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org.datacleaner.kettle.ui.AbstractJobEntryDialog Maven / Gradle / Ivy
package org.datacleaner.kettle.ui;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.DisposeEvent;
import org.eclipse.swt.events.DisposeListener;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.layout.FormAttachment;
import org.eclipse.swt.layout.FormData;
import org.eclipse.swt.layout.FormLayout;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.MessageBox;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.pentaho.di.core.Const;
import org.pentaho.di.core.plugins.JobEntryPluginType;
import org.pentaho.di.core.plugins.PluginRegistry;
import org.pentaho.di.job.JobMeta;
import org.pentaho.di.job.entry.JobEntryDialogInterface;
import org.pentaho.di.job.entry.JobEntryInterface;
import org.pentaho.di.repository.Repository;
import org.pentaho.di.ui.core.gui.GUIResource;
import org.pentaho.di.ui.job.entry.JobEntryDialog;
import org.pentaho.di.ui.trans.step.BaseStepDialog;
import plugin.DataCleanerJobEntry;
public abstract class AbstractJobEntryDialog extends JobEntryDialog implements JobEntryDialogInterface, DisposeListener {
private final String initialJobName;
private Text jobNameField;
private Button okButton;
private Button cancelButton;
private List resources = new ArrayList();
public AbstractJobEntryDialog(Shell parent, JobEntryInterface jobEntry, Repository rep, JobMeta jobMeta) {
super(parent, jobEntry, rep, jobMeta);
initialJobName = (jobEntry.getName() == null ? DataCleanerJobEntry.NAME : jobEntry.getName());
}
protected void initializeShell(Shell shell) {
String id = PluginRegistry.getInstance().getPluginId(JobEntryPluginType.class, jobMeta);
if (id != null) {
shell.setImage(GUIResource.getInstance().getImagesStepsSmall().get(id));
}
}
/**
* @wbp.parser.entryPoint
*/
@Override
public final JobEntryInterface open() {
final Shell parent = getParent();
final Display display = parent.getDisplay();
// initialize shell
{
shell = new Shell(parent, SWT.DIALOG_TRIM | SWT.RESIZE | SWT.MIN | SWT.MAX);
initializeShell(shell);
FormLayout shellLayout = new FormLayout();
shellLayout.marginTop = 0;
shellLayout.marginLeft = 0;
shellLayout.marginRight = 0;
shellLayout.marginBottom = 0;
shellLayout.marginWidth = 0;
shellLayout.marginHeight = 0;
shell.setLayout(shellLayout);
shell.setText(DataCleanerJobEntry.NAME + ": " + initialJobName);
}
final int middle = Const.MIDDLE_PCT;
final int margin = Const.MARGIN;
// DC banner
final DataCleanerBanner banner = new DataCleanerBanner(shell);
{
final FormData bannerLayoutData = new FormData();
bannerLayoutData.left = new FormAttachment(0, 0);
bannerLayoutData.right = new FormAttachment(100, 0);
bannerLayoutData.top = new FormAttachment(0, 0);
banner.setLayoutData(bannerLayoutData);
}
// Step name
{
final Label stepNameLabel = new Label(shell, SWT.RIGHT);
stepNameLabel.setText("Step name:");
final FormData stepNameLabelLayoutData = new FormData();
stepNameLabelLayoutData.left = new FormAttachment(0, margin);
stepNameLabelLayoutData.right = new FormAttachment(middle, -margin);
stepNameLabelLayoutData.top = new FormAttachment(banner, margin * 2);
stepNameLabel.setLayoutData(stepNameLabelLayoutData);
jobNameField = new Text(shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER);
jobNameField.setText(initialJobName);
final FormData stepNameFieldLayoutData = new FormData();
stepNameFieldLayoutData.left = new FormAttachment(middle, 0);
stepNameFieldLayoutData.right = new FormAttachment(100, -margin);
stepNameFieldLayoutData.top = new FormAttachment(banner, margin * 2);
jobNameField.setLayoutData(stepNameFieldLayoutData);
}
// Properties Group
final Group propertiesGroup = new Group(shell, SWT.SHADOW_ETCHED_IN);
propertiesGroup.setText("Step configuration");
final FormData propertiesGroupLayoutData = new FormData();
propertiesGroupLayoutData.left = new FormAttachment(0, margin);
propertiesGroupLayoutData.right = new FormAttachment(100, -margin);
propertiesGroupLayoutData.top = new FormAttachment(jobNameField, margin);
propertiesGroup.setLayoutData(propertiesGroupLayoutData);
final GridLayout propertiesGroupLayout = new GridLayout(2, false);
propertiesGroup.setLayout(propertiesGroupLayout);
addConfigurationFields(propertiesGroup, margin, middle);
okButton = new Button(shell, SWT.PUSH);
Image saveImage = new Image(shell.getDisplay(), AbstractJobEntryDialog.class.getResourceAsStream("save.png"));
resources.add(saveImage);
okButton.setImage(saveImage);
okButton.setText("OK");
okButton.addListener(SWT.Selection, new Listener() {
@Override
public void handleEvent(Event event) {
ok();
final String jobEntryName = jobNameField.getText();
if (jobEntryName != null && jobEntryName.length() > 0 && !initialJobName.equals(jobEntryName)) {
jobEntryInt.setName(jobEntryName);
}
jobEntryInt.setChanged();
shell.close();
}
});
cancelButton = new Button(shell, SWT.PUSH);
Image cancelImage = new Image(shell.getDisplay(),
AbstractJobEntryDialog.class.getResourceAsStream("cancel.png"));
resources.add(cancelImage);
cancelButton.setImage(cancelImage);
cancelButton.setText("Cancel");
cancelButton.addListener(SWT.Selection, new Listener() {
@Override
public void handleEvent(Event arg0) {
cancel();
jobNameField.setText("");
shell.close();
}
});
BaseStepDialog.positionBottomButtons(shell, new Button[] { okButton, cancelButton }, margin, propertiesGroup);
// HI banner
final DataCleanerFooter footer = new DataCleanerFooter(shell);
{
final FormData footerLayoutData = new FormData();
footerLayoutData.left = new FormAttachment(0, 0);
footerLayoutData.right = new FormAttachment(100, 0);
footerLayoutData.top = new FormAttachment(okButton, margin * 2);
footer.setLayoutData(footerLayoutData);
}
shell.addDisposeListener(this);
shell.setSize(getDialogSize());
//center the dialog in the middle of the screen
final Rectangle screenSize = shell.getDisplay().getPrimaryMonitor().getBounds();
shell.setLocation((screenSize.width - shell.getBounds().width) / 2, (screenSize.height - shell.getBounds().height) / 2);
shell.pack();
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
return jobEntryInt;
}
@Override
public void widgetDisposed(DisposeEvent event) {
for (Object resource : resources) {
if (resource instanceof Image) {
((Image) resource).dispose();
}
}
}
protected Point getDialogSize() {
Point clientAreaSize = shell.computeSize(SWT.DEFAULT, SWT.DEFAULT);
int frameX = shell.getSize().x - shell.getClientArea().width;
int frameY = shell.getSize().y - shell.getClientArea().height;
return new Point(frameX + clientAreaSize.x, frameY + clientAreaSize.y);
}
protected abstract void addConfigurationFields(Group propertiesGroup, int margin, int middle);
public void cancel() {
// do nothing
}
public abstract void ok();
protected void showWarning(String message) {
MessageBox messageBox = new MessageBox(new Shell(), SWT.ICON_WARNING | SWT.OK);
messageBox.setText("EasyDataQuality - Warning");
messageBox.setMessage(message);
messageBox.open();
}
protected String getStepDescription() {
return null;
}
}
