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Comment : copier un message électronique à l'aide d'une commande de menu personnalisée

Mise à jour : novembre 2007

S'applique à

Les informations de cette rubrique s'appliquent uniquement aux projets et versions Visual Studio Tools pour Office spécifiés de Microsoft Office.

Type de projet

  • Projets au niveau de l'application

Version de Microsoft Office

  • Outlook 2003

  • Outlook 2007

Pour plus d'informations, consultez Fonctionnalités disponibles par type d'application et de projet.

Cet exemple crée la commande Copy to Picnic Folder dans le menu contextuel d'un élément de messagerie électronique si le courrier électronique dispose d'un élément Picnic dans le champ Subject. Lorsque l'utilisateur clique sur Copy to Picnic Folder, le code crée une copie du courrier électronique et la place dans le dossier Picnic.

Exemple

Dim WithEvents explorer As Outlook.Explorer = Nothing
Const FOLDER_NAME As String = "Picnic"
Dim selectedItems As New System.Collections.ArrayList()

Private Sub ThisAddIn_Startup(ByVal sender As Object, _
    ByVal e As System.EventArgs) Handles Me.Startup
    explorer = Me.Application.Explorers.Application.ActiveExplorer
    AddHandler explorer.SelectionChange, _
    AddressOf explorer_SelectionChange
End Sub

Private Sub explorer_SelectionChange() _
    Handles explorer.SelectionChange

    selectedItems.Clear()

    For Each selectedItems As Object In explorer.Selection

        Dim mailItem As Outlook.MailItem = _
            TryCast(selectedItems, Outlook.MailItem)

        If (mailItem IsNot Nothing) Then
            If mailItem.Subject.Contains(FOLDER_NAME) Then
                Dim newAction As Outlook.Action = _
                mailItem.Actions(String.Format _
                ("Copy to {0} Folder", FOLDER_NAME))
                If (newAction Is Nothing) Then
                    newAction = mailItem.Actions.Add()
                    newAction.Name = String.Format _
                        ("Copy to {0} Folder", FOLDER_NAME)
                    newAction.ShowOn = _
                        Outlook.OlActionShowOn.olMenu
                    newAction.Enabled = True
                    mailItem.Save()
                End If
                AddHandler mailItem.CustomAction, _
                    AddressOf mailItem_CustomAction
            End If
        End If
    Next
End Sub

Private Sub mailItem_CustomAction(ByVal Action As Object, _
    ByVal Response As Object, ByRef Cancel As Boolean)
    Try
        Dim mailAction As Outlook.Action = _
            CType(Action, Outlook.Action)

        ' Get the current selection from the explorer and 
        ' copy it to the FOLDER_NAME folder 
        Select Case mailAction.Name
            Case String.Format("Copy to {0} Folder", FOLDER_NAME)
                Dim mailItem As Outlook.MailItem = _
                    TryCast(explorer.Selection(1),  _
                    Outlook.MailItem)
                Dim mailItemCopy As Outlook.MailItem = _
                TryCast(mailItem.Copy, Outlook.MailItem)

                Dim inbox As Outlook.MAPIFolder = _
                    Me.Application.GetNamespace("MAPI"). _
                    GetDefaultFolder( _
                    Outlook.OlDefaultFolders.olFolderInbox)

                Dim folder As Outlook.MAPIFolder = Nothing

                ' If the folder does not exist, create it.
                Try
                    folder = inbox.Folders(FOLDER_NAME)
                Catch ex As  _
                    System.Runtime.InteropServices.COMException
                    '  This exception is thrown 
                    '  when the folder is not found.
                Catch ex As Exception
                    MessageBox.Show(ex.Message)
                End Try

                If (folder Is Nothing) Then
                    folder = inbox.Folders.Add(FOLDER_NAME, _
                        Outlook.OlDefaultFolders.olFolderInbox)
                End If

                mailItemCopy.Move(folder)
                ' Do not display the inspector object.
                Cancel = True
        End Select
    Catch ex As Exception
        MessageBox.Show(ex.Message)
    End Try
End Sub
Outlook.Explorer explorer = null;
private const string FOLDER_NAME = "Picnic";

System.Collections.ArrayList selectedItems = new
    System.Collections.ArrayList();

private void ThisAddIn_Startup(object sender,
    System.EventArgs e)
{
    explorer = this.Application.Explorers.Application.ActiveExplorer();
    explorer.SelectionChange += new Outlook.
        ExplorerEvents_10_SelectionChangeEventHandler
        (explorer_SelectionChange);
}

void explorer_SelectionChange()
{
    selectedItems.Clear();

    foreach (object selectedItem in explorer.Selection)
    {
        Outlook.MailItem mailItem = selectedItem as Outlook.MailItem;

        if (mailItem != null)
        {
            if (mailItem.Subject.Contains(FOLDER_NAME))
            {
                Outlook.Action newAction = mailItem.Actions[
                    string.Format("Copy to {0} Folder", FOLDER_NAME)];

                if (newAction == null)
                {
                    newAction = mailItem.Actions.Add();
                    newAction.Name = string.Format
                        ("Copy to {0} Folder", FOLDER_NAME);
                    newAction.ShowOn =
                        Outlook.OlActionShowOn.olMenu;
                    newAction.Enabled = true;
                    mailItem.Save();
                }

                mailItem.CustomAction += new Outlook.
                    ItemEvents_10_CustomActionEventHandler
                    (mailItem_CustomAction);

                selectedItems.Add(mailItem);
            }
        }
    }
}

void mailItem_CustomAction(object Action, object Response,
    ref bool Cancel)
{
    try
    {
        Outlook.Action mailAction = (Outlook.Action)Action;
        // Get the current selection from the explorer and 
        // copy it to the FOLDER_NAME folder 
        switch (mailAction.Name)
        {
            case "Copy to " + FOLDER_NAME + " Folder":
                Outlook.MailItem mailItem =
                    explorer.Selection[1] as Outlook.MailItem;
                Outlook.MailItem mailItemCopy =
                    mailItem.Copy() as Outlook.MailItem;

                Outlook.MAPIFolder inbox =
                    this.Application.GetNamespace("MAPI").GetDefaultFolder
                    (Outlook.OlDefaultFolders.olFolderInbox);
                Outlook.MAPIFolder folder = null;

                // If the folder does not exist, Create it.
                try
                {
                    folder = inbox.Folders[FOLDER_NAME];
                }
                catch (System.Runtime.InteropServices.COMException)
                {
                    // This exception is thrown when the folder is not found.
                }
                catch (Exception ex)
                {
                    throw ex;
                }
                if (folder == null)
                {
                    folder = inbox.Folders.Add(FOLDER_NAME,
                        Outlook.OlDefaultFolders.olFolderInbox);
                }

                mailItemCopy.Move(folder);
                // Do not display the inspector object.
                Cancel = true;
                break;
        }
    }
    catch (Exception ex)
    {
        MessageBox.Show(ex.Message);
    }
}

Voir aussi

Concepts

Utilisation d'éléments de messagerie

Mise en route de la programmation de compléments d'application