using IronPdf;
using System;
// Paso 1. Crear un PDF con formularios editables a partir de HTML Creación de un PDF con formularios editables a partir de HTML utilizando etiquetas de formulario y de entrada
// Radio Button y Checkbox también se pueden implementar con el tipo de entrada 'radio' y 'checkbox'.
const string formHtml = @"
<html>
<body>
<h2>Editable PDF Form</h2>
<form>
First name: <br> <input type='text' name='firstname' value=''> <br>
Last name: <br> <input type='text' name='lastname' value=''> <br>
<br>
<p>Please specify your gender:</p>
<input type='radio' id='female' name='gender' value= 'Female'>
<label for='female'>Female</label> <br>
<br>
<input type='radio' id='male' name='gender' value='Male'>
<label for='male'>Male</label> <br>
<br>
<input type='radio' id='non-binary/other' name='gender' value='Non-Binary / Other'>
<label for='non-binary/other'>Non-Binary / Other</label>
<br>
<p>Please select all medical conditions that apply:</p>
<input type='checkbox' id='condition1' name='Hypertension' value='Hypertension'>
<label for='condition1'> Hypertension</label><br>
<input type='checkbox' id='condition2' name='Heart Disease' value='Heart Disease'>
<label for='condition2'> Heart Disease</label><br>
<input type='checkbox' id='condition3' name='Stoke' value='Stoke'>
<label for='condition3'> Stoke</label><br>
<input type='checkbox' id='condition4' name='Diabetes' value='Diabetes'>
<label for='condition4'> Diabetes</label><br>
<input type='checkbox' id='condition5' name='Kidney Disease' value='Kidney Disease'>
<label for='condition5'> Kidney Disease</label><br>
</form>
</body>
</html>";
// Instanciar renderizador
var renderer = new ChromePdfRenderer();
renderer.RenderingOptions.CreatePdfFormsFromHtml = true;
renderer.RenderHtmlAsPdf(formHtml).SaveAs("BasicForm.pdf");
// Paso 2. Lectura y escritura de valores de formularios PDF.
var FormDocument = PdfDocument.FromFile("BasicForm.pdf");
// Fijar y leer el valor del campo "firstname
var FirstNameField = FormDocument.Form.FindFormField("firstname");
FirstNameField.Value = "Minnie";
Console.WriteLine("FirstNameField value: {0}", FirstNameField.Value);
// Establecer y leer el valor del campo "apellido
var LastNameField = FormDocument.Form.FindFormField("lastname");
LastNameField.Value = "Mouse";
Console.WriteLine("LastNameField value: {0}", LastNameField.Value);
FormDocument.SaveAs("FilledForm.pdf");Imports IronPdf
Imports System
' Paso 1. Crear un PDF con formularios editables a partir de HTML Creación de un PDF con formularios editables a partir de HTML utilizando etiquetas de formulario y de entrada
' Radio Button y Checkbox también se pueden implementar con el tipo de entrada 'radio' y 'checkbox'.
Private Const formHtml As String = "
<html>
<body>
<h2>Editable PDF Form</h2>
<form>
First name: <br> <input type='text' name='firstname' value=''> <br>
Last name: <br> <input type='text' name='lastname' value=''> <br>
<br>
<p>Please specify your gender:</p>
<input type='radio' id='female' name='gender' value= 'Female'>
<label for='female'>Female</label> <br>
<br>
<input type='radio' id='male' name='gender' value='Male'>
<label for='male'>Male</label> <br>
<br>
<input type='radio' id='non-binary/other' name='gender' value='Non-Binary / Other'>
<label for='non-binary/other'>Non-Binary / Other</label>
<br>
<p>Please select all medical conditions that apply:</p>
<input type='checkbox' id='condition1' name='Hypertension' value='Hypertension'>
<label for='condition1'> Hypertension</label><br>
<input type='checkbox' id='condition2' name='Heart Disease' value='Heart Disease'>
<label for='condition2'> Heart Disease</label><br>
<input type='checkbox' id='condition3' name='Stoke' value='Stoke'>
<label for='condition3'> Stoke</label><br>
<input type='checkbox' id='condition4' name='Diabetes' value='Diabetes'>
<label for='condition4'> Diabetes</label><br>
<input type='checkbox' id='condition5' name='Kidney Disease' value='Kidney Disease'>
<label for='condition5'> Kidney Disease</label><br>
</form>
</body>
</html>"
' Instanciar renderizador
Private renderer = New ChromePdfRenderer()
renderer.RenderingOptions.CreatePdfFormsFromHtml = True
renderer.RenderHtmlAsPdf(formHtml).SaveAs("BasicForm.pdf")
' Paso 2. Lectura y escritura de valores de formularios PDF.
Dim FormDocument = PdfDocument.FromFile("BasicForm.pdf")
' Fijar y leer el valor del campo "firstname
Dim FirstNameField = FormDocument.Form.FindFormField("firstname")
FirstNameField.Value = "Minnie"
Console.WriteLine("FirstNameField value: {0}", FirstNameField.Value)
' Establecer y leer el valor del campo "apellido
Dim LastNameField = FormDocument.Form.FindFormField("lastname")
LastNameField.Value = "Mouse"
Console.WriteLine("LastNameField value: {0}", LastNameField.Value)
FormDocument.SaveAs("FilledForm.pdf")
