private void createFileNameControls(Composite composite, int columns) {
fileNameField.doFillIntoGrid(composite, columns - 1);
DialogField.createEmptySpace(composite);
setFieldWidthHint(fileNameField);
Text text = fileNameField.getTextControl(null);
LayoutUtil.setHorizontalGrabbing(text);
}
private void createPageElementsControls(Composite composite, int nColumns) {
Control labelControl = hostPageElementsButtons.getLabelControl(composite);
LayoutUtil.setHorizontalSpan(labelControl, nColumns);
DialogField.createEmptySpace(composite);
Control buttonGroup = hostPageElementsButtons.getSelectionButtonsGroup(composite);
LayoutUtil.setHorizontalSpan(buttonGroup, nColumns - 1);
}