Java tutorial
/* * * Copyright (C) 2007-2015 Licensed to the Comunes Association (CA) under * one or more contributor license agreements (see COPYRIGHT for details). * The CA licenses this file to you under the GNU Affero General Public * License version 3, (the "License"); you may not use this file except in * compliance with the License. This file is part of kune. * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * 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 Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. * */ package cc.kune.common.client.actions.gwtui; import cc.kune.common.client.actions.Action; import cc.kune.common.client.actions.ActionEvent; import cc.kune.common.client.actions.ui.AbstractChildGuiItem; import cc.kune.common.client.actions.ui.AbstractGuiItem; import cc.kune.common.client.actions.ui.descrip.ButtonDescriptor; import cc.kune.common.client.actions.ui.descrip.GuiActionDescrip; import cc.kune.common.client.tooltip.Tooltip; import cc.kune.common.client.ui.IconLabel; import cc.kune.common.shared.res.KuneIcon; import com.google.gwt.event.dom.client.ClickEvent; import com.google.gwt.event.dom.client.ClickHandler; import com.google.gwt.resources.client.ImageResource; import com.google.gwt.user.client.Event; import com.google.gwt.user.client.ui.Button; import com.google.gwt.user.client.ui.ButtonBase; import com.google.gwt.user.client.ui.ToggleButton; // TODO: Auto-generated Javadoc /** * The Class AbstractGwtButtonGui. * * @author vjrj@ourproject.org (Vicente J. Ruiz Jurado) */ public abstract class AbstractGwtButtonGui extends AbstractChildGuiItem { /** The button. */ private ButtonBase button; /** The enable tongle. */ protected boolean enableTongle; /** The icon label. */ private IconLabel iconLabel; /** The is child. */ private boolean isChild; /** * Instantiates a new abstract gwt button gui. */ public AbstractGwtButtonGui() { this(null, false); } /** * Instantiates a new abstract gwt button gui. * * @param enableTongle * the enable tongle */ public AbstractGwtButtonGui(final boolean enableTongle) { this(null, enableTongle); } /** * Instantiates a new abstract gwt button gui. * * @param buttonDescriptor * the button descriptor */ public AbstractGwtButtonGui(final ButtonDescriptor buttonDescriptor) { this(buttonDescriptor, false); } /** * Instantiates a new abstract gwt button gui. * * @param buttonDescriptor * the button descriptor * @param enableTongle * the enable tongle */ public AbstractGwtButtonGui(final ButtonDescriptor buttonDescriptor, final boolean enableTongle) { super(buttonDescriptor); this.enableTongle = enableTongle; } /* * (non-Javadoc) * * @see * cc.kune.common.client.actions.ui.AbstractChildGuiItem#addStyle(java.lang * .String) */ @Override protected void addStyle(final String style) { button.addStyleName(style); layout(); } /* * (non-Javadoc) * * @see * cc.kune.common.client.actions.ui.AbstractChildGuiItem#create(cc.kune.common * .client.actions.ui.descrip.GuiActionDescrip) */ @Override public AbstractGuiItem create(final GuiActionDescrip descriptor) { super.descriptor = descriptor; iconLabel = new IconLabel(""); if (enableTongle) { button = new ToggleButton(); } else { button = new Button(); } final String value = (String) descriptor.getValue(Action.STYLES); if (value == null) { // Default btn styles button.addStyleName("k-button"); button.addStyleName("k-btn"); button.addStyleName("k-5corners"); } else { setStyles(value); } layout(); // button.setEnableToggle(enableTongle); final String id = descriptor.getId(); if (id != null) { button.ensureDebugId(id); } isChild = descriptor.isChild(); if (isChild) { // If button is inside a toolbar don't init... if (descriptor.isChild()) { child = button; } } else { initWidget(button); } button.addClickHandler(new ClickHandler() { @Override public void onClick(final ClickEvent event) { descriptor.fire(new ActionEvent(button, getTargetObjectOfAction(descriptor), Event.as(event.getNativeEvent()))); } }); super.create(descriptor); configureItemFromProperties(); return this; } /** * Layout. */ private void layout() { button.setHTML(iconLabel.getElement().getInnerHTML()); } /* * (non-Javadoc) * * @see cc.kune.common.client.actions.ui.AbstractGuiItem#setEnabled(boolean) */ @Override public void setEnabled(final boolean enabled) { // Log.info("Set button" + descriptor.getValue(Action.NAME) + " enabled " + // enabled // + " ----------------------------------"); button.setEnabled(enabled); button.getElement().getStyle().setOpacity(enabled ? 1d : 0.6d); } /* * (non-Javadoc) * * @see * cc.kune.common.client.actions.ui.AbstractGuiItem#setIcon(cc.kune.common * .shared.res.KuneIcon) */ @Override public void setIcon(final KuneIcon icon) { iconLabel.setLeftIconFont(icon); } /* * (non-Javadoc) * * @see * cc.kune.common.client.actions.ui.AbstractGuiItem#setIconBackground(java * .lang.String) */ @Override public void setIconBackColor(final String backgroundColor) { iconLabel.setLeftIconBackground(backgroundColor); layout(); } /* * (non-Javadoc) * * @see * cc.kune.common.client.actions.ui.AbstractGuiItem#setIconResource(com.google * .gwt.resources.client.ImageResource) */ @Override public void setIconResource(final ImageResource icon) { iconLabel.setLeftIconResource(icon); layout(); } /* * (non-Javadoc) * * @see * cc.kune.common.client.actions.ui.AbstractGuiItem#setIconStyle(java.lang * .String) */ @Override protected void setIconStyle(final String style) { iconLabel.setRightIcon(style); layout(); } /* * (non-Javadoc) * * @see * cc.kune.common.client.actions.ui.AbstractGuiItem#setIconUrl(java.lang.String * ) */ @Override public void setIconUrl(final String url) { iconLabel.setLeftIconUrl(url); layout(); } /** * Sets the pressed. * * @param pressed * the new pressed */ public void setPressed(final boolean pressed) { final ToggleButton toggleButton = (ToggleButton) button; if (toggleButton.isDown() != pressed) { toggleButton.setDown(pressed); } } /* * (non-Javadoc) * * @see * cc.kune.common.client.actions.ui.AbstractGuiItem#setText(java.lang.String) */ @Override public void setText(final String text) { iconLabel.setText(text, descriptor.getDirection()); layout(); } /* * (non-Javadoc) * * @see * cc.kune.common.client.actions.ui.AbstractGuiItem#setToolTipText(java.lang * .String) */ @Override public void setToolTipText(final String tooltipText) { Tooltip.to(button, tooltipText); } /* * (non-Javadoc) * * @see com.google.gwt.user.client.ui.UIObject#setVisible(boolean) */ @Override public void setVisible(final boolean visible) { button.setVisible(visible); } /* * (non-Javadoc) * * @see cc.kune.common.client.actions.ui.AbstractGuiItem#shouldBeAdded() */ @Override public boolean shouldBeAdded() { return !descriptor.isChild(); } }