fr.opensagres.nosql.ide.ui.internal.preferences.ServerRuntimePreferencePage.java Source code

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Here is the source code for fr.opensagres.nosql.ide.ui.internal.preferences.ServerRuntimePreferencePage.java

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/*******************************************************************************
 * Copyright (c) 2010 Angelo ZERR.
 * 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:      
 *     Angelo Zerr <angelo.zerr@gmail.com> - initial API and implementation
 *******************************************************************************/
package fr.opensagres.nosql.ide.ui.internal.preferences;

import org.eclipse.jface.preference.PreferencePage;
import org.eclipse.jface.viewers.ComboViewer;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPreferencePage;

import fr.opensagres.nosql.ide.core.IServerRuntimeManager;
import fr.opensagres.nosql.ide.core.Platform;
import fr.opensagres.nosql.ide.core.model.IServerRuntime;
import fr.opensagres.nosql.ide.ui.internal.Activator;
import fr.opensagres.nosql.ide.ui.internal.Messages;
import fr.opensagres.nosql.ide.ui.viewers.ServerTypeContentProvider;
import fr.opensagres.nosql.ide.ui.viewers.ServerTypeLabelProvider;

public class ServerRuntimePreferencePage extends PreferencePage implements IWorkbenchPreferencePage {

    private InstalledRuntimesBlock runtimesBlock;

    public ServerRuntimePreferencePage() {
        super();
        // only used when page is shown programatically
        setTitle(Messages.ServerRuntimePreferencePage_title);
        setDescription(Messages.ServerRuntimePreferencePage_desc);
    }

    public void init(IWorkbench workbench) {
        setPreferenceStore(Activator.getDefault().getPreferenceStore());
    }

    @Override
    protected Control createContents(Composite parent) {
        initializeDialogUnits(parent);

        noDefaultAndApplyButton();

        GridLayout layout = new GridLayout();
        layout.numColumns = 1;
        layout.marginHeight = 0;
        layout.marginWidth = 0;
        parent.setLayout(layout);

        runtimesBlock = new InstalledRuntimesBlock();
        runtimesBlock.createControl(parent);
        Control control = runtimesBlock.getControl();
        GridData data = new GridData(GridData.FILL_BOTH);
        data.horizontalSpan = 1;
        control.setLayoutData(data);

        // TODO PlatformUI.getWorkbench().getHelpSystem().setHelp...

        initDefaultInstall();
        runtimesBlock.addSelectionChangedListener(new ISelectionChangedListener() {
            public void selectionChanged(SelectionChangedEvent event) {
                IServerRuntime runtime = getCurrentDefaultRuntime();
                if (runtime == null) {
                    setValid(false);
                    // setErrorMessage(Messages.MongoRuntimePreferencePage_2);
                } else {
                    setValid(true);
                    setErrorMessage(null);
                }
            }
        });
        applyDialogFont(parent);
        return parent;
    }

    @Override
    public boolean performOk() {
        try {
            IServerRuntimeManager manager = Platform.getServerRuntimeManager();
            manager.setRuntimes(runtimesBlock.getRuntimes());
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }

        // MongoRuntime runtimeType = getCurrentDefaultRuntime();
        // if (runtimeType == null) {
        // setErrorMessage("Please select a XPath runtime");
        // return false;
        // }
        // runtimesBlock.saveColumnSettings();
        // MongoRuntimeManager.getDefault().setDefaultRuntime(runtimeType);
    }

    private void initDefaultInstall() {
        // MongoRuntime runtimeType = MongoRuntimeManager.getDefault()
        // .getDefaultRuntime();
        // verifyDefaultVM(runtimeType);

        // IXPathEvaluatorType realDefault = JAXPRuntime.getDefaultRuntime();
        // if (realDefault != null) {
        // IXPathEvaluatorType[] installs = runtimesBlock.getRuntimes();
        // for (IXPathEvaluatorType fakeInstall : installs) {
        // if (fakeInstall.getId().equals(realDefault.getId())) {
        // verifyDefaultVM(fakeInstall);
        // break;
        // }
        // }
        // }
    }

    private IServerRuntime getCurrentDefaultRuntime() {
        return runtimesBlock.getCheckedInstall();
    }

}