER_OBJECT(RenderFileUploadControl, isFileUploadControl()) |
68 | |