-/*******************************************************************************\r
- * Copyright (c) 2007, 2012 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.browsing.ui.swt.widgets.impl;\r
-\r
-import java.util.HashMap;\r
-import java.util.List;\r
-import java.util.Map;\r
-import java.util.concurrent.CopyOnWriteArrayList;\r
-\r
-import org.simantics.db.ReadGraph;\r
-import org.simantics.db.common.request.ParametrizedPrimitiveRead;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.db.management.ISessionContext;\r
-import org.simantics.db.procedure.Listener;\r
-\r
-public class WidgetSupportImpl implements WidgetSupport {\r
-\r
- final protected CopyOnWriteArrayList<Widget> widgets = new CopyOnWriteArrayList<Widget>();\r
- final protected Map<String, Object> parameters = new HashMap<String, Object>();\r
- protected Object lastInput = NO_INPUT;\r
- protected ISessionContext lastContext = null;\r
- private boolean finished = false;\r
-\r
- final protected List<Listener<?>> listeners = new CopyOnWriteArrayList<Listener<?>>();\r
- \r
- @Override\r
- public synchronized void register(Widget widget) {\r
- widgets.add(widget);\r
- }\r
- \r
- @Override\r
- public void update(Widget widget) {\r
- if(lastContext != null && lastInput != NO_INPUT) widget.setInput(lastContext, lastInput);\r
- }\r
-\r
- @Override\r
- public void update() {\r
- for(Widget widget : widgets) update(widget);\r
- }\r
- \r
- @Override\r
- public void finish() {\r
- finished = true;\r
- //for(Widget widget : widgets) update(widget);\r
- }\r
- \r
- @SuppressWarnings("unchecked")\r
- @Override\r
- public <T> T getInput() {\r
- return (T) lastInput;\r
- }\r
- \r
- public void fireInput(ISessionContext context, Object input) {\r
- \r
- lastInput = input;\r
- lastContext = context;\r
- \r
- for(Widget widget : widgets) {\r
- widget.setInput(context, input);\r
- for (Listener listener : listeners)\r
- listener.execute(input);\r
- }\r
- \r
- }\r
- \r
- @SuppressWarnings("unchecked")\r
- @Override\r
- public <T> T getParameter(String key) {\r
- return (T) parameters.get(key);\r
- }\r
- \r
- @Override\r
- public void setParameter(String key, Object value) {\r
- parameters.put(key, value);\r
- }\r
-\r
- @Override\r
- public <T> T getInput(ReadGraph graph) throws DatabaseException {\r
- return graph.sync(new ParametrizedPrimitiveRead<WidgetSupport, T>(this) {\r
-\r
- Listener<T> procedure;\r
-\r
- @SuppressWarnings("unchecked")\r
- @Override\r
- public void register(ReadGraph graph, Listener<T> procedure) {\r
- synchronized (listeners) {\r
- if(listeners.contains(procedure))\r
- return;\r
- this.procedure = procedure;\r
- listeners.add(procedure);\r
- procedure.execute((T)lastInput);\r
- }\r
- }\r
-\r
- @Override\r
- public void unregistered() {\r
- synchronized (listeners) {\r
- listeners.remove(procedure);\r
- procedure = null;\r
- }\r
- }\r
-\r
- });\r
- }\r
- \r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2012 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.browsing.ui.swt.widgets.impl;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.CopyOnWriteArrayList;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.common.request.ParametrizedPrimitiveRead;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.management.ISessionContext;
+import org.simantics.db.procedure.Listener;
+
+public class WidgetSupportImpl implements WidgetSupport {
+
+ final protected CopyOnWriteArrayList<Widget> widgets = new CopyOnWriteArrayList<Widget>();
+ final protected Map<String, Object> parameters = new HashMap<String, Object>();
+ protected Object lastInput = NO_INPUT;
+ protected ISessionContext lastContext = null;
+ private boolean finished = false;
+
+ final protected List<Listener<?>> listeners = new CopyOnWriteArrayList<Listener<?>>();
+
+ @Override
+ public synchronized void register(Widget widget) {
+ widgets.add(widget);
+ }
+
+ @Override
+ public void update(Widget widget) {
+ if(lastContext != null && lastInput != NO_INPUT) widget.setInput(lastContext, lastInput);
+ }
+
+ @Override
+ public void update() {
+ for(Widget widget : widgets) update(widget);
+ }
+
+ @Override
+ public void finish() {
+ finished = true;
+ //for(Widget widget : widgets) update(widget);
+ }
+
+ @SuppressWarnings("unchecked")
+ @Override
+ public <T> T getInput() {
+ return (T) lastInput;
+ }
+
+ public void fireInput(ISessionContext context, Object input) {
+
+ lastInput = input;
+ lastContext = context;
+
+ for(Widget widget : widgets) {
+ widget.setInput(context, input);
+ for (Listener listener : listeners)
+ listener.execute(input);
+ }
+
+ }
+
+ @SuppressWarnings("unchecked")
+ @Override
+ public <T> T getParameter(String key) {
+ return (T) parameters.get(key);
+ }
+
+ @Override
+ public void setParameter(String key, Object value) {
+ parameters.put(key, value);
+ }
+
+ @Override
+ public <T> T getInput(ReadGraph graph) throws DatabaseException {
+ return graph.sync(new ParametrizedPrimitiveRead<WidgetSupport, T>(this) {
+
+ Listener<T> procedure;
+
+ @SuppressWarnings("unchecked")
+ @Override
+ public void register(ReadGraph graph, Listener<T> procedure) {
+ synchronized (listeners) {
+ if(listeners.contains(procedure))
+ return;
+ this.procedure = procedure;
+ listeners.add(procedure);
+ procedure.execute((T)lastInput);
+ }
+ }
+
+ @Override
+ public void unregistered() {
+ synchronized (listeners) {
+ listeners.remove(procedure);
+ procedure = null;
+ }
+ }
+
+ });
+ }
+
+}
Code Review / simantics / platform.git / blobdiff