JFace's TitleAreaDialog
import org.eclipse.jface.window.ApplicationWindow;
import org.eclipse.jface.dialogs.*;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.*;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.layout.*;
import org.eclipse.swt.widgets.*;
import java.io.*;
/**
* This class demonstrates JFace's TitleAreaDialog class
*/
public class ShowMyTitleAreaDialog extends ApplicationWindow {
/**
* ShowCustomDialog constructor
*/
public ShowMyTitleAreaDialog() {
super(null);
}
/**
* Runs the application
*/
public void run() {
// Don't return from open() until window closes
setBlockOnOpen(true);
// Open the main window
open();
// Dispose the display
Display.getCurrent().dispose();
}
/**
* Creates the main window's contents
*
* @param parent the main window
* @return Control
*/
protected Control createContents(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
composite.setLayout(new GridLayout(1, true));
// Create the button
Button show = new Button(composite, SWT.NONE);
show.setText("Show");
final Shell shell = parent.getShell();
// Display the TitleAreaDialog
show.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
// Create and show the dialog
MyTitleAreaDialog dlg = new MyTitleAreaDialog(shell);
dlg.open();
}
});
parent.pack();
return composite;
}
/**
* The application entry point
*
* @param args the command line arguments
*/
public static void main(String[] args) {
new ShowMyTitleAreaDialog().run();
}
}
/**
* This class shows an about box, based on TitleAreaDialog
*/
class MyTitleAreaDialog extends TitleAreaDialog {
// The image to display
private Image image;
/**
* MyTitleAreaDialog constructor
*
* @param shell the parent shell
*/
public MyTitleAreaDialog(Shell shell) {
super(shell);
// Create the image
try {
image = new Image(null, new FileInputStream("java2s.gif"));
} catch (FileNotFoundException e) {
// Ignore
}
}
/**
* Closes the dialog box Override so we can dispose the image we created
*/
public boolean close() {
if (image != null) image.dispose();
return super.close();
}
/**
* Creates the dialog's contents
*
* @param parent the parent composite
* @return Control
*/
protected Control createContents(Composite parent) {
Control contents = super.createContents(parent);
// Set the title
setTitle("About This Application");
// Set the message
setMessage("This is a JFace dialog", IMessageProvider.INFORMATION);
// Set the image
if (image != null) setTitleImage(image);
return contents;
}
/**
* Creates the gray area
*
* @param parent the parent composite
* @return Control
*/
protected Control createDialogArea(Composite parent) {
Composite composite = (Composite) super.createDialogArea(parent);
// Create a table
Table table = new Table(composite, SWT.FULL_SELECTION | SWT.BORDER);
table.setLayoutData(new GridData(GridData.FILL_BOTH));
// Create two columns and show
TableColumn one = new TableColumn(table, SWT.LEFT);
one.setText("Real Name");
TableColumn two = new TableColumn(table, SWT.LEFT);
two.setText("Preferred Name");
table.setHeaderVisible(true);
// Add some data
TableItem item = new TableItem(table, SWT.NONE);
item.setText(0, "Robert Harris");
item.setText(1, "Bobby");
item = new TableItem(table, SWT.NONE);
item.setText(0, "Robert Warner");
item.setText(1, "Rob");
item = new TableItem(table, SWT.NONE);
item.setText(0, "Gabor Liptak");
item.setText(1, "Gabor");
one.pack();
two.pack();
return composite;
}
/**
* Creates the buttons for the button bar
*
* @param parent the parent composite
*/
protected void createButtonsForButtonBar(Composite parent) {
createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true);
}
}
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