/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.felix.sigil.eclipse.ui.internal.preferences;
import java.util.Comparator;
import java.util.Iterator;
import java.util.TreeSet;
import org.apache.felix.sigil.common.model.ModelElementFactory;
import org.apache.felix.sigil.common.model.eclipse.ILibrary;
import org.apache.felix.sigil.common.model.osgi.IPackageImport;
import org.apache.felix.sigil.common.osgi.VersionTable;
import org.apache.felix.sigil.eclipse.ui.util.DefaultTableProvider;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.IMessageProvider;
import org.eclipse.jface.dialogs.TitleAreaDialog;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.Text;
import org.osgi.framework.Version;
public class LibraryConfigurationDialog extends TitleAreaDialog
{
private static final Comparator<IPackageImport> COMPARATOR = new Comparator<IPackageImport>()
{
public int compare(IPackageImport o1, IPackageImport o2)
{
return o1.getPackageName().compareTo(o2.getPackageName());
}
};
private String name;
private Version version;
private TreeSet<IPackageImport> packageImports = new TreeSet<IPackageImport>(
COMPARATOR);
private boolean editOnly;
private TableViewer viewer;
private Text txtName;
private Text txtVersion;
public LibraryConfigurationDialog(Shell parentShell)
{
super(parentShell);
name = "";
version = Version.emptyVersion;
}
public LibraryConfigurationDialog(Shell parentShell, ILibrary lib)
{
super(parentShell);
editOnly = true;
name = lib.getName();
version = lib.getVersion();
packageImports.addAll(lib.getImports());
}
@Override
protected Control createDialogArea(Composite par)
{
setTitle("Add Library");
Composite container = (Composite) super.createDialogArea(par);
Composite topPanel = new Composite(container, SWT.NONE);
new Label(topPanel, SWT.NONE).setText("Name");
txtName = new Text(topPanel, SWT.BORDER);
txtName.setEditable(!editOnly);
if (name != null)
txtName.setText(name);
new Label(topPanel, SWT.NONE).setText("Version");
txtVersion = new Text(topPanel, SWT.BORDER);
txtVersion.setText(version.toString());
txtVersion.setEditable(!editOnly);
Composite bottomPanel = new Composite(container, SWT.NONE);
Table table = new Table(bottomPanel, SWT.BORDER);
table.setSize(new Point(300, 200));
Button add = new Button(bottomPanel, SWT.PUSH);
add.setText("Add...");
final Button edit = new Button(bottomPanel, SWT.PUSH);
edit.setText("Edit...");
edit.setEnabled(false);
final Button remove = new Button(bottomPanel, SWT.PUSH);
remove.setText("Remove");
remove.setEnabled(false);
updateState();
// Hookup Listeners
txtName.addModifyListener(new ModifyListener()
{
public void modifyText(ModifyEvent e)
{
updateState();
}
});
txtVersion.addModifyListener(new ModifyListener()
{
public void modifyText(ModifyEvent e)
{
updateState();
}
});
add.addSelectionListener(new SelectionAdapter()
{
public void widgetSelected(SelectionEvent e)
{
handleAdd();
}
});
edit.addSelectionListener(new SelectionAdapter()
{
public void widgetSelected(SelectionEvent e)
{
handleEdit();
}
});
remove.addSelectionListener(new SelectionAdapter()
{
public void widgetSelected(SelectionEvent e)
{
handleRemove();
}
});
// Layout
topPanel.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
topPanel.setLayout(new GridLayout(2, false));
txtName.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
txtVersion.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
bottomPanel.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
bottomPanel.setLayout(new GridLayout(2, false));
table.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 4));
add.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false));
edit.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false));
remove.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false));
// Table Viewer
viewer = new TableViewer(table);
viewer.setLabelProvider(new LabelProvider()
{
@Override
public String getText(Object element)
{
IPackageImport pi = (IPackageImport) element;
return pi.getPackageName() + " " + pi.getVersions();
}
});
viewer.addSelectionChangedListener(new ISelectionChangedListener()
{
public void selectionChanged(SelectionChangedEvent event)
{
edit.setEnabled(!event.getSelection().isEmpty());
remove.setEnabled(!event.getSelection().isEmpty());
}
});
viewer.setContentProvider(new DefaultTableProvider()
{
public Object[] getElements(Object inputElement)
{
return toArray(inputElement);
}
});
viewer.setInput(packageImports);
return container;
}
private void updateState()
{
String error = null;
String warning = null;
name = txtName.getText();
try
{
version = VersionTable.getVersion(txtVersion.getText());
if (version.getQualifier().indexOf('_') > -1)
{
warning = "The use of underscores in a version qualifier is discouraged.";
}
}
catch (IllegalArgumentException e)
{
version = null;
error = "Invalid version format";
}
Button okButton = getButton(IDialogConstants.OK_ID);
if (okButton != null && !okButton.isDisposed())
okButton.setEnabled(allowOkay());
setErrorMessage(error);
setMessage(warning, IMessageProvider.WARNING);
}
private boolean allowOkay()
{
return name != null && name.length() > 0 && version != null;
}
@Override
protected Button createButton(Composite parent, int id, String label,
boolean defaultButton)
{
Button button = super.createButton(parent, id, label, defaultButton);
if (id == IDialogConstants.OK_ID)
{
button.setEnabled(allowOkay());
}
return button;
}
private void handleAdd()
{
/*NewResourceSelectionDialog<? extends IPackageModelElement> dialog = ResourcesDialogHelper.createImportDialog(getShell(), "Add Imported Package", null, packageImports);
if ( dialog.open() == Window.OK ) {
IPackageImport pi = ModelElementFactory.getInstance().newModelElement(IPackageImport.class);
pi.setPackageName(dialog.getSelectedName());
pi.setVersions(dialog.getSelectedVersions());
pi.setOptional(dialog.isOptional());
packageImports.add(pi);
viewer.refresh();
}*/
}
private void handleEdit()
{
/*IStructuredSelection selection = (IStructuredSelection) viewer.getSelection();
boolean changed = false;
if ( !selection.isEmpty() ) {
for ( Iterator<IPackageImport> i = selection.iterator(); i.hasNext(); ) {
IPackageImport packageImport = i.next();
NewResourceSelectionDialog<? extends IPackageModelElement> dialog = ResourcesDialogHelper.createImportDialog( getShell(), "Edit Imported Package", packageImport, packageImports );
dialog.setVersions( packageImport.getVersions() );
dialog.setOptional(packageImport.isOptional());
if ( dialog.open() == Window.OK ) {
changed = true;
String packageName = dialog.getSelectedName();
VersionRange versionRange = dialog.getSelectedVersions();
IPackageImport newImport = ModelElementFactory.getInstance().newModelElement(IPackageImport.class);
newImport.setPackageName(packageName);
newImport.setVersions(versionRange);
newImport.setOptional(dialog.isOptional());
packageImports.remove(packageImport);
packageImports.add(newImport);
}
}
}
if ( changed ) {
viewer.refresh();
} */
}
@SuppressWarnings("unchecked")
private void handleRemove()
{
IStructuredSelection selection = (IStructuredSelection) viewer.getSelection();
if (!selection.isEmpty())
{
for (Iterator<IPackageImport> i = selection.iterator(); i.hasNext();)
{
packageImports.remove(i.next());
}
viewer.refresh();
}
}
public ILibrary getLibrary()
{
ILibrary library = ModelElementFactory.getInstance().newModelElement(
ILibrary.class);
library.setName(name);
library.setVersion(version);
for (IPackageImport pi : packageImports)
{
library.addImport(pi);
}
return library;
}
}