01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17: package org.apache.wicket.extensions.wizard;
18:
19: import org.apache.wicket.IClusterable;
20:
21: /**
22: * Recieves notifications for wizard model state changes.
23: *
24: * @author Eelco Hillenius
25: */
26: public interface IWizardModelListener extends IClusterable {
27: /**
28: * Called when the active step of this model changed.
29: *
30: * @param newStep
31: * The new step
32: */
33: void onActiveStepChanged(IWizardStep newStep);
34:
35: /**
36: * Called when the wizard was cancelled.
37: */
38: void onCancel();
39:
40: /**
41: * Called when the wizard finished succesfully.
42: */
43: void onFinish();
44: }
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