com.aptana.editor.common.scripting.commands.EnvironmentDialog.java Source code

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Here is the source code for com.aptana.editor.common.scripting.commands.EnvironmentDialog.java

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/**
 * Aptana Studio
 * Copyright (c) 2005-2011 by Appcelerator, Inc. All Rights Reserved.
 * Licensed under the terms of the GNU Public License (GPL) v3 (with exceptions).
 * Please see the license.html included with this distribution for details.
 * Any modifications to this file must keep this entire header intact.
 */
package com.aptana.editor.common.scripting.commands;

import java.util.Map;
import java.util.TreeMap;

import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
import org.eclipse.swt.widgets.TableItem;

class EnvironmentDialog extends Dialog {

    private Map<String, String> environment;

    private Color oddRowColor;

    protected EnvironmentDialog(Shell shell, Map<String, String> environment) {
        super(shell);
        this.environment = new TreeMap<String, String>();
        this.environment.putAll(environment);
        this.environment.putAll(new ProcessBuilder("").environment()); //$NON-NLS-1$
    }

    @Override
    public boolean close() {
        boolean close = super.close();
        if (oddRowColor != null) {
            oddRowColor.dispose();
            oddRowColor = null;
        }
        return close;
    }

    @Override
    protected boolean isResizable() {
        return true;
    }

    @Override
    protected Control createDialogArea(Composite parent) {
        Composite composite = (Composite) super.createDialogArea(parent);
        composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
        composite.setLayout(new FillLayout());

        Table table = new Table(composite, SWT.BORDER | SWT.FULL_SELECTION | SWT.HIDE_SELECTION);
        TableColumn nameColumn = new TableColumn(table, SWT.NONE);
        TableColumn valueColumn = new TableColumn(table, SWT.NONE);
        TableItem item;

        for (String name : environment.keySet()) {
            String value = environment.get(name);
            item = new TableItem(table, SWT.NONE);
            item.setText(new String[] { name, value });
        }

        table.setSelection(0);
        table.deselectAll();

        if (oddRowColor == null) {
            oddRowColor = new Color(parent.getDisplay(), 240, 240, 250);
        }
        TableItem[] items = table.getItems();
        for (int i = 0; i < items.length; i++) {
            if (i % 2 == 0) {
                items[i].setBackground(oddRowColor);
            }
        }

        nameColumn.pack();
        valueColumn.pack();

        return composite;
    }
}