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package org.openslx.dozmod.gui.window;
import java.awt.Window;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.util.ArrayList;
import java.util.List;
import javax.swing.SwingUtilities;
import javax.swing.event.ChangeListener;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import org.apache.log4j.Logger;
import org.openslx.bwlp.thrift.iface.ImageSummaryRead;
import org.openslx.dozmod.gui.Gui;
import org.openslx.dozmod.gui.changemonitor.DialogChangeMonitor;
import org.openslx.dozmod.gui.changemonitor.GenericControlWindow;
import org.openslx.dozmod.gui.control.table.ImageTable;
import org.openslx.dozmod.gui.helper.MessageType;
import org.openslx.dozmod.gui.helper.UiFeedback;
import org.openslx.dozmod.gui.window.layout.LectureChangeImageLayout;
import org.openslx.dozmod.permissions.ImagePerms;
/**
* Window for changing the linked image of a lecture
*/
@SuppressWarnings("serial")
public class LectureChangeImage extends LectureChangeImageLayout implements UiFeedback, GenericControlWindow<ImageSummaryRead> {
private static final Logger LOGGER = Logger.getLogger(LectureChangeImage.class);
private boolean okUsed = false;
private ImageTable imageTable;
private List<ChangeListener> listeners;
/**
* Don't use this constructor, use static function open instead.
*/
protected LectureChangeImage(final Window modalParent) {
super(modalParent);
/**
* initialise the ImageListViewer
*/
imageListViewer.refreshList(false, 1);
imageTable = imageListViewer.getImageTable();
imageTable.setColumnVisible(ImageTable.COL_LASTCHANGE, false);
imageTable.setColumnVisible(ImageTable.COL_OS, false);
imageTable.setColumnVisible(ImageTable.COL_SIZE, false);
imageTable.setColumnVisible(ImageTable.COL_TEMPLATE, false);
// finally the table listeners
imageTable.addMouseListener(new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) {
}
@Override
public void mousePressed(MouseEvent e) {
processClick(e);
}
@Override
public void mouseReleased(MouseEvent e) {
processClick(e);
}
private void processClick(MouseEvent e) {
// left double click => open details
if (SwingUtilities.isLeftMouseButton(e) && e.getClickCount() == 2) {
ImageSummaryRead image = imageTable.getSelectedItem();
if (image.isValid && ImagePerms.canLink(image)) {
okUsed = true;
dispose();
} else {
if (!image.isValid) {
Gui.showMessageBox(LectureChangeImage.this, "Ausgewählte VM ist ungültig!", MessageType.ERROR,
LOGGER, null);
} else {
Gui.showMessageBox(LectureChangeImage.this, "Keine Rechte zum Verlinken auf die ausgewählte VM.",
MessageType.ERROR, LOGGER, null);
}
}
}
}
});
imageTable.getSelectionModel().addListSelectionListener(new ListSelectionListener() {
@Override
public void valueChanged(ListSelectionEvent e) {
ImageSummaryRead image = imageTable.getSelectedItem();
btnOk.setEnabled(image.isValid && ImagePerms.canLink(image));
}
});
/**
* ActionListeners for the buttons.
*/
btnOk.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
okUsed = true;
dispose();
}
});
btnClose.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
dispose();
}
});
}
/**
* Set window visible and return resulting ImageSummaryRead
*
* @return ImageSummaryRead of selected Image
*/
private ImageSummaryRead runAndReturn() {
setVisible(true);
if (okUsed)
fireChangeEvent();
return getState();
}
@Override
public ImageSummaryRead getState() {
if (okUsed) {
return imageTable.getSelectedItem();
}
return null;
}
@Override
public void addChangeListener(ChangeListener l) {
if (listeners == null) {
listeners = new ArrayList<>();
}
listeners.add(l);
}
private void fireChangeEvent() {
if (listeners == null)
return;
for (ChangeListener cl : listeners) {
cl.stateChanged(null);
}
}
/**
* Create new LectureChangeLinkedImage
*
* @param modalParent parent window of the popup window
* @return ImageSummaryRead of selected image or null, if abort has been
* used
*/
public static ImageSummaryRead open(Window modalParent, DialogChangeMonitor monitor) {
LectureChangeImage lci = new LectureChangeImage(modalParent);
monitor.add(lci);
return lci.runAndReturn();
}
@Override
public boolean wantConfirmQuit() {
return false;
}
@Override
public void escapePressed() {
dispose();
}
}
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