Preferences/ConfigurationPages/EditorHighlightersPage.py

Sun, 29 Sep 2013 15:54:10 +0200

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sun, 29 Sep 2013 15:54:10 +0200
changeset 2964
84b65fb9e780
parent 2302
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child 3010
befeff46ec0f
permissions
-rw-r--r--

Continued correcting doc strings by using the new doc string checker.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2006 - 2013 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 Editor Highlighter Associations configuration page.
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8 """
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9
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10 import os
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11
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12 from pygments.lexers import get_all_lexers
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13
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14 from PyQt4.QtCore import Qt, pyqtSlot, qVersion
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15 from PyQt4.QtGui import QHeaderView, QTreeWidgetItem
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16
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17 from .ConfigurationPageBase import ConfigurationPageBase
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18 from .Ui_EditorHighlightersPage import Ui_EditorHighlightersPage
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19
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20 import Preferences
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21
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22
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23 class EditorHighlightersPage(ConfigurationPageBase, Ui_EditorHighlightersPage):
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24 """
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25 Class implementing the Editor Highlighter Associations configuration page.
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26 """
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27 def __init__(self, lexers):
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28 """
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29 Constructor
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30
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31 @param lexers reference to the lexers dictionary
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32 """
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33 super().__init__()
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34 self.setupUi(self)
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35 self.setObjectName("EditorHighlightersPage")
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36
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37 self.editorLexerList.headerItem().setText(self.editorLexerList.columnCount(), "")
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38 header = self.editorLexerList.header()
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39 if qVersion() >= "5.0.0":
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40 header.setSectionResizeMode(QHeaderView.ResizeToContents)
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41 else:
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42 header.setResizeMode(QHeaderView.ResizeToContents)
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43 header.setSortIndicator(0, Qt.AscendingOrder)
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44
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45 try:
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46 self.extsep = os.extsep
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47 except AttributeError:
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48 self.extsep = "."
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49
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50 self.extras = ["-----------", self.trUtf8("Alternative")]
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51 languages = [''] + sorted(lexers.keys()) + self.extras
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52 self.editorLexerCombo.addItems(languages)
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53
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54 pygmentsLexers = [''] + sorted([l[0] for l in get_all_lexers()])
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55 self.pygmentsLexerCombo.addItems(pygmentsLexers)
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56
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57 # set initial values
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58 lexerAssocs = Preferences.getEditorLexerAssocs()
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59 for ext in lexerAssocs:
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60 QTreeWidgetItem(self.editorLexerList, [ext, lexerAssocs[ext]])
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61 self.editorLexerList.sortByColumn(0, Qt.AscendingOrder)
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62
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63 def save(self):
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64 """
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65 Public slot to save the Editor Highlighter Associations configuration.
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66 """
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67 lexerAssocs = {}
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68 for index in range(
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69 self.editorLexerList.topLevelItemCount()):
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70 itm = self.editorLexerList.topLevelItem(index)
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71 lexerAssocs[itm.text(0)] = itm.text(1)
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72 Preferences.setEditorLexerAssocs(lexerAssocs)
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73
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74 @pyqtSlot()
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75 def on_addLexerButton_clicked(self):
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76 """
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77 Private slot to add the lexer association displayed to the list.
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78 """
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79 ext = self.editorFileExtEdit.text()
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80 if ext.startswith(self.extsep):
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81 ext.replace(self.extsep, "")
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82 lexer = self.editorLexerCombo.currentText()
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83 if lexer in self.extras:
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84 pygmentsLexer = self.pygmentsLexerCombo.currentText()
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85 if not pygmentsLexer:
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86 lexer = pygmentsLexer
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87 else:
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88 lexer = "Pygments|{0}".format(pygmentsLexer)
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89 if ext and lexer:
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90 itmList = self.editorLexerList.findItems(
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91 ext, Qt.MatchFlags(Qt.MatchExactly), 0)
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92 if itmList:
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93 index = self.editorLexerList.indexOfTopLevelItem(itmList[0])
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94 itm = self.editorLexerList.takeTopLevelItem(index)
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95 del itm
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96 QTreeWidgetItem(self.editorLexerList, [ext, lexer])
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97 self.editorFileExtEdit.clear()
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98 self.editorLexerCombo.setCurrentIndex(0)
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99 self.pygmentsLexerCombo.setCurrentIndex(0)
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100 self.editorLexerList.sortItems(self.editorLexerList.sortColumn(),
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101 self.editorLexerList.header().sortIndicatorOrder())
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102
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103 @pyqtSlot()
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104 def on_deleteLexerButton_clicked(self):
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105 """
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106 Private slot to delete the currently selected lexer association of the
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107 list.
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108 """
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109 itmList = self.editorLexerList.selectedItems()
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110 if itmList:
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111 index = self.editorLexerList.indexOfTopLevelItem(itmList[0])
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112 itm = self.editorLexerList.takeTopLevelItem(index)
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113 del itm
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114
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115 self.editorLexerList.clearSelection()
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116 self.editorFileExtEdit.clear()
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117 self.editorLexerCombo.setCurrentIndex(0)
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118
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119 def on_editorLexerList_itemClicked(self, itm, column):
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120 """
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121 Private slot to handle the clicked signal of the lexer association
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122 list.
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123
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124 @param itm reference to the selecte item (QTreeWidgetItem)
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125 @param column column the item was clicked or activated (integer)
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126 (ignored)
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127 """
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128 if itm is None:
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129 self.editorFileExtEdit.clear()
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130 self.editorLexerCombo.setCurrentIndex(0)
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131 self.pygmentsLexerCombo.setCurrentIndex(0)
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132 else:
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133 self.editorFileExtEdit.setText(itm.text(0))
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134 lexer = itm.text(1)
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135 if lexer.startswith("Pygments|"):
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136 pygmentsLexer = lexer.split("|")[1]
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137 pygmentsIndex = self.pygmentsLexerCombo.findText(pygmentsLexer)
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138 lexer = self.trUtf8("Alternative")
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139 else:
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140 pygmentsIndex = 0
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141 index = self.editorLexerCombo.findText(lexer)
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142 self.editorLexerCombo.setCurrentIndex(index)
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143 self.pygmentsLexerCombo.setCurrentIndex(pygmentsIndex)
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144
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145 def on_editorLexerList_itemActivated(self, itm, column):
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146 """
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147 Private slot to handle the activated signal of the lexer association
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148 list.
0
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149
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150 @param itm reference to the selecte item (QTreeWidgetItem)
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151 @param column column the item was clicked or activated (integer)
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152 (ignored)
0
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153 """
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154 self.on_editorLexerList_itemClicked(itm, column)
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155
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156 @pyqtSlot(str)
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157 def on_editorLexerCombo_currentIndexChanged(self, text):
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158 """
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159 Private slot to handle the selection of a lexer.
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160
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161 @param text text of the lexer combo (string)
0
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162 """
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163 if text in self.extras:
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164 self.pygmentsLexerCombo.setEnabled(True)
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165 self.pygmentsLabel.setEnabled(True)
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166 else:
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167 self.pygmentsLexerCombo.setEnabled(False)
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168 self.pygmentsLabel.setEnabled(False)
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169
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170
0
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171 def create(dlg):
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172 """
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173 Module function to create the configuration page.
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174
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175 @param dlg reference to the configuration dialog
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176 @return reference to the instantiated page (ConfigurationPageBase)
0
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177 """
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178 page = EditorHighlightersPage(dlg.getLexers())
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179 return page

eric ide

mercurial