Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / Designer / WinForms / System / WinForms / Design / TreeNodeCollectionEditor.cs / 1 / TreeNodeCollectionEditor.cs
//------------------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
//-----------------------------------------------------------------------------
/*
*/
namespace System.Windows.Forms.Design
{
using System.Runtime.InteropServices;
using System.ComponentModel;
using System;
using System.Design;
using System.Collections;
using Microsoft.Win32;
using System.ComponentModel.Design;
using System.Diagnostics;
using System.Drawing;
using System.Windows.Forms;
using System.Windows.Forms.Layout;
using System.Globalization;
///
/// The TreeNodeCollectionEditor is a collection editor that is specifically
/// designed to edit a TreeNodeCollection.
///
internal class TreeNodeCollectionEditor : CollectionEditor
{
public TreeNodeCollectionEditor()
: base(typeof(TreeNodeCollection))
{
}
///
/// Creates a new form to show the current collection. You may inherit
/// from CollectionForm to provide your own form.
///
protected override CollectionForm CreateCollectionForm()
{
return new TreeNodeCollectionForm(this);
}
///
/// Gets the help topic to display for the dialog help button or pressing F1. Override to
/// display a different help topic.
///
protected override string HelpTopic
{
get
{
return "net.ComponentModel.TreeNodeCollectionEditor";
}
}
private class TreeNodeCollectionForm : CollectionForm
{
private int nextNode = 0;
private TreeNode curNode;
private TreeNodeCollectionEditor editor = null;
private System.Windows.Forms.Button okButton;
private System.Windows.Forms.Button btnCancel;
private System.Windows.Forms.Button btnAddChild;
private System.Windows.Forms.Button btnAddRoot;
private System.Windows.Forms.Button btnDelete;
private Button moveDownButton;
private Button moveUpButton;
private System.Windows.Forms.Label label1;
private System.Windows.Forms.TreeView treeView1;
private System.Windows.Forms.Label label2;
private VsPropertyGrid propertyGrid1;
private System.Windows.Forms.TableLayoutPanel okCancelPanel;
private System.Windows.Forms.TableLayoutPanel nodeControlPanel;
private System.Windows.Forms.TableLayoutPanel overarchingTableLayoutPanel;
private System.Windows.Forms.TableLayoutPanel navigationButtonsTableLayoutPanel;
private static object NextNodeKey = new object();
private int intialNextNode = 0;
public TreeNodeCollectionForm(CollectionEditor editor)
: base(editor)
{
this.editor = (TreeNodeCollectionEditor)editor;
InitializeComponent();
HookEvents();
// cache in the initial value before add so that we can put this value back
// if the operation is cancelled.
intialNextNode = NextNode;
SetButtonsState();
}
private TreeNode LastNode
{
get
{
// Big-O of this loop == #levels in the tree.
TreeNode lastNode = treeView1.Nodes[treeView1.Nodes.Count - 1];
while (lastNode.Nodes.Count > 0)
{
lastNode = lastNode.Nodes[lastNode.Nodes.Count - 1];
}
return lastNode;
}
}
private TreeView TreeView
{
get
{
if (Context != null && Context.Instance is TreeView)
{
return (TreeView)Context.Instance;
}
else
{
Debug.Assert(false, "TreeNodeCollectionEditor couldn't find the TreeView being designed");
return null;
}
}
}
private int NextNode
{
get
{
if (TreeView != null && TreeView.Site != null)
{
IDictionaryService ds = (IDictionaryService)TreeView.Site.GetService(typeof(IDictionaryService));
Debug.Assert(ds != null, "TreeNodeCollectionEditor relies on IDictionaryService, which is not available.");
if (ds != null)
{
object dictionaryValue = ds.GetValue(NextNodeKey);
if (dictionaryValue != null)
{
nextNode = (int)dictionaryValue;
}
else
{
nextNode = 0;
ds.SetValue(NextNodeKey, 0);
}
}
}
return nextNode;
}
set
{
nextNode = value;
if (TreeView != null && TreeView.Site != null)
{
IDictionaryService ds = (IDictionaryService)TreeView.Site.GetService(typeof(IDictionaryService));
Debug.Assert(ds != null, "TreeNodeCollectionEditor relies on IDictionaryService, which is not available.");
if (ds != null)
{
ds.SetValue(NextNodeKey, nextNode);
}
}
}
}
private void Add(TreeNode parent)
{
TreeNode newNode = null;
string baseNodeName = SR.GetString(SR.BaseNodeName);
if (parent == null)
{
newNode = treeView1.Nodes.Add(baseNodeName + NextNode++.ToString(CultureInfo.InvariantCulture));
newNode.Name = newNode.Text;
}
else
{
newNode = parent.Nodes.Add(baseNodeName + NextNode++.ToString(CultureInfo.InvariantCulture));
newNode.Name = newNode.Text;
parent.Expand();
}
if (parent != null)
{
treeView1.SelectedNode = parent;
}
else
{
treeView1.SelectedNode = newNode;
// we are adding a Root Node ... at Level 1
// so show the properties in the PropertyGrid
SetNodeProps(newNode);
}
}
private void HookEvents()
{
this.okButton.Click += new EventHandler(this.BtnOK_click);
this.btnCancel.Click += new EventHandler(this.BtnCancel_click);
this.btnAddChild.Click += new EventHandler(this.BtnAddChild_click);
this.btnAddRoot.Click += new EventHandler(this.BtnAddRoot_click);
this.btnDelete.Click += new EventHandler(this.BtnDelete_click);
this.propertyGrid1.PropertyValueChanged += new PropertyValueChangedEventHandler(this.PropertyGrid_propertyValueChanged);
this.treeView1.AfterSelect += new TreeViewEventHandler(this.treeView1_afterSelect);
this.treeView1.DragEnter += new System.Windows.Forms.DragEventHandler(this.treeView1_DragEnter);
this.treeView1.ItemDrag += new System.Windows.Forms.ItemDragEventHandler(this.treeView1_ItemDrag);
this.treeView1.DragDrop += new System.Windows.Forms.DragEventHandler(this.treeView1_DragDrop);
this.treeView1.DragOver += new System.Windows.Forms.DragEventHandler(this.treeView1_DragOver);
this.HelpButtonClicked += new System.ComponentModel.CancelEventHandler(this.TreeNodeCollectionEditor_HelpButtonClicked);
this.moveDownButton.Click += new System.EventHandler(this.moveDownButton_Click);
this.moveUpButton.Click += new System.EventHandler(this.moveUpButton_Click);
}
///
/// NOTE: The following code is required by the form
/// designer. It can be modified using the form editor. Do not
/// modify it using the code editor.
///
private void InitializeComponent()
{
System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(TreeNodeCollectionEditor));
this.okCancelPanel = new System.Windows.Forms.TableLayoutPanel();
this.okButton = new System.Windows.Forms.Button();
this.btnCancel = new System.Windows.Forms.Button();
this.nodeControlPanel = new System.Windows.Forms.TableLayoutPanel();
this.btnAddRoot = new System.Windows.Forms.Button();
this.btnAddChild = new System.Windows.Forms.Button();
this.btnDelete = new System.Windows.Forms.Button();
this.moveDownButton = new System.Windows.Forms.Button();
this.moveUpButton = new System.Windows.Forms.Button();
this.propertyGrid1 = new VsPropertyGrid(Context /*IServiceProvider*/);
this.label2 = new System.Windows.Forms.Label();
this.treeView1 = new System.Windows.Forms.TreeView();
this.label1 = new System.Windows.Forms.Label();
this.overarchingTableLayoutPanel = new System.Windows.Forms.TableLayoutPanel();
this.navigationButtonsTableLayoutPanel = new System.Windows.Forms.TableLayoutPanel();
this.okCancelPanel.SuspendLayout();
this.nodeControlPanel.SuspendLayout();
this.overarchingTableLayoutPanel.SuspendLayout();
this.navigationButtonsTableLayoutPanel.SuspendLayout();
this.SuspendLayout();
//
// okCancelPanel
//
resources.ApplyResources(this.okCancelPanel, "okCancelPanel");
this.okCancelPanel.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, 50F));
this.okCancelPanel.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, 50F));
this.okCancelPanel.Controls.Add(this.okButton, 0, 0);
this.okCancelPanel.Controls.Add(this.btnCancel, 1, 0);
this.okCancelPanel.Margin = new System.Windows.Forms.Padding(3, 3, 0, 0);
this.okCancelPanel.Name = "okCancelPanel";
this.okCancelPanel.RowStyles.Add(new System.Windows.Forms.RowStyle());
//
// okButton
//
resources.ApplyResources(this.okButton, "okButton");
this.okButton.DialogResult = System.Windows.Forms.DialogResult.OK;
this.okButton.Margin = new System.Windows.Forms.Padding(0, 0, 3, 0);
this.okButton.Name = "okButton";
//
// btnCancel
//
resources.ApplyResources(this.btnCancel, "btnCancel");
this.btnCancel.DialogResult = System.Windows.Forms.DialogResult.Cancel;
this.btnCancel.Margin = new System.Windows.Forms.Padding(3, 0, 0, 0);
this.btnCancel.Name = "btnCancel";
//
// nodeControlPanel
//
resources.ApplyResources(this.nodeControlPanel, "nodeControlPanel");
this.nodeControlPanel.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, 50F));
this.nodeControlPanel.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, 50F));
this.nodeControlPanel.Controls.Add(this.btnAddRoot, 0, 0);
this.nodeControlPanel.Controls.Add(this.btnAddChild, 1, 0);
this.nodeControlPanel.Margin = new System.Windows.Forms.Padding(0, 3, 3, 3);
this.nodeControlPanel.Name = "nodeControlPanel";
this.nodeControlPanel.RowStyles.Add(new System.Windows.Forms.RowStyle());
//
// btnAddRoot
//
resources.ApplyResources(this.btnAddRoot, "btnAddRoot");
this.btnAddRoot.Margin = new System.Windows.Forms.Padding(0, 0, 3, 0);
this.btnAddRoot.Name = "btnAddRoot";
//
// btnAddChild
//
resources.ApplyResources(this.btnAddChild, "btnAddChild");
this.btnAddChild.Margin = new System.Windows.Forms.Padding(3, 0, 0, 0);
this.btnAddChild.Name = "btnAddChild";
//
// btnDelete
//
resources.ApplyResources(this.btnDelete, "btnDelete");
this.btnDelete.Margin = new System.Windows.Forms.Padding(0, 3, 0, 0);
this.btnDelete.Name = "btnDelete";
//
// moveDownButton
//
resources.ApplyResources(this.moveDownButton, "moveDownButton");
this.moveDownButton.Margin = new System.Windows.Forms.Padding(0, 1, 0, 3);
this.moveDownButton.Name = "moveDownButton";
//
// moveUpButton
//
resources.ApplyResources(this.moveUpButton, "moveUpButton");
this.moveUpButton.Margin = new System.Windows.Forms.Padding(0, 0, 0, 1);
this.moveUpButton.Name = "moveUpButton";
//
// propertyGrid1
//
resources.ApplyResources(this.propertyGrid1, "propertyGrid1");
this.propertyGrid1.LineColor = System.Drawing.SystemColors.ScrollBar;
this.propertyGrid1.Margin = new System.Windows.Forms.Padding(3, 3, 0, 3);
this.propertyGrid1.Name = "propertyGrid1";
this.overarchingTableLayoutPanel.SetRowSpan(this.propertyGrid1, 2);
//
// label2
//
resources.ApplyResources(this.label2, "label2");
this.label2.Margin = new System.Windows.Forms.Padding(3, 1, 0, 0);
this.label2.Name = "label2";
//
// treeView1
//
this.treeView1.AllowDrop = true;
resources.ApplyResources(this.treeView1, "treeView1");
this.treeView1.HideSelection = false;
this.treeView1.Margin = new System.Windows.Forms.Padding(0, 3, 3, 3);
this.treeView1.Name = "treeView1";
//
// label1
//
resources.ApplyResources(this.label1, "label1");
this.label1.Margin = new System.Windows.Forms.Padding(0, 1, 3, 0);
this.label1.Name = "label1";
//
// overarchingTableLayoutPanel
//
resources.ApplyResources(this.overarchingTableLayoutPanel, "overarchingTableLayoutPanel");
this.overarchingTableLayoutPanel.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle());
this.overarchingTableLayoutPanel.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle());
this.overarchingTableLayoutPanel.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, 100F));
this.overarchingTableLayoutPanel.Controls.Add(this.navigationButtonsTableLayoutPanel, 1, 1);
this.overarchingTableLayoutPanel.Controls.Add(this.label2, 2, 0);
this.overarchingTableLayoutPanel.Controls.Add(this.propertyGrid1, 2, 1);
this.overarchingTableLayoutPanel.Controls.Add(this.treeView1, 0, 1);
this.overarchingTableLayoutPanel.Controls.Add(this.label1, 0, 0);
this.overarchingTableLayoutPanel.Controls.Add(this.nodeControlPanel, 0, 2);
this.overarchingTableLayoutPanel.Controls.Add(this.okCancelPanel, 2, 3);
this.overarchingTableLayoutPanel.Name = "overarchingTableLayoutPanel";
this.overarchingTableLayoutPanel.RowStyles.Add(new System.Windows.Forms.RowStyle());
this.overarchingTableLayoutPanel.RowStyles.Add(new System.Windows.Forms.RowStyle(System.Windows.Forms.SizeType.Percent, 100F));
this.overarchingTableLayoutPanel.RowStyles.Add(new System.Windows.Forms.RowStyle());
this.overarchingTableLayoutPanel.RowStyles.Add(new System.Windows.Forms.RowStyle());
//
// navigationButtonsTableLayoutPanel
//
resources.ApplyResources(this.navigationButtonsTableLayoutPanel, "navigationButtonsTableLayoutPanel");
this.navigationButtonsTableLayoutPanel.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle());
this.navigationButtonsTableLayoutPanel.Controls.Add(this.moveUpButton, 0, 0);
this.navigationButtonsTableLayoutPanel.Controls.Add(this.btnDelete, 0, 2);
this.navigationButtonsTableLayoutPanel.Controls.Add(this.moveDownButton, 0, 1);
this.navigationButtonsTableLayoutPanel.Margin = new System.Windows.Forms.Padding(3, 3, 18, 3);
this.navigationButtonsTableLayoutPanel.Name = "navigationButtonsTableLayoutPanel";
this.navigationButtonsTableLayoutPanel.RowStyles.Add(new System.Windows.Forms.RowStyle());
this.navigationButtonsTableLayoutPanel.RowStyles.Add(new System.Windows.Forms.RowStyle());
this.navigationButtonsTableLayoutPanel.RowStyles.Add(new System.Windows.Forms.RowStyle());
//
// TreeNodeCollectionEditor
//
this.AcceptButton = this.okButton;
resources.ApplyResources(this, "$this");
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.CancelButton = this.btnCancel;
this.Controls.Add(this.overarchingTableLayoutPanel);
this.HelpButton = true;
this.MaximizeBox = false;
this.MinimizeBox = false;
this.Name = "TreeNodeCollectionEditor";
this.ShowIcon = false;
this.ShowInTaskbar = false;
this.SizeGripStyle = System.Windows.Forms.SizeGripStyle.Show;
this.okCancelPanel.ResumeLayout(false);
this.okCancelPanel.PerformLayout();
this.nodeControlPanel.ResumeLayout(false);
this.nodeControlPanel.PerformLayout();
this.overarchingTableLayoutPanel.ResumeLayout(false);
this.overarchingTableLayoutPanel.PerformLayout();
this.navigationButtonsTableLayoutPanel.ResumeLayout(false);
this.ResumeLayout(false);
}
///
/// This is called when the value property in the CollectionForm has changed.
/// In it you should update your user interface to reflect the current value.
///
protected override void OnEditValueChanged()
{
if (EditValue != null)
{
object[] items = Items;
propertyGrid1.Site = new PropertyGridSite(Context, propertyGrid1);
TreeNode[] nodes = new TreeNode[items.Length];
for (int i = 0; i < items.Length; i++)
{
// We need to copy the nodes into our editor TreeView, not move them.
// We overwrite the passed-in array with the new roots.
//
nodes[i] = (TreeNode)((TreeNode)items[i]).Clone();
}
treeView1.Nodes.Clear();
treeView1.Nodes.AddRange(nodes);
// Update current node related UI
//
curNode = null;
btnAddChild.Enabled = false;
btnDelete.Enabled = false;
// The image list for the editor TreeView must be updated to be the same
// as the image list for the actual TreeView.
//
TreeView actualTV = TreeView;
if (actualTV != null)
{
SetImageProps(actualTV);
}
if (items.Length > 0 && nodes[0] != null)
{
treeView1.SelectedNode = nodes[0];
}
}
}
///
/// When something in the properties window changes, we update pertinent text here.
///
private void PropertyGrid_propertyValueChanged(object sender, PropertyValueChangedEventArgs e)
{
//Update the string above the grid.
label2.Text = SR.GetString(SR.CollectionEditorProperties, treeView1.SelectedNode.Text);
}
private void SetImageProps(TreeView actualTreeView)
{
if (actualTreeView.ImageList != null)
{
// Update the treeview image-related properties
//
treeView1.ImageList = actualTreeView.ImageList;
treeView1.ImageIndex = actualTreeView.ImageIndex;
treeView1.SelectedImageIndex = actualTreeView.SelectedImageIndex;
}
else
{
// Update the treeview image-related properties
//
treeView1.ImageList = null;
treeView1.ImageIndex = -1;
treeView1.SelectedImageIndex = -1;
}
if (actualTreeView.StateImageList != null)
{
treeView1.StateImageList = actualTreeView.StateImageList;
}
else
{
treeView1.StateImageList = null;
}
// also set the CheckBoxes from the actual TreeView
treeView1.CheckBoxes = actualTreeView.CheckBoxes;
}
private void SetNodeProps(TreeNode node)
{
if (node != null)
{
label2.Text = SR.GetString(SR.CollectionEditorProperties, node.Name.ToString());
}
// no node is selected ... revert back the Text of the label to Properties... VsWhidbey: 338248.
else
{
this.label2.Text = SR.GetString(SR.CollectionEditorPropertiesNone);
}
propertyGrid1.SelectedObject = node;
}
private void treeView1_afterSelect(object sender, TreeViewEventArgs e)
{
curNode = e.Node;
SetNodeProps(curNode);
SetButtonsState();
}
private void treeView1_ItemDrag(object sender, System.Windows.Forms.ItemDragEventArgs e)
{
TreeNode item = (TreeNode)e.Item;
DoDragDrop(item, DragDropEffects.Move);
}
private void treeView1_DragEnter(object sender, System.Windows.Forms.DragEventArgs e)
{
if (e.Data.GetDataPresent(typeof(TreeNode)))
{
e.Effect = DragDropEffects.Move;
}
else
{
e.Effect = DragDropEffects.None;
}
}
private void treeView1_DragDrop(System.Object sender, System.Windows.Forms.DragEventArgs e)
{
TreeNode dragNode = (TreeNode)e.Data.GetData(typeof(TreeNode));
Point position = new Point(0, 0);
position.X = e.X;
position.Y = e.Y;
position = treeView1.PointToClient(position);
TreeNode dropNode = this.treeView1.GetNodeAt(position);
if (dragNode != dropNode)
{
// Remove this node after finding the new root
// but before re-adding the node to the collection
this.treeView1.Nodes.Remove(dragNode);
if (dropNode != null && !CheckParent(dropNode, dragNode)) //DROPPED ON LEVEL > 0
{
dropNode.Nodes.Add(dragNode);
}
else //DROPPED ON LEVEL 0
{
this.treeView1.Nodes.Add(dragNode);
}
}
}
private bool CheckParent(TreeNode child, TreeNode parent)
{
while (child != null)
{
if (parent == child.Parent)
{
return true;
}
child = child.Parent;
}
return false;
}
private void treeView1_DragOver(System.Object sender, System.Windows.Forms.DragEventArgs e)
{
Point position = new Point(0, 0);
position.X = e.X;
position.Y = e.Y;
position = treeView1.PointToClient(position);
TreeNode currentNode = this.treeView1.GetNodeAt(position);
this.treeView1.SelectedNode = currentNode;
}
private void BtnAddChild_click(object sender, EventArgs e)
{
Add(curNode);
SetButtonsState();
}
private void BtnAddRoot_click(object sender, EventArgs e)
{
Add(null);
SetButtonsState();
}
private void BtnDelete_click(object sender, EventArgs e)
{
curNode.Remove();
if (treeView1.Nodes.Count == 0)
{
curNode = null;
SetNodeProps(null);
}
SetButtonsState();
}
private void BtnOK_click(object sender, EventArgs e)
{
object[] values = new object[treeView1.Nodes.Count];
for (int i = 0; i < values.Length; i++)
{
values[i] = treeView1.Nodes[i].Clone();
}
Items = values;
//Now Treeview is not required .. Dispose it
this.treeView1.Dispose();
this.treeView1 = null;
}
private void moveDownButton_Click(object sender, EventArgs e)
{
TreeNode tempNode = curNode;
TreeNode parent = curNode.Parent;
if (parent == null)
{
treeView1.Nodes.RemoveAt(tempNode.Index);
treeView1.Nodes[tempNode.Index].Nodes.Insert(0, tempNode);
}
else
{
parent.Nodes.RemoveAt(tempNode.Index);
if (tempNode.Index < parent.Nodes.Count)
{
parent.Nodes[tempNode.Index].Nodes.Insert(0, tempNode);
}
else
{
if (parent.Parent == null)
{
treeView1.Nodes.Insert(parent.Index + 1, tempNode);
}
else
{
parent.Parent.Nodes.Insert(parent.Index + 1, tempNode);
}
}
}
treeView1.SelectedNode = tempNode;
curNode = tempNode;
}
private void moveUpButton_Click(object sender, EventArgs e)
{
TreeNode tempNode = curNode;
TreeNode parent = curNode.Parent;
if (parent == null)
{
treeView1.Nodes.RemoveAt(tempNode.Index);
treeView1.Nodes[tempNode.Index - 1].Nodes.Add(tempNode);
}
else
{
parent.Nodes.RemoveAt(tempNode.Index);
if (tempNode.Index == 0)
{
if (parent.Parent == null)
{
treeView1.Nodes.Insert(parent.Index, tempNode);
}
else
{
parent.Parent.Nodes.Insert(parent.Index, tempNode);
}
}
else
{
parent.Nodes[tempNode.Index - 1].Nodes.Add(tempNode);
}
}
treeView1.SelectedNode = tempNode;
curNode = tempNode;
}
private void SetButtonsState()
{
bool nodesExist = treeView1.Nodes.Count > 0;
btnAddChild.Enabled = nodesExist;
btnDelete.Enabled = nodesExist;
moveDownButton.Enabled = nodesExist && (curNode != LastNode || curNode.Level > 0) && curNode != treeView1.Nodes[treeView1.Nodes.Count - 1];
moveUpButton.Enabled = nodesExist && curNode != treeView1.Nodes[0];
}
private void TreeNodeCollectionEditor_HelpButtonClicked(object sender, CancelEventArgs e)
{
e.Cancel = true;
editor.ShowHelp();
}
private void BtnCancel_click(object sender, EventArgs e)
{
if (NextNode != intialNextNode)
{
NextNode = intialNextNode;
}
}
}
}
internal class PropertyGridSite : ISite
{
private IServiceProvider sp;
private IComponent comp;
private bool inGetService = false;
public PropertyGridSite(IServiceProvider sp, IComponent comp)
{
this.sp = sp;
this.comp = comp;
}
/** The component sited by this component site. */
///
/// When implemented by a class, gets the component associated with the
///
public IComponent Component { get { return comp; } }
/** The container in which the component is sited. */
///
/// When implemented by a class, gets the container associated with the
///
public IContainer Container { get { return null; } }
/** Indicates whether the component is in design mode. */
///
/// When implemented by a class, determines whether the component is in design mode.
///
public bool DesignMode { get { return false; } }
/**
* The name of the component.
*/
///
/// When implemented by a class, gets or sets the name of
/// the component associated with the
///
public String Name
{
get { return null; }
set { }
}
public object GetService(Type t)
{
if (!inGetService && sp != null)
{
try
{
inGetService = true;
return sp.GetService(t);
}
finally
{
inGetService = false;
}
}
return null;
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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- ExclusiveTcpTransportManager.cs
- BamlRecords.cs
- OracleParameterBinding.cs
- FileUpload.cs
- TouchFrameEventArgs.cs
- UIElement.cs
- Registry.cs
- MenuItemCollectionEditor.cs
- AssemblyResourceLoader.cs
- OleDbFactory.cs
- SQLBinaryStorage.cs
- AutomationElement.cs
- CodeAssignStatement.cs
- SqlTriggerAttribute.cs
- Normalization.cs
- CellLabel.cs
- DataTableMappingCollection.cs
- IImplicitResourceProvider.cs