/**
* Copyright 2009 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.event;
import org.waveprotocol.wave.client.common.util.SignalEvent;
import org.waveprotocol.wave.client.editor.content.ContentNode;
import org.waveprotocol.wave.client.editor.content.ContentRange;
import org.waveprotocol.wave.model.document.util.Point;
/**
* Higher-level handler for editor events.
*
* An application can implement this interface for custom handling of behaviour.
*
*/
public interface EditorEventsSubHandler {
/**
* Handler for commands that affect the current block
*/
public boolean handleBlockLevelCommands(EditorEvent event, ContentRange selection);
/**
* Handler for key combos on a range selection
* @param selection
*/
public boolean handleRangeKeyCombo(EditorEvent event, ContentRange selection);
/**
* Handler for key combos on a collapsed selection
*/
boolean handleCollapsedKeyCombo(EditorEvent event, Point<ContentNode> caret);
/**
* Handler for selection-independent commands
*/
boolean handleCommand(EditorEvent event);
/**
* Handler for dom mutation events
* @param event
*/
void handleDomMutation(SignalEvent event);
/**
* Handle cut event.
* @param event
*/
boolean handleCut(EditorEvent event);
/**
* Handle paste event.
* @param event
*/
boolean handlePaste(EditorEvent event);
/**
* Handle copy event
* @param event
*/
boolean handleCopy(EditorEvent event);
}