kmpdfkit_demo/Demo/Examples/Samples/InteractiveFormsTest/InteractiveFormsTest.cs

using ComPDFKit.Import;
using ComPDFKit.PDFAnnotation.Form;
using ComPDFKit.PDFDocument;
using ComPDFKit.PDFPage;
using ComPDFKit.PDFPage.Edit;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace InteractiveFormsTest
{
    internal class InteractiveFormsTest
    {
        static private string outputPath = Path.GetDirectoryName(Path.GetDirectoryName(Path.GetDirectoryName(System.IO.Directory.GetCurrentDirectory()))) + "\\Output\\InteractiveForms";
          
        static void Main(string[] args)
        {
            Console.WriteLine("Running interactive forms test sample…\r\n");
            SDKLicenseHelper.LicenseVerify();
            if (!Directory.Exists(outputPath))
            {
                Directory.CreateDirectory(outputPath);
            }
            CPDFDocument document = CPDFDocument.InitWithFilePath("CommonFivePage.pdf");
            if (CreateForms(document))
            {
                Console.WriteLine("Create forms done.");
            }
            else
            {
                Console.WriteLine("Create forms failed."); 
            }
        }

        static private void CreateTextField(CPDFDocument document)
        {
            CPDFPage page = document.PageAtIndex(0);
            CPDFTextWidget textField = page.CreateWidget(C_WIDGET_TYPE.WIDGET_TEXTFIELD) as CPDFTextWidget;
            textField.SetRect(new CRect( 28, 32, 237, 75));
        }

        static private void CreatePushButton(CPDFDocument document)
        {
            CPDFPage page = document.PageAtIndex(0);
            CPDFPushButtonWidget textField = page.CreateWidget(C_WIDGET_TYPE.WIDGET_PUSHBUTTON) as CPDFPushButtonWidget;
            textField.SetRect(new CRect(28, 32, 237, 75));
        }

        static private void CreateListBox(CPDFDocument document)
        {
            CPDFPage page = document.PageAtIndex(0);
            CPDFListBoxWidget listbox = page.CreateWidget(C_WIDGET_TYPE.WIDGET_LISTBOX) as CPDFListBoxWidget;
            listbox.AddOptionItem(0, "1", "a");
            listbox.AddOptionItem(1, "2", "b");
            listbox.SetRect(new CRect(28, 32, 237, 75));
        }

        static private void CreateSignatureField(CPDFDocument document)
        {
            CPDFPage page = document.PageAtIndex(0);
            CPDFSignatureWidget signatureField = page.CreateWidget(C_WIDGET_TYPE.WIDGET_SIGNATUREFIELDS) as CPDFSignatureWidget;
            signatureField.SetRect(new CRect(28, 32, 237, 75));
        }

        static private void CreateCheckBox(CPDFDocument document)
        {
            CPDFPage page = document.PageAtIndex(0);
            CPDFCheckBoxWidget checkBox = page.CreateWidget(C_WIDGET_TYPE.WIDGET_CHECKBOX) as CPDFCheckBoxWidget;
            checkBox.SetRect(new CRect(28, 32, 237, 75));
        }
        static private void CreateRadioButton(CPDFDocument document)
        {
            CPDFPage page = document.PageAtIndex(0);
            CPDFRadioButtonWidget radioButton = page.CreateWidget(C_WIDGET_TYPE.WIDGET_RADIOBUTTON) as CPDFRadioButtonWidget;
            radioButton.SetRect(new CRect(28, 32, 237, 75));
        }
         
        static private bool CreateForms(CPDFDocument document)
        {
            CreateTextField(document);
            CreatePushButton(document);
            CreateListBox(document);
            CreateSignatureField(document);
            CreateCheckBox(document);
            CreateRadioButton(document);

            // Save to pointed path so you can observe the effect.
            string path = outputPath + "\\CreateFormsTest.pdf";

            if (!document.WriteToFilePath(path)) 
            {
                return false;
            }
            Console.WriteLine("Browse the changed file in " + path);

            return true;
        }

    }
}