-/*******************************************************************************\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;\r
-\r
-import java.util.List;\r
-import java.util.concurrent.CopyOnWriteArrayList;\r
-\r
-import org.eclipse.swt.events.SelectionListener;\r
-import org.eclipse.swt.widgets.Composite;\r
-import org.eclipse.swt.widgets.Control;\r
-import org.eclipse.swt.widgets.Display;\r
-import org.simantics.Simantics;\r
-import org.simantics.browsing.ui.swt.widgets.impl.Widget;\r
-import org.simantics.browsing.ui.swt.widgets.impl.WidgetSupport;\r
-import org.simantics.db.ReadGraph;\r
-import org.simantics.db.common.request.ParametrizedRead;\r
-import org.simantics.db.common.request.UniqueRead;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.db.management.ISessionContext;\r
-import org.simantics.db.procedure.Listener;\r
-import org.simantics.utils.datastructures.Pair;\r
-\r
-public class CCombo extends WidgetImpl {\r
-\r
- private final CopyOnWriteArrayList<SelectionListener> selectionListeners = new CopyOnWriteArrayList<SelectionListener>();\r
- private List<Pair<String, Object>> itemList;\r
-\r
- final private Display display;\r
- final private org.eclipse.swt.custom.CCombo combo;\r
-\r
- public CCombo(Composite parent, WidgetSupport support, int style) {\r
- super(support);\r
- this.display = parent.getDisplay();\r
- combo = new org.eclipse.swt.custom.CCombo(parent, style);\r
- combo.setData("org.simantics.browsing.ui.widgets.Combo", this);\r
- support.register(this);\r
- }\r
-\r
- public <T> void setAvailable(final ParametrizedRead<T, List<Pair<String, Object>>> read) {\r
- \r
- Simantics.getSession().async(new UniqueRead<List<Pair<String, Object>>>() {\r
-\r
- @Override\r
- public List<Pair<String, Object>> perform(ReadGraph graph) throws DatabaseException {\r
- T input = support.getInput(graph);\r
- System.err.println("read: " + read);\r
- return graph.syncRequest(read.get(input));\r
- }\r
- \r
- }, new Listener<List<Pair<String, Object>>>() {\r
-\r
- @Override\r
- public void exception(Throwable t) {\r
- t.printStackTrace();\r
- }\r
-\r
- @Override\r
- public void execute(final List<Pair<String, Object>> items) {\r
- if(isDisposed()) return;\r
- display.asyncExec(new Runnable() {\r
-\r
- @Override\r
- public void run() {\r
- if(isDisposed()) return;\r
- itemList = items;\r
- for(SelectionListener listener : selectionListeners) combo.removeSelectionListener(listener);\r
- combo.setData(items);\r
- combo.clearSelection();\r
- try {\r
- combo.removeAll();\r
- } catch (Throwable t) {\r
- t.printStackTrace();\r
- }\r
- if (items != null) {\r
- int index = 0;\r
- for(Pair<String, Object> key : items) {\r
- combo.add(key.first);\r
- combo.setData(key.first, index++);\r
- }\r
- String selectionKey = (String)combo.getData("_SelectionKey");\r
- if(selectionKey != null) {\r
- Integer selectionIndex = (Integer)combo.getData(selectionKey);\r
- if(selectionIndex != null) combo.select(selectionIndex);\r
- }\r
- }\r
- for(SelectionListener listener : selectionListeners) combo.addSelectionListener(listener);\r
- }\r
-\r
- });\r
- }\r
-\r
- @Override\r
- public boolean isDisposed() {\r
- return combo.isDisposed();\r
- }\r
-\r
- });\r
- \r
- }\r
-\r
- public <T> void setSelection(final ParametrizedRead<T, String> read) {\r
- \r
- Simantics.getSession().async(new UniqueRead<String>() {\r
-\r
- @Override\r
- public String perform(ReadGraph graph) throws DatabaseException {\r
- T input = support.getInput(graph);\r
- System.err.println("read: " + read);\r
- return graph.syncRequest(read.get(input));\r
- }\r
- \r
- }, new Listener<String>() {\r
-\r
- @Override\r
- public void exception(Throwable t) {\r
- t.printStackTrace();\r
- }\r
-\r
- @Override\r
- public void execute(final String selectionKey) {\r
- if(isDisposed()) return;\r
- display.asyncExec(new Runnable() {\r
-\r
- @Override\r
- public void run() {\r
- if(isDisposed()) return;\r
- if(selectionKey == null) return;\r
- for(SelectionListener listener : selectionListeners) combo.removeSelectionListener(listener);\r
- combo.setData("_SelectionKey", selectionKey);\r
- Integer selectionIndex = (Integer)combo.getData(selectionKey);\r
- if(selectionIndex != null) combo.select(selectionIndex);\r
- for(SelectionListener listener : selectionListeners) combo.addSelectionListener(listener);\r
- }\r
-\r
- });\r
- }\r
-\r
- @Override\r
- public boolean isDisposed() {\r
- return combo.isDisposed();\r
- }\r
-\r
- });\r
- \r
- }\r
-\r
- public org.eclipse.swt.custom.CCombo getWidget() {\r
- return combo;\r
- }\r
-\r
- @Override\r
- public Control getControl() {\r
- return combo;\r
- }\r
-\r
- @Override\r
- public void setInput(ISessionContext context, Object input) {\r
-\r
- if (selectionListeners != null) {\r
- for (SelectionListener listener : selectionListeners) {\r
- if(listener instanceof Widget) {\r
- ((Widget) listener).setInput(context, input);\r
- }\r
- }\r
- }\r
-\r
- }\r
-\r
- public synchronized void addSelectionListener(SelectionListener listener) {\r
- selectionListeners.add(listener);\r
- combo.addSelectionListener(listener);\r
- }\r
-\r
- /**\r
- * @param index\r
- * @return\r
- * @throws IndexOutOfBoundsException if index is outside widget bounds\r
- */\r
- @SuppressWarnings("unchecked")\r
- public <T> Pair<String, T> getData(int index) {\r
- if (index == -1)\r
- return null;\r
- return (Pair<String, T>) itemList.get(index);\r
- }\r
-\r
- /**\r
- * @return selected combo list item or <code>null</code> if no item is\r
- * selected\r
- */\r
- public <T> Pair<String, T> getSelectedData() {\r
- return getData(combo.getSelectionIndex());\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;
+
+import java.util.List;
+import java.util.concurrent.CopyOnWriteArrayList;
+
+import org.eclipse.swt.events.SelectionListener;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Display;
+import org.simantics.Simantics;
+import org.simantics.browsing.ui.swt.widgets.impl.Widget;
+import org.simantics.browsing.ui.swt.widgets.impl.WidgetSupport;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.common.request.ParametrizedRead;
+import org.simantics.db.common.request.UniqueRead;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.management.ISessionContext;
+import org.simantics.db.procedure.Listener;
+import org.simantics.utils.datastructures.Pair;
+
+public class CCombo extends WidgetImpl {
+
+ private final CopyOnWriteArrayList<SelectionListener> selectionListeners = new CopyOnWriteArrayList<SelectionListener>();
+ private List<Pair<String, Object>> itemList;
+
+ final private Display display;
+ final private org.eclipse.swt.custom.CCombo combo;
+
+ public CCombo(Composite parent, WidgetSupport support, int style) {
+ super(support);
+ this.display = parent.getDisplay();
+ combo = new org.eclipse.swt.custom.CCombo(parent, style);
+ combo.setData("org.simantics.browsing.ui.widgets.Combo", this);
+ support.register(this);
+ }
+
+ public <T> void setAvailable(final ParametrizedRead<T, List<Pair<String, Object>>> read) {
+
+ Simantics.getSession().async(new UniqueRead<List<Pair<String, Object>>>() {
+
+ @Override
+ public List<Pair<String, Object>> perform(ReadGraph graph) throws DatabaseException {
+ T input = support.getInput(graph);
+ System.err.println("read: " + read);
+ return graph.syncRequest(read.get(input));
+ }
+
+ }, new Listener<List<Pair<String, Object>>>() {
+
+ @Override
+ public void exception(Throwable t) {
+ t.printStackTrace();
+ }
+
+ @Override
+ public void execute(final List<Pair<String, Object>> items) {
+ if(isDisposed()) return;
+ display.asyncExec(new Runnable() {
+
+ @Override
+ public void run() {
+ if(isDisposed()) return;
+ itemList = items;
+ for(SelectionListener listener : selectionListeners) combo.removeSelectionListener(listener);
+ combo.setData(items);
+ combo.clearSelection();
+ try {
+ combo.removeAll();
+ } catch (Throwable t) {
+ t.printStackTrace();
+ }
+ if (items != null) {
+ int index = 0;
+ for(Pair<String, Object> key : items) {
+ combo.add(key.first);
+ combo.setData(key.first, index++);
+ }
+ String selectionKey = (String)combo.getData("_SelectionKey");
+ if(selectionKey != null) {
+ Integer selectionIndex = (Integer)combo.getData(selectionKey);
+ if(selectionIndex != null) combo.select(selectionIndex);
+ }
+ }
+ for(SelectionListener listener : selectionListeners) combo.addSelectionListener(listener);
+ }
+
+ });
+ }
+
+ @Override
+ public boolean isDisposed() {
+ return combo.isDisposed();
+ }
+
+ });
+
+ }
+
+ public <T> void setSelection(final ParametrizedRead<T, String> read) {
+
+ Simantics.getSession().async(new UniqueRead<String>() {
+
+ @Override
+ public String perform(ReadGraph graph) throws DatabaseException {
+ T input = support.getInput(graph);
+ System.err.println("read: " + read);
+ return graph.syncRequest(read.get(input));
+ }
+
+ }, new Listener<String>() {
+
+ @Override
+ public void exception(Throwable t) {
+ t.printStackTrace();
+ }
+
+ @Override
+ public void execute(final String selectionKey) {
+ if(isDisposed()) return;
+ display.asyncExec(new Runnable() {
+
+ @Override
+ public void run() {
+ if(isDisposed()) return;
+ if(selectionKey == null) return;
+ for(SelectionListener listener : selectionListeners) combo.removeSelectionListener(listener);
+ combo.setData("_SelectionKey", selectionKey);
+ Integer selectionIndex = (Integer)combo.getData(selectionKey);
+ if(selectionIndex != null) combo.select(selectionIndex);
+ for(SelectionListener listener : selectionListeners) combo.addSelectionListener(listener);
+ }
+
+ });
+ }
+
+ @Override
+ public boolean isDisposed() {
+ return combo.isDisposed();
+ }
+
+ });
+
+ }
+
+ public org.eclipse.swt.custom.CCombo getWidget() {
+ return combo;
+ }
+
+ @Override
+ public Control getControl() {
+ return combo;
+ }
+
+ @Override
+ public void setInput(ISessionContext context, Object input) {
+
+ if (selectionListeners != null) {
+ for (SelectionListener listener : selectionListeners) {
+ if(listener instanceof Widget) {
+ ((Widget) listener).setInput(context, input);
+ }
+ }
+ }
+
+ }
+
+ public synchronized void addSelectionListener(SelectionListener listener) {
+ selectionListeners.add(listener);
+ combo.addSelectionListener(listener);
+ }
+
+ /**
+ * @param index
+ * @return
+ * @throws IndexOutOfBoundsException if index is outside widget bounds
+ */
+ @SuppressWarnings("unchecked")
+ public <T> Pair<String, T> getData(int index) {
+ if (index == -1)
+ return null;
+ return (Pair<String, T>) itemList.get(index);
+ }
+
+ /**
+ * @return selected combo list item or <code>null</code> if no item is
+ * selected
+ */
+ public <T> Pair<String, T> getSelectedData() {
+ return getData(combo.getSelectionIndex());
+ }
+
+}
Code Review / simantics / platform.git / blobdiff