package bndtools.views.repository;
import org.bndtools.core.ui.icons.Icons;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.graphics.Device;
import org.eclipse.swt.graphics.Image;
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.Label;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.IMemento;
import org.osgi.namespace.service.ServiceNamespace;
import org.osgi.resource.Requirement;
import aQute.bnd.osgi.resource.CapReqBuilder;
public class ServiceSearchPanel extends SearchPanel {
private String serviceClass;
private Control focusControl;
@Override
public Control createControl(Composite parent) {
Composite container = new Composite(parent, SWT.NONE);
GridLayout layout = new GridLayout(2, false);
layout.verticalSpacing = 10;
container.setLayout(layout);
Label lblInstruction = new Label(container, SWT.WRAP | SWT.LEFT);
lblInstruction.setText("Enter a service interface type name, which may contain wildcard characters (\"*\").");
lblInstruction.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false, 2, 1));
new Label(container, SWT.NONE).setText("Service Interface:");
final Text txtName = new Text(container, SWT.BORDER);
if (serviceClass != null)
txtName.setText(serviceClass);
txtName.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
txtName.addModifyListener(new ModifyListener() {
@Override
public void modifyText(ModifyEvent e) {
serviceClass = txtName.getText().trim();
validate();
}
});
this.focusControl = txtName;
validate();
return container;
}
public void validate() {
if (serviceClass == null || serviceClass.trim().isEmpty()) {
setError(null);
setRequirement(null);
} else {
String filter = String.format("(%s=%s)", ServiceNamespace.CAPABILITY_OBJECTCLASS_ATTRIBUTE, serviceClass);
Requirement requirement = new CapReqBuilder(ServiceNamespace.SERVICE_NAMESPACE).addDirective(ServiceNamespace.REQUIREMENT_FILTER_DIRECTIVE, filter).buildSyntheticRequirement();
setError(null);
setRequirement(requirement);
}
}
@Override
public void setFocus() {
focusControl.setFocus();
}
@Override
public Image createImage(Device device) {
return Icons.desc("service").createImage(device);
}
@Override
public void saveState(IMemento memento) {
memento.putString("serviceClass", serviceClass);
}
@Override
public void restoreState(IMemento memento) {
serviceClass = memento.getString("serviceClass");
}
}