Java.use(better, Scala); tips341_colorComboBox
┃アプリケーションの動作
■ AppWindow.scala
tips341_colorComboBox/scala/src/AppWindow.scala
1: /*
2: * Copyright (c) 2010-2013, KOTSUBU-chan and/or its affiliates.
3: * Copyright (c) 1998, Atelier-AYA.
4: * All rights reserved.
5: */
6: package cherry.pie
7:
8: // ----------------------------------------
9: import swing._
10: object appWindow extends MainFrame {
11: val version = appWindow
12: .getClass.getName+": #1.0.04"
13: // ----------------------------------------
14: title = "ComboBox"
15: contents = TopPanel
16: peer.setLocationRelativeTo(null)
17: }
18:
19: // ----------------------------------------
20: object TopPanel extends FlowPanel {
21: _self =>
22: val controlPane = new ComboBox(ColorMap.keys) {
23: listenTo(selection)
24: import swing.event.SelectionChanged
25: reactions += {
26: case SelectionChanged(source: ComboBox[String]) =>
27: val key = source.selection.item
28: canvasPane.background = ColorMap.color(key)
29: }
30: }
31: val canvasPane = new Panel {
32: preferredSize = new Dimension(100,100)
33: }
34: new SplitPane {
35: _self.contents += this
36: contents_=(controlPane, canvasPane)
37: // leftComponent = controlPane
38: // rightComponent = canvasPane
39: orientation = Orientation.Vertical
40: dividerLocation = 100
41: }
42: }
43:
44: // ----------------------------------------
45: object ColorMap {
46: import java.awt.Color
47: val colorChart = Map(
48: "red" -> Color.red,
49: "green" -> Color.green,
50: "blue" -> Color.blue,
51: "cyan" -> Color.cyan,
52: "magenta" -> Color.magenta,
53: "yellow" -> Color.yellow,
54: "black" -> Color.black,
55: "white" -> Color.white)
56: def keys = colorChart.keys.toList sortWith { _［22］タブ付きのパネル TabbedPane を用意します。
［25］個別の頁 TabbedPane.Page を用意します。
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Created: 2010/01/29｜Last updated: 2013/12/31 1:47:02
