form_fields/form_textfield_input_format
Format the data entered in a form field of type "textfield" according to the specified rules
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/*
* Form text field input format:
* Format the data entered in a form field of type "textfield" according to
* the rules defined.
*
* Create a text field for displaying a price and format the input as
* "x,xxx.xx" with the text " Euro" appended.
*
* Required software: PDFlib/PDFlib+PDI/PPS 10
* Required data: none
*/
package com.pdflib.cookbook.pdflib.form_fields;
import com.pdflib.pdflib;
import com.pdflib.PDFlibException;
public class form_textfield_input_format
{
public static void main (String argv[])
{
/* This is where the data files are. Adjust as necessary */
String searchpath = "../input";
String outfile = "form_textfield_input_format.pdf";
String title = "Form Text Field Input Format";
pdflib p = null;
int exitcode = 0;
String optlist;
int font, monospaced_font, format_action;
double fontsize, ascender, descender;
double width=160, height=30, llx = 10, lly = 700;
try {
p = new pdflib();
/* This means we must check return values of load_font() etc. */
p.set_option("errorpolicy=return");
p.set_option("searchpath={" + searchpath + "}");
if (p.begin_document(outfile, "") == -1)
throw new Exception("Error: " + p.get_errmsg());
p.set_info("Creator", "PDFlib Cookbook");
p.set_info("Title", title);
font = p.load_font("NotoSerif-Regular", "winansi",
"simplefont nosubsetting");
if (font == -1)
throw new Exception("Error: " + p.get_errmsg());
/* Start page */
p.begin_page_ext(0, 0, " width=a4.width height=a4.height");
/* -----------------------------------------------
* Format a form text field for displaying a price
* -----------------------------------------------
*
* For a correct formatting of the number, define an action which
* formats the number as "x,xxx.xx", e.g. "1,200.50", and appends the
* text " Euro".
*/
format_action = p.create_action("JavaScript",
"script={AFNumber_Format(2, 0, 0, 0, \" Euro\", false); }");
/* Create a form field of type "textfield" called "price" with the
* JavaScript action supplied in the "action" option
*/
optlist = "backgroundcolor={lightblue} bordercolor={gray 0} " +
"maxchar=10 scrollable=false tooltip={Enter the price} " +
"font=" + font + " fontsize=24" +
" action={format=" + format_action + "}";
width=250;
p.create_field(llx, lly, llx + width, lly + height, "price",
"textfield", optlist);
lly-=40;
p.fit_textline("Enter a price, e.g. 150.95. A maximum of 10 digits " +
"is allowed to be entered.", llx, lly,
"fontname=NotoSerif-Regular fontsize=12");
p.fit_textline("After pressing \"Tab\" or \"Enter\", the price is " +
"formatted as \"x,xxx.xx\" with the text \" Euro\" appended.",
llx, lly-=20,
"fontname=NotoSerif-Regular fontsize=12");
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);
}
}
}