private void doNewButtonPressed() {
Object newElement = fCreateTargetQuery.getCreatedTarget(fDestination);
if (newElement != null) {
TreeViewer viewer = getTreeViewer();
ITreeContentProvider contentProvider = (ITreeContentProvider) viewer.getContentProvider();
viewer.refresh(contentProvider.getParent(newElement));
viewer.setSelection(new StructuredSelection(newElement), true);
viewer.getTree().setFocus();
}
}
@Override
protected Control addLabel(Composite parent) {
if (fCreateTargetQuery != null) {
Composite firstLine = new Composite(parent, SWT.NONE);
GridLayout layout = new GridLayout(2, false);
layout.marginHeight = layout.marginWidth = 0;
firstLine.setLayout(layout);
firstLine.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
Control label = super.addLabel(firstLine);
label.addTraverseListener(
new TraverseListener() {
@Override
public void keyTraversed(TraverseEvent e) {
if (e.detail == SWT.TRAVERSE_MNEMONIC && e.doit) {
e.detail = SWT.TRAVERSE_NONE;
getTreeViewer().getTree().setFocus();
}
}
});
Button newButton = new Button(firstLine, SWT.PUSH);
newButton.setText(fCreateTargetQuery.getNewButtonLabel());
GridData gd =
new GridData(
GridData.HORIZONTAL_ALIGN_END
| GridData.GRAB_HORIZONTAL
| GridData.VERTICAL_ALIGN_BEGINNING);
gd.widthHint = SWTUtil.getButtonWidthHint(newButton);
newButton.setLayoutData(gd);
newButton.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
doNewButtonPressed();
}
});
return firstLine;
} else {
return super.addLabel(parent);
}
}