com.cete.dynamicpdf
Class AnnotationShowHideAction

   import com.cete.dynamicpdf.*;
   import com.cete.dynamicpdf.pageelements.*;
   import com.cete.dynamicpdf.pageelements.forms.*;
   
    public class MyClass {
        public static void main(String args[]) {
		
        // Create a PDF Document
	Document document = new Document();

	// Create a page and add it to the document
	Page page = new Page();
	document.getPages().add(page);

        Button button = new Button("btn", 50, 150, 100, 30);
        button.setLabel("Click Here");

	// Create label and text field
        Label label1 = new Label("Click the button to see the form field hide action : ", 50, 100, 330, 30);
        TextField field = new com.cete.dynamicpdf.pageelements.forms.TextField("Text1", 330, 100, 100, 30);
	field.setDefaultValue("Text Field Value");

	// Add the label, button and text field to the page
	page.getElements().add(button);
	page.getElements().add(field);
	page.getElements().add(label1);

	// Create a annotation show hide action and assign to the button events.
        AnnotationShowHideAction action = new AnnotationShowHideAction("Text1");
        button.getReaderEvents().setMouseDown(action);
    
        // Save the PDF
        document.draw( "[physicalpath]/MyDocument.pdf" );
     }
    }