/*
* JBoss, Home of Professional Open Source.
*
* See the LEGAL.txt file distributed with this work for information regarding copyright ownership and licensing.
*
* See the AUTHORS.txt file distributed with this work for a full listing of individual contributors.
*/
package org.teiid.designer.ui.common.dialog;
import org.eclipse.core.resources.IContainer;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.dialogs.ElementTreeSelectionDialog;
import org.eclipse.ui.dialogs.NewFolderDialog;
import org.teiid.designer.ui.common.InternalUiConstants;
/**
* Based on the eclipse class of the same name.
*
* @since 8.0
*/
public class FolderSelectionDialog extends ElementTreeSelectionDialog implements ISelectionChangedListener {
private Button fNewFolderButton;
private IContainer fSelectedContainer;
private static final String TITLE
= InternalUiConstants.Util.getString("FolderSelectionDialog.title.text"); //$NON-NLS-1$
private static final String FOLDER_SELECTION_DIALOG_MESSAGE
= InternalUiConstants.Util.getString("FolderSelectionDialog.message.text"); //$NON-NLS-1$
private static final String CREATE_NEW_BUTTON_TEXT
= InternalUiConstants.Util.getString("FolderSelectionDialog.createNewButton.text"); //$NON-NLS-1$
public FolderSelectionDialog(Shell parent, ILabelProvider labelProvider, ITreeContentProvider contentProvider) {
super(parent, labelProvider, contentProvider);
setTitle( TITLE );
setMessage( FOLDER_SELECTION_DIALOG_MESSAGE );
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite)
*/
@Override
protected Control createDialogArea(Composite parent) {
Composite result= (Composite)super.createDialogArea(parent);
getTreeViewer().addSelectionChangedListener(this);
Button button = new Button(result, SWT.PUSH);
button.setText( CREATE_NEW_BUTTON_TEXT );
button.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent event) {
newFolderButtonPressed();
}
});
button.setFont(parent.getFont());
GridData data= new GridData();
// data.heightHint = convertVerticalDLUsToPixels(IDialogConstants.BUTTON_HEIGHT);
button.setLayoutData(data);
fNewFolderButton= button;
applyDialogFont(result);
return result;
}
private void updateNewFolderButtonState() {
IStructuredSelection selection= (IStructuredSelection) getTreeViewer().getSelection();
fSelectedContainer= null;
if (selection.size() == 1) {
Object first= selection.getFirstElement();
if (first instanceof IContainer) {
fSelectedContainer= (IContainer) first;
}
}
fNewFolderButton.setEnabled(fSelectedContainer != null);
}
protected void newFolderButtonPressed() {
NewFolderDialog dialog= new NewFolderDialog(getShell(), fSelectedContainer);
if (dialog.open() == Window.OK) {
TreeViewer treeViewer= getTreeViewer();
treeViewer.refresh(fSelectedContainer);
Object createdFolder= dialog.getResult()[0];
treeViewer.reveal(createdFolder);
treeViewer.setSelection(new StructuredSelection(createdFolder));
}
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ISelectionChangedListener#selectionChanged(org.eclipse.jface.viewers.SelectionChangedEvent)
*/
@Override
public void selectionChanged(SelectionChangedEvent event) {
updateNewFolderButtonState();
}
}