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
|
# -*- tab-width: 4; indent-tabs-mode: nil; py-indent-offset: 4 -*-
#
# This file is part of the LibreOffice project.
#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
#
import gdb
import six
from libreoffice.util import printing
class ItemSetPrinter(object):
'''Prints SfxItemSets'''
def __init__(self, typename, value):
self.typename = typename
self.value = value
def to_string(self):
whichranges = self.which_ranges()
return "SfxItemSet of pool %s with parent %s and Which ranges: %s" \
% (self.value['m_pPool'], self.value['m_pParent'], whichranges)
def which_ranges(self):
whichranges = self.value['m_pWhichRanges']
index = 0
whiches = []
while (whichranges[index]):
whiches.append((int(whichranges[index]), int(whichranges[index+1])))
index = index + 2
return whiches
def children(self):
whichranges = self.which_ranges()
size = 0
whichids = []
for (whichfrom, whichto) in whichranges:
size += whichto - whichfrom + 1
whichids += [which for which in range(whichfrom, whichto+1)]
return self._iterator(self.value['m_pItems'], size, whichids)
class _iterator(six.Iterator):
def __init__(self, data, count, whichids):
self.data = data
self.whichids = whichids
self.count = count
self.pos = 0
self._check_invariant()
def __iter__(self):
return self
def __next__(self):
if self.pos == self.count:
raise StopIteration()
which = self.whichids[self.pos]
elem = self.data[self.pos]
self.pos = self.pos + 1
self._check_invariant()
if (elem == -1):
elem = "(Invalid)"
elif (elem != 0):
# let's try how well that works...
elem = elem.cast(elem.dynamic_type).dereference()
return (str(which), elem)
def _check_invariant(self):
assert self.count >= 0
assert self.data
assert self.pos >= 0
assert self.pos <= self.count
assert len(self.whichids) == self.count
class SvArrayPrinter(object):
'''Prints macro-declared arrays from svl module'''
def __init__(self, typename, value):
self.typename = typename
self.value = value
def to_string(self):
if int(self.value['nA']):
return "%s of length %d" % (self.typename, self.value['nA'])
else:
return "empty " + self.typename
def children(self):
return self._iterator(self.value['pData'], self.value['nA'])
def display_hint(self):
return 'array'
class _iterator(six.Iterator):
def __init__(self, data, count):
self.data = data
self.count = count
self.pos = 0
self._check_invariant()
def __iter__(self):
return self
def __next__(self):
if self.pos == self.count:
raise StopIteration()
pos = self.pos
elem = self.data[pos]
self.pos = self.pos + 1
self._check_invariant()
return (str(pos), elem)
def _check_invariant(self):
assert self.count >= 0
if self.count > 0:
assert self.data
assert self.pos >= 0
assert self.pos <= self.count
@staticmethod
def query(type):
if type.code == gdb.TYPE_CODE_REF:
type = type.target()
type = type.unqualified().strip_typedefs()
if not type.tag:
return False
ushort = gdb.lookup_type('sal_uInt16')
conforming = True
for field in type.fields():
if field.name == 'pData':
conforming = field.type.code == gdb.TYPE_CODE_PTR
elif field.name == 'nFree':
conforming = field.type == ushort
elif field.name == 'nA':
conforming = field.type == ushort
else:
conforming = False
if not conforming:
return False
try:
gdb.lookup_type('FnForEach_' + type.tag)
except RuntimeError:
return False
return True
printer = None
def build_pretty_printers():
global printer
printer = printing.Printer("libreoffice/svl")
printer.add('SfxItemSet', ItemSetPrinter)
# macro-based arrays from svl module
printer.add('SvArray', SvArrayPrinter, SvArrayPrinter.query)
def register_pretty_printers(obj):
printing.register_pretty_printer(printer, obj)
build_pretty_printers()
# vim:set shiftwidth=4 softtabstop=4 expandtab:
|