mirror of
https://github.com/LadybirdBrowser/ladybird.git
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344 lines
15 KiB
C++
344 lines
15 KiB
C++
/*
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* Copyright (c) 2019-2020, Jesse Buhagiar <jooster669@gmail.com>
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* Copyright (c) 2020-2021, 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 "MonitorSettingsWidget.h"
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#include <Applications/DisplaySettings/MonitorSettingsGML.h>
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#include <LibGUI/BoxLayout.h>
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#include <LibGUI/Button.h>
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#include <LibGUI/ComboBox.h>
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#include <LibGUI/ConnectionToWindowServer.h>
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#include <LibGUI/ItemListModel.h>
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#include <LibGUI/Label.h>
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#include <LibGUI/MessageBox.h>
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#include <LibGUI/RadioButton.h>
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#include <LibGfx/SystemTheme.h>
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namespace DisplaySettings {
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ErrorOr<NonnullRefPtr<MonitorSettingsWidget>> MonitorSettingsWidget::try_create()
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{
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auto monitor_settings_widget = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) MonitorSettingsWidget()));
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TRY(monitor_settings_widget->create_resolution_list());
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TRY(monitor_settings_widget->create_frame());
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TRY(monitor_settings_widget->load_current_settings());
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return monitor_settings_widget;
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}
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ErrorOr<void> MonitorSettingsWidget::create_resolution_list()
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{
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// TODO: Find a better way to get the default resolution
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TRY(m_resolutions.try_append({ 640, 480 }));
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TRY(m_resolutions.try_append({ 800, 600 }));
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TRY(m_resolutions.try_append({ 1024, 768 }));
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TRY(m_resolutions.try_append({ 1280, 720 }));
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TRY(m_resolutions.try_append({ 1280, 768 }));
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TRY(m_resolutions.try_append({ 1280, 960 }));
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TRY(m_resolutions.try_append({ 1280, 1024 }));
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TRY(m_resolutions.try_append({ 1360, 768 }));
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TRY(m_resolutions.try_append({ 1368, 768 }));
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TRY(m_resolutions.try_append({ 1440, 900 }));
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TRY(m_resolutions.try_append({ 1600, 900 }));
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TRY(m_resolutions.try_append({ 1600, 1200 }));
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TRY(m_resolutions.try_append({ 1920, 1080 }));
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TRY(m_resolutions.try_append({ 2048, 1152 }));
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TRY(m_resolutions.try_append({ 2256, 1504 }));
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TRY(m_resolutions.try_append({ 2560, 1080 }));
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TRY(m_resolutions.try_append({ 2560, 1440 }));
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TRY(m_resolutions.try_append({ 3440, 1440 }));
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for (auto resolution : m_resolutions) {
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// Use Euclid's Algorithm to calculate greatest common factor
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i32 a = resolution.width();
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i32 b = resolution.height();
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i32 gcf = 0;
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for (;;) {
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i32 r = a % b;
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if (r == 0) {
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gcf = b;
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break;
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}
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a = b;
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b = r;
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}
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i32 aspect_width = resolution.width() / gcf;
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i32 aspect_height = resolution.height() / gcf;
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TRY(m_resolution_strings.try_append(TRY(String::formatted("{}x{} ({}:{})", resolution.width(), resolution.height(), aspect_width, aspect_height))));
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}
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return {};
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}
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ErrorOr<void> MonitorSettingsWidget::create_frame()
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{
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TRY(load_from_gml(monitor_settings_window_gml));
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m_monitor_widget = *find_descendant_of_type_named<DisplaySettings::MonitorWidget>("monitor_widget");
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m_screen_combo = *find_descendant_of_type_named<GUI::ComboBox>("screen_combo");
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m_screen_combo->set_only_allow_values_from_model(true);
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m_screen_combo->set_model(*GUI::ItemListModel<String>::create(m_screens));
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m_screen_combo->on_change = [this](auto&, const GUI::ModelIndex& index) {
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m_selected_screen_index = index.row();
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auto result = selected_screen_index_or_resolution_changed();
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if (result.is_error())
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GUI::MessageBox::show_error(window(), "Screen info could not be updated"sv);
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};
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m_resolution_combo = *find_descendant_of_type_named<GUI::ComboBox>("resolution_combo");
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m_resolution_combo->set_only_allow_values_from_model(true);
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m_resolution_combo->set_model(*GUI::ItemListModel<String>::create(m_resolution_strings));
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m_resolution_combo->on_change = [this](auto&, const GUI::ModelIndex& index) {
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auto& selected_screen = m_screen_layout.screens[m_selected_screen_index];
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selected_screen.resolution = m_resolutions.at(index.row());
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// Try to auto re-arrange things if there are overlaps or disconnected screens
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m_screen_layout.normalize();
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auto result = selected_screen_index_or_resolution_changed();
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if (result.is_error()) {
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GUI::MessageBox::show_error(window(), "Screen info could not be updated"sv);
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return;
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}
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set_modified(true);
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};
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m_display_scale_radio_1x = *find_descendant_of_type_named<GUI::RadioButton>("scale_1x");
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m_display_scale_radio_1x->on_checked = [this](bool checked) {
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if (checked) {
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auto& selected_screen = m_screen_layout.screens[m_selected_screen_index];
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selected_screen.scale_factor = 1;
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// Try to auto re-arrange things if there are overlaps or disconnected screens
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m_screen_layout.normalize();
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m_monitor_widget->set_desktop_scale_factor(1);
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m_monitor_widget->update();
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set_modified(true);
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}
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};
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m_display_scale_radio_2x = *find_descendant_of_type_named<GUI::RadioButton>("scale_2x");
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m_display_scale_radio_2x->on_checked = [this](bool checked) {
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if (checked) {
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auto& selected_screen = m_screen_layout.screens[m_selected_screen_index];
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selected_screen.scale_factor = 2;
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// Try to auto re-arrange things if there are overlaps or disconnected screens
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m_screen_layout.normalize();
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m_monitor_widget->set_desktop_scale_factor(2);
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m_monitor_widget->update();
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set_modified(true);
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}
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};
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m_dpi_label = *find_descendant_of_type_named<GUI::Label>("display_dpi");
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return {};
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}
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static ErrorOr<String> display_name_from_edid(EDID::Parser const& edid)
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{
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auto manufacturer_name = edid.manufacturer_name();
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auto product_name = edid.display_product_name();
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auto build_manufacturer_product_name = [&]() -> ErrorOr<String> {
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if (product_name.is_null() || product_name.is_empty())
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return TRY(String::from_deprecated_string(manufacturer_name));
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return String::formatted("{} {}", manufacturer_name, product_name);
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};
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if (auto screen_size = edid.screen_size(); screen_size.has_value()) {
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auto diagonal_inch = hypot(screen_size.value().horizontal_cm(), screen_size.value().vertical_cm()) / 2.54;
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return String::formatted("{} {}\"", TRY(build_manufacturer_product_name()), roundf(diagonal_inch));
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}
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return build_manufacturer_product_name();
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}
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ErrorOr<void> MonitorSettingsWidget::load_current_settings()
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{
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m_screen_layout = GUI::ConnectionToWindowServer::the().get_screen_layout();
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m_screens.clear();
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m_screen_edids.clear();
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size_t virtual_screen_count = 0;
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for (size_t i = 0; i < m_screen_layout.screens.size(); i++) {
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String screen_display_name;
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if (m_screen_layout.screens[i].mode == WindowServer::ScreenLayout::Screen::Mode::Device) {
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if (auto edid = EDID::Parser::from_display_connector_device(m_screen_layout.screens[i].device.value()); !edid.is_error()) { // TODO: multihead
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screen_display_name = TRY(display_name_from_edid(edid.value()));
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TRY(m_screen_edids.try_append(edid.release_value()));
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} else {
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dbgln("Error getting EDID from device {}: {}", m_screen_layout.screens[i].device.value(), edid.error());
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screen_display_name = TRY(String::from_deprecated_string(m_screen_layout.screens[i].device.value()));
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TRY(m_screen_edids.try_append({}));
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}
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} else {
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dbgln("Frame buffer {} is virtual.", i);
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screen_display_name = TRY(String::formatted("Virtual screen {}", virtual_screen_count++));
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TRY(m_screen_edids.try_append({}));
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}
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if (i == m_screen_layout.main_screen_index)
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TRY(m_screens.try_append(TRY(String::formatted("{}: {} (main screen)", i + 1, screen_display_name))));
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else
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TRY(m_screens.try_append(TRY(String::formatted("{}: {}", i + 1, screen_display_name))));
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}
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m_selected_screen_index = m_screen_layout.main_screen_index;
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m_screen_combo->set_selected_index(m_selected_screen_index);
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TRY(selected_screen_index_or_resolution_changed());
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return {};
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}
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ErrorOr<void> MonitorSettingsWidget::selected_screen_index_or_resolution_changed()
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{
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auto& screen = m_screen_layout.screens[m_selected_screen_index];
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// Let's attempt to find the current resolution based on the screen layout settings
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auto index = m_resolutions.find_first_index(screen.resolution).value_or(0);
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Gfx::IntSize current_resolution = m_resolutions.at(index);
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Optional<unsigned> screen_dpi;
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String screen_dpi_tooltip;
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if (m_screen_edids[m_selected_screen_index].has_value()) {
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auto& edid = m_screen_edids[m_selected_screen_index];
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if (auto screen_size = edid.value().screen_size(); screen_size.has_value()) {
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auto x_cm = screen_size.value().horizontal_cm();
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auto y_cm = screen_size.value().vertical_cm();
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auto diagonal_inch = hypot(x_cm, y_cm) / 2.54;
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auto diagonal_pixels = hypot(current_resolution.width(), current_resolution.height());
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if (diagonal_pixels != 0.0) {
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screen_dpi = diagonal_pixels / diagonal_inch;
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screen_dpi_tooltip = TRY(String::formatted("{} inch display ({}cm x {}cm)", roundf(diagonal_inch), x_cm, y_cm));
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}
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}
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}
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if (screen_dpi.has_value()) {
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auto dpi_label_value = TRY(String::formatted("{} dpi", screen_dpi.value()));
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m_dpi_label->set_tooltip_deprecated(screen_dpi_tooltip.to_deprecated_string());
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m_dpi_label->set_text(move(dpi_label_value));
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m_dpi_label->set_visible(true);
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} else {
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m_dpi_label->set_visible(false);
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}
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if (screen.scale_factor != 1 && screen.scale_factor != 2) {
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dbgln("unexpected ScaleFactor {}, setting to 1", screen.scale_factor);
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screen.scale_factor = 1;
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}
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(screen.scale_factor == 1 ? m_display_scale_radio_1x : m_display_scale_radio_2x)->set_checked(true, GUI::AllowCallback::No);
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m_monitor_widget->set_desktop_scale_factor(screen.scale_factor);
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// Select the current selected resolution as it may differ
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m_monitor_widget->set_desktop_resolution(current_resolution);
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m_resolution_combo->set_selected_index(index, GUI::AllowCallback::No);
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m_monitor_widget->update();
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return {};
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}
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void MonitorSettingsWidget::apply_settings()
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{
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// Fetch the latest configuration again, in case it has been changed by someone else.
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// This isn't technically race free, but if the user automates changing settings we can't help...
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auto current_layout = GUI::ConnectionToWindowServer::the().get_screen_layout();
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if (m_screen_layout != current_layout) {
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auto result = GUI::ConnectionToWindowServer::the().set_screen_layout(m_screen_layout, false);
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// Run load_current_settings to refresh screen info.
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if (result.success() && !load_current_settings().is_error()) {
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auto seconds_until_revert = 10;
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auto box_text = [this, &seconds_until_revert]() -> ErrorOr<String> {
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auto output = String::formatted("Do you want to keep the new screen layout?\nReverting in {} {}.",
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seconds_until_revert, seconds_until_revert == 1 ? "second" : "seconds");
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if (output.is_error()) {
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GUI::MessageBox::show_error(window(), "Unable to apply changes"sv);
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return Error::from_string_literal("Unable to create a formatted string");
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}
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return output.release_value();
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};
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auto current_box_text_or_error = box_text();
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if (current_box_text_or_error.is_error())
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return;
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auto current_box_text = current_box_text_or_error.release_value();
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auto box = GUI::MessageBox::create(window(), current_box_text, "Confirm Settings"sv,
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GUI::MessageBox::Type::Question, GUI::MessageBox::InputType::YesNo)
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.release_value_but_fixme_should_propagate_errors();
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box->set_icon(window()->icon());
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// If after 10 seconds the user doesn't close the message box, just close it.
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auto revert_timer_or_error = Core::Timer::create_repeating(1000, [&] {
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seconds_until_revert -= 1;
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current_box_text_or_error = box_text();
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if (current_box_text_or_error.is_error()) {
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seconds_until_revert = 0;
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box->close();
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return;
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}
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auto current_box_text = current_box_text_or_error.release_value();
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box->set_text(current_box_text);
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if (seconds_until_revert <= 0) {
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box->close();
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}
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});
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if (revert_timer_or_error.is_error()) {
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GUI::MessageBox::show_error(window(), "Unable to apply changes"sv);
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return;
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}
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auto revert_timer = revert_timer_or_error.release_value();
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revert_timer->start();
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// If the user selects "No", closes the window or the window gets closed by the 10 seconds timer, revert the changes.
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if (box->exec() == GUI::MessageBox::ExecResult::Yes) {
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auto save_result = GUI::ConnectionToWindowServer::the().save_screen_layout();
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if (!save_result.success()) {
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auto detailed_error_message = String::formatted("Error saving settings: {}", save_result.error_msg());
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if (!detailed_error_message.is_error())
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GUI::MessageBox::show_error(window(), detailed_error_message.release_value());
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else
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GUI::MessageBox::show_error(window(), "Unable to save settings"sv);
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}
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} else {
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auto restore_result = GUI::ConnectionToWindowServer::the().set_screen_layout(current_layout, false);
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if (!restore_result.success() || load_current_settings().is_error()) {
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auto detailed_error_message = String::formatted("Error restoring settings: {}", restore_result.error_msg());
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if (!detailed_error_message.is_error())
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GUI::MessageBox::show_error(window(), detailed_error_message.release_value());
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else
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GUI::MessageBox::show_error(window(), "Unable to restore settings"sv);
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}
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}
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} else {
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auto detailed_error_message = String::formatted("Error setting screen layout: {}", result.error_msg());
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if (!detailed_error_message.is_error())
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GUI::MessageBox::show_error(window(), detailed_error_message.release_value());
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else
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GUI::MessageBox::show_error(window(), "Unable to set screen layout"sv);
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}
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}
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}
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void MonitorSettingsWidget::show_screen_numbers(bool show)
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{
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if (m_showing_screen_numbers == show)
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return;
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m_showing_screen_numbers = show;
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GUI::ConnectionToWindowServer::the().async_show_screen_numbers(show);
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}
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void MonitorSettingsWidget::show_event(GUI::ShowEvent&)
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{
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show_screen_numbers(true);
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}
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void MonitorSettingsWidget::hide_event(GUI::HideEvent&)
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{
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show_screen_numbers(false);
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}
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}
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