105 lines
3.0 KiB
C
105 lines
3.0 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_RANGEBASE_H__
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#define __GUI_RANGEBASE_H__
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#include <NsCore/Noesis.h>
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#include <NsGui/Control.h>
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namespace Noesis
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{
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// Represents an element that has a value within a specific range.
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///
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/// http://msdn.microsoft.com/en-us/library/system.windows.controls.primitives.rangebase.aspx
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////////////////////////////////////////////////////////////////////////////////////////////////////
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class NS_GUI_CORE_API RangeBase: public Control
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{
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public:
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RangeBase();
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virtual ~RangeBase() = 0;
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/// Gets or sets a value to be added to or subtracted from the Value of a RangeBase control
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//@{
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float GetLargeChange() const;
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void SetLargeChange(float value);
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//@}
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/// Gets or sets the highest possible Value of the range element
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//@{
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float GetMaximum() const;
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void SetMaximum(float value);
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//@}
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/// Gets or sets the Minimum possible Value of the range element
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//@{
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float GetMinimum() const;
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void SetMinimum(float value);
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//@}
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/// Gets or sets a value to be added to or subtracted from the Value of a RangeBase control
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//@{
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float GetSmallChange() const;
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void SetSmallChange(float value);
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//@}
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/// Gets or sets the current magnitude of the range control
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//@{
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float GetValue() const;
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void SetValue(float value);
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//@}
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/// Occurs when the range value changes
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UIElement::RoutedEvent_<RoutedPropertyChangedEventHandler<float>::Handler> ValueChanged();
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public:
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/// Dependency Properties
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//@{
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static const DependencyProperty* LargeChangeProperty;
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static const DependencyProperty* MaximumProperty;
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static const DependencyProperty* MinimumProperty;
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static const DependencyProperty* SmallChangeProperty;
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static const DependencyProperty* ValueProperty;
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//@}
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/// Routed Events
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//@{
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static const RoutedEvent* ValueChangedEvent;
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//@}
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protected:
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virtual void OnMaximumValueChanged(float oldMaximum, float newMaximum);
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virtual void OnMinimumValueChanged(float oldMinimum, float newMinimum);
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virtual void OnValueChanged(float oldValue, float newValue);
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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 Control
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//@{
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void UpdateVisualStates() override;
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//@}
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private:
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static bool StaticCoerceMaxValue(const DependencyObject* object, const void* value,
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void* coercedValue);
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static bool StaticCoerceValue(const DependencyObject* object, const void* value,
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void* coercedValue);
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NS_DECLARE_REFLECTION(RangeBase, Control)
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};
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}
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#endif
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