Sarah1 wrote:
Please help. Thanks.
This is an old question, so I guess you've found the answer by now.
If not, have a look at the attached example.
br,
Bruno
import java.io.FileOutputStream;
import java.io.IOException;
import com.lowagie.text.Document;
import com.lowagie.text.DocumentException;
import com.lowagie.text.Element;
import com.lowagie.text.Rectangle;
import com.lowagie.text.pdf.BaseFont;
import com.lowagie.text.pdf.PdfContentByte;
import com.lowagie.text.pdf.PdfFormField;
import com.lowagie.text.pdf.PdfWriter;
import com.lowagie.text.pdf.RadioCheckField;
public class RadioButtons {
/**
* Test example
*/
public static void main(String[] args) {
// step 1: creation of a document-object
Document document = new Document();
try {
// step 2:
PdfWriter writer = PdfWriter.getInstance(document,
new FileOutputStream("buttons.pdf"));
// step 3:
document.open();
// step 4:
PdfContentByte cb = writer.getDirectContent();
BaseFont bf = BaseFont.createFont(BaseFont.HELVETICA,
BaseFont.WINANSI,
BaseFont.NOT_EMBEDDED);
String[] languages = { "English", "French", "Dutch" };
Rectangle rect;
PdfFormField language = PdfFormField
.createRadioButton(writer, true);
language.setFieldName("language");
language.setValueAsName(languages[0]);
for (int i = 0; i < languages.length; i++) {
rect = new Rectangle(40, 806 - i * 40, 60, 788
- i * 40);
addRadioButton(writer, rect, language,
languages[i], i == 0, writer.getPageNumber() + i);
}
writer.addAnnotation(language);
for (int i = 0; i < languages.length; i++) {
cb.beginText();
cb.setFontAndSize(bf, 18);
cb.showTextAligned(Element.ALIGN_LEFT,
languages[i], 70,
790 - i * 40, 0);
cb.endText();
document.newPage();
}
} catch (Exception e) {
e.printStackTrace();
}
// step 5: we close the document
document.close();
}
private static void addRadioButton(PdfWriter writer, Rectangle rect,
PdfFormField radio, String name, boolean on, int page)
throws IOException,
DocumentException {
RadioCheckField check = new RadioCheckField(writer, rect, null,
name);
check.setCheckType(RadioCheckField.TYPE_CIRCLE);
check.setChecked(on);
PdfFormField field = check.getRadioField();
field.setPlaceInPage(page);
radio.addKid(field);
}
}
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