org.eclipse.team.internal.ui.wizards.PatchInaccessibleProjectsPage.java Source code

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Here is the source code for org.eclipse.team.internal.ui.wizards.PatchInaccessibleProjectsPage.java

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/*******************************************************************************
 * Copyright (c) 2010 IBM Corporation 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:
 *    IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.team.internal.ui.wizards;

import java.util.ArrayList;
import java.util.List;

import org.eclipse.compare.internal.core.patch.DiffProject;
import org.eclipse.compare.internal.patch.WorkspacePatcher;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.jface.viewers.*;
import org.eclipse.jface.wizard.IWizardPage;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.*;
import org.eclipse.team.internal.ui.TeamUIMessages;
import org.eclipse.ui.model.WorkbenchLabelProvider;
import org.eclipse.ui.views.navigator.ResourceComparator;

public class PatchInaccessibleProjectsPage extends WizardPage {

    private CheckboxTableViewer checkList;
    private Button checkAllButton;
    private Button uncheckAllButton;

    private WorkspacePatcher fPatcher;

    public final static String PATCH_INACCESSIBLE_PROJECTS_NAME = "PatchInaccessibleProjectsPage"; //$NON-NLS-1$

    public PatchInaccessibleProjectsPage(WorkspacePatcher patcher) {
        super(PATCH_INACCESSIBLE_PROJECTS_NAME, TeamUIMessages.PatchInaccessibleProjectsPage_title, null);
        setMessage(TeamUIMessages.PatchInaccessibleProjectsPage_message);
        fPatcher = patcher;
    }

    public void createControl(Composite parent) {
        initializeDialogUnits(parent);

        Composite composite = new Composite(parent, SWT.NULL);
        composite.setLayout(new GridLayout(3, false));
        composite.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_FILL | GridData.HORIZONTAL_ALIGN_FILL));
        setControl(composite);
        Font parentFont = composite.getFont();

        checkList = CheckboxTableViewer.newCheckList(composite, SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
        checkList.setContentProvider(new ArrayContentProvider());
        checkList.setLabelProvider(new WorkbenchLabelProvider() {
            public Color getForeground(Object element) {
                if (element instanceof IProject && !((IProject) element).exists())
                    return Display.getCurrent().getSystemColor(SWT.COLOR_WIDGET_NORMAL_SHADOW);
                return super.getForeground(element);
            }

            protected String decorateText(String input, Object element) {
                if (element instanceof IProject && !((IProject) element).exists())
                    return input + NLS
                            .bind(TeamUIMessages.PatchInaccessibleProjectsPage_projectDoesNotExistInWorkspace, ""); //$NON-NLS-1$
                return input;
            }
        });
        checkList.addCheckStateListener(new ICheckStateListener() {
            public void checkStateChanged(CheckStateChangedEvent event) {
                IProject project = (IProject) event.getElement();
                if (event.getChecked() && !project.exists())
                    checkList.setChecked(project, false);
            }
        });
        checkList.setComparator(new ResourceComparator(ResourceComparator.NAME));

        Table table = checkList.getTable();
        GridData data = new GridData(GridData.VERTICAL_ALIGN_FILL | GridData.HORIZONTAL_ALIGN_FILL);
        data.horizontalSpan = 3;
        data.grabExcessHorizontalSpace = true;
        data.grabExcessVerticalSpace = true;
        table.setLayoutData(data);

        checkAllButton = new Button(composite, SWT.NONE);
        checkAllButton.setText(TeamUIMessages.PatchInaccessibleProjectsPage_selectExisting);
        checkAllButton.addSelectionListener(new SelectionAdapter() {
            public void widgetSelected(SelectionEvent e) {
                setAllChecked(true);
            }
        });
        checkAllButton.setFont(parentFont);
        setButtonLayoutData(checkAllButton);

        uncheckAllButton = new Button(composite, SWT.NONE);
        uncheckAllButton.setText(TeamUIMessages.PatchInaccessibleProjectsPage_deselectAll);
        uncheckAllButton.addSelectionListener(new SelectionAdapter() {
            public void widgetSelected(SelectionEvent e) {
                setAllChecked(false);
            }
        });
        uncheckAllButton.setFont(parentFont);
        setButtonLayoutData(uncheckAllButton);

        updateControls();
    }

    private void updateControls() {
        DiffProject[] diffProjects = fPatcher.getDiffProjects();
        List projects = new ArrayList();
        if (diffProjects != null) {
            for (int i = 0; i < diffProjects.length; i++) {
                IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(diffProjects[i].getName());
                if (!project.isAccessible())
                    projects.add(project);
            }
        }
        checkList.setInput(projects.toArray(new IProject[] {}));
    }

    public void setVisible(boolean visible) {
        super.setVisible(visible);
        if (visible)
            updateControls();
    }

    public IWizardPage getNextPage() {
        // Skipping the patch parsed page in case this one is displayed
        Control control = getControl();
        if (control != null && control.isVisible())
            return null;
        return super.getNextPage();
    }

    public IProject[] getSelectedProjects() {
        Object elements[] = checkList.getCheckedElements();
        List projects = new ArrayList();
        for (int i = 0; i < elements.length; i++)
            projects.add(elements[i]);
        return (IProject[]) projects.toArray(new IProject[] {});
    }

    private void setAllChecked(boolean checked) {
        int count = checkList.getTable().getItemCount();
        for (int i = 0; i < count; i++) {
            IProject project = (IProject) checkList.getElementAt(i);
            if (project.exists())
                checkList.setChecked(project, checked);
        }
    }

}