| /* |
| * Copyright (c) 2006, 2013, Oracle and/or its affiliates. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * - Neither the name of Oracle nor the names of its |
| * contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS |
| * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /* |
| * This source code is provided to illustrate the usage of a given feature |
| * or technique and has been deliberately simplified. Additional steps |
| * required for a production-quality application, such as security checks, |
| * input validation and proper error handling, might not be present in |
| * this sample code. |
| */ |
| |
| /* |
| * Few user interface utilities. |
| */ |
| |
| if (this.window === undefined) { |
| this.window = null; |
| } |
| |
| /** |
| * Swing invokeLater - invokes given function in AWT event thread |
| */ |
| Function.prototype.invokeLater = function() { |
| var SwingUtilities = javax.swing.SwingUtilities; |
| var func = this; |
| var args = arguments; |
| SwingUtilities.invokeLater(new java.lang.Runnable() { |
| run: function() { |
| func.apply(func, args); |
| } |
| }); |
| }; |
| |
| /** |
| * Swing invokeAndWait - invokes given function in AWT event thread |
| * and waits for it's completion |
| */ |
| Function.prototype.invokeAndWait = function() { |
| var SwingUtilities = javax.swing.SwingUtilities; |
| var func = this; |
| var args = arguments; |
| SwingUtilities.invokeAndWait(new java.lang.Runnable() { |
| run: function() { |
| func.apply(func, args); |
| } |
| }); |
| }; |
| |
| /** |
| * Am I running in AWT event dispatcher thread? |
| */ |
| function isEventThread() { |
| var SwingUtilities = javax.swing.SwingUtilities; |
| return SwingUtilities.isEventDispatchThread(); |
| } |
| isEventThread.docString = "returns whether the current thread is GUI thread"; |
| |
| /** |
| * Opens a file dialog box |
| * |
| * @param curDir current directory [optional] |
| * @param save flag tells whether this is a save dialog or not |
| * @return selected file or else null |
| */ |
| function fileDialog(curDir, save) { |
| var result; |
| function _fileDialog() { |
| if (curDir == undefined) { |
| curDir = new java.io.File("."); |
| } |
| |
| var JFileChooser = javax.swing.JFileChooser; |
| var dialog = new JFileChooser(curDir); |
| var res = save ? dialog.showSaveDialog(window): |
| dialog.showOpenDialog(window); |
| |
| if (res == JFileChooser.APPROVE_OPTION) { |
| result = dialog.getSelectedFile(); |
| } else { |
| result = null; |
| } |
| } |
| |
| if (isEventThread()) { |
| _fileDialog(); |
| } else { |
| _fileDialog.invokeAndWait(); |
| } |
| |
| return result; |
| } |
| fileDialog.docString = "show a file dialog box"; |
| |
| /** |
| * Opens a color chooser dialog box |
| * |
| * @param title of the dialog box [optional] |
| * @param color default color [optional] |
| * @return choosen color or default color |
| */ |
| function colorDialog(title, color) { |
| var result; |
| |
| function _colorDialog() { |
| if (title == undefined) { |
| title = "Choose Color"; |
| } |
| |
| if (color == undefined) { |
| color = java.awt.Color.BLACK; |
| } |
| |
| var chooser = new javax.swing.JColorChooser(); |
| var res = chooser.showDialog(window, title, color); |
| result = res ? res : color; |
| } |
| |
| if (isEventThread()) { |
| _colorDialog(); |
| } else { |
| _colorDialog.invokeAndWait(); |
| } |
| |
| return result; |
| } |
| colorDialog.docString = "shows a color chooser dialog box"; |
| |
| /** |
| * Shows a message box |
| * |
| * @param msg message to be shown |
| * @param title title of message box [optional] |
| * @param msgType type of message box [constants in JOptionPane] |
| */ |
| function msgBox(msg, title, msgType) { |
| function _msgBox() { |
| var JOptionPane = javax.swing.JOptionPane; |
| if (msg === undefined) msg = "undefined"; |
| if (msg === null) msg = "null"; |
| if (title == undefined) title = msg; |
| if (msgType == undefined) msgType = JOptionPane.INFORMATION_MESSAGE; |
| JOptionPane.showMessageDialog(window, msg, title, msgType); |
| } |
| |
| if (isEventThread()) { |
| _msgBox(); |
| } else { |
| _msgBox.invokeAndWait(); |
| } |
| } |
| msgBox.docString = "shows MessageBox to the user"; |
| |
| /** |
| * Shows an information alert box |
| * |
| * @param msg message to be shown |
| * @param title title of message box [optional] |
| */ |
| function alert(msg, title) { |
| var JOptionPane = javax.swing.JOptionPane; |
| msgBox(msg, title, JOptionPane.INFORMATION_MESSAGE); |
| } |
| alert.docString = "shows an alert message box to the user"; |
| |
| /** |
| * Shows an error alert box |
| * |
| * @param msg message to be shown |
| * @param title title of message box [optional] |
| */ |
| function error(msg, title) { |
| var JOptionPane = javax.swing.JOptionPane; |
| msgBox(msg, title, JOptionPane.ERROR_MESSAGE); |
| } |
| error.docString = "shows an error message box to the user"; |
| |
| /** |
| * Shows a warning alert box |
| * |
| * @param msg message to be shown |
| * @param title title of message box [optional] |
| */ |
| function warn(msg, title) { |
| var JOptionPane = javax.swing.JOptionPane; |
| msgBox(msg, title, JOptionPane.WARNING_MESSAGE); |
| } |
| warn.docString = "shows a warning message box to the user"; |
| |
| /** |
| * Shows a prompt dialog box |
| * |
| * @param question question to be asked |
| * @param answer default answer suggested [optional] |
| * @return answer given by user |
| */ |
| function prompt(question, answer) { |
| var result; |
| function _prompt() { |
| var JOptionPane = javax.swing.JOptionPane; |
| if (answer == undefined) answer = ""; |
| result = JOptionPane.showInputDialog(window, question, answer); |
| } |
| |
| if (isEventThread()) { |
| _prompt(); |
| } else { |
| _prompt.invokeAndWait(); |
| } |
| |
| return result; |
| } |
| prompt.docString = "shows a prompt box to the user and returns the answer"; |
| |
| /** |
| * Shows a confirmation dialog box |
| * |
| * @param msg message to be shown |
| * @param title title of message box [optional] |
| * @return boolean (yes->true, no->false) |
| */ |
| function confirm(msg, title) { |
| var result; |
| var JOptionPane = javax.swing.JOptionPane; |
| |
| function _confirm() { |
| if (title == undefined) title = msg; |
| var optionType = JOptionPane.YES_NO_OPTION; |
| result = JOptionPane.showConfirmDialog(window, msg, title, optionType); |
| } |
| |
| if (isEventThread()) { |
| _confirm(); |
| } else { |
| _confirm.invokeAndWait(); |
| } |
| |
| return result == JOptionPane.YES_OPTION; |
| } |
| confirm.docString = "shows a confirmation message box to the user"; |
| |
| /** |
| * Exit the process after confirmation from user |
| * |
| * @param exitCode return code to OS [optional] |
| */ |
| function exit(exitCode) { |
| if (exitCode == undefined) exitCode = 0; |
| if (confirm("Do you really want to exit?")) { |
| java.lang.System.exit(exitCode); |
| } |
| } |
| exit.docString = "exits jconsole"; |
| |
| // synonym to exit |
| var quit = exit; |
| |
| // if echo function is not defined, define it as synonym |
| // for println function |
| if (this.echo == undefined) { |
| function echo(str) { |
| println(str); |
| } |
| } |
| |