GamesSettings: Port GamesSettings to GML compilation

Co-Authored-By: Tim Schumacher <timschumi@gmx.de>

Userland/Applications/GamesSettings/CMakeLists.txt

@@ -4,19 +4,16 @@ serenity_component(
     TARGETS GamesSettings
 )
 
-stringify_gml(CardSettingsWidget.gml CardSettingsWidgetGML.h card_settings_widget_gml)
-stringify_gml(ChessSettingsWidget.gml ChessSettingsWidgetGML.h chess_settings_widget_gml)
+compile_gml(CardSettingsWidget.gml CardSettingsWidgetGML.cpp)
+compile_gml(ChessSettingsWidget.gml ChessSettingsWidgetGML.cpp)
 
 set(SOURCES
     main.cpp
     CardSettingsWidget.cpp
+    CardSettingsWidgetGML.cpp
+    ChessSettingsWidgetGML.cpp
     ChessSettingsWidget.cpp
 )
 
-set(GENERATED_SOURCES
-    CardSettingsWidgetGML.h
-    ChessSettingsWidgetGML.h
-)
-
 serenity_app(GamesSettings ICON games)
 target_link_libraries(GamesSettings PRIVATE LibConfig LibCore LibGfx LibGUI LibMain LibCards LibChess)

Userland/Applications/GamesSettings/CardGamePreview.h

@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2022-2023, Sam Atkins <atkinssj@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <LibCards/Card.h>
+#include <LibCards/CardGame.h>
+#include <LibCards/CardPainter.h>
+#include <LibCards/CardStack.h>
+#include <LibConfig/Client.h>
+#include <LibGUI/FileSystemModel.h>
+#include <LibGfx/Palette.h>
+
+namespace GamesSettings {
+
+class CardGamePreview final : public Cards::CardGame {
+    C_OBJECT_ABSTRACT(CardGamePreview)
+
+public:
+    static ErrorOr<NonnullRefPtr<CardGamePreview>> try_create();
+
+private:
+    CardGamePreview() = default;
+
+    virtual void paint_event(GUI::PaintEvent& event) override;
+};
+
+}

Userland/Applications/GamesSettings/CardSettingsWidget.cpp

@@ -5,7 +5,6 @@
  */
 
 #include "CardSettingsWidget.h"
-#include <Applications/GamesSettings/CardSettingsWidgetGML.h>
 #include <LibCards/Card.h>
 #include <LibCards/CardGame.h>
 #include <LibCards/CardPainter.h>
@@ -21,66 +20,56 @@ namespace GamesSettings {
 static constexpr StringView default_card_back_image_path = "/res/graphics/cards/backs/Red.png"sv;
 static constexpr StringView default_card_front_image_set = "Classic"sv;
 
-class CardGamePreview final : public Cards::CardGame {
-    C_OBJECT_ABSTRACT(CardGamePreview)
-
-public:
-    static ErrorOr<NonnullRefPtr<CardGamePreview>> try_create()
-    {
-        auto preview = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) CardGamePreview()));
-
-        Gfx::IntPoint point { 25, 24 };
-        TRY(preview->add_stack(point, Cards::CardStack::Type::Stock));
-
-        point.translate_by(Cards::Card::width + 30, 0);
-        TRY(preview->add_stack(point, Cards::CardStack::Type::Normal));
-
-        point.translate_by(Cards::Card::width + 30, 0);
-        TRY(preview->add_stack(point, Cards::CardStack::Type::Normal));
-
-        point.translate_by(20, 10);
-        TRY(preview->add_stack(point, Cards::CardStack::Type::Normal));
-
-        for (size_t i = 0; i < Cards::Card::card_count; ++i)
-            TRY(preview->stack_at_location(0).push(TRY(Cards::Card::try_create(Cards::Suit::Diamonds, static_cast<Cards::Rank>(i)))));
-        TRY(preview->stack_at_location(1).push(TRY(Cards::Card::try_create(Cards::Suit::Spades, Cards::Rank::Ace))));
-        TRY(preview->stack_at_location(2).push(TRY(Cards::Card::try_create(Cards::Suit::Hearts, Cards::Rank::Queen))));
-        TRY(preview->stack_at_location(3).push(TRY(Cards::Card::try_create(Cards::Suit::Clubs, Cards::Rank::Jack))));
-
-        preview->stack_at_location(0).peek().set_upside_down(true);
-        preview->stack_at_location(2).set_highlighted(true);
-
-        return preview;
-    }
-
-private:
-    CardGamePreview() = default;
-
-    virtual void paint_event(GUI::PaintEvent& event) override
-    {
-        Cards::CardGame::paint_event(event);
-
-        GUI::Painter painter(*this);
-        painter.add_clip_rect(frame_inner_rect());
-        painter.add_clip_rect(event.rect());
-
-        auto background_color = this->background_color();
-        for (auto& stack : stacks())
-            stack->paint(painter, background_color);
-    }
-};
-
-ErrorOr<NonnullRefPtr<CardSettingsWidget>> CardSettingsWidget::try_create()
+ErrorOr<NonnullRefPtr<CardGamePreview>> CardGamePreview::try_create()
 {
-    auto card_settings_widget = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) CardSettingsWidget));
+    auto preview = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) CardGamePreview()));
+
+    Gfx::IntPoint point { 25, 24 };
+    TRY(preview->add_stack(point, Cards::CardStack::Type::Stock));
+
+    point.translate_by(Cards::Card::width + 30, 0);
+    TRY(preview->add_stack(point, Cards::CardStack::Type::Normal));
+
+    point.translate_by(Cards::Card::width + 30, 0);
+    TRY(preview->add_stack(point, Cards::CardStack::Type::Normal));
+
+    point.translate_by(20, 10);
+    TRY(preview->add_stack(point, Cards::CardStack::Type::Normal));
+
+    for (size_t i = 0; i < Cards::Card::card_count; ++i)
+        TRY(preview->stack_at_location(0).push(TRY(Cards::Card::try_create(Cards::Suit::Diamonds, static_cast<Cards::Rank>(i)))));
+    TRY(preview->stack_at_location(1).push(TRY(Cards::Card::try_create(Cards::Suit::Spades, Cards::Rank::Ace))));
+    TRY(preview->stack_at_location(2).push(TRY(Cards::Card::try_create(Cards::Suit::Hearts, Cards::Rank::Queen))));
+    TRY(preview->stack_at_location(3).push(TRY(Cards::Card::try_create(Cards::Suit::Clubs, Cards::Rank::Jack))));
+
+    preview->stack_at_location(0).peek().set_upside_down(true);
+    preview->stack_at_location(2).set_highlighted(true);
+
+    return preview;
+}
+
+void CardGamePreview::paint_event(GUI::PaintEvent& event)
+{
+    Cards::CardGame::paint_event(event);
+
+    GUI::Painter painter(*this);
+    painter.add_clip_rect(frame_inner_rect());
+    painter.add_clip_rect(event.rect());
+
+    auto background_color = this->background_color();
+    for (auto& stack : stacks())
+        stack->paint(painter, background_color);
+}
+
+ErrorOr<NonnullRefPtr<CardSettingsWidget>> CardSettingsWidget::create()
+{
+    auto card_settings_widget = TRY(try_create());
     TRY(card_settings_widget->initialize());
     return card_settings_widget;
 }
 
 ErrorOr<void> CardSettingsWidget::initialize()
 {
-    TRY(load_from_gml(card_settings_widget_gml));
-
     auto background_color = Gfx::Color::from_string(Config::read_string("Games"sv, "Cards"sv, "BackgroundColor"sv)).value_or(Gfx::Color::from_rgb(0x008000));
 
     m_preview_frame = find_descendant_of_type_named<CardGamePreview>("cards_preview");
@@ -179,5 +168,3 @@ String CardSettingsWidget::card_front_images_set_name() const
 }
 
 }
-
-REGISTER_WIDGET(GamesSettings, CardGamePreview);

Userland/Applications/GamesSettings/CardSettingsWidget.gml

@@ -1,4 +1,4 @@
-@GUI::Frame {
+@GamesSettings::CardSettingsWidget {
     fill_with_background_color: true
     layout: @GUI::VerticalBoxLayout {
         margins: [8]
@@ -19,7 +19,7 @@
 
         @GUI::ColorInput {
             name: "cards_background_color"
-            has_alpha_channel: false
+            color_has_alpha_channel: false
         }
     }
 
@@ -42,7 +42,7 @@
 
             @GUI::ComboBox {
                 name: "cards_front_image_set"
-                model_only: true
+                only_allow_values_from_model: true
             }
         }
 

Userland/Applications/GamesSettings/CardSettingsWidget.h

@@ -6,6 +6,7 @@
 
 #pragma once
 
+#include "CardGamePreview.h"
 #include <LibGUI/ColorInput.h>
 #include <LibGUI/ComboBox.h>
 #include <LibGUI/Frame.h>
@@ -16,12 +17,11 @@
 
 namespace GamesSettings {
 
-class CardGamePreview;
-
 class CardSettingsWidget final : public GUI::SettingsWindow::Tab {
     C_OBJECT_ABSTRACT(CardSettingsWidget)
 public:
     static ErrorOr<NonnullRefPtr<CardSettingsWidget>> try_create();
+    static ErrorOr<NonnullRefPtr<CardSettingsWidget>> create();
     virtual ~CardSettingsWidget() override = default;
 
     virtual void apply_settings() override;

Userland/Applications/GamesSettings/ChessGamePreview.h

@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2022-2023, Sam Atkins <atkinssj@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <LibChess/Chess.h>
+#include <LibConfig/Client.h>
+#include <LibCore/Directory.h>
+#include <LibGUI/CheckBox.h>
+#include <LibGUI/ComboBox.h>
+#include <LibGUI/Frame.h>
+#include <LibGUI/ItemListModel.h>
+#include <LibGUI/Painter.h>
+
+namespace GamesSettings {
+
+class ChessGamePreview final : public GUI::Frame {
+    C_OBJECT_ABSTRACT(ChessGamePreview)
+
+public:
+    static ErrorOr<NonnullRefPtr<ChessGamePreview>> try_create();
+
+    virtual ~ChessGamePreview() = default;
+
+    void set_piece_set_name(String piece_set_name);
+    void set_dark_square_color(Gfx::Color dark_square_color);
+    void set_light_square_color(Gfx::Color light_square_color);
+    void set_show_coordinates(bool show_coordinates);
+
+private:
+    ChessGamePreview();
+
+    virtual void paint_event(GUI::PaintEvent& event) override;
+
+    HashMap<Chess::Piece, RefPtr<Gfx::Bitmap>> m_piece_images;
+    bool m_any_piece_images_are_missing { false };
+
+    Gfx::Color m_dark_square_color;
+    Gfx::Color m_light_square_color;
+    bool m_show_coordinates { true };
+    String m_piece_set_name;
+};
+
+}

Userland/Applications/GamesSettings/ChessSettingsWidget.cpp

@@ -5,7 +5,7 @@
  */
 
 #include "ChessSettingsWidget.h"
-#include <Applications/GamesSettings/ChessSettingsWidgetGML.h>
+#include "ChessGamePreview.h"
 #include <LibChess/Chess.h>
 #include <LibConfig/Client.h>
 #include <LibCore/Directory.h>
@@ -75,185 +75,171 @@ private:
     }
 };
 
-class ChessGamePreview final : public GUI::Frame {
-    C_OBJECT_ABSTRACT(ChessGamePreview)
+ChessGamePreview::ChessGamePreview()
+    : m_dark_square_color { s_board_themes[0].dark_square_color }
+    , m_light_square_color { s_board_themes[0].light_square_color }
+{
+}
 
-public:
-    static ErrorOr<NonnullRefPtr<ChessGamePreview>> try_create()
-    {
-        auto preview = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) ChessGamePreview()));
-        return preview;
-    }
+ErrorOr<NonnullRefPtr<ChessGamePreview>> ChessGamePreview::try_create()
+{
+    auto preview = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) ChessGamePreview()));
+    return preview;
+}
 
-    virtual ~ChessGamePreview() = default;
+void ChessGamePreview::set_piece_set_name(String piece_set_name)
+{
+    if (m_piece_set_name == piece_set_name)
+        return;
 
-    void set_piece_set_name(String piece_set_name)
-    {
-        if (m_piece_set_name == piece_set_name)
+    m_piece_set_name = move(piece_set_name);
+    m_piece_images.clear();
+    m_any_piece_images_are_missing = false;
+
+    auto load_piece_image = [&](Chess::Color color, Chess::Type piece, StringView filename) {
+        auto path = MUST(String::formatted("/res/graphics/chess/sets/{}/{}", m_piece_set_name, filename));
+        auto image = Gfx::Bitmap::load_from_file(path.bytes_as_string_view());
+        if (image.is_error()) {
+            m_any_piece_images_are_missing = true;
             return;
+        }
+        m_piece_images.set({ color, piece }, image.release_value());
+    };
 
-        m_piece_set_name = move(piece_set_name);
-        m_piece_images.clear();
-        m_any_piece_images_are_missing = false;
+    load_piece_image(Chess::Color::White, Chess::Type::Pawn, "white-pawn.png"sv);
+    load_piece_image(Chess::Color::Black, Chess::Type::Pawn, "black-pawn.png"sv);
+    load_piece_image(Chess::Color::White, Chess::Type::Knight, "white-knight.png"sv);
+    load_piece_image(Chess::Color::Black, Chess::Type::Knight, "black-knight.png"sv);
+    load_piece_image(Chess::Color::White, Chess::Type::Bishop, "white-bishop.png"sv);
+    load_piece_image(Chess::Color::Black, Chess::Type::Bishop, "black-bishop.png"sv);
+    load_piece_image(Chess::Color::White, Chess::Type::Rook, "white-rook.png"sv);
+    load_piece_image(Chess::Color::Black, Chess::Type::Rook, "black-rook.png"sv);
+    load_piece_image(Chess::Color::White, Chess::Type::Queen, "white-queen.png"sv);
+    load_piece_image(Chess::Color::Black, Chess::Type::Queen, "black-queen.png"sv);
+    load_piece_image(Chess::Color::White, Chess::Type::King, "white-king.png"sv);
+    load_piece_image(Chess::Color::Black, Chess::Type::King, "black-king.png"sv);
 
-        auto load_piece_image = [&](Chess::Color color, Chess::Type piece, StringView filename) {
-            auto path = MUST(String::formatted("/res/graphics/chess/sets/{}/{}", m_piece_set_name, filename));
-            auto image = Gfx::Bitmap::load_from_file(path.bytes_as_string_view());
-            if (image.is_error()) {
-                m_any_piece_images_are_missing = true;
-                return;
-            }
-            m_piece_images.set({ color, piece }, image.release_value());
+    update();
+}
+
+void ChessGamePreview::set_dark_square_color(Gfx::Color dark_square_color)
+{
+    if (m_dark_square_color == dark_square_color)
+        return;
+
+    m_dark_square_color = dark_square_color;
+    update();
+}
+
+void ChessGamePreview::set_light_square_color(Gfx::Color light_square_color)
+{
+    if (m_light_square_color == light_square_color)
+        return;
+
+    m_light_square_color = light_square_color;
+    update();
+}
+
+void ChessGamePreview::set_show_coordinates(bool show_coordinates)
+{
+    if (m_show_coordinates == show_coordinates)
+        return;
+
+    m_show_coordinates = show_coordinates;
+    update();
+}
+
+void ChessGamePreview::paint_event(GUI::PaintEvent& event)
+{
+    GUI::Frame::paint_event(event);
+
+    GUI::Painter painter(*this);
+    painter.add_clip_rect(event.rect());
+    painter.add_clip_rect(frame_inner_rect());
+
+    auto& coordinate_font = Gfx::FontDatabase::default_font().bold_variant();
+
+    // To show all the piece graphics, we need at least 12 squares visible.
+    // With the same preview size as we use for card games, a nice fit is 2 ranks of 6.
+    // There are definitely better ways of doing this, but it'll do. ;^)
+    auto square_size = 61;
+    auto square_margin = square_size / 10;
+
+    auto rect_for_square = [&](Chess::Square const& square) {
+        return Gfx::IntRect {
+            frame_inner_rect().left() + square.file * square_size,
+            frame_inner_rect().bottom() - (square.rank + 1) * square_size,
+            square_size,
+            square_size
         };
+    };
 
-        load_piece_image(Chess::Color::White, Chess::Type::Pawn, "white-pawn.png"sv);
-        load_piece_image(Chess::Color::Black, Chess::Type::Pawn, "black-pawn.png"sv);
-        load_piece_image(Chess::Color::White, Chess::Type::Knight, "white-knight.png"sv);
-        load_piece_image(Chess::Color::Black, Chess::Type::Knight, "black-knight.png"sv);
-        load_piece_image(Chess::Color::White, Chess::Type::Bishop, "white-bishop.png"sv);
-        load_piece_image(Chess::Color::Black, Chess::Type::Bishop, "black-bishop.png"sv);
-        load_piece_image(Chess::Color::White, Chess::Type::Rook, "white-rook.png"sv);
-        load_piece_image(Chess::Color::Black, Chess::Type::Rook, "black-rook.png"sv);
-        load_piece_image(Chess::Color::White, Chess::Type::Queen, "white-queen.png"sv);
-        load_piece_image(Chess::Color::Black, Chess::Type::Queen, "black-queen.png"sv);
-        load_piece_image(Chess::Color::White, Chess::Type::King, "white-king.png"sv);
-        load_piece_image(Chess::Color::Black, Chess::Type::King, "black-king.png"sv);
+    for (int rank = 0; rank < 3; ++rank) {
+        for (int file = 0; file < 8; ++file) {
+            Chess::Square square { rank, file };
+            auto square_rect = rect_for_square(square);
+            painter.fill_rect(square_rect, square.is_light() ? m_light_square_color : m_dark_square_color);
 
-        update();
-    }
+            if (m_show_coordinates) {
+                auto text_color = square.is_light() ? m_dark_square_color : m_light_square_color;
+                auto shrunken_rect = square_rect.shrunken(4, 4);
 
-    void set_dark_square_color(Gfx::Color dark_square_color)
-    {
-        if (m_dark_square_color == dark_square_color)
-            return;
+                if (square.rank == 0) {
+                    auto file_char = square.file_char();
+                    painter.draw_text(shrunken_rect, { &file_char, 1 }, coordinate_font, Gfx::TextAlignment::BottomRight, text_color);
+                }
 
-        m_dark_square_color = dark_square_color;
-        update();
-    }
-
-    void set_light_square_color(Gfx::Color light_square_color)
-    {
-        if (m_light_square_color == light_square_color)
-            return;
-
-        m_light_square_color = light_square_color;
-        update();
-    }
-
-    void set_show_coordinates(bool show_coordinates)
-    {
-        if (m_show_coordinates == show_coordinates)
-            return;
-
-        m_show_coordinates = show_coordinates;
-        update();
-    }
-
-private:
-    ChessGamePreview() = default;
-
-    virtual void paint_event(GUI::PaintEvent& event) override
-    {
-        GUI::Frame::paint_event(event);
-
-        GUI::Painter painter(*this);
-        painter.add_clip_rect(event.rect());
-        painter.add_clip_rect(frame_inner_rect());
-
-        auto& coordinate_font = Gfx::FontDatabase::default_font().bold_variant();
-
-        // To show all the piece graphics, we need at least 12 squares visible.
-        // With the same preview size as we use for card games, a nice fit is 2 ranks of 6.
-        // There are definitely better ways of doing this, but it'll do. ;^)
-        auto square_size = 61;
-        auto square_margin = square_size / 10;
-
-        auto rect_for_square = [&](Chess::Square const& square) {
-            return Gfx::IntRect {
-                frame_inner_rect().left() + square.file * square_size,
-                frame_inner_rect().bottom() - (square.rank + 1) * square_size,
-                square_size,
-                square_size
-            };
-        };
-
-        for (int rank = 0; rank < 3; ++rank) {
-            for (int file = 0; file < 8; ++file) {
-                Chess::Square square { rank, file };
-                auto square_rect = rect_for_square(square);
-                painter.fill_rect(square_rect, square.is_light() ? m_light_square_color : m_dark_square_color);
-
-                if (m_show_coordinates) {
-                    auto text_color = square.is_light() ? m_dark_square_color : m_light_square_color;
-                    auto shrunken_rect = square_rect.shrunken(4, 4);
-
-                    if (square.rank == 0) {
-                        auto file_char = square.file_char();
-                        painter.draw_text(shrunken_rect, { &file_char, 1 }, coordinate_font, Gfx::TextAlignment::BottomRight, text_color);
-                    }
-
-                    if (square.file == 0) {
-                        auto rank_char = square.rank_char();
-                        painter.draw_text(shrunken_rect, { &rank_char, 1 }, coordinate_font, Gfx::TextAlignment::TopLeft, text_color);
-                    }
+                if (square.file == 0) {
+                    auto rank_char = square.rank_char();
+                    painter.draw_text(shrunken_rect, { &rank_char, 1 }, coordinate_font, Gfx::TextAlignment::TopLeft, text_color);
                 }
             }
         }
-
-        auto draw_piece = [&](Chess::Piece const& piece, Chess::Square const& square) {
-            auto maybe_bitmap = m_piece_images.get(piece);
-            if (!maybe_bitmap.has_value())
-                return;
-            auto& bitmap = *maybe_bitmap.value();
-            painter.draw_scaled_bitmap(
-                rect_for_square(square).shrunken(square_margin, square_margin, square_margin, square_margin),
-                bitmap,
-                bitmap.rect(),
-                1.0f,
-                Gfx::Painter::ScalingMode::BilinearBlend);
-        };
-
-        draw_piece({ Chess::Color::White, Chess::Type::King }, { 0, 0 });
-        draw_piece({ Chess::Color::Black, Chess::Type::King }, { 1, 0 });
-        draw_piece({ Chess::Color::White, Chess::Type::Queen }, { 0, 1 });
-        draw_piece({ Chess::Color::Black, Chess::Type::Queen }, { 1, 1 });
-        draw_piece({ Chess::Color::White, Chess::Type::Rook }, { 0, 2 });
-        draw_piece({ Chess::Color::Black, Chess::Type::Rook }, { 1, 2 });
-        draw_piece({ Chess::Color::White, Chess::Type::Bishop }, { 0, 3 });
-        draw_piece({ Chess::Color::Black, Chess::Type::Bishop }, { 1, 3 });
-        draw_piece({ Chess::Color::White, Chess::Type::Knight }, { 0, 4 });
-        draw_piece({ Chess::Color::Black, Chess::Type::Knight }, { 1, 4 });
-        draw_piece({ Chess::Color::White, Chess::Type::Pawn }, { 0, 5 });
-        draw_piece({ Chess::Color::Black, Chess::Type::Pawn }, { 1, 5 });
-
-        if (m_any_piece_images_are_missing) {
-            auto warning_rect = frame_inner_rect();
-            warning_rect.set_height(coordinate_font.preferred_line_height() + 4);
-            painter.fill_rect(warning_rect, palette().base());
-            painter.draw_text(warning_rect.shrunken(4, 4), "Warning: This set is missing images for some pieces!"sv, coordinate_font, Gfx::TextAlignment::CenterLeft, palette().base_text());
-        }
     }
 
-    HashMap<Chess::Piece, RefPtr<Gfx::Bitmap>> m_piece_images;
-    bool m_any_piece_images_are_missing { false };
+    auto draw_piece = [&](Chess::Piece const& piece, Chess::Square const& square) {
+        auto maybe_bitmap = m_piece_images.get(piece);
+        if (!maybe_bitmap.has_value())
+            return;
+        auto& bitmap = *maybe_bitmap.value();
+        painter.draw_scaled_bitmap(
+            rect_for_square(square).shrunken(square_margin, square_margin, square_margin, square_margin),
+            bitmap,
+            bitmap.rect(),
+            1.0f,
+            Gfx::Painter::ScalingMode::BilinearBlend);
+    };
 
-    Gfx::Color m_dark_square_color { s_board_themes[0].dark_square_color };
-    Gfx::Color m_light_square_color { s_board_themes[0].light_square_color };
-    bool m_show_coordinates { true };
-    String m_piece_set_name;
-};
+    draw_piece({ Chess::Color::White, Chess::Type::King }, { 0, 0 });
+    draw_piece({ Chess::Color::Black, Chess::Type::King }, { 1, 0 });
+    draw_piece({ Chess::Color::White, Chess::Type::Queen }, { 0, 1 });
+    draw_piece({ Chess::Color::Black, Chess::Type::Queen }, { 1, 1 });
+    draw_piece({ Chess::Color::White, Chess::Type::Rook }, { 0, 2 });
+    draw_piece({ Chess::Color::Black, Chess::Type::Rook }, { 1, 2 });
+    draw_piece({ Chess::Color::White, Chess::Type::Bishop }, { 0, 3 });
+    draw_piece({ Chess::Color::Black, Chess::Type::Bishop }, { 1, 3 });
+    draw_piece({ Chess::Color::White, Chess::Type::Knight }, { 0, 4 });
+    draw_piece({ Chess::Color::Black, Chess::Type::Knight }, { 1, 4 });
+    draw_piece({ Chess::Color::White, Chess::Type::Pawn }, { 0, 5 });
+    draw_piece({ Chess::Color::Black, Chess::Type::Pawn }, { 1, 5 });
 
-ErrorOr<NonnullRefPtr<ChessSettingsWidget>> ChessSettingsWidget::try_create()
+    if (m_any_piece_images_are_missing) {
+        auto warning_rect = frame_inner_rect();
+        warning_rect.set_height(coordinate_font.preferred_line_height() + 4);
+        painter.fill_rect(warning_rect, palette().base());
+        painter.draw_text(warning_rect.shrunken(4, 4), "Warning: This set is missing images for some pieces!"sv, coordinate_font, Gfx::TextAlignment::CenterLeft, palette().base_text());
+    }
+}
+
+ErrorOr<NonnullRefPtr<ChessSettingsWidget>> ChessSettingsWidget::create()
 {
-    auto chess_settings_widget = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) ChessSettingsWidget));
+    auto chess_settings_widget = TRY(try_create());
     TRY(chess_settings_widget->initialize());
     return chess_settings_widget;
 }
 
 ErrorOr<void> ChessSettingsWidget::initialize()
 {
-    TRY(load_from_gml(chess_settings_widget_gml));
-
     auto piece_set_name = Config::read_string("Games"sv, "Chess"sv, "PieceSet"sv, "Classic"sv);
     auto board_theme = get_board_theme(Config::read_string("Games"sv, "Chess"sv, "BoardTheme"sv, "Beige"sv));
     auto show_coordinates = Config::read_bool("Games"sv, "Chess"sv, "ShowCoordinates"sv, true);
@@ -328,5 +314,3 @@ void ChessSettingsWidget::reset_default_values()
 }
 
 }
-
-REGISTER_WIDGET(GamesSettings, ChessGamePreview);

Userland/Applications/GamesSettings/ChessSettingsWidget.gml

@@ -1,4 +1,4 @@
-@GUI::Frame {
+@GamesSettings::ChessSettingsWidget {
     fill_with_background_color: true
     layout: @GUI::VerticalBoxLayout {
         margins: [8]
@@ -29,7 +29,7 @@
 
             @GUI::ComboBox {
                 name: "piece_set"
-                model_only: true
+                only_allow_values_from_model: true
             }
         }
 
@@ -45,7 +45,7 @@
 
             @GUI::ComboBox {
                 name: "board_theme"
-                model_only: true
+                only_allow_values_from_model: true
             }
         }
 

Userland/Applications/GamesSettings/ChessSettingsWidget.h

@@ -6,6 +6,7 @@
 
 #pragma once
 
+#include "ChessGamePreview.h"
 #include <AK/Array.h>
 #include <AK/StringView.h>
 #include <LibGUI/SettingsWindow.h>
@@ -13,12 +14,11 @@
 
 namespace GamesSettings {
 
-class ChessGamePreview;
-
 class ChessSettingsWidget final : public GUI::SettingsWindow::Tab {
     C_OBJECT_ABSTRACT(ChessSettingsWidget)
 public:
     static ErrorOr<NonnullRefPtr<ChessSettingsWidget>> try_create();
+    static ErrorOr<NonnullRefPtr<ChessSettingsWidget>> create();
     virtual ~ChessSettingsWidget() override = default;
 
     virtual void apply_settings() override;
@@ -30,7 +30,7 @@ private:
 
     Vector<DeprecatedString> m_piece_sets;
 
-    RefPtr<ChessGamePreview> m_preview;
+    RefPtr<GamesSettings::ChessGamePreview> m_preview;
     RefPtr<GUI::ComboBox> m_piece_set_combobox;
     RefPtr<GUI::ComboBox> m_board_theme_combobox;
     RefPtr<GUI::CheckBox> m_show_coordinates_checkbox;

Userland/Applications/GamesSettings/main.cpp

@@ -35,8 +35,10 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
 
     auto window = TRY(GUI::SettingsWindow::create("Games Settings", GUI::SettingsWindow::ShowDefaultsButton::Yes));
     window->set_icon(app_icon.bitmap_for_size(16));
-    (void)TRY(window->add_tab<GamesSettings::CardSettingsWidget>("Cards"_string, "cards"sv));
-    (void)TRY(window->add_tab<GamesSettings::ChessSettingsWidget>("Chess"_string, "chess"sv));
+    auto widget_cards = TRY(GamesSettings::CardSettingsWidget::create());
+    auto widget_chess = TRY(GamesSettings::ChessSettingsWidget::create());
+    (void)TRY(window->add_tab(widget_cards, "Cards"_string, "cards"sv));
+    (void)TRY(window->add_tab(widget_chess, "Chess"_string, "chess"sv));
     window->set_active_tab(selected_tab);
 
     window->show();