Add alert palette reset buttons

scwx-qt/source/scwx/qt/settings/settings_category.cpp

@@ -48,6 +48,62 @@ SettingsCategory::SettingsCategory(SettingsCategory&&) noexcept = default;
 SettingsCategory&
 SettingsCategory::operator=(SettingsCategory&&) noexcept = default;
 
+bool SettingsCategory::IsDefault() const
+{
+   bool isDefault = true;
+
+   // Get subcategory array defaults
+   for (auto& subcategoryArray : p->subcategoryArrays_)
+   {
+      for (auto& subcategory : subcategoryArray.second)
+      {
+         isDefault = isDefault && subcategory->IsDefault();
+      }
+   }
+
+   // Get subcategory defaults
+   for (auto& subcategory : p->subcategories_)
+   {
+      isDefault = isDefault && subcategory->IsDefault();
+   }
+
+   // Get variable defaults
+   for (auto& variable : p->variables_)
+   {
+      isDefault = isDefault && variable->IsDefault();
+   }
+
+   return isDefault;
+}
+
+bool SettingsCategory::IsDefaultStaged() const
+{
+   bool isDefaultStaged = true;
+
+   // Get subcategory array defaults
+   for (auto& subcategoryArray : p->subcategoryArrays_)
+   {
+      for (auto& subcategory : subcategoryArray.second)
+      {
+         isDefaultStaged = isDefaultStaged && subcategory->IsDefaultStaged();
+      }
+   }
+
+   // Get subcategory defaults
+   for (auto& subcategory : p->subcategories_)
+   {
+      isDefaultStaged = isDefaultStaged && subcategory->IsDefaultStaged();
+   }
+
+   // Get variable defaults
+   for (auto& variable : p->variables_)
+   {
+      isDefaultStaged = isDefaultStaged && variable->IsDefaultStaged();
+   }
+
+   return isDefaultStaged;
+}
+
 std::string SettingsCategory::name() const
 {
    return p->name_;
@@ -102,6 +158,39 @@ void SettingsCategory::SetDefaults()
    p->stagedSignal_();
 }
 
+void SettingsCategory::StageDefaults()
+{
+   // Don't allow individual variables to invoke the signal when operating over
+   // the entire category
+   p->blockSignals_ = true;
+
+   // Stage subcategory array defaults
+   for (auto& subcategoryArray : p->subcategoryArrays_)
+   {
+      for (auto& subcategory : subcategoryArray.second)
+      {
+         subcategory->StageDefaults();
+      }
+   }
+
+   // Stage subcategory defaults
+   for (auto& subcategory : p->subcategories_)
+   {
+      subcategory->StageDefaults();
+   }
+
+   // Stage variable defaults
+   for (auto& variable : p->variables_)
+   {
+      variable->StageDefault();
+   }
+
+   // Unblock signals
+   p->blockSignals_ = false;
+
+   p->stagedSignal_();
+}
+
 bool SettingsCategory::Commit()
 {
    bool committed = false;

scwx-qt/source/scwx/qt/settings/settings_category.hpp

@@ -43,11 +43,34 @@ public:
     */
    boost::signals2::signal<void()>& staged_signal();
 
+   /**
+    * Gets whether or not all settings variables are currently set to default
+    * values.
+    *
+    * @return true if all settings variables are currently set to default
+    * values, otherwise false.
+    */
+   bool IsDefault() const;
+
+   /**
+    * Gets whether or not all settings variables currently have staged values
+    * set to default.
+    *
+    * @return true if all settings variables currently have staged values set
+    * to default, otherwise false.
+    */
+   bool IsDefaultStaged() const;
+
    /**
     * Set all variables to their defaults.
     */
    void SetDefaults();
 
+   /**
+    * Stage all variables to their defaults.
+    */
+   void StageDefaults();
+
    /**
     * Sets the current value of all variables to the staged value.
     *

scwx-qt/source/scwx/qt/settings/settings_variable.cpp

@@ -65,6 +65,18 @@ inline auto FormatParameter(const T& value)
    }
 }
 
+template<class T>
+bool SettingsVariable<T>::IsDefault() const
+{
+   return p->value_ == p->default_;
+}
+
+template<class T>
+bool SettingsVariable<T>::IsDefaultStaged() const
+{
+   return p->staged_.value_or(p->value_) == p->default_;
+}
+
 template<class T>
 T SettingsVariable<T>::GetValue() const
 {

scwx-qt/source/scwx/qt/settings/settings_variable.hpp

@@ -37,6 +37,24 @@ public:
    SettingsVariable(SettingsVariable&&) noexcept;
    SettingsVariable& operator=(SettingsVariable&&) noexcept;
 
+   /**
+    * Gets whether or not the settings variable is currently set to its default
+    * value.
+    *
+    * @return true if the settings variable is currently set to its default
+    * value, otherwise false.
+    */
+   bool IsDefault() const;
+
+   /**
+    * Gets whether or not the settings variable currently has its staged value
+    * set to default.
+    *
+    * @return true if the settings variable currently has its staged value set
+    * to default, otherwise false.
+    */
+   bool IsDefaultStaged() const;
+
    /**
     * Gets the current value of the settings variable.
     *

scwx-qt/source/scwx/qt/settings/settings_variable_base.hpp

@@ -45,6 +45,24 @@ public:
     */
    boost::signals2::signal<void()>& staged_signal();
 
+   /**
+    * Gets whether or not the settings variable is currently set to its default
+    * value.
+    *
+    * @return true if the settings variable is currently set to its default
+    * value, otherwise false.
+    */
+   virtual bool IsDefault() const = 0;
+
+   /**
+    * Gets whether or not the settings variable currently has its staged value
+    * set to default.
+    *
+    * @return true if the settings variable currently has its staged value set
+    * to default, otherwise false.
+    */
+   virtual bool IsDefaultStaged() const = 0;
+
    /**
     * Sets the current value of the settings variable to default.
     */

scwx-qt/source/scwx/qt/ui/settings/alert_palette_settings_widget.cpp

@@ -57,6 +57,8 @@ public:
    settings::LineSettings* activeLineSettings_ {nullptr};
 
    boost::unordered_flat_map<awips::Phenomenon, QWidget*> phenomenonPages_ {};
+
+   std::vector<boost::signals2::scoped_connection> connections_ {};
 };
 
 AlertPaletteSettingsWidget::AlertPaletteSettingsWidget(QWidget* parent) :
@@ -243,9 +245,15 @@ void AlertPaletteSettingsWidget::Impl::AddPhenomenonLine(
    LineLabel* lineLabel = new LineLabel(self_);
    lineLabel->set_line_settings(lineSettings);
 
+   QToolButton* resetButton = new QToolButton(self_);
+   resetButton->setIcon(
+      QIcon {":/res/icons/font-awesome-6/rotate-left-solid.svg"});
+   resetButton->setVisible(!lineSettings.IsDefaultStaged());
+
    layout->addWidget(new QLabel(tr(name.c_str()), self_), row, 0);
    layout->addWidget(lineLabel, row, 1);
    layout->addWidget(toolButton, row, 2);
+   layout->addWidget(resetButton, row, 3);
 
    self_->AddSettingsCategory(&lineSettings);
 
@@ -268,6 +276,15 @@ void AlertPaletteSettingsWidget::Impl::AddPhenomenonLine(
               // Show the dialog
               editLineDialog_->show();
            });
+
+   connect(resetButton,
+           &QAbstractButton::clicked,
+           self_,
+           [&lineSettings]() { lineSettings.StageDefaults(); });
+
+   connections_.emplace_back(lineSettings.staged_signal().connect(
+      [resetButton, &lineSettings]()
+      { resetButton->setVisible(!lineSettings.IsDefaultStaged()); }));
 }
 
 } // namespace ui