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			138 lines
		
	
	
	
		
			3.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			138 lines
		
	
	
	
		
			3.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
#pragma once
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#include <scwx/qt/settings/settings_interface_base.hpp>
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#include <functional>
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#include <memory>
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#include <string>
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class QLabel;
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namespace scwx::qt::settings
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{
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template<class T>
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class SettingsVariable;
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template<class T>
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class SettingsInterface : public SettingsInterfaceBase
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{
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public:
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   explicit SettingsInterface();
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   ~SettingsInterface();
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   SettingsInterface(const SettingsInterface&)            = delete;
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   SettingsInterface& operator=(const SettingsInterface&) = delete;
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   SettingsInterface(SettingsInterface&&) noexcept;
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   SettingsInterface& operator=(SettingsInterface&&) noexcept;
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   /**
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    * Sets the settings variable associated with the interface. This must be
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    * set prior to calling any other functions.
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    *
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    * @param variable Settings variable
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    */
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   void SetSettingsVariable(SettingsVariable<T>& variable);
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   /**
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    * Gets the settings variable associated with the interface.
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    *
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    * @return Settings variable
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    */
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   SettingsVariable<T>* GetSettingsVariable() const;
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   /**
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    * Gets whether the staged value (or current value, if none staged) is
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    * set to the default value.
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    *
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    * @return true if the settings variable is set to default, otherwise false.
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    */
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   bool IsDefault() override;
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   /**
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    * Sets the current value of the associated settings variable to the staged
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    * value.
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    *
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    * @return true if the staged value was committed, false if no staged value
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    * is present.
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    */
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   bool Commit() override;
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   /**
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    * Clears the staged value of the associated settings variable.
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    */
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   void Reset() override;
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   /**
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    * Stages the default value of the associated settings variable.
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    */
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   void StageDefault() override;
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   /**
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    * Stages a value to the associated settings variable.
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    */
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   void StageValue(const T& value);
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   /**
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    * Sets the edit widget from the settings dialog.
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    *
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    * @param widget Edit widget
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    */
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   void SetEditWidget(QWidget* widget) override;
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   /**
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    * Sets the reset button from the settings dialog.
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    *
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    * @param button Reset button
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    */
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   void SetResetButton(QAbstractButton* button) override;
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   /**
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    * Sets the label for units from the settings dialog.
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    *
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    * @param label Unit label
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    */
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   void SetUnitLabel(QLabel* label);
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   /**
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    * If the edit widget displays a different value than what is stored in the
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    * settings variable, a mapping function must be provided in order to convert
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    * the value used by the edit widget from the settings value.
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    *
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    * @param function Map from settings value function
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    */
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   void SetMapFromValueFunction(std::function<std::string(const T&)> function);
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   /**
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    * If the edit widget displays a different value than what is stored in the
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    * settings variable, a mapping function must be provided in order to convert
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    * the value used by the edit widget to the settings value.
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    *
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    * @param function Map to settings value function
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    */
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   void SetMapToValueFunction(std::function<T(const std::string&)> function);
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   /**
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    * Sets the unit to be used by this setting.
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    *
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    * @param scale The ratio of the current unit to the base unit
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    * @param abbreviation The abbreviation to be displayed
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    */
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   void SetUnit(const double& scale, const std::string& abbreviation);
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   /**
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    * Enables or disables whitespace trimming of text input.
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    * Removes whitespace ('\t', '\n', '\v', '\f', '\r', and ' ') at the
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    * beginning and end of the string from a QLineEdit.
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    *
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    * @param trimmingEnabled If trimming should be enabled.
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    */
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   void EnableTrimming(bool trimmingEnabled = true);
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private:
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   class Impl;
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   std::unique_ptr<Impl> p;
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};
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} // namespace scwx::qt::settings
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