bundles/org.simantics.workbench/src/org/simantics/workbench/internal/contributions/search/SearchTrim.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
   3  * in Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.workbench.internal.contributions.search;
  13
  14 import org.eclipse.jface.layout.GridDataFactory;
  15 import org.eclipse.jface.layout.GridLayoutFactory;
  16 import org.eclipse.jface.resource.JFaceResources;
  17 import org.eclipse.jface.resource.LocalResourceManager;
  18 import org.eclipse.swt.SWT;
  19 import org.eclipse.swt.events.DisposeEvent;
  20 import org.eclipse.swt.events.DisposeListener;
  21 import org.eclipse.swt.events.KeyAdapter;
  22 import org.eclipse.swt.events.KeyEvent;
  23 import org.eclipse.swt.graphics.Image;
  24 import org.eclipse.swt.layout.GridData;
  25 import org.eclipse.swt.widgets.Composite;
  26 import org.eclipse.swt.widgets.Label;
  27 import org.eclipse.swt.widgets.Shell;
  28 import org.eclipse.swt.widgets.Text;
  29 import org.eclipse.ui.PlatformUI;
  30 import org.eclipse.ui.swt.IFocusService;
  31 import org.simantics.utils.ui.BundleUtils;
  32 import org.simantics.workbench.search.ISearchService;
  33 import org.simantics.workbench.search.SearchQuery;
  34
  35 /**
  36  * @author Tuukka Lehtonen
  37  */
  38 public class SearchTrim extends Composite {
  39
  40     private static final String SEARCH_TEXT_FOCUS_CONTROL_ID = "org.simantics.workbench.search.text";
  41
  42
  43
  44     public static final String         KEY_TRIM    = "SearchTrim";
  45
  46
  47
  48     private final LocalResourceManager resourceManager;
  49
  50     private final boolean              disabled    = false;
  51
  52     protected final Text                 searchText;
  53
  54     /**
  55      * Creates a new heap status control with the given parent, and using the
  56      * given preference store to obtain settings such as the refresh interval.
  57      *
  58      * @param parent the parent composite
  59      * @param prefStore the preference store
  60      */
  61     public SearchTrim(Composite parent) {
  62         super(parent, SWT.NONE);
  63
  64         // System.err.println("parent: " + parent.getLayout());
  65         this.resourceManager = new LocalResourceManager(JFaceResources.getResources(), this);
  66
  67         searchText = new Text(this, SWT.BORDER | SWT.FLAT | SWT.SEARCH | SWT.ICON_SEARCH);
  68         searchText.setToolTipText("Enter Search Criteria for Active Model");
  69         GridDataFactory.fillDefaults().hint(100, SWT.DEFAULT).grab(true, true).applyTo(searchText);
  70         searchText.addKeyListener(new KeyAdapter() {
  71             @Override
  72             public void keyPressed(KeyEvent e) {
  73                 if (e.keyCode == SWT.CR || e.keyCode == SWT.KEYPAD_CR) {
  74                     nameAndTypeQuery(((e.stateMask & SWT.CTRL) == 0) ? ISearchService.ResultBrowser.VIEW : ISearchService.ResultBrowser.EDITOR);
  75                 }
  76             }
  77         });
  78
  79         if (PlatformUI.isWorkbenchRunning()) {
  80             IFocusService service = (IFocusService) PlatformUI.getWorkbench().getService(IFocusService.class);
  81             service.addFocusTracker(searchText, SEARCH_TEXT_FOCUS_CONTROL_ID);
  82         }
  83
  84         if ((searchText.getStyle() & SWT.ICON_SEARCH) == 0) {
  85             final Label searchButton= new Label(this, SWT.NONE);
  86             searchButton.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, true));
  87             searchButton.setImage((Image) resourceManager.get(BundleUtils.getImageDescriptorFromPlugin("com.famfamfam.silk", "/icons/magnifier.png")));
  88             searchButton.moveAbove(searchText);
  89             searchButton.setToolTipText("Search Active Model Contents");
  90
  91             GridLayoutFactory.swtDefaults().margins(0, 0).spacing(0, 0).numColumns(3).applyTo(this);
  92         } else {
  93             GridLayoutFactory.swtDefaults().margins(0, 0).spacing(0, 0).numColumns(2).applyTo(this);
  94         }
  95
  96         Label filler = new Label(this, SWT.NONE);
  97         GridDataFactory.swtDefaults().grab(true, false).minSize(3, SWT.DEFAULT).applyTo(filler);
  98
  99         /*
 100
 101         final Button b = new Button(this, SWT.PUSH);
 102         // b.setText("Search by Name");
 103         b.setText("&Name");
 104         b.setToolTipText("Search by Name");
 105         b.setImage(resourceManager.createImage(Activator.getImageDescriptor("img/magnifier.png")));
 106         GridDataFactory.fillDefaults().applyTo(b);
 107         b.addSelectionListener(new SelectionAdapter() {
 108             @Override
 109             public void widgetSelected(SelectionEvent e) {
 110                 nameQuery(((e.stateMask & SWT.CTRL) == 0) ? ResultBrowser.VIEW : ResultBrowser.EDITOR);
 111             }
 112         });
 113
 114         final Button b2 = new Button(this, SWT.PUSH);
 115         b2.setText("&Type");
 116         // b2.setText("Search by Type");
 117         b2.setToolTipText("Search by Type");
 118         GridDataFactory.fillDefaults().applyTo(b2);
 119
 120         b2.setImage(resourceManager.createImage(Activator.getImageDescriptor("img/magnifier.png")));
 121         b2.addSelectionListener(new SelectionAdapter() {
 122             @Override
 123             public void widgetSelected(SelectionEvent e) {
 124                 typeQuery(((e.stateMask & SWT.CTRL) == 0) ? ResultBrowser.VIEW : ResultBrowser.EDITOR);
 125             }
 126         });
 127         */
 128
 129         // Register the KEY_TRIM datum into this controls parent Shell.
 130         // This enables FocusSearchTrim handler to work (to focus this control).
 131         final Shell shell = parent.getShell();
 132         shell.setData(KEY_TRIM, searchText);
 133         addDisposeListener(new DisposeListener() {
 134             @Override
 135             public void widgetDisposed(DisposeEvent e) {
 136                 shell.setData(KEY_TRIM, null);
 137             }
 138         });
 139     }
 140
 141     protected void nameQuery(ISearchService.ResultBrowser browserType) {
 142         if (disabled)
 143             return;
 144         String originalInput = searchText.getText();
 145         String query = originalInput;
 146
 147         // Don't allow empty queries
 148         if (query.trim().isEmpty())
 149             return;
 150
 151         query = filter(query);
 152
 153         SearchQuery searchQuery = new SearchQuery(originalInput);
 154         searchQuery.setSearchFlag("Name", "on");
 155         performQuery(searchQuery, browserType);
 156     }
 157
 158     protected void typeQuery(ISearchService.ResultBrowser browserType) {
 159         if (disabled)
 160             return;
 161         String originalInput = searchText.getText();
 162         String query = originalInput;
 163
 164         // Don't allow empty queries
 165         if (query.trim().isEmpty())
 166             return;
 167
 168         SearchQuery searchQuery = new SearchQuery(originalInput);
 169         searchQuery.setSearchFlag("Types", "on");
 170         performQuery(searchQuery, browserType);
 171     }
 172
 173     protected void nameAndTypeQuery(ISearchService.ResultBrowser browserType) {
 174         if (disabled)
 175             return;
 176         String originalInput = searchText.getText();
 177         String query = originalInput;
 178
 179         // Don't allow empty queries
 180         if (query.trim().isEmpty())
 181             return;
 182
 183         SearchQuery searchQuery = new SearchQuery(originalInput);
 184         searchQuery.setSearchFlag("Name", "on");
 185         searchQuery.setSearchFlag("Types", "on");
 186         performQuery(searchQuery, browserType);
 187     }
 188
 189     protected String filter(String query) {
 190         // TODO: implement
 191         if (!query.endsWith("*"))
 192             query += "*";
 193         // ''' characters cannot be used in the query string, replace them with '"'
 194         query = query.replaceAll("'", "\"");
 195         return query;
 196     }
 197
 198     protected void performQuery(SearchQuery query, ISearchService.ResultBrowser browserType) {
 199         ISearchService searchService = (ISearchService)PlatformUI.getWorkbench().getService(ISearchService.class);
 200         searchService.performQuery(query, browserType, true);
 201     }
 202
 203
 204
 205
 206
 207 }