AddRedCoreThemeToViewCallbacks.java

/**
 * Copyright (c) 2005-2011 by Appcelerator, Inc. All Rights Reserved.
 * Licensed under the terms of the Eclipse Public License (EPL).
 * Please see the license.txt included with this distribution for details.
 * Any modifications to this file must keep this entire header intact.
 */
package org.python.pydev.red_core;

import org.eclipse.core.runtime.IStatus;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.swt.widgets.Control;
import org.python.pydev.core.callbacks.ICallbackListener;
import org.python.pydev.core.log.Log;

import com.aptana.theme.ThemePlugin;

/**
 * Used to create the callbacks that will add the theming to the pydev views.
 */
@SuppressWarnings("rawtypes")
public class AddRedCoreThemeToViewCallbacks {

    public final ICallbackListener onControlDisposed;
    public final ICallbackListener onControlCreated;

    public AddRedCoreThemeToViewCallbacks() {
        onControlDisposed = new ICallbackListener() {

            public Object call(Object obj) {
                try {
                    if (obj instanceof Viewer) {
                        ThemePlugin.getDefault().getControlThemerFactory().dispose((Viewer) obj);

                    } else if (obj instanceof Control) {
                        ThemePlugin.getDefault().getControlThemerFactory().dispose((Control) obj);

                    } else {
                        Log.log("Cannot handle: " + obj);
                    }
                } catch (Throwable e) {
                    Log.log(IStatus.ERROR,
                            "Unable to dispose properly. Probably using incompatible version of Aptana Studio", e);
                }
                return null;
            }
        };

        onControlCreated = new ICallbackListener() {

            public Object call(Object obj) {
                if (obj instanceof Viewer) {
                    Viewer viewer = (Viewer) obj;
                    try {
                        ThemePlugin.getDefault().getControlThemerFactory().apply(viewer);
                    } catch (Throwable e) {
                        Log.log(IStatus.ERROR,
                                "Unable to apply theme. Probably using incompatible version of Aptana Studio", e);
                    }

                } else if (obj instanceof Control) {
                    Control control = (Control) obj;
                    try {
                        ThemePlugin.getDefault().getControlThemerFactory().apply(control);
                    } catch (Throwable e) {
                        Log.log(IStatus.ERROR,
                                "Unable to apply theme. Probably using incompatible version of Aptana Studio", e);
                    }

                } else {
                    Log.log("Cannot handle: " + obj);
                }

                return null;
            }
        };
    }
}