org.eclipse.help.ui.internal.ShowCapabilitiesPreferenceAction.java Source code

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Here is the source code for org.eclipse.help.ui.internal.ShowCapabilitiesPreferenceAction.java

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/*******************************************************************************
 * Copyright (c) 2005 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
 *******************************************************************************/
package org.eclipse.help.ui.internal;

import org.eclipse.core.runtime.Platform;
import org.eclipse.help.ILiveHelpAction;
import org.eclipse.jface.preference.PreferenceDialog;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.dialogs.PreferencesUtil;

public class ShowCapabilitiesPreferenceAction implements ILiveHelpAction {
    private boolean narrow;

    public void setInitializationString(String data) {
        if (data != null && data.equals("narrow")) //$NON-NLS-1$
            narrow = true;
    }

    public void run() {
        final Display display = PlatformUI.getWorkbench().getDisplay();
        display.syncExec(new Runnable() {
            public void run() {
                Shell windowShell = null;
                if (!narrow) {
                    Shell[] shells = display.getShells();
                    for (int i = 0; i < shells.length; i++) {
                        Object data = shells[i].getData();
                        if (data != null && data instanceof IWorkbenchWindow) {
                            windowShell = shells[i];
                            break;
                        }
                    }
                }
                if (windowShell != null) {
                    windowShell.forceActive();
                    if (Platform.getWS().equals(Platform.WS_WIN32)) {
                        // feature in Windows. Without this code,
                        // the window will only flash in the launch bar.
                        windowShell.setVisible(false);
                        windowShell.setMinimized(true);
                        windowShell.setVisible(true);
                        windowShell.setMinimized(false);
                    }
                }
                PreferenceDialog dialog = PreferencesUtil.createPreferenceDialogOn(windowShell,
                        getCapabilityPageId(), null, null);
                dialog.open();
            }
        });
    }

    private String getCapabilityPageId() {
        return "org.eclipse.sdk.capabilities"; //$NON-NLS-1$
    }
}