update/org.eclipse.update/Eclipse Update/org/eclipse/update/internal/ui/UMWizardPageLocations.java - platform/eclipse.platform - Git at Google

 package org.eclipse.update.internal.ui;

 import org.eclipse.jface.viewers.*;
 import org.eclipse.jface.wizard.*;
 import org.eclipse.swt.events.*;
 import org.eclipse.swt.layout.*;
 import org.eclipse.swt.widgets.*;
 import org.eclipse.swt.*;
 import org.eclipse.update.internal.core.*;
 import org.eclipse.core.internal.boot.update.*;
 import org.eclipse.swt.custom.*;
 import java.net.*;
 import java.util.TreeSet;

 /**
  * Presents discovery URL locations for selection.
  */

 public class UMWizardPageLocations extends WizardPage implements ModifyListener, SelectionListener
 {
 	protected boolean  _bInitialized              = false;
 	protected boolean  _bUpdateMode               = false;
 	protected UMWizard _wizard                    = null;
 	protected Table    _tablePredefinedLocations  = null;
 	protected Table    _tableAdditionalLocations  = null;
 	protected Button   _buttonAdd                 = null;
 	protected Button   _buttonRemove              = null;
 	protected Button   _buttonAdditionalLocations = null;
 	protected Button   _buttonPredefinedLocations = null;
 	protected Text     _textAdditionalLocation    = null;
 	protected Text     _textAdditionalDescription = null;
 /**
  * ScriptNewScriptWizardPage1 constructor comment.
  * @param name java.lang.String
  */
 public UMWizardPageLocations(UMWizard wizard, String strName, boolean bUpdateMode) {
 	super(strName);
 	_wizard = wizard;
 	_bUpdateMode = bUpdateMode;

 	if (bUpdateMode == false) {
 		this.setTitle(UpdateManagerStrings.getString("S_New_Components"));
 		this.setDescription(UpdateManagerStrings.getString("S_Specify_search_locations_for_new_components"));
 	}
 	else {
 		this.setTitle(UpdateManagerStrings.getString("S_New_Component_Updates"));
 		this.setDescription(UpdateManagerStrings.getString("S_Select_locations_to_update_from"));
 	}
 }
 /**
  * createContents method comment.
  */
 public void createControl(Composite compositeParent) {
 	// Content
 	//--------
 	Composite compositeContent = new Composite(compositeParent, SWT.NULL);

 	GridLayout layout = new GridLayout();
 	compositeContent.setLayout(layout);

 	GridData gridData = new GridData();
 	gridData.horizontalAlignment = GridData.FILL;
 	gridData.verticalAlignment = GridData.FILL;
 	gridData.grabExcessHorizontalSpace = true;
 	gridData.grabExcessVerticalSpace = true;
 	compositeContent.setLayoutData(gridData);

 	// Top composite
 	//--------------
 	Composite compositeTop = new Composite(compositeContent, SWT.NULL);

 	layout = new GridLayout();
 	layout.marginWidth = 0;
 	layout.marginHeight = 0;
 	compositeTop.setLayout(layout);

 	gridData = new GridData();
 	gridData.horizontalAlignment = GridData.FILL;
 	gridData.verticalAlignment = GridData.FILL;
 	gridData.grabExcessHorizontalSpace = true;
 	gridData.grabExcessVerticalSpace = true;
 	compositeTop.setLayoutData(gridData);

 	// Checkbox: Predefined Locations
 	//-------------------------------
 	_buttonPredefinedLocations = new Button(compositeTop, SWT.CHECK);
 	_buttonPredefinedLocations.setText(UpdateManagerStrings.getString("S_Predefined_Locations"));
 	gridData = new GridData();
 	gridData.verticalAlignment = GridData.FILL;
 	gridData.widthHint = 500;
 	_buttonPredefinedLocations.setLayoutData(gridData);
 	_buttonPredefinedLocations.setSelection(true);
 	_buttonPredefinedLocations.addSelectionListener(this);

 	// Table: Pre-specified Locations
 	//------------------------------
 	_tablePredefinedLocations = new Table(compositeTop, SWT.MULTI | SWT.FULL_SELECTION | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);

 	String[] columnTitles = new String[] { UpdateManagerStrings.getString("S_Location"), UpdateManagerStrings.getString("S_Description")};
 	int[] iColumnWeight = { 50, 50 };
 	TableLayout layoutTable = new TableLayout();

 	for (int i = 0; i < columnTitles.length; i++) {
 		TableColumn tableColumn = new TableColumn(_tablePredefinedLocations, SWT.NONE);
 		tableColumn.setText(columnTitles[i]);
 		ColumnLayoutData cLayout = new ColumnWeightData(iColumnWeight[i], true);
 		layoutTable.addColumnData(cLayout);
 	}

 	_tablePredefinedLocations.setLinesVisible(true);
 	_tablePredefinedLocations.setHeaderVisible(true);
 	_tablePredefinedLocations.setLayout(layoutTable);
 	gridData = new GridData();
 	gridData.horizontalAlignment = GridData.FILL;
 	gridData.verticalAlignment = GridData.FILL;
 	gridData.heightHint = 100;
 	_tablePredefinedLocations.setLayoutData(gridData);
 	_tablePredefinedLocations.addSelectionListener(this);

 	// Composite: Bottom
 	//------------------
 	Composite compositeBottom = new Composite(compositeContent, SWT.NULL);

 	layout = new GridLayout();
 	layout.numColumns = 1;
 	layout.marginWidth = 0;
 	layout.marginHeight = 0;
 	compositeBottom.setLayout(layout);

 	gridData = new GridData();
 	gridData.horizontalAlignment = GridData.FILL;
 	compositeBottom.setLayoutData(gridData);

 	// Separator
 	//----------
 	Label labelSeparator = new Label(compositeBottom, SWT.NULL);
 	gridData = new GridData();
 	gridData.horizontalAlignment = GridData.FILL;
 	gridData.grabExcessHorizontalSpace = true;
 	gridData.horizontalSpan = 1;
 	labelSeparator.setLayoutData(gridData);

 	// Checkbox: Additional Locations
 	//-------------------------------
 	_buttonAdditionalLocations = new Button(compositeBottom, SWT.CHECK);
 	_buttonAdditionalLocations.setText(UpdateManagerStrings.getString("S_Additional_Locations"));
 	gridData = new GridData();
 	gridData.verticalAlignment = GridData.FILL;
 	gridData.grabExcessHorizontalSpace = true;
 	gridData.horizontalSpan = 1;
 	_buttonAdditionalLocations.setLayoutData(gridData);
 	_buttonAdditionalLocations.setSelection(true);
 	_buttonAdditionalLocations.addSelectionListener(this);

 	// Table: Additional Locations
 	//----------------------------
 	_tableAdditionalLocations = new Table(compositeBottom, SWT.MULTI | SWT.FULL_SELECTION | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);

 	columnTitles = new String[] { UpdateManagerStrings.getString("S_Location"), UpdateManagerStrings.getString("S_Description")};
 	layoutTable = new TableLayout();

 	for (int i = 0; i < columnTitles.length; i++) {
 		TableColumn tableColumn = new TableColumn(_tableAdditionalLocations, SWT.NONE);
 		tableColumn.setText(columnTitles[i]);
 		ColumnLayoutData cLayout = new ColumnWeightData(iColumnWeight[i], true);
 		layoutTable.addColumnData(cLayout);
 	}

 	_tableAdditionalLocations.setLinesVisible(true);
 	_tableAdditionalLocations.setHeaderVisible(true);
 	_tableAdditionalLocations.setLayout(layoutTable);
 	gridData = new GridData();
 	gridData.horizontalAlignment = GridData.FILL;
 	gridData.verticalAlignment = GridData.FILL;
 	gridData.horizontalSpan = 1;
 	gridData.heightHint = 100;
 	_tableAdditionalLocations.setLayoutData(gridData);
 	_tableAdditionalLocations.addSelectionListener(this);

 	// Composite for three rows
 	// If this isn't here, the buttons are too wide
 	//---------------------------------------------
 	Composite compositeBottomContent = new Composite(compositeBottom, SWT.NULL);

 	layout = new GridLayout();
 	layout.numColumns = 3;
 	layout.marginWidth = 0;
 	layout.marginHeight = 0;

 	compositeBottomContent.setLayout(layout);

 	gridData = new GridData();
 	gridData.horizontalAlignment = GridData.FILL;
 	gridData.verticalAlignment = GridData.FILL;
 	gridData.grabExcessHorizontalSpace = true;
 	gridData.grabExcessVerticalSpace = true;
 	compositeBottomContent.setLayoutData(gridData);

 	// Label: Location
 	//----------------
 	Label label = new Label(compositeBottomContent, SWT.NULL);
 	label.setText(UpdateManagerStrings.getString("S_Location") + ":");
 	gridData = new GridData();
 	gridData.horizontalAlignment = GridData.FILL;
 	label.setLayoutData(gridData);

 	// Text: Location
 	//----------------
 	_textAdditionalLocation = new Text(compositeBottomContent, SWT.BORDER);
 	gridData = new GridData();
 	gridData.horizontalAlignment = GridData.FILL;
 	gridData.grabExcessHorizontalSpace = true;
 	_textAdditionalLocation.setLayoutData(gridData);
 	_textAdditionalLocation.addModifyListener(this);

 	// Button: Remove
 	//---------------
 	_buttonRemove = new Button(compositeBottomContent, SWT.PUSH);
 	_buttonRemove.setText(UpdateManagerStrings.getString("S_Remove"));
 	gridData = new GridData();
 	gridData.horizontalAlignment = GridData.FILL;
 	_buttonRemove.setLayoutData(gridData);
 	_buttonRemove.setEnabled(false);
 	_buttonRemove.addSelectionListener(this);

 	// Label: Description
 	//-------------------
 	label = new Label(compositeBottomContent, SWT.NULL);
 	label.setText(UpdateManagerStrings.getString("S_Description") + ":");
 	gridData = new GridData();
 	gridData.horizontalAlignment = GridData.FILL;
 	label.setLayoutData(gridData);

 	// Text: Location
 	//----------------
 	_textAdditionalDescription = new Text(compositeBottomContent, SWT.BORDER);
 	gridData = new GridData();
 	gridData.horizontalAlignment = GridData.FILL;
 	gridData.grabExcessHorizontalSpace = true;
 	_textAdditionalDescription.setLayoutData(gridData);

 	// Button: Add
 	//------------
 	_buttonAdd = new Button(compositeBottomContent, SWT.PUSH);
 	_buttonAdd.setText(UpdateManagerStrings.getString("S_Add"));
 	gridData = new GridData();
 	gridData.horizontalAlignment = GridData.FILL;
 	_buttonAdd.setLayoutData(gridData);
 	_buttonAdd.addSelectionListener(this);
 	_buttonAdd.setEnabled(false);

 	setControl(compositeContent);
 }
 /**
  */
 public URLNamePair[] getSelectedAdditionalLocations() {

 	URLNamePair[] urlNamePairs = null;

 	if (_buttonAdditionalLocations.getSelection() == true) {

 		TableItem[] tableItemsSelected = _tableAdditionalLocations.getSelection();

 		urlNamePairs = new URLNamePair[tableItemsSelected.length];

 		for (int i = 0; i < tableItemsSelected.length; ++i) {
 			urlNamePairs[i] = new URLNamePair();
 			urlNamePairs[i]._setURL(tableItemsSelected[i].getText(0));
 			urlNamePairs[i]._setName(tableItemsSelected[i].getText(1));
 		}
 	}

 	else {
 		urlNamePairs = new URLNamePair[0];
 	}

 	return urlNamePairs;
 }
 /**
  */
 public URLNamePair[] getSelectedPredefinedLocations() {

 	URLNamePair[] urlNamePairs = null;

 	if (_buttonPredefinedLocations.getSelection() == true) {

 		TableItem[] tableItemsSelected = _tablePredefinedLocations.getSelection();

 		urlNamePairs = new URLNamePair[tableItemsSelected.length];

 		for (int i = 0; i < tableItemsSelected.length; ++i) {
 			urlNamePairs[i] = new URLNamePair();
 			urlNamePairs[i]._setURL(tableItemsSelected[i].getText(0));
 			urlNamePairs[i]._setName(tableItemsSelected[i].getText(1));
 		}
 	}

 	else {
 		urlNamePairs = new URLNamePair[0];
 	}

 	return urlNamePairs;
 }
 /**
  * Obtains a list of registered component URLs from the local update registry.
  * Obtains a list of bookmarked URLs from the persistent data.
  * Creates a tree for all of the URLs.
  */
 protected void initializeContent() {

 	if (_bInitialized == true) {
 		return;
 	}

 	// Obtain downloadable component descriptors
 	//------------------------------------------
 	IURLNamePair[] urlsPredefined = null;

 	if (_bUpdateMode == false)
 		urlsPredefined = _wizard._updateManager.getLocalDiscoveryURLs();
 	else {
 		// Update all
 		//-----------
 		if (_wizard._manifestDescriptors == null) {
 			urlsPredefined = _wizard._updateManager.getLocalUpdateURLs();
 		}

 		// Update user selected items
 		//---------------------------
 		else {
 			// Obtain update URLs from each manifest descriptor
 			// Place them in a set for uniqueness
 			//-------------------------------------------------
 			TreeSet setURLs = new TreeSet(new UpdateManagerURLComparator());

 			IURLNamePair[] urlUpdates = null;

 			for (int i = 0; i < _wizard._manifestDescriptors.length; ++i) {

 				if (_wizard._manifestDescriptors[i] instanceof IProductDescriptor) {
 					urlUpdates = ((IProductDescriptor) _wizard._manifestDescriptors[i]).getUpdateURLs();
 					for (int j = 0; j < urlUpdates.length; ++j) {
 						setURLs.add(urlUpdates[j]);
 					}
 				}

 				else if (_wizard._manifestDescriptors[i] instanceof IComponentDescriptor) {
 					urlUpdates = ((IComponentDescriptor) _wizard._manifestDescriptors[i]).getUpdateURLs();
 					for (int j = 0; j < urlUpdates.length; ++j) {
 						setURLs.add(urlUpdates[j]);
 					}
 				}
 			}

 			Object objArray[] = setURLs.toArray();
 			urlsPredefined = new IURLNamePair[objArray.length];
 			System.arraycopy(objArray, 0, urlsPredefined, 0, objArray.length);
 		}
 	}

 	// Registered URLs
 	//----------------
 	for (int i = 0; i < urlsPredefined.length; ++i) {
 		TableItem tableItem = null;

 		if (urlsPredefined[i].getURL() != null) {
 			tableItem = new TableItem(_tablePredefinedLocations, SWT.NULL);
 			tableItem.setText(0, urlsPredefined[i].getURL().toExternalForm());
 		}

 		if (tableItem != null && urlsPredefined[i].getLabel() != null) {
 			tableItem.setText(1, urlsPredefined[i].getLabel());
 		}
 	}

 	if (_bUpdateMode == true)
 		_tablePredefinedLocations.selectAll();

 	// Bookmark strings
 	//-----------------
 	URLNamePair[] pairs = null;

 	if (_bUpdateMode == false)
 		pairs = _wizard._dialog._properties.getDiscoveryBookmarks();
 	else
 		pairs = _wizard._dialog._properties.getUpdateBookmarks();

 	if (pairs.length > 0) {
 		TableItem tableItem = null;
 		for (int i = 0; i < pairs.length; ++i) {
 			tableItem = new TableItem(_tableAdditionalLocations, SWT.NULL);
 			if (pairs[i]._getURL() != null)
 				tableItem.setText(0, pairs[i]._getURL());
 			if (pairs[i]._getName() != null)
 				tableItem.setText(1, pairs[i]._getName());
 		}

 		_buttonRemove.setEnabled(true);
 	}

 	// Page complete
 	//--------------
 	setPageComplete(_tablePredefinedLocations.getSelectionCount() > 0 || _tableAdditionalLocations.getSelectionCount() > 0);

 	_bInitialized = true;

 	return;
 }
 /**
  * modifyText method comment.
  */
 public void modifyText(org.eclipse.swt.events.ModifyEvent e) {

 	String strText = _textAdditionalLocation.getText();

 	// Check for valid URL
 	//--------------------
 	try {
 		new URL(strText);
 	}
 	catch (MalformedURLException ex) {
 		// Disable add button
 		//-------------------
 		_buttonAdd.setEnabled(false);
 		return;
 	}

 	// Check if URL already exists in the lists
 	//-----------------------------------------
 	String strURL = null;

 	TableItem[] items = _tableAdditionalLocations.getItems();

 	for (int i = 0; i < items.length; ++i) {
 		if (strText.equals(items[i].getText(0)) == true) {
 			// Disable adding
 			//---------------
 			_buttonAdd.setEnabled(false);
 			return;
 		}
 	}

 	_buttonAdd.setEnabled(true);
 }
 /**
  *
  */
 public void setVisible(boolean bVisible) {

 	super.setVisible(bVisible);

 	if (bVisible == true) {
 		initializeContent();
 	}
 }
 /**
  * Sent when default selection occurs in the control.
  * <p>
  * For example, on some platforms default selection occurs
  * in a List when the user double-clicks an item.
  * </p>
  *
  * @param e an event containing information about the default selection
  */
 public void widgetDefaultSelected(SelectionEvent e) {
 }
 /**
  * widgetSelected method comment.
  */
 public void widgetSelected(SelectionEvent e) {

 	// Button: Add additional location
 	//--------------------------------
 	if (e.widget == _buttonAdd) {

 		// The URL is guarenteed to be valid here
 		//---------------------------------------
 		try {
 			URL url = new URL(_textAdditionalLocation.getText());
 			_textAdditionalLocation.setText(url.toExternalForm());

 			TableItem tableItem = new TableItem(_tableAdditionalLocations, SWT.NULL);
 			tableItem.setText(0, url.toExternalForm());
 			tableItem.setText(1, _textAdditionalDescription.getText());

 			URLNamePair pair = new URLNamePair();
 			pair._setURL(url.toExternalForm());
 			pair._setName(_textAdditionalDescription.getText());
 			if (_bUpdateMode == true)
 				_wizard._dialog._properties.addUpdateBookmark(pair);
 			else
 				_wizard._dialog._properties.addDiscoveryBookmark(pair);

 			_tableAdditionalLocations.setSelection(_tableAdditionalLocations.getItemCount() - 1);
 			_buttonAdd.setEnabled(false);
 			_buttonRemove.setEnabled(true);
 		}
 		catch (MalformedURLException ex) {
 		}
 	}

 	// Button: Remove additional location
 	//-----------------------------------
 	else if (e.widget == _buttonRemove) {

 		int[] iaSelected = _tableAdditionalLocations.getSelectionIndices();
 		TableItem[] itemsSelected = _tableAdditionalLocations.getSelection();

 		URLNamePair pair = null;

 		for (int i = 0; i < itemsSelected.length; ++i) {

 			pair = new URLNamePair();
 			pair._setURL(itemsSelected[i].getText(0));
 			pair._setName(itemsSelected[i].getText(1));

 			if (_bUpdateMode == true)
 				_wizard._dialog._properties.removeUpdateBookmark(pair);
 			else
 				_wizard._dialog._properties.removeDiscoveryBookmark(pair);
 		}

 		_tableAdditionalLocations.remove(iaSelected);

 		if (_tableAdditionalLocations.getItemCount() == 0) {
 			_buttonRemove.setEnabled(false);
 			_buttonAdd.setEnabled(_textAdditionalLocation.getText().length() > 0);
 		}
 	}

 	// Table: Additional locations selection
 	//--------------------------------------
 	else if (e.widget == _tableAdditionalLocations) {
 		if (_tableAdditionalLocations.getSelectionCount() > 0) {
 			_textAdditionalLocation.setText(_tableAdditionalLocations.getItem(_tableAdditionalLocations.getSelectionIndex()).getText(0));
 			_textAdditionalDescription.setText(_tableAdditionalLocations.getItem(_tableAdditionalLocations.getSelectionIndex()).getText(1));
 			_buttonAdd.setEnabled(false);
 			_buttonRemove.setEnabled(true);
 		}
 		else {
 			_textAdditionalLocation.setText("");
 			_textAdditionalDescription.setText("");
 			_buttonAdd.setEnabled(false);
 			_buttonRemove.setEnabled(false);
 		}
 	}

 	// Checkbox: Additional locations
 	//-------------------------------
 	else if (e.widget == _buttonAdditionalLocations) {
 		boolean bEnable = _buttonAdditionalLocations.getSelection();
 		_tableAdditionalLocations.setEnabled(bEnable);
 		_textAdditionalDescription.setEnabled(bEnable);
 		_textAdditionalLocation.setEnabled(bEnable);

 		// Remove button
 		//--------------
 		if (bEnable == true && _tableAdditionalLocations.getSelectionCount() > 0)
 			_buttonRemove.setEnabled(true);
 		else
 			_buttonRemove.setEnabled(false);

 		// Add button
 		//-----------
 		modifyText(null);
 	}

 	// Checkbox: Predefined locations
 	//-------------------------------
 	else if (e.widget == _buttonPredefinedLocations) {
 		boolean bEnable = _buttonPredefinedLocations.getSelection();
 		_tablePredefinedLocations.setEnabled(bEnable);
 	}

 	// Page complete
 	//--------------
 	int iNumberOfSelected = 0;

 	if (_buttonPredefinedLocations.getSelection() == true)
 		iNumberOfSelected += _tablePredefinedLocations.getSelectionCount();

 	if (_buttonAdditionalLocations.getSelection() == true)
 		iNumberOfSelected += _tableAdditionalLocations.getSelectionCount();

 	setPageComplete(iNumberOfSelected > 0);

 	// Always signify changed selection to next page
 	//----------------------------------------------
 	UMWizardPageInstallable pageInstallable = (UMWizardPageInstallable) _wizard.getPage("installable");
 	pageInstallable._bRefreshRequired = true;

 	return;
 }
 }
	package org.eclipse.update.internal.ui;

	import org.eclipse.jface.viewers.*;
	import org.eclipse.jface.wizard.*;
	import org.eclipse.swt.events.*;
	import org.eclipse.swt.layout.*;
	import org.eclipse.swt.widgets.*;
	import org.eclipse.swt.*;
	import org.eclipse.update.internal.core.*;
	import org.eclipse.core.internal.boot.update.*;
	import org.eclipse.swt.custom.*;
	import java.net.*;
	import java.util.TreeSet;

	/**
	* Presents discovery URL locations for selection.
	*/

	public class UMWizardPageLocations extends WizardPage implements ModifyListener, SelectionListener
	{
	protected boolean _bInitialized = false;
	protected boolean _bUpdateMode = false;
	protected UMWizard _wizard = null;
	protected Table _tablePredefinedLocations = null;
	protected Table _tableAdditionalLocations = null;
	protected Button _buttonAdd = null;
	protected Button _buttonRemove = null;
	protected Button _buttonAdditionalLocations = null;
	protected Button _buttonPredefinedLocations = null;
	protected Text _textAdditionalLocation = null;
	protected Text _textAdditionalDescription = null;
	/**
	* ScriptNewScriptWizardPage1 constructor comment.
	* @param name java.lang.String
	*/
	public UMWizardPageLocations(UMWizard wizard, String strName, boolean bUpdateMode) {
	super(strName);
	_wizard = wizard;
	_bUpdateMode = bUpdateMode;

	if (bUpdateMode == false) {
	this.setTitle(UpdateManagerStrings.getString("S_New_Components"));
	this.setDescription(UpdateManagerStrings.getString("S_Specify_search_locations_for_new_components"));
	}
	else {
	this.setTitle(UpdateManagerStrings.getString("S_New_Component_Updates"));
	this.setDescription(UpdateManagerStrings.getString("S_Select_locations_to_update_from"));
	}
	}
	/**
	* createContents method comment.
	*/
	public void createControl(Composite compositeParent) {
	// Content
	//--------
	Composite compositeContent = new Composite(compositeParent, SWT.NULL);

	GridLayout layout = new GridLayout();
	compositeContent.setLayout(layout);

	GridData gridData = new GridData();
	gridData.horizontalAlignment = GridData.FILL;
	gridData.verticalAlignment = GridData.FILL;
	gridData.grabExcessHorizontalSpace = true;
	gridData.grabExcessVerticalSpace = true;
	compositeContent.setLayoutData(gridData);

	// Top composite
	//--------------
	Composite compositeTop = new Composite(compositeContent, SWT.NULL);

	layout = new GridLayout();
	layout.marginWidth = 0;
	layout.marginHeight = 0;
	compositeTop.setLayout(layout);

	gridData = new GridData();
	gridData.horizontalAlignment = GridData.FILL;
	gridData.verticalAlignment = GridData.FILL;
	gridData.grabExcessHorizontalSpace = true;
	gridData.grabExcessVerticalSpace = true;
	compositeTop.setLayoutData(gridData);

	// Checkbox: Predefined Locations
	//-------------------------------
	_buttonPredefinedLocations = new Button(compositeTop, SWT.CHECK);
	_buttonPredefinedLocations.setText(UpdateManagerStrings.getString("S_Predefined_Locations"));
	gridData = new GridData();
	gridData.verticalAlignment = GridData.FILL;
	gridData.widthHint = 500;
	_buttonPredefinedLocations.setLayoutData(gridData);
	_buttonPredefinedLocations.setSelection(true);
	_buttonPredefinedLocations.addSelectionListener(this);

	// Table: Pre-specified Locations
	//------------------------------
	_tablePredefinedLocations = new Table(compositeTop, SWT.MULTI \| SWT.FULL_SELECTION \| SWT.BORDER \| SWT.V_SCROLL \| SWT.H_SCROLL);

	String[] columnTitles = new String[] { UpdateManagerStrings.getString("S_Location"), UpdateManagerStrings.getString("S_Description")};
	int[] iColumnWeight = { 50, 50 };
	TableLayout layoutTable = new TableLayout();

	for (int i = 0; i < columnTitles.length; i++) {
	TableColumn tableColumn = new TableColumn(_tablePredefinedLocations, SWT.NONE);
	tableColumn.setText(columnTitles[i]);
	ColumnLayoutData cLayout = new ColumnWeightData(iColumnWeight[i], true);
	layoutTable.addColumnData(cLayout);
	}

	_tablePredefinedLocations.setLinesVisible(true);
	_tablePredefinedLocations.setHeaderVisible(true);
	_tablePredefinedLocations.setLayout(layoutTable);
	gridData = new GridData();
	gridData.horizontalAlignment = GridData.FILL;
	gridData.verticalAlignment = GridData.FILL;
	gridData.heightHint = 100;
	_tablePredefinedLocations.setLayoutData(gridData);
	_tablePredefinedLocations.addSelectionListener(this);

	// Composite: Bottom
	//------------------
	Composite compositeBottom = new Composite(compositeContent, SWT.NULL);

	layout = new GridLayout();
	layout.numColumns = 1;
	layout.marginWidth = 0;
	layout.marginHeight = 0;
	compositeBottom.setLayout(layout);

	gridData = new GridData();
	gridData.horizontalAlignment = GridData.FILL;
	compositeBottom.setLayoutData(gridData);

	// Separator
	//----------
	Label labelSeparator = new Label(compositeBottom, SWT.NULL);
	gridData = new GridData();
	gridData.horizontalAlignment = GridData.FILL;
	gridData.grabExcessHorizontalSpace = true;
	gridData.horizontalSpan = 1;
	labelSeparator.setLayoutData(gridData);

	// Checkbox: Additional Locations
	//-------------------------------
	_buttonAdditionalLocations = new Button(compositeBottom, SWT.CHECK);
	_buttonAdditionalLocations.setText(UpdateManagerStrings.getString("S_Additional_Locations"));
	gridData = new GridData();
	gridData.verticalAlignment = GridData.FILL;
	gridData.grabExcessHorizontalSpace = true;
	gridData.horizontalSpan = 1;
	_buttonAdditionalLocations.setLayoutData(gridData);
	_buttonAdditionalLocations.setSelection(true);
	_buttonAdditionalLocations.addSelectionListener(this);

	// Table: Additional Locations
	//----------------------------
	_tableAdditionalLocations = new Table(compositeBottom, SWT.MULTI \| SWT.FULL_SELECTION \| SWT.BORDER \| SWT.V_SCROLL \| SWT.H_SCROLL);

	columnTitles = new String[] { UpdateManagerStrings.getString("S_Location"), UpdateManagerStrings.getString("S_Description")};
	layoutTable = new TableLayout();

	for (int i = 0; i < columnTitles.length; i++) {
	TableColumn tableColumn = new TableColumn(_tableAdditionalLocations, SWT.NONE);
	tableColumn.setText(columnTitles[i]);
	ColumnLayoutData cLayout = new ColumnWeightData(iColumnWeight[i], true);
	layoutTable.addColumnData(cLayout);
	}

	_tableAdditionalLocations.setLinesVisible(true);
	_tableAdditionalLocations.setHeaderVisible(true);
	_tableAdditionalLocations.setLayout(layoutTable);
	gridData = new GridData();
	gridData.horizontalAlignment = GridData.FILL;
	gridData.verticalAlignment = GridData.FILL;
	gridData.horizontalSpan = 1;
	gridData.heightHint = 100;
	_tableAdditionalLocations.setLayoutData(gridData);
	_tableAdditionalLocations.addSelectionListener(this);

	// Composite for three rows
	// If this isn't here, the buttons are too wide
	//---------------------------------------------
	Composite compositeBottomContent = new Composite(compositeBottom, SWT.NULL);

	layout = new GridLayout();
	layout.numColumns = 3;
	layout.marginWidth = 0;
	layout.marginHeight = 0;

	compositeBottomContent.setLayout(layout);

	gridData = new GridData();
	gridData.horizontalAlignment = GridData.FILL;
	gridData.verticalAlignment = GridData.FILL;
	gridData.grabExcessHorizontalSpace = true;
	gridData.grabExcessVerticalSpace = true;
	compositeBottomContent.setLayoutData(gridData);

	// Label: Location
	//----------------
	Label label = new Label(compositeBottomContent, SWT.NULL);
	label.setText(UpdateManagerStrings.getString("S_Location") + ":");
	gridData = new GridData();
	gridData.horizontalAlignment = GridData.FILL;
	label.setLayoutData(gridData);

	// Text: Location
	//----------------
	_textAdditionalLocation = new Text(compositeBottomContent, SWT.BORDER);
	gridData = new GridData();
	gridData.horizontalAlignment = GridData.FILL;
	gridData.grabExcessHorizontalSpace = true;
	_textAdditionalLocation.setLayoutData(gridData);
	_textAdditionalLocation.addModifyListener(this);

	// Button: Remove
	//---------------
	_buttonRemove = new Button(compositeBottomContent, SWT.PUSH);
	_buttonRemove.setText(UpdateManagerStrings.getString("S_Remove"));
	gridData = new GridData();
	gridData.horizontalAlignment = GridData.FILL;
	_buttonRemove.setLayoutData(gridData);
	_buttonRemove.setEnabled(false);
	_buttonRemove.addSelectionListener(this);

	// Label: Description
	//-------------------
	label = new Label(compositeBottomContent, SWT.NULL);
	label.setText(UpdateManagerStrings.getString("S_Description") + ":");
	gridData = new GridData();
	gridData.horizontalAlignment = GridData.FILL;
	label.setLayoutData(gridData);

	// Text: Location
	//----------------
	_textAdditionalDescription = new Text(compositeBottomContent, SWT.BORDER);
	gridData = new GridData();
	gridData.horizontalAlignment = GridData.FILL;
	gridData.grabExcessHorizontalSpace = true;
	_textAdditionalDescription.setLayoutData(gridData);

	// Button: Add
	//------------
	_buttonAdd = new Button(compositeBottomContent, SWT.PUSH);
	_buttonAdd.setText(UpdateManagerStrings.getString("S_Add"));
	gridData = new GridData();
	gridData.horizontalAlignment = GridData.FILL;
	_buttonAdd.setLayoutData(gridData);
	_buttonAdd.addSelectionListener(this);
	_buttonAdd.setEnabled(false);

	setControl(compositeContent);
	}
	/**
	*/
	public URLNamePair[] getSelectedAdditionalLocations() {

	URLNamePair[] urlNamePairs = null;

	if (_buttonAdditionalLocations.getSelection() == true) {

	TableItem[] tableItemsSelected = _tableAdditionalLocations.getSelection();

	urlNamePairs = new URLNamePair[tableItemsSelected.length];

	for (int i = 0; i < tableItemsSelected.length; ++i) {
	urlNamePairs[i] = new URLNamePair();
	urlNamePairs[i]._setURL(tableItemsSelected[i].getText(0));
	urlNamePairs[i]._setName(tableItemsSelected[i].getText(1));
	}
	}

	else {
	urlNamePairs = new URLNamePair[0];
	}

	return urlNamePairs;
	}
	/**
	*/
	public URLNamePair[] getSelectedPredefinedLocations() {

	URLNamePair[] urlNamePairs = null;

	if (_buttonPredefinedLocations.getSelection() == true) {

	TableItem[] tableItemsSelected = _tablePredefinedLocations.getSelection();

	urlNamePairs = new URLNamePair[tableItemsSelected.length];

	for (int i = 0; i < tableItemsSelected.length; ++i) {
	urlNamePairs[i] = new URLNamePair();
	urlNamePairs[i]._setURL(tableItemsSelected[i].getText(0));
	urlNamePairs[i]._setName(tableItemsSelected[i].getText(1));
	}
	}

	else {
	urlNamePairs = new URLNamePair[0];
	}

	return urlNamePairs;
	}
	/**
	* Obtains a list of registered component URLs from the local update registry.
	* Obtains a list of bookmarked URLs from the persistent data.
	* Creates a tree for all of the URLs.
	*/
	protected void initializeContent() {

	if (_bInitialized == true) {
	return;
	}

	// Obtain downloadable component descriptors
	//------------------------------------------
	IURLNamePair[] urlsPredefined = null;

	if (_bUpdateMode == false)
	urlsPredefined = _wizard._updateManager.getLocalDiscoveryURLs();
	else {
	// Update all
	//-----------
	if (_wizard._manifestDescriptors == null) {
	urlsPredefined = _wizard._updateManager.getLocalUpdateURLs();
	}

	// Update user selected items
	//---------------------------
	else {
	// Obtain update URLs from each manifest descriptor
	// Place them in a set for uniqueness
	//-------------------------------------------------
	TreeSet setURLs = new TreeSet(new UpdateManagerURLComparator());

	IURLNamePair[] urlUpdates = null;

	for (int i = 0; i < _wizard._manifestDescriptors.length; ++i) {

	if (_wizard._manifestDescriptors[i] instanceof IProductDescriptor) {
	urlUpdates = ((IProductDescriptor) _wizard._manifestDescriptors[i]).getUpdateURLs();
	for (int j = 0; j < urlUpdates.length; ++j) {
	setURLs.add(urlUpdates[j]);
	}
	}

	else if (_wizard._manifestDescriptors[i] instanceof IComponentDescriptor) {
	urlUpdates = ((IComponentDescriptor) _wizard._manifestDescriptors[i]).getUpdateURLs();
	for (int j = 0; j < urlUpdates.length; ++j) {
	setURLs.add(urlUpdates[j]);
	}
	}
	}

	Object objArray[] = setURLs.toArray();
	urlsPredefined = new IURLNamePair[objArray.length];
	System.arraycopy(objArray, 0, urlsPredefined, 0, objArray.length);
	}
	}

	// Registered URLs
	//----------------
	for (int i = 0; i < urlsPredefined.length; ++i) {
	TableItem tableItem = null;

	if (urlsPredefined[i].getURL() != null) {
	tableItem = new TableItem(_tablePredefinedLocations, SWT.NULL);
	tableItem.setText(0, urlsPredefined[i].getURL().toExternalForm());
	}

	if (tableItem != null && urlsPredefined[i].getLabel() != null) {
	tableItem.setText(1, urlsPredefined[i].getLabel());
	}
	}

	if (_bUpdateMode == true)
	_tablePredefinedLocations.selectAll();

	// Bookmark strings
	//-----------------
	URLNamePair[] pairs = null;

	if (_bUpdateMode == false)
	pairs = _wizard._dialog._properties.getDiscoveryBookmarks();
	else
	pairs = _wizard._dialog._properties.getUpdateBookmarks();

	if (pairs.length > 0) {
	TableItem tableItem = null;
	for (int i = 0; i < pairs.length; ++i) {
	tableItem = new TableItem(_tableAdditionalLocations, SWT.NULL);
	if (pairs[i]._getURL() != null)
	tableItem.setText(0, pairs[i]._getURL());
	if (pairs[i]._getName() != null)
	tableItem.setText(1, pairs[i]._getName());
	}

	_buttonRemove.setEnabled(true);
	}

	// Page complete
	//--------------
	setPageComplete(_tablePredefinedLocations.getSelectionCount() > 0 \|\| _tableAdditionalLocations.getSelectionCount() > 0);

	_bInitialized = true;

	return;
	}
	/**
	* modifyText method comment.
	*/
	public void modifyText(org.eclipse.swt.events.ModifyEvent e) {

	String strText = _textAdditionalLocation.getText();

	// Check for valid URL
	//--------------------
	try {
	new URL(strText);
	}
	catch (MalformedURLException ex) {
	// Disable add button
	//-------------------
	_buttonAdd.setEnabled(false);
	return;
	}

	// Check if URL already exists in the lists
	//-----------------------------------------
	String strURL = null;

	TableItem[] items = _tableAdditionalLocations.getItems();

	for (int i = 0; i < items.length; ++i) {
	if (strText.equals(items[i].getText(0)) == true) {
	// Disable adding
	//---------------
	_buttonAdd.setEnabled(false);
	return;
	}
	}

	_buttonAdd.setEnabled(true);
	}
	/**
	*
	*/
	public void setVisible(boolean bVisible) {

	super.setVisible(bVisible);

	if (bVisible == true) {
	initializeContent();
	}
	}
	/**
	* Sent when default selection occurs in the control.
	* <p>
	* For example, on some platforms default selection occurs
	* in a List when the user double-clicks an item.
	* </p>
	*
	* @param e an event containing information about the default selection
	*/
	public void widgetDefaultSelected(SelectionEvent e) {
	}
	/**
	* widgetSelected method comment.
	*/
	public void widgetSelected(SelectionEvent e) {

	// Button: Add additional location
	//--------------------------------
	if (e.widget == _buttonAdd) {

	// The URL is guarenteed to be valid here
	//---------------------------------------
	try {
	URL url = new URL(_textAdditionalLocation.getText());
	_textAdditionalLocation.setText(url.toExternalForm());

	TableItem tableItem = new TableItem(_tableAdditionalLocations, SWT.NULL);
	tableItem.setText(0, url.toExternalForm());
	tableItem.setText(1, _textAdditionalDescription.getText());

	URLNamePair pair = new URLNamePair();
	pair._setURL(url.toExternalForm());
	pair._setName(_textAdditionalDescription.getText());
	if (_bUpdateMode == true)
	_wizard._dialog._properties.addUpdateBookmark(pair);
	else
	_wizard._dialog._properties.addDiscoveryBookmark(pair);

	_tableAdditionalLocations.setSelection(_tableAdditionalLocations.getItemCount() - 1);
	_buttonAdd.setEnabled(false);
	_buttonRemove.setEnabled(true);
	}
	catch (MalformedURLException ex) {
	}
	}

	// Button: Remove additional location
	//-----------------------------------
	else if (e.widget == _buttonRemove) {

	int[] iaSelected = _tableAdditionalLocations.getSelectionIndices();
	TableItem[] itemsSelected = _tableAdditionalLocations.getSelection();

	URLNamePair pair = null;

	for (int i = 0; i < itemsSelected.length; ++i) {

	pair = new URLNamePair();
	pair._setURL(itemsSelected[i].getText(0));
	pair._setName(itemsSelected[i].getText(1));

	if (_bUpdateMode == true)
	_wizard._dialog._properties.removeUpdateBookmark(pair);
	else
	_wizard._dialog._properties.removeDiscoveryBookmark(pair);
	}

	_tableAdditionalLocations.remove(iaSelected);

	if (_tableAdditionalLocations.getItemCount() == 0) {
	_buttonRemove.setEnabled(false);
	_buttonAdd.setEnabled(_textAdditionalLocation.getText().length() > 0);
	}
	}

	// Table: Additional locations selection
	//--------------------------------------
	else if (e.widget == _tableAdditionalLocations) {
	if (_tableAdditionalLocations.getSelectionCount() > 0) {
	_textAdditionalLocation.setText(_tableAdditionalLocations.getItem(_tableAdditionalLocations.getSelectionIndex()).getText(0));
	_textAdditionalDescription.setText(_tableAdditionalLocations.getItem(_tableAdditionalLocations.getSelectionIndex()).getText(1));
	_buttonAdd.setEnabled(false);
	_buttonRemove.setEnabled(true);
	}
	else {
	_textAdditionalLocation.setText("");
	_textAdditionalDescription.setText("");
	_buttonAdd.setEnabled(false);
	_buttonRemove.setEnabled(false);
	}
	}

	// Checkbox: Additional locations
	//-------------------------------
	else if (e.widget == _buttonAdditionalLocations) {
	boolean bEnable = _buttonAdditionalLocations.getSelection();
	_tableAdditionalLocations.setEnabled(bEnable);
	_textAdditionalDescription.setEnabled(bEnable);
	_textAdditionalLocation.setEnabled(bEnable);

	// Remove button
	//--------------
	if (bEnable == true && _tableAdditionalLocations.getSelectionCount() > 0)
	_buttonRemove.setEnabled(true);
	else
	_buttonRemove.setEnabled(false);

	// Add button
	//-----------
	modifyText(null);
	}

	// Checkbox: Predefined locations
	//-------------------------------
	else if (e.widget == _buttonPredefinedLocations) {
	boolean bEnable = _buttonPredefinedLocations.getSelection();
	_tablePredefinedLocations.setEnabled(bEnable);
	}

	// Page complete
	//--------------
	int iNumberOfSelected = 0;

	if (_buttonPredefinedLocations.getSelection() == true)
	iNumberOfSelected += _tablePredefinedLocations.getSelectionCount();

	if (_buttonAdditionalLocations.getSelection() == true)
	iNumberOfSelected += _tableAdditionalLocations.getSelectionCount();

	setPageComplete(iNumberOfSelected > 0);

	// Always signify changed selection to next page
	//----------------------------------------------
	UMWizardPageInstallable pageInstallable = (UMWizardPageInstallable) _wizard.getPage("installable");
	pageInstallable._bRefreshRequired = true;

	return;
	}
	}