1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
|
#-------------------------------------------------------------------------------
#
# TableEditor test case for Traits UI
#
# Written by: David C. Morrill
#
# Date: 07/05/2005
#
# (c) Copyright 2005 by Enthought, Inc.
# Copyright (c) 2007, Enthought, Inc.
# License: BSD Style.
#
#-------------------------------------------------------------------------------
#-------------------------------------------------------------------------------
# Imports:
#-------------------------------------------------------------------------------
from traits.api \
import HasStrictTraits, Str, Int, Regex, List, Instance
from traitsui.api \
import View, Group, Item, TableEditor, EnumEditor
from traitsui.table_column \
import ObjectColumn
from traitsui.table_filter \
import TableFilter, RuleTableFilter, RuleFilterTemplate, \
MenuFilterTemplate, EvalFilterTemplate
#-------------------------------------------------------------------------------
# 'Person' class:
#-------------------------------------------------------------------------------
class Person ( HasStrictTraits ):
#---------------------------------------------------------------------------
# Trait definitions:
#---------------------------------------------------------------------------
name = Str
age = Int
phone = Regex( value = '000-0000', regex = '\d\d\d[-]\d\d\d\d' )
state = Str
#---------------------------------------------------------------------------
# Traits view definition:
#---------------------------------------------------------------------------
traits_view = View( 'name', 'age', 'phone', 'state',
title = 'Create new person',
width = 0.18,
buttons = [ 'OK', 'Cancel' ] )
#-------------------------------------------------------------------------------
# Sample data:
#-------------------------------------------------------------------------------
people = [
Person( name = 'Dave', age = 39, phone = '555-1212' ),
Person( name = 'Mike', age = 28, phone = '555-3526' ),
Person( name = 'Joe', age = 34, phone = '555-6943' ),
Person( name = 'Tom', age = 22, phone = '555-7586' ),
Person( name = 'Dick', age = 63, phone = '555-3895' ),
Person( name = 'Harry', age = 46, phone = '555-3285' ),
Person( name = 'Sally', age = 43, phone = '555-8797' ),
Person( name = 'Fields', age = 31, phone = '555-3547' )
]
#-------------------------------------------------------------------------------
# 'AgeFilter' class:
#-------------------------------------------------------------------------------
class AgeFilter ( TableFilter ):
#---------------------------------------------------------------------------
# Trait definitions:
#---------------------------------------------------------------------------
name = "Age filter"
_name = "Age filter"
age = Int( 0 )
#---------------------------------------------------------------------------
# Traits view definitions:
#---------------------------------------------------------------------------
#filter_view = Group( 'age{Age >=}' )
#---------------------------------------------------------------------------
# Returns whether an object passes the filter or not:
#---------------------------------------------------------------------------
def filter ( self, person ):
""" Returns whether an object passes the filter or not.
"""
return (person.age >= self.age)
#---------------------------------------------------------------------------
# Returns a user readable description of what the filter does:
#---------------------------------------------------------------------------
def description ( self ):
""" Returns a user readable description of what the filter does.
"""
return 'Age >= %d' % self.age
def _age_changed(self, old, new):
self.name = self.description()
print 'AgeFilter _age_changed', self.name
#-------------------------------------------------------------------------------
# 'NameFilter' class:
#-------------------------------------------------------------------------------
class NameFilter ( TableFilter ):
#---------------------------------------------------------------------------
# Trait definitions:
#---------------------------------------------------------------------------
mname = Str
#---------------------------------------------------------------------------
# Traits view definitions:
#---------------------------------------------------------------------------
filter_view = Group( 'mname{Name contains}' )
#---------------------------------------------------------------------------
# Returns whether an object passes the filter or not:
#---------------------------------------------------------------------------
def filter ( self, person ):
""" Returns whether an object passes the filter or not.
"""
return (person.name.lower().find( self.mname.lower() ) >= 0)
#---------------------------------------------------------------------------
# Returns a user readable description of what the filter does:
#---------------------------------------------------------------------------
def description ( self ):
""" Returns a user readable description of what the filter does.
"""
return "Name contains '%s'" % self.mname
#-------------------------------------------------------------------------------
# Table editor definition:
#-------------------------------------------------------------------------------
filters = [ AgeFilter( age = 30 ), NameFilter( mname = 'd' ), EvalFilterTemplate, MenuFilterTemplate, RuleFilterTemplate,
]
def evaluate_value(v):
print 'evaluate_value', v
return str(v)
#-------------------------------------------------------------------------------
# 'TableTest' class:
#-------------------------------------------------------------------------------
class TableTest ( HasStrictTraits ):
#---------------------------------------------------------------------------
# Trait definitions:
#---------------------------------------------------------------------------
#people = Instance( Person )
people = List( Person )
#---------------------------------------------------------------------------
# Traits view definitions:
#---------------------------------------------------------------------------
_valid_states = List(["AL", "AR", "AZ", "AK"])
_state_editor = EnumEditor(
name = "_valid_states",
evaluate = evaluate_value,
object = 'table_editor_object'
)
table_editor = TableEditor(
columns = [ ObjectColumn( name = 'name' ),
ObjectColumn( name = 'age' ),
ObjectColumn( name = 'phone' ),
ObjectColumn( name = 'state',
editor=_state_editor), ],
editable = True,
deletable = True,
sortable = True,
sort_model = True,
show_lines = True,
orientation = 'vertical',
show_column_labels = True,
edit_view = View( [ 'name', 'age', 'phone', 'state', '|[]' ],
resizable = True ),
filter = None,
filters = filters,
row_factory = Person
)
traits_view = View(
[ Item( 'people',
id = 'people',
editor = table_editor ),
'|[]<>' ],
title = 'Table Editor Test',
id = 'traitsui.tests.table_editor_test',
dock = 'horizontal',
width = .4,
height = .3,
resizable = True,
kind = 'live' )
#-------------------------------------------------------------------------------
# Run the tests:
#-------------------------------------------------------------------------------
if __name__ == '__main__':
tt = TableTest( people = people )
tt.configure_traits()
for p in tt.people:
p.print_traits()
print '--------------'
|
