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Propriedade Window2.Selection

Obtém um objeto que representa a seleção atual sobre o Window objeto.

Namespace:  EnvDTE80
Assembly:  EnvDTE80 (em EnvDTE80.dll)

Sintaxe

'Declaração
ReadOnly Property Selection As Object
    Get
Object Selection { get; }
property Object^ Selection {
    Object^ get ();
}
abstract Selection : Object
function get Selection () : Object

Valor de propriedade

Tipo: System.Object
Um objeto.

Implementações

Window.Selection

Exemplos

Este exemplo faz com que um texto da janela ativa do arquivo. Ele então a usa para iterar na coleção do windows e para exibir o nome do projeto que contém e item de projeto para a janela.

Antes de executar este exemplo, abrir um projeto em Visual Studio e adicionar um arquivo de texto chamado "TextFile1. txt" a ele. Adicionar algum texto para o arquivo e selecioná-lo. O exemplo exibe o texto selecionado em uma caixa de mensagem.

Para obter mais informações sobre como executar este exemplo como um suplemento, consulte Como: compilar e Executar a automação de exemplos de Código do modelo de objeto.

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)
    SelectionExample (_applicationObject)
End Sub
Sub SelectionExample (ByVal dte As DTE2)
    Try
        'Before running, create a text file named 
        ' "TextFile1.txt", include it in your solution,
        ' and make it the active window. Write some text in the file
        ' and select it.
        Dim win As Window2
        Dim doc As Document
        If _applicationObject.Documents.Count > 0 Then
            doc = _applicationObject.Documents.Item("TextFile1.txt")
            win = CType(doc.ActiveWindow, Window2)
            ' Show the name of the project that contains this
            ' window and document.
            MsgBox("The name of the project containing the window: " _
            & win.Project.Name)
            ' Acticate the winodw.
            win.Activate()
            ' Show the name of the current ProjectITem.
            MsgBox("The name of the current project item is: "  _
            & win.ProjectItem.Name)
            ' How many other windows are available?
            Dim w As String = "Available windows are :" & vbCr
            For Each wi As Window2 In win.Collection
                w = w & wi.Caption & vbCr
             Next
             MsgBox(w)
             ' Show the selected text.
             MsgBox(CType(win.Selection, TextSelection).Text _
             & " is selected.")
            ' Determine that the document returned by the 
            ' document property
            ' is the same as the document object 'doc'.
            If win.Document Is doc Then
                MsgBox("The documents match!")
            Else
                MsgBox("The documents do not match.")
            End If
            ' Close the window.
            win.Close(vsSaveChanges.vsSaveChangesNo)
        End If
    Catch ex As Exception
        MsgBox(ex.Message)
    End Try
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;
    SelectionExample(_applicationObject);
}
public void SelectionExample(DTE2 dte)
{
    try
    {
        // Before running, create a text file named 
        // "TextFile1.txt", include it in your solution,
        // and make it the active window. Write some text in the file
        // and select it.
        Window win;
        Document doc;
        if (dte.Documents.Count > 0)
        {
            doc = dte.Documents.Item("TextFile1.txt");
            win = doc.ActiveWindow;
            // Show the name of the project that contains this window 
            // and document.
            MessageBox.Show("The name of the containing project is : "
 + win.Project.Name);
            win.Activate(); // Activate the window
            // Show the name of the current ProjectItem in the window.
            MessageBox.Show("The name of the project item is: " 
+ win.ProjectItem.Name);
            // How many other windows are available?
            string w = "Available windows:\n";
            foreach (Window wi in win.Collection)
            {
                w = w + wi.Caption + "\n";
            }
            MessageBox.Show(w);
            // Show the selected text.
            MessageBox.Show(((TextSelection)win.Selection).Text 
+ " is selected.");
            // Determine that the document returned by the document 
            // property is the same as the document object 'doc'.
            if (win.Document.Equals(doc))
                MessageBox.Show("The documents match!");
            Else
                MessageBox.Show("The documents do not match!");
            // Close the window.
            win.Close(vsSaveChanges.vsSaveChangesNo);
        }
    }
    catch (Exception ex)
    {
        MessageBox.Show(ex.Message);
    }
}

Segurança do .NET Framework

Consulte também

Referência

Window2 Interface

Sobrecargas Selection

Namespace EnvDTE80