CodeModel.AddStruct Method

Definition

Namespace:

EnvDTE

Assembly:

Microsoft.VisualStudio.Interop.dll

Package:

Microsoft.VisualStudio.Interop v17.11.40262

Creates a new structure code construct and inserts the code in the correct location.

EnvDTE::CodeStruct AddStruct(std::wstring const & Name, winrt::Windows::Foundation::IInspectable const & Location, winrt::Windows::Foundation::IInspectable const & Position, winrt::Windows::Foundation::IInspectable const & Bases, winrt::Windows::Foundation::IInspectable const & ImplementedInterfaces, EnvDTE::vsCMAccess Access = EnvDTE.vsCMAccess.vsCMAccessDefault);

[System.Runtime.InteropServices.DispId(11)]
public EnvDTE.CodeStruct AddStruct (string Name, object Location, object Position, object Bases, object ImplementedInterfaces, EnvDTE.vsCMAccess Access = EnvDTE.vsCMAccess.vsCMAccessDefault);

[<System.Runtime.InteropServices.DispId(11)>]
abstract member AddStruct : string * obj * obj * obj * obj * EnvDTE.vsCMAccess -> EnvDTE.CodeStruct

Public Function AddStruct (Name As String, Location As Object, Optional Position As Object, Optional Bases As Object, Optional ImplementedInterfaces As Object, Optional Access As vsCMAccess = EnvDTE.vsCMAccess.vsCMAccessDefault) As CodeStruct

Parameters

Name

String

Required. The name of the new structure.

Location

Object

Required. The path and file name for the new structure definition. Depending on the language, the file name is either relative or absolute to the project file. The file is added to the project if it is not already a project item. If the file cannot be created and added to the project, then AddStruct(String, Object, Object, Object, Object, vsCMAccess) fails.

Position

Object

Optional. Default = 0. The code element after which to add the new element. If the value is a CodeElement, then the new element is added immediately after it.

If the value is a Long data type, then AddStruct(String, Object, Object, Object, Object, vsCMAccess) indicates the element after which to add the new element.

Because collections begin their count at 1, passing 0 indicates that the new element should be placed at the beginning of the collection. A value of -1 means that the element should be placed at the end.

Bases

Object

Required. Default value is Nothing. A variant that holds a SafeArray of fully qualified type names or CodeInterface objects from which the new interface derives.

ImplementedInterfaces

Object

Required. Default value is Nothing. A SafeArray of fully qualified type names orCodeInterface objects representing interfaces that the new class promises to implement.

Access

vsCMAccess

Optional. A vsCMAccess constant.

Returns

CodeStruct

A CodeStruct object.

Attributes

DispIdAttribute

Examples

Sub AddStructExample(ByVal dte As DTE2)  

    ' Before running this example, open a code document from a project.  
    Try  
        Dim projItem As ProjectItem = dte.ActiveDocument.ProjectItem  
        Dim cm As CodeModel = projItem.ContainingProject.CodeModel  

        ' Initialize the base classes array and the implemented   
        ' interfaces array.  
        Dim bases() As Object = {ConvertFullName(cm, "System.Object")}  
        Dim interfaces() As Object = { _  
            ConvertFullName(cm, "System.IDisposable"), _  
            ConvertFullName(cm, "System.IComparable") _  
        }  

        ' Create a new struct.  
        cm.AddStruct("TestStruct", projItem.Name, , bases, interfaces)  
    Catch ex As Exception  
        MsgBox(ex.Message)  
    End Try  

End Sub  

Function ConvertFullName(ByVal cm As CodeModel, _  
    ByVal fullName As String) As String  

    ' Convert a .NET type name into a C++ type name.  
    If (cm.Language = CodeModelLanguageConstants.vsCMLanguageVC) Or _  
        (cm.Language = CodeModelLanguageConstants.vsCMLanguageMC) Then  
        Return fullName.Replace(".", "::")  
    Else  
        Return fullName  
    End If  

End Function  

public void AddStructExample(DTE2 dte)  
{  
    // Before running this example, open a code document from   
    // a project.  
    try  
    {  
        ProjectItem projItem = dte.ActiveDocument.ProjectItem;  
        CodeModel cm = projItem.ContainingProject.CodeModel;  

        // Initialize the base classes array and the implemented   
        // interfaces array.  
        object[] bases = {ConvertFullName(cm, "System.Object")};  
        object[] interfaces = {  
            ConvertFullName(cm, "System.IDisposable"),  
            ConvertFullName(cm, "System.IComparable")  
        };  

        // Create a new struct.  
        cm.AddStruct("TestStruct", projItem.Name, -1, bases,   
            interfaces, vsCMAccess.vsCMAccessPublic);  
    }  
    catch (Exception ex)  
    {  
        MessageBox.Show(ex.Message);  
    }  
}  

string ConvertFullName(CodeModel cm, string fullName)  
{  
    // Convert a .NET type name into a C++ type name.  
    if ((cm.Language == CodeModelLanguageConstants.vsCMLanguageVC) ||   
        (cm.Language == CodeModelLanguageConstants.vsCMLanguageMC))  
        return fullName.Replace(".", "::");  
    else  
        return fullName;  
}  

Remarks

Native Native Visual C++ requires the colon-separated (::) format for its fully qualified type names. All other languages support the period-separated format.

The correctness of the arguments is determined by the language behind the code model.

Note

The values of code model elements such as classes, structs, functions, attributes, delegates, and so forth can be non-deterministic after making certain kinds of edits, meaning that their values cannot be relied upon to always remain the same. For more information, see the section Code Model Element Values Can Change in Discovering Code by Using the Code Model (Visual Basic).