Example usage for javax.swing JFileChooser requestFocus

Introduction

In this page you can find the example usage for javax.swing JFileChooser requestFocus.

Prototype

public void requestFocus() 

Source Link

Document

Requests that this Component gets the input focus.

Usage

From source file:kenh.xscript.ScriptUtils.java

public static void main(String[] args) {
    String file = null;//  w w  w. jav  a2 s  .  c  o  m

    for (String arg : args) {
        if (StringUtils.startsWithAny(StringUtils.lowerCase(arg), "-f:", "-file:")) {
            file = StringUtils.substringAfter(arg, ":");
        }
    }

    Element e = null;
    try {
        if (StringUtils.isBlank(file)) {

            JFileChooser chooser = new JFileChooser();
            chooser.setDialogTitle("xScript");
            chooser.setAcceptAllFileFilterUsed(false);
            chooser.setFileFilter(new FileFilter() {
                public boolean accept(File f) {
                    if (f.isDirectory()) {
                        return true;
                    } else if (f.isFile() && StringUtils.endsWithIgnoreCase(f.getName(), ".xml")) {
                        return true;
                    }
                    return false;
                }

                public String getDescription() {
                    return "xScript (*.xml)";
                }
            });

            int returnVal = chooser.showOpenDialog(null);
            chooser.requestFocus();

            if (returnVal == JFileChooser.CANCEL_OPTION)
                return;

            File f = chooser.getSelectedFile();

            e = getInstance(f, null);
        } else {
            e = getInstance(new File(file), null);
        }
        //debug(e);
        //System.out.println("----------------------");

        int result = e.invoke();
        if (result == Element.EXCEPTION) {
            Object obj = e.getEnvironment().getVariable(Constant.VARIABLE_EXCEPTION);
            if (obj != null && obj instanceof Throwable) {
                System.err.println();
                ((Throwable) obj).printStackTrace();

            } else {
                System.err.println();
                System.err.println("Unknown EXCEPTION is thrown.");
            }
        }

    } catch (Exception ex) {
        ex.printStackTrace();

        System.err.println();

        if (ex instanceof UnsupportedScriptException) {
            UnsupportedScriptException ex_ = (UnsupportedScriptException) ex;
            if (ex_.getElement() != null) {
                debug(ex_.getElement(), System.err);
            }
        }
    } finally {
        if (e != null)
            e.getEnvironment().callback();
    }
}

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