de.jcup.egradle.eclipse.ide.MissingRootProjectDialog.java Source code

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Here is the source code for de.jcup.egradle.eclipse.ide.MissingRootProjectDialog.java

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/*
 * Copyright 2017 Albert Tregnaghi
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 */
package de.jcup.egradle.eclipse.ide;

import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.layout.GridDataFactory;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Link;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.PlatformUI;

import de.jcup.egradle.eclipse.util.EclipseUtil;

public class MissingRootProjectDialog extends MessageDialog {

    private static final String DE_JCUP_EGRADLE_ECLIPSE_PLUGIN_MAIN = "/de.jcup.egradle.eclipse.plugin.main/";
    private String detailmessage;

    public MissingRootProjectDialog(Shell parentShell, String detailmessage) {
        super(parentShell, "EGradle root project missing", null, detailmessage, MessageDialog.ERROR, 0);
        this.detailmessage = detailmessage;
    }

    @Override
    protected Control createMessageArea(Composite composite) {
        Image image = getImage();
        if (image != null) {
            imageLabel = new Label(composite, SWT.NULL);
            image.setBackground(imageLabel.getBackground());
            imageLabel.setImage(image);
            GridDataFactory.fillDefaults().align(SWT.CENTER, SWT.BEGINNING).applyTo(imageLabel);
        }
        if (message != null) {
            Link link = new Link(composite, getMessageLabelStyle());
            StringBuilder sb = new StringBuilder();
            sb.append(detailmessage);
            sb.append("\n\n");
            sb.append("You can do following:\n\n");
            sb.append("- For existing projects execute <a>Change EGradle root project</a>\n");
            sb.append("- When project not in workspace use <a>EGradle import wizard</a>\n");
            sb.append("- Or define root project path in <a>gradle setup preferences</a>\n");
            link.setText(sb.toString());
            link.addSelectionListener(new SelectionAdapter() {
                @Override
                public void widgetSelected(SelectionEvent e) {
                    if ("Change EGradle root project".equals(e.text)) {
                        showInHelp("html/user_guide/setup.html#change_rootproject_by_contextmenu");
                    } else if ("EGradle import wizard".equals(e.text)) {
                        showInHelp("html/user_guide/import.html#import_by_importer");
                    } else {
                        IDEUtil.openGradleSetupPage();
                    }
                    close();
                }

            });
            GridDataFactory.fillDefaults().align(SWT.FILL, SWT.BEGINNING).grab(true, false)
                    .hint(convertHorizontalDLUsToPixels(IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH), SWT.DEFAULT)
                    .applyTo(link);
        }
        return composite;
    }

    private void showInHelp(String target) {
        EclipseUtil.safeAsyncExec(new Runnable() {

            @Override
            public void run() {
                String href = DE_JCUP_EGRADLE_ECLIPSE_PLUGIN_MAIN + target;
                PlatformUI.getWorkbench().getHelpSystem().displayHelpResource(href);

            }
        });
    }
}