2 * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
3 * Copyright (C) $$Year-Rel$$ The Jalview Authors
5 * This file is part of Jalview.
7 * Jalview is free software: you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation, either version 3
10 * of the License, or (at your option) any later version.
12 * Jalview is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty
14 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15 * PURPOSE. See the GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with Jalview. If not, see <http://www.gnu.org/licenses/>.
19 * The Jalview Authors are detailed in the 'AUTHORS' file.
23 import jalview.javascript.json.JSON;
25 import java.awt.Color;
26 import java.awt.Toolkit;
27 import java.awt.event.MouseEvent;
28 import java.io.BufferedReader;
30 import java.io.FileOutputStream;
31 import java.io.FileReader;
32 import java.io.IOException;
33 import java.io.InputStream;
34 import java.io.InputStreamReader;
35 import java.io.Reader;
36 import java.net.MalformedURLException;
38 import java.util.Properties;
40 import javax.swing.SwingUtilities;
42 import org.json.simple.parser.JSONParser;
43 import org.json.simple.parser.ParseException;
45 import com.stevesoft.pat.Regex;
48 * System platform information used by Applet and Application
55 private static boolean isJS = /** @j2sNative true || */
58 private static Boolean isNoJSMac = null, isNoJSWin = null, isMac = null,
61 // private static Boolean isHeadless = null;
64 * added to group mouse events into Windows and nonWindows (mac, unix, linux)
68 public static boolean isMac()
71 ? (isMac = (System.getProperty("os.name").indexOf("Mac") >= 0))
76 * added to group mouse events into Windows and nonWindows (mac, unix, linux)
80 public static boolean isWin()
83 ? (isWin = (System.getProperty("os.name").indexOf("Win") >= 0))
89 * @return true if HTML5 JavaScript
91 public static boolean isJS()
97 * sorry folks - Macs really are different
99 * BH: disabled for SwingJS -- will need to check key-press issues
101 * @return true if we do things in a special way.
103 public static boolean isAMacAndNotJS()
105 return (isNoJSMac == null ? (isNoJSMac = !isJS && isMac()) : isNoJSMac);
109 * Check if we are on a Microsoft plaform...
111 * @return true if we have to cope with another platform variation
113 public static boolean isWindowsAndNotJS()
115 return (isNoJSWin == null ? (isNoJSWin = !isJS && isWin()) : isNoJSWin);
120 // * @return true if we are running in non-interactive no UI mode
122 // public static boolean isHeadless()
124 // if (isHeadless == null)
126 // isHeadless = "true".equals(System.getProperty("java.awt.headless"));
128 // return isHeadless;
133 * @return nominal maximum command line length for this platform
135 public static int getMaxCommandLineLength()
137 // TODO: determine nominal limits for most platforms.
138 return 2046; // this is the max length for a windows NT system.
142 * escape a string according to the local platform's escape character
145 * @return escaped file
147 public static String escapeString(String file)
149 StringBuffer f = new StringBuffer();
150 int p = 0, lastp = 0;
151 while ((p = file.indexOf('\\', lastp)) > -1)
153 f.append(file.subSequence(lastp, p));
157 f.append(file.substring(lastp));
162 * Answers true if the mouse event has Meta-down (Command key on Mac) or
163 * Ctrl-down (on other o/s). Note this answers _false_ if the Ctrl key is
164 * pressed instead of the Meta/Cmd key on Mac. To test for Ctrl-pressed on
165 * Mac, you can use e.isPopupTrigger().
170 public static boolean isControlDown(MouseEvent e)
172 return isControlDown(e, isMac());
176 * Overloaded version of method (to allow unit testing)
182 protected static boolean isControlDown(MouseEvent e, boolean aMac)
186 return e.isControlDown();
188 // answer false for right mouse button
189 // shortcut key will be META for a Mac
190 return !e.isPopupTrigger()
191 && (Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()
192 & e.getModifiers()) != 0;
193 // could we use e.isMetaDown() here?
196 // BH: I don't know about that previous method. Here is what SwingJS uses.
197 // Notice the distinction in mouse events. (BUTTON3_MASK == META)
199 // private static boolean isPopupTrigger(int id, int mods, boolean isWin) {
200 // boolean rt = ((mods & InputEvent.BUTTON3_MASK) != 0);
202 // if (id != MouseEvent.MOUSE_RELEASED)
205 //// // Oddly, Windows returns InputEvent.META_DOWN_MASK on release, though
206 //// // BUTTON3_DOWN_MASK for pressed. So here we just accept both.
208 //// actually, we can use XXX_MASK, not XXX_DOWN_MASK and avoid this issue,
210 //// J2S adds the appropriate extended (0x3FC0) and simple (0x3F) modifiers.
214 // // mac, linux, unix
215 // if (id != MouseEvent.MOUSE_PRESSED)
217 // boolean lt = ((mods & InputEvent.BUTTON1_MASK) != 0);
218 // boolean ctrl = ((mods & InputEvent.CTRL_MASK) != 0);
219 // return rt || (ctrl && lt);
225 * Windows (not Mac, Linux, or Unix) and right button to test for the
226 * right-mouse pressed event in Windows that would have opened a menu or a
232 public static boolean isWinRightButton(MouseEvent e)
234 // was !isAMac(), but that is true also for Linux and Unix and JS,
236 return isWin() && SwingUtilities.isRightMouseButton(e);
240 * Windows (not Mac, Linux, or Unix) and middle button -- for mouse wheeling
241 * without pressing the button.
246 public static boolean isWinMiddleButton(MouseEvent e)
248 // was !isAMac(), but that is true also for Linux and Unix and JS
249 return isWin() && SwingUtilities.isMiddleMouseButton(e);
252 public static boolean allowMnemonics()
257 public final static int TIME_RESET = 0;
259 public final static int TIME_MARK = 1;
261 public static final int TIME_SET = 2;
263 public static final int TIME_GET = 3;
265 public static long time, mark, set, duration;
267 public static void timeCheck(String msg, int mode)
269 long t = System.currentTimeMillis();
276 System.err.println("Platform: timer reset\t\t\t" + msg);
282 duration += (t - set);
292 System.err.println("Platform: timer mark\t" + ((t - time) / 1000f)
293 + "\t" + ((t - mark) / 1000f) + "\t" + msg);
304 System.err.println("Platform: timer dur\t" + ((t - time) / 1000f)
305 + "\t" + ((duration) / 1000f) + "\t" + msg);
312 public static void cacheFileData(String path, Object data)
314 if (!isJS() || data == null)
321 * swingjs.JSUtil.cacheFileData$S$O(path, data);
326 public static void cacheFileData(File file)
329 if (!isJS() || (data = Platform.getFileBytes(file)) == null)
333 cacheFileData(file.toString(), data);
336 public static byte[] getFileBytes(File f)
338 // TODO temporary doubling of 秘bytes and _bytes;
339 // just remove _bytes when new transpiler has been installed
340 return /** @j2sNative f && (f.秘bytes || f._bytes) || */
344 public static byte[] getFileAsBytes(String fileStr)
347 // BH 2018 hack for no support for access-origin
349 * @j2sNative bytes = swingjs.JSUtil.getFileAsBytes$O(fileStr)
351 cacheFileData(fileStr, bytes);
355 @SuppressWarnings("unused")
356 public static String getFileAsString(String url)
362 * ret = swingjs.JSUtil.getFileAsString$S(url);
366 cacheFileData(url, ret);
370 public static boolean setFileBytes(File f, String urlstring)
376 @SuppressWarnings("unused")
377 byte[] bytes = getFileAsBytes(urlstring);
378 // TODO temporary doubling of 秘bytes and _bytes;
379 // just remove _bytes when new transpiler has been installed
381 * @j2sNative f.秘bytes = f._bytes = bytes;
386 public static void addJ2SBinaryType(String ext)
391 * J2S._binaryTypes.push("." + ext + "?");
397 * Encode the URI using JavaScript encodeURIComponent
400 * @return encoded value
402 public static String encodeURI(String value)
405 * @j2sNative value = encodeURIComponent(value);
411 * Open the URL using a simple window call if this is JavaScript
414 * @return true if window has been opened
416 public static boolean openURL(String url) throws IOException
420 BrowserLauncher.openURL(url);
432 public static String getUniqueAppletID()
434 @SuppressWarnings("unused")
435 ThreadGroup g = Thread.currentThread().getThreadGroup();
437 * @j2sNative return g.秘html5Applet._uniqueId;
445 * Read the Info block for this applet.
450 * @return unique id for this applet
452 public static void readInfoProperties(String prefix, Properties p)
458 @SuppressWarnings("unused")
459 ThreadGroup g = Thread.currentThread().getThreadGroup();
460 String id = getUniqueAppletID();
461 String key = "", value = "";
463 * @j2sNative var info = g.秘html5Applet.__Info || {}; for (var key in info)
464 * { if (key.indexOf(prefix) == 0) { value = "" + info[key];
468 "Platform id=" + id + " reading Info." + key + " = " + value);
479 public static void setAjaxJSON(URL url)
487 public static Object parseJSON(InputStream response)
488 throws IOException, ParseException
492 return JSON.parse(response);
495 BufferedReader br = null;
498 br = new BufferedReader(new InputStreamReader(response, "UTF-8"));
499 return new JSONParser().parse(br);
507 } catch (IOException e)
515 public static Object parseJSON(String json) throws ParseException
517 return (isJS() ? JSON.parse(json)
518 : new JSONParser().parse(json));
521 public static Object parseJSON(Reader r)
522 throws IOException, ParseException
531 return new JSONParser().parse(r);
533 // Using a file reader is not currently supported in SwingJS JavaScript
535 if (r instanceof FileReader)
537 throw new IOException(
538 "StringJS does not support FileReader parsing for JSON -- but it could...");
540 return JSON.parse(r);
545 * Dump the input stream to an output file.
549 * @throws IOException
550 * if the file cannot be created or there is a problem reading the
553 public static void streamToFile(InputStream is, File outFile)
556 FileOutputStream fio = new FileOutputStream(outFile);
561 * @j2sNative outFile.setBytes$O && outFile.setBytes$O(is) &&
567 byte[] bb = new byte[32 * 1024];
569 while ((l = is.read(bb)) > 0)
580 * Add a known domain that implements access-control-allow-origin:*
582 * These should be reviewed periodically.
585 * for a service that is not allowing ajax
587 * @author hansonr@stolaf.edu
590 public static void addJ2SDirectDatabaseCall(String domain)
596 "Platform adding known access-control-allow-origin * for domain "
601 * J2S.addDirectDatabaseCall(domain);
607 public static void getURLCommandArguments()
611 * Retrieve the first query field as command arguments to Jalview. Include
612 * only if prior to "?j2s" or "&j2s" or "#". Assign the applet's __Info.args
613 * element to this value.
616 * decodeURI((document.location.href.replace("&","?").split("?j2s")[0]
617 * + "?").split("?")[1].split("#")[0]); a &&
618 * (J2S.thisApplet.__Info.args = a.split(" "));
623 public static URL getDocumentBase()
629 @SuppressWarnings("unused")
630 Object g = Thread.currentThread().getThreadGroup();
632 * @j2sNative g.秘html5Applet._appletPanel.appletDocumentBase
637 } catch (MalformedURLException e)
643 public static URL getCodeBase()
649 @SuppressWarnings("unused")
650 Object g = Thread.currentThread().getThreadGroup();
652 * @j2sNative g.秘html5Applet._appletPanel.appletCodeBase
657 } catch (MalformedURLException e)
664 * load a resource -- probably a core file -- if and only if a particular
665 * class has not been instantialized. We use a String here because if we used
666 * a .class object, that reference itself would simply load the class, and we
667 * want the core package to include that as well.
669 * @param resourcePath
672 public static void loadStaticResource(Object resourcePath,
677 * @j2sNative if (!swingjs.JSUtil.isClassLoaded$S(className))
678 * swingjs.JSUtil.loadStaticResource$S(resourcePath);
682 public static void ensureRegex()
684 loadStaticResource("core/core_stevesoft.z.js",
685 "com.stevesoft.pat.Regex");
688 public static Regex newRegex(String searchString, String replaceString)
691 return (replaceString == null ? new Regex(searchString)
692 : new Regex(searchString, replaceString));
695 public static Regex newRegexPerl(String code)
698 return Regex.perlCode(code);
704 public static Color getColorFromName(String name)
713 * return swingjs.JSUtil.getColorFromName$S(name);
716 // or make a static map; or use reflection on the field name
717 switch (name.toLowerCase())
726 return Color.darkGray;
732 return Color.lightGray;
734 return Color.magenta;