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.panel.local; import java.util.ArrayList; import java.util.Arrays; import java.util.Collection; import java.util.HashSet; import org.eclipse.core.resources.IResource; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.swt.SWT; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Label; import org.eclipse.team.svn.core.IStateFilter; import org.eclipse.team.svn.core.resource.events.IResourceStatesListener; import org.eclipse.team.svn.core.resource.events.ResourceStatesChangedEvent; import org.eclipse.team.svn.core.svnstorage.SVNRemoteStorage; import org.eclipse.team.svn.core.utility.FileUtility; import org.eclipse.team.svn.ui.SVNUIMessages; import org.eclipse.team.svn.ui.composite.ResourceSelectionComposite; import org.eclipse.team.svn.ui.panel.participant.BasePaneParticipant; import org.eclipse.team.svn.ui.synchronize.AbstractSynchronizeActionGroup; import org.eclipse.team.svn.ui.utility.UIMonitorUtility; import org.eclipse.team.svn.ui.verifier.AbstractVerifier; import org.eclipse.team.ui.synchronize.ResourceScope; /** * Override and commit/update panel implementation * * @author Alexander Gurov */ public class OverrideResourcesPanel extends AbstractResourceSelectionPanel { public static final int MSG_COMMIT = 0; public static final int MSG_UPDATE = 1; protected IResource[] affectedResource; protected IResourceStatesListener resourceStatesListener; protected boolean allowTreatAsEditColumn; protected static final String[] MESSAGES = new String[] { "OverrideResourcesPanel_Description_Commit", //$NON-NLS-1$ "OverrideResourcesPanel_Description_Update" //$NON-NLS-1$ }; public OverrideResourcesPanel(IResource[] resources, IResource[] userSelectedResources, int msgId) { this(resources, userSelectedResources, msgId, new IResource[] {}); } public OverrideResourcesPanel(IResource[] resources, IResource[] userSelectedResources, int msgId, IResource[] affectedResources) { super(resources, userSelectedResources, new String[] { IDialogConstants.YES_LABEL, IDialogConstants.NO_LABEL }); this.allowTreatAsEditColumn = msgId == OverrideResourcesPanel.MSG_COMMIT; this.dialogTitle = SVNUIMessages.OverrideResourcesPanel_Title; this.dialogDescription = SVNUIMessages.getString(OverrideResourcesPanel.MESSAGES[msgId]); boolean isParticipantPane = this.paneParticipantHelper.isParticipantPane(); this.defaultMessage = isParticipantPane ? SVNUIMessages.OverrideResourcesPanel_Pane_Message : SVNUIMessages.OverrideResourcesPanel_Message; this.affectedResource = affectedResources; } protected String getDialogID() { return super.getDialogID() + (this.affectedResource.length > 0 ? "Affected" : ""); } public void createControlsImpl(Composite parent) { super.createControlsImpl(parent); if (this.affectedResource.length == 0) { return; } Label separator = new Label(parent, SWT.SEPARATOR | SWT.HORIZONTAL); separator.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); Label description = new Label(parent, SWT.LEFT | SWT.WRAP); description.setText(SVNUIMessages.OverrideResourcesPanel_Affected); GridData data = new GridData(); data.horizontalSpan = 2; data.horizontalAlignment = GridData.FILL; data.widthHint = 300; description.setLayoutData(data); data = new GridData(GridData.FILL_BOTH); data.heightHint = 100; ResourceSelectionComposite affectedResourcesComposite = new ResourceSelectionComposite(parent, SWT.NONE, this.affectedResource, false, this.allowTreatAsEditColumn, false); affectedResourcesComposite.setLayoutData(data); this.attachTo(affectedResourcesComposite, new AbstractVerifier() { protected String getErrorMessage(Control input) { return null; } protected String getWarningMessage(Control input) { return SVNUIMessages.OverrideResourcesPanel_Affected_Warning; } }); } protected void updateResources(ResourceStatesChangedEvent event) { HashSet<IResource> allResources = new HashSet<IResource>(Arrays.asList(this.resources)); HashSet<IResource> toDeleteSet = new HashSet<IResource>(); toDeleteSet.addAll(Arrays.asList(FileUtility.getResourcesRecursive(event.resources, IStateFilter.SF_NOTMODIFIED, IResource.DEPTH_ZERO))); toDeleteSet.addAll(Arrays.asList(FileUtility.getResourcesRecursive(event.resources, IStateFilter.SF_NOTEXISTS, IResource.DEPTH_ZERO))); toDeleteSet.addAll(Arrays.asList( FileUtility.getResourcesRecursive(event.resources, IStateFilter.SF_IGNORED, IResource.DEPTH_ZERO))); allResources.removeAll(toDeleteSet); final IResource[] newResources = allResources.toArray(new IResource[allResources.size()]); if (!this.paneParticipantHelper.isParticipantPane()) { UIMonitorUtility.getDisplay().syncExec(new Runnable() { public void run() { //FIXME isDisposed() test is necessary as dispose() method is not called from FastTrack Commit Dialog if (!OverrideResourcesPanel.this.selectionComposite.isDisposed()) { OverrideResourcesPanel.this.selectionComposite.setResources(newResources); OverrideResourcesPanel.this.selectionComposite.fireSelectionChanged(); } } }); } this.resources = newResources; } public void postInit() { super.postInit(); this.validateContent(); this.resourceStatesListener = new IResourceStatesListener() { public void resourcesStateChanged(ResourceStatesChangedEvent event) { OverrideResourcesPanel.this.updateResources(event); } }; SVNRemoteStorage.instance().addResourceStatesListener(ResourceStatesChangedEvent.class, OverrideResourcesPanel.this.resourceStatesListener); } public void dispose() { super.dispose(); SVNRemoteStorage.instance().removeResourceStatesListener(ResourceStatesChangedEvent.class, this.resourceStatesListener); } public String getHelpId() { return "org.eclipse.team.svn.help.overrideDialogContext"; //$NON-NLS-1$ } protected BasePaneParticipant createPaneParticipant() { return new BasePaneParticipant(new ResourceScope(this.resources), this) { protected Collection<AbstractSynchronizeActionGroup> getActionGroups() { Collection<AbstractSynchronizeActionGroup> actionGroups = new ArrayList<AbstractSynchronizeActionGroup>(); actionGroups.add(new BasePaneActionGroup(this.validationManager)); return actionGroups; } }; } }