| /******************************************************************************* |
| * Copyright (c) 2008 SAP AG and others. |
| * 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: |
| * Stefan Dimov, stefan.dimov@sap.com - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.j2ee.internal.ui; |
| |
| import java.util.ArrayList; |
| import java.util.Hashtable; |
| |
| import org.eclipse.jface.viewers.CheckboxTableViewer; |
| import org.eclipse.jface.viewers.ICheckStateListener; |
| import org.eclipse.jface.viewers.ViewerRow; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.custom.TableEditor; |
| import org.eclipse.swt.widgets.Table; |
| import org.eclipse.swt.widgets.TableItem; |
| |
| public class DoubleCheckboxTableViewer extends CheckboxTableViewer { |
| |
| protected int mSecondCheckboxColumnIndex; |
| protected ICheckStateListener lstnr = null; |
| |
| public DoubleCheckboxTableViewer(Table table, int secondCheckBoxColumnIndex) { |
| super(table); |
| if (secondCheckBoxColumnIndex < 1) |
| throw new IllegalArgumentException( |
| "The index of the second column with check box must be bigger than zero"); //$NON-NLS-1$ |
| |
| mSecondCheckboxColumnIndex = secondCheckBoxColumnIndex; |
| } |
| |
| public void addCheckStateListener(ICheckStateListener listener) { |
| super.addCheckStateListener(listener); |
| lstnr = listener; |
| } |
| |
| public void removeCheckStateListener(ICheckStateListener listener) { |
| super.removeCheckStateListener(listener); |
| lstnr = null; |
| getTable().getItems(); |
| for (int i = 0; i < getTable().getItems().length; i++) { |
| DoubleCheckboxTableItem it = (DoubleCheckboxTableItem)getTable().getItem(i); |
| it.setTableListener(null); |
| } |
| } |
| |
| protected ViewerRow internalCreateNewRowPart(int style, int rowIndex) { |
| DoubleCheckboxTableItem item; |
| if (rowIndex >= 0) { |
| item = new DoubleCheckboxTableItem(getTable(), style, rowIndex, mSecondCheckboxColumnIndex, this); |
| } else { |
| item = new DoubleCheckboxTableItem(getTable(), style, mSecondCheckboxColumnIndex, this); |
| } |
| item.setTableListener(lstnr); |
| TableEditor editor = new TableEditor(getTable()); |
| editor.minimumWidth = item.getSecondCheckBox().getSize ().x; |
| editor.horizontalAlignment = SWT.CENTER; |
| editor.setEditor(item.getSecondCheckBox(), item, mSecondCheckboxColumnIndex); |
| return getViewerRowFromItem(item); |
| } |
| |
| public Object[] getSecondCheckedItems() { |
| TableItem[] children = getTable().getItems(); |
| ArrayList v = new ArrayList(children.length); |
| for (int i = 0; i < children.length; i++) { |
| DoubleCheckboxTableItem item = (DoubleCheckboxTableItem)children[i]; |
| if (item.getSecondChecked()) { |
| v.add(item); |
| } |
| } |
| return v.toArray(); |
| } |
| |
| public void setAllSecondChecked(boolean state) { |
| TableItem[] children = getTable().getItems(); |
| for (int i = 0; i < children.length; i++) { |
| DoubleCheckboxTableItem item = (DoubleCheckboxTableItem)children[i]; |
| item.setSecondChecked(state); |
| } |
| } |
| |
| public Object[] getSingleCheckedElements() { |
| TableItem[] children = getTable().getItems(); |
| ArrayList v = new ArrayList(children.length); |
| for (int i = 0; i < children.length; i++) { |
| DoubleCheckboxTableItem item = (DoubleCheckboxTableItem)children[i]; |
| if (item.getChecked() && (!item.getSecondChecked())) { |
| v.add(item.getData()); |
| } |
| } |
| return v.toArray(); |
| } |
| |
| public Object[] getDoubleCheckedElements() { |
| TableItem[] children = getTable().getItems(); |
| ArrayList v = new ArrayList(children.length); |
| for (int i = 0; i < children.length; i++) { |
| DoubleCheckboxTableItem item = (DoubleCheckboxTableItem)children[i]; |
| if (item.getChecked() && item.getSecondChecked()) { |
| v.add(item.getData()); |
| } |
| } |
| return v.toArray(); |
| } |
| |
| public Object[] getUncheckedItems() { |
| TableItem[] children = getTable().getItems(); |
| ArrayList v = new ArrayList(children.length); |
| for (int i = 0; i < children.length; i++) { |
| TableItem item = children[i]; |
| if (!item.getChecked()) { |
| v.add(item); |
| } |
| } |
| return v.toArray(); |
| } |
| |
| |
| public Object[] getSecondUncheckedElements() { |
| TableItem[] children = getTable().getItems(); |
| ArrayList v = new ArrayList(children.length); |
| for (int i = 0; i < children.length; i++) { |
| DoubleCheckboxTableItem item = (DoubleCheckboxTableItem)children[i]; |
| if (!item.getSecondChecked()) { |
| v.add(item.getData()); |
| } |
| } |
| return v.toArray(); |
| } |
| |
| public void setSecondCheckedItems(Object[] inputItems) { |
| assertElementsNotNull(inputItems); |
| Hashtable set = new Hashtable(); |
| for (int i = 0; i < inputItems.length; ++i) { |
| set.put(inputItems[i], inputItems[i]); |
| } |
| TableItem[] items = getTable().getItems(); |
| for (int i = 0; i < items.length; ++i) { |
| DoubleCheckboxTableItem item = (DoubleCheckboxTableItem)items[i]; |
| boolean check = set.containsKey(item); |
| if (item.getSecondChecked() != check) { |
| item.setSecondChecked(check); |
| } |
| |
| } |
| } |
| |
| } |