/******************************************************************************
* Copyright (C) 2008 Low Heng Sin All Rights Reserved. *
* This program is free software; you can redistribute it and/or modify it *
* under the terms version 2 of the GNU General Public License as published *
* by the Free Software Foundation. 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 General Public License for more details. *
* You should have received a copy of the GNU General Public License along *
* with this program; if not, write to the Free Software Foundation, Inc., *
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. *
*****************************************************************************/
package org.adempiere.webui.editor;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.logging.Level;
import org.adempiere.webui.component.FilenameBox;
import org.adempiere.webui.event.ValueChangeEvent;
import org.compiere.model.GridField;
import org.compiere.util.CLogger;
import org.zkoss.util.media.Media;
import org.zkoss.zk.ui.event.Event;
import org.zkoss.zk.ui.event.Events;
import org.zkoss.zul.Fileupload;
/**
*
* @author Low Heng Sin
*
*/
public class WFilenameEditor extends WEditor
{
private static final String[] LISTENER_EVENTS = {Events.ON_CLICK, Events.ON_CHANGE, Events.ON_OK};
private static final CLogger log = CLogger.getCLogger(WFilenameEditor.class);
private String oldValue;
public WFilenameEditor(GridField gridField)
{
super(new FilenameBox(), gridField);
getComponent().setButtonImage("/images/Open16.png");
getComponent().addEventListener(Events.ON_CLICK, this);
}
@Override
public FilenameBox getComponent()
{
return (FilenameBox) component;
}
@Override
public void setValue(Object value)
{
if (value == null)
{
oldValue = null;
getComponent().setText("");
}
else
{
oldValue = String.valueOf(value);
getComponent().setText(oldValue);
}
}
@Override
public Object getValue()
{
return getComponent().getText();
}
@Override
public String getDisplay()
{
return getComponent().getText();
}
@Override
public boolean isReadWrite() {
return getComponent().isEnabled();
}
@Override
public void setReadWrite(boolean readWrite) {
getComponent().setEnabled(readWrite);
}
public void onEvent(Event event)
{
if (Events.ON_CHANGE.equals(event.getName()) || Events.ON_OK.equals(event.getName()))
{
String newValue = getComponent().getText();
if (oldValue != null && newValue != null && oldValue.equals(newValue)) {
return;
}
if (oldValue == null && newValue == null) {
return;
}
ValueChangeEvent changeEvent = new ValueChangeEvent(this, this.getColumnName(), oldValue, newValue);
fireValueChange(changeEvent);
}
else if (Events.ON_CLICK.equals(event.getName()))
{
cmd_file();
}
}
/**
* Load file
*/
private void cmd_file()
{
// Show File Open Dialog
Media file = null;
try
{
file = Fileupload.get(true);
if (file == null)
return;
}
catch (InterruptedException e)
{
log.warning(e.getLocalizedMessage());
return;
}
// String fileName = System.getProperty("java.io.tmpdir") + System.getProperty("file.separator") + ;
// File tempFile = new File(fileName);
FileOutputStream fos = null;
String fileName = null;
try {
File tempFile = File.createTempFile("adempiere_", "_"+file.getName());
fileName = tempFile.getAbsolutePath();
fos = new FileOutputStream(tempFile);
byte[] bytes = null;
if (file.inMemory()) {
bytes = file.getByteData();
} else {
InputStream is = file.getStreamData();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
byte[] buf = new byte[ 1000 ];
int byteread = 0;
while (( byteread=is.read(buf) )!=-1)
baos.write(buf,0,byteread);
bytes = baos.toByteArray();
}
fos.write(bytes);
fos.flush();
fos.close();
} catch (IOException e) {
log.log(Level.SEVERE, e.getLocalizedMessage(), e);
return;
} finally {
if (fos != null)
try {
fos.close();
} catch (IOException e) {}
}
getComponent().setText(fileName);
} // cmd_file
public String[] getEvents()
{
return LISTENER_EVENTS;
}
}