01 /*
02 * SPDX-License-Identifier: Apache-2.0
03 *
04 * Copyright 2008-2017 the original author or authors.
05 *
06 * Licensed under the Apache License, Version 2.0 (the "License");
07 * you may not use this file except in compliance with the License.
08 * You may obtain a copy of the License at
09 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18 package griffon.builder.pivot.factory
19
20 import org.apache.pivot.wtk.Component
21 import org.apache.pivot.wtk.ScrollPane
22
23 /**
24 * @author Andres Almiray
25 */
26 class ScrollPaneFactory extends ViewportFactory {
27 public static final String DELEGATE_PROPERTY_COLUMN_HEADER = '_delegateProperty:columnHeader'
28 public static final String DEFAULT_DELEGATE_PROPERTY_COLUMN_HEADER = 'columnHeader'
29 public static final String DELEGATE_PROPERTY_ROW_HEADER = '_delegateProperty:rowHeader'
30 public static final String DEFAULT_DELEGATE_PROPERTY_ROW_HEADER = 'rowHeader'
31 public static final String DELEGATE_PROPERTY_CORNER = '_delegateProperty:corner'
32 public static final String DEFAULT_DELEGATE_PROPERTY_CORNER = 'corner'
33 public static final String CONTEXT_DATA_KEY = 'ScrollPaneFactoryData'
34
35 ScrollPaneFactory() {
36 super(ScrollPane)
37 }
38
39 Object newInstance(FactoryBuilderSupport builder, Object name, Object value, Map attributes) throws InstantiationException, IllegalAccessException {
40 def newChild = super.newInstance(builder, name, value, attributes)
41 builder.context.scrollPaneFactoryClosure = { FactoryBuilderSupport cBuilder, Object cNode, Map cAttributes ->
42 if (builder.current == newChild) inspectChild(cBuilder, cNode, cAttributes)
43 }
44 builder.addAttributeDelegate(builder.context.scrollPaneFactoryClosure)
45 builder.context[DELEGATE_PROPERTY_COLUMN_HEADER] = attributes.remove('columnHeader') ?: DEFAULT_DELEGATE_PROPERTY_COLUMN_HEADER
46 builder.context[DELEGATE_PROPERTY_ROW_HEADER] = attributes.remove('rowHeader') ?: DEFAULT_DELEGATE_PROPERTY_ROW_HEADER
47 builder.context[DELEGATE_PROPERTY_CORNER] = attributes.remove('corner') ?: DEFAULT_DELEGATE_PROPERTY_CORNER
48
49 return newChild
50 }
51
52 static void inspectChild(FactoryBuilderSupport builder, Object node, Map attributes) {
53 if (!(node instanceof Component)) return
54 def isColumnHeader = attributes.remove(builder?.parentContext?.getAt(DELEGATE_PROPERTY_COLUMN_HEADER) ?: DEFAULT_DELEGATE_PROPERTY_COLUMN_HEADER)
55 def isRowHeader = attributes.remove(builder?.parentContext?.getAt(DELEGATE_PROPERTY_ROW_HEADER) ?: DEFAULT_DELEGATE_PROPERTY_ROW_HEADER)
56 def isCorner = attributes.remove(builder?.parentContext?.getAt(DELEGATE_PROPERTY_CORNER) ?: DEFAULT_DELEGATE_PROPERTY_CORNER)
57 def scrollPaneContext = builder.context.get(CONTEXT_DATA_KEY) ?: [:]
58 if (scrollPaneContext.isEmpty()) {
59 builder.context.put(CONTEXT_DATA_KEY, scrollPaneContext)
60 }
61 scrollPaneContext.put(node, [isColumnHeader, isRowHeader, isCorner])
62 }
63
64 void setChild(FactoryBuilderSupport builder, Object parent, Object child) {
65 if (child instanceof Component) {
66 def settings = builder.context[CONTEXT_DATA_KEY]?.get(child) ?: [false, false, false]
67 if (settings[0]) parent.columnHeader = child
68 else if (settings[1]) parent.rowHeader = child
69 else if (settings[2]) parent.corner = child
70 else parent.view = child
71 } else {
72 super.setChild(builder, parent, child)
73 }
74 }
75
76 void onNodeCompleted(FactoryBuilderSupport builder, Object parent, Object node) {
77 super.onNodeCompleted(builder, parent, node)
78 builder.removeAttributeDelegate(builder.context.scrollPaneFactoryClosure)
79 }
80 }
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