/*******************************************************************************
* Copyright (c) 2000, 2007 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
*******************************************************************************/
package org.eclipse.dltk.internal.ui.wizards.buildpath;
import java.util.ArrayList;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.eclipse.dltk.core.DLTKCore;
import org.eclipse.dltk.core.IBuildpathEntry;
import org.eclipse.dltk.core.IScriptProject;
import org.eclipse.dltk.internal.ui.wizards.IBuildpathContainerPage;
import org.eclipse.dltk.internal.ui.wizards.NewWizardMessages;
import org.eclipse.dltk.internal.ui.wizards.dialogfields.DialogField;
import org.eclipse.dltk.internal.ui.wizards.dialogfields.IDialogFieldListener;
import org.eclipse.dltk.internal.ui.wizards.dialogfields.LayoutUtil;
import org.eclipse.dltk.internal.ui.wizards.dialogfields.StringDialogField;
import org.eclipse.dltk.ui.DLTKPluginImages;
import org.eclipse.dltk.ui.dialogs.StatusInfo;
import org.eclipse.dltk.ui.wizards.IBuildpathContainerPageExtension;
import org.eclipse.dltk.ui.wizards.NewElementWizardPage;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
/**
*/
public class BuildpathContainerDefaultPage extends NewElementWizardPage implements IBuildpathContainerPage, IBuildpathContainerPageExtension {
private StringDialogField fEntryField;
private ArrayList fUsedPaths;
/**
* Constructor for BuildpathContainerDefaultPage.
*/
public BuildpathContainerDefaultPage() {
super("BuildpathContainerDefaultPage"); //$NON-NLS-1$
setTitle(NewWizardMessages.BuildpathContainerDefaultPage_title);
setDescription(NewWizardMessages.BuildpathContainerDefaultPage_description);
setImageDescriptor(DLTKPluginImages.DESC_WIZBAN_ADD_LIBRARY);
fUsedPaths= new ArrayList();
fEntryField= new StringDialogField();
fEntryField.setLabelText(NewWizardMessages.BuildpathContainerDefaultPage_path_label);
fEntryField.setDialogFieldListener(new IDialogFieldListener() {
public void dialogFieldChanged(DialogField field) {
validatePath();
}
});
validatePath();
}
private void validatePath() {
StatusInfo status= new StatusInfo();
String str= fEntryField.getText();
if (str.length() == 0) {
status.setError(NewWizardMessages.BuildpathContainerDefaultPage_path_error_enterpath);
} else if (!Path.ROOT.isValidPath(str)) {
status.setError(NewWizardMessages.BuildpathContainerDefaultPage_path_error_invalidpath);
} else {
IPath path= new Path(str);
if (path.segmentCount() == 0) {
status.setError(NewWizardMessages.BuildpathContainerDefaultPage_path_error_needssegment);
} else if (fUsedPaths.contains(path)) {
status.setError(NewWizardMessages.BuildpathContainerDefaultPage_path_error_alreadyexists);
}
}
updateStatus(status);
}
/* (non-Javadoc)
* @see IDialogPage#createControl(Composite)
*/
public void createControl(Composite parent) {
Composite composite= new Composite(parent, SWT.NONE);
GridLayout layout= new GridLayout();
layout.numColumns= 1;
composite.setLayout(layout);
fEntryField.doFillIntoGrid(composite, 2);
LayoutUtil.setHorizontalGrabbing(fEntryField.getTextControl(null));
fEntryField.setFocus();
setControl(composite);
Dialog.applyDialogFont(composite);
if(DLTKCore.DEBUG) {
System.err.println("BuildpathContainerDefaultPage: add help support"); //$NON-NLS-1$
}
//PlatformUI.getWorkbench().getHelpSystem().setHelp(composite, IDLTKHelpContextIds.CLASSPATH_CONTAINER_DEFAULT_PAGE);
}
/* (non-Javadoc)
* @see IBuildpathContainerPage#finish()
*/
public boolean finish() {
return true;
}
/* (non-Javadoc)
* @see IBuildpathContainerPage#getSelection()
*/
public IBuildpathEntry getSelection() {
return DLTKCore.newContainerEntry(new Path(fEntryField.getText()));
}
public void initialize(IScriptProject project, IBuildpathEntry[] currentEntries) {
for (int i= 0; i < currentEntries.length; i++) {
IBuildpathEntry curr= currentEntries[i];
if (curr.getEntryKind() == IBuildpathEntry.BPE_CONTAINER) {
fUsedPaths.add(curr.getPath());
}
}
}
/* (non-Javadoc)
* @see IBuildpathContainerPage#setSelection(IBuildpathEntry)
*/
public void setSelection(IBuildpathEntry containerEntry) {
if (containerEntry != null) {
fUsedPaths.remove(containerEntry.getPath());
fEntryField.setText(containerEntry.getPath().toString());
} else {
fEntryField.setText(""); //$NON-NLS-1$
}
}
}