Globals/__init__.py

Sat, 23 Jan 2016 16:21:23 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sat, 23 Jan 2016 16:21:23 +0100
changeset 4686
5f8a5c568230
parent 4631
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child 4695
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permissions
-rw-r--r--

Improved the display of addresses and sizes in the hex editor.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2006 - 2016 Detlev Offenbach <detlev@die-offenbachs.de>
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4 #
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5
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6 """
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7 Module defining common data to be used by all modules.
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8 """
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9
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10 #
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11 # Note: Do not import any eric stuff in here!!!!!!!
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12 #
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13
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14 from __future__ import unicode_literals
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15
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16 import sys
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17 import os
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18
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19 from PyQt5.QtCore import QDir, QLibraryInfo, QByteArray
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20
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21 # names of the various settings objects
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22 settingsNameOrganization = "Eric6"
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23 settingsNameGlobal = "eric6"
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24 settingsNameRecent = "eric6recent"
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25
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26 # key names of the various recent entries
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27 recentNameMultiProject = "MultiProjects"
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28 recentNameProject = "Projects"
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29 recentNameFiles = "Files"
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30 recentNameHosts = "Hosts6"
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31
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32 configDir = None
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33
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34
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35 def isWindowsPlatform():
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36 """
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37 Function to check, if this is a Windows platform.
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38
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39 @return flag indicating Windows platform (boolean)
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40 """
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41 return sys.platform.startswith("win")
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42
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43
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44 def isMacPlatform():
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45 """
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46 Function to check, if this is a Mac platform.
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47
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48 @return flag indicating Mac platform (boolean)
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49 """
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50 return sys.platform == "darwin"
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51
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52
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53 def isLinuxPlatform():
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54 """
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55 Function to check, if this is a Linux platform.
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56
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57 @return flag indicating Linux platform (boolean)
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58 """
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59 return sys.platform.startswith("linux")
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61
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62 def checkBlacklistedVersions():
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63 """
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64 Module functions to check for blacklisted versions of the prerequisites.
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65
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66 @return flag indicating good versions were found (boolean)
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67 """
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68 from install import BlackLists, PlatformsBlackLists
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69
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70 # determine the platform dependent black list
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71 if isWindowsPlatform():
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72 PlatformBlackLists = PlatformsBlackLists["windows"]
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73 elif isLinuxPlatform():
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74 PlatformBlackLists = PlatformsBlackLists["linux"]
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75 else:
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76 PlatformBlackLists = PlatformsBlackLists["mac"]
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77
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78 # check version of sip
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79 try:
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80 import sipconfig
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81 sipVersion = sipconfig.Configuration().sip_version_str
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82 # always assume, that snapshots are good
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83 if "snapshot" not in sipVersion:
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84 # check for blacklisted versions
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85 for vers in BlackLists["sip"] + PlatformBlackLists["sip"]:
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86 if vers == sipVersion:
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87 print(
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88 'Sorry, sip version {0} is not compatible with eric6.'
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89 .format(vers))
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90 print('Please install another version.')
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91 return False
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92 except ImportError:
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93 pass
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94
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95 # check version of PyQt
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96 from PyQt5.QtCore import PYQT_VERSION_STR
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97 pyqtVersion = PYQT_VERSION_STR
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98 # always assume, that snapshots are good
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99 if "snapshot" not in pyqtVersion:
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100 # check for blacklisted versions
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101 pyqtVariant = "PyQt{0}".format(pyqtVersion[0])
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102 for vers in BlackLists[pyqtVariant] + PlatformBlackLists[pyqtVariant]:
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103 if vers == pyqtVersion:
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104 print('Sorry, PyQt version {0} is not compatible with eric6.'
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105 .format(vers))
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106 print('Please install another version.')
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107 return False
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108
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109 # check version of QScintilla
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110 from PyQt5.Qsci import QSCINTILLA_VERSION_STR
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111 scintillaVersion = QSCINTILLA_VERSION_STR
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112 # always assume, that snapshots are new enough
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113 if "snapshot" not in scintillaVersion:
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114 # check for blacklisted versions
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115 for vers in BlackLists["QScintilla2"] + \
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116 PlatformBlackLists["QScintilla2"]:
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117 if vers == scintillaVersion:
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118 print(
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119 'Sorry, QScintilla2 version {0} is not compatible'
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120 ' with eric6.'.format(vers))
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121 print('Please install another version.')
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122 return False
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123
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124 return True
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125
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126
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127 def getConfigDir():
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128 """
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129 Module function to get the name of the directory storing the config data.
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130
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131 @return directory name of the config dir (string)
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132 """
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133 if configDir is not None and os.path.exists(configDir):
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134 hp = configDir
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135 else:
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136 if isWindowsPlatform():
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parents: 3656
diff changeset
137 cdn = "_eric6"
2087
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138 else:
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139 cdn = ".eric6"
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140
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diff changeset
141 hp = QDir.homePath()
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parents: 1509
diff changeset
142 dn = QDir(hp)
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143 dn.mkdir(cdn)
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diff changeset
144 hp += "/" + cdn
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145 return QDir.toNativeSeparators(hp)
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146
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147
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148 def setConfigDir(d):
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149 """
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diff changeset
150 Module function to set the name of the directory storing the config data.
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151
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152 @param d name of an existing directory (string)
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153 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
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154 global configDir
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diff changeset
155 configDir = os.path.expanduser(d)
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156
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157
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158 def getPythonModulesDirectory():
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parents: 2302
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159 """
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160 Function to determine the path to Python's modules directory.
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161
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162 @return path to the Python modules directory (string)
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163 """
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164 import distutils.sysconfig
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165 return distutils.sysconfig.get_python_lib(True)
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166
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167
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168 def getPyQt5ModulesDirectory():
2614
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169 """
3807
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170 Function to determine the path to PyQt5's (or PyQt4's) modules directory.
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171
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172 @return path to the PyQt5/PyQt4 modules directory (string)
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173 """
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174 import distutils.sysconfig
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diff changeset
175 for pyqt in ["PyQt5", "PyQt4"]:
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176 pyqtPath = os.path.join(distutils.sysconfig.get_python_lib(True), pyqt)
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177 if os.path.exists(pyqtPath):
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178 return pyqtPath
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179
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180 return ""
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181
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182
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183 def getQtBinariesPath():
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184 """
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185 Module function to get the path of the Qt binaries.
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186
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187 @return path of the Qt binaries (string)
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188 """
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189 path = ""
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190 if isWindowsPlatform():
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191 # check for PyQt5 installer first (designer is test object)
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192 modDir = getPyQt5ModulesDirectory()
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193 if os.path.exists(os.path.join(modDir, "bin", "designer.exe")):
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194 path = os.path.join(modDir, "bin")
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195 elif os.path.exists(os.path.join(modDir, "designer.exe")):
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196 path = modDir
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197
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198 if not path:
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199 path = QLibraryInfo.location(QLibraryInfo.BinariesPath)
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200 if not os.path.exists(path):
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201 path = ""
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202
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203 return QDir.toNativeSeparators(path)
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204
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205
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206 ###############################################################################
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T.Rzepka <Tobias.Rzepka@gmail.com>
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207 ## functions for searching a Python2/3 interpreter
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208 ###############################################################################
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209
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parents: 945
diff changeset
210
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diff changeset
211 def findPythonInterpreters(pyVersion):
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diff changeset
212 """
2573
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diff changeset
213 Module function for searching a Python interpreter.
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parents: 945
diff changeset
214
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parents: 2525
diff changeset
215 @param pyVersion major Python version
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parents: 945
diff changeset
216 @return list of interpreters found (list of strings)
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parents: 945
diff changeset
217 """
2573
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T.Rzepka <Tobias.Rzepka@gmail.com>
parents: 2525
diff changeset
218 if pyVersion == 2:
3057
10516539f238 Merge with default branch after shorten the code lines to max. 79 characters.
T.Rzepka <Tobias.Rzepka@gmail.com>
parents: 2677 2997
diff changeset
219 winPathList = ["C:\\Python25", "C:\\Python26",
10516539f238 Merge with default branch after shorten the code lines to max. 79 characters.
T.Rzepka <Tobias.Rzepka@gmail.com>
parents: 2677 2997
diff changeset
220 "C:\\Python27", "C:\\Python28"]
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parents: 2525
diff changeset
221 posixVersionsList = ["2.5", "2.6", "2.7", "2.8"]
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T.Rzepka <Tobias.Rzepka@gmail.com>
parents: 2525
diff changeset
222 else:
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parents: 2525
diff changeset
223 winPathList = ["C:\\Python3{0}".format(x) for x in range(5)]
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parents: 2525
diff changeset
224 posixVersionsList = ["3.{0}".format(x) for x in range(5)]
1162
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parents: 945
diff changeset
225 posixPathList = ["/usr/bin", "/usr/local/bin"]
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parents: 945
diff changeset
226
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parents: 945
diff changeset
227 interpreters = []
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parents: 945
diff changeset
228 if isWindowsPlatform():
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parents: 945
diff changeset
229 # search the interpreters on Windows platforms
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parents: 945
diff changeset
230 for path in winPathList:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 945
diff changeset
231 exeList = [
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parents: 945
diff changeset
232 "python.exe",
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parents: 945
diff changeset
233 "python{0}.{1}.exe".format(path[-2], path[-1]),
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 945
diff changeset
234 ]
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parents: 945
diff changeset
235 for exe in exeList:
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parents: 945
diff changeset
236 interpreter = os.path.join(path, exe)
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parents: 945
diff changeset
237 if os.path.isfile(interpreter):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 945
diff changeset
238 interpreters.append(interpreter)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 945
diff changeset
239 else:
1363
d650915a903c Some changes for Mac computers.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1221
diff changeset
240 # search interpreters on Posix and Mac platforms
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parents: 945
diff changeset
241 for path in posixPathList:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 945
diff changeset
242 for version in posixVersionsList:
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parents: 945
diff changeset
243 interpreter = os.path.join(path, "python{0}".format(version))
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parents: 945
diff changeset
244 if os.path.isfile(interpreter):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 945
diff changeset
245 interpreters.append(interpreter)
ab292b7f4f8a Added code to search for a Python2 interpreter in some known places. If none is found, the user can configure it on the Debugger, Python config page.
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246
ab292b7f4f8a Added code to search for a Python2 interpreter in some known places. If none is found, the user can configure it on the Debugger, Python config page.
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247 return interpreters
4241
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248
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249
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250 ###############################################################################
4686
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251 ## functions for extended string handling
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252 ###############################################################################
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253
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254
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255 def strGroup(txt, sep, groupLen=4):
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256 """
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257 Module function to group a string into sub-strings separated by a
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258 separator.
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259
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260 @param txt text to be grouped
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261 @type str
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Detlev Offenbach <detlev@die-offenbachs.de>
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262 @param sep separator string
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263 @type str
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264 @param groupLen length of each group
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265 @type int
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266 @return result string
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267 @rtype str
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Detlev Offenbach <detlev@die-offenbachs.de>
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268 """
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269 l=[]
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270
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diff changeset
271 while len(txt) // groupLen != 0:
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272 l.insert(0, txt[-groupLen:])
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273 txt = txt[:-groupLen]
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274 if len(txt) > 0:
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275 l.insert(0, txt)
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276 return sep.join(l)
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277
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278
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279 ###############################################################################
4241
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280 ## functions for converting QSetting return types to valid types
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281 ###############################################################################
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282
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283
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284 def toBool(value):
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285 """
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286 Module function to convert a value to bool.
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287
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288 @param value value to be converted
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289 @return converted data
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Detlev Offenbach <detlev@die-offenbachs.de>
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290 """
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
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291 if value in ["true", "1", "True"]:
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292 return True
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parents: 4021
diff changeset
293 elif value in ["false", "0", "False"]:
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Detlev Offenbach <detlev@die-offenbachs.de>
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294 return False
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295 else:
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parents: 4021
diff changeset
296 return bool(value)
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297
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298
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299 def toList(value):
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300 """
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diff changeset
301 Module function to convert a value to a list.
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Detlev Offenbach <detlev@die-offenbachs.de>
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302
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diff changeset
303 @param value value to be converted
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diff changeset
304 @return converted data
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
305 """
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
306 if value is None:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
307 return []
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parents: 4021
diff changeset
308 elif not isinstance(value, list):
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
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diff changeset
309 return [value]
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
310 else:
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
311 return value
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
312
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
313
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
314 def toByteArray(value):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
315 """
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
316 Module function to convert a value to a byte array.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
317
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
318 @param value value to be converted
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
319 @return converted data
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
320 """
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
321 if value is None:
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
322 return QByteArray()
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
323 else:
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
324 return value
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
325
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
326
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
327 def toDict(value):
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
328 """
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
329 Module function to convert a value to a dictionary.
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
330
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
331 @param value value to be converted
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
332 @return converted data
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
333 """
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
334 if value is None:
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
335 return {}
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
336 else:
545629046c45 Fixed a bug in the message filter causing a traceback when no message filters are configured.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4021
diff changeset
337 return value
4566
a2e8f3c420ec Dealt with the M801 code style checker messages.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4343
diff changeset
338
a2e8f3c420ec Dealt with the M801 code style checker messages.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4343
diff changeset
339 #
a2e8f3c420ec Dealt with the M801 code style checker messages.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4343
diff changeset
340 # eflag: noqa = M801

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