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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 <AK/SharedBuffer.h>
28#include <LibCore/ConfigFile.h>
29#include <LibGfx/SystemTheme.h>
30
31namespace Gfx {
32
33static SystemTheme dummy_theme;
34static const SystemTheme* theme_page = &dummy_theme;
35static RefPtr<SharedBuffer> theme_buffer;
36
37const SystemTheme& current_system_theme()
38{
39 ASSERT(theme_page);
40 return *theme_page;
41}
42
43int current_system_theme_buffer_id()
44{
45 ASSERT(theme_buffer);
46 return theme_buffer->shared_buffer_id();
47}
48
49void set_system_theme(SharedBuffer& buffer)
50{
51 theme_buffer = buffer;
52 theme_page = (SystemTheme*)theme_buffer->data();
53}
54
55RefPtr<SharedBuffer> load_system_theme(const String& path)
56{
57 auto file = Core::ConfigFile::open(path);
58 auto buffer = SharedBuffer::create_with_size(sizeof(SystemTheme));
59
60 auto* data = (SystemTheme*)buffer->data();
61
62 auto get_color = [&](auto& name) {
63 auto color_string = file->read_entry("Colors", name);
64 auto color = Color::from_string(color_string);
65 if (!color.has_value())
66 return Color(Color::Black);
67 return color.value();
68 };
69
70#define DO_COLOR(x) \
71 data->color[(int)ColorRole::x] = get_color(#x)
72
73 DO_COLOR(DesktopBackground);
74 DO_COLOR(ThreedHighlight);
75 DO_COLOR(ThreedShadow1);
76 DO_COLOR(ThreedShadow2);
77 DO_COLOR(HoverHighlight);
78 DO_COLOR(Selection);
79 DO_COLOR(SelectionText);
80 DO_COLOR(InactiveSelection);
81 DO_COLOR(InactiveSelectionText);
82 DO_COLOR(Window);
83 DO_COLOR(WindowText);
84 DO_COLOR(Base);
85 DO_COLOR(BaseText);
86 DO_COLOR(Button);
87 DO_COLOR(ButtonText);
88 DO_COLOR(DesktopBackground);
89 DO_COLOR(ActiveWindowBorder1);
90 DO_COLOR(ActiveWindowBorder2);
91 DO_COLOR(ActiveWindowTitle);
92 DO_COLOR(InactiveWindowBorder1);
93 DO_COLOR(InactiveWindowBorder2);
94 DO_COLOR(InactiveWindowTitle);
95 DO_COLOR(MovingWindowBorder1);
96 DO_COLOR(MovingWindowBorder2);
97 DO_COLOR(MovingWindowTitle);
98 DO_COLOR(HighlightWindowBorder1);
99 DO_COLOR(HighlightWindowBorder2);
100 DO_COLOR(HighlightWindowTitle);
101 DO_COLOR(MenuStripe);
102 DO_COLOR(MenuBase);
103 DO_COLOR(MenuBaseText);
104 DO_COLOR(MenuSelection);
105 DO_COLOR(MenuSelectionText);
106 DO_COLOR(RubberBandFill);
107 DO_COLOR(RubberBandBorder);
108 DO_COLOR(Link);
109 DO_COLOR(ActiveLink);
110 DO_COLOR(VisitedLink);
111 DO_COLOR(Ruler);
112 DO_COLOR(RulerBorder);
113 DO_COLOR(RulerActiveText);
114 DO_COLOR(RulerInactiveText);
115 DO_COLOR(TextCursor);
116 DO_COLOR(FocusOutline);
117
118 buffer->seal();
119 buffer->share_globally();
120
121 return buffer;
122}
123
124}