Add separate setting type for subcategory

apps/opencs/CMakeLists.txt

@@ -116,7 +116,7 @@ opencs_units (view/prefs
 
 opencs_units (model/prefs
     state setting intsetting doublesetting boolsetting enumsetting coloursetting shortcut
-    shortcuteventhandler shortcutmanager shortcutsetting modifiersetting stringsetting
+    shortcuteventhandler shortcutmanager shortcutsetting modifiersetting stringsetting subcategory
     )
 
 opencs_units (model/prefs

apps/opencs/model/prefs/boolsetting.cpp

@@ -24,7 +24,7 @@ CSMPrefs::BoolSetting& CSMPrefs::BoolSetting::setTooltip(const std::string& tool
     return *this;
 }
 
-std::pair<QWidget*, QWidget*> CSMPrefs::BoolSetting::makeWidgets(QWidget* parent)
+CSMPrefs::SettingWidgets CSMPrefs::BoolSetting::makeWidgets(QWidget* parent)
 {
     mWidget = new QCheckBox(getLabel(), parent);
     mWidget->setCheckState(mDefault ? Qt::Checked : Qt::Unchecked);
@@ -37,7 +37,7 @@ std::pair<QWidget*, QWidget*> CSMPrefs::BoolSetting::makeWidgets(QWidget* parent
 
     connect(mWidget, &QCheckBox::stateChanged, this, &BoolSetting::valueChanged);
 
-    return std::make_pair(static_cast<QWidget*>(nullptr), mWidget);
+    return SettingWidgets{ .mLabel = nullptr, .mInput = mWidget, .mLayout = nullptr };
 }
 
 void CSMPrefs::BoolSetting::updateWidget()

apps/opencs/model/prefs/boolsetting.hpp

@@ -26,7 +26,7 @@ namespace CSMPrefs
         BoolSetting& setTooltip(const std::string& tooltip);
 
         /// Return label, input widget.
-        std::pair<QWidget*, QWidget*> makeWidgets(QWidget* parent) override;
+        SettingWidgets makeWidgets(QWidget* parent) override;
 
         void updateWidget() override;
 

apps/opencs/model/prefs/coloursetting.cpp

@@ -27,7 +27,7 @@ CSMPrefs::ColourSetting& CSMPrefs::ColourSetting::setTooltip(const std::string&
     return *this;
 }
 
-std::pair<QWidget*, QWidget*> CSMPrefs::ColourSetting::makeWidgets(QWidget* parent)
+CSMPrefs::SettingWidgets CSMPrefs::ColourSetting::makeWidgets(QWidget* parent)
 {
     QLabel* label = new QLabel(getLabel(), parent);
 
@@ -42,7 +42,7 @@ std::pair<QWidget*, QWidget*> CSMPrefs::ColourSetting::makeWidgets(QWidget* pare
 
     connect(mWidget, &CSVWidget::ColorEditor::pickingFinished, this, &ColourSetting::valueChanged);
 
-    return std::make_pair(label, mWidget);
+    return SettingWidgets{ .mLabel = label, .mInput = mWidget, .mLayout = nullptr };
 }
 
 void CSMPrefs::ColourSetting::updateWidget()

apps/opencs/model/prefs/coloursetting.hpp

@@ -34,7 +34,7 @@ namespace CSMPrefs
         ColourSetting& setTooltip(const std::string& tooltip);
 
         /// Return label, input widget.
-        std::pair<QWidget*, QWidget*> makeWidgets(QWidget* parent) override;
+        SettingWidgets makeWidgets(QWidget* parent) override;
 
         void updateWidget() override;
 

apps/opencs/model/prefs/doublesetting.cpp

@@ -56,7 +56,7 @@ CSMPrefs::DoubleSetting& CSMPrefs::DoubleSetting::setTooltip(const std::string&
     return *this;
 }
 
-std::pair<QWidget*, QWidget*> CSMPrefs::DoubleSetting::makeWidgets(QWidget* parent)
+CSMPrefs::SettingWidgets CSMPrefs::DoubleSetting::makeWidgets(QWidget* parent)
 {
     QLabel* label = new QLabel(getLabel(), parent);
 
@@ -74,7 +74,7 @@ std::pair<QWidget*, QWidget*> CSMPrefs::DoubleSetting::makeWidgets(QWidget* pare
 
     connect(mWidget, qOverload<double>(&QDoubleSpinBox::valueChanged), this, &DoubleSetting::valueChanged);
 
-    return std::make_pair(label, mWidget);
+    return SettingWidgets{ .mLabel = label, .mInput = mWidget, .mLayout = nullptr };
 }
 
 void CSMPrefs::DoubleSetting::updateWidget()

apps/opencs/model/prefs/doublesetting.hpp

@@ -35,7 +35,7 @@ namespace CSMPrefs
         DoubleSetting& setTooltip(const std::string& tooltip);
 
         /// Return label, input widget.
-        std::pair<QWidget*, QWidget*> makeWidgets(QWidget* parent) override;
+        SettingWidgets makeWidgets(QWidget* parent) override;
 
         void updateWidget() override;
 

apps/opencs/model/prefs/enumsetting.cpp

@@ -76,7 +76,7 @@ CSMPrefs::EnumSetting& CSMPrefs::EnumSetting::addValue(const std::string& value,
     return *this;
 }
 
-std::pair<QWidget*, QWidget*> CSMPrefs::EnumSetting::makeWidgets(QWidget* parent)
+CSMPrefs::SettingWidgets CSMPrefs::EnumSetting::makeWidgets(QWidget* parent)
 {
     QLabel* label = new QLabel(getLabel(), parent);
 
@@ -105,7 +105,7 @@ std::pair<QWidget*, QWidget*> CSMPrefs::EnumSetting::makeWidgets(QWidget* parent
 
     connect(mWidget, qOverload<int>(&QComboBox::currentIndexChanged), this, &EnumSetting::valueChanged);
 
-    return std::make_pair(label, mWidget);
+    return SettingWidgets{ .mLabel = label, .mInput = mWidget, .mLayout = nullptr };
 }
 
 void CSMPrefs::EnumSetting::updateWidget()

apps/opencs/model/prefs/enumsetting.hpp

@@ -56,7 +56,7 @@ namespace CSMPrefs
         EnumSetting& addValue(const std::string& value, const std::string& tooltip);
 
         /// Return label, input widget.
-        std::pair<QWidget*, QWidget*> makeWidgets(QWidget* parent) override;
+        SettingWidgets makeWidgets(QWidget* parent) override;
 
         void updateWidget() override;
 

apps/opencs/model/prefs/intsetting.cpp

@@ -49,7 +49,7 @@ CSMPrefs::IntSetting& CSMPrefs::IntSetting::setTooltip(const std::string& toolti
     return *this;
 }
 
-std::pair<QWidget*, QWidget*> CSMPrefs::IntSetting::makeWidgets(QWidget* parent)
+CSMPrefs::SettingWidgets CSMPrefs::IntSetting::makeWidgets(QWidget* parent)
 {
     QLabel* label = new QLabel(getLabel(), parent);
 
@@ -66,7 +66,7 @@ std::pair<QWidget*, QWidget*> CSMPrefs::IntSetting::makeWidgets(QWidget* parent)
 
     connect(mWidget, qOverload<int>(&QSpinBox::valueChanged), this, &IntSetting::valueChanged);
 
-    return std::make_pair(label, mWidget);
+    return SettingWidgets{ .mLabel = label, .mInput = mWidget, .mLayout = nullptr };
 }
 
 void CSMPrefs::IntSetting::updateWidget()

apps/opencs/model/prefs/intsetting.hpp

@@ -35,7 +35,7 @@ namespace CSMPrefs
         IntSetting& setTooltip(const std::string& tooltip);
 
         /// Return label, input widget.
-        std::pair<QWidget*, QWidget*> makeWidgets(QWidget* parent) override;
+        SettingWidgets makeWidgets(QWidget* parent) override;
 
         void updateWidget() override;
 

apps/opencs/model/prefs/modifiersetting.cpp

@@ -26,7 +26,7 @@ namespace CSMPrefs
     {
     }
 
-    std::pair<QWidget*, QWidget*> ModifierSetting::makeWidgets(QWidget* parent)
+    SettingWidgets ModifierSetting::makeWidgets(QWidget* parent)
     {
         int modifier = 0;
         State::get().getShortcutManager().getModifier(getKey(), modifier);
@@ -46,7 +46,7 @@ namespace CSMPrefs
 
         connect(widget, &QPushButton::toggled, this, &ModifierSetting::buttonToggled);
 
-        return std::make_pair(label, widget);
+        return SettingWidgets{ .mLabel = label, .mInput = widget, .mLayout = nullptr };
     }
 
     void ModifierSetting::updateWidget()

apps/opencs/model/prefs/modifiersetting.hpp

@@ -22,7 +22,7 @@ namespace CSMPrefs
     public:
         ModifierSetting(Category* parent, QMutex* mutex, const std::string& key, const QString& label);
 
-        std::pair<QWidget*, QWidget*> makeWidgets(QWidget* parent) override;
+        SettingWidgets makeWidgets(QWidget* parent) override;
 
         void updateWidget() override;
 

apps/opencs/model/prefs/setting.cpp

@@ -23,13 +23,6 @@ CSMPrefs::Setting::Setting(Category* parent, QMutex* mutex, const std::string& k
 {
 }
 
-std::pair<QWidget*, QWidget*> CSMPrefs::Setting::makeWidgets(QWidget* parent)
-{
-    return std::pair<QWidget*, QWidget*>(0, 0);
-}
-
-void CSMPrefs::Setting::updateWidget() {}
-
 const CSMPrefs::Category* CSMPrefs::Setting::getParent() const
 {
     return mParent;

apps/opencs/model/prefs/setting.hpp

@@ -9,11 +9,20 @@
 class QWidget;
 class QColor;
 class QMutex;
+class QGridLayout;
+class QLabel;
 
 namespace CSMPrefs
 {
     class Category;
 
+    struct SettingWidgets
+    {
+        QLabel* mLabel;
+        QWidget* mInput;
+        QGridLayout* mLayout;
+    };
+
     class Setting : public QObject
     {
         Q_OBJECT
@@ -31,16 +40,12 @@ namespace CSMPrefs
 
         ~Setting() override = default;
 
-        /// Return label, input widget.
-        ///
-        /// \note first can be a 0-pointer, which means that the label is part of the input
-        /// widget.
-        virtual std::pair<QWidget*, QWidget*> makeWidgets(QWidget* parent);
+        virtual SettingWidgets makeWidgets(QWidget* parent) = 0;
 
         /// Updates the widget returned by makeWidgets() to the current setting.
         ///
         /// \note If make_widgets() has not been called yet then nothing happens.
-        virtual void updateWidget();
+        virtual void updateWidget() = 0;
 
         const Category* getParent() const;
 

apps/opencs/model/prefs/shortcutsetting.cpp

@@ -30,7 +30,7 @@ namespace CSMPrefs
         }
     }
 
-    std::pair<QWidget*, QWidget*> ShortcutSetting::makeWidgets(QWidget* parent)
+    SettingWidgets ShortcutSetting::makeWidgets(QWidget* parent)
     {
         QKeySequence sequence;
         State::get().getShortcutManager().getSequence(getKey(), sequence);
@@ -50,7 +50,7 @@ namespace CSMPrefs
 
         connect(widget, &QPushButton::toggled, this, &ShortcutSetting::buttonToggled);
 
-        return std::make_pair(label, widget);
+        return SettingWidgets{ .mLabel = label, .mInput = widget, .mLayout = nullptr };
     }
 
     void ShortcutSetting::updateWidget()

apps/opencs/model/prefs/shortcutsetting.hpp

@@ -24,7 +24,7 @@ namespace CSMPrefs
     public:
         ShortcutSetting(Category* parent, QMutex* mutex, const std::string& key, const QString& label);
 
-        std::pair<QWidget*, QWidget*> makeWidgets(QWidget* parent) override;
+        SettingWidgets makeWidgets(QWidget* parent) override;
 
         void updateWidget() override;
 

apps/opencs/model/prefs/state.cpp

@@ -13,6 +13,7 @@
 #include <apps/opencs/model/prefs/enumsetting.hpp>
 #include <apps/opencs/model/prefs/setting.hpp>
 #include <apps/opencs/model/prefs/shortcutmanager.hpp>
+#include <apps/opencs/model/prefs/subcategory.hpp>
 
 #include <components/settings/categories.hpp>
 #include <components/settings/settings.hpp>
@@ -609,9 +610,7 @@ void CSMPrefs::State::declareSubcategory(const QString& label)
     if (mCurrentCategory == mCategories.end())
         throw std::logic_error("no category for setting");
 
-    CSMPrefs::Setting* setting = new CSMPrefs::Setting(&mCurrentCategory->second, &mMutex, "", label);
-
-    mCurrentCategory->second.addSetting(setting);
+    mCurrentCategory->second.addSetting(new CSMPrefs::Subcategory(&mCurrentCategory->second, &mMutex, label));
 }
 
 void CSMPrefs::State::setDefault(const std::string& key, const std::string& default_)

apps/opencs/model/prefs/stringsetting.cpp

@@ -25,7 +25,7 @@ CSMPrefs::StringSetting& CSMPrefs::StringSetting::setTooltip(const std::string&
     return *this;
 }
 
-std::pair<QWidget*, QWidget*> CSMPrefs::StringSetting::makeWidgets(QWidget* parent)
+CSMPrefs::SettingWidgets CSMPrefs::StringSetting::makeWidgets(QWidget* parent)
 {
     mWidget = new QLineEdit(QString::fromUtf8(mDefault.c_str()), parent);
 
@@ -37,7 +37,7 @@ std::pair<QWidget*, QWidget*> CSMPrefs::StringSetting::makeWidgets(QWidget* pare
 
     connect(mWidget, &QLineEdit::textChanged, this, &StringSetting::textChanged);
 
-    return std::make_pair(static_cast<QWidget*>(nullptr), mWidget);
+    return SettingWidgets{ .mLabel = nullptr, .mInput = mWidget, .mLayout = nullptr };
 }
 
 void CSMPrefs::StringSetting::updateWidget()

apps/opencs/model/prefs/stringsetting.hpp

@@ -29,7 +29,7 @@ namespace CSMPrefs
         StringSetting& setTooltip(const std::string& tooltip);
 
         /// Return label, input widget.
-        std::pair<QWidget*, QWidget*> makeWidgets(QWidget* parent) override;
+        SettingWidgets makeWidgets(QWidget* parent) override;
 
         void updateWidget() override;
 

apps/opencs/model/prefs/subcategory.cpp

@@ -0,0 +1,21 @@
+#include "subcategory.hpp"
+
+#include <QGridLayout>
+
+namespace CSMPrefs
+{
+    class Category;
+
+    Subcategory::Subcategory(Category* parent, QMutex* mutex, const QString& label)
+        : Setting(parent, mutex, "", label)
+    {
+    }
+
+    SettingWidgets Subcategory::makeWidgets(QWidget* /*parent*/)
+    {
+        QGridLayout* const layout = new QGridLayout();
+        layout->setSizeConstraint(QLayout::SetMinAndMaxSize);
+
+        return SettingWidgets{ .mLabel = nullptr, .mInput = nullptr, .mLayout = layout };
+    }
+}

apps/opencs/model/prefs/subcategory.hpp

@@ -0,0 +1,26 @@
+#ifndef OPENMW_APPS_OPENCS_MODEL_PREFS_SUBCATEGORY_H
+#define OPENMW_APPS_OPENCS_MODEL_PREFS_SUBCATEGORY_H
+
+#include "setting.hpp"
+
+#include <string>
+#include <utility>
+
+namespace CSMPrefs
+{
+    class Category;
+
+    class Subcategory final : public Setting
+    {
+        Q_OBJECT
+
+    public:
+        explicit Subcategory(Category* parent, QMutex* mutex, const QString& label);
+
+        SettingWidgets makeWidgets(QWidget* parent) override;
+
+        void updateWidget() override {}
+    };
+}
+
+#endif

apps/opencs/view/prefs/keybindingpage.cpp

@@ -7,6 +7,7 @@
 
 #include <QComboBox>
 #include <QGridLayout>
+#include <QLabel>
 #include <QPushButton>
 #include <QStackedLayout>
 #include <QVBoxLayout>
@@ -61,31 +62,31 @@ namespace CSVPrefs
 
     void KeyBindingPage::addSetting(CSMPrefs::Setting* setting)
     {
-        std::pair<QWidget*, QWidget*> widgets = setting->makeWidgets(this);
+        const CSMPrefs::SettingWidgets widgets = setting->makeWidgets(this);
 
-        if (widgets.first)
+        if (widgets.mLabel != nullptr && widgets.mInput != nullptr)
         {
             // Label, Option widgets
             assert(mPageLayout);
 
             int next = mPageLayout->rowCount();
-            mPageLayout->addWidget(widgets.first, next, 0);
-            mPageLayout->addWidget(widgets.second, next, 1);
+            mPageLayout->addWidget(widgets.mLabel, next, 0);
+            mPageLayout->addWidget(widgets.mInput, next, 1);
         }
-        else if (widgets.second)
+        else if (widgets.mInput != nullptr)
         {
             // Wide single widget
             assert(mPageLayout);
 
             int next = mPageLayout->rowCount();
-            mPageLayout->addWidget(widgets.second, next, 0, 1, 2);
+            mPageLayout->addWidget(widgets.mInput, next, 0, 1, 2);
         }
-        else if (!setting->getLabel().isEmpty())
+        else if (widgets.mLayout != nullptr)
         {
             // Create new page
             QWidget* pageWidget = new QWidget();
-            mPageLayout = new QGridLayout(pageWidget);
-            mPageLayout->setSizeConstraint(QLayout::SetMinAndMaxSize);
+            mPageLayout = widgets.mLayout;
+            mPageLayout->setParent(pageWidget);
 
             mStackedLayout->addWidget(pageWidget);
 

apps/opencs/view/prefs/page.cpp

@@ -6,6 +6,7 @@
 #include <apps/opencs/view/prefs/pagebase.hpp>
 
 #include <QGridLayout>
+#include <QLabel>
 
 #include "../../model/prefs/category.hpp"
 #include "../../model/prefs/setting.hpp"
@@ -24,17 +25,17 @@ CSVPrefs::Page::Page(CSMPrefs::Category& category, QWidget* parent)
 
 void CSVPrefs::Page::addSetting(CSMPrefs::Setting* setting)
 {
-    std::pair<QWidget*, QWidget*> widgets = setting->makeWidgets(this);
+    const CSMPrefs::SettingWidgets widgets = setting->makeWidgets(this);
 
     int next = mGrid->rowCount();
 
-    if (widgets.first)
+    if (widgets.mLabel != nullptr && widgets.mInput != nullptr)
     {
-        mGrid->addWidget(widgets.first, next, 0);
-        mGrid->addWidget(widgets.second, next, 1);
+        mGrid->addWidget(widgets.mLabel, next, 0);
+        mGrid->addWidget(widgets.mInput, next, 1);
     }
-    else if (widgets.second)
+    else if (widgets.mInput != nullptr)
     {
-        mGrid->addWidget(widgets.second, next, 0, 1, 2);
+        mGrid->addWidget(widgets.mInput, next, 0, 1, 2);
     }
 }