HeaderStyle プロパティ (UltraTreeColumnSettings)

すべての列ヘッダーのヘッダースタイルを取得または設定します。

シンタックス

Visual Basic

'宣言
 
Public Property HeaderStyle As Infragistics.Win.HeaderStyle

C#

public Infragistics.Win.HeaderStyle HeaderStyle {get; set;}

使用例

Visual Basic

Imports Infragistics.Win
Imports Infragistics.Win.Layout
Imports Infragistics.Win.UltraWinTree

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click

        Dim columnSettings As UltraTreeColumnSettings = Me.ultraTree1.ColumnSettings

        '	Disallow cell sizing for all columns in the Columns collection
        columnSettings.AllowCellSizing = LayoutSizing.None

        '	Disallow cell span sizing for all columns in the Columns collection
        columnSettings.AllowCellSpanSizing = GridBagLayoutAllowSpanSizing.None

        '	Disallow moving for all columns in the Columns collection
        columnSettings.AllowColMoving = GridBagLayoutAllowMoving.None

        '	Disallow header sizing for all columns in the Columns collection
        columnSettings.AllowLabelSizing = LayoutSizing.None

        '	Disallow header span sizing for all columns in the Columns collection
        columnSettings.AllowLabelSpanSizing = GridBagLayoutAllowSpanSizing.None

        '	Disallow sorting for all columns in the Columns collection
        columnSettings.AllowSorting = DefaultableBoolean.False

        '	If the ViewStyle is OutlookExpress, set AutoFitColumns to 'ResizeAllColumns'.
        If Not columnSettings.Control Is Nothing AndAlso columnSettings.Control.ViewStyleResolved = ViewStyle.OutlookExpress Then
            columnSettings.AutoFitColumns = AutoFitColumns.ResizeAllColumns
        End If


        '	Don't display cell borders for any columns in the Columns collection
        columnSettings.BorderStyleCell = UIElementBorderStyle.None

        '	Don't display header borders for any columns in the Columns collection
        columnSettings.BorderStyleColumnHeader = UIElementBorderStyle.None

        '	Set the BackColor for all cells in all columns to 'Control'
        columnSettings.CellAppearance.BackColor = SystemColors.Control

        '	Set CellWrapText to False to prevent text from
        '	wrapping to additional lines in all columns
        columnSettings.CellWrapText = DefaultableBoolean.False

        '	Set ColumnAutoSizeMode to 'VisibleNodes' so that when the end
        '	user auto-sizes a column, only currently visible cells are considered
        columnSettings.ColumnAutoSizeMode = ColumnAutoSizeMode.VisibleNodes

        '	Set the HeaderStyle property to 'Standard', so that column headers
        '	are not themed, and set the BackColor of the ColumnHeaderAppearance
        '	to 'ControlDark'.
        columnSettings.HeaderStyle = HeaderStyle.Standard
        columnSettings.ColumnHeaderAppearance.BackColor = SystemColors.ControlDark

        '	Change the size of images displayed in the headers to 20w X 20h
        columnSettings.ColumnHeaderImageSize = New Size(20, 20)

        '	Set the LabelPosition property ot display headers on top of cells,
        '	and set the LabelStyle property to display headers and cells
        '	separately.
        columnSettings.LabelPosition = NodeLayoutLabelPosition.Top
        columnSettings.LabelStyle = NodeLayoutLabelStyle.Separate

        '	Assign the control key as the multi-sort extension key
        columnSettings.MultiSortModifierKey = Keys.Control

        '	Set the NullText property to "[NULL]" so that null values in any
        '	cell for all columns is displayed the same way.
        columnSettings.NullText = "[NULL]"

        '	Show sort indicators for all columns
        columnSettings.ShowSortIndicators = DefaultableBoolean.True
    End Sub

C#

using Infragistics.Win;
using Infragistics.Win.Layout;
using Infragistics.Win.UltraWinTree;
using System.Diagnostics;


		private void button1_Click(object sender, System.EventArgs e)
		{			
			UltraTreeColumnSettings columnSettings = this.ultraTree1.ColumnSettings;
			
			//	Disallow cell sizing for all columns in the Columns collection
			columnSettings.AllowCellSizing = LayoutSizing.None;

			//	Disallow cell span sizing for all columns in the Columns collection
			columnSettings.AllowCellSpanSizing = GridBagLayoutAllowSpanSizing.None;

			//	Disallow moving for all columns in the Columns collection
			columnSettings.AllowColMoving = GridBagLayoutAllowMoving.None;

			//	Disallow header sizing for all columns in the Columns collection
			columnSettings.AllowLabelSizing = LayoutSizing.None;

			//	Disallow header span sizing for all columns in the Columns collection
			columnSettings.AllowLabelSpanSizing = GridBagLayoutAllowSpanSizing.None;

			//	Disallow sorting for all columns in the Columns collection
			columnSettings.AllowSorting = DefaultableBoolean.False;

			//	If the ViewStyle is OutlookExpress, set AutoFitColumns to 'ResizeAllColumns'.
			if ( columnSettings.Control != null &&
				 columnSettings.Control.ViewStyleResolved == ViewStyle.OutlookExpress )
				columnSettings.AutoFitColumns = AutoFitColumns.ResizeAllColumns;

			//	Don't display cell borders for any columns in the Columns collection
			columnSettings.BorderStyleCell = UIElementBorderStyle.None;

			//	Don't display header borders for any columns in the Columns collection
			columnSettings.BorderStyleColumnHeader = UIElementBorderStyle.None;

			//	Set the BackColor for all cells in all columns to 'Control'
			columnSettings.CellAppearance.BackColor = SystemColors.Control;

			//	Set CellWrapText to False to prevent text from
			//	wrapping to additional lines in all columns
			columnSettings.CellWrapText = DefaultableBoolean.False;

			//	Set ColumnAutoSizeMode to 'VisibleNodes' so that when the end
			//	user auto-sizes a column, only currently visible cells are considered
			columnSettings.ColumnAutoSizeMode = ColumnAutoSizeMode.VisibleNodes;

			//	Set the HeaderStyle property to 'Standard', so that column headers
			//	are not themed, and set the BackColor of the ColumnHeaderAppearance
			//	to 'ControlDark'.
			columnSettings.HeaderStyle = HeaderStyle.Standard;
			columnSettings.ColumnHeaderAppearance.BackColor = SystemColors.ControlDark;

			//	Change the size of images displayed in the headers to 20w X 20h
			columnSettings.ColumnHeaderImageSize = new Size( 20, 20 );
						
			//	Set the LabelPosition property ot display headers on top of cells,
			//	and set the LabelStyle property to display headers and cells
			//	separately.
			columnSettings.LabelPosition = NodeLayoutLabelPosition.Top;
			columnSettings.LabelStyle = NodeLayoutLabelStyle.Separate;

			//	Assign the control key as the multi-sort extension key
			columnSettings.MultiSortModifierKey = Keys.Control;

			//	Set the NullText property to "[NULL]" so that null values in any
			//	cell for all columns is displayed the same way.
			columnSettings.NullText = "[NULL]";

			//	Show sort indicators for all columns
			columnSettings.ShowSortIndicators = DefaultableBoolean.True;	
		}