org.eclipse.rcptt.ui.dialogs.RemoveProjectReferencesDialog.java Source code

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Here is the source code for org.eclipse.rcptt.ui.dialogs.RemoveProjectReferencesDialog.java

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/*******************************************************************************
 * Copyright (c) 2009, 2014 Xored Software Inc and others.
 * 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:
 *     Xored Software Inc - initial API and implementation and/or initial documentation
 *******************************************************************************/
package org.eclipse.rcptt.ui.dialogs;

import java.util.List;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.emf.common.util.EList;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.dialogs.MessageDialogWithToggle;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Shell;

import org.eclipse.rcptt.core.model.IQ7NamedElement;
import org.eclipse.rcptt.core.model.ModelException;
import org.eclipse.rcptt.core.scenario.GroupContext;
import org.eclipse.rcptt.core.scenario.NamedElement;
import org.eclipse.rcptt.core.scenario.Scenario;
import org.eclipse.rcptt.internal.ui.Q7UIPlugin;
import org.eclipse.rcptt.ui.preferences.IPreferenceKeys;

public class RemoveProjectReferencesDialog extends MessageDialogWithToggle {

    private static IPreferenceStore prefStore = Q7UIPlugin.getDefault().getPreferenceStore();

    private final List<String> references;
    private final IQ7NamedElement element;

    private static RemoveProjectReferencesDialog instance;

    public static boolean open(Shell parentShell, IQ7NamedElement element, List<String> references) {
        String value = prefStore.getString(IPreferenceKeys.REMOVE_PROJECT_REFERENCES);
        if (ALWAYS.equals(value)) {
            addMissingReferences(element, references);
            return true;
        } else {
            if (instance != null && instance.getShell() != null && !instance.getShell().isDisposed()) {
                // Is still running
                return false;
            }
            instance = new RemoveProjectReferencesDialog(parentShell, element, references);
            return instance.open() == IDialogConstants.YES_ID;
        }
    }

    private RemoveProjectReferencesDialog(Shell parentShell, IQ7NamedElement element, List<String> references) {
        super(parentShell, "Project Context and Verification References", null, null, MessageDialog.NONE,
                new String[] { IDialogConstants.YES_LABEL, IDialogConstants.NO_LABEL }, 0,
                "Always remove default project context and verification references automatically.", false);
        this.element = element;
        this.references = references;
        this.message = generateMessage(references);
        setShellStyle(SWT.SHEET);
    }

    private String generateMessage(List<String> references) {
        StringBuilder label = new StringBuilder(
                "Would you like to remove default project context/verification references?\n\n");
        try {
            for (String e : references) {
                List<IQ7NamedElement> target = element.getQ7Project().find(IQ7NamedElement.class, e);
                if (target.size() == 1) {
                    label.append("    ").append(target.get(0).getNamedElement().getName()).append(" (") //$NON-NLS-1$//$NON-NLS-2$
                            .append(target.get(0).getPath()).append(")").append("\n");
                }
            }
        } catch (ModelException e) {
            Q7UIPlugin.log(e);
        }
        return label.toString();
    }

    @Override
    protected void buttonPressed(int buttonId) {
        if (buttonId == IDialogConstants.YES_ID) {
            addMissingReferences(element, references);
        }
        if (getToggleState()) {
            prefStore.setValue(IPreferenceKeys.REMOVE_PROJECT_REFERENCES, ALWAYS);
        }
        setReturnCode(buttonId);
        close();
    }

    private static void addMissingReferences(final IQ7NamedElement element, final List<String> references) {
        Job job = new Job("Fix project references") {
            @Override
            protected IStatus run(IProgressMonitor monitor) {
                try {
                    NamedElement namedElement = element.getNamedElement();
                    EList<String> contexts = null;
                    if (namedElement instanceof Scenario) {
                        contexts = ((Scenario) namedElement).getContexts();
                        ((Scenario) namedElement).getVerifications().removeAll(references);
                    }
                    if (namedElement instanceof GroupContext) {
                        contexts = ((GroupContext) namedElement).getContextReferences();
                    }

                    if (contexts != null) {
                        contexts.removeAll(references);
                    }
                } catch (CoreException e) {
                    return e.getStatus();
                }
                return Status.OK_STATUS;
            }
        };
        job.setUser(true);
        job.schedule();
    }
}