form_fields/starter_formfields
Create linearized PDF which is encrypted and contains some form fields.
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/*
* starter formfields:
* create a linearized PDF (for fast delivery over the Web, also known
* as "fast Web view") which is encrypted and contains some form fields.
* A few lines of JavaScript are inserted as "page open" action to
* automatically populate the date field with the current date.
*
* Required software: PDFlib/PDFlib+PDI/PPS 10
* Required data: font file
*/
package com.pdflib.cookbook.pdflib.form_fields;
import com.pdflib.pdflib;
import com.pdflib.PDFlibException;
public class starter_formfields {
public static void main(String argv[]) {
pdflib p = null;
/* This is where the data files are. Adjust as necessary. */
String searchpath = "../input";
String optlist;
int font, action;
double llx = 150, lly = 550, urx = 350, ury = 575;
int exitcode = 0;
/* JavaScript for automatically filling the date into a form field */
String js = "var d = util.printd(\"mm/dd/yyyy\", new Date()); "
+ "var date = this.getField(\"date\"); " + "date.value = d;";
try {
p = new pdflib();
/* This means we must check return values of load_font() etc. */
p.set_option("errorpolicy return searchpath={{" + searchpath + "}}");
/* Prevent changes with a master password */
optlist = "linearize masterpassword=pdflib permissions={nomodify}";
if (p.begin_document("starter_formfields.pdf", optlist) == -1)
throw new Exception("Error: " + p.get_errmsg());
p.set_info("Creator", "PDFlib starter sample");
p.set_info("Title", "starter_formfields");
optlist = "script[" + js.length() + "]={" + js + "}";
action = p.create_action("JavaScript", optlist);
optlist = "action={open=" + action + "}";
p.begin_page_ext(0, 0, "width=a4.width height=a4.height " + optlist);
font = p.load_font("NotoSerif-Regular", "winansi",
"simplefont nosubsetting");
if (font == -1)
throw new Exception("Error: " + p.get_errmsg());
p.setfont(font, 24);
p.fit_textline("Date: ", 125, lly + 5, "position={right bottom}");
/* The tooltip will be used as rollover text for the field */
optlist = "tooltip={Date (will be filled automatically)} "
+ "bordercolor={gray 0} font=" + font;
p.create_field(llx, lly, urx, ury, "date", "textfield", optlist);
lly -= 100;
ury -= 100;
p.fit_textline("Name: ", 125, lly + 5, "position={right bottom}");
optlist = "tooltip={Enter your name here} "
+ "bordercolor={gray 0} font=" + font;
p.create_field(llx, lly, urx, ury, "name", "textfield", optlist);
p.end_page_ext("");
p.end_document("");
}
catch (PDFlibException e) {
System.err.println("PDFlib exception occurred:");
System.err.println("[" + e.get_errnum() + "] " + e.get_apiname()
+ ": " + e.get_errmsg() );
exitcode = 1;
}
catch (Exception e) {
System.err.println(e);
exitcode = 1;
}
finally {
if (p != null) {
p.delete();
}
System.exit(exitcode);
}
}
}