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1682f0b760
SPDX License Identifiers are a more compact / standardized way of representing file license information. See: https://spdx.dev/resources/use/#identifiers This was done with the `ambr` search and replace tool. ambr --no-parent-ignore --key-from-file --rep-from-file key.txt rep.txt *
112 lines
3.3 KiB
C++
112 lines
3.3 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibCore/ConfigFile.h>
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#include <LibGfx/SystemTheme.h>
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#include <string.h>
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namespace Gfx {
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static SystemTheme dummy_theme;
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static const SystemTheme* theme_page = &dummy_theme;
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static Core::AnonymousBuffer theme_buffer;
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const SystemTheme& current_system_theme()
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{
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VERIFY(theme_page);
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return *theme_page;
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}
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Core::AnonymousBuffer& current_system_theme_buffer()
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{
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VERIFY(theme_buffer.is_valid());
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return theme_buffer;
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}
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void set_system_theme(Core::AnonymousBuffer buffer)
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{
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theme_buffer = move(buffer);
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theme_page = theme_buffer.data<SystemTheme>();
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}
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Core::AnonymousBuffer load_system_theme(const String& path)
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{
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auto file = Core::ConfigFile::open(path);
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auto buffer = Core::AnonymousBuffer::create_with_size(sizeof(SystemTheme));
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auto* data = buffer.data<SystemTheme>();
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auto get_color = [&](auto& name) {
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auto color_string = file->read_entry("Colors", name);
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auto color = Color::from_string(color_string);
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if (!color.has_value())
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return Color(Color::Black);
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return color.value();
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};
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auto get_metric = [&](auto& name, auto role) {
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int metric = file->read_num_entry("Metrics", name, -1);
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if (metric == -1) {
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switch (role) {
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case (int)MetricRole::TitleHeight:
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return 19;
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case (int)MetricRole::TitleButtonHeight:
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return 15;
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case (int)MetricRole::TitleButtonWidth:
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return 15;
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default:
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dbgln("Metric {} has no fallback value!", name);
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return 16;
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}
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}
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return metric;
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};
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auto get_path = [&](auto& name, auto role, bool allow_empty) {
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auto path = file->read_entry("Paths", name);
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if (path.is_empty()) {
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switch (role) {
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case (int)PathRole::TitleButtonIcons:
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return "/res/icons/16x16/";
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default:
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return allow_empty ? "" : "/res/";
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}
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}
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return &path[0];
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};
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#undef __ENUMERATE_COLOR_ROLE
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#define __ENUMERATE_COLOR_ROLE(role) \
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data->color[(int)ColorRole::role] = get_color(#role).value();
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ENUMERATE_COLOR_ROLES(__ENUMERATE_COLOR_ROLE)
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#undef __ENUMERATE_COLOR_ROLE
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#define DO_METRIC(x) \
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data->metric[(int)MetricRole::x] = get_metric(#x, (int)MetricRole::x)
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DO_METRIC(TitleHeight);
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DO_METRIC(TitleButtonWidth);
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DO_METRIC(TitleButtonHeight);
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#define DO_PATH(x, allow_empty) \
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do { \
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auto path = get_path(#x, (int)PathRole::x, allow_empty); \
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memcpy(data->path[(int)PathRole::x], path, min(strlen(path) + 1, sizeof(data->path[(int)PathRole::x]))); \
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data->path[(int)PathRole::x][sizeof(data->path[(int)PathRole::x]) - 1] = '\0'; \
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} while (0)
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DO_PATH(TitleButtonIcons, false);
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DO_PATH(ActiveWindowShadow, true);
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DO_PATH(InactiveWindowShadow, true);
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DO_PATH(TaskbarShadow, true);
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DO_PATH(MenuShadow, true);
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DO_PATH(TooltipShadow, true);
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return buffer;
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}
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}
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