gerrit.simantics Code Review - simantics/sysdyn.git/blob

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2011 Association for Decentralized Information Management in\r
   3  * 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.sysdyn.ui.handlers.imports;\r
  13 \r
  14 import java.io.File;\r
  15 \r
  16 import org.eclipse.core.commands.AbstractHandler;\r
  17 import org.eclipse.core.commands.ExecutionEvent;\r
  18 import org.eclipse.core.commands.ExecutionException;\r
  19 import org.eclipse.core.runtime.IProgressMonitor;\r
  20 import org.eclipse.core.runtime.IStatus;\r
  21 import org.eclipse.core.runtime.Platform;\r
  22 import org.eclipse.core.runtime.jobs.Job;\r
  23 import org.eclipse.jface.viewers.ISelection;\r
  24 import org.eclipse.swt.SWT;\r
  25 import org.eclipse.swt.widgets.FileDialog;\r
  26 import org.eclipse.swt.widgets.Shell;\r
  27 import org.eclipse.ui.handlers.HandlerUtil;\r
  28 import org.simantics.DatabaseJob;\r
  29 import org.simantics.db.Resource;\r
  30 import org.simantics.sysdyn.ui.Activator;\r
  31 import org.simantics.sysdyn.ui.browser.nodes.FunctionsFolder;\r
  32 import org.simantics.sysdyn.ui.utils.imports.ImportUtilsUI;\r
  33 import org.simantics.ui.utils.ResourceAdaptionUtils;\r
  34 import org.simantics.utils.ui.AdaptionUtils;\r
  35 \r
  36 /**\r
  37  * Imports an exported function library (or shared function library) transferable graph. \r
  38  * @author Teemu Lempinen\r
  39  *\r
  40  */\r
  41 public class ImportFunctionLibrary  extends AbstractHandler {\r
  42         \r
  43         /**\r
  44          * Called from a functions folder node\r
  45          */\r
  46         @Override\r
  47         public Object execute(ExecutionEvent event) throws ExecutionException {\r
  48         ISelection sel = HandlerUtil.getCurrentSelection(event);\r
  49         Resource r = ResourceAdaptionUtils.toSingleResource(sel);\r
  50         if(r == null) {\r
  51                 FunctionsFolder mn = AdaptionUtils.adaptToSingle(sel, FunctionsFolder.class);\r
  52                 r = mn.data;\r
  53         }\r
  54         if(r == null) return null;\r
  55         \r
  56         final Resource functionLibrary = r;\r
  57         \r
  58         \r
  59         // Get a transferable graph file\r
  60                 Shell shell = HandlerUtil.getActiveShellChecked(event);\r
  61                 FileDialog fd = new FileDialog(shell, SWT.OPEN);\r
  62                 fd.setText("Import Function Library");\r
  63                 \r
  64                 String path = Activator.getDefault().getPreferenceStore().getString(ImportUtilsUI.IMPORTFUNCTIONLIBRARYPATH);\r
  65                 if(path.isEmpty() || !(new File(path).exists()))\r
  66                     path = Platform.getLocation().toOSString();\r
  67                 fd.setFilterPath(path);\r
  68                 String[] filterExt = {"*.tg"};\r
  69                 fd.setFilterExtensions(filterExt);\r
  70                 final String selected = fd.open();\r
  71                 if(selected == null) return null;\r
  72 \r
  73                 Job job = new DatabaseJob("Import function") {\r
  74 \r
  75                     @Override\r
  76                     protected IStatus run(IProgressMonitor monitor) {\r
  77                         IStatus status = ImportUtilsUI.importFunctionLibrary(functionLibrary, selected, monitor);\r
  78                         return status;\r
  79                     }\r
  80                 };\r
  81 \r
  82                 job.setUser(true);\r
  83                 job.schedule();\r
  84 \r
  85                 return null;\r
  86         }\r
  87         \r
  88 }\r