org.eclipse.jst.pagedesigner.ui.dialogfields.StyleButtonDialogField.java Source code

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Here is the source code for org.eclipse.jst.pagedesigner.ui.dialogfields.StyleButtonDialogField.java

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/*******************************************************************************
 * Copyright (c) 2006 Sybase, Inc. 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:
 *     Sybase, Inc. - initial API and implementation
 *******************************************************************************/
package org.eclipse.jst.pagedesigner.ui.dialogfields;

import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.preference.PreferenceManager;
import org.eclipse.jst.jsf.common.ui.internal.dialogfield.DialogField;
import org.eclipse.jst.jsf.common.ui.internal.dialogfield.IStringButtonAdapter;
import org.eclipse.jst.jsf.common.ui.internal.dialogfield.StringButtonDialogField;
import org.eclipse.jst.jsf.core.internal.tld.IJSFConstants;
import org.eclipse.jst.pagedesigner.commands.single.ChangeStyleCommand;
import org.eclipse.jst.pagedesigner.properties.attrgroup.IElementContextable;
import org.eclipse.jst.pagedesigner.ui.dialogs.DialogsMessages;
import org.eclipse.jst.pagedesigner.ui.dialogs.StyleDialog;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.PlatformUI;
import org.eclipse.wst.css.core.internal.provisional.document.ICSSStyleDeclaration;
import org.eclipse.wst.css.core.internal.util.declaration.CSSPropertyContext;
import org.eclipse.wst.xml.core.internal.provisional.document.IDOMElement;
import org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode;
import org.w3c.dom.css.ElementCSSInlineStyle;

/**
 * @author mengbo
 * @deprecated
 */
public class StyleButtonDialogField extends StringButtonDialogField implements IElementContextable {
    private IDOMElement _element;

    /**
     * Equivalent to StyleButtonDialogField(null)
     */
    public StyleButtonDialogField() {
        this(null);
    }

    /**
     * @param element
     */
    public StyleButtonDialogField(IDOMElement element) {
        this(null, element);
        setStringButtonAdapter(new IStringButtonAdapter() {
            public void changeControlPressed(DialogField field) {
                browseButtonPressed();
            }
        });
        setButtonLabel(DialogsMessages.getString("StyleButtonDialogField.Edit"));//$NON-NLS-1$ 
    }

    /**
     * @param adapter
     * @param element
     */
    public StyleButtonDialogField(IStringButtonAdapter adapter, IDOMElement element) {
        super(adapter);
        _element = element;
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jst.pagedesigner.properties.attrgroup.IElementContextable#setElementContext(org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode,
     *      org.eclipse.wst.xml.core.internal.provisional.document.IDOMElement)
     */
    public void setElementContext(IDOMNode ancester, IDOMElement element) {
        this._element = element;
    }

    private void browseButtonPressed() {
        if (_element instanceof ElementCSSInlineStyle) {
            ICSSStyleDeclaration styleDeclaration = (ICSSStyleDeclaration) ((ElementCSSInlineStyle) _element)
                    .getStyle();

            PreferenceManager manager = new PreferenceManager();
            Shell shell = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell();

            CSSPropertyContext context = new CSSPropertyContext(styleDeclaration);
            StyleDialog dialog = new StyleDialog(shell, manager, _element, context);
            if (dialog.open() == Dialog.OK) {
                if (!context.isModified()) {
                    return;
                }
                ChangeStyleCommand c = new ChangeStyleCommand(_element, context);
                c.execute();

                String style = (_element == null ? null : _element.getAttribute(IJSFConstants.ATTR_STYLE));
                setText(style);
            }
        }
    }
}