LabelEditAppearance プロパティ

UltraTreeNode のラベルを編集しているときに適用される Infragistics.Win.AppearanceBase を取得または設定します。

シンタックス

Visual Basic

'宣言
 
Public Property LabelEditAppearance As Infragistics.Win.AppearanceBase

C#

public Infragistics.Win.AppearanceBase LabelEditAppearance {get; set;}

解説

LabelEditAppearance は、編集中のノード ラベルの表示方法を決定します。

使用例

Visual Basic

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

C#

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;
	
	}
}