2 * Jalview - A Sequence Alignment Editor and Viewer
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3 * Copyright (C) 2007 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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20 //////////////////////////////////////////////////////////////////
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27 import java.awt.event.*;
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28 import javax.swing.*;
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30 public class JalviewFileChooser
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31 extends JFileChooser
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34 public JalviewFileChooser(String dir)
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37 setAccessory(new RecentlyOpened());
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40 public JalviewFileChooser(String dir,
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47 init(suffix, desc, selected, selectAll);
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50 public JalviewFileChooser(String dir,
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56 init(suffix, desc, selected, true);
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59 void init(String[] suffix,
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65 JalviewFileFilter chosen = null;
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67 //SelectAllFilter needs to be set first before adding further
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68 //file filters to fix bug on Mac OSX
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69 setAcceptAllFileFilterUsed(selectAll);
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71 for (int i = 0; i < suffix.length; i++)
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73 JalviewFileFilter jvf = new JalviewFileFilter(suffix[i], desc[i]);
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74 addChoosableFileFilter(jvf);
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76 if ( (selected != null) && selected.equalsIgnoreCase(desc[i]))
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84 setFileFilter(chosen);
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87 setAccessory(new RecentlyOpened());
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90 public void setFileFilter(javax.swing.filechooser.FileFilter filter)
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92 super.setFileFilter(filter);
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96 if (getUI() instanceof javax.swing.plaf.basic.BasicFileChooserUI)
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98 final javax.swing.plaf.basic.BasicFileChooserUI ui = (javax.swing.plaf.
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99 basic.BasicFileChooserUI) getUI();
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100 final String name = ui.getFileName().trim();
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102 if ( (name == null) || (name.length() == 0))
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107 EventQueue.invokeLater(new Thread()
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111 String currentName = ui.getFileName();
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112 if ( (currentName == null) || (currentName.length() == 0))
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114 ui.setFileName(name);
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120 catch (Exception ex)
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122 ex.printStackTrace();
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123 // Some platforms do not have BasicFileChooserUI
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127 public String getSelectedFormat()
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129 if (getFileFilter() == null)
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134 String format = getFileFilter().getDescription();
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136 if (format.toUpperCase().startsWith("JALVIEW"))
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138 format = "Jalview";
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140 else if (format.toUpperCase().startsWith("FASTA"))
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144 else if (format.toUpperCase().startsWith("MSF"))
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148 else if (format.toUpperCase().startsWith("CLUSTAL"))
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150 format = "CLUSTAL";
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152 else if (format.toUpperCase().startsWith("BLC"))
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156 else if (format.toUpperCase().startsWith("PIR"))
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160 else if (format.toUpperCase().startsWith("PFAM"))
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168 public int showSaveDialog(Component parent)
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169 throws HeadlessException
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171 this.setAccessory(null);
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173 setDialogType(SAVE_DIALOG);
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175 int ret = showDialog(parent, "Save");
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177 if (getFileFilter() instanceof JalviewFileFilter)
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179 JalviewFileFilter jvf = (JalviewFileFilter) getFileFilter();
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181 if (!jvf.accept(getSelectedFile()))
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183 String withExtension = getSelectedFile() + "." +
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184 jvf.getAcceptableExtension();
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185 setSelectedFile(new File(withExtension));
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189 if ( (ret == JalviewFileChooser.APPROVE_OPTION) &&
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190 getSelectedFile().exists())
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192 int confirm = JOptionPane.showConfirmDialog(parent,
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193 "Overwrite existing file?",
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195 JOptionPane.YES_NO_OPTION);
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197 if (confirm != JOptionPane.YES_OPTION)
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199 ret = JalviewFileChooser.CANCEL_OPTION;
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206 void recentListSelectionChanged(String selection)
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208 setSelectedFile(null);
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210 File file = new File(selection);
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211 if (getFileFilter() instanceof JalviewFileFilter)
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213 JalviewFileFilter jvf = (JalviewFileFilter)this.getFileFilter();
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215 if (!jvf.accept(file))
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217 setFileFilter(getChoosableFileFilters()[0]);
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221 setSelectedFile(file);
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224 class RecentlyOpened
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228 public RecentlyOpened()
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230 String historyItems = jalview.bin.Cache.getProperty("RECENT_FILE");
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231 StringTokenizer st;
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232 Vector recent = new Vector();
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234 if (historyItems != null)
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236 st = new StringTokenizer(historyItems, "\t");
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238 while (st.hasMoreTokens())
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240 recent.addElement(st.nextElement());
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244 list = new JList(recent);
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246 DefaultListCellRenderer dlcr = new DefaultListCellRenderer();
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247 dlcr.setHorizontalAlignment(DefaultListCellRenderer.RIGHT);
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248 list.setCellRenderer(dlcr);
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250 list.addMouseListener(new MouseAdapter()
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252 public void mousePressed(MouseEvent evt)
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254 recentListSelectionChanged(list.getSelectedValue().toString());
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258 this.setBorder(new javax.swing.border.TitledBorder("Recently Opened"));
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260 final JScrollPane scroller = new JScrollPane(list);
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261 scroller.setPreferredSize(new Dimension(130, 200));
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262 this.add(scroller);
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264 javax.swing.SwingUtilities.invokeLater(new Runnable()
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268 scroller.getHorizontalScrollBar().setValue(
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269 scroller.getHorizontalScrollBar().getMaximum());
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