Java tutorial
/******************************************************************************* * Copyright (c) 2002, 2009 IBM Corporation 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: * IBM Rational Software - Initial API and implementation *******************************************************************************/ package org.eclipse.cdt.ui.newui; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.jface.viewers.CheckStateChangedEvent; import org.eclipse.jface.viewers.CheckboxTableViewer; import org.eclipse.jface.viewers.ICheckStateListener; import org.eclipse.jface.viewers.ILabelProviderListener; import org.eclipse.jface.viewers.IStructuredContentProvider; import org.eclipse.jface.viewers.ITableLabelProvider; import org.eclipse.jface.viewers.Viewer; import org.eclipse.swt.SWT; import org.eclipse.swt.graphics.Image; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Table; import org.eclipse.swt.widgets.TableColumn; import org.eclipse.cdt.core.settings.model.ICConfigurationDescription; import org.eclipse.cdt.ui.CUIPlugin; import org.eclipse.cdt.internal.ui.newui.Messages; /** * @noextend This class is not intended to be subclassed by clients. */ public class ConfigMultiSelectionDialog extends Dialog { static private ICConfigurationDescription[] cfgds; private Table table; private CheckboxTableViewer tv; private Button b_ok; private Label message; private static ICConfigurationDescription[] result = null; /** * @since 5.2 */ public static ICConfigurationDescription[] select(ICConfigurationDescription[] _cfgds, Shell parentShell) { cfgds = _cfgds; ConfigMultiSelectionDialog d = new ConfigMultiSelectionDialog(parentShell); if (d.open() == OK) return result; return null; } public ConfigMultiSelectionDialog(Shell parentShell) { super(parentShell); } @Override protected void configureShell(Shell shell) { super.configureShell(shell); shell.setText(Messages.ConfigMultiSelectionDialog_0); } /** * Method is overridden to disable "OK" button at start */ @Override protected Control createContents(Composite parent) { Control out = super.createContents(parent); b_ok = getButton(IDialogConstants.OK_ID); b_ok.setEnabled(false); return out; } /* (non-Javadoc) * @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite) */ @Override protected Control createDialogArea(Composite parent) { Composite composite = new Composite(parent, SWT.NULL); composite.setFont(parent.getFont()); composite.setLayout(new GridLayout(1, true)); composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); // Create the current config table table = new Table(composite, SWT.CHECK | SWT.BORDER | SWT.SINGLE | SWT.V_SCROLL | SWT.H_SCROLL | SWT.FULL_SELECTION); table.setLayoutData(new GridData(GridData.FILL)); table.setHeaderVisible(true); table.setLinesVisible(true); message = new Label(composite, SWT.NONE); message.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); message.setText(Messages.ConfigMultiSelectionDialog_1); message.setForeground(composite.getDisplay().getSystemColor(SWT.COLOR_RED)); TableColumn col = new TableColumn(table, SWT.NONE); col.setText(Messages.ManageConfigDialog_1); col.setWidth(100); col = new TableColumn(table, SWT.NONE); col.setText(Messages.ManageConfigDialog_2); col.setWidth(120); tv = new CheckboxTableViewer(table); tv.setContentProvider(new IStructuredContentProvider() { @Override public Object[] getElements(Object inputElement) { return cfgds; } @Override public void dispose() { } @Override public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { } }); tv.addCheckStateListener(new ICheckStateListener() { @Override public void checkStateChanged(CheckStateChangedEvent e) { boolean enabled = (tv.getCheckedElements().length > 1); if (b_ok != null) b_ok.setEnabled(enabled); message.setVisible(!enabled); if (enabled) { Object[] ob = tv.getCheckedElements(); result = new ICConfigurationDescription[ob.length]; System.arraycopy(ob, 0, result, 0, ob.length); } else result = null; } }); tv.setLabelProvider(new ITableLabelProvider() { @Override public Image getColumnImage(Object element, int columnIndex) { return null; } @Override public void addListener(ILabelProviderListener listener) { } @Override public void dispose() { } @Override public boolean isLabelProperty(Object element, String property) { return false; } @Override public void removeListener(ILabelProviderListener listener) { } @Override public String getColumnText(Object element, int index) { ICConfigurationDescription cfg = (ICConfigurationDescription) element; if (index == 0) return cfg.getName(); if (index == 1) return cfg.getDescription(); return AbstractPage.EMPTY_STR; } }); tv.setInput(cfgds); table.setFocus(); return composite; } /** * @deprecated (in org.eclipse.cdt.ui 5.2.0) * * This call is deprecated in plugin org.eclipse.cdt.ui 5.2.0 and intended to be removed * on occasion when the plugin increases major version (Bug 285033). * Use {@link #select(ICConfigurationDescription[], Shell)} to properly set focus. */ @Deprecated public static ICConfigurationDescription[] select(ICConfigurationDescription[] _cfgds) { cfgds = _cfgds; ConfigMultiSelectionDialog d = new ConfigMultiSelectionDialog(CUIPlugin.getActiveWorkbenchShell()); if (d.open() == OK) return result; return null; } }