FieldLength 構造体

明示された値をサポートする長さの単位を表す構造。コンテンツおよび star 値に基づいてサイズ変更します。

シンタックス

Visual Basic

'宣言
 
Public Structure FieldLength 
   Inherits System.ValueType

C#

public struct FieldLength : System.ValueType 

使用例

Visual Basic

Imports Infragistics.Windows.DataPresenter

    Private Sub xamDataGrid1_Initialized(ByVal sender As System.Object, ByVal e As System.EventArgs)
        Me.InitializeControl(DirectCast(sender, XamDataGrid))
    End Sub

    Private Sub InitializeControl(ByVal grid As XamDataGrid)
        Dim fl As New FieldLayout()

        ' explicit logical pixel width
        Dim fName As New Field()
        fName.Name = "name"
        fName.Width = New FieldLength(150)
        fl.Fields.Add(fName)


        ' Auto indicates that the size of the field should 
        ' grow as larger data is encountered.
        Dim fEmail As New Field()
        fEmail.Name = "email"
        fEmail.Width = FieldLength.Auto
        fl.Fields.Add(fEmail)


        ' InitialAuto indicates that the size of the field 
        ' should be based upon the initial content when the 
        ' field layout is first used.
        Dim fDept As New Field()
        fDept.Name = "department"
        fDept.Width = FieldLength.InitialAuto
        fl.Fields.Add(fDept)


        ' Pixel widths can be expressed as px (pixels, pt (Points), 
        ' in (Inches) or cm (Centimeters) just as they can in a WPF 
        ' Grid panel. Normally this is only used from within xaml 
        ' but you can create the associated type converter to use this 
        ' in code.
        '
        Dim fSalary As New Field()
        fSalary.Name = "salary"
        Dim converter As New FieldLengthConverter()
        fSalary.Width = DirectCast(converter.ConvertFromString(".5in"), FieldLength)
        fl.Fields.Add(fSalary)


        ' Star values are used to indicate a weight for the field 
        ' and is used to determine how to distribute the fields when 
        ' there is extra space or not enough. Star fields will be 
        ' increased/decreased as needed.
        '
        Dim uf1 As New UnboundField()
        uf1.Name = "Comments"
        uf1.Width = New FieldLength(1, FieldLengthUnitType.Star)
        fl.Fields.Add(uf1)

        Dim uf2 As New UnboundField()
        uf2.Name = "Notes"
        uf2.Width = New FieldLength(2, FieldLengthUnitType.Star)
        fl.Fields.Add(uf2)

        ' add the new field layout we define to the datapresenter
        grid.FieldLayouts.Add(fl)
    End Sub

C#

using Infragistics.Windows.DataPresenter;

	private void xamDataGrid1_Initialized(object sender, EventArgs e)
	{
		this.InitializeControl(sender as XamDataGrid);
	}

	private void InitializeControl(XamDataGrid grid)
	{
		FieldLayout fl = new FieldLayout();

		// explicit logical pixel width
		Field fName = new Field();
		fName.Name = "name";
		fName.Width = new FieldLength(150);
		fl.Fields.Add(fName);


		// Auto indicates that the size of the field should  
		// grow as larger data is encountered.
		Field fEmail = new Field();
		fEmail.Name = "email";
		fEmail.Width = FieldLength.Auto;
		fl.Fields.Add(fEmail);


		// InitialAuto indicates that the size of the field 
		// should be based upon the initial content when the 
		// field layout is first used.
		Field fDept = new Field();
		fDept.Name = "department";
		fDept.Width = FieldLength.InitialAuto;
		fl.Fields.Add(fDept);


		// Pixel widths can be expressed as px (pixels, pt (Points), 
		// in (Inches) or cm (Centimeters) just as they can in a WPF 
		// Grid panel. Normally this is only used from within xaml 
		// but you can create the associated type converter to use this 
		// in code.
		//
		Field fSalary = new Field();
		fSalary.Name = "salary";
		FieldLengthConverter converter = new FieldLengthConverter();
		fSalary.Width = (FieldLength)converter.ConvertFromString(".5in");
		fl.Fields.Add(fSalary);


		// Star values are used to indicate a weight for the field 
		// and is used to determine how to distribute the fields when 
		// there is extra space or not enough. Star fields will be 
		// increased/decreased as needed.
		//
		UnboundField uf1 = new UnboundField();
		uf1.Name = "Comments";
		uf1.Width = new FieldLength(1, FieldLengthUnitType.Star);
		fl.Fields.Add(uf1);

		UnboundField uf2 = new UnboundField();
		uf2.Name = "Notes";
		uf2.Width = new FieldLength(2, FieldLengthUnitType.Star);
		fl.Fields.Add(uf2);

		// add the new field layout we define to the datapresenter
		grid.FieldLayouts.Add(fl);
	}

XAML

xmlns:igDP="http://infragistics.com/DataPresenter"

<igDP:XamDataGrid BindToSampleData="True">
    <igDP:XamDataGrid.FieldLayouts>
        <igDP:FieldLayout>
            <!-- Explicit pixel widths may be specified. When the unit 
                is not specified pixels are assumed -->
            <igDP:Field Name="name" Width="150"/>
            
            <!-- Auto indicates that the size of the field should 
                grow as larger data is encountered.-->
            <igDP:Field Name="email" Width="Auto" />
            
            <!-- InitialAuto indicates that the size of the field 
                should be based upon the initial content when the 
                field layout is first used. -->
            <igDP:Field Name="department" Width="InitialAuto" />

            <!-- Pixel widths can be expressed as px (pixels, 
                pt (Points), in (Inches) or cm (Centimeters) 
                just as they can in a WPF Grid panel. -->
            <igDP:Field Name="salary" Width=".5in" />
            
            <!-- Star values are used to indicate a weight for 
                the field and is used to determine how to 
                distribute the fields when there is extra 
                space or not enough. Star fields will be 
                increased/decreased as needed. -->
            <igDP:UnboundField Name="Comments" Width="*" />
            <igDP:UnboundField Name="Notes" Width="2*" />
        </igDP:FieldLayout>
    </igDP:XamDataGrid.FieldLayouts>
</igDP:XamDataGrid>