TableViewer: setLabelProvider(IBaseLabelProvider ibp)
import java.util.LinkedList;
import java.util.List;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.ToolBarManager;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.window.ApplicationWindow;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.jface.wizard.WizardDialog;
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.graphics.Image;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
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.swt.widgets.Text;
public class MainClass extends ApplicationWindow {
public static MainClass mainWindow;
AddEntryAction addEntryAction;
List entries;
private TableViewer viewer;
public MainClass() {
super(null);
mainWindow = this;
addEntryAction = new AddEntryAction();
entries = new LinkedList();
addToolBar(SWT.NONE);
}
public void run() {
setBlockOnOpen(true);
open();
Display.getCurrent().dispose();
}
public void add(AddressEntry entry) {
entries.add(entry);
refresh();
}
protected void configureShell(Shell shell) {
super.configureShell(shell);
shell.setSize(600, 400);
}
protected Control createContents(Composite parent) {
viewer = new TableViewer(parent);
viewer.setContentProvider(new AddressBookContentProvider());
viewer.setLabelProvider(new AddressBookLabelProvider());
viewer.setInput(entries);
Table table = viewer.getTable();
new TableColumn(table, SWT.LEFT).setText("First Name");
new TableColumn(table, SWT.LEFT).setText("Last Name");
new TableColumn(table, SWT.LEFT).setText("E-mail Address");
table.setHeaderVisible(true);
table.setLinesVisible(true);
refresh();
return table;
}
protected ToolBarManager createToolBarManager(int style) {
ToolBarManager tbm = new ToolBarManager(style);
tbm.add(addEntryAction);
return tbm;
}
private void refresh() {
viewer.refresh();
Table table = viewer.getTable();
for (int i = 0, n = table.getColumnCount(); i < n; i++) {
table.getColumn(i).pack();
}
}
public static void main(String[] args) {
new MainClass().run();
}
}
class AddEntryAction extends Action {
public AddEntryAction() {
super("Add Entry");
setToolTipText("Add Entry");
}
public void run() {
WizardDialog dlg = new WizardDialog(MainClass.mainWindow.getShell(),
new AddEntryWizard());
dlg.open();
}
}
class AddEntryWizard extends Wizard {
private WelcomePage welcomePage= new WelcomePage();
private NamePage namePage= new NamePage();
private EmailPage emailPage= new EmailPage();
public AddEntryWizard() {
addPage(welcomePage);
addPage(namePage);
addPage(emailPage);
setWindowTitle("Address Book Entry Wizard");
}
public boolean performFinish() {
AddressEntry entry = new AddressEntry();
entry.setFirstName(namePage.getFirstName());
entry.setLastName(namePage.getLastName());
entry.setEmail(emailPage.getEmail());
MainClass.mainWindow.add(entry);
return true;
}
}
class EmailPage extends WizardPage {
private String email = "";
public EmailPage() {
super("E-mail", "E-mail Address", ImageDescriptor.createFromFile(EmailPage.class,
"email.gif"));
setDescription("Enter the e-mail address");
setPageComplete(false);
}
public void createControl(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
composite.setLayout(new GridLayout(2, false));
new Label(composite, SWT.LEFT).setText("E-mail Address:");
final Text ea = new Text(composite, SWT.BORDER);
ea.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
ea.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent event) {
email = ea.getText();
setPageComplete(email.length() > 0);
}
});
setControl(composite);
}
public String getEmail() {
return email;
}
}
class NamePage extends WizardPage {
private String firstName = "";
private String lastName = "";
public NamePage() {
super("Name", "Name", ImageDescriptor.createFromFile(NamePage.class, "name.gif"));
setDescription("Enter the first and last names");
setPageComplete(false);
}
public void createControl(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
composite.setLayout(new GridLayout(2, false));
new Label(composite, SWT.LEFT).setText("First Name:");
final Text first = new Text(composite, SWT.BORDER);
first.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
new Label(composite, SWT.LEFT).setText("Last Name:");
final Text last = new Text(composite, SWT.BORDER);
last.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
first.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent event) {
firstName = first.getText();
setPageComplete(firstName.length() > 0 && lastName.length() > 0);
}
});
last.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent event) {
lastName = last.getText();
setPageComplete(firstName.length() > 0 && lastName.length() > 0);
}
});
setControl(composite);
}
public String getFirstName() {
return firstName;
}
public String getLastName() {
return lastName;
}
}
class WelcomePage extends WizardPage {
protected WelcomePage() {
super("Welcome", "Welcome", ImageDescriptor.createFromFile(WelcomePage.class,
"welcome.gif"));
setDescription("Welcome to the Address Book Entry Wizard");
}
public void createControl(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
composite.setLayout(new FillLayout(SWT.VERTICAL));
new Label(composite, SWT.CENTER).setText("Welcome to the Address Book Entry Wizard!");
new Label(composite, SWT.LEFT)
.setText("This wizard guides you through creating an Address Book entry.");
new Label(composite, SWT.LEFT).setText("Click Next to continue.");
setControl(composite);
}
}
class AddressEntry {
private String lastName;
private String firstName;
private String email;
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
public String getFirstName() {
return firstName;
}
public void setFirstName(String firstName) {
this.firstName = firstName;
}
public String getLastName() {
return lastName;
}
public void setLastName(String lastName) {
this.lastName = lastName;
}
}
class AddressBookLabelProvider implements ITableLabelProvider {
public Image getColumnImage(Object element, int columnIndex) {
return null;
}
public String getColumnText(Object element, int columnIndex) {
AddressEntry ae = (AddressEntry) element;
switch (columnIndex) {
case 0:
return ae.getFirstName();
case 1:
return ae.getLastName();
case 2:
return ae.getEmail();
}
return "";
}
public void addListener(ILabelProviderListener listener) {
}
public void dispose() {
}
public boolean isLabelProperty(Object element, String property) {
return false;
}
public void removeListener(ILabelProviderListener listener) {
}
}
class AddressBookContentProvider implements IStructuredContentProvider {
public Object[] getElements(Object inputElement) {
return ((List) inputElement).toArray();
}
public void dispose() {
}
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
}
}
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