org.eclipse.ui.presentations.WorkbenchPresentationFactory.java Source code

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Here is the source code for org.eclipse.ui.presentations.WorkbenchPresentationFactory.java

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/*******************************************************************************
 * Copyright (c) 2000, 2012 IBM Corporation 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:
 *     IBM Corporation - initial API and implementation
 *     EclipseSource - adaptation for RAP
 *******************************************************************************/

package org.eclipse.ui.presentations;

import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.DisposeEvent;
import org.eclipse.swt.events.DisposeListener;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.IWorkbenchPreferenceConstants;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.internal.Workbench;
import org.eclipse.ui.internal.WorkbenchPlugin;
import org.eclipse.ui.internal.preferences.IDynamicPropertyMap;
import org.eclipse.ui.internal.presentations.defaultpresentation.DefaultMultiTabListener;
import org.eclipse.ui.internal.presentations.defaultpresentation.DefaultTabFolder;
import org.eclipse.ui.internal.presentations.defaultpresentation.DefaultThemeListener;
import org.eclipse.ui.internal.presentations.defaultpresentation.EmptyTabFolder;
import org.eclipse.ui.internal.presentations.util.PresentablePartFolder;
import org.eclipse.ui.internal.presentations.util.StandardEditorSystemMenu;
import org.eclipse.ui.internal.presentations.util.StandardViewSystemMenu;
import org.eclipse.ui.internal.presentations.util.TabbedStackPresentation;

/**
 * The default presentation factory for the Workbench.
 * 
 * @since 1.0
 */
public class WorkbenchPresentationFactory extends AbstractPresentationFactory {

    // don't reset these dynamically, so just keep the information static.
    // see bug:
    // 75422 [Presentations] Switching presentation to R21 switches immediately,
    // but only partially
    private static int editorTabPosition = WorkbenchPlugin.getDefault().getPreferenceStore()
            .getInt(IWorkbenchPreferenceConstants.EDITOR_TAB_POSITION);
    private static int viewTabPosition = WorkbenchPlugin.getDefault().getPreferenceStore()
            .getInt(IWorkbenchPreferenceConstants.VIEW_TAB_POSITION);

    /* (non-Javadoc)
     * @see org.eclipse.ui.presentations.AbstractPresentationFactory#createEditorPresentation(org.eclipse.swt.widgets.Composite, org.eclipse.ui.presentations.IStackPresentationSite)
     */
    public StackPresentation createEditorPresentation(Composite parent, IStackPresentationSite site) {
        DefaultTabFolder folder = new DefaultTabFolder(parent, editorTabPosition | SWT.BORDER,
                site.supportsState(IStackPresentationSite.STATE_MINIMIZED),
                site.supportsState(IStackPresentationSite.STATE_MAXIMIZED));

        /*
         * Set the minimum characters to display, if the preference is something
         * other than the default. This is mainly intended for RCP applications
         * or for expert users (i.e., via the plug-in customization file).
         * 
         * Bug 32789.
         */
        final IPreferenceStore store = PlatformUI.getPreferenceStore();
        if (store.contains(IWorkbenchPreferenceConstants.EDITOR_MINIMUM_CHARACTERS)) {
            final int minimumCharacters = store.getInt(IWorkbenchPreferenceConstants.EDITOR_MINIMUM_CHARACTERS);
            if (minimumCharacters >= 0) {
                folder.setMinimumCharacters(minimumCharacters);
            }
        }

        PresentablePartFolder partFolder = new PresentablePartFolder(folder);

        TabbedStackPresentation result = new TabbedStackPresentation(site, partFolder,
                new StandardEditorSystemMenu(site));

        DefaultThemeListener themeListener = new DefaultThemeListener(folder, result.getTheme());
        result.getTheme().addListener(themeListener);

        // RAP [bm]: 
        if (!Workbench.getInstance().isClosing()) {
            final DefaultMultiTabListener defaultMultiTabListener = new DefaultMultiTabListener(
                    result.getApiPreferences(), IWorkbenchPreferenceConstants.SHOW_MULTIPLE_EDITOR_TABS, folder);
            result.getControl().addDisposeListener(new DisposeListener() {
                public void widgetDisposed(DisposeEvent event) {
                    defaultMultiTabListener.attach(null, IWorkbenchPreferenceConstants.SHOW_MULTIPLE_EDITOR_TABS,
                            true);
                }
            });
        }
        // RAPEND: [bm] 

        // RAP [bm]: tab style cannot change 
        //      new DefaultSimpleTabListener(result.getApiPreferences(),
        //            IWorkbenchPreferenceConstants.SHOW_TRADITIONAL_STYLE_TABS,
        //            folder);
        //      TODO: needs UISessionListener too when activated
        // RAPEND: [bm] 

        return result;
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.ui.presentations.AbstractPresentationFactory#createViewPresentation(org.eclipse.swt.widgets.Composite,
     *      org.eclipse.ui.presentations.IStackPresentationSite)
     */
    public StackPresentation createViewPresentation(Composite parent, IStackPresentationSite site) {

        DefaultTabFolder folder = new DefaultTabFolder(parent, viewTabPosition | SWT.BORDER,
                site.supportsState(IStackPresentationSite.STATE_MINIMIZED),
                site.supportsState(IStackPresentationSite.STATE_MAXIMIZED));

        final IPreferenceStore store = PlatformUI.getPreferenceStore();
        final int minimumCharacters = store.getInt(IWorkbenchPreferenceConstants.VIEW_MINIMUM_CHARACTERS);
        if (minimumCharacters >= 0) {
            folder.setMinimumCharacters(minimumCharacters);
        }

        PresentablePartFolder partFolder = new PresentablePartFolder(folder);

        folder.setUnselectedCloseVisible(false);
        folder.setUnselectedImageVisible(true);

        TabbedStackPresentation result = new TabbedStackPresentation(site, partFolder,
                new StandardViewSystemMenu(site));

        DefaultThemeListener themeListener = new DefaultThemeListener(folder, result.getTheme());
        result.getTheme().addListener(themeListener);

        // RAP [bm]: not needed as tab style does not change
        //      new DefaultSimpleTabListener(result.getApiPreferences(),
        //            IWorkbenchPreferenceConstants.SHOW_TRADITIONAL_STYLE_TABS,
        //            folder);
        // RAPEND: [bm] 

        return result;
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.ui.presentations.AbstractPresentationFactory#createStandaloneViewPresentation(org.eclipse.swt.widgets.Composite,
     *      org.eclipse.ui.presentations.IStackPresentationSite, boolean)
     */
    public StackPresentation createStandaloneViewPresentation(Composite parent, IStackPresentationSite site,
            boolean showTitle) {

        if (showTitle) {
            return createViewPresentation(parent, site);
        }
        EmptyTabFolder folder = new EmptyTabFolder(parent, true);
        TabbedStackPresentation presentation = new TabbedStackPresentation(site, folder,
                new StandardViewSystemMenu(site));

        return presentation;
    }

}