//------------------------------------------------------------------------------
// Copyright (c) 2005, 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
//
// Contributors:
// IBM Corporation - initial implementation
//------------------------------------------------------------------------------
package org.eclipse.epf.importing.wizards;
import java.util.Iterator;
import org.eclipse.epf.authoring.ui.AuthoringUIResources;
import org.eclipse.epf.importing.ImportPlugin;
import org.eclipse.epf.importing.ImportResources;
import org.eclipse.epf.importing.services.ConfigSpecs;
import org.eclipse.epf.importing.services.ConfigurationImportData;
import org.eclipse.epf.library.ui.LibraryUIImages;
import org.eclipse.epf.ui.wizards.BaseWizardPage;
import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.jface.viewers.CheckStateChangedEvent;
import org.eclipse.jface.viewers.CheckboxTableViewer;
import org.eclipse.jface.viewers.ICheckStateListener;
import org.eclipse.jface.viewers.ILabelProvider;
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.StructuredSelection;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.graphics.Image;
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.Label;
import org.eclipse.swt.widgets.Text;
/**
* A wizard page that prompts the user to select the configuration
* specificaitons to import.
*
* @author Jeff Hardy
* @author Kelvin Low
* @since 1.0
*/
public class SelectConfigSpecsToImportPage extends BaseWizardPage implements
ISelectionChangedListener, ICheckStateListener {
public static final String PAGE_NAME = SelectConfigSpecsToImportPage.class
.getName();
private static final String libraryConfigSpecExists = ImportResources.SelectConfigSpecsToImportPage_libraryConfigSpecExists;
private static final String libraryConfigSpecNotExists = ImportResources.SelectConfigSpecsToImportPage_libraryConfigSpecNotExists;
private static final String configSpecNoSelection = ImportResources.SelectConfigSpecsToImportPage_configSpecNoSelection;
private static final String configSpecDataLabel = ImportResources.SelectConfigSpecsToImportPage_configSpecDataLabel;
private CheckboxTableViewer ctrl_chkboxTableViewer;
// 2 controls for displaying configspec info for plugins in import directory
private Text ctrl_briefDescImport;
private Label importConfigSpecLabel;
// 2 controls for displaying configspec info for plugins in the library
private Text ctrl_briefDescLibrary;
private Label libraryConfigSpecLabel;
private Composite container;
private ConfigurationImportData data;
private Button selectAllButton;
private Button deselectAllButton;
/**
* Creates a new instance.
*/
public SelectConfigSpecsToImportPage(ConfigurationImportData data) {
super(PAGE_NAME);
setTitle(ImportResources.selectConfigSpecsWizardPage_title);
setDescription(ImportResources.selectConfigSpecsWizardPage_text);
setImageDescriptor(ImportPlugin.getDefault().getImageDescriptor(
"full/wizban/imp_lib_conf_wizban.gif")); //$NON-NLS-1$
this.data = data;
}
/**
* @see org.eclipse.jface.dialogs.IDialogPage#createControl(Composite)
*/
public void createControl(Composite parent) {
container = new Composite(parent, SWT.NONE);
container.setLayout(new GridLayout(2, true));
Composite tableContainer = new Composite(container, SWT.NONE);
tableContainer.setLayout(new GridLayout());
GridData gridData = new GridData(GridData.FILL_HORIZONTAL);
gridData.horizontalSpan = 2;
tableContainer.setLayoutData(gridData);
Composite container1 = new Composite(tableContainer, SWT.NONE);
container1.setLayout(new GridLayout(3, false));
//createLabel(container1,
// ImportResources.SelectConfigSpecsToImportPage_label_configs, 2);
createLabel(container1,
ImportResources.SelectConfigSpecsToImportPage_label_configs);
selectAllButton = createButton(
container1,
AuthoringUIResources.AuthoringUIPlugin_SaveAllEditorsPage_SelectAllButtonLabel);
deselectAllButton = createButton(
container1,
AuthoringUIResources.AuthoringUIPlugin_SaveAllEditorsPage_DeselectAllButtonLabel);
ctrl_chkboxTableViewer = createCheckboxTableViewer(tableContainer, 1);
ILabelProvider labelProvider = new LabelProvider() {
public Image getImage(Object element) {
return LibraryUIImages.IMG_METHOD_CONFIGURATON;
}
public String getText(Object element) {
return super.getText(element);
}
};
ctrl_chkboxTableViewer.setLabelProvider(labelProvider);
ctrl_chkboxTableViewer.setContentProvider(new ArrayContentProvider());
Composite importContainer = new Composite(container, SWT.NONE);
importContainer.setLayout(new GridLayout());
importContainer.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
createImportConfigSpecInfo(importContainer);
Composite libraryContainer = new Composite(container, SWT.NONE);
libraryContainer.setLayout(new GridLayout());
libraryContainer.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
createLibraryConfigSpecInfo(libraryContainer);
addListeners();
setControl(container);
setPageComplete(false);
}
private void createImportConfigSpecInfo(Composite container) {
importConfigSpecLabel = createLabel(container, configSpecNoSelection, 1);
createLine(container, 1);
createLabel(container,
ImportResources.SelectConfigSpecsToImportPage_label_desc, 1);
ctrl_briefDescImport = createMultiLineText(container, "", 275, 100, 1); //$NON-NLS-1$
}
private void createLibraryConfigSpecInfo(Composite container) {
libraryConfigSpecLabel = createLabel(container, configSpecNoSelection,
1);
createLine(container, 1);
createLabel(container,
ImportResources.SelectConfigSpecsToImportPage_label_desc, 1);
ctrl_briefDescLibrary = createMultiLineText(container, "", 275, 100, 1); //$NON-NLS-1$
}
private void addListeners() {
ctrl_chkboxTableViewer.addSelectionChangedListener(this);
ctrl_chkboxTableViewer.addCheckStateListener(this);
selectAllButton.addSelectionListener(new SelectionListener() {
public void widgetSelected(SelectionEvent e) {
ctrl_chkboxTableViewer.setAllChecked(true);
setPageComplete(isPageComplete());
getWizard().getContainer().updateButtons();
}
public void widgetDefaultSelected(SelectionEvent e) {
widgetSelected(e);
}
});
deselectAllButton.addSelectionListener(new SelectionListener() {
public void widgetSelected(SelectionEvent e) {
ctrl_chkboxTableViewer.setAllChecked(false);
setPageComplete(isPageComplete());
getWizard().getContainer().updateButtons();
}
public void widgetDefaultSelected(SelectionEvent e) {
widgetSelected(e);
}
});
}
/**
* @see org.eclipse.jface.viewers.ICheckStateListener#checkStateChanged(org.eclipse.jface.viewers.CheckStateChangedEvent)
*/
public void checkStateChanged(CheckStateChangedEvent event) {
setPageComplete(isPageComplete());
getWizard().getContainer().updateButtons();
}
/**
* @see org.eclipse.jface.viewers.ISelectionChangedListener#selectionChanged(org.eclipse.jface.viewers.SelectionChangedEvent)
*/
public void selectionChanged(SelectionChangedEvent event) {
StructuredSelection selection = (StructuredSelection) event
.getSelection();
if (!selection.isEmpty()) {
Object[] configs = selection.toArray();
setDisplayAttributes((ConfigSpecs.Entry) configs[0]);
} else {
clearDisplayAttributes();
}
}
private void setDisplayAttributes(ConfigSpecs.Entry spec) {
ctrl_briefDescImport
.setText(spec.configSpec.brief_desc == null ? "" : spec.configSpec.brief_desc); //$NON-NLS-1$
importConfigSpecLabel.setText(configSpecDataLabel);
if (spec.existingConfig != null) {
ctrl_briefDescLibrary.setText(spec.existingConfig
.getBriefDescription());
libraryConfigSpecLabel.setText(libraryConfigSpecExists);
} else {
libraryConfigSpecLabel.setText(libraryConfigSpecNotExists);
ctrl_briefDescLibrary.setText(""); //$NON-NLS-1$
}
}
private void clearDisplayAttributes() {
ctrl_briefDescImport.setText(""); //$NON-NLS-1$
ctrl_briefDescLibrary.setText(""); //$NON-NLS-1$
libraryConfigSpecLabel.setText(configSpecNoSelection);
importConfigSpecLabel.setText(configSpecNoSelection);
}
/**
* @see org.eclipse.jface.wizard.WizardPage#isCompleted()
*/
public boolean isPageComplete() {
if (getErrorMessage() != null)
return false;
if (ctrl_chkboxTableViewer.getCheckedElements().length > 0) {
// Set data.specs.configs list, fix the selected field of each
// entry.
Iterator iter = data.specs.configs.iterator();
while (iter.hasNext()) {
ConfigSpecs.Entry e = (ConfigSpecs.Entry) iter.next();
if (ctrl_chkboxTableViewer.getChecked(e))
e.selected = true;
else
e.selected = false;
}
((ImportConfigurationWizard) getWizard()).okToComplete = true;
} else {
((ImportConfigurationWizard) getWizard()).okToComplete = false;
}
// Always return false so that the "Next" button is never enabled.
return false;
}
/**
* @see org.eclipse.jface.wizard.WizardPage#canFlipToNextPage()
*/
public boolean canFlipToNextPage() {
return isPageComplete();
}
/**
* @see org.eclipse.epf.ui.wizards.BaseWizardPage#onEnterPage(Object)
*/
public void onEnterPage(Object obj) {
ctrl_chkboxTableViewer.setInput(data.specs.configs);
if (data.specs.configs.size() > 0) {
IStructuredSelection sel = new StructuredSelection(
data.specs.configs.get(0));
ctrl_chkboxTableViewer.setSelection(sel);
}
}
}