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/*
* Copyright 2000-2022 Vaadin Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.vaadin.v7.client.ui;
import com.google.gwt.dom.client.Element;
import com.google.gwt.event.dom.client.KeyDownEvent;
import com.google.gwt.event.dom.client.KeyDownHandler;
import com.google.gwt.event.shared.HandlerRegistration;
import com.google.gwt.user.client.DOM;
import com.google.gwt.user.client.Event;
import com.google.gwt.user.client.ui.ComplexPanel;
import com.google.gwt.user.client.ui.Widget;
import com.vaadin.client.ApplicationConnection;
import com.vaadin.client.VErrorMessage;
import com.vaadin.client.ui.Icon;
import com.vaadin.client.ui.ShortcutActionHandler;
public class VForm extends ComplexPanel implements KeyDownHandler {
public static final String CLASSNAME = "v-form";
/** For internal use only. May be removed or replaced in the future. */
public String id;
/** For internal use only. May be removed or replaced in the future. */
public Widget lo;
/** For internal use only. May be removed or replaced in the future. */
public Element legend = DOM.createLegend();
/** For internal use only. May be removed or replaced in the future. */
public Element caption = DOM.createSpan();
/** For internal use only. May be removed or replaced in the future. */
public Element desc = DOM.createDiv();
/** For internal use only. May be removed or replaced in the future. */
public Icon icon;
/** For internal use only. May be removed or replaced in the future. */
public VErrorMessage errorMessage = new VErrorMessage();
/** For internal use only. May be removed or replaced in the future. */
public Element fieldContainer = DOM.createDiv();
/** For internal use only. May be removed or replaced in the future. */
public Element footerContainer = DOM.createDiv();
/** For internal use only. May be removed or replaced in the future. */
public Element fieldSet = DOM.createFieldSet();
/** For internal use only. May be removed or replaced in the future. */
public Widget footer;
/** For internal use only. May be removed or replaced in the future. */
public ApplicationConnection client;
/** For internal use only. May be removed or replaced in the future. */
public ShortcutActionHandler shortcutHandler;
/** For internal use only. May be removed or replaced in the future. */
public HandlerRegistration keyDownRegistration;
public VForm() {
setElement(DOM.createDiv());
getElement().appendChild(fieldSet);
setStyleName(CLASSNAME);
fieldSet.appendChild(legend);
legend.appendChild(caption);
// Adding description for initial padding
// measurements, removed later if no
// description is set
fieldSet.appendChild(desc);
fieldSet.appendChild(fieldContainer);
errorMessage.setVisible(false);
fieldSet.appendChild(errorMessage.getElement());
fieldSet.appendChild(footerContainer);
errorMessage.setOwner(this);
}
@Override
public void setStyleName(String style) {
super.setStyleName(style);
updateStyleNames();
}
@Override
public void setStylePrimaryName(String style) {
super.setStylePrimaryName(style);
updateStyleNames();
}
protected void updateStyleNames() {
fieldContainer.setClassName(getStylePrimaryName() + "-content");
errorMessage.setStyleName(getStylePrimaryName() + "-errormessage");
desc.setClassName(getStylePrimaryName() + "-description");
footerContainer.setClassName(getStylePrimaryName() + "-footer");
}
@Override
public void onKeyDown(KeyDownEvent event) {
shortcutHandler.handleKeyboardEvent(Event.as(event.getNativeEvent()));
}
public void setFooterWidget(Widget footerWidget) {
if (footer != null) {
remove(footer);
}
if (footerWidget != null) {
super.add(footerWidget, footerContainer);
}
footer = footerWidget;
}
public void setLayoutWidget(Widget newLayoutWidget) {
if (lo != null) {
remove(lo);
}
if (newLayoutWidget != null) {
super.add(newLayoutWidget, fieldContainer);
}
lo = newLayoutWidget;
}
}
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