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Làm cách nào để bật thanh cuộn để hiển thị trên custom.StyledText? Nó hiển thị các thanh cuộn nhưng không cho phép custom.StyledText cuộn?Bật thanh cuộn trong cửa sổ Java SWT
package app;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.MouseAdapter;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.custom.StyledText;
import org.eclipse.swt.custom.ScrolledComposite;
public class myapp {
protected Shell shlWhois;
private Text text;
/**
* Launch the application.
* @param args
*/
public static void main(String[] args) {
try {
myapp window = new myapp();
window.open();
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* Open the window.
*/
public void open() {
Display display = Display.getDefault();
createContents();
shlWhois.open();
shlWhois.layout();
while (!shlWhois.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
}
/**
* Create contents of the window.
*/
protected void createContents() {
shlWhois = new Shell();
shlWhois.setSize(450, 300);
shlWhois.setText("Whois");
Label lblDomain = new Label(shlWhois, SWT.NONE);
lblDomain.setBounds(10, 10, 55, 15);
lblDomain.setText("Domain");
text = new Text(shlWhois, SWT.BORDER);
text.setBounds(72, 4, 260, 21);
final ScrolledComposite scrolledComposite_1 = new ScrolledComposite(shlWhois, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
scrolledComposite_1.setAlwaysShowScrollBars(true);
final Composite c = new Composite(scrolledComposite_1, SWT.NONE);
scrolledComposite_1.setMinHeight(1000);
scrolledComposite_1.setExpandVertical(true);
scrolledComposite_1.setExpandHorizontal(true);
scrolledComposite_1.setBounds(10, 31, 403, 221);
final StyledText styledText = new StyledText(scrolledComposite_1, SWT.BORDER | SWT.WRAP);
scrolledComposite_1.setContent(styledText);
scrolledComposite_1.setMinSize(styledText.computeSize(SWT.DEFAULT, SWT.DEFAULT));
Button btnWhois = new Button(shlWhois, SWT.NONE);
btnWhois.addMouseListener(new MouseAdapter() {
@Override
public void mouseDown(MouseEvent arg0) {
}
});
btnWhois.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent arg0) {
}
});
btnWhois.setBounds(338, 2, 75, 25);
btnWhois.setText("Search");
}
}