Java tutorial
/******************************************************************************* * Copyright (c) 2005-2008 Polarion Software. * 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: * Igor Burilo - Initial API and implementation *******************************************************************************/ package org.eclipse.team.svn.ui.composite; import org.eclipse.jface.dialogs.IDialogConstants; 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.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.Control; import org.eclipse.swt.widgets.Event; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Listener; import org.eclipse.team.svn.core.resource.IRepositoryResource; import org.eclipse.team.svn.core.utility.SVNUtility; import org.eclipse.team.svn.ui.SVNUIMessages; import org.eclipse.team.svn.ui.dialog.DefaultDialog; import org.eclipse.team.svn.ui.panel.common.RepositoryTreePanel; import org.eclipse.team.svn.ui.verifier.AbsolutePathVerifier; import org.eclipse.team.svn.ui.verifier.CompositeVerifier; import org.eclipse.team.svn.ui.verifier.IValidationManager; import org.eclipse.team.svn.ui.verifier.NonEmptyFieldVerifier; import org.eclipse.team.svn.ui.verifier.URLVerifier; /** * * Repository resource selection composite * * In contrast to RepositoryResourceSelectionComposite it * doesn't contain any revision controls * * @author Igor Burilo * */ public class RepositoryResourceOnlySelectionComposite extends RepositoryResourceBaseSelectionComposite { /* * Flag which determines whether to verify that selected * resource starts with base resource. * This can be used if we want that selected resource only starts * with base resource but not with repository root corresponding to base resource */ protected boolean isMatchToBaseResource; public RepositoryResourceOnlySelectionComposite(Composite parent, int style, IValidationManager validationManager, String historyKey, IRepositoryResource baseResource, String selectionTitle, String selectionDescription) { this(parent, style, validationManager, historyKey, "RepositoryResourceOnlySelectionComposite_URL", //$NON-NLS-1$ baseResource, selectionTitle, selectionDescription); } public RepositoryResourceOnlySelectionComposite(Composite parent, int style, IValidationManager validationManager, String historyKey, String comboId, IRepositoryResource baseResource, String selectionTitle, String selectionDescription) { super(parent, style, validationManager, historyKey, comboId, baseResource, selectionTitle, selectionDescription); this.createControls(); } public void setMatchToBaseResource(boolean isMatchToBaseResource) { this.isMatchToBaseResource = isMatchToBaseResource; } public boolean isMatchToBaseResource() { return this.isMatchToBaseResource; } private void createControls() { GridLayout layout = null; GridData data = null; layout = new GridLayout(); layout.numColumns = 2; layout.marginHeight = layout.marginWidth = 0; this.setLayout(layout); Label urlLabel = new Label(this, SWT.NONE); urlLabel.setLayoutData(new GridData()); urlLabel.setText(SVNUIMessages.getString(this.comboId)); Composite select = new Composite(this, SWT.NONE); layout = new GridLayout(); layout.numColumns = 2; layout.marginHeight = 0; layout.marginWidth = 0; select.setLayout(layout); data = new GridData(GridData.FILL_HORIZONTAL); select.setLayoutData(data); this.urlText = new Combo(select, SWT.NULL); data = new GridData(GridData.FILL_HORIZONTAL); data.widthHint = IDialogConstants.ENTRY_FIELD_WIDTH; this.urlText.setLayoutData(data); this.urlText.setVisibleItemCount(this.urlHistory.getDepth()); this.urlText.setItems(this.urlHistory.getHistory()); if (this.baseResource != null) { this.urlText.setText(this.baseResource.getUrl()); } this.url = this.urlText.getText(); Listener urlTextListener = new Listener() { public void handleEvent(Event e) { RepositoryResourceOnlySelectionComposite.this.url = ((Combo) e.widget).getText(); } }; this.urlText.addListener(SWT.Selection, urlTextListener); this.urlText.addListener(SWT.Modify, urlTextListener); this.verifier = new CompositeVerifier(); this.verifier.add(new NonEmptyFieldVerifier(SVNUIMessages.getString(this.comboId + "_Verifier"))); //$NON-NLS-1$ this.verifier.add(new URLVerifier(SVNUIMessages.getString(this.comboId + "_Verifier")) { //$NON-NLS-1$ protected String getErrorMessage(Control input) { String error = super.getErrorMessage(input); if (RepositoryResourceOnlySelectionComposite.this.baseResource != null && error == null) { String url = this.getText(input); if (RepositoryResourceOnlySelectionComposite.this .getDestination(SVNUtility.asEntryReference(url), true) == null) { error = SVNUIMessages.format( SVNUIMessages.RepositoryResourceOnlySelectionComposite_URL_Verifier_Error, new String[] { url, RepositoryResourceOnlySelectionComposite.this.baseResource .getRepositoryLocation().getUrl() }); } //check that resource starts with location if (error == null && RepositoryResourceOnlySelectionComposite.this.isMatchToBaseResource) { String baseResourceUrl = RepositoryResourceOnlySelectionComposite.this.baseResource .getUrl(); if (!url.startsWith(baseResourceUrl)) { error = SVNUIMessages.format( SVNUIMessages.RepositoryResourceOnlySelectionComposite_URL_Verifier_Error, new String[] { url, baseResourceUrl }); } } } return error; } }); this.verifier.add(new AbsolutePathVerifier(this.comboId)); this.validationManager.attachTo(this.urlText, this.verifier); this.browse = new Button(select, SWT.PUSH); this.browse.setText(SVNUIMessages.Button_Browse); data = new GridData(); data.widthHint = DefaultDialog.computeButtonWidth(this.browse); this.browse.setLayoutData(data); this.browse.addSelectionListener(new SelectionAdapter() { public void widgetSelected(SelectionEvent e) { RepositoryTreePanel panel = new RepositoryTreePanel( SVNUIMessages.RepositoryResourceOnlySelectionComposite_Select_Title, RepositoryResourceOnlySelectionComposite.this.selectionTitle, RepositoryResourceOnlySelectionComposite.this.selectionDescription, null, true, RepositoryResourceOnlySelectionComposite.this.baseResource, false); panel.setAllowFiles(!RepositoryResourceOnlySelectionComposite.this.foldersOnly); DefaultDialog browser = new DefaultDialog(RepositoryResourceOnlySelectionComposite.this.getShell(), panel); if (browser.open() == 0) { IRepositoryResource selectedResource = panel.getSelectedResource(); boolean samePeg = RepositoryResourceOnlySelectionComposite.this.baseResource != null && selectedResource.getPegRevision().equals( RepositoryResourceOnlySelectionComposite.this.baseResource.getPegRevision()); RepositoryResourceOnlySelectionComposite.this.urlText .setText(samePeg ? selectedResource.getUrl() : SVNUtility.getEntryReference(selectedResource).toString()); RepositoryResourceOnlySelectionComposite.this.validationManager.validateContent(); } } }); } }