org.eclipse.oomph.setup.presentation.AbstractTableAction.java Source code

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Here is the source code for org.eclipse.oomph.setup.presentation.AbstractTableAction.java

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/*
 * Copyright (c) 2014, 2015 Eike Stepper (Berlin, Germany) 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:
 *    Eike Stepper - initial API and implementation
 */
package org.eclipse.oomph.setup.presentation;

import org.eclipse.oomph.ui.ErrorDialog;
import org.eclipse.oomph.ui.UIUtil;
import org.eclipse.oomph.util.IOUtil;
import org.eclipse.oomph.util.OS;

import org.eclipse.jface.action.Action;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.swt.SWT;
import org.eclipse.swt.browser.Browser;
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.ui.IWorkbenchPart;

import java.io.File;

/**
 * @author Eike Stepper
 */
public abstract class AbstractTableAction extends Action {
    private IWorkbenchPart part;

    public AbstractTableAction(String text) {
        super(text);
    }

    public void setActivePart(IWorkbenchPart part) {
        this.part = part;
    }

    @Override
    public void run() {
        if (UIUtil.isBrowserAvailable()) {
            Dialog dialog = new CommandTableDialog(part.getSite().getShell());
            dialog.open();
        } else {
            try {
                String html = renderHTML();
                File tempFile = File.createTempFile("table", ".html");
                IOUtil.writeUTF8(tempFile, html);
                OS.INSTANCE.openSystemBrowser(tempFile.toURI().toString());
            } catch (Exception ex) {
                ErrorDialog.open(ex);
            }
        }
    }

    protected abstract String renderHTML();

    /**
     * @author Eike Stepper
     */
    private final class CommandTableDialog extends Dialog {
        public CommandTableDialog(Shell parentShell) {
            super(parentShell);
            setShellStyle(getShellStyle() ^ SWT.APPLICATION_MODAL | SWT.MODELESS | SWT.RESIZE | SWT.MIN | SWT.MAX
                    | SWT.DIALOG_TRIM);
            setBlockOnOpen(false);
        }

        @Override
        protected Control createDialogArea(Composite parent) {
            getShell().setText(getText());

            String html = renderHTML();

            Browser browser = new Browser(parent, SWT.NONE);
            browser.setText(html);

            GridData layoutData = new GridData(GridData.FILL_BOTH);
            layoutData.heightHint = 800;
            layoutData.widthHint = 1000;
            browser.setLayoutData(layoutData);

            applyDialogFont(browser);

            return browser;
        }

        @Override
        protected Control createButtonBar(Composite parent) {
            return null;
        }
    }
}