package org.ovirt.engine.ui.common.view;
import org.ovirt.engine.ui.common.system.ClientStorage;
import com.google.gwt.user.client.ui.IsWidget;
public class SubTabHelper {
private static final int subTabPanelMaxHeight = 300;
private static final String SUB_TAB_HEIGHT_KEY = "subtabHeight"; //$NON-NLS-1$
private SubTabHelper() {
// Don't allow instances of this class.
}
public static void storeSubTabHeight(ClientStorage clientStorage, IsWidget widget) {
clientStorage.setLocalItem(SUB_TAB_HEIGHT_KEY, String.valueOf(widget.asWidget().getOffsetHeight()));
}
public static int getSubTabHeight(ClientStorage clientStorage, IsWidget widget) {
int subTabHeight;
String storedHeight = clientStorage.getLocalItem(SUB_TAB_HEIGHT_KEY);
if (storedHeight != null) {
try {
subTabHeight = Integer.parseInt(storedHeight);
} catch (NumberFormatException nfe) {
//Default to max height if stored value is invalid.
subTabHeight = subTabPanelMaxHeight;
}
} else {
subTabHeight = widget.asWidget().getOffsetHeight() / 2;
if (subTabHeight > subTabPanelMaxHeight) {
subTabHeight = subTabPanelMaxHeight;
}
}
return subTabHeight;
}
}