Skip to main content
summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat (limited to 'common/plugins/org.eclipse.jpt.common.ui/src/org/eclipse/jpt/common/ui/internal/swt/TableItemModelAdapter.java')
-rw-r--r--common/plugins/org.eclipse.jpt.common.ui/src/org/eclipse/jpt/common/ui/internal/swt/TableItemModelAdapter.java209
1 files changed, 0 insertions, 209 deletions
diff --git a/common/plugins/org.eclipse.jpt.common.ui/src/org/eclipse/jpt/common/ui/internal/swt/TableItemModelAdapter.java b/common/plugins/org.eclipse.jpt.common.ui/src/org/eclipse/jpt/common/ui/internal/swt/TableItemModelAdapter.java
deleted file mode 100644
index cc1a67ec4c..0000000000
--- a/common/plugins/org.eclipse.jpt.common.ui/src/org/eclipse/jpt/common/ui/internal/swt/TableItemModelAdapter.java
+++ /dev/null
@@ -1,209 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2007, 2008 Oracle. 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:
- * Oracle - initial API and implementation
- ******************************************************************************/
-package org.eclipse.jpt.common.ui.internal.swt;
-
-import org.eclipse.jface.viewers.ITableLabelProvider;
-import org.eclipse.jpt.common.ui.internal.listeners.SWTPropertyChangeListenerWrapper;
-import org.eclipse.jpt.common.utility.internal.StringTools;
-import org.eclipse.jpt.common.utility.model.event.PropertyChangeEvent;
-import org.eclipse.jpt.common.utility.model.listener.PropertyChangeListener;
-import org.eclipse.jpt.common.utility.model.value.PropertyValueModel;
-import org.eclipse.jpt.common.utility.model.value.WritablePropertyValueModel;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.events.DisposeEvent;
-import org.eclipse.swt.events.DisposeListener;
-import org.eclipse.swt.graphics.Image;
-import org.eclipse.swt.widgets.Composite;
-import org.eclipse.swt.widgets.Table;
-import org.eclipse.swt.widgets.TableItem;
-
-/**
- * This adapter can be used to keep a table item in synch with the properties of
- * a model.
- */
-@SuppressWarnings("nls")
-public class TableItemModelAdapter {
-
- /** The table item we synchronize with the model. */
- protected final TableItem tableItem;
-
- /**
- * A listener that allows us to stop listening to stuff when the button
- * is disposed.
- */
- protected final DisposeListener tableItemDisposeListener;
-
- /**
- * Client-supplied adapter that provides with the various column settings and
- * converts the objects in the LVM into an array of cell models.
- */
- private ColumnAdapter<Object> columnAdapter;
-
- /**
- * The value models used to listen to each property that are display by the
- * table item.
- */
- private WritablePropertyValueModel<?>[] valueHolders;
-
- /**
- * The list of <code>PropertyChangeListener</code>s used to be notified when
- * the properties of the model being display into a row change.
- */
- private PropertyChangeListener[] propertyChangeListeners;
-
- /**
- * The label used to format the objects into a string representation.
- */
- private ITableLabelProvider labelProvider;
-
- // ********** static methods **********
-
- /**
- * Adapt the specified boolean to the specified button.
- * If the boolean is null, the button's value will be "unselected".
- */
- public static TableItemModelAdapter adapt(TableItem tableItem, ColumnAdapter<?> columnAdapter, ITableLabelProvider labelProvider) {
- return new TableItemModelAdapter(tableItem, columnAdapter, labelProvider);
- }
-
-
- // ********** constructors **********
-
- /**
- * Constructor - the boolean holder and button are required.
- */
- @SuppressWarnings("unchecked")
- protected TableItemModelAdapter(TableItem tableItem, ColumnAdapter<?> columnAdapter, ITableLabelProvider labelProvider) {
- super();
- if (tableItem == null || columnAdapter == null || labelProvider == null) {
- throw new NullPointerException();
- }
- this.tableItem = tableItem;
- this.labelProvider = labelProvider;
- this.columnAdapter = (ColumnAdapter<Object>) columnAdapter;
-
- this.tableItemDisposeListener = this.buildTableItemDisposeListener();
- this.tableItem.addDisposeListener(this.tableItemDisposeListener);
-
- this.valueHolders = this.columnAdapter.cellModels(tableItem.getData());
- this.propertyChangeListeners = this.buildPropertyChangeListeners();
-
- for (int index = this.columnAdapter.columnCount(); --index >= 0; ) {
- tableItemChanged(index, tableItem.getData(), false);
- valueHolders[index].addPropertyChangeListener(PropertyValueModel.VALUE, propertyChangeListeners[index]);
- }
- }
-
-
- // ********** initialization **********
-
- private PropertyChangeListener[] buildPropertyChangeListeners() {
- PropertyChangeListener[] listeners = new PropertyChangeListener[columnAdapter.columnCount()];
- for (int index = listeners.length; --index >= 0; ) {
- listeners[index] = buildPropertyChangeListener(index);
- }
- return listeners;
- }
-
-
- protected PropertyChangeListener buildPropertyChangeListener(int index) {
- return new SWTPropertyChangeListenerWrapper(
- this.buildPropertyChangeListener_(index)
- );
- }
-
- protected PropertyChangeListener buildPropertyChangeListener_(int index) {
- return new TableItemPropertyChangeListener(index);
- }
-
- protected DisposeListener buildTableItemDisposeListener() {
- return new DisposeListener() {
- public void widgetDisposed(DisposeEvent event) {
- TableItemModelAdapter.this.tableItemDisposed(event);
- }
- @Override
- public String toString() {
- return "TableItem dispose listener";
- }
- };
- }
-
-
- // ********** behavior **********
-
- protected void tableItemChanged(int index, Object subject, boolean revalidate) {
-
- if (!this.tableItem.isDisposed()) {
- this.updateTableItemText(index, subject);
- this.updateTableItemImage(index, subject);
-
- if (revalidate) {
- this.layoutTable();
- }
- }
- }
-
- private void updateTableItemText(int index, Object subject) {
- String text = this.labelProvider.getColumnText(subject, index);
- if (text == null) {
- text = "";
- }
- this.tableItem.setText(index, text);
- }
-
- private void updateTableItemImage(int index, Object subject) {
- Image image = this.labelProvider.getColumnImage(subject, index);
- this.tableItem.setImage(index, image);
- }
-
- private void layoutTable() {
- // Refresh the table in order to show the scrollbar if required
- Composite container = this.tableItem.getParent().getParent();
- container.computeSize(SWT.DEFAULT, SWT.DEFAULT);
- container.layout();
- }
-
- // ********** dispose **********
-
- protected void tableItemDisposed(DisposeEvent event) {
- // the button is not yet "disposed" when we receive this event
- // so we can still remove our listeners
- this.tableItem.removeDisposeListener(this.tableItemDisposeListener);
-
- for (int index = valueHolders.length; --index >= 0; ) {
- valueHolders[index].removePropertyChangeListener(PropertyValueModel.VALUE, propertyChangeListeners[index]);
- }
- }
-
-
- // ********** standard methods **********
-
- @Override
- public String toString() {
- return StringTools.buildToStringFor(this);
- }
-
- private class TableItemPropertyChangeListener implements PropertyChangeListener {
-
- private final int index;
-
- TableItemPropertyChangeListener(int index) {
- super();
- this.index = index;
- }
-
- public void propertyChanged(PropertyChangeEvent event) {
- if (!tableItem.isDisposed()) {
- Table table = tableItem.getParent();
- tableItemChanged(index, tableItem.getData(), table.getColumnCount() == 0);
- }
- }
- }
-} \ No newline at end of file

Back to the top