Bug 29163 SafeRunnable needs to be accessible in JFace
We need to be able to access the SafeRunnable in JFace in order that some error protection can be added to preferences and properties dialogs.
bundles/org.eclipse.ui.workbench/extensions/org/eclipse/jface/wizard/WizardDialog.java
*
 * @param c the cursor
 */
private void setDisplayCursor(Cursor c) {
	Shell[] shells = getShell().getDisplay().getShells();
	for (int i = 0; i < shells.length; i++)
		shells[i].setCursor(c);
}
/**
 * Sets the minimum page size used for the pages.
 *
 * @param minWidth the minimum page width
 * @param minHeight the minimum page height
 * @see #setMinimumPageSize(org.eclipse.swt.graphics.Point)
 */
public void setMinimumPageSize(int minWidth, int minHeight) {
	Assert.isTrue(minWidth >= 0 && minHeight >= 0);
	pageContainerLayout.minimumWidth= minWidth;
	pageContainerLayout.minimumHeight= minHeight;
}
/**
 * Sets the minimum page size used for the pages.
 *
 * @param size the page size encoded as
 *   <code>new Point(width,height)</code>
 * @see #setMinimumPageSize(int,int)
 */
public void setMinimumPageSize(Point size) {
	setMinimumPageSize(size.x, size.y);
}