Add whitespace trimming to some settings

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

@@ -56,6 +56,8 @@ public:
    double                     unitScale_ {1};
    std::optional<std::string> unitAbbreviation_ {};
    bool                       unitEnabled_ {false};
+
+   bool trimmingEnabled_ {false};
 };
 
 template<class T>
@@ -191,8 +193,11 @@ void SettingsInterface<T>::SetEditWidget(QWidget* widget)
                           p->context_.get(),
                           [this](const QString& text)
                           {
+                             QString trimmedText =
+                                p->trimmingEnabled_ ? text.trimmed() : text;
+
                              // Map to value if required
-                             std::string value {text.toStdString()};
+                             std::string value {trimmedText.toStdString()};
                              if (p->mapToValue_ != nullptr)
                              {
                                 value = p->mapToValue_(value);
@@ -488,6 +493,12 @@ void SettingsInterface<T>::SetUnit(const double&      scale,
    p->UpdateUnitLabel();
 }
 
+template<class T>
+void SettingsInterface<T>::EnableTrimming(bool trimmingEnabled)
+{
+   p->trimmingEnabled_ = trimmingEnabled;
+}
+
 template<class T>
 template<class U>
 void SettingsInterface<T>::Impl::SetWidgetText(U* widget, const T& currentValue)

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

@@ -126,6 +126,15 @@ public:
     */
    void SetUnit(const double& scale, const std::string& abbreviation);
 
+   /**
+    * Enables or disables whitespace trimming of text input.
+    * Removes whitespace ('\t', '\n', '\v', '\f', '\r', and ' ') at the
+    * beginning and end of the string from a QLineEdit.
+    *
+    * @param trimmingEnabled If trimming should be enabled.
+    */
+   void EnableTrimming(bool trimmingEnabled = true);
+
 private:
    class Impl;
    std::unique_ptr<Impl> p;

scwx-qt/source/scwx/qt/ui/settings_dialog.cpp

@@ -603,14 +603,17 @@ void SettingsDialogImpl::SetupGeneralTab()
    mapboxApiKey_.SetSettingsVariable(generalSettings.mapbox_api_key());
    mapboxApiKey_.SetEditWidget(self_->ui->mapboxApiKeyLineEdit);
    mapboxApiKey_.SetResetButton(self_->ui->resetMapboxApiKeyButton);
+   mapboxApiKey_.EnableTrimming();
 
    mapTilerApiKey_.SetSettingsVariable(generalSettings.maptiler_api_key());
    mapTilerApiKey_.SetEditWidget(self_->ui->mapTilerApiKeyLineEdit);
    mapTilerApiKey_.SetResetButton(self_->ui->resetMapTilerApiKeyButton);
+   mapTilerApiKey_.EnableTrimming();
 
    customStyleUrl_.SetSettingsVariable(generalSettings.custom_style_url());
    customStyleUrl_.SetEditWidget(self_->ui->customMapUrlLineEdit);
    customStyleUrl_.SetResetButton(self_->ui->resetCustomMapUrlButton);
+   customStyleUrl_.EnableTrimming();
 
    customStyleDrawLayer_.SetSettingsVariable(
       generalSettings.custom_style_draw_layer());
@@ -676,6 +679,7 @@ void SettingsDialogImpl::SetupGeneralTab()
    warningsProvider_.SetSettingsVariable(generalSettings.warnings_provider());
    warningsProvider_.SetEditWidget(self_->ui->warningsProviderLineEdit);
    warningsProvider_.SetResetButton(self_->ui->resetWarningsProviderButton);
+   warningsProvider_.EnableTrimming();
 
    antiAliasingEnabled_.SetSettingsVariable(
       generalSettings.anti_aliasing_enabled());