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79 lines
2.3 KiB
C++
79 lines
2.3 KiB
C++
// Aseprite
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// Copyright (C) 2001-2017 David Capello
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//
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// This program is distributed under the terms of
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// the End-User License Agreement for Aseprite.
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#ifndef APP_WIDGET_LOADER_H_INCLUDED
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#define APP_WIDGET_LOADER_H_INCLUDED
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#pragma once
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#include "app/i18n/xml_translator.h"
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#include "app/widget_type_mismatch.h"
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#include <map>
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#include <string>
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class TiXmlElement;
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namespace ui {
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class Widget;
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class TooltipManager;
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}
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namespace app {
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class WidgetLoader {
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public:
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// Interface used to create customized widgets.
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class IWidgetTypeCreator {
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public:
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virtual ~IWidgetTypeCreator() { }
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virtual void dispose() = 0;
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virtual ui::Widget* createWidgetFromXml(const TiXmlElement* xmlElem) = 0;
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};
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WidgetLoader();
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~WidgetLoader();
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// Adds a new widget type that can be referenced in the .xml file
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// with an XML element. The "tagName" is the same name as in the
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// .xml should appear as <tagName>...</tagName>
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//
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// The "creator" will not be deleted automatically at the
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// WidgetLoader dtor.
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void addWidgetType(const char* tagName, IWidgetTypeCreator* creator);
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// Loads the specified widget from an .xml file.
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ui::Widget* loadWidget(const char* fileName, const char* widgetId, ui::Widget* widget = NULL);
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template<class T>
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T* loadWidgetT(const char* fileName, const char* widgetId, T* widget = NULL) {
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T* specificWidget = dynamic_cast<T*>(loadWidget(fileName, widgetId, widget));
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if (!specificWidget)
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throw WidgetTypeMismatch(widgetId);
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return specificWidget;
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}
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private:
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ui::Widget* loadWidgetFromXmlFile(
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const std::string& xmlFilename,
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const std::string& widgetId,
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ui::Widget* widget);
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ui::Widget* convertXmlElementToWidget(const TiXmlElement* elem, ui::Widget* root, ui::Widget* parent, ui::Widget* widget);
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void fillWidgetWithXmlElementAttributes(const TiXmlElement* elem, ui::Widget* root, ui::Widget* widget);
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void fillWidgetWithXmlElementAttributesWithChildren(const TiXmlElement* elem, ui::Widget* root, ui::Widget* widget);
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typedef std::map<std::string, IWidgetTypeCreator*> TypeCreatorsMap;
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TypeCreatorsMap m_typeCreators;
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ui::TooltipManager* m_tooltipManager;
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XmlTranslator m_xmlTranslator;
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};
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} // namespace app
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#endif
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