--- /dev/null
+/*******************************************************************************\r
+ * Copyright (c) 2013 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
+ * Semantum Oy - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.diagram.handler;\r
+\r
+import java.util.ArrayList;\r
+import java.util.Collection;\r
+import java.util.Collections;\r
+import java.util.List;\r
+\r
+import org.eclipse.jface.action.Action;\r
+import org.eclipse.jface.action.ContributionItem;\r
+import org.eclipse.jface.action.IContributionItem;\r
+import org.eclipse.swt.SWT;\r
+import org.eclipse.swt.events.SelectionEvent;\r
+import org.eclipse.swt.events.SelectionListener;\r
+import org.eclipse.swt.widgets.Menu;\r
+import org.eclipse.swt.widgets.MenuItem;\r
+import org.simantics.databoard.Bindings;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.Session;\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.diagram.stubs.DiagramResource;\r
+import org.simantics.ui.contribution.DynamicMenuContribution;\r
+import org.simantics.utils.datastructures.Callback;\r
+import org.simantics.utils.ui.AdaptionUtils;\r
+import org.simantics.utils.ui.ExceptionUtils;\r
+\r
+/**\r
+ * @author Tuukka Lehtonen\r
+ */\r
+public class TerminalConnectionDirectionsMenuContribution extends DynamicMenuContribution {\r
+\r
+ private static final IContributionItem[] NONE = {};\r
+\r
+ private static final int[] DIRECTION_MASK = { 8, 4, 1, 2 };\r
+ private static final String[] DIRECTION_NAME = { "Up", "Left", "Right", "Down" };\r
+\r
+ @Override\r
+ protected IContributionItem[] getContributionItems(ReadGraph graph, Object[] selection) throws DatabaseException {\r
+ return getTerminalDirectionItems(graph, selection).toArray(NONE);\r
+ }\r
+\r
+ public static Collection<IContributionItem> getTerminalDirectionItems(ReadGraph graph, Object[] selection) throws DatabaseException {\r
+ DiagramResource DIA = DiagramResource.getInstance(graph);\r
+\r
+ final List<Resource> terminals = new ArrayList<Resource>();\r
+ for (Object s : selection) {\r
+ Resource connection = AdaptionUtils.adaptToSingle(s, Resource.class);\r
+ if (connection == null || !graph.isInstanceOf(connection, DIA.Terminal))\r
+ return Collections.emptyList();\r
+ terminals.add(connection);\r
+ }\r
+ if (terminals.isEmpty())\r
+ return Collections.emptyList();\r
+\r
+ int jointMask = 0;\r
+ for (Resource terminal : terminals) {\r
+ Integer dirs = graph.getPossibleRelatedValue(terminal, DIA.Terminal_AllowedDirections, Bindings.INTEGER);\r
+ int mask = dirs == null ? 0 : dirs;\r
+ jointMask |= mask;\r
+ }\r
+\r
+ final List<ToggleDirectionAction> actions = new ArrayList<ToggleDirectionAction>(4);\r
+ for (int i = 0; i < DIRECTION_NAME.length; ++i) {\r
+ String name = DIRECTION_NAME[i];\r
+ int mask = DIRECTION_MASK[i];\r
+ boolean wasChecked = (jointMask & mask) != 0;\r
+ int orMask = wasChecked ? 0 : mask;\r
+ int andMask = wasChecked ? ~mask : 0xffffffff;\r
+ ToggleDirectionAction action = new ToggleDirectionAction(graph.getSession(), terminals, orMask, andMask, name);\r
+ action.setChecked(wasChecked);\r
+ actions.add(action);\r
+ }\r
+\r
+ return Collections.<IContributionItem>singleton(\r
+ new ContributionItem() {\r
+ @Override\r
+ public void fill(Menu menu, int index) {\r
+ MenuItem directions = new MenuItem(menu, SWT.CASCADE, index);\r
+ directions.setText("Allowed Routing Directions");\r
+\r
+ Menu subMenu = new Menu(menu);\r
+ directions.setMenu(subMenu);\r
+\r
+ for (ToggleDirectionAction a : actions) {\r
+ MenuItem item = new MenuItem(subMenu, SWT.CHECK);\r
+ item.setText(a.getText());\r
+ item.addSelectionListener(a);\r
+ item.setSelection(a.isChecked());\r
+ }\r
+ }\r
+ }\r
+ );\r
+ }\r
+\r
+ static class ToggleDirectionAction extends Action implements SelectionListener {\r
+\r
+ Session session;\r
+ Collection<Resource> terminals;\r
+ int orMask;\r
+ int andMask;\r
+\r
+ public ToggleDirectionAction(Session session,\r
+ List<Resource> terminals, int orMask, int andMask,\r
+ String name) {\r
+ super(name, Action.AS_CHECK_BOX);\r
+ this.session = session;\r
+ this.terminals = terminals;\r
+ this.orMask = orMask;\r
+ this.andMask = andMask;\r
+ }\r
+\r
+ @Override\r
+ public void run() {\r
+ session.asyncRequest(new WriteRequest() {\r
+ @Override\r
+ public void perform(WriteGraph graph) throws DatabaseException {\r
+ DiagramResource DIA = DiagramResource.getInstance(graph);\r
+ for (Resource terminal : terminals) {\r
+ Integer dirs = graph.getPossibleRelatedValue(terminal, DIA.Terminal_AllowedDirections, Bindings.INTEGER);\r
+ int mask = dirs == null ? 0 : dirs;\r
+ mask &= andMask;\r
+ mask |= orMask;\r
+ graph.claimLiteral(terminal, DIA.Terminal_AllowedDirections, mask, Bindings.INTEGER);\r
+ }\r
+ }\r
+ }, new Callback<DatabaseException>() {\r
+ @Override\r
+ public void run(DatabaseException parameter) {\r
+ if (parameter != null)\r
+ ExceptionUtils.logError(parameter);\r
+ }\r
+ });\r
+ }\r
+\r
+ @Override\r
+ public void widgetDefaultSelected(SelectionEvent e) {\r
+ widgetSelected(e);\r
+ }\r
+\r
+ @Override\r
+ public void widgetSelected(SelectionEvent e) {\r
+ run();\r
+ }\r
+\r
+ }\r
+\r
+}\r
Code Review / simantics / platform.git / blobdiff