Tambahkan dan Hapus Bookmark

Potongan kode berikut juga bekerja dengan Aspose.PDF.Drawing library.

Tambahkan Bookmark ke Dokumen PDF

Bookmark disimpan dalam koleksi OutlineItemCollection objek Document, yang berada dalam koleksi OutlineCollection.

Untuk menambahkan bookmark ke PDF:

1. Buka dokumen PDF menggunakan objek Document.
2. Buat bookmark dan tentukan propertinya.
3. Tambahkan koleksi OutlineItemCollection ke koleksi Outlines.

Potongan kode berikut menunjukkan cara menambahkan bookmark dalam dokumen PDF.

.NET Core 3.1

// For complete examples and data files, visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void AddBookmark()
{
    // The path to the documents directory
    var dataDir = RunExamples.GetDataDir_AsposePdf_Bookmarks();

    // Open PDF document
    using (var document = new Aspose.Pdf.Document(dataDir + "AddBookmark.pdf"))
    {
        // Create a bookmark object
        var pdfOutline = new Aspose.Pdf.OutlineItemCollection(document.Outlines);
        pdfOutline.Title = "Test Outline";
        pdfOutline.Italic = true;
        pdfOutline.Bold = true;

        // Set the destination page number
        pdfOutline.Action = new Aspose.Pdf.Annotations.GoToAction(document.Pages[1]);

        // Add bookmark in the document's outline collection.
        document.Outlines.Add(pdfOutline);

        // Save PDF document
        document.Save(dataDir + "AddBookmark_out.pdf");
    }
}

.NET 8

// For complete examples and data files, visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void AddBookmark()
{
    // The path to the documents directory
    var dataDir = RunExamples.GetDataDir_AsposePdf_Bookmarks();

    // Open PDF document
    using var document = new Aspose.Pdf.Document(dataDir + "AddBookmark.pdf");

    // Create a bookmark object
    var pdfOutline = new Aspose.Pdf.OutlineItemCollection(document.Outlines);
    pdfOutline.Title = "Test Outline";
    pdfOutline.Italic = true;
    pdfOutline.Bold = true;

    // Set the destination page number
    pdfOutline.Action = new Aspose.Pdf.Annotations.GoToAction(document.Pages[1]);

    // Add bookmark in the document's outline collection.
    document.Outlines.Add(pdfOutline);

    // Save PDF document
    document.Save(dataDir + "AddBookmark_out.pdf");
}

Tambahkan Bookmark Anak ke Dokumen PDF

Bookmark dapat dinesting, menunjukkan hubungan hierarkis dengan bookmark induk dan anak. Artikel ini menjelaskan cara menambahkan bookmark anak, yaitu, bookmark tingkat kedua, ke PDF.

Untuk menambahkan bookmark anak ke file PDF, pertama tambahkan bookmark induk:

1. Buka dokumen.
2. Tambahkan bookmark ke OutlineItemCollection, mendefinisikan propertinya.
3. Tambahkan OutlineItemCollection ke koleksi OutlineCollection objek Document.

Bookmark anak dibuat seperti bookmark induk, yang dijelaskan di atas, tetapi ditambahkan ke koleksi Outlines bookmark induk.

Potongan kode berikut menunjukkan cara menambahkan bookmark anak ke dokumen PDF.

.NET Core 3.1

// For complete examples and data files, visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void AddChildBookmark()
{
    // The path to the documents directory
    var dataDir = RunExamples.GetDataDir_AsposePdf_Bookmarks();

    // Open PDF document
    using (var document = new Aspose.Pdf.Document(dataDir + "AddChildBookmark.pdf"))
    {
        // Create a parent bookmark object
        var pdfOutline = new Aspose.Pdf.OutlineItemCollection(document.Outlines);
        pdfOutline.Title = "Parent Outline";
        pdfOutline.Italic = true;
        pdfOutline.Bold = true;

        // Create a child bookmark object
        var pdfChildOutline = new Aspose.Pdf.OutlineItemCollection(document.Outlines);
        pdfChildOutline.Title = "Child Outline";
        pdfChildOutline.Italic = true;
        pdfChildOutline.Bold = true;

        // Add child bookmark in parent bookmark's collection
        pdfOutline.Add(pdfChildOutline);

        // Add parent bookmark in the document's outline collection.
        document.Outlines.Add(pdfOutline);

        // Save PDF document
        document.Save(dataDir + "AddChildBookmark_out.pdf");
    }
}

.NET 8

// For complete examples and data files, visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void AddChildBookmark()
{
    // The path to the documents directory
    var dataDir = RunExamples.GetDataDir_AsposePdf_Bookmarks();

    // Open PDF document
    using var document = new Aspose.Pdf.Document(dataDir + "AddChildBookmark.pdf");

    // Create a parent bookmark object
    var pdfOutline = new Aspose.Pdf.OutlineItemCollection(document.Outlines);
    pdfOutline.Title = "Parent Outline";
    pdfOutline.Italic = true;
    pdfOutline.Bold = true;

    // Create a child bookmark object
    var pdfChildOutline = new Aspose.Pdf.OutlineItemCollection(document.Outlines);
    pdfChildOutline.Title = "Child Outline";
    pdfChildOutline.Italic = true;
    pdfChildOutline.Bold = true;

    // Add child bookmark in parent bookmark's collection
    pdfOutline.Add(pdfChildOutline);

    // Add parent bookmark in the document's outline collection.
    document.Outlines.Add(pdfOutline);

    // Save PDF document
    document.Save(dataDir + "AddChildBookmark_out.pdf");
}

Hapus Semua Bookmark dari Dokumen PDF

Semua bookmark dalam PDF disimpan dalam koleksi OutlineCollection. Artikel ini menjelaskan cara menghapus semua bookmark dari file PDF.

Untuk menghapus semua bookmark dari file PDF:

1. Panggil metode Delete dari koleksi OutlineCollection.
2. Simpan file yang dimodifikasi menggunakan metode Save objek Document.

Potongan kode berikut menunjukkan cara menghapus semua bookmark dari dokumen PDF.

.NET Core 3.1

// For complete examples and data files, visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void DeleteBookmarks()
{
    // The path to the documents directory
    var dataDir = RunExamples.GetDataDir_AsposePdf_Bookmarks();

    // Open PDF document
    using (var document = new Aspose.Pdf.Document(dataDir + "DeleteAllBookmarks.pdf"))
    {
        // Delete all bookmarks
        document.Outlines.Delete();

        // Save PDF document
        document.Save(dataDir + "DeleteAllBookmarks_out.pdf");
    }
}

.NET 8

// For complete examples and data files, visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void DeleteBookmarks()
{
    // The path to the documents directory
    var dataDir = RunExamples.GetDataDir_AsposePdf_Bookmarks();

    // Open PDF document
    using var document = new Aspose.Pdf.Document(dataDir + "DeleteAllBookmarks.pdf");

    // Delete all bookmarks
    document.Outlines.Delete();

    // Save PDF document
    document.Save(dataDir + "DeleteAllBookmarks_out.pdf");
}

Hapus Bookmark Tertentu dari Dokumen PDF

Untuk menghapus bookmark tertentu dari file PDF:

1. Berikan judul bookmark sebagai parameter ke metode Delete dari koleksi OutlineCollection.
2. Kemudian simpan file yang diperbarui dengan metode Save objek Document.

Kelas Document menyediakan koleksi OutlineCollection. Metode Delete menghapus bookmark dengan judul yang diberikan ke metode.

Potongan kode berikut menunjukkan cara menghapus bookmark tertentu dari dokumen PDF.

.NET Core 3.1

// For complete examples and data files, visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void DeleteBookmark()
{
    // The path to the documents directory
    var dataDir = RunExamples.GetDataDir_AsposePdf_Bookmarks();

    // Open PDF document
    using (var document = new Aspose.Pdf.Document(dataDir + "DeleteParticularBookmark.pdf"))
    {
        // Delete particular outline by Title
        document.Outlines.Delete("Child Outline");

        // Save PDF document
        document.Save(dataDir + "DeleteParticularBookmark_out.pdf");
    }
}

.NET 8

// For complete examples and data files, visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void DeleteBookmark()
{
    // The path to the documents directory
    var dataDir = RunExamples.GetDataDir_AsposePdf_Bookmarks();

    // Open PDF document
    using var document = new Aspose.Pdf.Document(dataDir + "DeleteParticularBookmark.pdf");

    // Delete particular outline by Title
    document.Outlines.Delete("Child Outline");

    // Save PDF document
    document.Save(dataDir + "DeleteParticularBookmark_out.pdf");
}