Java tutorial
/** * Copyright (C) 2012 BonitaSoft S.A. * BonitaSoft, 31 rue Gustave Eiffel - 38000 Grenoble * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 2.0 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ package org.bonitasoft.studio.actors.ui.wizard.page; import java.util.List; import org.bonitasoft.studio.actors.i18n.Messages; import org.bonitasoft.studio.actors.model.organization.Membership; import org.bonitasoft.studio.actors.model.organization.Organization; import org.bonitasoft.studio.actors.model.organization.Role; import org.bonitasoft.studio.actors.model.organization.User; import org.bonitasoft.studio.common.jface.databinding.WizardPageSupportWithoutMessages; import org.eclipse.emf.databinding.EMFDataBindingContext; import org.eclipse.jface.layout.GridDataFactory; import org.eclipse.jface.layout.GridLayoutFactory; import org.eclipse.jface.viewers.ArrayContentProvider; import org.eclipse.jface.viewers.ISelectionChangedListener; import org.eclipse.jface.viewers.SelectionChangedEvent; import org.eclipse.jface.viewers.StructuredViewer; import org.eclipse.jface.viewers.TableViewer; import org.eclipse.jface.viewers.Viewer; import org.eclipse.jface.viewers.ViewerFilter; import org.eclipse.jface.wizard.WizardPage; import org.eclipse.swt.SWT; import org.eclipse.swt.events.ModifyEvent; import org.eclipse.swt.events.ModifyListener; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Group; import org.eclipse.swt.widgets.TabFolder; import org.eclipse.swt.widgets.Text; /** * @author Romain Bioteau * */ public abstract class AbstractOrganizationWizardPage extends WizardPage implements ISelectionChangedListener { private StructuredViewer viewer; private Group infoGroup; private String searchQuery; private Organization organization; protected List<Membership> membershipList; protected List<org.bonitasoft.studio.actors.model.organization.Group> groupList; protected List<User> userList; protected List<Role> roleList; protected EMFDataBindingContext context; protected WizardPageSupportWithoutMessages pageSupport; protected AbstractOrganizationWizardPage(String pageName) { super(pageName); context = new EMFDataBindingContext(); } @Override public void dispose() { super.dispose(); if (pageSupport != null) { pageSupport.dispose(); } if (context != null) { context.dispose(); } } /* (non-Javadoc) * @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite) */ @Override public void createControl(Composite parent) { Composite mainComposite = new Composite(parent, SWT.NONE); mainComposite.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create()); mainComposite.setLayout( GridLayoutFactory.fillDefaults().numColumns(3).margins(10, 10).equalWidth(false).create()); Composite buttonComposite = new Composite(mainComposite, SWT.NONE); buttonComposite.setLayoutData(GridDataFactory.fillDefaults().create()); buttonComposite.setLayout(GridLayoutFactory.fillDefaults().numColumns(1).equalWidth(true).margins(0, 0) .spacing(0, 2).create()); final Button removeButton = createButtons(buttonComposite); viewer = createViewer(mainComposite); viewer.addSelectionChangedListener(this); viewer.addSelectionChangedListener(new ISelectionChangedListener() { @Override public void selectionChanged(SelectionChangedEvent event) { removeButton.setEnabled(!event.getSelection().isEmpty()); } }); configureViewer(viewer); infoGroup = new Group(mainComposite, SWT.NONE); infoGroup.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create()); infoGroup.setLayout(GridLayoutFactory.fillDefaults().numColumns(2).margins(10, 10).create()); configureInfoGroup(infoGroup); pageSupport = WizardPageSupportWithoutMessages.create(this, context); setControl(mainComposite); } /** * Returns the remove button * @param buttonComposite * @return */ protected Button createButtons(Composite buttonComposite) { Button addButton = new Button(buttonComposite, SWT.FLAT); addButton.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create()); addButton.setText(Messages.add); addButton.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { addButtonSelected(); } }); final Button removeButton = new Button(buttonComposite, SWT.FLAT); removeButton.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create()); removeButton.setText(Messages.remove); removeButton.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { removeButtonSelected(); } }); removeButton.setEnabled(false); return removeButton; } protected StructuredViewer createViewer(Composite parent) { Composite viewerComposite = new Composite(parent, SWT.NONE); viewerComposite.setLayoutData(GridDataFactory.fillDefaults().grab(false, true).create()); viewerComposite.setLayout(GridLayoutFactory.fillDefaults().numColumns(1).equalWidth(true).margins(0, 0) .spacing(0, 5).create()); final Text searchBox = new Text(viewerComposite, SWT.SEARCH | SWT.ICON_SEARCH | SWT.BORDER | SWT.CANCEL); searchBox.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create()); searchBox.setMessage(Messages.search); final TableViewer tableViewer = new TableViewer(viewerComposite, SWT.BORDER | SWT.FULL_SELECTION | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL); tableViewer.getTable() .setLayoutData(GridDataFactory.fillDefaults().grab(true, true).hint(SWT.DEFAULT, 270).create()); tableViewer.getTable().setLinesVisible(true); tableViewer.getTable().setHeaderVisible(true); tableViewer.setContentProvider(new ArrayContentProvider()); tableViewer.addFilter(new ViewerFilter() { @Override public boolean select(Viewer viewer, Object parentElement, Object element) { return viewerSelect(element, searchQuery); } }); searchBox.addModifyListener(new ModifyListener() { @Override public void modifyText(ModifyEvent e) { searchQuery = searchBox.getText(); tableViewer.refresh(); } }); return tableViewer; } protected abstract boolean viewerSelect(Object element, String searchQuery); protected abstract void addButtonSelected(); protected abstract void removeButtonSelected(); protected abstract void configureInfoGroup(Group group); protected abstract void configureViewer(StructuredViewer viewer); protected StructuredViewer getViewer() { return viewer; } protected Group getInfoGroup() { return infoGroup; } protected void setControlEnabled(Control control, boolean enabled) { if (control instanceof Composite) { for (Control c : ((Composite) control).getChildren()) { c.setEnabled(enabled); if (c instanceof Composite) { setControlEnabled(c, enabled); } } } else if (control instanceof TabFolder) { for (Control c : ((TabFolder) control).getChildren()) { c.setEnabled(enabled); if (c instanceof Composite) { setControlEnabled(c, enabled); } } } else { control.setEnabled(enabled); } } public void setOrganization(Organization organization) { this.organization = organization; if (organization != null) { membershipList = organization.getMemberships().getMembership(); groupList = organization.getGroups().getGroup(); roleList = organization.getRoles().getRole(); userList = organization.getUsers().getUser(); } } public Organization getOrganization() { return organization; } }