Infragistics logo
메뉴
.NET and JavaScript UI Controls
Version

HeaderAppearance Property (GalleryToolItemGroupSettings)

Gets or sets the Infragistics.Win.Appearance object that controls the look of the header area for the group in the gallery drop down.
Syntax
'Declaration
 
Public Property HeaderAppearance As Infragistics.Win.AppearanceBase
public Infragistics.Win.AppearanceBase HeaderAppearance {get; set;}
Example
The sample demonstrates how to customize the behvior and appearance of a group in a gallery.

Imports Infragistics.Win.UltraWinToolbars

Private Sub button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles button6.Click
	' Get the gallery from the toolbars manager whose group will be customized
	Dim gallery As PopupGalleryTool = Me.UltraToolbarsManager1.Tools("PopupGalleryTool1")

	' Keep a reference to the first group in the gallery
	Dim group As GalleryToolItemGroup = gallery.Groups(0)

	' Add a new item to the gallery
	gallery.Items.Add("NewItem")
	' Add the new item to the Items collection of the group
	group.Items.Add("NewItem")

	' All items in the group will have red text
	group.ItemSettings.Appearance.ForeColor = Color.Red

	' Customize the appearance of the header of the group
	group.Settings.HeaderAppearance.BackColor = Color.Teal
	group.Settings.HeaderAppearance.BackColor2 = Color.Blue
	group.Settings.HeaderAppearance.BackGradientStyle = Infragistics.Win.GradientStyle.Horizontal
	group.Settings.HeaderAppearance.ForeColor = Color.White

	' Customize the appearance of the area behind the items in the gallery
	group.Settings.ItemAreaAppearance.BackColor = Color.Silver
	group.Settings.ItemAreaAppearance.BackColor2 = Color.Black
	group.Settings.ItemAreaAppearance.BackGradientStyle = Infragistics.Win.GradientStyle.ForwardDiagonal

	' Change the text displaysed in the header of the group
	group.Text = "Customized Gallery"

	' Keep a reference to the second group in the gallery
	Dim group2 As GalleryToolItemGroup = gallery.Groups(1)

	' Hide the header of the second group
	group2.Settings.ShowHeader = Infragistics.Win.DefaultableBoolean.False
End Sub
using System.Windows.Forms;
using Infragistics.Win.UltraWinToolbars;

private void button6_Click( object sender, EventArgs e )
{
	// Get the gallery from the toolbars manager whose group will be customized
	PopupGalleryTool gallery = (PopupGalleryTool)this.ultraToolbarsManager1.Tools[ "PopupGalleryTool1" ];

	// Keep a reference to the first group in the gallery
	GalleryToolItemGroup group = gallery.Groups[ 0 ];

	// Add a new item to the gallery
	gallery.Items.Add( "NewItem" );
	// Add the new item to the Items collection of the group
	group.Items.Add( "NewItem" );

	// All items in the group will have red text
	group.ItemSettings.Appearance.ForeColor = Color.Red;

	// Customize the appearance of the header of the group
	group.Settings.HeaderAppearance.BackColor = Color.Teal;
	group.Settings.HeaderAppearance.BackColor2 = Color.Blue;
	group.Settings.HeaderAppearance.BackGradientStyle = Infragistics.Win.GradientStyle.Horizontal;
	group.Settings.HeaderAppearance.ForeColor = Color.White;

	// Customize the appearance of the area behind the items in the gallery
	group.Settings.ItemAreaAppearance.BackColor = Color.Silver;
	group.Settings.ItemAreaAppearance.BackColor2 = Color.Black;
	group.Settings.ItemAreaAppearance.BackGradientStyle = Infragistics.Win.GradientStyle.ForwardDiagonal;

	// Change the text displaysed in the header of the group
	group.Text = "Customized Gallery";

	// Keep a reference to the second group in the gallery
	GalleryToolItemGroup group2 = gallery.Groups[ 1 ];

	// Hide the header of the second group
	group2.Settings.ShowHeader = Infragistics.Win.DefaultableBoolean.False;
}
Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

See Also