Built-in toolbar in ASP.NET Core PDF Viewer control

31 Oct 20238 minutes to read

The PDF Viewer comes with a powerful built-in toolbar to execute important actions such as page navigation, text search,view mode,download,print,bookmark, and thumbnails.

The following table shows built-in toolbar items and its actions:-

Option Description
OpenOption This option provides an action to load the PDF documents to the PDF Viewer.
PageNavigationTool This option provides an action to navigate the pages in the PDF Viewer. It contains GoToFirstPage,GoToLastPage,GotoPage,GoToNext, and GoToLast tools.
MagnificationTool This option provides an action to magnify the pages either with predefined or user defined zoom factors in the PDF Viewer. Contains ZoomIn, ZoomOut, Zoom, FitPage and FitWidth tools
PanTool This option provides an action for panning the pages in the PDF Viewer.
SelectionTool This option provides an action to enable/disable the text selection in the PDF Viewer.
SearchOption This option provides an action to search a word in the PDF documents.
PrintOption This option provides an action to print the PDF document being loaded in the PDF Viewer.
DownloadOption This Download option provides an action to download the PDF document that has been loaded in the PDF Viewer.
UndoRedoTool This tool provides options to undo and redo the annotation actions performed in the PDF Viewer.
AnnotationEditTool This tool provides options to enable or disable the edit mode of annotation in the PDF Viewer.

Show/Hide the default toolbar

The PDF Viewer has an option to show or hide the complete default toolbar. You can achieve this by using following two ways.,

  • Show/Hide toolbar using enableToolbar API as in the following code snippet
<div style="width:100%;height:600px">
    <ejs-pdfviewer id="pdfviewer"
                   style="height:600px"
                   documentPath="https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf"
                   enableToolbar="false">
    </ejs-pdfviewer>
</div>
<div style="width:100%;height:600px">
    <ejs-pdfviewer id="pdfviewer"
                   style="height:600px"
                   serviceUrl="/api/PdfViewer"
                   documentPath="https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf"
                   enableToolbar="false">
    </ejs-pdfviewer>
</div>
  • Show/Hide toolbar using showToolbar as in the following code snippet
<div style="width:100%;height:600px">
    <ejs-pdfviewer id="pdfviewer"
                   style="height:600px"
                   documentPath="https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf"
                   documentLoad="showToolbar">
    </ejs-pdfviewer>
</div>

<script>
    function showToolbar() {
        var pdfViewer = document.getElementById('pdfviewer').ej2_instances[0];
        pdfViewer.toolbar.showToolbar(false);
    }
</script>
<div style="width:100%;height:600px">
    <ejs-pdfviewer id="pdfviewer"
                   style="height:600px"
                   serviceUrl="/api/PdfViewer"
                   documentPath="https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf"
                   documentLoad="showToolbar">
    </ejs-pdfviewer>
</div>

<script>
    function showToolbar() {
        var pdfViewer = document.getElementById('pdfviewer').ej2_instances[0];
        pdfViewer.toolbar.showToolbar(false);
    }
</script>

Show/Hide the default toolbaritem

The PDF Viewer has an option to show or hide these grouped items in the default toolbar.

  • Show/Hide toolbaritem using toolbarSettings as in the following code snippet.
<div style="width:100%;height:600px">
    <ejs-pdfviewer id="pdfviewer"
                   style="height:600px"
                   documentPath="https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf"
                   enableToolbar="true"
                   toolbarSettings="@(new Syncfusion.EJ2.PdfViewer.PdfViewerToolbarSettings  { ShowTooltip = true, ToolbarItems = "OpenOption"  })">
    </ejs-pdfviewer>
</div>
<div style="width:100%;height:600px">
    <ejs-pdfviewer id="pdfviewer"
                   style="height:600px"
                   serviceUrl="/api/PdfViewer"
                   documentPath="https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf"
                   enableToolbar="true"
                   toolbarSettings="@(new Syncfusion.EJ2.PdfViewer.PdfViewerToolbarSettings { ShowTooltip = true, ToolbarItems = "OpenOption"  })">
    </ejs-pdfviewer>
</div>
  • Show/Hide toolbaritem using showToolbaritem as in the following code snippet
<div style="width:100%;height:600px">
    <ejs-pdfviewer id="pdfviewer"
                   style="height:600px"
                   documentPath="https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf"
                   documentLoad="showToolbar">
    </ejs-pdfviewer>
</div>

<script>
    function showToolbar() {
        var pdfViewer = document.getElementById('pdfviewer').ej2_instances[0];
        pdfViewer.toolbar.showToolbarItem(new Array("DownloadOption"), true);
    }
</script>
<div style="width:100%;height:600px">
    <ejs-pdfviewer id="pdfviewer"
                   style="height:600px"
                   serviceUrl="/api/PdfViewer"
                   documentPath="https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf"
                   documentLoad="showToolbar">
    </ejs-pdfviewer>
</div>

<script>
    function showToolbar() {
        var pdfViewer = document.getElementById('pdfviewer').ej2_instances[0];
        pdfViewer.toolbar.showToolbarItem(new Array("DownloadOption"), true);
    }
</script>

See also