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
|
# wdbframewin.py -- frame window for wdb.py
# XXX To do:
# - display function name in window title
# - execute arbitrary statements instead of just evaluating expressions
# - allow setting variables by editing their values
import stdwin
from stdwinevents import *
import basewin
import sys
WIDTH = 40
MINHEIGHT = 8
MAXHEIGHT = 16
class FrameWindow(basewin.BaseWindow):
def __init__(self, debugger, frame, dict, name):
self.debugger = debugger
self.frame = frame # Not used except for identity tests
self.dict = dict
self.name = name
nl = max(MINHEIGHT, len(self.dict) + 5)
nl = min(nl, MAXHEIGHT)
width = WIDTH*stdwin.textwidth('0')
height = nl*stdwin.lineheight()
stdwin.setdefwinsize(width, height)
basewin.BaseWindow.__init__(
self, '--Frame ' + name + '--')
# XXX Should use current function name
self.initeditor()
self.displaylist = ['>>>', '', '-'*WIDTH]
self.refreshframe()
def initeditor(self):
r = (stdwin.textwidth('>>> '), 0), (30000, stdwin.lineheight())
self.editor = self.win.textcreate(r)
def closeeditor(self):
self.editor.close()
def dispatch(self, event):
type, win, detail = event
if type == WE_NULL: return # Dummy tested by mainloop
if type in (WE_DRAW, WE_COMMAND) \
or not self.editor.event(event):
basewin.BaseWindow.dispatch(self, event)
def close(self):
del self.debugger.framewindows[self.name]
del self.debugger, self.dict
self.closeeditor()
basewin.BaseWindow.close(self)
def command(self, detail):
if detail == WC_RETURN:
self.re_eval()
else:
dummy = self.editor.event(WE_COMMAND, \
self.win, detail)
def mouse_down(self, detail):
(h, v), clicks, button, mask = detail
if clicks != 2:
return
i = v / stdwin.lineheight()
if 5 <= i < len(self.displaylist):
import string
name = string.splitfields(self.displaylist[i],' = ')[0]
if not self.dict.has_key(name):
stdwin.fleep()
return
value = self.dict[name]
if not hasattr(value, '__dict__'):
stdwin.fleep()
return
name = 'instance ' + `value`
if self.debugger.framewindows.has_key(name):
self.debugger.framewindows[name].popup()
else:
self.debugger.framewindows[name] = \
FrameWindow(self.debugger,
self.frame, value.__dict__,
name)
return
stdwin.fleep()
def re_eval(self):
import string, repr
expr = string.strip(self.editor.gettext())
if expr == '':
output = ''
else:
globals = self.frame.f_globals
globals['__privileged__'] = 1
locals = self.dict
try:
value = eval(expr, globals, locals)
output = repr.repr(value)
except:
output = sys.exc_type + ': ' + `sys.exc_value`
self.displaylist[1] = output
lh = stdwin.lineheight()
r = (-10, 0), (30000, 2*lh)
self.win.change(r)
self.editor.setfocus(0, len(expr))
def draw(self, detail):
(left, top), (right, bottom) = detail
dummy = self.editor.draw(detail)
d = self.win.begindrawing()
try:
lh = d.lineheight()
h, v = 0, 0
for line in self.displaylist:
if v+lh > top and v < bottom:
d.text((h, v), line)
v = v + lh
finally:
d.close()
def refreshframe(self):
import repr
del self.displaylist[3:]
self.re_eval()
names = self.dict.keys()
for key, label in ('__args__', 'Args: '), \
('__return__', 'Return: '):
if self.dict.has_key(key):
names.remove(key)
value = self.dict[key]
label = label + repr.repr(value)
self.displaylist.append(label)
names.sort()
for name in names:
value = self.dict[name]
line = name + ' = ' + repr.repr(value)
self.displaylist.append(line)
self.win.setdocsize(0, \
stdwin.lineheight() * len(self.displaylist))
self.refreshall() # XXX Be more subtle later
|