-/*******************************************************************************\r
- * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
- * in Industry THTH ry.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- * VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.modeling.ui.modelBrowser.handlers;\r
-\r
-import java.lang.reflect.InvocationTargetException;\r
-import java.util.Set;\r
-\r
-import org.eclipse.core.commands.AbstractHandler;\r
-import org.eclipse.core.commands.ExecutionEvent;\r
-import org.eclipse.core.commands.ExecutionException;\r
-import org.eclipse.core.runtime.IProgressMonitor;\r
-import org.eclipse.core.runtime.IStatus;\r
-import org.eclipse.core.runtime.Status;\r
-import org.eclipse.jface.dialogs.ProgressMonitorDialog;\r
-import org.eclipse.jface.operation.IRunnableWithProgress;\r
-import org.eclipse.jface.viewers.ISelection;\r
-import org.eclipse.swt.widgets.Shell;\r
-import org.eclipse.ui.handlers.HandlerUtil;\r
-import org.simantics.browsing.ui.NodeContext;\r
-import org.simantics.browsing.ui.common.node.DeleteException;\r
-import org.simantics.browsing.ui.common.node.IDeletable;\r
-import org.simantics.browsing.ui.common.node.IDeletableNode;\r
-import org.simantics.db.Resource;\r
-import org.simantics.db.WriteGraph;\r
-import org.simantics.db.common.request.WriteRequest;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.db.layer0.exception.CannotRemoveException;\r
-import org.simantics.db.layer0.util.RemoverUtil;\r
-import org.simantics.modeling.ui.Activator;\r
-import org.simantics.modeling.ui.modelBrowser.model.INode;\r
-import org.simantics.modeling.ui.modelBrowser.model.INode2;\r
-import org.simantics.ui.SimanticsUI;\r
-import org.simantics.utils.logging.TimeLogger;\r
-import org.simantics.utils.ui.ErrorLogger;\r
-import org.simantics.utils.ui.ISelectionUtils;\r
-import org.simantics.utils.ui.dialogs.ShowMessage;\r
-\r
-/**\r
- * @author Tuukka Lehtonen\r
- */\r
-public class DeleteNodeHandler extends AbstractHandler {\r
-\r
- @Override\r
- public Object execute(ExecutionEvent event) throws ExecutionException {\r
- TimeLogger.resetTimeAndLog(getClass(), "execute");\r
- \r
- Shell shell = HandlerUtil.getActiveShellChecked(event);\r
- ISelection sel = HandlerUtil.getCurrentSelection(event);\r
- Set<NodeContext> ctxs = ISelectionUtils.filterSetSelection(sel, NodeContext.class);\r
- if (ctxs.isEmpty())\r
- return null;\r
-\r
- if (ctxs.size() == 1 && handleLegacyDelete(ctxs.iterator().next())) {\r
- return null;\r
- }\r
-\r
- // If all selected nodes are IDeletableNodes, delete them.\r
- final Set<IDeletableNode> deletableNodes = ISelectionUtils.filterSetSelection(ctxs, IDeletableNode.class);\r
- if (!deletableNodes.isEmpty()) {\r
- // Only delete if all selected nodes are IDeletableNodes\r
- if (deletableNodes.size() == ctxs.size()) {\r
- inJob(shell, new IRunnableWithProgress() {\r
- @Override\r
- public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {\r
- monitor.beginTask("Delete selected nodes", IProgressMonitor.UNKNOWN);\r
- try {\r
- for (IDeletableNode deletableNode : deletableNodes) {\r
- deletableNode.delete();\r
- }\r
- } catch (DeleteException e) {\r
- throw new InvocationTargetException(e);\r
- }\r
- }\r
- });\r
- }\r
- } else {\r
- final Set<Resource> rs = ISelectionUtils.filterSetSelection(ctxs, Resource.class);\r
- if (rs.size() == ctxs.size()) {\r
- inJob(shell, new IRunnableWithProgress() {\r
- @Override\r
- public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {\r
- monitor.beginTask("Delete selected nodes", IProgressMonitor.UNKNOWN);\r
- try {\r
- RemoverUtil.tryCollectionRemover(rs);\r
- } catch (CannotRemoveException e) {\r
- ShowMessage.showInformation("Delete Selection Was Denied", e.getLocalizedMessage());\r
- } catch (DatabaseException e) {\r
- throw new InvocationTargetException(e);\r
- }\r
- }\r
- });\r
- }\r
- }\r
-\r
- TimeLogger.log("Node deleted");\r
- return null;\r
- }\r
-\r
- private void inJob(Shell shell, final IRunnableWithProgress runnable) {\r
- ProgressMonitorDialog dialog = new ProgressMonitorDialog(shell);\r
- try {\r
- dialog.run(true, false, runnable);\r
- } catch (InvocationTargetException e) {\r
- Activator.getDefault().getLog().log( new Status(IStatus.ERROR, Activator.PLUGIN_ID, "Delete failed, see exception for details.", e.getCause()) );\r
- } catch (InterruptedException e) {\r
- Activator.getDefault().getLog().log( new Status(IStatus.ERROR, Activator.PLUGIN_ID, "Delete failed, see exception for details.", e.getCause()) );\r
- }\r
-// Job job = new Job("Delete selection") {\r
-// @Override\r
-// protected IStatus run(IProgressMonitor monitor) {\r
-// monitor.beginTask("Delete selected nodes", IProgressMonitor.UNKNOWN);\r
-// try {\r
-// runnable.run(monitor);\r
-// return Status.OK_STATUS;\r
-// } catch (InvocationTargetException e) {\r
-// return new Status(IStatus.ERROR, Activator.PLUGIN_ID, "Delete failed, see exception for details.", e.getCause());\r
-// } catch (Exception e) {\r
-// return new Status(IStatus.ERROR, Activator.PLUGIN_ID, "Delete failed, see exception for details.", e);\r
-// } finally {\r
-// monitor.done();\r
-// }\r
-// }\r
-// };\r
-// job.setUser(true);\r
-// job.setRule(new ObjectIdentitySchedulingRule(schedulingObject));\r
-// job.schedule();\r
- }\r
-\r