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GH-1072 split resource system to UI and logic parts

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This commit is contained in:
Petr Mrázek
2015-09-26 13:45:29 +02:00
parent cca6700134
commit 271ad9e4fd
9 changed files with 45 additions and 230 deletions
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41
logic/resources/Resource.cpp
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@ -2,38 +2,45 @@
#include <QDebug>
#include "WebResourceHandler.h"
#include "IconResourceHandler.h"
#include "ResourceObserver.h"
#include "ResourceHandler.h"
// definition of static members of Resource
QMap<QString, std::function<std::shared_ptr<ResourceHandler>(const QString &)>> Resource::m_handlers;
QMap<QPair<int, int>, std::function<QVariant(QVariant)>> Resource::m_transfomers;
QMap<QString, std::weak_ptr<Resource>> Resource::m_resources;
struct NullResourceResult {};
Q_DECLARE_METATYPE(NullResourceResult)
class NullResourceHandler : public ResourceHandler
{
public:
explicit NullResourceHandler()
{
setResult(QVariant::fromValue<NullResourceResult>(NullResourceResult()));
}
};
Resource::Resource(const QString &resource)
: m_resource(resource)
{
// register default handlers
// QUESTION: move elsewhere?
if (!m_handlers.contains("web"))
if (!resource.isEmpty())
{
registerHandler<WebResourceHandler>("web");
// a valid resource identifier has the format <id>:<data>
Q_ASSERT(resource.contains(':'));
// "parse" the resource identifier into id and data
const QString resourceId = resource.left(resource.indexOf(':'));
const QString resourceData = resource.mid(resource.indexOf(':') + 1);
// create and set up the handler
Q_ASSERT(m_handlers.contains(resourceId));
m_handler = m_handlers.value(resourceId)(resourceData);
}
if (!m_handlers.contains("icon"))
else
{
registerHandler<IconResourceHandler>("icon");
m_handler = std::make_shared<NullResourceHandler>();
}
// a valid resource identifier has the format <id>:<data>
Q_ASSERT(resource.contains(':'));
// "parse" the resource identifier into id and data
const QString resourceId = resource.left(resource.indexOf(':'));
const QString resourceData = resource.mid(resource.indexOf(':') + 1);
// create and set up the handler
Q_ASSERT(m_handlers.contains(resourceId));
m_handler = m_handlers.value(resourceId)(resourceData);
Q_ASSERT(m_handler);
m_handler->init(m_handler);
m_handler->setResource(this);