131 lines
3.9 KiB
C++
131 lines
3.9 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_INPUTBINDING_H__
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#define __GUI_INPUTBINDING_H__
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#include <NsCore/Noesis.h>
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#include <NsGui/CoreApi.h>
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#include <NsGui/Freezable.h>
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#include <NsGui/ICommandSource.h>
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#include <NsGui/IUITreeNode.h>
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#include <NsCore/BaseComponent.h>
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#include <NsCore/ReflectionDeclare.h>
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#include <NsCore/Ptr.h>
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namespace Noesis
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{
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NS_INTERFACE ICommand;
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class UIElement;
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class InputGesture;
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class DependencyProperty;
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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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/// Represents a binding between an InputGesture and a command.
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///
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/// You can specify that user input invokes a command by creating a InputBinding. When the user
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/// performs the specified input, the ICommand that is set to the *Command* property is executed.
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///
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/// You can specify that the InputBinding invokes a command that is defined on an object by creating
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/// a binding on the *Command*, *CommandParameter*, and *CommandTarget* properties. This enables you
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/// to define a custom command and associate it with user input.
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///
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/// http://msdn.microsoft.com/en-us/library/system.windows.input.inputbinding.aspx
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////////////////////////////////////////////////////////////////////////////////////////////////////
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class NS_GUI_CORE_API InputBinding: public Freezable, public ICommandSource, public IUITreeNode
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{
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public:
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InputBinding();
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InputBinding(ICommand* command, InputGesture* gesture);
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~InputBinding();
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/// Gets or sets the ICommand associated with this InputBinding
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//@{
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ICommand* GetCommand() const override;
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void SetCommand(ICommand* command);
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//@}
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/// Gets or sets the command-specific data for a particular command
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//@{
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BaseComponent* GetCommandParameter() const override;
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void SetCommandParameter(BaseComponent* param);
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//@}
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/// Gets or sets the target element of the command
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//@{
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UIElement* GetCommandTarget() const override;
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void SetCommandTarget(UIElement* target);
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//@}
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/// Gets or sets the InputGesture associated with this input binding
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//@{
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InputGesture* GetGesture() const;
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void SetGesture(InputGesture* gesture);
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//@}
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// Hides Freezable methods for convenience
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//@{
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Ptr<InputBinding> Clone() const;
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Ptr<InputBinding> CloneCurrentValue() const;
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//@}
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/// From IUITreeNode
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//@{
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IUITreeNode* GetNodeParent() const final;
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void SetNodeParent(IUITreeNode* parent) final;
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BaseComponent* FindNodeResource(const char* key, bool fullElementSearch) const final;
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ObjectWithNameScope FindNodeName(const char* name) const final;
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//@}
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NS_IMPLEMENT_INTERFACE_FIXUP
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public:
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/// Dependency properties
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//@{
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static const DependencyProperty* CommandProperty;
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static const DependencyProperty* CommandParameterProperty;
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static const DependencyProperty* CommandTargetProperty;
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//@}
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protected:
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/// Used by inheritors to manage command property changes
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virtual void OnCommandChanged(ICommand* oldCommand, ICommand* newCommand);
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/// Used by inheritors to manage gesture property changes
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virtual void OnGestureChanged(InputGesture* oldGesture, InputGesture* newGesture);
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/// From DependencyObject
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//@{
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bool OnPropertyChanged(const DependencyPropertyChangedEventArgs& args) override;
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//@}
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/// From Freezable
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//@{
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void CloneCommonCore(const Freezable* source) override;
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Ptr<Freezable> CreateInstanceCore() const override;
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//@}
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private:
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IUITreeNode* mOwner;
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Ptr<InputGesture> mGesture;
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NS_DECLARE_REFLECTION(InputBinding, Freezable)
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};
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NS_WARNING_POP
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}
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#endif
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