GetAt Method （ActiveX/ATO）

签名

VB.NET：

RetVal = object.getAt(nIndex)

C#:

RetVal = object.getAt(nIndex);

对象

类型：传递文件图形对象

此方法适用的对象。

n索引

访问：仅输入

类型：长

要检索的文件图中文件的索引。

返回值（RetVal）

类型：传递文件对象

传递集的文件图中指定索引处的文件。

言论

没有额外的评论。

发布信息

释放：AutoCAD 2005 及更高版本

历史

• 该界面与 AutoCAD 2010 版本的库中的界面合并。ITransmittalFilesGraph2ITransmittalFilesGraph
• 该方法也随界面一起引入 AutoCAD 2005 版本的库。getAtITransmittalFilesGraph2
• 该方法最初是在 AutoCAD 2004 版本的库中随界面一起引入的，但标记为仅供 Autodesk 内部使用。getAtITransmittalFilesGraph

例子

VB.NET：

' Custom command to work with the transmittal file graph
<CommandMethod("FilesGraph")> _
Public Shared Sub FilesGraph()

    ' Create a transmittal operation
    Dim tro As TransmittalOperation = New TransmittalOperation()

    ' Setup the transmittal behavior
    Dim ti As TransmittalInfo = _
        TransInfo(tro.getTransmittalInfoInterface(), "C:\Users\Public\TransmittalAPITest\")

    ' Get the root file of the transmittal file graph
    Dim tfRoot As TransmittalFile = tro.getTransmittalGraphInterface().getRoot()

    ' Add a drawing file to a transmittal set
    Dim tfFirst As TransmittalFile = Nothing
    tro.addDrawingFile("C:\AutoCAD\Sample\Sheet Sets\Architectural\A-01.dwg", tfFirst)

    ' Add a second drawing file to a transmittal set
    Dim tfSecond As TransmittalFile = Nothing
    tro.addDrawingFile("C:\AutoCAD\Sample\Sheet Sets\Architectural\A-02.dwg", tfSecond)

    ' Display the name and path of the first file of the transmittal file graph
    MsgBox("File name and path: " & tro.getTransmittalGraphInterface().getAt(0).sourcePath)

    ' Display the number of files in the transmittal file graph
    MsgBox("Number of Files in Graph: " & tro.getTransmittalGraphInterface().getNumberOfFiles(vbTrue, vbTrue).ToString())

    ' Display the number of dependees
    MsgBox("Number of Dependees: " & tfFirst.numberOfDependees.ToString())

    ' Create a reference from the first file to the newly added file
    tro.getTransmittalGraphInterface().addEdge(tfSecond, tfFirst)

    ' Display the number of dependees
    MsgBox("Number of Dependees: " & tfFirst.numberOfDependees.ToString())

    ' Remove a reference from the first file
    tro.getTransmittalGraphInterface().removeEdge(tfSecond, tfFirst)
    ' Display the number of dependees
    MsgBox("Number of Dependees: " & tfFirst.numberOfDependees.ToString())

    ' Resets the transmittal graph
    tro.getTransmittalGraphInterface().reset()

    ' Display the number of files in the transmittal file graph
    MsgBox("Number of Files in Graph: " & tro.getTransmittalGraphInterface().getNumberOfFiles(vbTrue, vbTrue).ToString())

    ' Release the tramnsmittal operation
    tro = Nothing
End Sub

C#:

// Custom command to work with the transmittal file graph
[CommandMethod("FilesGraph")]
public static void FilesGraph()
{
    // Create a transmittal operation
    TransmittalOperation tro = new TransmittalOperation();

    // Setup the transmittal behavior
    TransmittalInfo ti =
        TransInfo(tro.getTransmittalInfoInterface(), @"C:\Users\Public\TransmittalAPITest\");

    // Get the root file of the transmittal file graph
    TransmittalFile tfRoot = tro.getTransmittalGraphInterface().getRoot();

    // Add a drawing file to a transmittal set
    TransmittalFile tfFirst = null;
    tro.addDrawingFile(@"C:\AutoCAD\Sample\Sheet Sets\Architectural\A-01.dwg", out tfFirst);

    // Add a second drawing file to a transmittal set
    TransmittalFile tfSecond = null;
    tro.addDrawingFile(@"C:\AutoCAD\Sample\Sheet Sets\Architectural\A-02.dwg", out tfSecond);

    // Display the name and path of the first file of the transmittal file graph
    System.Windows.MessageBox.Show("File name and path: " + tro.getTransmittalGraphInterface().getAt(0).sourcePath);

    // Display the number of files in the transmittal file graph
    System.Windows.MessageBox.Show("Number of Files in Graph: " + tro.getTransmittalGraphInterface().getNumberOfFiles(1, 1).ToString());

    // Display the number of dependees
    System.Windows.MessageBox.Show("Number of Dependees: " + tfFirst.numberOfDependees.ToString());

    // Create a reference from the root file to the newly added file
    tro.getTransmittalGraphInterface().addEdge(tfSecond, tfFirst);

    // Display the number of dependees
    System.Windows.MessageBox.Show("Number of Dependees: " + tfFirst.numberOfDependees.ToString());

    // Remove a reference from the root file
    tro.getTransmittalGraphInterface().removeEdge(tfSecond, tfFirst);

    // Display the number of dependees
    System.Windows.MessageBox.Show("Number of Dependees: " + tfFirst.numberOfDependees.ToString());

    // Resets the transmittal graph
    tro.getTransmittalGraphInterface().reset();

    // Display the number of files in the transmittal file graph
    System.Windows.MessageBox.Show("Number of Files in Graph: " + tro.getTransmittalGraphInterface().getNumberOfFiles(1, 1).ToString());

    // Release the tramnsmittal operation
    tro = null;
}