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Arduino/app/Preferences.java

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/* -*- mode: jde; c-basic-offset: 2; indent-tabs-mode: nil -*- */
/*
Part of the Arduino project - http://arduino.berlios.de
Based on the Processing project - http://www.processing.org
Copyright (c) 2004-05 Ben Fry and Casey Reas
Copyright (c) 2001-04 Massachusetts Institute of Technology
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
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 processing.app.syntax.*;
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.net.*;
import java.util.*;
import java.util.zip.*;
import javax.swing.*;
import javax.swing.border.*;
import javax.swing.event.*;
import javax.swing.filechooser.*;
import javax.swing.text.*;
import javax.swing.undo.*;
import processing.core.PApplet;
// TODO change this to use the Java Preferences API
// http://www.onjava.com/pub/a/onjava/synd/2001/10/17/j2se.html
// http://www.particle.kth.se/~lindsey/JavaCourse/Book/Part1/Java/Chapter10/Preferences.html
/**
* Storage class for user preferences and environment settings.
* <P>
* This class no longer uses the Properties class, since
* properties files are iso8859-1, which is highly likely to
* be a problem when trying to save sketch folders and locations.
* <p>
* This is very poorly put together, that the prefs panel and the
* actual prefs i/o is part of the same code. But there hasn't yet
* been a compelling reason to bother with the separation.
*/
public class Preferences {
// what to call the feller
static final String PREFS_FILE = "preferences.txt";
// platform strings (used to get settings for specific platforms)
static final String platforms[] = {
"other", "windows", "macos9", "macosx", "linux"
};
// prompt text stuff
static final String PROMPT_YES = "Yes";
static final String PROMPT_NO = "No";
static final String PROMPT_CANCEL = "Cancel";
static final String PROMPT_OK = "OK";
static final String PROMPT_SEND = "Send";
static final String PROMPT_BROWSE = "Browse";
/**
* Standardized width for buttons. Mac OS X 10.3 wants 70 as its default,
* Windows XP needs 66, and Linux needs 76, so 76 seems proper.
*/
static public int BUTTON_WIDTH = 76;
/**
* Standardized button height. Mac OS X 10.3 (Java 1.4) wants 29,
* presumably because it now includes the blue border, where it didn't
* in Java 1.3. Windows XP only wants 23 (not sure what default Linux
* would be). Because of the disparity, on Mac OS X, it will be set
* inside a static block.
*/
static public int BUTTON_HEIGHT = 24;
/*
// remove this for 0121, because quaqua takes care of it
static {
if (Base.isMacOS()) BUTTON_HEIGHT = 29;
}
*/
// value for the size bars, buttons, etc
static final int GRID_SIZE = 33;
// indents and spacing standards. these probably need to be modified
// per platform as well, since macosx is so huge, windows is smaller,
// and linux is all over the map
static final int GUI_BIG = 13;
static final int GUI_BETWEEN = 10;
static final int GUI_SMALL = 6;
// gui elements
//JDialog dialog;
JFrame dialog;
int wide, high;
JTextField sketchbookLocationField;
JCheckBox exportSeparateBox;
JCheckBox sketchPromptBox;
JCheckBox sketchCleanBox;
JCheckBox externalEditorBox;
JCheckBox memoryOverrideBox;
JTextField memoryField;
JCheckBox checkUpdatesBox;
JTextField fontSizeField;
// the calling editor, so updates can be applied
Editor editor;
// data model
// we have multiple preference files, one main one and a few subsidiary
// ones with prefixes. the preferences from the main file go in table
// and are saved back to the main file. the preferences from the
// subsidiary files are stored in prefixes (which maps a prefix string to
// a Hashtable mapping unprefixed keys to values) and are not saved.
static Hashtable table = new Hashtable();
static Hashtable prefixes = new Hashtable();
static File preferencesFile;
static public void init() {
// start by loading the defaults, in case something
// important was deleted from the user prefs
try {
load(Base.getStream("preferences.txt"));
} catch (Exception e) {
Base.showError(null, "Could not read default settings.\n" +
"You'll need to reinstall Arduino.", e);
}
// check for platform-specific properties in the defaults
String platformExtension = "." +
platforms[processing.core.PApplet.platform];
int extensionLength = platformExtension.length();
Enumeration e = table.keys(); //properties.propertyNames();
while (e.hasMoreElements()) {
String key = (String) e.nextElement();
if (key.endsWith(platformExtension)) {
// this is a key specific to a particular platform
String actualKey = key.substring(0, key.length() - extensionLength);
String value = get(key);
table.put(actualKey, value);
}
}
// other things that have to be set explicitly for the defaults
setColor("run.window.bgcolor", SystemColor.control);
// next load user preferences file
preferencesFile = Base.getSettingsFile(PREFS_FILE);
if (!preferencesFile.exists()) {
// create a new preferences file if none exists
// saves the defaults out to the file
save();
} else {
// load the previous preferences file
try {
load(new FileInputStream(preferencesFile));
} catch (Exception ex) {
Base.showError("Error reading preferences",
"Error reading the preferences file. " +
"Please delete (or move)\n" +
preferencesFile.getAbsolutePath() +
" and restart Arduino.", ex);
}
}
try {
load(new FileInputStream(new File(
System.getProperty("user.dir") +
File.separator + "hardware" +
File.separator + "boards.txt")),
"boards");
} catch (Exception ex) {
Base.showError("Error reading board definitions",
"Error reading the board definitions file. " +
"Please re-download or re-unzip Arduino.\n", ex);
}
try {
load(new FileInputStream(new File(
System.getProperty("user.dir") +
File.separator + "hardware" +
File.separator + "programmers.txt")),
"programmers");
} catch (Exception ex) {
Base.showError("Error reading programmers definitions",
"Error reading the programmers definitions file. " +
"Please re-download or re-unzip Arduino.\n", ex);
}
}
public Preferences() {
// setup dialog for the prefs
//dialog = new JDialog(editor, "Preferences", true);
dialog = new JFrame("Preferences");
dialog.setResizable(false);
Container pain = dialog.getContentPane();
pain.setLayout(null);
int top = GUI_BIG;
int left = GUI_BIG;
int right = 0;
JLabel label;
JButton button, button2;
JComboBox combo;
Dimension d, d2, d3;
int h, v, vmax;
// [ ] Prompt for name and folder when creating new sketch
sketchPromptBox =
new JCheckBox("Prompt for name when opening or creating a sketch");
pain.add(sketchPromptBox);
d = sketchPromptBox.getPreferredSize();
sketchPromptBox.setBounds(left, top, d.width, d.height);
right = Math.max(right, left + d.width);
top += d.height + GUI_BETWEEN;
// [ ] Delete empty sketches on Quit
sketchCleanBox = new JCheckBox("Delete empty sketches on Quit");
pain.add(sketchCleanBox);
d = sketchCleanBox.getPreferredSize();
sketchCleanBox.setBounds(left, top, d.width, d.height);
right = Math.max(right, left + d.width);
top += d.height + GUI_BETWEEN;
// Sketchbook location:
// [...............................] [ Browse ]
label = new JLabel("Sketchbook location:");
pain.add(label);
d = label.getPreferredSize();
label.setBounds(left, top, d.width, d.height);
top += d.height; // + GUI_SMALL;
sketchbookLocationField = new JTextField(40);
pain.add(sketchbookLocationField);
d = sketchbookLocationField.getPreferredSize();
button = new JButton(PROMPT_BROWSE);
button.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
/*
JFileChooser fc = new JFileChooser();
fc.setSelectedFile(new File(sketchbookLocationField.getText()));
fc.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
int returned = fc.showOpenDialog(new JDialog());
if (returned == JFileChooser.APPROVE_OPTION) {
File file = fc.getSelectedFile();
sketchbookLocationField.setText(file.getAbsolutePath());
}
*/
File dflt = new File(sketchbookLocationField.getText());
File file =
Base.selectFolder("Select new sketchbook location", dflt, dialog);
if (file != null) {
sketchbookLocationField.setText(file.getAbsolutePath());
}
}
});
pain.add(button);
d2 = button.getPreferredSize();
// take max height of all components to vertically align em
vmax = Math.max(d.height, d2.height);
//label.setBounds(left, top + (vmax-d.height)/2,
// d.width, d.height);
//h = left + d.width + GUI_BETWEEN;
sketchbookLocationField.setBounds(left, top + (vmax-d.height)/2,
d.width, d.height);
h = left + d.width + GUI_SMALL; //GUI_BETWEEN;
button.setBounds(h, top + (vmax-d2.height)/2,
d2.width, d2.height);
right = Math.max(right, h + d2.width + GUI_BIG);
top += vmax + GUI_BETWEEN;
// Editor font size [ ]
Container box = Box.createHorizontalBox();
label = new JLabel("Editor font size: ");
box.add(label);
fontSizeField = new JTextField(4);
box.add(fontSizeField);
label = new JLabel(" (requires restart of Arduino)");
box.add(label);
pain.add(box);
d = box.getPreferredSize();
box.setBounds(left, top, d.width, d.height);
Font editorFont = Preferences.getFont("editor.font");
fontSizeField.setText(String.valueOf(editorFont.getSize()));
top += d.height + GUI_BETWEEN;
// [ ] Use external editor
externalEditorBox = new JCheckBox("Use external editor");
pain.add(externalEditorBox);
d = externalEditorBox.getPreferredSize();
externalEditorBox.setBounds(left, top, d.width, d.height);
right = Math.max(right, left + d.width);
top += d.height + GUI_BETWEEN;
// [ ] Check for updates on startup
checkUpdatesBox = new JCheckBox("Check for updates on startup");
pain.add(checkUpdatesBox);
d = checkUpdatesBox.getPreferredSize();
checkUpdatesBox.setBounds(left, top, d.width, d.height);
right = Math.max(right, left + d.width);
top += d.height + GUI_BETWEEN;
// More preferences are in the ...
label = new JLabel("More preferences can be edited directly in the file");
pain.add(label);
d = label.getPreferredSize();
label.setForeground(Color.gray);
label.setBounds(left, top, d.width, d.height);
right = Math.max(right, left + d.width);
top += d.height; // + GUI_SMALL;
label = new JLabel(preferencesFile.getAbsolutePath());
pain.add(label);
d = label.getPreferredSize();
label.setBounds(left, top, d.width, d.height);
right = Math.max(right, left + d.width);
top += d.height;
label = new JLabel("(edit only when Arduino is not running)");
pain.add(label);
d = label.getPreferredSize();
label.setForeground(Color.gray);
label.setBounds(left, top, d.width, d.height);
right = Math.max(right, left + d.width);
top += d.height; // + GUI_SMALL;
// [ OK ] [ Cancel ] maybe these should be next to the message?
button = new JButton(PROMPT_OK);
button.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
applyFrame();
disposeFrame();
}
});
pain.add(button);
d2 = button.getPreferredSize();
BUTTON_HEIGHT = d2.height;
h = right - (BUTTON_WIDTH + GUI_SMALL + BUTTON_WIDTH);
button.setBounds(h, top, BUTTON_WIDTH, BUTTON_HEIGHT);
h += BUTTON_WIDTH + GUI_SMALL;
button = new JButton(PROMPT_CANCEL);
button.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
disposeFrame();
}
});
pain.add(button);
button.setBounds(h, top, BUTTON_WIDTH, BUTTON_HEIGHT);
top += BUTTON_HEIGHT + GUI_BETWEEN;
// finish up
wide = right + GUI_BIG;
high = top + GUI_SMALL;
//setSize(wide, high);
// closing the window is same as hitting cancel button
dialog.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
disposeFrame();
}
});
ActionListener disposer = new ActionListener() {
public void actionPerformed(ActionEvent actionEvent) {
disposeFrame();
}
};
Base.registerWindowCloseKeys(dialog.getRootPane(), disposer);
Dimension screen = Toolkit.getDefaultToolkit().getScreenSize();
dialog.setLocation((screen.width - wide) / 2,
(screen.height - high) / 2);
dialog.pack(); // get insets
Insets insets = dialog.getInsets();
dialog.setSize(wide + insets.left + insets.right,
high + insets.top + insets.bottom);
// handle window closing commands for ctrl/cmd-W or hitting ESC.
pain.addKeyListener(new KeyAdapter() {
public void keyPressed(KeyEvent e) {
KeyStroke wc = Editor.WINDOW_CLOSE_KEYSTROKE;
if ((e.getKeyCode() == KeyEvent.VK_ESCAPE) ||
(KeyStroke.getKeyStrokeForEvent(e).equals(wc))) {
disposeFrame();
}
}
});
}
/*
protected JRootPane createRootPane() {
System.out.println("creating root pane esc received");
ActionListener actionListener = new ActionListener() {
public void actionPerformed(ActionEvent actionEvent) {
//setVisible(false);
System.out.println("esc received");
}
};
JRootPane rootPane = new JRootPane();
KeyStroke stroke = KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0);
rootPane.registerKeyboardAction(actionListener, stroke,
JComponent.WHEN_IN_FOCUSED_WINDOW);
return rootPane;
}
*/
public Dimension getPreferredSize() {
return new Dimension(wide, high);
}
// .................................................................
/**
* Close the window after an OK or Cancel.
*/
public void disposeFrame() {
dialog.dispose();
}
/**
* Change internal settings based on what was chosen in the prefs,
* then send a message to the editor saying that it's time to do the same.
*/
public void applyFrame() {
// put each of the settings into the table
setBoolean("sketchbook.prompt", sketchPromptBox.isSelected());
setBoolean("sketchbook.auto_clean", sketchCleanBox.isSelected());
set("sketchbook.path", sketchbookLocationField.getText());
setBoolean("editor.external", externalEditorBox.isSelected());
setBoolean("update.check", checkUpdatesBox.isSelected());
String newSizeText = fontSizeField.getText();
try {
int newSize = Integer.parseInt(newSizeText.trim());
String pieces[] = PApplet.split(get("editor.font"), ',');
pieces[2] = String.valueOf(newSize);
set("editor.font", PApplet.join(pieces, ','));
} catch (Exception e) {
System.err.println("ignoring invalid font size " + newSizeText);
}
editor.applyPreferences();
}
public void showFrame(Editor editor) {
this.editor = editor;
// set all settings entry boxes to their actual status
sketchPromptBox.setSelected(getBoolean("sketchbook.prompt"));
sketchCleanBox.setSelected(getBoolean("sketchbook.auto_clean"));
sketchbookLocationField.setText(get("sketchbook.path"));
externalEditorBox.setSelected(getBoolean("editor.external"));
checkUpdatesBox.setSelected(getBoolean("update.check"));
dialog.show();
}
// .................................................................
static public void load(InputStream input) throws IOException {
load(input, null);
}
static public void load(InputStream input, String prefix) throws IOException {
BufferedReader reader =
new BufferedReader(new InputStreamReader(input));
Hashtable table = Preferences.table;
if (prefix != null) {
table = new Hashtable();
prefixes.put(prefix, table);
}
//table = new Hashtable();
String line = null;
while ((line = reader.readLine()) != null) {
if ((line.length() == 0) ||
(line.charAt(0) == '#')) continue;
// this won't properly handle = signs being in the text
int equals = line.indexOf('=');
if (equals != -1) {
String key = line.substring(0, equals).trim();
String value = line.substring(equals + 1).trim();
table.put(key, value);
}
}
reader.close();
}
// .................................................................
static public void save() {
try {
FileOutputStream output = new FileOutputStream(preferencesFile);
PrintWriter writer = new PrintWriter(new OutputStreamWriter(output));
Enumeration e = table.keys(); //properties.propertyNames();
while (e.hasMoreElements()) {
String key = (String) e.nextElement();
writer.println(key + "=" + ((String) table.get(key)));
}
writer.flush();
writer.close();
/*
FileOutputStream output = null;
if ((Base.platform == Base.MACOSX) ||
(Base.platform == Base.MACOS9)) {
output = new FileOutputStream("lib/preferences.txt");
} else { // win95/98/ME doesn't set cwd properly
URL url = getClass().getResource("buttons.gif");
String urlstr = url.getFile();
urlstr = urlstr.substring(0, urlstr.lastIndexOf("/") + 1) +
".properties";
output = new FileOutputStream(URLDecoder.decode(urlstr));
}
*/
/*
//base.storePreferences();
Properties skprops = new Properties();
//Rectangle window = Base.frame.getBounds();
Rectangle window = editor.getBounds();
Dimension screen = Toolkit.getDefaultToolkit().getScreenSize();
skprops.put("last.window.x", String.valueOf(window.x));
skprops.put("last.window.y", String.valueOf(window.y));
skprops.put("last.window.w", String.valueOf(window.width));
skprops.put("last.window.h", String.valueOf(window.height));
skprops.put("last.screen.w", String.valueOf(screen.width));
skprops.put("last.screen.h", String.valueOf(screen.height));
skprops.put("last.sketch.name", sketchName);
skprops.put("last.sketch.directory", sketchDir.getAbsolutePath());
//skprops.put("user.name", userName);
skprops.put("last.divider.location",
String.valueOf(splitPane.getDividerLocation()));
//
skprops.put("editor.external", externalEditor ? "true" : "false");
//skprops.put("serial.port", Preferences.get("serial.port", "unspecified"));
// save() is deprecated, and didn't properly
// throw exceptions when it wasn't working
skprops.store(output, "Settings for arduino. " +
"See lib/preferences.txt for defaults.");
// need to close the stream.. didn't do this before
skprops.close();
*/
} catch (IOException ex) {
Base.showWarning(null, "Error while saving the settings file", ex);
//e.printStackTrace();
}
}
// .................................................................
// all the information from preferences.txt
//static public String get(String attribute) {
//return get(attribute, null);
//}
static public String get(String attribute /*, String defaultValue */) {
// if the attribute starts with a prefix used by one of our subsidiary
// preference files, look up the attribute in that file's Hashtable
// (don't override with or fallback to the main file). otherwise,
// look up the attribute in the main file's Hashtable.
Hashtable table = Preferences.table;
if (attribute.indexOf('.') != -1) {
String prefix = attribute.substring(0, attribute.indexOf('.'));
if (prefixes.containsKey(prefix)) {
table = (Hashtable) prefixes.get(prefix);
attribute = attribute.substring(attribute.indexOf('.') + 1);
}
}
return (String) table.get(attribute);
/*
//String value = (properties != null) ?
//properties.getProperty(attribute) : applet.getParameter(attribute);
String value = properties.getProperty(attribute);
return (value == null) ?
defaultValue : value;
*/
}
/**
* Get the top-level key prefixes defined in the subsidiary file loaded with
* the given prefix. For example, if the file contains:
* foo.count=1
* bar.count=2
* baz.count=3
* this will return { "foo", "bar", "baz" }.
*/
static public Iterator getSubKeys(String prefix) {
if (!prefixes.containsKey(prefix))
return null;
Set subkeys = new HashSet();
for (Enumeration e = ((Hashtable) prefixes.get(prefix)).keys(); e.hasMoreElements(); ) {
String subkey = (String) e.nextElement();
if (subkey.indexOf('.') != -1)
subkey = subkey.substring(0, subkey.indexOf('.'));
subkeys.add(subkey);
}
return subkeys.iterator();
}
static public void set(String attribute, String value) {
//preferences.put(attribute, value);
table.put(attribute, value);
}
static public boolean getBoolean(String attribute) {
String value = get(attribute); //, null);
return (new Boolean(value)).booleanValue();
/*
supposedly not needed, because anything besides 'true'
(ignoring case) will just be false.. so if malformed -> false
if (value == null) return defaultValue;
try {
return (new Boolean(value)).booleanValue();
} catch (NumberFormatException e) {
System.err.println("expecting an integer: " + attribute + " = " + value);
}
return defaultValue;
*/
}
static public void setBoolean(String attribute, boolean value) {
set(attribute, value ? "true" : "false");
}
static public int getInteger(String attribute /*, int defaultValue*/) {
return Integer.parseInt(get(attribute));
/*
String value = get(attribute, null);
if (value == null) return defaultValue;
try {
return Integer.parseInt(value);
} catch (NumberFormatException e) {
// ignored will just fall through to returning the default
System.err.println("expecting an integer: " + attribute + " = " + value);
}
return defaultValue;
//if (value == null) return defaultValue;
//return (value == null) ? defaultValue :
//Integer.parseInt(value);
*/
}
static public void setInteger(String key, int value) {
set(key, String.valueOf(value));
}
static public Color getColor(String name /*, Color otherwise*/) {
Color parsed = null;
String s = get(name); //, null);
//System.out.println(name + " = " + s);
if ((s != null) && (s.indexOf("#") == 0)) {
try {
int v = Integer.parseInt(s.substring(1), 16);
parsed = new Color(v);
} catch (Exception e) {
}
}
//if (parsed == null) return otherwise;
return parsed;
}
static public void setColor(String attr, Color what) {
String r = Integer.toHexString(what.getRed());
String g = Integer.toHexString(what.getGreen());
String b = Integer.toHexString(what.getBlue());
set(attr, "#" + r.substring(r.length() - 2) +
g.substring(g.length() - 2) + b.substring(b.length() - 2));
}
static public Font getFont(String which /*, Font otherwise*/) {
//System.out.println("getting font '" + which + "'");
String str = get(which);
//if (str == null) return otherwise; // ENABLE LATER
StringTokenizer st = new StringTokenizer(str, ",");
String fontname = st.nextToken();
String fontstyle = st.nextToken();
return new Font(fontname,
((fontstyle.indexOf("bold") != -1) ? Font.BOLD : 0) |
((fontstyle.indexOf("italic") != -1) ? Font.ITALIC : 0),
Integer.parseInt(st.nextToken()));
}
static public SyntaxStyle getStyle(String what /*, String dflt*/) {
String str = get("editor." + what + ".style"); //, dflt);
StringTokenizer st = new StringTokenizer(str, ",");
String s = st.nextToken();
if (s.indexOf("#") == 0) s = s.substring(1);
Color color = new Color(Integer.parseInt(s, 16));
s = st.nextToken();
boolean bold = (s.indexOf("bold") != -1);
boolean italic = (s.indexOf("italic") != -1);
//System.out.println(what + " = " + str + " " + bold + " " + italic);
return new SyntaxStyle(color, italic, bold);
}
}
// Default serial port: [ COM1 + ]
/*
label = new JLabel("Default serial port:");
pain.add(label);
d = label.getPreferredSize();
Vector list = buildPortList();
combo = new JComboBox(list);
pain.add(combo);
d2 = combo.getPreferredSize();
if (list.size() == 0) {
label.setEnabled(false);
combo.setEnabled(false);
} else {
String defaultName = Preferences.get("serial.port", "unspecified");
combo.setSelectedItem(defaultName);
}
vmax = Math.max(d.height, d2.height);
label.setBounds(left, top + (vmax-d.height)/2,
d.width, d.height);
h = left + d.width + BETWEEN;
combo.setBounds(h, top + (vmax-d2.height)/2,
d2.width, d2.height);
right = Math.max(right, h + d2.width + BIG);
top += vmax + BETWEEN;
*/
// open the last-used sketch, etc
//public void init() {
//String what = path + File.separator + name + ".pde";
///String serialPort = skprops.getProperty("serial.port");
//if (serialPort != null) {
// properties.put("serial.port", serialPort);
//}
//boolean ee = new Boolean(skprops.getProperty("editor.external", "false")).booleanValue();
//editor.setExternalEditor(ee);
///} catch (Exception e) {
// this exception doesn't matter, it's just the normal course of things
// the app reaches here when no sketch.properties file exists
//e.printStackTrace();
// indicator that this is the first time this feller has used p5
//firstTime = true;
// even if folder for 'default' user doesn't exist, or
// sketchbook itself is missing, mkdirs() will make it happy
//userName = "default";
// doesn't exist, not available, make my own
//skNew();
//}
//}
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