2 * Jalview - A Sequence Alignment Editor and Viewer
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3 * Copyright (C) 2005 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle
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5 * This program is free software; you can redistribute it and/or
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6 * modify it under the terms of the GNU General Public License
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7 * as published by the Free Software Foundation; either version 2
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8 * of the License, or (at your option) any later version.
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10 * This program is distributed in the hope that it will be useful,
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 * GNU General Public License for more details.
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15 * You should have received a copy of the GNU General Public License
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16 * along with this program; if not, write to the Free Software
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17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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19 package jalview.bin;
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21 import jalview.appletgui.AlignFrame;
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23 import jalview.datamodel.*;
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25 import jalview.io.*;
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27 import java.applet.*;
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30 import java.awt.event.*;
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34 * Jalview Applet. Runs in Java 1.18 runtime
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37 * @version $Revision$
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39 public class JalviewLite extends Applet
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41 static int lastFrameX = 200;
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42 static int lastFrameY = 200;
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43 static Applet applet;
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44 boolean fileFound = true;
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45 String file = "No file";
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46 Button launcher = new Button("Start Jalview");
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49 * init method for Jalview Applet
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58 String param = getParameter("RGB");
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64 r = Integer.parseInt(param.substring(0, 2), 16);
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65 g = Integer.parseInt(param.substring(2, 4), 16);
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66 b = Integer.parseInt(param.substring(4, 6), 16);
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68 catch (Exception ex)
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76 this.setBackground(new Color(r, g, b));
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78 file = getParameter("file");
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83 file = applet.getCodeBase() + file;
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84 launcher.addActionListener(new java.awt.event.ActionListener()
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86 public void actionPerformed(ActionEvent e)
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88 String format = jalview.io.IdentifyFile.Identify(file,
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90 LoadFile(file, "URL", format);
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101 public static void main(String [] args)
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105 System.out.println("\nUsage: java -jar jalviewApplet.jar fileName\n");
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109 String format = jalview.io.IdentifyFile.Identify(args[0],"File");
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110 SequenceI[] sequences = FormatAdapter.readFile(args[0], "File", format);
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112 if ( (sequences != null) && (sequences.length > 0))
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114 AlignFrame af = new AlignFrame(new Alignment(sequences), null);
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115 addFrame(af, args[0], AlignFrame.NEW_WINDOW_WIDTH,
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116 AlignFrame.NEW_WINDOW_HEIGHT);
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117 af.statusBar.setText("Successfully loaded file " + args[0]);
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122 * Displays the given URL in a new browser window
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124 * @param url URL to display in browser window.
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125 * <br>New window will be named "HELP_WINDOW"
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127 public static void showURL(String url)
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129 showURL(url, "HELP");
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132 public static void showURL(String url, String target)
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136 System.out.println("Not running as applet - no browser available.");
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142 applet.getAppletContext().showDocument(new java.net.URL(url),
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145 catch (Exception ex)
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147 ex.printStackTrace();
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154 * Starts a new LoadingThread for loading an alignment file
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156 * @param file file name including full path to file
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157 * @param protocol file or URL or paste
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158 * @param format Fasta, Clustal, PFAM, MSF, PIR, BLC, Jalview
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160 public void LoadFile(String file, String protocol, String format)
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162 LoadingThread loader = new LoadingThread(file, protocol, format, this);
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167 * Initialises and displays a new java.awt.Frame
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169 * @param frame java.awt.Frame to be displayed
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170 * @param title title of new frame
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171 * @param width width if new frame
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172 * @param height height of new frame
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174 public static void addFrame(final Frame frame, String title, int width,
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177 frame.setLocation(lastFrameX, lastFrameY);
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180 frame.setSize(width, height);
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181 frame.setTitle(title);
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182 frame.addWindowListener(new WindowAdapter()
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184 public void windowClosing(WindowEvent e)
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189 frame.setVisible(true);
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193 * This paints the background surrounding the "Launch Jalview button"
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195 * <br>If file given in parameter not found, displays error message
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197 * @param g graphics context
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199 public void paint(Graphics g)
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203 g.setColor(new Color(200, 200, 200));
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204 g.setColor(Color.cyan);
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205 g.fillRect(0, 0, getSize().width, getSize().height);
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206 g.setColor(Color.red);
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207 g.drawString("Jalview can't open file", 5, 15);
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208 g.drawString("\"" + file + "\"", 5, 30);
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212 class LoadingThread extends Thread
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217 JalviewLite jlapplet;
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219 public LoadingThread(String file, String protocol, String format,
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220 JalviewLite applet)
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223 this.protocol = protocol;
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224 this.format = format;
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225 this.jlapplet = applet;
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230 SequenceI[] sequences = null;
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231 sequences = FormatAdapter.readFile(file, protocol, format);
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233 if ((sequences != null) && (sequences.length > 0))
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235 AlignFrame af = new AlignFrame(new Alignment(sequences),
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237 addFrame(af, file, AlignFrame.NEW_WINDOW_WIDTH,
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238 AlignFrame.NEW_WINDOW_HEIGHT);
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239 af.statusBar.setText("Successfully loaded file " + file);
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