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 java.awt.event.ActionEvent;
24 import java.awt.event.KeyEvent;
25 import java.util.Vector;
26 import java.util.regex.Pattern;
27 import java.util.regex.PatternSyntaxException;
29 import javax.swing.AbstractAction;
30 import javax.swing.JComponent;
31 import javax.swing.JInternalFrame;
32 import javax.swing.JLayeredPane;
33 import javax.swing.JOptionPane;
34 import javax.swing.KeyStroke;
36 import jalview.datamodel.SearchResults;
37 import jalview.datamodel.SequenceFeature;
38 import jalview.datamodel.SequenceI;
39 import jalview.jbgui.GFinder;
40 import jalview.util.MessageManager;
41 import jalview.viewmodel.AlignmentViewport;
44 * Performs the menu option for searching the alignment, for the next or all
45 * matches. If matches are found, they are highlighted, and the user has the
46 * option to create a new feature on the alignment for the matched positions.
48 * Searches can be for a simple base sequence, or may use a regular expression.
49 * Any gaps are ignored.
54 public class Finder extends GFinder
56 private static final int HEIGHT = 110;
58 private static final int WIDTH = 340;
70 SearchResults searchResults;
73 * Creates a new Finder object with no associated viewport or panel.
82 * Constructor given an associated viewport and alignment panel. Constructs
83 * and displays an internal frame where the user can enter a search string.
88 public Finder(AlignmentViewport viewport, AlignmentPanel alignPanel)
93 frame = new JInternalFrame();
94 frame.setContentPane(this);
95 frame.setLayer(JLayeredPane.PALETTE_LAYER);
97 Desktop.addInternalFrame(frame, MessageManager.getString("label.find"),
100 textfield.requestFocus();
104 * Add a handler for the Escape key when the window has focus
106 private void addEscapeHandler()
108 getRootPane().getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).put(
109 KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0), "Cancel");
110 getRootPane().getActionMap().put("Cancel", new AbstractAction()
112 public void actionPerformed(ActionEvent e)
114 escapeActionPerformed();
120 * Close the panel on Escape key press
122 protected void escapeActionPerformed()
129 * Performs the 'Find Next' action.
133 public void findNext_actionPerformed(ActionEvent e)
135 if (getFocusedViewport())
142 * Performs the 'Find All' action.
146 public void findAll_actionPerformed(ActionEvent e)
148 if (getFocusedViewport())
157 * do we only search a given alignment view ?
159 private boolean focusfixed;
162 * if !focusfixed and not in a desktop environment, checks that av and ap are
163 * valid. Otherwise, gets the topmost alignment window and sets av and ap
166 * @return false if no alignment window was found
168 boolean getFocusedViewport()
170 if (focusfixed || Desktop.desktop == null)
172 if (ap != null && av != null)
176 // we aren't in a desktop environment, so give up now.
179 // now checks further down the window stack to fix bug
180 // https://mantis.lifesci.dundee.ac.uk/view.php?id=36008
181 JInternalFrame[] frames = Desktop.desktop.getAllFrames();
182 for (int f = 0; f < frames.length; f++)
184 JInternalFrame frame = frames[f];
185 if (frame != null && frame instanceof AlignFrame)
187 av = ((AlignFrame) frame).viewport;
188 ap = ((AlignFrame) frame).alignPanel;
201 public void createNewGroup_actionPerformed(ActionEvent e)
203 SequenceI[] seqs = new SequenceI[searchResults.getSize()];
204 SequenceFeature[] features = new SequenceFeature[searchResults
207 for (int i = 0; i < searchResults.getSize(); i++)
209 seqs[i] = searchResults.getResultSequence(i).getDatasetSequence();
211 features[i] = new SequenceFeature(textfield.getText().trim(),
212 "Search Results", null, searchResults.getResultStart(i),
213 searchResults.getResultEnd(i), "Search Results");
216 if (ap.getSeqPanel().seqCanvas.getFeatureRenderer().amendFeatures(seqs,
219 ap.alignFrame.showSeqFeatures.setSelected(true);
220 av.setShowSequenceFeatures(true);
221 ap.highlightSearchResults(null);
226 * Search the alignment for the next or all matches. If 'all matches', a
227 * dialog is shown with the number of sequence ids and subsequences matched.
231 void doSearch(boolean findAll)
233 createNewGroup.setEnabled(false);
235 String searchString = textfield.getText().trim();
237 if (isInvalidSearchString(searchString))
241 // TODO: extend finder to match descriptions, features and annotation, and
243 // TODO: add switches to control what is searched - sequences, IDS,
244 // descriptions, features
245 jalview.analysis.Finder finder = new jalview.analysis.Finder(
246 av.getAlignment(), av.getSelectionGroup(), seqIndex, resIndex);
247 finder.setCaseSensitive(caseSensitive.isSelected());
248 finder.setIncludeDescription(searchDescription.isSelected());
250 finder.setFindAll(findAll);
252 finder.find(searchString); // returns true if anything was actually found
254 seqIndex = finder.getSeqIndex();
255 resIndex = finder.getResIndex();
257 searchResults = finder.getSearchResults(); // find(regex,
258 // caseSensitive.isSelected(), )
259 Vector idMatch = finder.getIdMatch();
260 boolean haveResults = false;
261 // set or reset the GUI
262 if ((idMatch.size() > 0))
265 ap.getIdPanel().highlightSearchResults(idMatch);
269 ap.getIdPanel().highlightSearchResults(null);
272 if (searchResults.getSize() > 0)
275 createNewGroup.setEnabled(true);
279 searchResults = null;
282 // if allResults is null, this effectively switches displaySearch flag in
284 ap.highlightSearchResults(searchResults);
285 // TODO: add enablers for 'SelectSequences' or 'SelectColumns' or
286 // 'SelectRegion' selection
289 JOptionPane.showInternalMessageDialog(this,
290 MessageManager.getString("label.finished_searching"), null,
291 JOptionPane.INFORMATION_MESSAGE);
299 // then we report the matches that were found
300 String message = (idMatch.size() > 0) ? "" + idMatch.size()
302 if (searchResults != null)
304 if (idMatch.size() > 0 && searchResults.getSize() > 0)
308 message += searchResults.getSize()
309 + " subsequence matches found.";
311 JOptionPane.showInternalMessageDialog(this, message, null,
312 JOptionPane.INFORMATION_MESSAGE);
321 * Displays an error dialog, and answers false, if the search string is
322 * invalid, else answers true.
324 * @param searchString
327 protected boolean isInvalidSearchString(String searchString)
329 String error = getSearchValidationError(searchString);
334 JOptionPane.showInternalMessageDialog(this, error,
335 MessageManager.getString("label.invalid_search"), // $NON-NLS-1$
336 JOptionPane.ERROR_MESSAGE);
341 * Returns an error message string if the search string is invalid, else
344 * Currently validation is limited to checking the string is not empty, and is
345 * a valid regular expression (simple searches for base sub-sequences will
346 * pass this test). Additional validations may be added in future if the
347 * search syntax is expanded.
349 * @param searchString
352 protected String getSearchValidationError(String searchString)
355 if (searchString == null || searchString.length() == 0)
357 error = MessageManager.getString("label.invalid_search");
361 Pattern.compile(searchString);
362 } catch (PatternSyntaxException e)
364 error = MessageManager.getString("error.invalid_regex") + ": "
365 + e.getDescription();