Classe SmartTag (System 2007)

Articolo
09/12/2008

Aggiornamento: novembre 2007

Rappresenta uno smart tag in una personalizzazione a livello di documento per Microsoft Office Word.

Spazio dei nomi: Microsoft.Office.Tools.Word
Assembly: Microsoft.Office.Tools.Word.v9.0 (in Microsoft.Office.Tools.Word.v9.0.dll)

Sintassi

<PermissionSetAttribute(SecurityAction.Demand, Name := "FullTrust")> _
Public Class SmartTag _
    Inherits SmartTagBase

Dim instance As SmartTag

[PermissionSetAttribute(SecurityAction.Demand, Name = "FullTrust")]
public class SmartTag : SmartTagBase

Note

La classe SmartTag è un'implementazione della classe astratta SmartTagBase per gli smart tag nei documenti di Word. Per informazioni sugli smart tag nelle soluzioni Visual Studio Tools per Office, vedere Architettura degli smart tag.

Esempi

Nell'esempio di codice riportato di seguito viene illustrato come creare una classe smart tag personalizzata che deriva da SmartTag. Nell'esempio viene eseguito l'override del metodo Recognize per riconoscere ogni termine smart tag trovato in un paragrafo. Nell'esempio si presuppone che sia stato aggiunto un riferimento a Libreria dei tipi Microsoft Smart Tags 2.0 dalla scheda COM della finestra di dialogo Aggiungi riferimento. Per un esempio di codice che illustri l'utilizzo dell'implementazione predefinita di SmartTag, vedere la classe Action.

Imports Microsoft.Office.Tools.Word
Imports Microsoft.Office.Interop.SmartTag

Public Class CustomSmartTag
    Inherits SmartTag

    ' Declare Actions for this SmartTag
    WithEvents Action1 As New Action("Display property value")
    WithEvents Action2 As New Action("Display smart tag details")

    Public Sub New()
        MyBase.New("https://www.contoso.com/Demo#DemoSmartTag", _
            "Custom Smart Tag")
        Me.Terms.AddRange(New String() {"sales", "organization"})
        Actions = New Action() {Action1, Action2}
    End Sub

    Protected Overrides Sub Recognize(ByVal text As String, _
        ByVal site As ISmartTagRecognizerSite, _
        ByVal tokenList As ISmartTagTokenList)

        ' Determine whether each smart tag term exists in 
        ' the document text.
        Dim Term As String
        For Each Term In Me.Terms

            ' Search the text for the current smart tag term.
            Dim index As Integer = Me.ParagraphText.IndexOf(Term, 0)

            While (index >= 0)

                ' Create a smart tag token and a property bag for the 
                ' recognized term.
                Dim propertyBag As ISmartTagProperties = _
                    site.GetNewPropertyBag()

                ' Write a new property value.
                Dim key As String = "Key1"
                propertyBag.Write(key, DateTime.Now)

                ' Attach the smart tag to the term in the document
                Me.PersistTag(index, Term.Length, propertyBag)

                ' Increment the index and then find the next
                ' instance of the smart tag term.
                index += Term.Length
                index = ParagraphText.IndexOf(Term, index)
            End While
        Next
    End Sub

    ' This action displays the property value for the term.
    Private Sub Action1_Click(ByVal sender As Object, _
        ByVal e As ActionEventArgs) Handles Action1.Click

        Dim propertyBag As ISmartTagProperties = e.Properties
        Dim key As String = "Key1"
        MsgBox("The corresponding value of " & _
            key & " is: " & propertyBag.Read(key))
    End Sub

    ' This action displays smart tag details.
    Private Sub Action2_Click(ByVal sender As Object, _
        ByVal e As ActionEventArgs) Handles Action2.Click

        MsgBox("The current smart tag caption is '" & _
            Me.Caption & "'. The current smart tag type is '" & _
            Me.SmartTagType & "'.")
    End Sub
End Class

using System;
using System.Windows.Forms;
using Microsoft.Office.Tools.Word;
using Microsoft.Office.Interop.SmartTag;

public class CustomSmartTag : Microsoft.Office.Tools.Word.SmartTag
{

    // Declare Actions for this SmartTag
    private Microsoft.Office.Tools.Word.Action Action1 =
        new Microsoft.Office.Tools.Word.Action("Display property value");
    private Microsoft.Office.Tools.Word.Action Action2 =
        new Microsoft.Office.Tools.Word.Action("Display smart tag details");

    public CustomSmartTag() : base(
        "https://www.contoso.com/Demo#DemoSmartTag", 
        "Custom Smart Tag")
    {
        this.Terms.AddRange(new string[] { 
            "sales", "organization" });
        Actions = new Microsoft.Office.Tools.Word.Action[] { 
            Action1, Action2 };
        Action1.Click += 
            new ActionClickEventHandler(Action1_Click);
        Action2.Click += 
            new ActionClickEventHandler(Action2_Click);
    }

    protected override void Recognize(string text, 
        ISmartTagRecognizerSite site, ISmartTagTokenList tokenList)
    {
        foreach (string term in this.Terms)
        {
            // Search the text for the current smart tag term.
            int index = this.ParagraphText.IndexOf(term, 0);

            while (index >= 0)
            {
                // Create a smart tag token and a property bag for the 
                // recognized term.
                ISmartTagProperties propertyBag = 
                    site.GetNewPropertyBag();

                // Write a new property value.
                string key = "Key1";
                propertyBag.Write(key, DateTime.Now.ToString());

                // Attach the smart tag to the term in the document
                this.PersistTag(index, term.Length, propertyBag);

                // Increment the index and then find the next
                // instance of the smart tag term.
                index += term.Length;
                index = ParagraphText.IndexOf(term, index);
            }
        }
    }

    // This action displays the property value for the term.
    private void Action1_Click(object sender, 
        Microsoft.Office.Tools.Word.ActionEventArgs e)
    {
        ISmartTagProperties propertyBag = e.Properties;
        string key = "Key1";
        MessageBox.Show("The corresponding value of " + key + 
            " is: " + propertyBag.get_Read(key));
    }

    // This action displays smart tag details.
    private void Action2_Click(object sender, 
        Microsoft.Office.Tools.Word.ActionEventArgs e)
    {
        MessageBox.Show("The current smart tag caption is '" + 
            this.Caption + "'. The current smart tag type is '" + 
            this.SmartTagType + "'.");
    }
}