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https://github.com/processing/processing4.git
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582 lines
20 KiB
Java
582 lines
20 KiB
Java
/* -*- mode: jde; c-basic-offset: 2; indent-tabs-mode: nil -*- */
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/*
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PdeRuntime - runs compiled java applet
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Part of the Processing project - http://processing.org
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Except where noted, code is written by Ben Fry and is
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Copyright (c) 2001-04 Massachusetts Institute of Technology
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software Foundation,
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Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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import processing.core.*;
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import java.awt.*;
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import java.awt.event.*;
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import java.io.*;
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import java.lang.reflect.*;
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public class PdeRuntime implements PdeMessageConsumer {
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PApplet applet;
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PdeException exception;
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Window window;
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PrintStream leechErr;
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//String className;
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PdeEditor editor;
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PdeSketch sketch;
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boolean newMessage;
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int messageLineCount;
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boolean foundMessageSource;
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Process process;
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OutputStream processOutput;
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//boolean externalRuntime;
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//String libraryPath;
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//String classPath;
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public PdeRuntime(PdeSketch sketch, PdeEditor editor) {
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this.sketch = sketch;
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this.editor = editor;
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}
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public void start(Point windowLocation) throws PdeException {
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this.leechErr = new PrintStream(new PdeMessageStream(this));
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Point parentLoc = editor.getLocation();
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Insets parentInsets = editor.getInsets();
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int x1 = parentLoc.x - 20;
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int y1 = parentLoc.y;
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try {
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if (sketch.externalRuntime) {
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// if there was a saved location (this guy has been run more than
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// once) then windowLocation will be set to the last position of
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// the sketch window. this will be passed to the PApplet runner
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// using something like --external=e30,20 where the e stands for
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// exact. otherwise --external=x,y for just the regular positioning.
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/*
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String location = (windowLocation != null) ?
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(PApplet.EXTERNAL_EXACT_LOCATION +
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windowLocation.x + "," + windowLocation.y) :
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(x1 + "," + y1);
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*/
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String location =
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(windowLocation != null) ?
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(PApplet.EXT_EXACT_LOCATION +
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windowLocation.x + "," + windowLocation.y) :
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(PApplet.EXT_LOCATION + x1 + "," + y1);
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//java "-Djava.library.path=C:\Documents and Settings\fry\My Documents\sketchbook\image_loading_problems\code" -cp "lib\build;java\lib\rt.jar;lib;lib\build;lib\pde.jar;lib\core.jar;lib\mrj.jar;lib\antlr.jar;lib\oro.jar;C:\WINDOWS\system32\QTJava.zip;;C:\Documents and Settings\fry\My Documents\sketchbook\image_loading_problems\code" processing.core.PApplet --location=710,61 "--sketch-folder=C:\Documents and Settings\fry\My Documents\sketchbook\image_loading_problems" Temporary_6879_7583
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String command[] = new String[] {
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"java",
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"-Djava.library.path=" + sketch.libraryPath, // might be ""
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"-cp",
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sketch.classPath,
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"processing.core.PApplet",
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location,
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PApplet.EXT_SKETCH_FOLDER + sketch.folder.getAbsolutePath(),
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sketch.mainClassName
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};
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//PApplet.println(PApplet.join(command, " "));
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process = Runtime.getRuntime().exec(command);
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new SystemOutSiphon(process.getInputStream());
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new PdeMessageSiphon(process.getErrorStream(), this);
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processOutput = process.getOutputStream();
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} else { // !externalRuntime
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//Class c = Class.forName(className);
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Class c = Class.forName(sketch.mainClassName);
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applet = (PApplet) c.newInstance();
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// replaces setRuntime with PApplet having leechErr [fry]
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applet.leechErr = leechErr;
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applet.folder = sketch.folder.getAbsolutePath();
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// has to be before init
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//applet.serialProperties(PdePreferences.properties);
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applet.init();
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if (applet.exception != null) {
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/*
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TODO: fix me
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if (applet.exception instanceof PortInUseException) {
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throw new PdeException("Another program is already " +
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"using the serial port.");
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} else {
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*/
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throw new PdeException(applet.exception.getMessage());
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}
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applet.start();
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// check to see if it's a draw mode applet
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boolean drawMode = false;
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try {
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Method meth[] = c.getDeclaredMethods();
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for (int i = 0; i < meth.length; i++) {
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//System.out.println(meth[i].getName());
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if (meth[i].getName().equals("draw")) drawMode = true;
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}
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} catch (SecurityException e) {
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e.printStackTrace();
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}
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// if it's a draw mode app, don't even show on-screen
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// until it's finished rendering, otherwise the width/height
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// may not have been properly set.
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if (drawMode) {
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//System.out.println("draw mode");
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while ((applet.frame != 1) && (!applet.finished)) {
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try {
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Thread.sleep(100);
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} catch (InterruptedException e) { }
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}
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}
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if (editor.presenting) {
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//window = new Window(new Frame());
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// toxi_030903: attach applet window to editor's presentation window
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window = new Window(editor.presentationWindow);
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// toxi_030903: moved keyListener to PdeEditor's presentationWindow
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} else {
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//window = new Frame(sketch.name); // use ugly windows
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window = new Frame(sketch.name); // use ugly windows
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((Frame)window).setResizable(false);
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if (editor.icon != null) {
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((Frame)window).setIconImage(editor.icon);
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}
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window.pack(); // to get a peer, size set later, need for insets
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window.addWindowListener(new WindowAdapter() {
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public void windowClosing(WindowEvent e) {
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stop();
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editor.doClose();
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}
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});
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// toxi_030903: only attach keyListener if not in presentation mode
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// else events are coming directly from editor.presentationWindow
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applet.addKeyListener(new KeyAdapter() {
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public void keyPressed(KeyEvent e) {
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//System.out.println("applet got " + e);
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if (e.getKeyCode() == KeyEvent.VK_ESCAPE) {
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stop();
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editor.doClose();
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//new DelayedClose(editor);
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//editor.doClose();
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}
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//System.out.println("consuming1");
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//e.consume();
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//System.out.println("consuming2");
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}
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});
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y1 += parentInsets.top;
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}
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// toxi_030903: moved this in the above else branch
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// if (!(window instanceof Frame)) y1 += parentInsets.top;
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window.add(applet);
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// @#$((* java 1.3
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// removed because didn't seem to be needed anymore
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// also, was causing offset troubles
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/*
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window.addMouseListener(applet);
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window.addMouseMotionListener(applet);
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window.addKeyListener(applet);
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*/
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Dimension screen =
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Toolkit.getDefaultToolkit().getScreenSize();
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//System.out.println(SystemColor.windowBorder.toString());
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/*
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int appletWidth = applet.width;
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int appletHeight = applet.height;
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if ((appletWidth == 0) || (appletHeight == 0)) {
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appletWidth = PApplet.DEFAULT_WIDTH;
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appletWidth = PApplet.DEFAULT_HEIGHT;
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}
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*/
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window.setLayout(null);
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if (editor.presenting) {
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window.setBounds((screen.width - applet.width) / 2,
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(screen.height - applet.height) / 2,
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applet.width, applet.height);
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applet.setBounds(0, 0, applet.width, applet.height);
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} else {
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Insets insets = window.getInsets();
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//System.out.println(insets);
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int minW = PdePreferences.getInteger("run.window.width.minimum");
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int minH = PdePreferences.getInteger("run.window.height.minimum");
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int windowW =
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Math.max(applet.width, minW) + insets.left + insets.right;
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int windowH =
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Math.max(applet.height, minH) + insets.top + insets.bottom;
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if (x1 - windowW > 10) { // if it fits to the left of the window
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window.setBounds(x1 - windowW, y1, windowW, windowH);
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//windowX = x1 - ww;
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//windowY = y1;
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} else { // if it fits inside the editor window
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x1 = parentLoc.x + PdePreferences.GRID_SIZE * 2; // 66
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y1 = parentLoc.y + PdePreferences.GRID_SIZE * 2; // 66
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if ((x1 + windowW > screen.width - PdePreferences.GRID_SIZE) ||
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(y1 + windowH > screen.height - PdePreferences.GRID_SIZE)) {
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// otherwise center on screen
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x1 = (screen.width - windowW) / 2;
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y1 = (screen.height - windowH) / 2;
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}
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window.setBounds(x1, y1, windowW, windowH); //ww, wh);
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}
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Color windowBgColor = PdePreferences.getColor("run.window.bgcolor");
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window.setBackground(windowBgColor);
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applet.setBounds((windowW - applet.width)/2,
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insets.top + ((windowH -
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insets.top - insets.bottom) -
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applet.height)/2,
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windowW, windowH);
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}
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applet.setVisible(true); // no effect
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if (windowLocation != null) {
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window.setLocation(windowLocation);
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}
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window.show();
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applet.requestFocus(); // necessary for key events
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}
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} catch (Exception e) {
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// this will pass through to the first part of message
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// this handles errors that happen inside setup()
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// mod by fry for removal of KjcEngine
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applet.finished = true;
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leechErr.println(PApplet.LEECH_WAKEUP);
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e.printStackTrace(this.leechErr);
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}
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}
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public void stop() {
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//System.out.println();
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//System.out.println("PdeRuntime.stop()");
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// check for null in case stop is called during compilation
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if (applet != null) {
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applet.stop();
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//if (window != null) window.hide();
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// above avoids NullPointerExceptions
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// but still threading is too complex, and so
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// some boogers are being left behind
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applet = null;
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//window = null;
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} else if (process != null) { // running externally
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//System.out.println("killing external process");
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try {
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//System.out.println("writing to stop process");
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processOutput.write('s');
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processOutput.flush();
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} catch (IOException e) {
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//System.err.println("error stopping external applet");
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//e.printStackTrace();
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close();
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}
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}
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}
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public void close() {
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//if (window != null) window.hide();
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if (window != null) {
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//System.err.println("disposing window");
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window.dispose();
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window = null;
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}
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if (process != null) {
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try {
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process.destroy();
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} catch (Exception e) {
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//System.err.println("(ignored) error while destroying");
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//e.printStackTrace();
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}
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process = null;
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}
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}
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public void message(String s) {
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//System.out.println("M" + s.length() + ":" + s);
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// this is PApplet sending a message (via System.out.println)
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// that signals that the applet has been quit.
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if (s.indexOf(PApplet.EXTERNAL_QUIT) == 0) {
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editor.doClose();
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return;
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}
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// this is the PApplet sending us a message that the applet
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// is being moved to a new window location
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if (s.indexOf(PApplet.EXTERNAL_MOVE) == 0) {
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String nums = s.substring(s.indexOf(' ') + 1);
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int space = nums.indexOf(' ');
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int left = Integer.parseInt(nums.substring(0, space));
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int top = Integer.parseInt(nums.substring(space + 1));
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editor.appletLocation = new Point(left, top);
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//System.out.println("wanna move to " + left + " " + top);
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return;
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}
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//System.err.println("message " + s.length() + ":" + s);
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if (s.length() > 2) System.err.println(s);
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// this is PApplet sending a message saying "i'm about to spew
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// a stack trace because an error occurred during PApplet.run()"
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if (s.indexOf(PApplet.LEECH_WAKEUP) == 0) {
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// newMessage being set to 'true' means that the next time
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// message() is called, expect the first line of the actual
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// error message & stack trace to be sent from the applet.
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newMessage = true;
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return; // this line ignored
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}
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// if s.length <=2, ignore it because that probably means
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// that it's just the platform line-terminators.
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if (newMessage && s.length() > 2) {
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exception = new PdeException(s); // type of java ex
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//System.out.println("setting ex type to " + s);
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newMessage = false;
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foundMessageSource = false;
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messageLineCount = 0;
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} else {
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messageLineCount++;
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// TODO this is insufficient. need to cycle through the
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// different classes that are currently loaded and see if
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// there is an error in one of them.
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//String className = sketch.mainClassName;
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//\s+at\s([\w\d\._]+)\.([\<\w\d_]+)\(([\w\d_].java\:(\d+)
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/*
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java.lang.NullPointerException
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at javatest.<init>(javatest.java:5)
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at Temporary_2425_1153.draw(Temporary_2425_1153.java:11)
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at PApplet.nextFrame(PApplet.java:481)
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at PApplet.run(PApplet.java:428)
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at java.lang.Thread.run(Unknown Source)
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*/
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if (!foundMessageSource) {
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// " at javatest.<init>(javatest.java:5)"
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// -> "javatest.<init>(javatest.java:5)"
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int afterAt = s.indexOf("at") + 3;
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//if (afterAt == -1) {
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if (afterAt == 2) { // means indexOf was -1
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System.err.println(s);
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return;
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}
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s = s.substring(afterAt + 1);
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// "javatest.<init>(javatest.java:5)"
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// -> "javatest.<init>" and "(javatest.java:5)"
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int startParen = s.indexOf('(');
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// at javatest.<init>(javatest.java:5)
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String pkgClassFxn = null;
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//String fileLine = null;
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int codeIndex = -1;
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int lineIndex = -1;
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if (startParen == -1) {
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pkgClassFxn = s;
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} else {
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pkgClassFxn = s.substring(0, startParen);
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// "(javatest.java:5)"
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String fileAndLine = s.substring(startParen + 1);
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fileAndLine = fileAndLine.substring(0, fileAndLine.length() - 1);
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//if (!fileAndLine.equals("Unknown Source")) {
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// "javatest.java:5"
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int colonIndex = fileAndLine.indexOf(':');
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if (colonIndex != -1) {
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String filename = fileAndLine.substring(0, colonIndex);
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// "javatest.java" and "5"
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//System.out.println("filename = " + filename);
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//System.out.println("pre0 = " + sketch.code[0].preprocName);
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for (int i = 0; i < sketch.codeCount; i++) {
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if (sketch.code[i].preprocName.equals(filename)) {
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codeIndex = i;
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break;
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}
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}
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if (codeIndex != -1) {
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// lineIndex is 1-indexed, but editor wants zero-indexed
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lineIndex = Integer.parseInt(fileAndLine.substring(colonIndex + 1));
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//System.out.println("code/line is " + codeIndex + " " + lineIndex);
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exception = new PdeException(exception.getMessage(),
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codeIndex, lineIndex - 1, -1);
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foundMessageSource = true;
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}
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}
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}
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editor.error(exception);
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/*
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int index = s.indexOf(className + ".java");
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if (index != -1) {
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int len = (className + ".java").length();
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String lineNumberStr = s.substring(index + len + 1);
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index = lineNumberStr.indexOf(')');
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lineNumberStr = lineNumberStr.substring(0, index);
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try {
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exception.line = Integer.parseInt(lineNumberStr) - 1; //2;
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} catch (NumberFormatException e) { }
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//e.printStackTrace(); // a recursive error waiting to happen?
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// if nfe occurs, who cares, still send the error on up
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editor.error(exception);
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*/
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/*
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// WARNING THESE ARE DISABLED!!
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} else if ((index = s.indexOf(className + ".class")) != -1) {
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// code to check for:
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// at Temporary_484_3845.loop(Compiled Code)
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// would also probably get:
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// at Temporary_484_3845.loop
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// which (i believe) is used by the mac and/or jview
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String functionStr = s.substring(index +
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(className + ".class").length() + 1);
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index = functionStr.indexOf('(');
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if (index != -1) {
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functionStr = functionStr.substring(0, index);
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}
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exception = new PdeException(//"inside \"" + functionStr + "()\": " +
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exception.getMessage() +
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" inside " + functionStr + "() " +
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"[add Compiler.disable() to setup()]");
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editor.error(exception);
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// this will fall through in tihs example:
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// at Temporary_4636_9696.pootie(Compiled Code)
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// at Temporary_4636_9696.loop(Temporary_4636_9696.java:24)
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// because pootie() (re)sets the exception title
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// and throws it, but then the line number gets set
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// because of the line that comes after
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*/
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} else if (messageLineCount > 5) {
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// this means the class name may not be mentioned
|
|
// in the stack trace.. this is just a general purpose
|
|
// error, but needs to make it through anyway.
|
|
// so if five lines have gone past, might as well signal
|
|
messageLineCount = -100;
|
|
exception = new PdeException(exception.getMessage());
|
|
editor.error(exception);
|
|
|
|
} else {
|
|
//System.err.print(s);
|
|
}
|
|
//System.out.println("got it " + s);
|
|
}
|
|
}
|
|
|
|
|
|
class SystemOutSiphon implements Runnable {
|
|
InputStream input;
|
|
Thread thread;
|
|
|
|
|
|
public SystemOutSiphon(InputStream input) {
|
|
this.input = input;
|
|
|
|
thread = new Thread(this);
|
|
thread.setPriority(Thread.MIN_PRIORITY);
|
|
thread.start();
|
|
}
|
|
|
|
public void run() {
|
|
byte boofer[] = new byte[1024];
|
|
|
|
// read, block until something good comes through
|
|
while (Thread.currentThread() == thread) {
|
|
try {
|
|
int count = input.read(boofer, 0, boofer.length);
|
|
if (count == -1) thread = null;
|
|
//System.out.print("bc" + count + " " + new String(boofer, 0, count));
|
|
//PApplet.println(boofer);
|
|
|
|
} catch (IOException e) {
|
|
thread = null;
|
|
}
|
|
//System.out.println("SystemOutSiphon: out");
|
|
//thread = null;
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
//while (Thread.currentThread() == thread) {
|
|
//try {
|
|
//while (true) {
|
|
//int count = input.available();
|
|
//int offset = 0;
|
|
int count = input.read(boofer, 0, boofer.length);
|
|
if (count == -1) {
|
|
System.out.println("SystemOutSiphon: out");
|
|
thread = null;
|
|
}
|
|
//if (count != -1) {
|
|
if (count > 0) {
|
|
System.out.print(new String(boofer, 0, count));
|
|
}
|
|
//}
|
|
//}
|
|
|
|
} catch (Exception e) {
|
|
System.err.println("SystemOutSiphon error " + e);
|
|
e.printStackTrace();
|
|
}
|
|
//Thread.yield();
|
|
try {
|
|
Thread.sleep(100);
|
|
} catch (InterruptedException e) { }
|
|
}
|
|
}
|
|
*/
|
|
|
|
}
|
|
}
|