01 /*
02 * Copyright 2008-2015 the original author or authors.
03 *
04 * Licensed under the Apache License, Version 2.0 (the "License");
05 * you may not use this file except in compliance with the License.
06 * You may obtain a copy of the License at
07 *
08 * http://www.apache.org/licenses/LICENSE-2.0
09 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 package griffon.builder.pivot.factory
17
18 import org.apache.pivot.wtk.Component
19 import org.apache.pivot.wtk.ScrollPane
20
21 /**
22 * @author Andres Almiray
23 */
24 class ScrollPaneFactory extends ViewportFactory {
25 public static final String DELEGATE_PROPERTY_COLUMN_HEADER = "_delegateProperty:columnHeader"
26 public static final String DEFAULT_DELEGATE_PROPERTY_COLUMN_HEADER = "columnHeader"
27 public static final String DELEGATE_PROPERTY_ROW_HEADER = "_delegateProperty:rowHeader"
28 public static final String DEFAULT_DELEGATE_PROPERTY_ROW_HEADER = "rowHeader"
29 public static final String DELEGATE_PROPERTY_CORNER = "_delegateProperty:corner"
30 public static final String DEFAULT_DELEGATE_PROPERTY_CORNER = "corner"
31 public static final String CONTEXT_DATA_KEY = "ScrollPaneFactoryData"
32
33 ScrollPaneFactory() {
34 super(ScrollPane)
35 }
36
37 Object newInstance(FactoryBuilderSupport builder, Object name, Object value, Map attributes) throws InstantiationException, IllegalAccessException {
38 def newChild = super.newInstance(builder, name, value, attributes)
39 builder.context.scrollPaneFactoryClosure = { FactoryBuilderSupport cBuilder, Object cNode, Map cAttributes ->
40 if (builder.current == newChild) inspectChild(cBuilder, cNode, cAttributes)
41 }
42 builder.addAttributeDelegate(builder.context.scrollPaneFactoryClosure)
43 builder.context[DELEGATE_PROPERTY_COLUMN_HEADER] = attributes.remove("columnHeader") ?: DEFAULT_DELEGATE_PROPERTY_COLUMN_HEADER
44 builder.context[DELEGATE_PROPERTY_ROW_HEADER] = attributes.remove("rowHeader") ?: DEFAULT_DELEGATE_PROPERTY_ROW_HEADER
45 builder.context[DELEGATE_PROPERTY_CORNER] = attributes.remove("corner") ?: DEFAULT_DELEGATE_PROPERTY_CORNER
46
47 return newChild
48 }
49
50 static void inspectChild(FactoryBuilderSupport builder, Object node, Map attributes) {
51 if (!(node instanceof Component)) return
52 def isColumnHeader = attributes.remove(builder?.parentContext?.getAt(DELEGATE_PROPERTY_COLUMN_HEADER) ?: DEFAULT_DELEGATE_PROPERTY_COLUMN_HEADER)
53 def isRowHeader = attributes.remove(builder?.parentContext?.getAt(DELEGATE_PROPERTY_ROW_HEADER) ?: DEFAULT_DELEGATE_PROPERTY_ROW_HEADER)
54 def isCorner = attributes.remove(builder?.parentContext?.getAt(DELEGATE_PROPERTY_CORNER) ?: DEFAULT_DELEGATE_PROPERTY_CORNER)
55 def scrollPaneContext = builder.context.get(CONTEXT_DATA_KEY) ?: [:]
56 if (scrollPaneContext.isEmpty()) {
57 builder.context.put(CONTEXT_DATA_KEY, scrollPaneContext)
58 }
59 scrollPaneContext.put(node, [isColumnHeader, isRowHeader, isCorner])
60 }
61
62 void setChild(FactoryBuilderSupport builder, Object parent, Object child) {
63 if (child instanceof Component) {
64 def settings = builder.context[CONTEXT_DATA_KEY]?.get(child) ?: [false, false, false]
65 if (settings[0]) parent.columnHeader = child
66 else if (settings[1]) parent.rowHeader = child
67 else if (settings[2]) parent.corner = child
68 else parent.view = child
69 } else {
70 super.setChild(builder, parent, child)
71 }
72 }
73
74 public void onNodeCompleted(FactoryBuilderSupport builder, Object parent, Object node) {
75 super.onNodeCompleted(builder, parent, node)
76 builder.removeAttributeDelegate(builder.context.scrollPaneFactoryClosure)
77 }
78 }
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