104 lines
3.1 KiB
C
104 lines
3.1 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_BASEGRIDVIEWROWPRESENTER_H__
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#define __GUI_BASEGRIDVIEWROWPRESENTER_H__
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#include <NsCore/Noesis.h>
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#include <NsCore/Vector.h>
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#include <NsGui/ControlsApi.h>
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#include <NsGui/FrameworkElement.h>
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namespace Noesis
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{
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class GridViewColumn;
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class UIElementCollection;
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class ListView;
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struct DependencyPropertyChangedEventArgs;
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struct NotifyCollectionChangedEventArgs;
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template<class T> class FreezableCollection;
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typedef Noesis::FreezableCollection<Noesis::GridViewColumn> GridViewColumnCollection;
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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 the base class for classes that define the layout for a row of data where different
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/// data items are displayed in different columns.
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///
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/// http://msdn.microsoft.com/en-us/library/system.windows.controls.primitives.gridviewrowpresenterbase.aspx
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////////////////////////////////////////////////////////////////////////////////////////////////////
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class NS_GUI_CONTROLS_API BaseGridViewRowPresenter: public FrameworkElement
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{
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public:
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BaseGridViewRowPresenter();
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~BaseGridViewRowPresenter();
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/// Gets or sets a GridViewColumnCollection that specifies the columns of the GridView
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//@{
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GridViewColumnCollection* GetColumns() const;
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void SetColumns(GridViewColumnCollection* columns);
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//@}
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public:
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/// Dependency properties
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//@{
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static const DependencyProperty* ColumnsProperty;
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//@}
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protected:
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virtual void OnInvalidateColumns();
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/// From DependencyObject
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//@{
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void OnInit() override;
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bool OnPropertyChanged(const DependencyPropertyChangedEventArgs& args) override;
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//@}
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// From Visual
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//@{
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uint32_t GetVisualChildrenCount() const override;
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Visual* GetVisualChild(uint32_t index) const override;
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//@}
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// From FrameworkElement
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//@{
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uint32_t GetLogicalChildrenCount() const override;
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Ptr<BaseComponent> GetLogicalChild(uint32_t index) const override;
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//@}
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protected:
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Ptr<UIElementCollection> mVisualChildren;
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// This is used to force an InvalidateMeasure from GridViewHeaderRowPresenter or
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// GridViewRowPresenter when trying to determine the automatic width of the columns. This
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// probably could be optimized forcing the Invalidate only in the main ScrollViewer
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ListView* mListView;
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bool mColumnsChanged;
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private:
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void RegisterColumns(GridViewColumnCollection* columns);
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void UnregisterColumns(GridViewColumnCollection* columns);
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void OnColumnActualWidthChanged(GridViewColumn* column);
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void OnColumnsCollectionChanged(BaseComponent* sender,
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const NotifyCollectionChangedEventArgs& e);
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void InvalidateColumns();
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NS_DECLARE_REFLECTION(BaseGridViewRowPresenter, FrameworkElement)
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};
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NS_WARNING_POP
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}
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#endif
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