de.walware.statet.r.internal.ui.pkgmanager.SummaryPage.java Source code

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Here is the source code for de.walware.statet.r.internal.ui.pkgmanager.SummaryPage.java

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/*=============================================================================#
 # Copyright (c) 2012-2015 Stephan Wahlbrink (WalWare.de) 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:
 #     Stephan Wahlbrink - initial API and implementation
 #=============================================================================*/

package de.walware.statet.r.internal.ui.pkgmanager;

import java.util.List;

import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.jface.viewers.CellLabelProvider;
import org.eclipse.jface.viewers.ColumnPixelData;
import org.eclipse.jface.viewers.ColumnWeightData;
import org.eclipse.jface.viewers.TableViewerColumn;
import org.eclipse.jface.viewers.ViewerCell;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;

import de.walware.ecommons.ui.util.LayoutUtil;
import de.walware.ecommons.ui.util.ViewerUtil.TableComposite;

import de.walware.statet.r.core.pkgmanager.IRPkgManager;
import de.walware.statet.r.core.pkgmanager.RPkgAction;
import de.walware.statet.r.core.pkgmanager.RPkgResolver;
import de.walware.statet.r.core.pkgmanager.RRepo;
import de.walware.statet.r.ui.REnvLabelProvider;

abstract class SummaryPage extends WizardPage {

    private final IRPkgManager.Ext fPkgManager;
    private final RPkgResolver fResolver;

    private TableComposite fTable;

    public SummaryPage(final IRPkgManager.Ext pkgManager, final RPkgResolver resolver, final String title) {
        super("InstallPkgsSummaryPage"); //$NON-NLS-1$
        fPkgManager = pkgManager;
        fResolver = resolver;

        setTitle(title);
        setDescription("Summary packages to install/update.");
    }

    @Override
    public void createControl(final Composite parent) {
        initializeDialogUnits(parent);

        final Composite composite = new Composite(parent, SWT.NONE);
        composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
        composite.setLayout(LayoutUtil.createContentGrid(1));

        {
            final Label label = new Label(composite, SWT.NONE);
            label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
            label.setText("Packages to install:");
        }

        fTable = new TableComposite(composite,
                SWT.BORDER | SWT.V_SCROLL | SWT.MULTI | SWT.FULL_SELECTION | SWT.VIRTUAL);
        fTable.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
        fTable.viewer.setContentProvider(ArrayContentProvider.getInstance());
        {
            final TableViewerColumn column = fTable.addColumn("Name", SWT.LEFT, new ColumnWeightData(60, true));
            column.setLabelProvider(new CellLabelProvider() {
                @Override
                public void update(final ViewerCell cell) {
                    final RPkgAction action = (RPkgAction) cell.getElement();
                    cell.setText(action.getPkg().getName());
                }
            });
        }
        {
            final TableViewerColumn column = fTable.addColumn("", SWT.LEFT,
                    new ColumnPixelData(LayoutUtil.hintColWidth(fTable.table, 10), true, true));
            column.setLabelProvider(new CellLabelProvider() {
                @Override
                public void update(final ViewerCell cell) {
                    final RPkgAction action = (RPkgAction) cell.getElement();
                    cell.setText(fResolver.getReason(action.getPkg()));
                }
            });
        }
        {
            final TableViewerColumn column = fTable.addColumn("Version", SWT.LEFT,
                    new ColumnPixelData(LayoutUtil.hintColWidth(fTable.table, 10), true, true));
            column.setLabelProvider(new CellLabelProvider() {
                @Override
                public void update(final ViewerCell cell) {
                    final RPkgAction action = (RPkgAction) cell.getElement();
                    cell.setText(action.getPkg().getVersion().toString());
                }
            });
        }
        {
            final TableViewerColumn column = fTable.addColumn("From", SWT.LEFT, new ColumnWeightData(40, true));
            column.setLabelProvider(new CellLabelProvider() {
                @Override
                public void update(final ViewerCell cell) {
                    final RPkgAction action = (RPkgAction) cell.getElement();
                    final RRepo repo = fPkgManager.getRepo(action.getRepoId());
                    if (repo.getPkgType() != null) {
                        final StringBuilder sb = new StringBuilder(repo.getName());
                        sb.append(" (");
                        sb.append(repo.getPkgType().getLabel());
                        sb.append(")");
                        cell.setText(sb.toString());
                    } else {
                        cell.setText(repo.getName());
                    }
                }
            });
        }
        {
            final TableViewerColumn column = fTable.addColumn("To", SWT.LEFT, new ColumnWeightData(40, true));
            column.setLabelProvider(new CellLabelProvider() {
                @Override
                public void update(final ViewerCell cell) {
                    cell.setText(
                            REnvLabelProvider.getSafeLabel(((RPkgAction) cell.getElement()).getLibraryLocation()));
                }
            });
        }
        fTable.table.setHeaderVisible(true);
        fTable.table.setLinesVisible(true);

        Dialog.applyDialogFont(composite);
        setControl(composite);
    }

    @Override
    public void setVisible(final boolean visible) {
        super.setVisible(visible);
        if (visible) {
            updateInput();
        }
    }

    public abstract void updateInput();

    protected void setActions(final List<? extends RPkgAction> list) {
        fTable.viewer.setInput(list);
    }

}