1 /**
2 * This file is part of the KDE project.
3 *
4 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
5 * (C) 2000 Simon Hausmann <hausmann@kde.org>
6 * (C) 2000 Stefan Schimanski (1Stein@gmx.de)
7 * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc.
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Library General Public
11 * License as published by the Free Software Foundation; either
12 * version 2 of the License, or (at your option) any later version.
13 *
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Library General Public License for more details.
18 *
19 * You should have received a copy of the GNU Library General Public License
20 * along with this library; see the file COPYING.LIB. If not, write to
21 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
22 * Boston, MA 02110-1301, USA.
23 *
24 */
25
26 #include "config.h"
27 #include "RenderFrame.h"
28 #include "RenderFrameSet.h"
29 #include "FrameView.h"
30 #include "HTMLFrameSetElement.h"
31 #include "HTMLNames.h"
32
33 #ifdef FLATTEN_FRAMESET
34 #include "Frame.h"
35 #include "Document.h"
36 #include "RenderView.h"
37 #endif
38
39 namespace WebCore {
40
41 using namespace HTMLNames;
42
RenderFrame(HTMLFrameElement * frame)43 RenderFrame::RenderFrame(HTMLFrameElement* frame)
44 : RenderPart(frame)
45 {
46 setInline(false);
47 }
48
edgeInfo() const49 FrameEdgeInfo RenderFrame::edgeInfo() const
50 {
51 return FrameEdgeInfo(element()->noResize(), element()->hasFrameBorder());
52 }
53
viewCleared()54 void RenderFrame::viewCleared()
55 {
56 if (element() && m_widget && m_widget->isFrameView()) {
57 FrameView* view = static_cast<FrameView*>(m_widget);
58 int marginw = element()->getMarginWidth();
59 int marginh = element()->getMarginHeight();
60
61 if (marginw != -1)
62 view->setMarginWidth(marginw);
63 if (marginh != -1)
64 view->setMarginHeight(marginh);
65 }
66 }
67
68 #ifdef FLATTEN_FRAMESET
layout()69 void RenderFrame::layout()
70 {
71 if (m_widget && m_widget->isFrameView()) {
72 FrameView* view = static_cast<FrameView*>(m_widget);
73 RenderView* root = NULL;
74 if (view->frame() && view->frame()->document() &&
75 view->frame()->document()->renderer() && view->frame()->document()->renderer()->isRenderView())
76 root = static_cast<RenderView*>(view->frame()->document()->renderer());
77 if (root) {
78 // Resize the widget so that the RenderView will layout according to those dimensions.
79 view->resize(width(), height());
80 view->layout();
81 // We can only grow in width and height because if positionFrames gives us a width and we become smaller,
82 // then the fixup process of forcing the frame to fill extra space will fail.
83 if (width() > root->docWidth()) {
84 view->resize(root->docWidth(), 0);
85 view->layout();
86 }
87 // Honor the height set by RenderFrameSet::positionFrames unless our document height is larger.
88 setHeight(max(root->docHeight(), height()));
89 setWidth(max(root->docWidth(), width()));
90 }
91 }
92 setNeedsLayout(false);
93 }
94 #endif
95
96 } // namespace WebCore
97