1 /*
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
3 * (C) 2000 Simon Hausmann <hausmann@kde.org>
4 * (C) 2000 Stefan Schimanski (1Stein@gmx.de)
5 * Copyright (C) 2004, 2005, 2006, 2009 Apple Inc. All rights reserved.
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Library General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Library General Public License for more details.
16 *
17 * You should have received a copy of the GNU Library General Public License
18 * along with this library; see the file COPYING.LIB. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
20 * Boston, MA 02110-1301, USA.
21 *
22 */
23
24 #include "config.h"
25 #include "RenderFrame.h"
26
27 #include "FrameView.h"
28 #include "HTMLFrameElement.h"
29 #include "RenderView.h"
30
31 namespace WebCore {
32
RenderFrame(HTMLFrameElement * frame)33 RenderFrame::RenderFrame(HTMLFrameElement* frame)
34 : RenderFrameBase(frame)
35 {
36 setInline(false);
37 }
38
edgeInfo() const39 FrameEdgeInfo RenderFrame::edgeInfo() const
40 {
41 HTMLFrameElement* element = static_cast<HTMLFrameElement*>(node());
42 return FrameEdgeInfo(element->noResize(), element->hasFrameBorder());
43 }
44
viewCleared()45 void RenderFrame::viewCleared()
46 {
47 HTMLFrameElement* element = static_cast<HTMLFrameElement*>(node());
48 if (!element || !widget() || !widget()->isFrameView())
49 return;
50
51 FrameView* view = static_cast<FrameView*>(widget());
52
53 int marginWidth = element->marginWidth();
54 int marginHeight = element->marginHeight();
55
56 if (marginWidth != -1)
57 view->setMarginWidth(marginWidth);
58 if (marginHeight != -1)
59 view->setMarginHeight(marginHeight);
60 }
61
62 #ifdef ANDROID_FLATTEN_FRAMESET
layout()63 void RenderFrame::layout()
64 {
65 FrameView* view = static_cast<FrameView*>(widget());
66 RenderView* root = view ? view->frame()->contentRenderer() : 0;
67
68 // Do not expand frames which has zero width or height
69 if (!width() || !height() || !root) {
70 updateWidgetPosition();
71 if (view)
72 view->layout();
73 setNeedsLayout(false);
74 return;
75 }
76
77 HTMLFrameElementBase* element = static_cast<HTMLFrameElementBase*>(node());
78 if (element->scrollingMode() == ScrollbarAlwaysOff && !root->isFrameSet()) {
79 setNeedsLayout(false);
80 return;
81 }
82
83 // Update the dimensions to get the correct width and height
84 updateWidgetPosition();
85 if (root->preferredLogicalWidthsDirty())
86 root->computePreferredLogicalWidths();
87
88 // Expand the frame by setting frame height = content height
89 setWidth(max(view->contentsWidth() + borderAndPaddingWidth(), width()));
90 setHeight(max(view->contentsHeight() + borderAndPaddingHeight(), height()));
91
92 // Update one more time
93 updateWidgetPosition();
94
95 setNeedsLayout(false);
96 }
97 #endif
98
99 } // namespace WebCore
100