mirror of
https://gitea.wildfiregames.com/0ad/0ad
synced 2026-06-18 06:13:55 -07:00
92b6cdfeab
Differential Revision: https://code.wildfiregames.com/D2230 Tested on: gcc 9.1.0, Jenkins This was SVN commit r22789.
148 lines
3.9 KiB
C++
148 lines
3.9 KiB
C++
/* Copyright (C) 2019 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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Contains help class GUI<>, which gives us templated
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parameter to all functions within GUI.
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*/
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#ifndef INCLUDED_GUIUTIL
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#define INCLUDED_GUIUTIL
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#include "gui/IGUIObject.h"
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#include <functional>
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class CGUI;
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template<typename T> class GUI;
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class IGUISetting
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{
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public:
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NONCOPYABLE(IGUISetting);
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IGUISetting() = default;
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virtual ~IGUISetting() = default;
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/**
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* Parses the given string and assigns to the setting value. Used for parsing XML attributes.
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*/
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virtual bool FromString(const CStrW& Value, const bool& SkipMessage) = 0;
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/**
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* Parses the given JS::Value using ScriptInterface::FromJSVal and assigns it to the setting data.
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*/
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virtual bool FromJSVal(JSContext* cx, JS::HandleValue Value) = 0;
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/**
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* Converts the setting data to a JS::Value using ScriptInterface::ToJSVal.
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*/
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virtual void ToJSVal(JSContext* cx, JS::MutableHandleValue Value) = 0;
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};
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template<typename T>
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class CGUISetting : public IGUISetting
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{
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friend class GUI<T>;
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public:
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NONCOPYABLE(CGUISetting);
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CGUISetting(IGUIObject& pObject, const CStr& Name);
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/**
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* Parses the given string and assigns to the setting value. Used for parsing XML attributes.
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*/
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bool FromString(const CStrW& Value, const bool& SkipMessage) override;
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/**
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* Parses the given JS::Value using ScriptInterface::FromJSVal and assigns it to the setting data.
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*/
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bool FromJSVal(JSContext* cx, JS::HandleValue Value) override;
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/**
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* Converts the setting data to a JS::Value using ScriptInterface::ToJSVal.
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*/
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void ToJSVal(JSContext* cx, JS::MutableHandleValue Value) override;
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/**
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* These members are public because they are either unmodifiable or free to be modified.
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*/
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/**
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* The object that stores this setting.
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*/
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IGUIObject& m_pObject;
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/**
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* Property name identifying the setting.
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*/
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const CStr m_Name;
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/**
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* Holds the value of the setting.
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*/
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T m_pSetting;
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};
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/**
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* Includes static functions that needs one template
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* argument.
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*/
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template <typename T>
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class GUI
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{
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public:
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NONCOPYABLE(GUI);
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/**
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* Sets a value by name using a real datatype as input.
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* This variant will use the move-assignment.
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*
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* @param pObject Object pointer
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* @param Setting Setting by name
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* @param Value Sets value to this, note type T!
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* @param SkipMessage Does not send a GUIM_SETTINGS_UPDATED if true
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*/
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static PSRETURN SetSetting(IGUIObject* pObject, const CStr& Setting, T& Value, const bool& SkipMessage = false);
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/**
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* This variant will copy the value.
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*/
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static PSRETURN SetSetting(IGUIObject* pObject, const CStr& Setting, const T& Value, const bool& SkipMessage = false);
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/**
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* Sets a value by setting and object name using a real
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* datatype as input.
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*
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* @param Value The value in string form, like "0 0 100% 100%"
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* @param tOutput Parsed value of type T
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* @return True at success.
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*/
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static bool ParseString(const CGUI* pGUI, const CStrW& Value, T& tOutput);
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private:
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/**
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* Changes the value of the setting by calling the valueSet functon that performs either a copy or move assignment.
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* Updates some internal data depending on the setting changed.
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*/
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static PSRETURN SetSettingWrap(IGUIObject* pObject, const CStr& Setting, const bool& SkipMessage, const std::function<void()>& valueSet);
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};
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#endif // INCLUDED_GUIUTIL
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