/** * Returns the preview control for this field editor. * * @return the preview control */ public Control getPreviewControl() { if (previewer == null) { return null; } return previewer.getControl(); }
@Override protected void doFillIntoGrid(Composite parent, int numColumns) { getLabelControl(parent); valueControl = getValueControl(parent); GridData gd = new GridData(GridData.FILL_HORIZONTAL | GridData.GRAB_HORIZONTAL); gd.horizontalSpan = numColumns - getNumberOfControls() + 1; valueControl.setLayoutData(gd); if (previewText != null) { previewer = new DefaultPreviewer(previewText, parent); gd = new GridData(GridData.FILL_HORIZONTAL); gd.heightHint = previewer.getPreferredExtent(); gd.widthHint = previewer.getPreferredExtent(); previewer.getControl().setLayoutData(gd); } changeFontButton = getChangeControl(parent); gd = new GridData(); int widthHint = convertHorizontalDLUsToPixels(changeFontButton, IDialogConstants.BUTTON_WIDTH); gd.widthHint = Math.max(widthHint, changeFontButton.computeSize(SWT.DEFAULT, SWT.DEFAULT, true).x); changeFontButton.setLayoutData(gd); }