processing4/app/src/processing/app/Base.java at main · processing/processing4 · GitHub

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/* -*- mode: java; c-basic-offset: 2; indent-tabs-mode: nil -*- */

Part of the Processing project - http://processing.org

This program is free software; you can redistribute it and/or

modify it under the terms of the GNU General Public License

version 2, as published by the Free Software Foundation.

This program is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

GNU General Public License for more details.

You should have received a copy of the GNU General Public License

along with this program; if not, write to the Free Software Foundation,

Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

package processing.app;

import com.formdev.flatlaf.FlatDarkLaf;

import com.formdev.flatlaf.FlatLaf;

import com.formdev.flatlaf.FlatLightLaf;

import org.jetbrains.annotations.NotNull;

import processing.app.contrib.*;

import processing.app.tools.Tool;

import processing.app.ui.*;

import processing.app.ui.Toolkit;

import processing.core.PApplet;

import processing.data.StringList;

import javax.swing.*;

import javax.swing.tree.DefaultMutableTreeNode;

import java.awt.*;

import java.awt.event.ActionListener;

import java.io.File;

import java.io.FileInputStream;

import java.io.IOException;

import java.io.InputStream;

import java.lang.reflect.InvocationTargetException;

import java.util.*;

import java.util.List;

import java.util.Map.Entry;

/**

* The base class for the main processing application.

* Primary role of this class is for platform identification and

* general interaction with the system (launching URLs, loading

* files and images, etc.) that comes from that.

public class Base {

/**

* Revision number, used for update checks and contribution compatibility.

static private final int REVISION = Integer.parseInt(System.getProperty("processing.revision", "1295"));

/**

* This might be replaced by main() if there's a lib/version.txt file.

static private String VERSION_NAME = System.getProperty("processing.version", "1295");

static final public String SKETCH_BUNDLE_EXT = ".pdez";

static final public String CONTRIB_BUNDLE_EXT = ".pdex";

/**

* True if heavy debugging error/log messages are enabled. Set to true

* if an empty file named 'debug' is found in the settings folder.

* See implementation in createAndShowGUI().

static public boolean DEBUG = Boolean.parseBoolean(System.getenv().getOrDefault("DEBUG", "false"));

/**

* is Processing being run from the command line (true) or from the GUI (false)?

static private boolean commandLine;

/**

* If settings.txt is present inside lib, it will be used to override

* the location of the settings folder so that "portable" versions

* of the software are possible.

static private File settingsOverride;

// A single instance of the preferences window

PreferencesFrame preferencesFrame;

// Location for untitled items

static File untitledFolder;

/** List of currently active editors. */

final protected List<Editor> editors =

Collections.synchronizedList(new ArrayList<>());

protected Editor activeEditor;

/** A lone file menu to be used when all sketch windows are closed. */

protected JMenu defaultFileMenu;

/**

* The next Mode to be used with handleNew() or handleOpen()

* (unless it's overridden by something else). Starts with the last

* Mode used with the environment, or the default mode if not used.

private Mode nextMode;

/** Only one built-in Mode these days, removing the extra fluff. */

private Mode coreMode;

// TODO can these be Set objects, or are they expected to be in order?

private List<ModeContribution> contribModes;

private List<ExamplesContribution> contribExamples;

/** These aren't even dynamically loaded, they're hard-wired here. */

private List<Tool> internalTools;

// TODO can these be Set objects, or are they expected to be in order?

private List<ToolContribution> coreTools;

private List<ToolContribution> contribTools;

/** Current tally of available updates (used for new Editor windows). */

private int updatesAvailable = 0;

// Used by handleOpen(), this saves the chooser to remember the directory.

// Doesn't appear to be necessary with the AWT native file dialog.

// https://github.com/processing/processing/pull/2366

private JFileChooser openChooser;

static public void main(final String[] args) {

Messages.log("Starting Processing version" + VERSION_NAME + " revision "+ REVISION);

EventQueue.invokeLater(() -> {

run(args);

});

}

/**

* The main run() method, wrapped in a try/catch to

* provide a graceful error message if something goes wrong.

private static void run(String[] args) {

try {

createAndShowGUI(args);

} catch (Throwable t) {

// Windows Defender has been insisting on destroying each new

// release by removing core.jar and other files. Yay!

// https://github.com/processing/processing/issues/5537

if (Platform.isWindows()) {

String mess = t.getMessage();

String missing = null;

if (mess.contains("Could not initialize class com.sun.jna.Native")) {

//noinspection SpellCheckingInspection

missing = "jnidispatch.dll";

} else if (t instanceof NoClassDefFoundError &&

mess.contains("processing/core/PApplet")) {

// Had to change how this was called

// https://github.com/processing/processing4/issues/154

missing = "core.jar";

}

if (missing != null) {

Messages.showError("Necessary files are missing",

"A file required by Processing (" + missing + ") is missing.\n\n" +

"Make sure that you're not trying to run Processing from inside\n" +

"the .zip file you downloaded, and check that Windows Defender\n" +

"has not removed files from the Processing folder.\n\n" +

"(Defender sometimes flags parts of Processing as malware.\n" +

"It is not, but Microsoft has ignored our pleas for help.)", t);

}

Messages.showTrace("Unknown Problem",

"A serious error happened during startup. Please report:\n" +

"http://github.com/processing/processing4/issues/new", t, true);

}

static private void createAndShowGUI(String[] args) {

checkVersion();

checkPortable();

Platform.init();

// call after Platform.init() because we need the settings folder

Console.startup();

// Don't put anything above this line that might make GUI,

// because the platform has to be inited properly first.

// Make sure a full JDK is installed

//initRequirements();

// Load the languages

Language.init();

// run static initialization that grabs all the prefs

Preferences.init();

PreferencesEvents.onUpdated(Preferences::init);

// boolean flag indicating whether to create new server instance or not

boolean createNewInstance = DEBUG || !SingleInstance.alreadyRunning(args);

// free up resources by terminating the JVM

if(!createNewInstance){

System.exit(0);

return;

}

// Set the look and feel before opening the window

setLookAndFeel();

// Get the sketchbook path, and make sure it's set properly

locateSketchbookFolder();

// Load colors for UI elements. This must happen after Preferences.init()

// (so that fonts are set) and locateSketchbookFolder() so that a

// theme.txt file in the user's sketchbook folder is picked up.

Theme.init();

// Create a location for untitled sketches

setupUntitleSketches();

Messages.log("About to create Base...");

try {

final Base base = new Base(args);

base.updateTheme();

Messages.log("Base() constructor succeeded");

// Prevent more than one copy of the PDE from running.

SingleInstance.startServer(base);

handleWelcomeScreen(base);

handleCrustyDisplay();

handleTempCleaning();

} catch (Throwable t) {

// Catch-all to pick up badness during startup.

Throwable err = t;

if (t.getCause() != null) {

// Usually this is the more important piece of information. We'll

// show this one so that it's not truncated in the error window.

err = t.getCause();

}

Messages.showTrace("We're off on the wrong foot",

"An error occurred during startup.", err, true);

}

Messages.log("Done creating Base...");

}

private static void setupUntitleSketches() {

try {

// Users on a shared machine may also share a TEMP folder,

// which can cause naming collisions; use a UUID as the name

// for the subfolder to introduce another layer of indirection.

// https://github.com/processing/processing4/issues/549

// The UUID also prevents collisions when restarting the

// software. Otherwise, after using up the a-z naming options

// it was not possible for users to restart (without manually

// finding and deleting the TEMP files).

// https://github.com/processing/processing4/issues/582

String uuid = UUID.randomUUID().toString();

untitledFolder = new File(Util.getProcessingTemp(), uuid);

} catch (IOException e) {

Messages.showError("Trouble without a name",

"Could not create a place to store untitled sketches.\n" +

"That's gonna prevent us from continuing.", e);

}

private static void setLookAndFeel() {

try {

// Use native popups to avoid looking crappy on macOS

JPopupMenu.setDefaultLightWeightPopupEnabled(false);

Platform.setLookAndFeel();

Platform.setInterfaceZoom();

} catch (Exception e) {

Messages.err("Error while setting up the interface", e); //$NON-NLS-1$

}

public void updateTheme() {

try {

FlatLaf laf = "dark".equals(Theme.get("laf.mode")) ?

new FlatDarkLaf() : new FlatLightLaf();

laf.setExtraDefaults(Collections.singletonMap("@accentColor",

Theme.get("laf.accent.color")));

//UIManager.setLookAndFeel(laf);

FlatLaf.setup(laf);

// updateUI() will wipe out our custom components

// even if we do a setUI() call and invalidate/revalidate/repaint

// FlatLaf.updateUI();

// System.out.println("FlatLaf.updateUI() should be done");

// FlatLaf.updateUILater();

} catch (Exception e) {

e.printStackTrace();

}

if (preferencesFrame != null) {

preferencesFrame.updateTheme();

}

ContributionManager.updateTheme();

for (Editor editor : getEditors()) {

editor.updateTheme();

// Component sb = editor.getPdeTextArea();

// sb.invalidate();

// sb.revalidate();

// sb.repaint();

}

Window[] windows = Window.getWindows();

for (Window w : windows) {

SwingUtilities.updateComponentTreeUI(w);

}

static private void handleWelcomeScreen(Base base) {

// Needs to be shown after the first editor window opens, so that it

// shows up on top, and doesn't prevent an editor window from opening.

if (Preferences.getBoolean("welcome.four.show")) {

PDEWelcomeKt.showWelcomeScreen(base);

}

/**

* Temporary workaround as we try to sort out

* <a href="https://github.com/processing/processing4/issues/231">231</a>

* and <a href="https://github.com/processing/processing4/issues/226">226</a>.

static private void handleCrustyDisplay() {

System.out.println("retina is " + Toolkit.isRetina());

System.out.println("system zoom " + Platform.getSystemZoom());

System.out.println("java2d param is " + System.getProperty("sun.java2d.uiScale.enabled"));

System.out.println("toolkit res is " + java.awt.Toolkit.getDefaultToolkit().getScreenResolution());

if (Platform.isWindows()) { // only an issue on Windows

if (!Toolkit.isRetina() && !Splash.getDisableHiDPI()) {

int res = java.awt.Toolkit.getDefaultToolkit().getScreenResolution();

if (res % 96 != 0) {

// fractional dpi scaling on a low-res screen

System.out.println("If the editor cursor is in the wrong place or the interface is blocky or fuzzy,");

System.out.println("open Preferences and select the “Disable HiDPI Scaling” option to fix it.");

}

static private void handleTempCleaning() {

new Thread(() -> {

Console.cleanTempFiles();

cleanTempFolders();

}).start();

}

/**

* Clean folders and files from the Processing subdirectory

* of the user's temp folder (java.io.tmpdir).

static public void cleanTempFolders() {

try {

final File tempDir = Util.getProcessingTemp();

final int days = Preferences.getInteger("temp.days");

if (days > 0) {

final long now = new Date().getTime();

final long diff = days * 24 * 60 * 60 * 1000L;

File[] expiredFiles =

tempDir.listFiles(file -> (now - file.lastModified()) > diff);

if (expiredFiles != null) {

// Remove the files approved for deletion

for (File file : expiredFiles) {

try {

// move to trash or delete if unavailable

Platform.deleteFile(file);

} catch (IOException e) {

e.printStackTrace();

}

} catch (IOException e) {

e.printStackTrace();

}

/**

* Check for a version.txt file in the lib folder to override

private static void checkVersion() {

File versionFile = Platform.getContentFile("lib/version.txt");

if (versionFile != null && versionFile.exists()) {

String[] lines = PApplet.loadStrings(versionFile);

if (lines != null && lines.length > 0) {

if (!VERSION_NAME.equals(lines[0])) {

VERSION_NAME = lines[0];

}

/**

* Check for portable settings.txt file in the lib folder

* to override the location of the settings folder.

static void checkPortable() {

// Detect settings.txt in the lib folder for portable versions

File settingsFile = Platform.getContentFile("lib/settings.txt");

if (settingsFile != null && settingsFile.exists()) {

try {

Settings portable = new Settings(settingsFile);

String path = portable.get("settings.path");

File folder = new File(path);

boolean success = true;

if (!folder.exists()) {

success = folder.mkdirs();

if (!success) {

Messages.err("Could not create " + folder + " to store settings.");

}

if (success) {

if (!folder.canRead()) {

Messages.err("Cannot read from " + folder);

} else if (!folder.canWrite()) {

Messages.err("Cannot write to " + folder);

} else {

settingsOverride = folder.getAbsoluteFile();

}

} catch (IOException e) {

Messages.err("Error while reading the settings.txt file", e);

}

// . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

/**

* @return the current revision number, safe to be used for update checks

static public int getRevision() {

return REVISION;

}

/**

* @return something like 2.2.1 or 3.0b4 (or 0213 if it's not a release)

static public String getVersionName() {

return VERSION_NAME;

}

public static void setCommandLine() {

commandLine = true;

}

static public boolean isCommandLine() {

return commandLine;

}

// . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

public Base(String[] args) throws Exception {

ContributionManager.init(this);

buildCoreModes();

rebuildContribModes();

rebuildContribExamples();

rebuildToolList();

// Needs to happen after the sketchbook folder has been located.

// Also relies on the modes to be loaded, so it knows what can be

// marked as an example.

Recent.init(this);

setupNextMode();

//contributionManagerFrame = new ContributionManagerDialog();

// Make sure ThinkDifferent has library examples too

nextMode.rebuildLibraryList();

// Put this after loading the examples, so that building the default file

// menu works on Mac OS X (since it needs examplesFolder to be set).

Platform.initBase(this);

// check for updates

UpdateCheck.doCheck(this);

ContributionListing cl = ContributionListing.getInstance();

cl.downloadAvailableList(this, new ContribProgress(null));

openFilesOrNew(args);

}

private void openFilesOrNew(String[] args) {

// Check if there were previously opened sketches to be restored

// boolean opened = restoreSketches();

boolean opened = false;

// Check if any files were passed in on the command line

for (int i = 0; i < args.length; i++) {

Messages.logf("Parsing command line... args[%d] = '%s'", i, args[i]);

String path = args[i];

// Fix a problem with systems that use a non-ASCII languages. Paths are

// being passed in with 8.3 syntax, which makes the sketch loader code

// unhappy, since the sketch folder naming doesn't match up correctly.

// https://download.processing.org/bugzilla/1089.html

if (Platform.isWindows()) {

try {

File file = new File(args[i]);

path = file.getCanonicalPath();

Messages.logf("Changing %s to canonical %s", i, args[i], path);

} catch (IOException e) {

e.printStackTrace();

}

if (handleOpen(path) != null) {

opened = true;

}

// Create a new empty window (will be replaced with any files to be opened)

if (!opened) {

Messages.log("Calling handleNew() to open a new window");

handleNew();

} else {

Messages.log("No handleNew(), something passed on the command line");

}

private void setupNextMode() {

String lastModeIdentifier = Preferences.get("mode.last"); //$NON-NLS-1$

if (lastModeIdentifier == null) {

nextMode = getDefaultMode();

Messages.log("Nothing set for last.sketch.mode, using default."); //$NON-NLS-1$

} else {

for (Mode m : getModeList()) {

if (m.getIdentifier().equals(lastModeIdentifier)) {

Messages.logf("Setting next mode to %s.", lastModeIdentifier); //$NON-NLS-1$

nextMode = m;

}

if (nextMode == null) {

nextMode = getDefaultMode();

Messages.logf("Could not find mode %s, using default.", lastModeIdentifier); //$NON-NLS-1$

}

// . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

/**

* Limited file menu to be used on OS X when no sketches are open.

public JMenu initDefaultFileMenu() {

defaultFileMenu = new JMenu(Language.text("menu.file"));

JMenuItem item = Toolkit.newJMenuItem(Language.text("menu.file.new"), 'N');

item.addActionListener(e -> handleNew());

defaultFileMenu.add(item);

item = Toolkit.newJMenuItem(Language.text("menu.file.open"), 'O');

item.addActionListener(e -> handleOpenPrompt());

defaultFileMenu.add(item);

item = Toolkit.newJMenuItemShift(Language.text("menu.file.sketchbook"), 'K');

item.addActionListener(e -> showSketchbookFrame());

defaultFileMenu.add(item);

item = Toolkit.newJMenuItemShift(Language.text("menu.file.examples"), 'O');

item.addActionListener(e -> showExamplesFrame());

defaultFileMenu.add(item);

return defaultFileMenu;

}

// . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

/**

* Tools require an 'Editor' object when they're instantiated, but

* the activeEditor will be null when the first Editor that opens is

* creating its Tools menu. This will temporarily set the activeEditor

* to the one that's opening so that we don't go all NPE on startup.

* If there's already an active editor, then this does nothing.

public void checkFirstEditor(Editor editor) {

if (activeEditor == null) {

activeEditor = editor;

}

/** Returns the front most, active editor window. */

public Editor getActiveEditor() {

return activeEditor;

}

/** Get the list of currently active editor windows. */

public List<Editor> getEditors() {

return editors;

}

/**

* Called when a window is activated. Because of variations in native

* windowing systems, no guarantees about changes to the focused and active

* Windows can be made. Never assume that this Window is the focused or

* active Window until this Window actually receives a WINDOW_GAINED_FOCUS

* or WINDOW_ACTIVATED event.

public void handleActivated(Editor whichEditor) {

activeEditor = whichEditor;

// set the current window to be the console that's getting output

EditorConsole.setEditor(activeEditor);

// make this the next mode to be loaded

nextMode = whichEditor.getMode();

Preferences.set("mode.last", nextMode.getIdentifier()); //$NON-NLS-1$

}

// . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

public void refreshContribs(ContributionType ct) {

if (ct == ContributionType.LIBRARY) {

for (Mode m : getModeList()) {

m.rebuildImportMenu();

}

} else if (ct == ContributionType.MODE) {

rebuildContribModes();

for (Editor editor : editors) {

editor.rebuildModePopup();

}

} else if (ct == ContributionType.TOOL) {

rebuildToolList();

for (Editor editor : editors) {

populateToolsMenu(editor.getToolMenu());

}

} else if (ct == ContributionType.EXAMPLES) {

rebuildContribExamples();

for (Mode m : getModeList()) {

m.rebuildExamplesFrame();

}

/**

* Get all the contributed Modes, Libraries, Tools, and Examples.

* Used by the Contribution Manager to report what's installed while

* checking for updates and available contributions.

public Set<Contribution> getInstalledContribs() {

List<ModeContribution> modeContribs = getContribModes();

Set<Contribution> contributions = new HashSet<>(modeContribs);

for (ModeContribution modeContrib : modeContribs) {

Mode mode = modeContrib.getMode();

contributions.addAll(mode.contribLibraries);

contributions.addAll(mode.foundationLibraries);

}

contributions.addAll(getContribTools());

contributions.addAll(getContribExamples());

return contributions;

}

public void tallyUpdatesAvailable() {

// Significant rewrite from previous version seen in

// https://github.com/processing/processing4/commit/a2e8cd7

// Also counting all updates, not just those for the current Mode.

// (Too confusing otherwise, having different counts.)

Set<Contribution> installed = getInstalledContribs();

ContributionListing listing = ContributionListing.getInstance();

int newCount = 0;

for (Contribution contrib : installed) {

if (listing.hasUpdates(contrib)) {

newCount++;

}

updatesAvailable = newCount;

synchronized (editors) {

for (Editor editor : editors) {

editor.setUpdatesAvailable(updatesAvailable);

}

// . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

public List<Mode> getModeList() {

List<Mode> outgoing = new ArrayList<>();

outgoing.add(coreMode);

if (contribModes != null) {

for (ModeContribution contrib : contribModes) {

outgoing.add(contrib.getMode());

}

return outgoing;

}

void buildCoreModes() {

ModeContribution javaModeContrib =

ModeContribution.load(this, Platform.getContentFile("modes/java"),

getDefaultModeIdentifier());

if (javaModeContrib == null) {

Messages.showError("Startup Error",

"Could not load Java Mode, please reinstall Processing.",

new Exception("ModeContribution.load() was null"));

} else {

// PDE X calls getModeList() while it's loading, so coreModes must be set

//coreModes = new Mode[] { javaModeContrib.getMode() };

coreMode = javaModeContrib.getMode();

}

public List<ModeContribution> getContribModes() {

return contribModes;

}

/**

* Instantiates and adds new contributed modes to the contribModes list.

* Checks for duplicates so the same mode isn't instantiated twice. Does not

* remove modes because modes can't be removed once they are instantiated.

void rebuildContribModes() {

if (contribModes == null) {

contribModes = new ArrayList<>();

}

File modesFolder = getSketchbookModesFolder();

Map<File, ModeContribution> known = new HashMap<>();

for (ModeContribution contrib : getContribModes()) {

known.put(contrib.getFolder(), contrib);

}

File[] potential = ContributionType.MODE.listCandidates(modesFolder);

// If modesFolder does not exist or is inaccessible (folks might like to

// mess with folders then report it as a bug) 'potential' will be null.

if (potential != null) {

for (File folder : potential) {

if (!known.containsKey(folder)) {

try {

contribModes.add(new ModeContribution(this, folder, null));

} catch (NoSuchMethodError | NoClassDefFoundError ne) {

System.err.println(folder.getName() + " is not compatible with this version of Processing");

if (DEBUG) ne.printStackTrace();

} catch (InvocationTargetException ite) {

System.err.println(folder.getName() + " could not be loaded and may not compatible with this version of Processing");

if (DEBUG) ite.printStackTrace();

} catch (IgnorableException ig) {

Messages.log(ig.getMessage());

if (DEBUG) ig.printStackTrace();

} catch (Throwable e) {

System.err.println("Could not load Mode from " + folder);

e.printStackTrace();

}

} else {

known.remove(folder); // remove this item as already been seen

}

// This allows you to build and test a Mode from Eclipse

// -Dusemode=com.foo.FrobMode:/path/to/FrobMode

final String useMode = System.getProperty("usemode");

if (useMode != null) {

final String[] modeInfo = useMode.split(":", 2);

final String modeClass = modeInfo[0];

final String modeResourcePath = modeInfo[1];

System.out.println("Attempting to load " + modeClass + " with resources at " + modeResourcePath);

ModeContribution mc = ModeContribution.load(this, new File(modeResourcePath), modeClass);

contribModes.add(mc);

File key = getModeContribFile(mc, known);

if (key != null) {

known.remove(key);

}

if (known.size() != 0) {

for (ModeContribution mc : known.values()) {

System.out.println("Extraneous Mode entry: " + mc.getName());

}

static private File getModeContribFile(ModeContribution contrib,

Map<File, ModeContribution> known) {

for (Entry<File, ModeContribution> entry : known.entrySet()) {

if (entry.getValue() == contrib) {

return entry.getKey();

}

return null;

}

// . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

public List<ToolContribution> getCoreTools() {

return coreTools;

}

public List<ToolContribution> getContribTools() {

return contribTools;

}

public void rebuildToolList() {

// Only do these once because the list of internal tools will never change

if (internalTools == null) {

internalTools = new ArrayList<>();

initInternalTool(processing.app.tools.Archiver.class);

initInternalTool(processing.app.tools.ColorSelector.class);

initInternalTool(processing.app.tools.CreateFont.class);

if (Platform.isMacOS()) {

initInternalTool(processing.app.tools.InstallCommander.class);

}

initInternalTool(processing.app.tools.ThemeSelector.class);

}

// Only init() these the first time they're loaded

if (coreTools == null) {

coreTools = ToolContribution.loadAll(Base.getToolsFolder());

for (Tool tool : coreTools) {

tool.init(this);

}

// Reset the contributed tools and re-init() all of them.

contribTools = ToolContribution.loadAll(Base.getSketchbookToolsFolder());

for (Tool tool : contribTools) {

try {

tool.init(this);

// With the exceptions, we can't call statusError because the window

// isn't completely set up yet. Also not gonna pop up a warning because

// people may still be running different versions of Processing.

} catch (VerifyError | AbstractMethodError ve) {

System.err.println("\"" + tool.getMenuTitle() + "\" is not " +

"compatible with this version of Processing");

Messages.err("Incompatible Tool found during tool.init()", ve);

} catch (NoSuchMethodError nsme) {

System.err.println("\"" + tool.getMenuTitle() + "\" is not " +

"compatible with this version of Processing");

System.err.println("The " + nsme.getMessage() + " method no longer exists.");

Messages.err("Incompatible Tool found during tool.init()", nsme);

} catch (NoClassDefFoundError ncdfe) {

System.err.println("\"" + tool.getMenuTitle() + "\" is not " +

"compatible with this version of Processing");

System.err.println("The " + ncdfe.getMessage() + " class is no longer available.");

Messages.err("Incompatible Tool found during tool.init()", ncdfe);

} catch (Error | Exception e) {

System.err.println("An error occurred inside \"" + tool.getMenuTitle() + "\"");

e.printStackTrace();

}

protected void initInternalTool(Class<?> toolClass) {

try {

final Tool tool = (Tool)

toolClass.getDeclaredConstructor().newInstance();

tool.init(this);

internalTools.add(tool);

} catch (Exception e) {

e.printStackTrace();

}

public void clearToolMenus() {

for (Editor ed : editors) {

ed.clearToolMenu();

}

public void populateToolsMenu(JMenu toolsMenu) {

// If this is the first run, need to build out the lists

if (internalTools == null) {

rebuildToolList();

}

toolsMenu.removeAll();

for (Tool tool : internalTools) {

toolsMenu.add(createToolItem(tool));

}

toolsMenu.addSeparator();

if (!coreTools.isEmpty()) {

for (Tool tool : coreTools) {

toolsMenu.add(createToolItem(tool));

}

toolsMenu.addSeparator();

}

if (!contribTools.isEmpty()) {

for (Tool tool : contribTools) {

toolsMenu.add(createToolItem(tool));

}

toolsMenu.addSeparator();

}

JMenuItem manageTools =

new JMenuItem(Language.text("menu.tools.manage_tools"));

manageTools.addActionListener(e -> ContributionManager.openTools());

toolsMenu.add(manageTools);

}

JMenuItem createToolItem(final Tool tool) { //, Map<String, JMenuItem> toolItems) {

String title = tool.getMenuTitle();

final JMenuItem item = new JMenuItem(title);

item.addActionListener(e -> {

try {

tool.run();

} catch (NoSuchMethodError | NoClassDefFoundError ne) {

Messages.showWarning("Tool out of date",

tool.getMenuTitle() + " is not compatible with this version of Processing.\n" +

"Try updating the Mode or contact its author for a new version.", ne);

Messages.err("Incompatible tool found during tool.run()", ne);

item.setEnabled(false);

} catch (Exception ex) {

activeEditor.statusError("An error occurred inside \"" + tool.getMenuTitle() + "\"");

ex.printStackTrace();

item.setEnabled(false);

}

});

//toolItems.put(title, item);

return item;

}

// . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

void rebuildContribExamples() {

contribExamples =

ExamplesContribution.loadAll(getSketchbookExamplesFolder());

}

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processing4/app/src/processing/app/Base.java at main · processing/processing4 · GitHub

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