'Declaration Public Property LabelEditAppearance As Infragistics.Win.AppearanceBase
public Infragistics.Win.AppearanceBase LabelEditAppearance {get; set;}
LabelEditAppearance determines how the node label appears while being edited.
Imports Infragistics.Win Imports Infragistics.Win.UltraWinTree Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click ' Note: the Override objects are exposed as properties off ' the tree, the node and the nodes collection as well as ' items in the NodeLevelOverrides collection. This allows ' default settings to be specified for the tree, a node, ' a node's children or for a level in the tree. ' Specify that we want to use editors Me.ultraTree1.Override.UseEditor = DefaultableBoolean.True ' Set the default editor ' Note the EditorControl property can be used instead Me.ultraTree1.Override.Editor = New EditorWithMask() ' Specify when editor buttons will be show Me.ultraTree1.Override.ShowEditorButtons = ShowEditorButtons.ActiveAndHotTracked ' Set the appearance when the user is editing a node's label Me.ultraTree1.Override.LabelEditAppearance.BackColor = Color.Yellow ' Specify limits on the width and height of a node's label ' A value of -1 means use the default. A value of 0 means ' there is no limit. Me.ultraTree1.Override.MaxLabelHeight = 50 Me.ultraTree1.Override.MaxLabelWidth = 200 ' Specify that we don't want to support multiline nodelabels. ' Note: some editors (e.g. EditorWithMask) don't support ' multilien text. Me.ultraTree1.Override.Multiline = DefaultableBoolean.False ' Specify additonal spacing before and after nodes. ' A value of -1 means use the default. ' Me.ultraTree1.Override.NodeSpacingAfter = 3 Me.ultraTree1.Override.NodeSpacingBefore = 2 ' Set the default for nodes that are at level 2 ' (i.e. grandchild nodes of root modes) so that ' they don't have extra spacing. ' This overrides the default setting above. Me.ultraTree1.NodeLevelOverrides(2).NodeSpacingAfter = 0 Me.ultraTree1.NodeLevelOverrides(2).NodeSpacingBefore = 0 ' Set the default for nodes at the root level ' so that they dwon't use the editor. ' This overrides the default settings above. Me.ultraTree1.Nodes.Override.UseEditor = DefaultableBoolean.False ' Get a specific node by its key value. ' Note: Me will return the node that has that key ' from anywhere in the tree structure since keys are ' unique across the entire tree. Dim node As UltraTreeNode = Me.ultraTree1.GetNodeByKey("child node 1") ' Remove the height restriction for Me node ' This overrides any default settings above. node.Override.MaxLabelHeight = 0 ' Remove the width restriction for Me node's child nodes node.Nodes.Override.MaxLabelWidth = 0 End Sub
using System.Diagnostics; using Infragistics.Win; using Infragistics.Win.UltraWinTree; private void button1_Click(object sender, System.EventArgs e) { // Note: the Override objects are exposed as properties off // the tree, the node and the nodes collection as well as // items in the NodeLevelOverrides collection. This allows // default settings to be specified for the tree, a node, // a node's children or for a level in the tree. // Specify that we want to use editors this.ultraTree1.Override.UseEditor = DefaultableBoolean.True; // Set the default editor // Note the EditorControl property can be used instead this.ultraTree1.Override.Editor = new EditorWithMask(); // Specify when editor buttons will be show this.ultraTree1.Override.ShowEditorButtons = ShowEditorButtons.ActiveAndHotTracked; // Set the appearance when the user is editing a node's label this.ultraTree1.Override.LabelEditAppearance.BackColor = Color.Yellow; // Specify limits on the width and height of a node's label // A value of -1 means use the default. A value of 0 means // there is no limit. this.ultraTree1.Override.MaxLabelHeight = 50; this.ultraTree1.Override.MaxLabelWidth = 200; // Specify that we don't want to support multiline nodelabels. // Note: some editors (e.g. EditorWithMask) don't support // multilien text. this.ultraTree1.Override.Multiline = DefaultableBoolean.False; // Specify additonal spacing before and after nodes. // A value of -1 means use the default. // this.ultraTree1.Override.NodeSpacingAfter = 3; this.ultraTree1.Override.NodeSpacingBefore = 2; // Set the default for nodes that are at level 2 // (i.e. grandchild nodes of root modes) so that // they don't have extra spacing. // This overrides the default setting above. this.ultraTree1.NodeLevelOverrides[2].NodeSpacingAfter = 0; this.ultraTree1.NodeLevelOverrides[2].NodeSpacingBefore = 0; // Set the default for nodes at the root level // so that they dwon't use the editor. // This overrides the default settings above. this.ultraTree1.Nodes.Override.UseEditor = DefaultableBoolean.False; // Get a specific node by its key value. // Note: this will return the node that has that key // from anywhere in the tree structure since keys are // unique across the entire tree. UltraTreeNode node = this.ultraTree1.GetNodeByKey("child node 1"); // Remove the height restriction for this node // This overrides any default settings above. node.Override.MaxLabelHeight = 0; // Remove the width restriction for this node's child nodes node.Nodes.Override.MaxLabelWidth = 0; } }
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