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rzzzwilson.pymlac/pymlac/test_KBD.py
2015-07-19 10:16:49 +07:00

168 lines
4.8 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
Test the pymlac keyboard emulation.
Usage: test_KBD.py [-h]
"""
import string
import wx
import Kbd
# if we don't have log.py, don't crash
try:
import log
log = log.Log('test_KBD.log', log.Log.DEBUG)
except ImportError:
def log(*args, **kwargs):
pass
######
# Various demo constants
######
WindowTitleHeight = 22
DefaultAppSize = (400, 200+WindowTitleHeight)
################################################################################
# The main application frame
################################################################################
class TestFrame(wx.Frame):
def __init__(self):
wx.Frame.__init__(self, None, size=DefaultAppSize,
title=('Test pymlac KBD'))
self.SetMinSize(DefaultAppSize)
self.panel = wx.Panel(self, wx.ID_ANY)
self.panel.ClearBackground()
# instantiate the keyboard device
self.kbd = Kbd.Kbd()
# build the GUI
box = wx.BoxSizer(wx.VERTICAL)
self.display = wx.TextCtrl(self.panel)
box.Add(self.display, proportion=1, border=1, flag=wx.EXPAND)
btnSizer = wx.BoxSizer(wx.HORIZONTAL)
clearBtn = wx.Button(self.panel, wx.ID_ANY, 'Clear')
readBtn = wx.Button(self.panel, wx.ID_ANY, 'Read')
btnSizer.Add(clearBtn, 0, wx.ALL, 5)
btnSizer.Add(readBtn, 0, wx.ALL, 5)
box.Add(btnSizer, 0, wx.ALL, 5)
self.panel.SetSizer(box)
self.panel.Layout()
self.Centre()
self.Show(True)
self.display.Bind(wx.EVT_KEY_DOWN, self.OnKeyDown)
self.display.Bind(wx.EVT_KEY_UP, self.OnKeyUp)
self.display.Bind(wx.EVT_CHAR, self.OnChar)
clearBtn.Bind(wx.EVT_BUTTON, self.onClear)
readBtn.Bind(wx.EVT_BUTTON, self.onRead)
def onClear(self, event):
"""Handle a CLEAR operation."""
self.kbd.clear()
def onRead(self, event):
"""Handle a READ operation."""
value = self.kbd.read()
char = value & 0xff
char_str = chr(char)
if char_str not in string.printable:
char_str = '<unprintable>'
elif char_str in string.whitespace:
if char_str == '\t':
char_str = '<TAB>'
elif char_str == ' ':
char_str = '<SPACE>'
else:
char_str = '<whitespace>'
R = (value >> 10) & 0x01
C = (value >> 9) & 0x01
S = (value >> 8) & 0x01
self.display.AppendText('R=%d, C=%d, S=%d, char=%04o (%s)\n'
% (R, C, S, char, char_str))
self.display.Refresh()
def OnKeyDown(self, event):
"""Handle a "key down" event."""
print('DOWN: Modifiers=%04x, GetKeyCode=%04x'
% (event.GetModifiers(), event.GetKeyCode()))
self.kbd.handle_down_event(event)
def OnKeyUp(self, event):
"""Handle a "key up" event."""
print('UP: Modifiers=%04x, GetKeyCode=%04x'
% (event.GetModifiers(), event.GetKeyCode()))
self.kbd.handle_up_event(event)
def OnChar(self, event):
"""Handle a "char" event."""
print('CHAR: Modifiers=%04x, GetKeyCode=%04x'
% (event.GetModifiers(), event.GetKeyCode()))
self.kbd.handle_char_event(event)
################################################################################
if __name__ == '__main__':
import sys
import getopt
import traceback
# print some usage information
def usage(msg=None):
if msg:
print(msg+'\n')
print(__doc__) # module docstring used
# our own handler for uncaught exceptions
def excepthook(type, value, tb):
msg = '\n' + '=' * 80
msg += '\nUncaught exception:\n'
msg += ''.join(traceback.format_exception(type, value, tb))
msg += '=' * 80 + '\n'
print msg
sys.exit(1)
# plug our handler into the python system
sys.excepthook = excepthook
# decide which tiles to use, default is GMT
argv = sys.argv[1:]
try:
(opts, args) = getopt.getopt(argv, 'h', ['help'])
except getopt.error:
usage()
sys.exit(1)
for (opt, param) in opts:
if opt in ['-h', '--help']:
usage()
sys.exit(0)
# start wxPython app
app = wx.App()
TestFrame().Show()
app.MainLoop()
sys.exit(0)