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DisplaySettings: Add theme selection and preview

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MacDue 2022-03-27 20:32:32 +01:00 • committed by Andreas Kling
parent 8fa0409ae1
commit 04b6a060ca
7 changed files with 208 additions and 0 deletions
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50
Userland/Applications/DisplaySettings/ThemePreviewWidget.cpp Normal file
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/*
* Copyright (c) 2022, MacDue <macdue@dueutil.tech>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "ThemePreviewWidget.h"
#include <AK/Array.h>
#include <LibCore/File.h>
#include <LibGUI/Painter.h>
#include <LibGfx/Painter.h>
#include <LibGfx/StylePainter.h>
namespace DisplaySettings {
ThemePreviewWidget::ThemePreviewWidget(Gfx::Palette const& palette)
: GUI::AbstractThemePreview(palette)
{
set_fixed_size(304, 201);
}
void ThemePreviewWidget::set_theme(String path)
{
set_theme_from_file(*Core::File::open(path, Core::OpenMode::ReadOnly).release_value_but_fixme_should_propagate_errors());
}
void ThemePreviewWidget::paint_preview(GUI::PaintEvent&)
{
GUI::Painter painter(*this);
auto active_window_rect = rect().shrunken(48, 100).translated(4, 26);
auto inactive_window_rect = active_window_rect.translated(-8, -32);
auto message_box = active_window_rect.shrunken(100, 60);
paint_window("Inactive Window", inactive_window_rect, Gfx::WindowTheme::WindowState::Inactive, inactive_window_icon());
paint_window("Active Window", active_window_rect, Gfx::WindowTheme::WindowState::Active, active_window_icon());
paint_window("Alert", message_box, Gfx::WindowTheme::WindowState::Highlighted, active_window_icon(), 1);
auto draw_centered_button = [&](auto window_rect, auto text, int button_width, int button_height) {
auto box_center = window_rect.center();
Gfx::IntRect button_rect { box_center.x() - button_width / 2, box_center.y() - button_height / 2, button_width, button_height };
Gfx::StylePainter::paint_button(
painter, button_rect, preview_palette(), Gfx::ButtonStyle::Normal, false, false, false, true, false, false);
painter.draw_text(button_rect, text, Gfx::TextAlignment::Center, preview_palette().color(foreground_role()), Gfx::TextElision::Right, Gfx::TextWrapping::DontWrap);
};
draw_centered_button(message_box, "Ok", 32, 16);
}
}