-
Notifications
You must be signed in to change notification settings - Fork 1
/
Copy pathregexTester.py
120 lines (100 loc) · 4.42 KB
/
regexTester.py
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
#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
Created on Mon Dec 16 18:38:03 2013
@author: Leo
"""
import re
from PyQt4 import QtGui, QtCore
import sys
from UI import regexTesterUi
class MyHighlighter(QtGui.QSyntaxHighlighter):
def __init__(self, parent): # parent即绑定的QTextEdit对象
QtGui.QSyntaxHighlighter.__init__(self, parent)
self.parent = parent
self.highlight_data = [] # 存储匹配结果的列表
self.matched_format = QtGui.QTextCharFormat() # 定义高亮格式
brush = QtGui.QBrush(QtCore.Qt.yellow, QtCore.Qt.SolidPattern)
self.matched_format.setBackground(brush)
def highlightBlock(self, text):
index = 0
length = 0
for item in self.highlight_data:
if item.count('\n') != 0:
itemList = item.split('\n')
for part in itemList:
index = text.indexOf(part, index + length)
if index == -1:
index = 0
else:
length = len(part)
self.setFormat(index, length, self.matched_format)
else:
index = text.indexOf(item, index + length)
length = len(item)
self.setFormat(index, length, self.matched_format)
def setHighlightData(self, highlight_data):
self.highlight_data = highlight_data
class RegexTesterDialog(QtGui.QDialog, regexTesterUi.Ui_Dialog):
def __init__(self, parent = None):
super(RegexTesterDialog, self).__init__(parent)
self.CI = False # case insensitive (i)
self.MB = False # ^$ match at line breaks (m)
self.DM = False # dot matched all (s)
self.regex = ''
self.data = ''
self.previous_data = ''
self.ui = regexTesterUi.Ui_Dialog()
self.ui.setupUi(self)
self.highlighter = MyHighlighter(self.ui.textEdit_Data)
@QtCore.pyqtSlot(int)
def on_checkBox_CI_stateChanged(self, value):
if self.ui.checkBox_CI.isChecked():
self.CI = True
else:
self.CI = False
self.matchData()
@QtCore.pyqtSlot(int)
def on_checkBox_MB_stateChanged(self, value):
if self.ui.checkBox_MB.isChecked():
self.MB = True
else:
self.MB = False
self.matchData()
@QtCore.pyqtSlot(int)
def on_checkBox_DM_stateChanged(self, value):
if self.ui.checkBox_DM.isChecked():
self.DM = True
else:
self.DM = False
self.matchData()
@QtCore.pyqtSlot() # 该装饰器标志此函数为接收信号的槽函数
def on_textEdit_Regex_textChanged(self): # 槽函数名标准格式 【on_控件名字_信号函数名字】，表示这个函数接收该控件的信号
self.regex = unicode(self.ui.textEdit_Regex.toPlainText())
self.matchData()
@QtCore.pyqtSlot()
def on_textEdit_Data_textChanged(self):
self.data = unicode(self.ui.textEdit_Data.toPlainText())
if self.data != self.previous_data:
self.previous_data = self.data
self.matchData()
def matchData(self):
if (not self.CI) and (not self.MB) and (not self.DM):
pattern = re.compile(self.regex)
elif (not self.CI) and (not self.MB) and (self.DM):
pattern = re.compile(self.regex, re.S)
elif (not self.CI) and (self.MB) and (not self.DM):
pattern = re.compile(self.regex, re.M)
elif (not self.CI) and (self.MB) and (self.DM):
pattern = re.compile(self.regex, re.M|re.S)
elif (self.CI) and (not self.MB) and (not self.DM):
pattern = re.compile(self.regex, re.I)
elif (self.CI) and (not self.MB) and (self.DM):
pattern = re.compile(self.regex, re.I|re.S)
elif (self.CI) and (self.MB) and (not self.DM):
pattern = re.compile(self.regex, re.I|re.M)
elif (self.CI) and (self.MB) and (self.DM):
pattern = re.compile(self.regex, re.I|re.M|re.S)
dataMatched = re.findall(pattern, self.data)
self.highlighter.setHighlightData(dataMatched)
self.highlighter.rehighlight()