eric6/Project/FiletypeAssociationDialog.py

Wed, 30 Dec 2020 11:00:44 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Wed, 30 Dec 2020 11:00:44 +0100
branch
maintenance
changeset 7924
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parent 7780
41420f82c0ac
child 8143
2c730d5fd177
permissions
-rw-r--r--

Updated copyright for 2021.

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1 # -*- coding: utf-8 -*-
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2
7924
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3 # Copyright (c) 2005 - 2021 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 filetype associations for the project.
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8 """
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9
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10 from PyQt5.QtCore import Qt, pyqtSlot
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11 from PyQt5.QtWidgets import QHeaderView, QDialog, QTreeWidgetItem
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12
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13 from .Ui_FiletypeAssociationDialog import Ui_FiletypeAssociationDialog
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14
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15
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16 class FiletypeAssociationDialog(QDialog, Ui_FiletypeAssociationDialog):
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17 """
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18 Class implementing a dialog to enter filetype associations for the project.
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19 """
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20 def __init__(self, project, parent=None):
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21 """
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22 Constructor
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23
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24 @param project reference to the project object
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25 @param parent reference to the parent widget (QWidget)
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26 """
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27 super(FiletypeAssociationDialog, self).__init__(parent)
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28 self.setupUi(self)
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29
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30 self.filetypeAssociationList.headerItem().setText(
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31 self.filetypeAssociationList.columnCount(), "")
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32 self.filetypeAssociationList.header().setSortIndicator(
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33 0, Qt.AscendingOrder)
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34
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35 # keep these lists in sync
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36 self.filetypes = ["SOURCES", "FORMS", "TRANSLATIONS", "RESOURCES",
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37 "INTERFACES", "PROTOCOLS", "OTHERS", "__IGNORE__"]
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38 self.filetypeStrings = [self.tr("Sources"), self.tr("Forms"),
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39 self.tr("Translations"),
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40 self.tr("Resources"),
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41 self.tr("Interfaces"),
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42 self.tr("Protocols"),
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43 self.tr("Others"),
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44 self.tr("Ignore")]
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45 self.filetypeCombo.addItems(self.filetypeStrings)
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46
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47 self.project = project
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48 for pattern, filetype in list(self.project.pdata["FILETYPES"].items()):
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49 try:
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50 index = self.filetypes.index(filetype)
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51 self.__createItem(pattern, self.filetypeStrings[index])
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52 except ValueError:
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53 pass # silently discard entries of unknown type
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54
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55 self.__resort()
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56 self.__reformat()
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57
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58 def __resort(self):
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59 """
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60 Private method to resort the tree.
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61 """
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62 self.filetypeAssociationList.sortItems(
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63 self.filetypeAssociationList.sortColumn(),
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64 self.filetypeAssociationList.header().sortIndicatorOrder())
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65
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66 def __reformat(self):
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67 """
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68 Private method to reformat the tree.
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69 """
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70 self.filetypeAssociationList.header().resizeSections(
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71 QHeaderView.ResizeToContents)
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72 self.filetypeAssociationList.header().setStretchLastSection(True)
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73
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74 def __createItem(self, pattern, filetype):
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75 """
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76 Private slot to create a new entry in the association list.
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77
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78 @param pattern pattern of the entry (string)
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79 @param filetype file type of the entry (string)
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80 @return reference to the newly generated entry (QTreeWidgetItem)
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81 """
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82 itm = QTreeWidgetItem(
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83 self.filetypeAssociationList, [pattern, filetype])
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84 return itm
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85
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86 def on_filetypeAssociationList_currentItemChanged(self, itm, prevItm):
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87 """
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88 Private slot to handle the currentItemChanged signal of the
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89 association list.
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90
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91 @param itm reference to the new current item (QTreeWidgetItem)
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92 @param prevItm reference to the previous current item (QTreeWidgetItem)
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93 """
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94 if itm is None:
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95 self.filePatternEdit.clear()
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96 self.filetypeCombo.setCurrentIndex(0)
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97 self.deleteAssociationButton.setEnabled(False)
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98 else:
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99 self.filePatternEdit.setText(itm.text(0))
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100 self.filetypeCombo.setCurrentIndex(
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101 self.filetypeCombo.findText(itm.text(1)))
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102 self.deleteAssociationButton.setEnabled(True)
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103
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104 @pyqtSlot()
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105 def on_addAssociationButton_clicked(self):
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106 """
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107 Private slot to add the association displayed to the list.
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108 """
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109 pattern = self.filePatternEdit.text()
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110 filetype = self.filetypeCombo.currentText()
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111 if pattern:
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112 items = self.filetypeAssociationList.findItems(
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113 pattern, Qt.MatchFlags(Qt.MatchExactly), 0)
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114 for itm in items:
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115 itm = self.filetypeAssociationList.takeTopLevelItem(
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116 self.filetypeAssociationList.indexOfTopLevelItem(itm))
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117 del itm
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118 itm = self.__createItem(pattern, filetype)
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119 self.__resort()
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120 self.__reformat()
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121 self.filePatternEdit.clear()
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122 self.filetypeCombo.setCurrentIndex(0)
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123 self.filetypeAssociationList.setCurrentItem(itm)
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124
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125 @pyqtSlot()
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126 def on_deleteAssociationButton_clicked(self):
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127 """
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128 Private slot to delete the currently selected association of the
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129 listbox.
0
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130 """
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131 for itm in self.filetypeAssociationList.selectedItems():
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132 itm = self.filetypeAssociationList.takeTopLevelItem(
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133 self.filetypeAssociationList.indexOfTopLevelItem(itm))
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134 del itm
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135
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136 self.filetypeAssociationList.clearSelection()
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137 self.filePatternEdit.clear()
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138 self.filetypeCombo.setCurrentIndex(0)
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139
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140 def on_filePatternEdit_textChanged(self, txt):
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141 """
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142 Private slot to handle the textChanged signal of the pattern lineedit.
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143
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144 @param txt text of the lineedit (string)
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145 """
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146 if not txt:
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147 self.addAssociationButton.setEnabled(False)
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148 self.deleteAssociationButton.setEnabled(False)
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149 else:
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150 self.addAssociationButton.setEnabled(True)
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151 if len(self.filetypeAssociationList.selectedItems()) == 0:
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152 self.deleteAssociationButton.setEnabled(False)
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153 else:
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154 self.deleteAssociationButton.setEnabled(
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155 self.filetypeAssociationList.selectedItems()[0]
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156 .text(0) == txt)
0
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157
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158 def transferData(self):
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159 """
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160 Public slot to transfer the associations into the projects data
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161 structure.
0
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162 """
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163 self.project.pdata["FILETYPES"] = {}
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164 for index in range(self.filetypeAssociationList.topLevelItemCount()):
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165 itm = self.filetypeAssociationList.topLevelItem(index)
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166 pattern = itm.text(0)
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167 index = self.filetypeStrings.index(itm.text(1))
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168 self.project.pdata["FILETYPES"][pattern] = self.filetypes[index]

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