Project/LexerAssociationDialog.py

Sun, 29 Jun 2014 20:13:56 +0200

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sun, 29 Jun 2014 20:13:56 +0200
changeset 3656
441956d8fce5
parent 3484
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child 4021
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permissions
-rw-r--r--

Started porting eric5 to PyQt5.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2009 - 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 a dialog to enter lexer associations for the project.
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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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14 from PyQt5.QtCore import Qt, pyqtSlot, qVersion
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15 from PyQt5.QtWidgets import QHeaderView, QTreeWidgetItem, QDialog
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16
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17 from .Ui_LexerAssociationDialog import Ui_LexerAssociationDialog
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18
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19
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20 class LexerAssociationDialog(QDialog, Ui_LexerAssociationDialog):
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21 """
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22 Class implementing a dialog to enter lexer associations for the project.
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23 """
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24 def __init__(self, project, parent=None):
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25 """
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26 Constructor
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27
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28 @param project reference to the project object
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29 @param parent reference to the parent widget (QWidget)
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30 """
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31 super(LexerAssociationDialog, self).__init__(parent)
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32 self.setupUi(self)
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33
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34 self.editorLexerList.headerItem().setText(
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35 self.editorLexerList.columnCount(), "")
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36 header = self.editorLexerList.header()
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37 if qVersion() >= "5.0.0":
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38 header.setSectionResizeMode(QHeaderView.ResizeToContents)
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39 else:
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40 header.setResizeMode(QHeaderView.ResizeToContents)
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41 header.setSortIndicator(0, Qt.AscendingOrder)
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42
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43 try:
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44 self.extsep = os.extsep
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45 except AttributeError:
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46 self.extsep = "."
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47
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48 self.extras = ["-----------", self.tr("Alternative")]
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49
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50 import QScintilla.Lexers
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51 languages = [''] + \
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52 sorted(QScintilla.Lexers.getSupportedLanguages().keys()) + \
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53 self.extras
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54 self.editorLexerCombo.addItems(languages)
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55
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56 from pygments.lexers import get_all_lexers
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57 pygmentsLexers = [''] + sorted([l[0] for l in get_all_lexers()])
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58 self.pygmentsLexerCombo.addItems(pygmentsLexers)
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59
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60 # set initial values
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61 self.project = project
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62 for ext, lexer in list(self.project.pdata["LEXERASSOCS"].items()):
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63 QTreeWidgetItem(self.editorLexerList, [ext, lexer])
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64 self.editorLexerList.sortByColumn(0, Qt.AscendingOrder)
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65
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66 @pyqtSlot()
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67 def on_addLexerButton_clicked(self):
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68 """
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69 Private slot to add the lexer association displayed to the list.
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70 """
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71 ext = self.editorFileExtEdit.text()
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72 if ext.startswith(self.extsep):
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73 ext.replace(self.extsep, "")
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74 lexer = self.editorLexerCombo.currentText()
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75 if lexer in self.extras:
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76 pygmentsLexer = self.pygmentsLexerCombo.currentText()
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77 if not pygmentsLexer:
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78 lexer = pygmentsLexer
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79 else:
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80 lexer = "Pygments|{0}".format(pygmentsLexer)
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81 if ext and lexer:
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82 itmList = self.editorLexerList.findItems(
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83 ext, Qt.MatchFlags(Qt.MatchExactly), 0)
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84 if itmList:
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85 index = self.editorLexerList.indexOfTopLevelItem(itmList[0])
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86 itm = self.editorLexerList.takeTopLevelItem(index)
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87 del itm
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88 QTreeWidgetItem(self.editorLexerList, [ext, lexer])
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89 self.editorFileExtEdit.clear()
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90 self.editorLexerCombo.setCurrentIndex(0)
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91 self.pygmentsLexerCombo.setCurrentIndex(0)
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92 self.editorLexerList.sortItems(
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93 self.editorLexerList.sortColumn(),
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94 self.editorLexerList.header().sortIndicatorOrder())
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95
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96 @pyqtSlot()
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97 def on_deleteLexerButton_clicked(self):
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98 """
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99 Private slot to delete the currently selected lexer association of the
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100 list.
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101 """
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102 itmList = self.editorLexerList.selectedItems()
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103 if itmList:
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104 index = self.editorLexerList.indexOfTopLevelItem(itmList[0])
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105 itm = self.editorLexerList.takeTopLevelItem(index)
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106 del itm
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107
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108 self.editorLexerList.clearSelection()
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109 self.editorFileExtEdit.clear()
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110 self.editorLexerCombo.setCurrentIndex(0)
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111
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112 def on_editorLexerList_itemClicked(self, itm, column):
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113 """
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114 Private slot to handle the clicked signal of the lexer association
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115 list.
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116
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117 @param itm reference to the selecte item (QTreeWidgetItem)
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118 @param column column the item was clicked or activated (integer)
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119 (ignored)
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120 """
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121 if itm is None:
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122 self.editorFileExtEdit.clear()
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123 self.editorLexerCombo.setCurrentIndex(0)
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124 self.pygmentsLexerCombo.setCurrentIndex(0)
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125 else:
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126 self.editorFileExtEdit.setText(itm.text(0))
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127 lexer = itm.text(1)
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128 if lexer.startswith("Pygments|"):
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129 pygmentsLexer = lexer.split("|")[1]
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130 pygmentsIndex = self.pygmentsLexerCombo.findText(pygmentsLexer)
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131 lexer = self.tr("Alternative")
0
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132 else:
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133 pygmentsIndex = 0
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134 index = self.editorLexerCombo.findText(lexer)
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135 self.editorLexerCombo.setCurrentIndex(index)
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136 self.pygmentsLexerCombo.setCurrentIndex(pygmentsIndex)
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137
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138 def on_editorLexerList_itemActivated(self, itm, column):
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139 """
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140 Private slot to handle the activated signal of the lexer association
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141 list.
0
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142
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143 @param itm reference to the selecte item (QTreeWidgetItem)
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144 @param column column the item was clicked or activated (integer)
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145 (ignored)
0
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146 """
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147 self.on_editorLexerList_itemClicked(itm, column)
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148
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149 @pyqtSlot(str)
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150 def on_editorLexerCombo_currentIndexChanged(self, text):
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151 """
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152 Private slot to handle the selection of a lexer.
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153
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154 @param text text of the line edit (string)
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155 """
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156 if text in self.extras:
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157 self.pygmentsLexerCombo.setEnabled(True)
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158 self.pygmentsLabel.setEnabled(True)
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159 else:
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160 self.pygmentsLexerCombo.setEnabled(False)
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161 self.pygmentsLabel.setEnabled(False)
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162
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163 def transferData(self):
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164 """
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165 Public slot to transfer the associations into the projects data
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166 structure.
0
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167 """
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168 self.project.pdata["LEXERASSOCS"] = {}
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169 for index in range(self.editorLexerList.topLevelItemCount()):
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170 itm = self.editorLexerList.topLevelItem(index)
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171 pattern = itm.text(0)
690
a2f8b36625e6 Fixed some py3flakes warnings.
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parents: 564
diff changeset
172 self.project.pdata["LEXERASSOCS"][pattern] = itm.text(1)

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