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eFaps WebApp provides a web interface as the User Interface for eFaps
which can be easily expanded and altered.
/*
* Copyright 2003 - 2011 The eFaps Team
*
* 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.
*
* Revision: $Rev: 6620 $
* Last Changed: $Date: 2011-06-08 16:10:49 -0500 (Wed, 08 Jun 2011) $
* Last Changed By: $Author: [email protected] $
*/
package org.efaps.ui.wicket.components.autocomplete;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import org.apache.wicket.RestartResponseException;
import org.apache.wicket.extensions.ajax.markup.html.autocomplete.AutoCompleteBehavior;
import org.apache.wicket.extensions.ajax.markup.html.autocomplete.AutoCompleteSettings;
import org.apache.wicket.extensions.ajax.markup.html.autocomplete.AutoCompleteTextField;
import org.apache.wicket.extensions.ajax.markup.html.autocomplete.IAutoCompleteRenderer;
import org.apache.wicket.markup.ComponentTag;
import org.apache.wicket.markup.MarkupStream;
import org.apache.wicket.model.IModel;
import org.apache.wicket.model.Model;
import org.efaps.admin.event.Return;
import org.efaps.admin.event.Return.ReturnValues;
import org.efaps.admin.ui.field.Field;
import org.efaps.ui.wicket.behaviors.AjaxFieldUpdateBehavior;
import org.efaps.ui.wicket.behaviors.SetSelectedRowBehavior;
import org.efaps.ui.wicket.components.form.command.AjaxCmdBehavior;
import org.efaps.ui.wicket.models.cell.UITableCell;
import org.efaps.ui.wicket.models.objects.AbstractUIPageObject;
import org.efaps.ui.wicket.pages.error.ErrorPage;
import org.efaps.ui.wicket.resources.EFapsContentReference;
import org.efaps.ui.wicket.resources.StaticHeaderContributor;
import org.efaps.util.EFapsException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* TODO comment!
*
* @author The eFaps Team
* @version $Id: AutoCompleteField.java 6620 2011-06-08 21:10:49Z [email protected] $
*/
public class AutoCompleteField
extends AutoCompleteTextField>
{
/**
* Reference to the stylesheet.
*/
public static final EFapsContentReference CSS = new EFapsContentReference(AutoCompleteField.class,
"AutoCompleteField.css");
/**
* Logger.
*/
private static final Logger LOG = LoggerFactory.getLogger(AutoCompleteField.class);
/** Needed for serialization. */
private static final long serialVersionUID = 1L;
/**
* Model of this Component.
*/
private final IModel model;
/**
* Behavior that will be executed onchange, if this AutoCompleteField is
* used in CommandCellPanel.
*/
private AjaxCmdBehavior cmdBehavior;
/**
* Name of the field this AutoCompleteField belongs to.
*/
private final String fieldName;
/**
* NUmber of cols this field has got.
*/
private int cols;
/**
* Cell this complete field belongs to.
*/
private final UITableCell uiAbstractCell;
/**
* @param _wicketId wicket id for this component
* @param _model model for this component
* @param _selectRow name for the field
*/
@SuppressWarnings({ "unchecked", "rawtypes" })
public AutoCompleteField(final String _wicketId,
final IModel _model,
final boolean _selectRow)
{
super(_wicketId, new Model());
this.model = _model;
this.uiAbstractCell = (UITableCell) _model.getObject();
this.fieldName = this.uiAbstractCell.getName();
final Field field = Field.get(this.uiAbstractCell.getFieldId());
if (field != null) {
this.cols = field.getCols();
}
add(StaticHeaderContributor.forCss(AutoCompleteField.CSS));
if (_selectRow) {
this.add(new SetSelectedRowBehavior(this.fieldName));
}
final UITableCell uiObject = (UITableCell) this.model.getObject();
if (uiObject.isFieldUpdate()) {
this.add(new AjaxFieldUpdateBehavior("onchange", this.model) {
/** Needed for serialization. */
private static final long serialVersionUID = 1L;
@Override
protected String getComponentMarkupId()
{
return getMarkupId() + "_hidden";
}
});
}
}
/**
* The Name must be set too trick the parent classes.
*
* @param _tag tag to modify
*/
@Override
protected void onComponentTag(final ComponentTag _tag)
{
_tag.setName("input");
super.onComponentTag(_tag);
_tag.put("name", this.fieldName + "AutoComplete");
if (this.cols > 0) {
_tag.put("size", this.cols);
}
if (this.uiAbstractCell.getParent().isEditMode() || this.uiAbstractCell.getParent().isCreateMode()) {
_tag.put("value", this.uiAbstractCell.getCellTitle());
}
}
/**
* Factory method for autocomplete behavior that will be added to this
* textfield.
*
* @param _renderer auto complete renderer
* @param _settings auto complete settings
* @return auto complete behavior
*/
@Override
protected AutoCompleteBehavior> newAutoCompleteBehavior(
final IAutoCompleteRenderer> _renderer,
final AutoCompleteSettings _settings)
{
_settings.setAdjustInputWidth(false);
_settings.setUseSmartPositioning(true);
return new AutoCompleteFieldBehavior(this, new AutoCompleteRenderer(this), _settings);
}
/**
* @see org.apache.wicket.MarkupContainer#onComponentTagBody(org.apache.wicket.markup.MarkupStream,
* org.apache.wicket.markup.ComponentTag)
* @param _markupStream markup stream
* @param _tag tag
*/
@Override
protected void onComponentTagBody(final MarkupStream _markupStream,
final ComponentTag _tag)
{
final StringBuilder cmp = new StringBuilder();
cmp.append("");
replaceComponentTagBody(_markupStream, _tag, cmp);
}
/**
* Method to get the values from the esjp.
*
* @see org.apache.wicket.extensions.ajax.markup.html.autocomplete
* .AutoCompleteTextField#getChoices(java.lang.String)
* @param _input input from the webform
* @return iterator
*/
@SuppressWarnings("unchecked")
@Override
protected Iterator> getChoices(final String _input)
{
final UITableCell uiObject = (UITableCell) this.model.getObject();
final List> retList = new ArrayList>();
try {
final AbstractUIPageObject pageObject = (AbstractUIPageObject) (getPage().getDefaultModelObject());
final Map uiID2Oid = pageObject == null ? null : pageObject.getUiID2Oid();
final List returns = uiObject.getAutoCompletion(_input, uiID2Oid);
for (final Return aReturn : returns) {
final Object ob = aReturn.get(ReturnValues.VALUES);
if (ob instanceof List) {
retList.addAll((Collection>) ob);
}
}
} catch (final EFapsException e) {
AutoCompleteField.LOG.error("Error in getChoice()", e);
}
return retList.iterator();
}
/**
* Add a AjaxCmdBehavior to this .
*
* @param _cmdBehavior behavior to add
*/
public void addCmdBehavior(final AjaxCmdBehavior _cmdBehavior)
{
this.cmdBehavior = _cmdBehavior;
}
/**
* Getter method for the instance variable {@link #cmdBehavior}.
*
* @return value of instance variable {@link #cmdBehavior}
*/
public AjaxCmdBehavior getCmdBehavior()
{
return this.cmdBehavior;
}
}
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