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/*******************************************************************************
* Copyright (c) 2000, 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.ui.texteditor;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.runtime.Plugin;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.resource.JFaceResources;
import org.eclipse.jface.text.PropagatingFontFieldEditor;
import org.eclipse.ui.plugin.AbstractUIPlugin;
/**
* This font field editor implements chaining between the workbench's preference
* store and a given target preference store. Any time the workbench's preference
* for the text font changes, the change is propagated to the target store.
* Propagation means that the actual text font stored in the workbench store is set as
* default text font in the target store. If the target store does not contain a value
* rather than the default text font, the new default text font is immediately effective.
*
* @see org.eclipse.jface.preference.FontFieldEditor
* @deprecated since 3.0 not longer in use, no longer supported, use a
* <code>ChainedPreferenceStore</code> to access preferences from the
* <code>org.eclipse.ui.editors</code> plug-in.
* @since 2.0
*/
public class WorkbenchChainedTextFontFieldEditor extends PropagatingFontFieldEditor {
/**
* Creates a new font field editor with the given parameters.
*
* @param name the editor's name
* @param labelText the text shown as editor description
* @param parent the editor's parent widget
*/
public WorkbenchChainedTextFontFieldEditor(String name, String labelText, Composite parent) {
super(name, labelText, parent, EditorMessages.WorkbenchChainedTextFontFieldEditor_defaultWorkbenchTextFont);
}
/**
* Starts the propagation of the text font preference set in the workbench
* to given target preference store using the given preference key.
*
* @param target the target preference store
* @param targetKey the key to be used in the target preference store
*/
public static void startPropagate(IPreferenceStore target, String targetKey) {
Plugin plugin= Platform.getPlugin("org.eclipse.ui.workbench"); //$NON-NLS-1$
if (plugin instanceof AbstractUIPlugin) {
AbstractUIPlugin uiPlugin= (AbstractUIPlugin) plugin;
IPreferenceStore store= uiPlugin.getPreferenceStore();
if (store != null)
PropagatingFontFieldEditor.startPropagate(store, JFaceResources.TEXT_FONT, target, targetKey);
}
}
}
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