/**
* Copyright 2008 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package org.waveprotocol.wave.client.editor.selection.html;
import com.google.gwt.dom.client.Node;
import org.waveprotocol.wave.model.document.util.FocusedPointRange;
import org.waveprotocol.wave.model.document.util.PointRange;
/**
* Simple interface for getting the html selection. Should use this where
* possible instead of Selection.get() because some implementations might want
* to do things like return null if the selection is not inside the editor's div
*
* @author danilatos@google.com (Daniel Danilatos)
*/
public interface HtmlSelectionHelper {
/**
* @return Current html selection, or null if none or invalid
*/
FocusedPointRange<Node> getHtmlSelection();
/**
* Same as {@link #getHtmlSelection()}, but as an ordered range
*/
PointRange<Node> getOrderedHtmlSelection();
}