1.5/plugins/org.eclipse.epf.search.ui/src/org/eclipse/epf/search/ui/MethodSearchPage.java - epf/org.eclipse.epf.composer - Git at Google

 //------------------------------------------------------------------------------
 // Copyright (c) 2005, 2006 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.search.ui;

 import java.util.ArrayList;
 import java.util.List;

 import org.eclipse.core.runtime.IConfigurationElement;
 import org.eclipse.core.runtime.IExtension;
 import org.eclipse.core.runtime.IExtensionPoint;
 import org.eclipse.core.runtime.IExtensionRegistry;
 import org.eclipse.core.runtime.Platform;
 import org.eclipse.epf.common.utils.StrUtil;
 import org.eclipse.epf.library.LibraryService;
 import org.eclipse.epf.library.edit.util.ExtensionManager;
 import org.eclipse.epf.search.ui.internal.IMethodSearchInputExtension;
 import org.eclipse.epf.search.ui.internal.IMethodSearchInputFactory;
 import org.eclipse.epf.search.ui.internal.IMethodSearchScopeGroup;
 import org.eclipse.epf.search.ui.internal.IMethodSearchScopeGroupFactory;
 import org.eclipse.epf.search.ui.internal.MethodSearchInput;
 import org.eclipse.epf.search.ui.internal.MethodSearchQuery;
 import org.eclipse.epf.search.ui.internal.MethodSearchScope;
 import org.eclipse.epf.search.ui.internal.MethodSearchScopeViewer;
 import org.eclipse.epf.search.ui.preferences.SearchUIPreferences;
 import org.eclipse.epf.uma.MethodLibrary;
 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.dialogs.DialogPage;
 import org.eclipse.search.ui.ISearchPage;
 import org.eclipse.search.ui.ISearchPageContainer;
 import org.eclipse.search.ui.NewSearchUI;
 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.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Combo;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Group;
 import org.eclipse.swt.widgets.Label;
 import org.osgi.framework.Bundle;

 /**
  * Displays the Method Search page in the Search dialog.
  *
  * @author Kelvin Low
  * @author Phong Nguyen Le
  * @since 1.0
  */
 public class MethodSearchPage extends DialogPage implements ISearchPage {

 	public static final String SEARCH_PAGE_ID = MethodSearchPage.class
 			.getName();

 	private static List<IMethodSearchInputFactory> searchInputFactories;

 	private Combo searchStringCombo;

 	private Combo namePatternCombo;

 	private Button caseSensitiveCheckbox;

 	private MethodSearchScopeViewer searchScopeViewer;

 	private ISearchPageContainer container;

 	private List<IMethodSearchInputExtension> additionalSearchInputs = new ArrayList<IMethodSearchInputExtension>();

 	/**
 	 * Creates a new instance.
 	 */
 	public MethodSearchPage() {
 		super();
 	}

 	/**
 	 * @see org.eclipse.jface.dialogs.IDialogPage#createControl(Composite)
 	 */
 	public void createControl(Composite parent) {
 		initializeDialogUnits(parent);

 		Composite composite = new Composite(parent, SWT.NONE);
 		GridLayout layout = new GridLayout(2, false);
 		layout.horizontalSpacing = 5;
 		composite.setLayout(layout);
 		composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

 		Label searchStringLabel = new Label(composite, SWT.NONE);
 		searchStringLabel.setText(SearchUIResources.searchStringLabel_text);

 		new Label(composite, SWT.NONE);

 		searchStringCombo = new Combo(composite, SWT.NONE);
 		searchStringCombo.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
 		String savedSearchString = SearchUIPreferences.getSearchString();
 		if (savedSearchString != null && savedSearchString.length() > 0) {
 			searchStringCombo.setText(savedSearchString);
 		}

 		caseSensitiveCheckbox = new Button(composite, SWT.CHECK);
 		caseSensitiveCheckbox.setText(SearchUIResources.caseSensitiveCheckbox_text);
 		caseSensitiveCheckbox.setSelection(SearchUIPreferences
 				.getCaseSensitive());

 		Label elementNameLabel = new Label(composite, SWT.NONE);
 		elementNameLabel.setText(SearchUIResources.elementNameLabel_text);

 		new Label(composite, SWT.NONE);

 		namePatternCombo = new Combo(composite, SWT.NONE);
 		namePatternCombo.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
 		String savedNamePattern = SearchUIPreferences.getNamePattern();
 		if (savedNamePattern != null && savedNamePattern.length() > 0) {
 			namePatternCombo.setText(savedNamePattern);
 		}
 //		else {
 //			namePatternCombo.setText("*"); //$NON-NLS-1$
 //		}

 		namePatternCombo.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				container.setPerformActionEnabled(getSearchButtonEnabled());
 			}
 		});
 		namePatternCombo.addModifyListener(new ModifyListener() {
 			public void modifyText(ModifyEvent event) {
 				container.setPerformActionEnabled(getSearchButtonEnabled());
 			}
 		});

 		new Label(composite, SWT.NONE);

 		collectContributedSearchInputs(composite);

 		searchScopeViewer = createSearchScopeGroup(composite).getSearchScopeViewer();

 		container.setPerformActionEnabled(getSearchButtonEnabled());

 		setControl(composite);
 		Dialog.applyDialogFont(composite);
 	}

 	private IMethodSearchScopeGroup createSearchScopeGroup(Composite parent) {
 		Object ext = ExtensionManager.getExtension(SearchUIPlugin.getDefault().getId(), "searchScopeGroupFactory"); //$NON-NLS-1$
 		if(ext instanceof IMethodSearchScopeGroupFactory) {
 			IMethodSearchScopeGroup group = ((IMethodSearchScopeGroupFactory) ext).createSearchScopeGroup(parent);
 			if(group != null) {
 				return group;
 			}
 		}
 		Group searchScopeGroup = new Group(parent, SWT.NONE);
 		searchScopeGroup.setLayout(new GridLayout(1, false));
 		GridData searchScopeGroupGridData = new GridData(GridData.FILL_BOTH);
 		searchScopeGroupGridData.heightHint = 200;
 		searchScopeGroup.setLayoutData(searchScopeGroupGridData);
 		searchScopeGroup.setText(SearchUIResources.scopeGroup_text);
 		final MethodSearchScopeViewer viewer = new MethodSearchScopeViewer(searchScopeGroup, SWT.BORDER);
 		return new IMethodSearchScopeGroup() {

 			public MethodSearchScopeViewer getSearchScopeViewer() {
 				return viewer;
 			}

 		};
 	}

 	private static List<IMethodSearchInputFactory> getSearchInputFactories() {
 		if (searchInputFactories == null) {
 			searchInputFactories = new ArrayList<IMethodSearchInputFactory>();
 			// Process the contributors.
 			//
 			IExtensionRegistry extensionRegistry = Platform
 					.getExtensionRegistry();
 			IExtensionPoint extensionPoint = extensionRegistry
 					.getExtensionPoint(SearchUIPlugin.getDefault().getId(),
 							"searchInputFactories"); //$NON-NLS-1$
 			if (extensionPoint != null) {
 				IExtension[] extensions = extensionPoint.getExtensions();
 				Object ext = null;
 				for (int i = 0; i < extensions.length; i++) {
 					IExtension extension = extensions[i];
 					String pluginId = extension.getNamespaceIdentifier();
 					Bundle bundle = Platform.getBundle(pluginId);
 					IConfigurationElement[] configElements = extension
 							.getConfigurationElements();
 					for (int j = 0; j < configElements.length; j++) {
 						IConfigurationElement configElement = configElements[j];
 						try {
 							String className = configElement
 									.getAttribute("class"); //$NON-NLS-1$
 							if (className != null) {
 								ext = bundle.loadClass(className).newInstance();
 								if (ext instanceof IMethodSearchInputFactory) {
 									searchInputFactories
 											.add((IMethodSearchInputFactory) ext);
 								}
 							}
 						} catch (Exception e) {
 							SearchUIPlugin.getDefault().getLogger().logError(e);
 						}
 					}
 				}
 			}
 		}
 		return searchInputFactories;

 	}

 	private void collectContributedSearchInputs(Composite parent) {
 		for (IMethodSearchInputFactory factory : getSearchInputFactories()) {
 			try {
 				IMethodSearchInputExtension searchInput = factory.createSearchInput(parent);
 				if(searchInput != null) {
 					additionalSearchInputs .add(searchInput);
 				}
 			}
 			catch(Exception e) {
 				SearchUIPlugin.getDefault().getLogger().logError(e);
 			}
 		}
 	}

 	/**
 	 * @see org.eclipse.search.ui.ISearchPage#performAction()
 	 */
 	public boolean performAction() {
 		MethodLibrary library = LibraryService.getInstance().getCurrentMethodLibrary();
 		if (library == null) {
 			SearchUIPlugin.getDefault().getMsgDialog().displayError(
 					SearchUIResources.searchError_title,
 					SearchUIResources.searchError_msg,
 					SearchUIResources.searchError_reason);
 			return false;
 		}
 		String searchString = searchStringCombo.getText().trim();
 		String namePattern = namePatternCombo.getText().trim();
 		if(StrUtil.isBlank(namePattern)) {
 			namePattern = "*"; //$NON-NLS-1$
 		}
 		MethodSearchScope searchScope = searchScopeViewer.getSearchScope();
 		MethodSearchInput searchInput = new MethodSearchInput(searchString,
 				namePattern, caseSensitiveCheckbox.getSelection(), false,
 				false, searchScope);
 		if(!additionalSearchInputs.isEmpty()) {
 			for (IMethodSearchInputExtension input : additionalSearchInputs) {
 				searchInput.getAdditionalInput().putAll(input.getInput());
 			}
 		}
 		MethodSearchQuery searchQuery = new MethodSearchQuery(searchInput);
 		NewSearchUI.activateSearchResultView();
 		NewSearchUI.runQueryInBackground(searchQuery);
 		SearchUIPreferences.setSearchString(searchStringCombo.getText());
 		SearchUIPreferences.setNamePattern(namePatternCombo.getText());
 		SearchUIPreferences.setCaseSensitive(caseSensitiveCheckbox
 				.getSelection());
 		return true;
 	}

 	/**
 	 * @see org.eclipse.search.ui.ISearchPage#setContainer(ISearchPageContainer)
 	 */
 	public void setContainer(ISearchPageContainer container) {
 		this.container = container;
 	}

 	/**
 	 * @see org.eclipse.search.ui.IReplacePage#performReplace()
 	 */
 	public boolean performReplace() {
 		return true;
 	}

 	/**
 	 * @see org.eclipse.jface.dialogs.DialogPage#dispose()
 	 */
 	public void dispose() {
 		super.dispose();
 	}

 	/**
 	 * Gets the enabled status of the Search button.
 	 *
 	 * @return <code>true<code> if the Search button should be enabled
 	 */
 	private boolean getSearchButtonEnabled() {
 		return true;
 	}

 }
	//------------------------------------------------------------------------------
	// Copyright (c) 2005, 2006 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.search.ui;

	import java.util.ArrayList;
	import java.util.List;

	import org.eclipse.core.runtime.IConfigurationElement;
	import org.eclipse.core.runtime.IExtension;
	import org.eclipse.core.runtime.IExtensionPoint;
	import org.eclipse.core.runtime.IExtensionRegistry;
	import org.eclipse.core.runtime.Platform;
	import org.eclipse.epf.common.utils.StrUtil;
	import org.eclipse.epf.library.LibraryService;
	import org.eclipse.epf.library.edit.util.ExtensionManager;
	import org.eclipse.epf.search.ui.internal.IMethodSearchInputExtension;
	import org.eclipse.epf.search.ui.internal.IMethodSearchInputFactory;
	import org.eclipse.epf.search.ui.internal.IMethodSearchScopeGroup;
	import org.eclipse.epf.search.ui.internal.IMethodSearchScopeGroupFactory;
	import org.eclipse.epf.search.ui.internal.MethodSearchInput;
	import org.eclipse.epf.search.ui.internal.MethodSearchQuery;
	import org.eclipse.epf.search.ui.internal.MethodSearchScope;
	import org.eclipse.epf.search.ui.internal.MethodSearchScopeViewer;
	import org.eclipse.epf.search.ui.preferences.SearchUIPreferences;
	import org.eclipse.epf.uma.MethodLibrary;
	import org.eclipse.jface.dialogs.Dialog;
	import org.eclipse.jface.dialogs.DialogPage;
	import org.eclipse.search.ui.ISearchPage;
	import org.eclipse.search.ui.ISearchPageContainer;
	import org.eclipse.search.ui.NewSearchUI;
	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.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Combo;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Group;
	import org.eclipse.swt.widgets.Label;
	import org.osgi.framework.Bundle;

	/**
	* Displays the Method Search page in the Search dialog.
	*
	* @author Kelvin Low
	* @author Phong Nguyen Le
	* @since 1.0
	*/
	public class MethodSearchPage extends DialogPage implements ISearchPage {

	public static final String SEARCH_PAGE_ID = MethodSearchPage.class
	.getName();

	private static List<IMethodSearchInputFactory> searchInputFactories;

	private Combo searchStringCombo;

	private Combo namePatternCombo;

	private Button caseSensitiveCheckbox;

	private MethodSearchScopeViewer searchScopeViewer;

	private ISearchPageContainer container;

	private List<IMethodSearchInputExtension> additionalSearchInputs = new ArrayList<IMethodSearchInputExtension>();

	/**
	* Creates a new instance.
	*/
	public MethodSearchPage() {
	super();
	}

	/**
	* @see org.eclipse.jface.dialogs.IDialogPage#createControl(Composite)
	*/
	public void createControl(Composite parent) {
	initializeDialogUnits(parent);

	Composite composite = new Composite(parent, SWT.NONE);
	GridLayout layout = new GridLayout(2, false);
	layout.horizontalSpacing = 5;
	composite.setLayout(layout);
	composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

	Label searchStringLabel = new Label(composite, SWT.NONE);
	searchStringLabel.setText(SearchUIResources.searchStringLabel_text);

	new Label(composite, SWT.NONE);

	searchStringCombo = new Combo(composite, SWT.NONE);
	searchStringCombo.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
	String savedSearchString = SearchUIPreferences.getSearchString();
	if (savedSearchString != null && savedSearchString.length() > 0) {
	searchStringCombo.setText(savedSearchString);
	}

	caseSensitiveCheckbox = new Button(composite, SWT.CHECK);
	caseSensitiveCheckbox.setText(SearchUIResources.caseSensitiveCheckbox_text);
	caseSensitiveCheckbox.setSelection(SearchUIPreferences
	.getCaseSensitive());

	Label elementNameLabel = new Label(composite, SWT.NONE);
	elementNameLabel.setText(SearchUIResources.elementNameLabel_text);

	new Label(composite, SWT.NONE);

	namePatternCombo = new Combo(composite, SWT.NONE);
	namePatternCombo.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
	String savedNamePattern = SearchUIPreferences.getNamePattern();
	if (savedNamePattern != null && savedNamePattern.length() > 0) {
	namePatternCombo.setText(savedNamePattern);
	}
	// else {
	// namePatternCombo.setText("*"); //$NON-NLS-1$
	// }

	namePatternCombo.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	container.setPerformActionEnabled(getSearchButtonEnabled());
	}
	});
	namePatternCombo.addModifyListener(new ModifyListener() {
	public void modifyText(ModifyEvent event) {
	container.setPerformActionEnabled(getSearchButtonEnabled());
	}
	});

	new Label(composite, SWT.NONE);

	collectContributedSearchInputs(composite);

	searchScopeViewer = createSearchScopeGroup(composite).getSearchScopeViewer();

	container.setPerformActionEnabled(getSearchButtonEnabled());

	setControl(composite);
	Dialog.applyDialogFont(composite);
	}

	private IMethodSearchScopeGroup createSearchScopeGroup(Composite parent) {
	Object ext = ExtensionManager.getExtension(SearchUIPlugin.getDefault().getId(), "searchScopeGroupFactory"); //$NON-NLS-1$
	if(ext instanceof IMethodSearchScopeGroupFactory) {
	IMethodSearchScopeGroup group = ((IMethodSearchScopeGroupFactory) ext).createSearchScopeGroup(parent);
	if(group != null) {
	return group;
	}
	}
	Group searchScopeGroup = new Group(parent, SWT.NONE);
	searchScopeGroup.setLayout(new GridLayout(1, false));
	GridData searchScopeGroupGridData = new GridData(GridData.FILL_BOTH);
	searchScopeGroupGridData.heightHint = 200;
	searchScopeGroup.setLayoutData(searchScopeGroupGridData);
	searchScopeGroup.setText(SearchUIResources.scopeGroup_text);
	final MethodSearchScopeViewer viewer = new MethodSearchScopeViewer(searchScopeGroup, SWT.BORDER);
	return new IMethodSearchScopeGroup() {

	public MethodSearchScopeViewer getSearchScopeViewer() {
	return viewer;
	}

	};
	}

	private static List<IMethodSearchInputFactory> getSearchInputFactories() {
	if (searchInputFactories == null) {
	searchInputFactories = new ArrayList<IMethodSearchInputFactory>();
	// Process the contributors.
	//
	IExtensionRegistry extensionRegistry = Platform
	.getExtensionRegistry();
	IExtensionPoint extensionPoint = extensionRegistry
	.getExtensionPoint(SearchUIPlugin.getDefault().getId(),
	"searchInputFactories"); //$NON-NLS-1$
	if (extensionPoint != null) {
	IExtension[] extensions = extensionPoint.getExtensions();
	Object ext = null;
	for (int i = 0; i < extensions.length; i++) {
	IExtension extension = extensions[i];
	String pluginId = extension.getNamespaceIdentifier();
	Bundle bundle = Platform.getBundle(pluginId);
	IConfigurationElement[] configElements = extension
	.getConfigurationElements();
	for (int j = 0; j < configElements.length; j++) {
	IConfigurationElement configElement = configElements[j];
	try {
	String className = configElement
	.getAttribute("class"); //$NON-NLS-1$
	if (className != null) {
	ext = bundle.loadClass(className).newInstance();
	if (ext instanceof IMethodSearchInputFactory) {
	searchInputFactories
	.add((IMethodSearchInputFactory) ext);
	}
	}
	} catch (Exception e) {
	SearchUIPlugin.getDefault().getLogger().logError(e);
	}
	}
	}
	}
	}
	return searchInputFactories;

	}

	private void collectContributedSearchInputs(Composite parent) {
	for (IMethodSearchInputFactory factory : getSearchInputFactories()) {
	try {
	IMethodSearchInputExtension searchInput = factory.createSearchInput(parent);
	if(searchInput != null) {
	additionalSearchInputs .add(searchInput);
	}
	}
	catch(Exception e) {
	SearchUIPlugin.getDefault().getLogger().logError(e);
	}
	}
	}

	/**
	* @see org.eclipse.search.ui.ISearchPage#performAction()
	*/
	public boolean performAction() {
	MethodLibrary library = LibraryService.getInstance().getCurrentMethodLibrary();
	if (library == null) {
	SearchUIPlugin.getDefault().getMsgDialog().displayError(
	SearchUIResources.searchError_title,
	SearchUIResources.searchError_msg,
	SearchUIResources.searchError_reason);
	return false;
	}
	String searchString = searchStringCombo.getText().trim();
	String namePattern = namePatternCombo.getText().trim();
	if(StrUtil.isBlank(namePattern)) {
	namePattern = "*"; //$NON-NLS-1$
	}
	MethodSearchScope searchScope = searchScopeViewer.getSearchScope();
	MethodSearchInput searchInput = new MethodSearchInput(searchString,
	namePattern, caseSensitiveCheckbox.getSelection(), false,
	false, searchScope);
	if(!additionalSearchInputs.isEmpty()) {
	for (IMethodSearchInputExtension input : additionalSearchInputs) {
	searchInput.getAdditionalInput().putAll(input.getInput());
	}
	}
	MethodSearchQuery searchQuery = new MethodSearchQuery(searchInput);
	NewSearchUI.activateSearchResultView();
	NewSearchUI.runQueryInBackground(searchQuery);
	SearchUIPreferences.setSearchString(searchStringCombo.getText());
	SearchUIPreferences.setNamePattern(namePatternCombo.getText());
	SearchUIPreferences.setCaseSensitive(caseSensitiveCheckbox
	.getSelection());
	return true;
	}

	/**
	* @see org.eclipse.search.ui.ISearchPage#setContainer(ISearchPageContainer)
	*/
	public void setContainer(ISearchPageContainer container) {
	this.container = container;
	}

	/**
	* @see org.eclipse.search.ui.IReplacePage#performReplace()
	*/
	public boolean performReplace() {
	return true;
	}

	/**
	* @see org.eclipse.jface.dialogs.DialogPage#dispose()
	*/
	public void dispose() {
	super.dispose();
	}

	/**
	* Gets the enabled status of the Search button.
	*
	* @return <code>true<code> if the Search button should be enabled
	*/
	private boolean getSearchButtonEnabled() {
	return true;
	}

	}