jcs.org
Serenity Operating System
1/*
2 * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this
9 * list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
22 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#include <LibWeb/DOM/Document.h>
28#include <LibWeb/Frame.h>
29#include <LibWeb/HtmlView.h>
30#include <LibWeb/Layout/LayoutDocument.h>
31
32namespace Web {
33
34Frame::Frame(HtmlView& html_view)
35 : m_html_view(html_view.make_weak_ptr())
36{
37}
38
39Frame::~Frame()
40{
41}
42
43void Frame::set_document(Document* document)
44{
45 if (m_document == document)
46 return;
47
48 if (m_document)
49 m_document->detach_from_frame({}, *this);
50
51 m_document = document;
52
53 if (m_document)
54 m_document->attach_to_frame({}, *this);
55}
56
57void Frame::set_size(const Gfx::Size& size)
58{
59 if (m_size == size)
60 return;
61 m_size = size;
62}
63
64void Frame::set_viewport_rect(const Gfx::Rect& rect)
65{
66 if (m_viewport_rect == rect)
67 return;
68 m_viewport_rect = rect;
69
70 if (m_document && m_document->layout_node())
71 m_document->layout_node()->did_set_viewport_rect({}, rect);
72}
73
74void Frame::set_needs_display(const Gfx::Rect& rect)
75{
76 if (!m_viewport_rect.intersects(rect))
77 return;
78
79 if (!on_set_needs_display)
80 return;
81 on_set_needs_display(rect);
82}
83
84}