Class GanttChartItemsPanel

Represents a virtualizing panel that will arrange the Chart items

Inheritance

System.Object

GanttChartItemsPanel

Implements

System.Windows.Controls.Primitives.IScrollInfo

Namespace: Syncfusion.Windows.Controls.Gantt

Assembly: Syncfusion.Gantt.Wpf.dll

Syntax

public class GanttChartItemsPanel : VirtualizingPanel, IScrollInfo

Constructors

GanttChartItemsPanel()

Initializes a new instance of the GanttChartItemsPanel class.

Declaration

public GanttChartItemsPanel()

Fields

RowHeightProperty

The DependencyProperty for RowHeight property.

Declaration

public static readonly DependencyProperty RowHeightProperty

Field Value

Type
System.Windows.DependencyProperty

Properties

CanHorizontallyScroll

Gets or sets a value indicating whether can scroll horizontally or not.

Declaration

public bool CanHorizontallyScroll { get; set; }

Property Value

Type
System.Boolean

CanVerticallyScroll

Gets or sets a value indicating whether can scroll vertically or not.

Declaration

public bool CanVerticallyScroll { get; set; }

Property Value

Type
System.Boolean

ExtentHeight

Gets the extent height value.

Declaration

public double ExtentHeight { get; }

Property Value

Type
System.Double

ExtentWidth

Gets the extent width value.

Declaration

public double ExtentWidth { get; }

Property Value

Type
System.Double

HorizontalOffset

Gets the value of horizontal offset.

Declaration

public double HorizontalOffset { get; }

Property Value

Type
System.Double

RowHeight

Gets or sets the height of the row.

Declaration

public double RowHeight { get; set; }

Property Value

Type	Description
System.Double	The height of the row.

ScrollOwner

Gets or sets the value for the scroll viewer.

Declaration

public ScrollViewer ScrollOwner { get; set; }

Property Value

Type
System.Windows.Controls.ScrollViewer

VerticalOffset

Gets the scroll offset y position value.

Declaration

public double VerticalOffset { get; }

Property Value

Type
System.Double

ViewportHeight

Gets the height value of viewport.

Declaration

public double ViewportHeight { get; }

Property Value

Type
System.Double

ViewportWidth

Gets the width value of viewport.

Declaration

public double ViewportWidth { get; }

Property Value

Type
System.Double

Methods

ArrangeOverride(Size)

Override method gets called framework arrange override.

Declaration

protected override Size ArrangeOverride(Size finalSize)

Parameters

Type	Name	Description
System.Windows.Size	finalSize	The final size.

Returns

Type	Description
System.Windows.Size	The calculated size.

LineDown()

Method gets called to set vertical offset with addition of row height value to vertical offset value.

Declaration

public void LineDown()

LineLeft()

Since we are not providing virtualizaion towards horizantal, it is not manditory to implement this method.

Declaration

public void LineLeft()

LineRight()

Since we are not providing virtualizaion towards horizantal, it is not manditory to implement this method.

Declaration

public void LineRight()

LineUp()

Method gets called to set vertical offset with subtraction of row height value to vertical offset value.

Declaration

public void LineUp()

MakeVisible(Visual, Rect)

Method gets called to create new instance of rectangle.

Declaration

public Rect MakeVisible(Visual visual, Rect rectangle)

Parameters

Type	Name	Description
System.Windows.Media.Visual	visual	The visual.
System.Windows.Rect	rectangle	The rectangle.

Returns

Type	Description
System.Windows.Rect	The new instance of rectangle.

MeasureOverride(Size)

Override method gets called framework measure override.

Declaration

protected override Size MeasureOverride(Size availableSize)

Parameters

Type	Name	Description
System.Windows.Size	availableSize	The availabel size.

Returns

Type	Description
System.Windows.Size	The calculated size.

MouseWheelDown()

Since we are not providing virtualizaion towards horizantal, it is not manditory to implement this method.

Declaration

public void MouseWheelDown()

MouseWheelLeft()

Since we are not providing virtualizaion towards horizantal, it is not manditory to implement this method.

Declaration

public void MouseWheelLeft()

MouseWheelRight()

Since we are not providing virtualizaion towards horizantal, it is not manditory to implement this method.

Declaration

public void MouseWheelRight()

MouseWheelUp()

Since we are not providing virtualizaion towards horizantal, it is not manditory to implement this method.

Declaration

public void MouseWheelUp()

OnInitialized(EventArgs)

Method gets called on intializing.

Declaration

protected override void OnInitialized(EventArgs e)

Parameters

Type	Name	Description
System.EventArgs	e	The event arguments.

OnItemsChanged(Object, ItemsChangedEventArgs)

When items are removed, remove the corresponding UI if necessary

Declaration

protected override void OnItemsChanged(object sender, ItemsChangedEventArgs args)

Parameters

Type	Name	Description
System.Object	sender
System.Windows.Controls.Primitives.ItemsChangedEventArgs	args

PageDown()

Method gets called to set horizontal offset with subtraction of viewport height value to vertical offset value.

Declaration

public void PageDown()

PageLeft()

Since we are not providing virtualizaion towards horizantal, it is not manditory to implement this method.

Declaration

public void PageLeft()

PageRight()

Since we are not providing virtualizaion towards horizantal, it is not manditory to implement this method.

Declaration

public void PageRight()

PageUp()

Method gets called to set horizontal offset with addition of viewport height value to vertical offset value.

Declaration

public void PageUp()

SetHorizontalOffset(Double)

Since we are not providing virtualizaion towards horizantal, it is not manditory to implement this method.

Declaration

public void SetHorizontalOffset(double offset)

Parameters

Type	Name	Description
System.Double	offset

SetVerticalOffset(Double)

Method gets called to scroll vertically.

Declaration

public void SetVerticalOffset(double offset)

Parameters

Type	Name	Description
System.Double	offset

Implements

System.Windows.Controls.Primitives.IScrollInfo