/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* Copyright (c) 2002-2013 Pentaho Corporation.. All rights reserved.
*/
package org.pentaho.gwt.widgets.client.utils;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.HasHorizontalAlignment;
import com.google.gwt.user.client.ui.HasVerticalAlignment;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.Image;
import com.google.gwt.user.client.ui.Panel;
import com.google.gwt.user.client.ui.SimplePanel;
import com.google.gwt.user.client.ui.VerticalPanel;
public final class ButtonHelper {
public static enum ButtonLabelType {
TEXT_ON_TOP, TEXT_ON_RIGHT, TEXT_ON_BOTTOM, TEXT_ON_LEFT, TEXT_ONLY, NO_TEXT
}
public static String createButtonLabel( Image image, String text, ButtonLabelType type ) {
return createButtonLabel( image, text, type, null );
}
public static Panel createButtonElement( Image image, String text, ButtonLabelType type ) {
return createButtonElement( image, text, type, null );
}
public static String createButtonLabel( Image img, String text, ButtonLabelType type, String cssName ) {
final HTML html = new HTML( text, false );
if ( cssName != null ) {
html.addStyleDependentName( cssName );
img.addStyleDependentName( cssName );
}
if ( type == ButtonLabelType.TEXT_ONLY ) {
return text;
} else if ( type == ButtonLabelType.TEXT_ON_LEFT || type == ButtonLabelType.TEXT_ON_RIGHT ) {
HorizontalPanel hpanel = new HorizontalPanel();
if ( cssName != null ) {
hpanel.addStyleName( cssName );
}
if ( type == ButtonLabelType.TEXT_ON_LEFT ) {
hpanel.add( html );
hpanel.add( new HTML( " " ) ); //$NON-NLS-1$
hpanel.add( img );
} else {
hpanel.add( img );
hpanel.add( new HTML( " " ) ); //$NON-NLS-1$
hpanel.add( html );
}
hpanel.setCellVerticalAlignment( html, HasVerticalAlignment.ALIGN_MIDDLE );
hpanel.setCellVerticalAlignment( img, HasVerticalAlignment.ALIGN_MIDDLE );
return hpanel.getElement().getString();
} else {
VerticalPanel vpanel = new VerticalPanel();
if ( type == ButtonLabelType.TEXT_ON_TOP ) {
vpanel.add( html );
vpanel.add( img );
} else {
vpanel.add( img );
vpanel.add( html );
}
vpanel.setCellHorizontalAlignment( html, HasHorizontalAlignment.ALIGN_CENTER );
vpanel.setCellHorizontalAlignment( img, HasHorizontalAlignment.ALIGN_CENTER );
return vpanel.getElement().getString();
}
}
public static Panel createButtonElement( Image img, String text, ButtonLabelType type, String cssName ) {
final HTML html = new HTML( text, false );
if ( cssName != null ) {
html.addStyleDependentName( cssName );
img.addStyleDependentName( cssName );
}
if ( type == ButtonLabelType.TEXT_ONLY ) {
SimplePanel sp = new SimplePanel();
sp.add( html );
return sp;
} else if ( type == ButtonLabelType.TEXT_ON_LEFT || type == ButtonLabelType.TEXT_ON_RIGHT ) {
HorizontalPanel hpanel = new HorizontalPanel();
if ( cssName != null ) {
hpanel.addStyleName( cssName );
}
if ( type == ButtonLabelType.TEXT_ON_LEFT ) {
hpanel.add( html );
hpanel.add( new HTML( " " ) ); //$NON-NLS-1$
hpanel.add( img );
} else {
hpanel.add( img );
hpanel.add( new HTML( " " ) ); //$NON-NLS-1$
hpanel.add( html );
}
hpanel.setCellVerticalAlignment( html, HasVerticalAlignment.ALIGN_MIDDLE );
hpanel.setCellVerticalAlignment( img, HasVerticalAlignment.ALIGN_MIDDLE );
return hpanel;
} else {
VerticalPanel vpanel = new VerticalPanel();
if ( type == ButtonLabelType.TEXT_ON_TOP ) {
vpanel.add( html );
vpanel.add( img );
} else {
vpanel.add( img );
vpanel.add( html );
}
vpanel.setCellHorizontalAlignment( html, HasHorizontalAlignment.ALIGN_CENTER );
vpanel.setCellHorizontalAlignment( img, HasHorizontalAlignment.ALIGN_CENTER );
return vpanel;
}
}
}