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: * Alexander Gurov - Initial API and implementation *******************************************************************************/ package org.eclipse.team.svn.ui.wizard.checkoutas; import org.eclipse.jface.dialogs.IDialogConstants; 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.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Text; import org.eclipse.team.svn.core.connector.SVNDepth; import org.eclipse.team.svn.core.connector.SVNRevision; import org.eclipse.team.svn.core.resource.IRepositoryResource; import org.eclipse.team.svn.core.utility.FileUtility; import org.eclipse.team.svn.ui.SVNTeamUIPlugin; import org.eclipse.team.svn.ui.SVNUIMessages; import org.eclipse.team.svn.ui.composite.DepthSelectionComposite; import org.eclipse.team.svn.ui.composite.RevisionComposite; import org.eclipse.team.svn.ui.extension.ExtensionsManager; import org.eclipse.team.svn.ui.verifier.AbstractVerifierProxy; import org.eclipse.team.svn.ui.verifier.CompositeVerifier; import org.eclipse.team.svn.ui.verifier.NonEmptyFieldVerifier; import org.eclipse.team.svn.ui.verifier.ResourceNameVerifier; import org.eclipse.team.svn.ui.wizard.AbstractVerifiedWizardPage; import org.eclipse.ui.PlatformUI; /** * Checkout method selection page * * @author Alexander Gurov */ public class CheckoutMethodSelectionPage extends AbstractVerifiedWizardPage { protected static final int USE_NEW_PROJECT_WIZARD = 0; protected static final int FIND_PROJECTS = 1; protected static final int CHECKOUT_AS_PROJECT = 2; protected static final int CHECKOUT_AS_FOLDER = 3; protected String defaultName; protected Button selectLocationButton; protected Text nameField; protected RevisionComposite revisionComposite; protected DepthSelectionComposite depthSelector; protected String projectName; protected int checkoutType; protected IRepositoryResource resource; public CheckoutMethodSelectionPage(String defaultName, boolean newProjectSelectionEnabled, IRepositoryResource resource) { super(CheckoutMethodSelectionPage.class.getName(), SVNUIMessages.CheckoutMethodSelectionPage_Title, SVNTeamUIPlugin.instance().getImageDescriptor("icons/wizards/newconnect.gif")); //$NON-NLS-1$ this.setDescription(SVNUIMessages.CheckoutMethodSelectionPage_Description); this.projectName = this.defaultName = defaultName; this.checkoutType = newProjectSelectionEnabled ? CheckoutMethodSelectionPage.USE_NEW_PROJECT_WIZARD : CheckoutMethodSelectionPage.CHECKOUT_AS_PROJECT; this.resource = resource; } public String getProjectName() { return this.projectName; } public boolean isUseNewProjectWizard() { return this.checkoutType == CheckoutMethodSelectionPage.USE_NEW_PROJECT_WIZARD; } public boolean isFindProjectsSelected() { return this.checkoutType == CheckoutMethodSelectionPage.FIND_PROJECTS; } public boolean isCheckoutAsFolderSelected() { return this.checkoutType == CheckoutMethodSelectionPage.CHECKOUT_AS_FOLDER; } public SVNDepth getdepth() { return this.depthSelector.getDepth(); } public SVNRevision getSelectedRevision() { return this.revisionComposite.getSelectedRevision(); } protected Composite createControlImpl(Composite parent) { Composite composite = new Composite(parent, SWT.NONE); this.initializeDialogUnits(composite); // GridLayout GridLayout layout = new GridLayout(); composite.setLayout(layout); // GridData GridData data = new GridData(GridData.FILL_BOTH); composite.setLayoutData(data); this.setControl(composite); Label description = new Label(composite, SWT.WRAP); data = new GridData(GridData.FILL_HORIZONTAL); data.widthHint = IDialogConstants.ENTRY_FIELD_WIDTH; data.heightHint = this.convertHeightInCharsToPixels( this.checkoutType == CheckoutMethodSelectionPage.USE_NEW_PROJECT_WIZARD ? 1 : 2); description.setLayoutData(data); String message = SVNUIMessages.format(SVNUIMessages.CheckoutMethodSelectionPage_HintHead, new String[] { this.defaultName }); description.setText(message + (this.checkoutType != CheckoutMethodSelectionPage.USE_NEW_PROJECT_WIZARD ? " " + SVNUIMessages.CheckoutMethodSelectionPage_HintTail //$NON-NLS-1$ : "")); //$NON-NLS-1$ this.projectName = this.defaultName = FileUtility.formatResourceName(this.defaultName); Button useNewProjectWizardButton = new Button(composite, SWT.RADIO); data = new GridData(GridData.FILL_HORIZONTAL); useNewProjectWizardButton.setLayoutData(data); useNewProjectWizardButton.addSelectionListener(new SelectionAdapter() { public void widgetSelected(SelectionEvent e) { CheckoutMethodSelectionPage.this .selectionChanged(CheckoutMethodSelectionPage.USE_NEW_PROJECT_WIZARD); } }); useNewProjectWizardButton.setText(SVNUIMessages.CheckoutMethodSelectionPage_NewWizard); useNewProjectWizardButton .setSelection(this.checkoutType == CheckoutMethodSelectionPage.USE_NEW_PROJECT_WIZARD); useNewProjectWizardButton .setEnabled(this.checkoutType == CheckoutMethodSelectionPage.USE_NEW_PROJECT_WIZARD); Button findProjectsButton = new Button(composite, SWT.RADIO); data = new GridData(GridData.FILL_HORIZONTAL); findProjectsButton.setLayoutData(data); findProjectsButton.addSelectionListener(new SelectionAdapter() { public void widgetSelected(SelectionEvent e) { CheckoutMethodSelectionPage.this.selectionChanged(CheckoutMethodSelectionPage.FIND_PROJECTS); } }); findProjectsButton.setText(SVNUIMessages.CheckoutMethodSelectionPage_Find); findProjectsButton.setEnabled(this.checkoutType == CheckoutMethodSelectionPage.USE_NEW_PROJECT_WIZARD || ExtensionsManager.getInstance().getCurrentCheckoutFactory().findProjectsOptionEnabled()); Button checkoutAsFolder = new Button(composite, SWT.RADIO); data = new GridData(GridData.FILL_HORIZONTAL); checkoutAsFolder.setLayoutData(data); checkoutAsFolder.addSelectionListener(new SelectionAdapter() { public void widgetSelected(SelectionEvent e) { CheckoutMethodSelectionPage.this.selectionChanged(CheckoutMethodSelectionPage.CHECKOUT_AS_FOLDER); } }); checkoutAsFolder.setText(SVNUIMessages.CheckoutMethodSelectionPage_Folder); this.selectLocationButton = new Button(composite, SWT.RADIO); data = new GridData(GridData.FILL_HORIZONTAL); this.selectLocationButton.setLayoutData(data); this.selectLocationButton.addSelectionListener(new SelectionAdapter() { public void widgetSelected(SelectionEvent e) { CheckoutMethodSelectionPage.this.selectionChanged(CheckoutMethodSelectionPage.CHECKOUT_AS_PROJECT); } }); this.selectLocationButton.setText(SVNUIMessages.CheckoutMethodSelectionPage_Project); this.selectLocationButton .setSelection(this.checkoutType != CheckoutMethodSelectionPage.USE_NEW_PROJECT_WIZARD); this.nameField = new Text(composite, SWT.SINGLE | SWT.BORDER); data = new GridData(GridData.FILL_HORIZONTAL); this.nameField.setLayoutData(data); this.nameField.setText(this.defaultName); this.nameField.setEnabled(this.checkoutType != CheckoutMethodSelectionPage.USE_NEW_PROJECT_WIZARD); this.nameField.addModifyListener(new ModifyListener() { public void modifyText(ModifyEvent e) { String name = CheckoutMethodSelectionPage.this.nameField.getText().trim(); CheckoutMethodSelectionPage.this.projectName = name; } }); String name = SVNUIMessages.CheckoutMethodSelectionPage_ProjectName_Verifier; CompositeVerifier verifier = new CompositeVerifier(); verifier.add(new ResourceNameVerifier(name, false)); verifier.add(new NonEmptyFieldVerifier(name)); this.attachTo(this.nameField, new AbstractVerifierProxy(verifier) { protected boolean isVerificationEnabled(Control input) { return CheckoutMethodSelectionPage.this.selectLocationButton.getSelection(); } }); Label separator = new Label(composite, SWT.SEPARATOR | SWT.HORIZONTAL); data = new GridData(GridData.FILL_HORIZONTAL); data.horizontalSpan = 2; data.verticalIndent = 5; separator.setLayoutData(data); data = new GridData(GridData.FILL_HORIZONTAL); this.depthSelector = new DepthSelectionComposite(composite, SWT.NONE, false); this.depthSelector.setLayoutData(data); this.revisionComposite = new RevisionComposite(composite, this, false, new String[] { SVNUIMessages.RevisionComposite_Revision, SVNUIMessages.RevisionComposite_HeadRevision }, SVNRevision.HEAD, false); data = new GridData(GridData.FILL_HORIZONTAL); this.revisionComposite.setLayoutData(data); this.revisionComposite.setSelectedResource(this.resource); // Setting context help PlatformUI.getWorkbench().getHelpSystem().setHelp(composite, "org.eclipse.team.svn.help.checkoutMethodSelectionContext"); //$NON-NLS-1$ return composite; } protected void selectionChanged(int newSelection) { this.checkoutType = newSelection; switch (this.checkoutType) { case CheckoutMethodSelectionPage.USE_NEW_PROJECT_WIZARD: case CheckoutMethodSelectionPage.FIND_PROJECTS: case CheckoutMethodSelectionPage.CHECKOUT_AS_FOLDER: { this.projectName = this.defaultName; this.nameField.setEnabled(false); break; } case CheckoutMethodSelectionPage.CHECKOUT_AS_PROJECT: { this.projectName = this.nameField.getText().trim(); this.nameField.setEnabled(true); break; } } this.validateContent(); } }