42 lines
1.3 KiB
C
42 lines
1.3 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_ICOMMAND_H__
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#define __GUI_ICOMMAND_H__
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#include <NsCore/Noesis.h>
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#include <NsCore/Interface.h>
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#include <NsGui/Events.h>
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namespace Noesis
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{
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class BaseComponent;
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// Defines a command. Provide the commanding behavior for UI elements such as Button and MenuItem.
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////////////////////////////////////////////////////////////////////////////////////////////////////
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NS_INTERFACE ICommand: public Interface
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{
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/// Occurs when something changes that affects whether or not the command should execute
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virtual EventHandler& CanExecuteChanged() = 0;
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/// Determines whether the command can execute in its current state
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virtual bool CanExecute(BaseComponent* param) const = 0;
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/// This method is called when command is invoked
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virtual void Execute(BaseComponent* param) const = 0;
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NS_IMPLEMENT_INLINE_REFLECTION_(ICommand, Interface)
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};
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}
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#endif
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