TaskItems2.Count 属性

获取一个值，该值指示集合中对象的数目。

命名空间：  EnvDTE80
程序集：  EnvDTE80（在 EnvDTE80.dll 中）

语法

声明
ReadOnly Property Count As Integer

int Count { get; }

property int Count {
    int get ();
}

abstract Count : int with get

function get Count () : int

属性值

类型：Int32
TaskItems 集合中的对象数。

示例

此示例向任务列表中添加两个任务项，并在消息框中显示它们的某些属性（包括 Count 属性）。 有关如何作为外接程序运行此示例的更多信息，请参见 如何：编译和运行自动化对象模型代码示例。

Imports EnvDTE
Imports EnvDTE80
Public Sub OnConnection(ByVal application As Object, _
 ByVal connectMode As ext_ConnectMode, ByVal addInInst As Object, _
 ByRef custom As Array) Implements IDTExtensibility2.OnConnection
    _applicationObject = CType(application, DTE2)
    _addInInstance = CType(addInInst, AddIn)
    TaskItems2Example(_applicationObject)
End Sub
Sub TaskItems2Example(ByVal dte As DTE2)
    Dim win As Window = _applicationObject.Windows.Item _
     (Constants.vsWindowKindTaskList)
    Dim TL As TaskList = CType(win.Object, TaskList)
    Dim TLItem As TaskItem
    Dim TLItems As TaskItems2
    TLItems = CType(TL.TaskItems, TaskItems2)
    ' Add a couple of tasks to the Task List.
    TLItem = TLItems.Add(" ", " ", "Test task 1.", _
     vsTaskPriority.vsTaskPriorityHigh, vsTaskIcon.vsTaskIconUser _
    , True, , 10, , )
     TLItem = TLItems.Add(" ", " ", "Test task 2." _
    , vsTaskPriority.vsTaskPriorityLow, vsTaskIcon.vsTaskIconComment _
    , , , 20, , )
    ' List the total number of task list items after adding the new 
    ' task items.
    MsgBox("Task Item 1 description: " & TLItems.Item(2).Description)
    MsgBox("Total number of task items: " & TLItems.Count)
    ' Remove the second task item.
    ' The items list in reverse numeric order.
    MsgBox("Deleting the second task item")
    TLItems.Item(1).Delete()
    MsgBox("Total number of task items: " & TLItems.Count)
End Sub

using EnvDTE;
using EnvDTE80;
using System.Windows.Forms;
public void OnConnection(object application, 
ext_ConnectMode connectMode, object addInInst, ref Array custom)
{
    _applicationObject = (DTE2)application;
    _addInInstance = (AddIn)addInInst;
    TaskItems2Example(_applicationObject);
}
public void TaskItems2Example(DTE2 dte)
{
    Window2 win = (Window2)_applicationObject.Windows.Item
(Constants.vsWindowKindTaskList);
    TaskList TL = (TaskList)win.Object;
    TaskItem TLItem;
    TaskItems2 TLItems;
    TLItems = (TaskItems2)TL.TaskItems;
    // Add a couple of tasks to the Task List.
    TLItem = TLItems.Add("MyTask", "MyTask1", "Test task 1."
, vsTaskPriority.vsTaskPriorityHigh, vsTaskIcon.vsTaskIconUser
, true,null,10,true,true );
    TLItem = TLItems.Add("MyTask", "MyTask1", "Test task 2."
, vsTaskPriority.vsTaskPriorityLow, vsTaskIcon.vsTaskIconComment
, true, null, 20, true, true);
    // List the total number of task list items after adding the new
    // task items.
    MessageBox.Show("Task Item 1 description: " + 
TLItems.Item(2).Description);
    MessageBox.Show("Total number of task items: " 
    + TLItems.Count.ToString());
    // Remove the second task item.
   // The items list in reverse numeric order.
    MessageBox.Show("Deleting the second task item");
    TLItems.Item(1).Delete();
    MessageBox.Show("Total number of task items: " + TLItems.Count);
}

.NET Framework 安全性

• 对直接调用方的完全信任。此成员不能由部分信任的代码使用。有关详细信息，请参阅通过部分受信任的代码使用库。

请参阅

参考

TaskItems2 接口

EnvDTE80 命名空间