'宣言 Public Structure AppearanceData Inherits System.ValueType
public struct AppearanceData : System.ValueType
Imports Infragistics.Win Imports Infragistics.Win.UltraWinListBar Private Sub button5_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles button5.Click Dim appData As AppearanceData Dim requestedProps As AppearancePropFlags ' --------------------------------- ' Resolve the appearance of a group ' --------------------------------- ' Get the group object. Dim grp As Group = Me.ultraListBar1.Groups(0) ' Initialize the appearance data structure appData = New AppearanceData() ' Specify which appearance properties we want to resolve. ' In this case just the backcolor and forecolor. requestedProps = AppearancePropFlags.BackColor Or AppearancePropFlags.ForeColor ' Call the group's 'ResolveAppearance' method . grp.ResolveAppearance(appData, requestedProps) ' Note: The reason that the 'requestedProps' parameter ' is also passed in by reference is that as each requested ' property is resolved its bit is stripped out of the ' passed in parameter. On return from the call the only ' bits remaining in 'requestedProps' will be those ' properties which were not resolved. Normally, ' 'requestedProps' has no bits set after the call returns. ' Write out the resolved colors Debug.WriteLine("BackColor: " + appData.BackColor.ToString() + ", ForeColor: " + appData.ForeColor.ToString()) ' -------------------------------------------- ' Resolve the appearance of the group's header ' -------------------------------------------- ' Re-initialize the appearance data structure appData = New AppearanceData() ' Specify which appearance properties we want to resolve. ' In this case we want all 'Render' properties. This ' includes every property but the 'Cursor' property. requestedProps = AppearancePropFlags.AllRender ' Call the group's 'ResolveHeaderAppearance' method. grp.ResolveHeaderAppearance(appData, requestedProps) ' Write out the resolved gradient related properties. Debug.WriteLine("BackGradientStyle: " + appData.BackGradientStyle.ToString() + ", BackColor: " + appData.BackColor.ToString() + ", BackColor2: " + appData.BackColor2.ToString()) ' ------------------------ ' Resolve item appearances ' ------------------------ ' The group's 'ResolveItemAppearance' method will ' resolve the default appearance for items in the group. 'grp.ResolveItemAppearance(appData, requestedProps) ' The 'Item' object also exposes a 'ResolveAppearance' ' method for resolving the appearance of that item. 'grp.Items(0).ResolveAppearance(appData, requestedProps) End Sub
using System.Diagnostics; using Infragistics.Win; using Infragistics.Win.UltraWinListBar; private void button5_Click(object sender, System.EventArgs e) { AppearanceData appData; AppearancePropFlags requestedProps; // --------------------------------- // Resolve the appearance of a group // --------------------------------- // Get the group object. Group group = this.ultraListBar1.Groups[0]; // Initialize the appearance data structure appData = new AppearanceData(); // Specify which appearance properties we want to resolve. // In this case just the backcolor and forecolor. requestedProps = AppearancePropFlags.BackColor | AppearancePropFlags.ForeColor; // Call the group's 'ResolveAppearance' method . group.ResolveAppearance( ref appData, ref requestedProps ); // Note: The reason that the 'requestedProps' parameter // is also passed in by reference is that as each requested // property is resolved its bit is stripped out of the // passed in parameter. On return from the call the only // bits remaining in 'requestedProps' will be those // properties which were not resolved. Normally, // 'requestedProps' has no bits set after the call returns. // Write out the resolved colors Debug.WriteLine("BackColor: " + appData.BackColor.ToString() + ", ForeColor: " + appData.ForeColor.ToString() ); // -------------------------------------------- // Resolve the appearance of the group's header // -------------------------------------------- // Re-initialize the appearance data structure appData = new AppearanceData(); // Specify which appearance properties we want to resolve. // In this case we want all 'Render' properties. This // includes every property but the 'Cursor' property. requestedProps = AppearancePropFlags.AllRender; // Call the group's 'ResolveHeaderAppearance' method. group.ResolveHeaderAppearance( ref appData, ref requestedProps ); // Write out the resolved gradient related properties. Debug.WriteLine("BackGradientStyle: " + appData.BackGradientStyle.ToString() + ", BackColor: " + appData.BackColor.ToString() + ", BackColor2: " + appData.BackColor2.ToString() ); // ------------------------ // Resolve item appearances // ------------------------ // The group's 'ResolveItemAppearance' method will // resolve the default appearance for items in the group. //group.ResolveItemAppearance( ref appData, ref requestedProps ); // The 'Item' object also exposes a 'ResolveAppearance' // method for resolving the appearance of that item. //group.Items[0].ResolveAppearance( ref appData, ref requestedProps ); }