com.liferay.ide.sdk.ui.SDKsPreferencePage.java Source code

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Here is the source code for com.liferay.ide.sdk.ui.SDKsPreferencePage.java

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/*******************************************************************************
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 *
 *******************************************************************************/

package com.liferay.ide.sdk.ui;

import com.liferay.ide.core.util.CoreUtil;
import com.liferay.ide.sdk.core.SDK;
import com.liferay.ide.sdk.core.SDKManager;
import com.liferay.ide.ui.util.SWTUtil;

import org.eclipse.core.runtime.preferences.DefaultScope;
import org.eclipse.core.runtime.preferences.InstanceScope;
import org.eclipse.jface.dialogs.IMessageProvider;
import org.eclipse.jface.dialogs.MessageDialogWithToggle;
import org.eclipse.jface.preference.FieldEditor;
import org.eclipse.jface.preference.FieldEditorPreferencePage;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.preference.RadioGroupFieldEditor;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPreferencePage;
import org.eclipse.ui.preferences.ScopedPreferenceStore;

/**
 * @author Greg Amerson
 */
public class SDKsPreferencePage extends FieldEditorPreferencePage implements IWorkbenchPreferencePage {

    public static final String ID = "com.liferay.ide.sdk.preferences.installedSDKs"; //$NON-NLS-1$

    private Composite parent;

    protected InstalledSDKsCompostite installedSDKsComposite;

    private ScopedPreferenceStore prefStore;

    public SDKsPreferencePage() {
        setImageDescriptor(SDKUIPlugin.imageDescriptorFromPlugin(SDKUIPlugin.PLUGIN_ID, "/icons/e16/sdk.png")); //$NON-NLS-1$
    }

    @Override
    @SuppressWarnings("deprecation")
    public IPreferenceStore getPreferenceStore() {
        if (prefStore == null) {
            prefStore = new ScopedPreferenceStore(new InstanceScope(), SDKUIPlugin.PREFERENCES_ID);
            String defaultValue = new DefaultScope().getNode(SDKUIPlugin.PLUGIN_ID)
                    .get(SDKUIPlugin.PREF_KEY_OVERWRITE_USER_BUILD_FILE, "always"); //$NON-NLS-1$
            prefStore.setDefault(SDKUIPlugin.PREF_KEY_OVERWRITE_USER_BUILD_FILE, defaultValue);
        }

        return prefStore;
    }

    public void init(IWorkbench workbench) {
        noDefaultAndApplyButton();
    }

    @Override
    public boolean isValid() {
        return this.installedSDKsComposite != null && (this.installedSDKsComposite.getSDKs().length == 0
                || this.installedSDKsComposite.getDefaultSDK() != null);
    }

    @Override
    public boolean performOk() {
        super.performOk();

        if (isValid()) {
            SDK[] sdks = installedSDKsComposite.getSDKs();

            if (CoreUtil.isNullOrEmpty(sdks)) {
                SDKManager.getInstance().clearSDKs();
            } else {
                SDKManager.getInstance().setSDKs(sdks);
            }

            return true;
        } else {
            setMessage(Msgs.haveOneSDK, IMessageProvider.ERROR);

            return false;
        }
    }

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

        this.parent = parent;

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

        SWTUtil.createWrapLabel(parent, Msgs.addRemoveEditSDKDefinitionsLabel, 1, 100);

        SWTUtil.createVerticalSpacer(parent, 1, 1);

        installedSDKsComposite = new InstalledSDKsCompostite(parent, SWT.NONE);
        installedSDKsComposite.setPreferencePage(this);

        GridData data = new GridData(GridData.FILL_BOTH);
        data.horizontalSpan = 1;

        installedSDKsComposite.setLayoutData(data);

        createFieldEditors();

        initialize();
        checkState();

        return parent;
    }

    @Override
    public void applyData(Object data) {
        if ("new".equals(data)) //$NON-NLS-1$
        {
            this.getShell().getDisplay().asyncExec(new Runnable() {
                public void run() {
                    installedSDKsComposite.addSDK();
                }
            });
        }
    }

    @Override
    protected void createFieldEditors() {
        FieldEditor edit = new RadioGroupFieldEditor(SDKUIPlugin.PREF_KEY_OVERWRITE_USER_BUILD_FILE,
                NLS.bind(Msgs.updateProperties, System.getProperty("user.name")), //$NON-NLS-1$
                3, new String[][] { { Msgs.always, MessageDialogWithToggle.ALWAYS },
                        { Msgs.never, MessageDialogWithToggle.NEVER } },
                parent, true);
        edit.setPreferenceStore(getPreferenceStore());
        addField(edit);
    }

    @Override
    protected void performDefaults() {
        if (installedSDKsComposite != null && !installedSDKsComposite.isDisposed()) {
            installedSDKsComposite.setSDKs(SDKManager.getInstance().getSDKs());
        }

        getPreferenceStore().setValue(MessageDialogWithToggle.PROMPT,
                SDKUIPlugin.PREF_KEY_OVERWRITE_USER_BUILD_FILE);
    }

    private static class Msgs extends NLS {
        public static String addRemoveEditSDKDefinitionsLabel;
        public static String always;
        public static String haveOneSDK;
        public static String never;
        //        public static String prompt;
        public static String updateProperties;

        static {
            initializeMessages(SDKsPreferencePage.class.getName(), Msgs.class);
        }
    }
}