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

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