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.shareproject; import org.eclipse.core.resources.IProject; import org.eclipse.core.runtime.IPath; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.jface.viewers.ColumnWeightData; import org.eclipse.jface.viewers.ILabelProviderListener; import org.eclipse.jface.viewers.ISelectionChangedListener; import org.eclipse.jface.viewers.IStructuredSelection; import org.eclipse.jface.viewers.ITableLabelProvider; import org.eclipse.jface.viewers.SelectionChangedEvent; import org.eclipse.jface.viewers.TableLayout; import org.eclipse.jface.viewers.TableViewer; import org.eclipse.jface.viewers.Viewer; import org.eclipse.swt.SWT; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; 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.Table; import org.eclipse.swt.widgets.TableColumn; import org.eclipse.swt.widgets.Text; import org.eclipse.team.svn.core.connector.SVNChangeStatus; import org.eclipse.team.svn.core.resource.IRepositoryRoot; import org.eclipse.team.svn.core.utility.SVNUtility; import org.eclipse.team.svn.ui.SVNTeamUIPlugin; import org.eclipse.team.svn.ui.SVNUIMessages; import org.eclipse.team.svn.ui.utility.ArrayStructuredContentProvider; import org.eclipse.team.svn.ui.utility.ColumnedViewerComparator; import org.eclipse.team.svn.ui.wizard.AbstractVerifiedWizardPage; import org.eclipse.ui.PlatformUI; /** * Already connected to SVN wizard page * * @author Alexander Gurov */ public class AlreadyConnectedPage extends AbstractVerifiedWizardPage { protected boolean useProjectSettings; protected boolean createUsingProjectSettings; protected String url; protected Text urlText; protected TableViewer repositoryRootsView; protected IRepositoryRoot[] repositoryRoots; protected IRepositoryRoot selectedRoot; protected Button useProjectSettingsButton; protected Button createProjectLocationButton; protected Button reconnectButton; public AlreadyConnectedPage() { super(AlreadyConnectedPage.class.getName(), SVNUIMessages.AlreadyConnectedPage_Title, SVNTeamUIPlugin.instance().getImageDescriptor("icons/wizards/newconnect.gif")); //$NON-NLS-1$ this.setDescription(SVNUIMessages.AlreadyConnectedPage_Description); } public void setProjects(IProject[] projects) { this.url = null; for (int i = 0; i < projects.length; i++) { SVNChangeStatus info = SVNUtility.getSVNInfoForNotConnected(projects[i]); String tmp = SVNUtility.decodeURL(info.url); if (this.url == null) { this.url = tmp; } else { IPath tPath = SVNUtility.createPathForSVNUrl(this.url); IPath tPath2 = SVNUtility.createPathForSVNUrl(tmp); if (tPath2.isPrefixOf(tPath)) { this.url = tmp; } else { while (!tPath.isPrefixOf(tPath2)) { tPath = tPath.removeLastSegments(1); } this.url = tPath.toString(); } } } this.repositoryRoots = SVNUtility.findRoots(this.url, false); this.initControls(); } public IRepositoryRoot getSelectedRoot() { return this.selectedRoot; } public String getResourceUrl() { return this.url; } public boolean useProjectSettings() { return this.useProjectSettings; } public boolean createUsingProjectSettings() { return this.createUsingProjectSettings; } public boolean canFlipToNextPage() { return !this.useProjectSettings(); } public Composite createControlImpl(Composite parent) { Composite composite = new Composite(parent, SWT.NONE); GridLayout layout = new GridLayout(); composite.setLayout(layout); GridData data = new GridData(); data.verticalAlignment = GridData.FILL; data.horizontalAlignment = GridData.FILL; composite.setLayoutData(data); this.initializeDialogUnits(parent); Label description = new Label(composite, SWT.WRAP); description.setLayoutData(this.makeGridData()); description.setText(SVNUIMessages.AlreadyConnectedPage_ProjectURL); this.urlText = new Text(composite, SWT.SINGLE | SWT.BORDER); data = new GridData(GridData.FILL_HORIZONTAL); data.widthHint = IDialogConstants.ENTRY_FIELD_WIDTH; this.urlText.setLayoutData(data); this.urlText.setEditable(false); description = new Label(composite, SWT.WRAP); description.setLayoutData(this.makeGridData()); description.setText(SVNUIMessages.AlreadyConnectedPage_RepositoryLocation); Table table = new Table(composite, SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER | SWT.SINGLE | SWT.FULL_SELECTION); table.setLayoutData(new GridData(GridData.FILL_BOTH)); table.setHeaderVisible(true); table.setLinesVisible(true); TableLayout tLayout = new TableLayout(); tLayout.addColumnData(new ColumnWeightData(30, true)); tLayout.addColumnData(new ColumnWeightData(70, true)); table.setLayout(tLayout); this.repositoryRootsView = new TableViewer(table); this.repositoryRootsView.setContentProvider(new ArrayStructuredContentProvider()); final ITableLabelProvider labelProvider = new ITableLabelProvider() { public Image getColumnImage(Object element, int columnIndex) { return null; } public String getColumnText(Object element, int columnIndex) { IRepositoryRoot root = (IRepositoryRoot) element; if (columnIndex == 0) { return root.getRepositoryLocation().getLabel(); } return root.getRepositoryLocation().getUrl(); } public void addListener(ILabelProviderListener listener) { } public void dispose() { } public boolean isLabelProperty(Object element, String property) { return true; } public void removeListener(ILabelProviderListener listener) { } }; this.repositoryRootsView.setLabelProvider(labelProvider); ColumnedViewerComparator comparator = new ColumnedViewerComparator(this.repositoryRootsView) { public int compareImpl(Viewer viewer, Object row1, Object row2) { String val1 = labelProvider.getColumnText(row1, this.column); String val2 = labelProvider.getColumnText(row2, this.column); return ColumnedViewerComparator.compare(val1, val2); } }; this.repositoryRootsView.addSelectionChangedListener(new ISelectionChangedListener() { public void selectionChanged(SelectionChangedEvent event) { IStructuredSelection selection = (IStructuredSelection) AlreadyConnectedPage.this.repositoryRootsView .getSelection(); AlreadyConnectedPage.this.selectedRoot = (IRepositoryRoot) selection.getFirstElement(); AlreadyConnectedPage.this.setPageComplete(true); } }); TableColumn col = new TableColumn(table, SWT.LEFT); col.setResizable(true); col.setText(SVNUIMessages.AlreadyConnectedPage_LocationLabel); col.addSelectionListener(comparator); col = new TableColumn(table, SWT.LEFT); col.setResizable(true); col.setText(SVNUIMessages.AlreadyConnectedPage_URL); col.addSelectionListener(comparator); this.repositoryRootsView.getTable().setSortDirection(SWT.UP); this.repositoryRootsView.getTable().setSortColumn(this.repositoryRootsView.getTable().getColumn(0)); Composite btnComposite = new Composite(composite, SWT.NONE); layout = new GridLayout(); layout.marginWidth = 0; btnComposite.setLayout(layout); data = new GridData(); data.verticalAlignment = GridData.FILL; data.horizontalAlignment = GridData.FILL; btnComposite.setLayoutData(data); description = new Label(btnComposite, SWT.WRAP); data = new GridData(GridData.FILL_HORIZONTAL); data.widthHint = IDialogConstants.ENTRY_FIELD_WIDTH; data.heightHint = this.convertHeightInCharsToPixels(2); description.setLayoutData(data); description.setText(SVNUIMessages.AlreadyConnectedPage_Hint); this.useProjectSettingsButton = new Button(btnComposite, SWT.RADIO); this.useProjectSettingsButton.setLayoutData(this.makeGridData()); this.useProjectSettingsButton.addSelectionListener(new SelectionAdapter() { public void widgetSelected(SelectionEvent e) { Button button = (Button) e.widget; boolean selectEnabled = AlreadyConnectedPage.this.useProjectSettings = button.getSelection(); AlreadyConnectedPage.this.repositoryRootsView.getTable().setEnabled(selectEnabled); AlreadyConnectedPage.this.setPageComplete(true); } }); this.useProjectSettingsButton.setText(SVNUIMessages.AlreadyConnectedPage_UseProjectSettings); this.createProjectLocationButton = new Button(btnComposite, SWT.RADIO); this.createProjectLocationButton.setLayoutData(this.makeGridData()); this.createProjectLocationButton.setText(SVNUIMessages.AlreadyConnectedPage_CreateLocation); this.createProjectLocationButton.addSelectionListener(new SelectionAdapter() { public void widgetSelected(SelectionEvent e) { Button button = (Button) e.widget; AlreadyConnectedPage.this.createUsingProjectSettings = button.getSelection(); AlreadyConnectedPage.this.repositoryRootsView.getTable().setEnabled(false); AlreadyConnectedPage.this.setPageComplete(true); } }); this.reconnectButton = new Button(btnComposite, SWT.RADIO); this.reconnectButton.setLayoutData(this.makeGridData()); this.reconnectButton.setText(SVNUIMessages.AlreadyConnectedPage_ReconnectToAnother); this.initControls(); // Setting context help PlatformUI.getWorkbench().getHelpSystem().setHelp(composite, "org.eclipse.team.svn.help.alreadyConnectedContext"); //$NON-NLS-1$ return composite; } protected void initControls() { if (this.urlText != null && this.url != null) { this.urlText.setText(this.url); this.repositoryRootsView.setInput(this.repositoryRoots); if (this.repositoryRoots.length > 0) { this.repositoryRootsView.getTable().select(0); this.selectedRoot = this.repositoryRoots[0]; this.repositoryRootsView.getTable().setEnabled(true); this.useProjectSettings = true; this.createUsingProjectSettings = false; this.useProjectSettingsButton.setSelection(true); this.reconnectButton.setSelection(false); //this.createProjectLocationButton.setEnabled(false); } else { this.repositoryRootsView.getTable().setEnabled(false); this.useProjectSettingsButton.setSelection(false); this.useProjectSettingsButton.setEnabled(false); this.useProjectSettings = false; this.createUsingProjectSettings = true; this.createProjectLocationButton.setSelection(false); this.createProjectLocationButton.setSelection(true); } } } protected GridData makeGridData() { GridData data = new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_CENTER); data.widthHint = IDialogConstants.ENTRY_FIELD_WIDTH; return data; } }