| /* |
| * (c) Copyright IBM Corp. 2000, 2001. |
| * All Rights Reserved. |
| */ |
| package org.eclipse.cdt.debug.mi.internal.ui.dialogfields; |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.swt.widgets.Label; |
| |
| /** |
| * Dialog field describing a separator. |
| */ |
| public class Separator extends DialogField { |
| |
| private Label fSeparator; |
| private int fStyle; |
| |
| public Separator() { |
| this(SWT.NONE); |
| } |
| |
| /** |
| * @param style of the separator. See <code>Label</code> for possible |
| * styles. |
| */ |
| public Separator(int style) { |
| super(); |
| fStyle= style; |
| } |
| |
| // ------- layout helpers |
| |
| /** |
| * Creates the separator and fills it in a MGridLayout. |
| * @param height The heigth of the separator |
| */ |
| public Control[] doFillIntoGrid(Composite parent, int nColumns, int height) { |
| assertEnoughColumns(nColumns); |
| |
| Control separator= getSeparator(parent); |
| separator.setLayoutData(gridDataForSeperator(nColumns, height)); |
| |
| return new Control[] { separator }; |
| } |
| |
| /* |
| * @see DialogField#doFillIntoGrid |
| */ |
| public Control[] doFillIntoGrid(Composite parent, int nColumns) { |
| return doFillIntoGrid(parent, nColumns, 4); |
| } |
| |
| /* |
| * @see DialogField#getNumberOfControls |
| */ |
| public int getNumberOfControls() { |
| return 1; |
| } |
| |
| protected static GridData gridDataForSeperator(int span, int height) { |
| GridData gd= new GridData(); |
| gd.horizontalAlignment= GridData.FILL; |
| gd.verticalAlignment= GridData.BEGINNING; |
| gd.heightHint= height; |
| gd.horizontalSpan= span; |
| return gd; |
| } |
| |
| // ------- ui creation |
| |
| /** |
| * Creates or returns the created separator. |
| * @param parent The parent composite or <code>null</code> if the widget has |
| * already been created. |
| */ |
| public Control getSeparator(Composite parent) { |
| if (fSeparator == null) { |
| assertCompositeNotNull(parent); |
| fSeparator= new Label(parent, fStyle); |
| } |
| return fSeparator; |
| } |
| |
| } |