QScintilla/APIsManager.py

Sat, 05 Jul 2014 15:02:45 +0200

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sat, 05 Jul 2014 15:02:45 +0200
changeset 3682
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parent 3656
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child 4021
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permissions
-rw-r--r--

Changed a few files to reference eric6.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2007 - 2014 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 implementing the APIsManager.
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8 """
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9
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10 from __future__ import unicode_literals
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11
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12 import os
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13
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14 from PyQt5.QtCore import QDir, QFileInfo, pyqtSignal, QObject
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15 from PyQt5.Qsci import QsciAPIs
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16
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17 from . import Lexers
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18 import Preferences
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19 import Globals
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20
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21
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22 class APIs(QObject):
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23 """
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24 Class implementing an API storage entity.
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25
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26 @signal apiPreparationFinished() emitted after the API preparation has
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27 finished
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28 @signal apiPreparationCancelled() emitted after the API preparation has
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29 been cancelled
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30 @signal apiPreparationStarted() emitted after the API preparation has
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31 started
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32 """
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33 apiPreparationFinished = pyqtSignal()
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34 apiPreparationCancelled = pyqtSignal()
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35 apiPreparationStarted = pyqtSignal()
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36
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37 def __init__(self, language, forPreparation=False, parent=None):
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38 """
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39 Constructor
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40
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41 @param language language of the APIs object (string)
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42 @param forPreparation flag indicating this object is just needed
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43 for a preparation process (boolean)
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44 @param parent reference to the parent object (QObject)
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45 """
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46 super(APIs, self).__init__(parent)
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47 self.setObjectName("APIs_{0}".format(language))
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48
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49 self.__inPreparation = False
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50 self.__language = language
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51 self.__forPreparation = forPreparation
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52 self.__lexer = Lexers.getLexer(self.__language)
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53 self.__apifiles = Preferences.getEditorAPI(self.__language)
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54 self.__apifiles.sort()
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55 if self.__lexer is None:
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56 self.__apis = None
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57 else:
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58 self.__apis = QsciAPIs(self.__lexer)
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59 self.__apis.apiPreparationFinished.connect(
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60 self.__apiPreparationFinished)
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61 self.__apis.apiPreparationCancelled.connect(
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62 self.__apiPreparationCancelled)
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63 self.__apis.apiPreparationStarted.connect(
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64 self.__apiPreparationStarted)
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65 self.__loadAPIs()
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66
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67 def __loadAPIs(self):
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68 """
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69 Private method to load the APIs.
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70 """
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71 if self.__apis.isPrepared():
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72 # load a prepared API file
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73 if not self.__forPreparation and \
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74 Preferences.getEditor("AutoPrepareAPIs"):
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75 self.prepareAPIs()
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76 self.__apis.loadPrepared()
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77 else:
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78 # load the raw files and prepare the API file
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79 if not self.__forPreparation and \
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80 Preferences.getEditor("AutoPrepareAPIs"):
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81 self.prepareAPIs(ondemand=True)
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82
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83 def reloadAPIs(self):
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84 """
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85 Public method to reload the API information.
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86 """
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87 if not self.__forPreparation and \
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88 Preferences.getEditor("AutoPrepareAPIs"):
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89 self.prepareAPIs()
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90 self.__loadAPIs()
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91
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92 def getQsciAPIs(self):
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93 """
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94 Public method to get a reference to QsciAPIs object.
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95
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96 @return reference to the QsciAPIs object (QsciAPIs)
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97 """
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98 if not self.__forPreparation and \
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99 Preferences.getEditor("AutoPrepareAPIs"):
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100 self.prepareAPIs()
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101 return self.__apis
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102
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103 def __apiPreparationFinished(self):
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104 """
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105 Private method called to save an API, after it has been prepared.
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106 """
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107 self.__apis.savePrepared()
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108 self.__inPreparation = False
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109 self.apiPreparationFinished.emit()
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110
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111 def __apiPreparationCancelled(self):
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112 """
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113 Private method called, after the API preparation process has been
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114 cancelled.
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115 """
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116 self.__inPreparation = False
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117 self.apiPreparationCancelled.emit()
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118
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119 def __apiPreparationStarted(self):
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120 """
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121 Private method called, when the API preparation process started.
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122 """
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123 self.__inPreparation = True
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124 self.apiPreparationStarted.emit()
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125
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126 def prepareAPIs(self, ondemand=False, rawList=None):
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127 """
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128 Public method to prepare the APIs if necessary.
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129
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130 @keyparam ondemand flag indicating a requested preparation (boolean)
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parents:
diff changeset
131 @keyparam rawList list of raw API files (list of strings)
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parents:
diff changeset
132 """
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parents:
diff changeset
133 if self.__apis is None or self.__inPreparation:
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parents:
diff changeset
134 return
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parents:
diff changeset
135
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parents:
diff changeset
136 needsPreparation = False
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parents:
diff changeset
137 if ondemand:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
138 needsPreparation = True
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parents:
diff changeset
139 else:
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parents:
diff changeset
140 # check, if a new preparation is necessary
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
141 preparedAPIs = self.__defaultPreparedName()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
142 if preparedAPIs:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
143 preparedAPIsInfo = QFileInfo(preparedAPIs)
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parents:
diff changeset
144 if not preparedAPIsInfo.exists():
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
145 needsPreparation = True
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parents:
diff changeset
146 else:
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parents:
diff changeset
147 preparedAPIsTime = preparedAPIsInfo.lastModified()
3011
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parents: 2614
diff changeset
148 apifiles = sorted(
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2614
diff changeset
149 Preferences.getEditorAPI(self.__language))
0
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parents:
diff changeset
150 if self.__apifiles != apifiles:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
151 needsPreparation = True
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parents:
diff changeset
152 for apifile in apifiles:
3011
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parents: 2614
diff changeset
153 if QFileInfo(apifile).lastModified() > \
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parents: 2614
diff changeset
154 preparedAPIsTime:
0
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parents:
diff changeset
155 needsPreparation = True
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parents:
diff changeset
156 break
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parents:
diff changeset
157
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parents:
diff changeset
158 if needsPreparation:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
159 # do the preparation
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
160 self.__apis.clear()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
161 if rawList:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
162 apifiles = rawList
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parents:
diff changeset
163 else:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
164 apifiles = Preferences.getEditorAPI(self.__language)
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parents:
diff changeset
165 for apifile in apifiles:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
166 self.__apis.load(apifile)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
167 self.__apis.prepare()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
168 self.__apifiles = apifiles
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parents:
diff changeset
169
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
170 def cancelPreparation(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
171 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
172 Public slot to cancel the APIs preparation.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
173 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
174 self.__apis and self.__apis.cancelPreparation()
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parents:
diff changeset
175
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parents:
diff changeset
176 def installedAPIFiles(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
177 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
178 Public method to get a list of installed API files.
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parents:
diff changeset
179
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parents:
diff changeset
180 @return list of installed API files (list of strings)
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parents:
diff changeset
181 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
182 if self.__apis is not None:
2614
9c49b4419ea7 Changed the logic for detecting and using the PyQt4 module directory.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2608
diff changeset
183 if Globals.isWindowsPlatform():
3011
18292228c724 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2614
diff changeset
184 qsciPath = os.path.join(
3656
441956d8fce5 Started porting eric5 to PyQt5.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3515
diff changeset
185 Globals.getPyQt5ModulesDirectory(), "qsci")
290
1e0ab7fcff96 Fixed another issue when using the PyQt4 windows installer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 97
diff changeset
186 if os.path.exists(qsciPath):
1e0ab7fcff96 Fixed another issue when using the PyQt4 windows installer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 97
diff changeset
187 # it's the installer
3468
869d0b6e1e16 Added an API file for QSS and corrected an issue in the APIs manager.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
188 if self.__lexer.lexerName() is not None:
3096
23856c207f81 Fixed an issue on Windows in the APIs manager when a lexer return None.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3011
diff changeset
189 apidir = os.path.join(qsciPath, "api",
3468
869d0b6e1e16 Added an API file for QSS and corrected an issue in the APIs manager.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
190 self.__lexer.lexerName())
3096
23856c207f81 Fixed an issue on Windows in the APIs manager when a lexer return None.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3011
diff changeset
191 fnames = []
23856c207f81 Fixed an issue on Windows in the APIs manager when a lexer return None.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3011
diff changeset
192 filist = QDir(apidir).entryInfoList(
23856c207f81 Fixed an issue on Windows in the APIs manager when a lexer return None.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3011
diff changeset
193 ["*.api"], QDir.Files, QDir.IgnoreCase)
23856c207f81 Fixed an issue on Windows in the APIs manager when a lexer return None.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3011
diff changeset
194 for fi in filist:
23856c207f81 Fixed an issue on Windows in the APIs manager when a lexer return None.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3011
diff changeset
195 fnames.append(fi.absoluteFilePath())
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3011
diff changeset
196 return fnames
23856c207f81 Fixed an issue on Windows in the APIs manager when a lexer return None.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3011
diff changeset
197 else:
23856c207f81 Fixed an issue on Windows in the APIs manager when a lexer return None.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3011
diff changeset
198 return []
290
1e0ab7fcff96 Fixed another issue when using the PyQt4 windows installer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 97
diff changeset
199
0
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parents:
diff changeset
200 return self.__apis.installedAPIFiles()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
201 else:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
202 return []
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
203
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
204 def __defaultPreparedName(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
205 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
206 Private method returning the default name of a prepared API file.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
207
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parents:
diff changeset
208 @return complete filename for the Prepared APIs file (string)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
209 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
210 if self.__apis is not None:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
211 return self.__apis.defaultPreparedName()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
212 else:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
213 return ""
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parents:
diff changeset
214
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
215
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
216 class APIsManager(QObject):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
217 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
218 Class implementing the APIsManager class, which is the central store for
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
219 API information used by autocompletion and calltips.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
220 """
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
221 def __init__(self, parent=None):
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
222 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
223 Constructor
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
224
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
225 @param parent reference to the parent object (QObject)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
226 """
2525
8b507a9a2d40 Script changes: Future import added, super calls modified and unicode behavior for str.
T.Rzepka <Tobias.Rzepka@gmail.com>
parents: 2302
diff changeset
227 super(APIsManager, self).__init__(parent)
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
228 self.setObjectName("APIsManager")
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
229
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
230 self.__apis = {}
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
231
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
232 def reloadAPIs(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
233 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
234 Public slot to reload the api information.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
235 """
12
1d8dd9706f46 First commit after changing to Python 3.1.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 0
diff changeset
236 for api in list(self.__apis.values()):
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
237 api and api.reloadAPIs()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
238
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
239 def getAPIs(self, language, forPreparation=False):
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
240 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
241 Public method to get an apis object for autocompletion/calltips.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
242
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
243 This method creates and loads an APIs object dynamically upon request.
3011
18292228c724 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2614
diff changeset
244 This saves memory for languages, that might not be needed at the
18292228c724 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2614
diff changeset
245 moment.
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
246
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
247 @param language the language of the requested api object (string)
3011
18292228c724 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2614
diff changeset
248 @param forPreparation flag indicating the requested api object is just
18292228c724 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2614
diff changeset
249 needed for a preparation process (boolean)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
250 @return the apis object (APIs)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
251 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
252 if forPreparation:
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
253 return APIs(language, forPreparation=forPreparation)
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
254 else:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
255 try:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
256 return self.__apis[language]
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
257 except KeyError:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
258 if language in Lexers.getSupportedLanguages():
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
259 # create the api object
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
260 self.__apis[language] = APIs(language)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
261 return self.__apis[language]
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
262 else:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
263 return None

eric ide

mercurial