org.opencms.gwt.client.ui.A_CmsToolbarButton Maven / Gradle / Ivy
Show all versions of opencms-gwt Show documentation
/*
* This library is part of OpenCms -
* the Open Source Content Management System
*
* Copyright (c) Alkacon Software GmbH (http://www.alkacon.com)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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.
*
* For further information about Alkacon Software, please see the
* company website: http://www.alkacon.com
*
* For further information about OpenCms, please see the
* project website: http://www.opencms.org
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.opencms.gwt.client.ui;
import org.opencms.gwt.client.ui.I_CmsButton.ButtonStyle;
import org.opencms.gwt.client.ui.I_CmsButton.Size;
import com.google.gwt.dom.client.Document;
/**
* Abstract button class implementing common methods
* of {@link org.opencms.gwt.client.ui.I_CmsToolbarButton}
* for container-page tool-bar buttons.
*
* @param the handler class to use for the button type
*
* @since 8.0.0
*/
public abstract class A_CmsToolbarButton extends CmsToggleButton
implements I_CmsToolbarButton {
/** The handler instance. */
protected HANDLER m_handler;
/** The CSS class responsible for displaying the proper icon. */
private String m_iconClass;
/** True if this button is active. */
private boolean m_isActive;
/**
* Constructor.
*
* @param buttonData the button data to use
* @param handler the container-page handler
*/
protected A_CmsToolbarButton(I_CmsButton.ButtonData buttonData, HANDLER handler) {
super(buttonData);
setButtonStyle(ButtonStyle.IMAGE, null);
setSize(Size.big);
m_handler = handler;
m_iconClass = buttonData.getIconClass();
}
/**
* @see org.opencms.gwt.client.ui.I_CmsToolbarButton#getIconClass()
*/
public String getIconClass() {
return m_iconClass;
}
/**
* @see org.opencms.gwt.client.ui.I_CmsToolbarButton#isActive()
*/
public boolean isActive() {
return m_isActive;
//return isDown();
}
/**
* @see org.opencms.gwt.client.ui.I_CmsToolbarButton#onToolbarClick()
*/
public void onToolbarClick() {
boolean active = isDown();
if (active) {
m_handler.deactivateCurrentButton();
m_handler.setActiveButton(this);
onToolbarActivate();
} else {
m_handler.deactivateCurrentButton();
m_handler.activateSelection();
}
}
/**
* @see org.opencms.gwt.client.ui.I_CmsToolbarButton#setActive(boolean)
*/
public void setActive(boolean active) {
m_isActive = active;
setDown(m_isActive);
if (active) {
if (m_handler.getActiveButton() != this) {
m_handler.deactivateCurrentButton();
}
m_handler.setActiveButton(this);
onToolbarActivate();
} else {
onToolbarDeactivate();
m_handler.setActiveButton(null);
}
}
/**
* Toggle function. Shows of the element option buttons only the ones associated with this button.
*
* @param show true if to show the buttons
*/
public void showSingleElementOption(boolean show) {
if (show) {
Document.get().getBody().addClassName(m_iconClass);
} else {
Document.get().getBody().removeClassName(m_iconClass);
}
}
/**
* Returns the container-page handler.
*
* @return the container-page handler
*/
protected HANDLER getHandler() {
return m_handler;
}
}