68 lines
2.2 KiB
C
68 lines
2.2 KiB
C
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////////////////////////////////////////////////////////////////////////////////////////////////////
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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_DYNAMICRESOURCEEXTENSION_H__
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#define __GUI_DYNAMICRESOURCEEXTENSION_H__
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#include <NsCore/Noesis.h>
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#include <NsCore/String.h>
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#include <NsGui/MarkupExtension.h>
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namespace Noesis
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{
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template<class T> class Ptr;
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NS_WARNING_PUSH
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NS_MSVC_WARNING_DISABLE(4251 4275)
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// Implements a markup extension that supports dynamic resource references made from XAML.
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///
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/// Dynamic resource references are necessary when referencing content that might change at
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/// run-time. The reasons for the content change might be application-initiated or might be
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/// external. One example is if you are including styles that rely on system resources that report
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/// user-configured preferences, such as themes, font settings and so on.
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///
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/// .. code-block:: xml
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///
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/// <Setter Property="BorderBrush" Value="{DynamicResource DefaultedBorderBrush}"/>
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///
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/// http://msdn.microsoft.com/en-us/library/system.windows.dynamicresourceextension.aspx
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////////////////////////////////////////////////////////////////////////////////////////////////////
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class NS_GUI_CORE_API DynamicResourceExtension: public MarkupExtension
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{
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public:
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DynamicResourceExtension() = default;
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DynamicResourceExtension(const char* key);
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/// Gets or sets the key specified by this dynamic resource reference. The key is used to lookup
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/// a resource in resource dictionaries, by means of an intermediate expression
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//@{
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BaseComponent* GetResourceKey() const;
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void SetResourceKey(BaseComponent* key);
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//@}
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/// From MarkupExtension
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//@{
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Ptr<BaseComponent> ProvideValue(const ValueTargetProvider* provider) override;
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//@}
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private:
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FixedString<128> mResourceKey;
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NS_DECLARE_REFLECTION(DynamicResourceExtension, MarkupExtension)
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};
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NS_WARNING_POP
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}
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#endif
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