1: #! /usr/bin/env python
2: # coding: utf-8
3: ## ----------------------------------------
4: ##
5: ## (C) Copyright 2000-2010, 小粒ちゃん《監修》小泉ひよ子とタマゴ倶楽部
6: ##
7: ## ----------------------------------------
8: #...+....1....+....2....+....3....+....4....+....5....+....6....+....7....+....8
9: """
10: >>> tips()
11:
12: >>> ## ----------------------------------------
13: >>> None
14: version: #1.0.13
15: """
16: ## ---------------------------------------- demo: jython
17: """
18: _jython=/Users/sketch/book/java_useBetter_1/_jython
19:
20: cd /Users/sketch/book/java_useBetter_1/swing/JButton/buttonDemo/jython
21:
22: JYTHONPATH=$_jython jython -i ButtonDemo.py
23:
24: ============================================================
25: Version: 2.5.0 (Release_2_5_0:6476, Jun 16 2009, 13:33:26)
26: Module : ButtonDemo.py
27: Date : Tue Sep 14 06:44:24 2010
28: ============================================================
29: """
30: ## ----------------------------------------
31: ##package components;
32:
33: from java.awt.event import KeyEvent
34: from javax.swing import AbstractButton
35: from javax.swing import ImageIcon
36: from javax.swing import JButton
37: from javax.swing import JFrame
38: from javax.swing import JPanel
39:
40: from os.path import dirname
41:
42: ## ----------------------------------------
43: class ButtonDemo(JPanel):
44:
45: def __init__(self, master, *args, **keys):
46: master.contentPane = self
47:
48: path = "%s/_images"%dirname(argv[-1])
49: path = "_images"
50:
51: e = CommandButton(
52: "Disable middle button",
53: icon = self.createImageIcon("%s/right.gif"%path),
54: toolTipText = "Click this button to disable the middle button.",
55: verticalTextPosition = AbstractButton.CENTER,
56: horizontalTextPosition = AbstractButton.LEADING,
57: actionPerformed = self,
58: command = DisableCommand(self),
59: )
60: e.setMnemonic(KeyEvent.VK_D)
61: self.disableButton = e
62:
63: e = JButton(
64: "Middle button",
65: self.createImageIcon("%s/middle.gif"%path),
66: verticalTextPosition = AbstractButton.BOTTOM,
67: horizontalTextPosition = AbstractButton.CENTER,
68: toolTipText = "This middle button does nothing when you click it.",
69: )
70: e.setMnemonic(KeyEvent.VK_M)
71: self.middleButton = e
72:
73: #/Use the default text position of CENTER, TRAILING (RIGHT).
74: e = CommandButton(
75: "Enable middle button",
76: icon = self.createImageIcon("%s/left.gif"%path),
77: toolTipText = "Click this button to enable the middle button.",
78: enabled = False,
79: actionPerformed = self,
80: command = EnableCommand(self),
81: )
82: e.setMnemonic(KeyEvent.VK_E)
83: self.enableButton = e
84:
85: #/Add Components to this container, using the default FlowLayout.
86: for e in [
87: self.disableButton,
88: self.middleButton,
89: self.enableButton,
90: ]:
91: self.add(e)
92:
93: def __call__(self, e):
94: e.source.command()
95:
96: #/** Returns an ImageIcon, or null if the path was invalid. */
97: def createImageIcon(self, path):
98: return ImageIcon(path)
99:
100: ## ----------------------------------------
101: @staticmethod
102: def createAndShowGUI():
103: frame = JFrame(
104: title = "ButtonDemo",
105: defaultCloseOperation = JFrame.EXIT_ON_CLOSE,
106: locationRelativeTo = None,
107: )
108: ## newContentPane.setOpaque(true); //content panes must be opaque
109: ButtonDemo(frame)
110: frame.pack()
111: frame.visible = True
112: pass
113:
114: ## ----------------------------------------
115: class CommandButton(JButton): # Command::Invoker
116: pass
117:
118: ## ----------------------------------------
119: class Command: # Command::Command
120: def __init__(self, client):
121: self.client = client
122:
123: def __call__(self):
124: raise NotImplementedError, self.__class__.__name__
125:
126: class DisableCommand(Command): # Command::ConcreteCommand
127: def __call__(self):
128: self.client.disableButton.enabled = False
129: self.client.middleButton.enabled = False
130: self.client.enableButton.enabled = True
131:
132: class EnableCommand(Command): # Command::ConcreteCommand
133: def __call__(self):
134: self.client.disableButton.enabled = True
135: self.client.middleButton.enabled = True
136: self.client.enableButton.enabled = False
137:
138: ## ----------------------------------------
139: from __init__ import *
140: tips = ButtonDemo.createAndShowGUI
141:
142: if __name__=='__main__':
143: inform()
144: testmod()
145:
146: ## ========================================
