bundles/org.simantics.ui/src/org/simantics/ui/workbench/PerspectiveBarsActivator.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.ui.workbench;\r
  13 \r
  14 import java.util.List;\r
  15 \r
  16 import org.eclipse.swt.widgets.Menu;\r
  17 import org.eclipse.ui.IPerspectiveDescriptor;\r
  18 import org.eclipse.ui.IPerspectiveListener4;\r
  19 import org.eclipse.ui.IWindowListener;\r
  20 \r
  21 import org.eclipse.ui.IWorkbenchPage;\r
  22 import org.eclipse.ui.IWorkbenchPartReference;\r
  23 import org.eclipse.ui.IWorkbenchWindow;\r
  24 import org.eclipse.ui.PlatformUI;\r
  25 import org.eclipse.ui.internal.WorkbenchWindow;\r
  26 import org.eclipse.ui.internal.progress.ProgressRegion;\r
  27 \r
  28 /**\r
  29  * Handler for perspectiveBars ExtensionPoint\r
  30  * \r
  31  * FIXME : statusLine widgets are not restored into original positions.\r
  32  * \r
  33  * @author Marko Luukkainen <marko.luukkainen@vtt.fi>\r
  34  *\r
  35  */\r
  36 @SuppressWarnings("restriction")\r
  37 public class PerspectiveBarsActivator implements IPerspectiveListener4, IWindowListener {\r
  38 \r
  39     private IWorkbenchWindow                    activeWindow;\r
  40 \r
  41 \r
  42     public PerspectiveBarsActivator() {\r
  43         PlatformUI.getWorkbench().addWindowListener(this);\r
  44     }\r
  45 \r
  46     public void dispose() {\r
  47         PlatformUI.getWorkbench().removeWindowListener(this);\r
  48     }\r
  49 \r
  50     //------------------------------------------------------------------------\r
  51     // IPerspectiveListener4\r
  52     //------------------------------------------------------------------------\r
  53 \r
  54     @Override\r
  55     public void perspectivePreDeactivate(IWorkbenchPage page, IPerspectiveDescriptor perspective) {\r
  56     }\r
  57 \r
  58     @Override\r
  59     public void perspectiveClosed(IWorkbenchPage page, IPerspectiveDescriptor perspective) {\r
  60     }\r
  61 \r
  62     @Override\r
  63     public void perspectiveDeactivated(IWorkbenchPage page, IPerspectiveDescriptor perspective) {\r
  64     }\r
  65 \r
  66     @Override\r
  67     public void perspectiveOpened(IWorkbenchPage page, IPerspectiveDescriptor perspective) {\r
  68     }\r
  69 \r
  70     @Override\r
  71     public void perspectiveSavedAs(IWorkbenchPage page, IPerspectiveDescriptor oldPerspective,\r
  72             IPerspectiveDescriptor newPerspective) {\r
  73     }\r
  74 \r
  75     @Override\r
  76     public void perspectiveChanged(IWorkbenchPage page, IPerspectiveDescriptor perspective,\r
  77             IWorkbenchPartReference partRef, String changeId) {\r
  78         // See IWorkbenchPage.CHANGED_* constants for change id's.\r
  79     }\r
  80 \r
  81     @Override\r
  82     public void perspectiveActivated(IWorkbenchPage page, IPerspectiveDescriptor perspective) {\r
  83         activatePerspective(perspective.getId());\r
  84     }\r
  85 \r
  86     @Override\r
  87     public void perspectiveChanged(IWorkbenchPage page, IPerspectiveDescriptor perspective, String changeId) {\r
  88         // See IWorkbenchPage.CHANGED_* constants for change id's.\r
  89     }\r
  90 \r
  91     //------------------------------------------------------------------------\r
  92     // IWindowListener\r
  93     //------------------------------------------------------------------------\r
  94 \r
  95     @Override\r
  96     public void windowActivated(IWorkbenchWindow window) {\r
  97 //        System.out.println("attaching to window: " + window);\r
  98         attachToWindow(window);\r
  99     }\r
 100 \r
 101     @Override\r
 102     public void windowClosed(IWorkbenchWindow window) {\r
 103     }\r
 104 \r
 105     @Override\r
 106     public void windowDeactivated(IWorkbenchWindow window) {\r
 107 //        System.out.println("detaching from window: " + window);\r
 108         detachFromWindow(window);\r
 109     }\r
 110 \r
 111     @Override\r
 112     public void windowOpened(IWorkbenchWindow window) {\r
 113     }\r
 114 \r
 115     //------------------------------------------------------------------------\r
 116     // UTILITIES\r
 117     //------------------------------------------------------------------------\r
 118 \r
 119     private void attachToWindow(IWorkbenchWindow window) {\r
 120         activeWindow = window;\r
 121         window.addPerspectiveListener(this);\r
 122         IPerspectiveDescriptor perspective = window.getActivePage().getPerspective();\r
 123         if (perspective != null) {\r
 124             activatePerspective(perspective.getId());\r
 125         }\r
 126     }\r
 127 \r
 128     private void detachFromWindow(IWorkbenchWindow window) {\r
 129         window.removePerspectiveListener(this);\r
 130     }\r
 131 \r
 132 \r
 133 \r
 134 \r
 135     private Menu menu;\r
 136     \r
 137         private void activatePerspective(String perspectiveId) {\r
 138 //        System.out.println("activating perspective: " + perspectiveId);\r
 139         \r
 140         \r
 141         List<IPerspectiveBarsExtension> exts = PerspectiveBarsManager.getInstance().getExtensions(perspectiveId);\r
 142         Boolean menuBar = null;\r
 143         Boolean coolBar = null;\r
 144         Boolean statusLine = null;\r
 145         Boolean perspectiveBar = null;\r
 146         Boolean fastViewBar = null;\r
 147         Boolean progressIndicator = null;\r
 148         for (IPerspectiveBarsExtension ext : exts) {\r
 149             if (menuBar == null)\r
 150                 menuBar = ext.getMenuBar();\r
 151             if (coolBar == null)\r
 152                 coolBar = ext.getCoolBar();\r
 153             if (statusLine == null)\r
 154                 statusLine = ext.getStatusLine();\r
 155             if (perspectiveBar == null)\r
 156                 perspectiveBar = ext.getPerspectiveBar();\r
 157             if (fastViewBar == null)\r
 158                 fastViewBar = ext.getFastViewBar();\r
 159             if (progressIndicator == null)\r
 160                 progressIndicator = ext.getProgressIndicator();\r
 161         }\r
 162         \r
 163         if (activeWindow instanceof WorkbenchWindow) {\r
 164                 WorkbenchWindow window = (WorkbenchWindow)activeWindow;\r
 165                 \r
 166                 if (menuBar == null || menuBar == true) {\r
 167                         Menu m = window.getShell().getMenuBar();\r
 168                         if (m == null && menu != null) {\r
 169                                 window.getShell().setMenuBar(menu);\r
 170                         }\r
 171                 } else {\r
 172                         Menu m = window.getShell().getMenuBar();\r
 173                         if (m != null) {\r
 174                                 menu = m;\r
 175                                 window.getShell().setMenuBar(null);\r
 176                                 \r
 177                         }\r
 178                 }\r
 179                 \r
 180                 if (coolBar == null || coolBar == true) {\r
 181                         window.setCoolBarVisible(true);\r
 182                 } else {\r
 183                         window.setCoolBarVisible(false);\r
 184                 }\r
 185                 \r
 186                 if (statusLine == null || statusLine == true) {\r
 187                         window.setStatusLineVisible(true);\r
 188                         //window.showHeapStatus(true);\r
 189                 } else {\r
 190                         window.setStatusLineVisible(false);\r
 191                         //window.showHeapStatus(false);\r
 192                 }\r
 193                 \r
 194                 if (perspectiveBar == null || perspectiveBar == true) {\r
 195                         window.setPerspectiveBarVisible(true);\r
 196                 } else {\r
 197                         window.setPerspectiveBarVisible(false);\r
 198                 }\r
 199 \r
 200                 // Bug 479522 - Remove unused fastView methods in WorkbenchWindow \r
 201                 //if (fastViewBar == null || fastViewBar == true) {\r
 202                 //      window.setFastViewBarVisible(true);\r
 203                 //} else {\r
 204                 //      window.setFastViewBarVisible(false);\r
 205                 //}\r
 206                 \r
 207                 if (progressIndicator == null || progressIndicator == true) {\r
 208                         ProgressRegion r = window.getProgressRegion();\r
 209                         if (r != null)\r
 210                                 r.getControl().setVisible(true);\r
 211                         \r
 212                 } else {\r
 213                         ProgressRegion r = window.getProgressRegion();\r
 214                         if (r != null)\r
 215                                 r.getControl().setVisible(false);\r
 216                 }\r
 217                 // Bug 486768 - Delete unused internal ITrimManager\r
 218                 //window.getTrimManager().forceLayout();\r
 219         }\r
 220       \r
 221     }\r
 222 \r
 223 }\r