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author | Petr Mrázek <peterix@gmail.com> | 2016-04-10 04:29:29 +0200 |
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committer | Petr Mrázek <peterix@gmail.com> | 2016-04-30 23:59:23 +0200 |
commit | 47e37635f50c09b4f9a9ee7699e3120bab3e4088 (patch) | |
tree | 061c2f675fb7e244ebe4b54ef206bfbd615c91f8 /libraries/logic/resources/ResourceHandler.h | |
parent | fcd4a482f759cd58ee319a51082d0146b7e426e2 (diff) | |
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NOISSUE split GUI stuff from logic library
Diffstat (limited to 'libraries/logic/resources/ResourceHandler.h')
-rw-r--r-- | libraries/logic/resources/ResourceHandler.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/libraries/logic/resources/ResourceHandler.h b/libraries/logic/resources/ResourceHandler.h new file mode 100644 index 00000000..f09d8904 --- /dev/null +++ b/libraries/logic/resources/ResourceHandler.h @@ -0,0 +1,36 @@ +#pragma once + +#include <QVariant> +#include <memory> + +#include "multimc_logic_export.h" + +class Resource; + +/** Base class for things that can retrieve a resource. + * + * Subclass, provide a constructor that takes a single QString as argument, and + * call Resource::registerHandler<MyResourceHandler>("<id>"), where <id> is the + * prefix of the resource ("web", "icon", etc.) + */ +class MULTIMC_LOGIC_EXPORT ResourceHandler +{ +public: + virtual ~ResourceHandler() {} + + void setResource(Resource *resource) { m_resource = resource; } + /// reimplement this if you need to do something after you have been put in a shared pointer + // we do this instead of inheriting from std::enable_shared_from_this + virtual void init(std::shared_ptr<ResourceHandler>&) {} + + QVariant result() const { return m_result; } + +protected: // use these methods to notify the resource of changes + void setResult(const QVariant &result); + void setFailure(const QString &reason); + void setProgress(const int progress); + +private: + QVariant m_result; + Resource *m_resource = nullptr; +}; |