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/*******************************************************************************
* Copyright (c) 2010 Sonatype, Inc.
* 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:
* Sonatype, Inc. - initial API and implementation
*******************************************************************************/
package org.eclipse.m2e.refactoring.exclude;
import org.apache.maven.project.MavenProject;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.ltk.ui.refactoring.UserInputWizardPage;
import org.eclipse.m2e.core.project.IMavenProjectFacade;
import org.eclipse.m2e.core.ui.internal.components.PomHierarchyComposite;
import org.eclipse.m2e.refactoring.Messages;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CLabel;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
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.Display;
import org.eclipse.swt.widgets.Label;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.PlatformUI;
public class ExcludeWizardPage extends UserInputWizardPage implements SelectionListener, ISelectionChangedListener {
private PomHierarchyComposite pomHierarchy;
private Button currentPom;
private Button hierarchy;
private IMavenProjectFacade facade;
private CLabel status;
protected ExcludeWizardPage(IMavenProjectFacade facade) {
super(Messages.ExcludeWizardPage_title);
this.facade = facade;
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
*/
public void createControl(Composite parent) {
Composite composite = new Composite(parent, SWT.NULL);
setControl(composite);
composite.setLayout(new GridLayout(1, false));
Label label = new Label(composite, SWT.NONE);
label.setLayoutData(new GridData(SWT.LEFT, SWT.TOP, true, false));
label.setText(Messages.ExcludeWizardPage_location);
currentPom = new Button(composite, SWT.RADIO);
GridData gd_currentPom = new GridData(SWT.LEFT, SWT.CENTER, false, false, 1, 1);
gd_currentPom.horizontalIndent = 15;
currentPom.setLayoutData(gd_currentPom);
currentPom.setText(facade.getArtifactKey().toString());
currentPom.setSelection(true);
currentPom.addSelectionListener(this);
hierarchy = new Button(composite, SWT.RADIO);
GridData gd_hierarchy = new GridData(SWT.LEFT, SWT.TOP, false, false);
gd_hierarchy.horizontalIndent = 15;
hierarchy.setLayoutData(gd_hierarchy);
hierarchy.setText(Messages.ExcludeWizardPage_selectFromHierarchy);
hierarchy.addSelectionListener(this);
pomHierarchy = new PomHierarchyComposite(composite, SWT.BORDER);
GridData gd_pomHierarchy = new GridData(SWT.FILL, SWT.FILL, true, true);
gd_pomHierarchy.horizontalIndent = 35;
pomHierarchy.setLayoutData(gd_pomHierarchy);
pomHierarchy.setEnabled(false);
pomHierarchy.addSelectionChangedListener(this);
status = new CLabel(composite, SWT.WRAP);
status.setLayoutData(new GridData(SWT.FILL, SWT.BOTTOM, true, false));
Display.getCurrent().asyncExec(new Runnable() {
public void run() {
pomHierarchy.computeHeirarchy(facade, getContainer());
((ExcludeArtifactRefactoring) getRefactoring()).setHierarchy(pomHierarchy.getHierarchy());
}
});
}
/* (non-Javadoc)
* @see org.eclipse.swt.events.SelectionListener#widgetSelected(org.eclipse.swt.events.SelectionEvent)
*/
public void widgetSelected(SelectionEvent e) {
if(e.getSource() == currentPom) {
pomHierarchy.setEnabled(false);
} else if(e.getSource() == hierarchy) {
pomHierarchy.setEnabled(true);
}
updateState();
}
/* (non-Javadoc)
* @see org.eclipse.swt.events.SelectionListener#widgetDefaultSelected(org.eclipse.swt.events.SelectionEvent)
*/
public void widgetDefaultSelected(SelectionEvent e) {
}
private void setStatus(String msg) {
if(msg == null) {
status.setImage(null);
status.setText(""); //$NON-NLS-1$
} else {
status.setText(msg);
status.setImage(PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJS_ERROR_TSK));
}
}
private void updateState() {
ExcludeArtifactRefactoring refactoring = (ExcludeArtifactRefactoring) getRefactoring();
if (hierarchy.getSelection()) {
MavenProject project = pomHierarchy.fromSelection();
updateStatusBar(project);
refactoring.setExclusionPoint(project);
} else {
updateStatusBar(facade.getMavenProject());
refactoring.setExclusionPoint(facade.getMavenProject());
}
}
private void updateStatusBar(MavenProject project) {
if(project == null) {
setStatus(Messages.ExcludeWizardPage_errorSelectPom);
setPageComplete(false);
} else if(project.getFile() == null) {
setStatus(Messages.ExcludeWizardPage_errorNonWorkspacePom);
setPageComplete(false);
} else if((project = isAboveDependencyManagement(project)) != null) {
setStatus(NLS.bind(Messages.ExcludeWizardPage_dependenciesManagedIn,
toString(project)));
setPageComplete(false);
} else {
setStatus(null);
setPageComplete(true);
}
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ISelectionChangedListener#selectionChanged(org.eclipse.jface.viewers.SelectionChangedEvent)
*/
public void selectionChanged(SelectionChangedEvent event) {
updateState();
}
private MavenProject isAboveDependencyManagement(MavenProject project) {
for(MavenProject cProject : pomHierarchy.getHierarchy()) {
if(project == cProject) {
return null;
} else if(cProject.getOriginalModel().getDependencyManagement() != null
&& !cProject.getOriginalModel().getDependencyManagement().getDependencies().isEmpty()) {
return cProject;
}
}
return null;
}
private static String toString(MavenProject project) {
return NLS.bind("{0}:{1}:{2}", new String[] {project.getGroupId(), project.getArtifactId(), project.getVersion()}); //$NON-NLS-1$
}
}
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