44 lines
1.3 KiB
C++
44 lines
1.3 KiB
C++
////////////////////////////////////////////////////////////////////////////////////////////////////
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// NoesisGUI - http://www.noesisengine.com
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// Copyright (c) 2013 Noesis Technologies S.L. All Rights Reserved.
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////////////////////////////////////////////////////////////////////////////////////////////////////
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#ifndef __GUI_XAMLPROVIDER_H__
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#define __GUI_XAMLPROVIDER_H__
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#include <NsCore/Noesis.h>
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#include <NsCore/BaseComponent.h>
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#include <NsCore/Delegate.h>
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namespace Noesis
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{
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struct Uri;
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class Stream;
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template<class T> class Ptr;
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// Base class for implementing providers of XAMLs
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////////////////////////////////////////////////////////////////////////////////////////////////////
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class XamlProvider: public BaseComponent
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{
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public:
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/// Loads XAML from the specified URI. Returns null when xaml is not found
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virtual Ptr<Stream> LoadXaml(const Uri& uri) = 0;
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/// Delegate to notify changes to the XAML file text
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typedef Delegate<void (const Uri&)> XamlChangedDelegate;
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XamlChangedDelegate& XamlChanged() { return mXamlChanged; }
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void RaiseXamlChanged(const Uri& uri) { mXamlChanged(uri); }
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private:
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XamlChangedDelegate mXamlChanged;
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};
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}
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#endif
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