UI/FindFileNameDialog.py

Sun, 05 Jun 2011 18:25:36 +0200

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sun, 05 Jun 2011 18:25:36 +0200
changeset 1112
8a7d1b9d18db
parent 998
eb7a1af5d9fc
child 1131
7781e396c903
permissions
-rw-r--r--

Improved code quality by getting rid of star imports. That way pyflakes can do its job. A few bugs fixed found by flakes.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2004 - 2011 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 search for files.
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8 """
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9
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10 import os
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11 import sys
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12
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13 from PyQt4.QtCore import pyqtSignal, pyqtSlot
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14 from PyQt4.QtGui import QWidget, QHeaderView, QApplication, QDialogButtonBox, \
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15 QTreeWidgetItem
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16
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17 from E5Gui.E5Completers import E5DirCompleter
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18 from E5Gui import E5FileDialog
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19
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20 from .Ui_FindFileNameDialog import Ui_FindFileNameDialog
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21 from Utilities import direntries
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22 import Utilities
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23
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24
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25 class FindFileNameDialog(QWidget, Ui_FindFileNameDialog):
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26 """
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27 Class implementing a dialog to search for files.
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28
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29 The occurrences found are displayed in a QTreeWidget showing the
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30 filename and the pathname. The file will be opened upon a double click
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31 onto the respective entry of the list.
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32
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33 @signal sourceFile(str) emitted to open a file in the editor
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34 @signal designerFile(str) emitted to open a Qt-Designer file
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35 """
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36 sourceFile = pyqtSignal(str)
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37 designerFile = pyqtSignal(str)
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38
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39 def __init__(self, project, parent=None):
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40 """
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41 Constructor
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42
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43 @param project reference to the project object
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44 @param parent parent widget of this dialog (QWidget)
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45 """
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46 QWidget.__init__(self, parent)
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47 self.setupUi(self)
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48
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49 self.searchDirCompleter = E5DirCompleter(self.searchDirEdit)
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50
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51 self.fileList.headerItem().setText(self.fileList.columnCount(), "")
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52
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53 self.stopButton = \
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54 self.buttonBox.addButton(self.trUtf8("Stop"), QDialogButtonBox.ActionRole)
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55 self.stopButton.setToolTip(self.trUtf8("Press to stop the search"))
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56 self.stopButton.setEnabled(False)
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57 self.buttonBox.button(QDialogButtonBox.Open).setToolTip(
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58 self.trUtf8("Opens the selected file"))
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59
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60 self.project = project
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61 self.extsepLabel.setText(os.extsep)
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62
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63 self.shouldStop = False
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64
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65 def on_buttonBox_clicked(self, button):
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66 """
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67 Private slot called by a button of the button box clicked.
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68
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69 @param button button that was clicked (QAbstractButton)
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70 """
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71 if button == self.stopButton:
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72 self.shouldStop = True
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73 elif button == self.buttonBox.button(QDialogButtonBox.Open):
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74 self.__openFile()
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75
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76 def __openFile(self):
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77 """
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78 Private slot to open a file.
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79
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80 It emits the signal
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81 sourceFile or designerFile depending on the file extension.
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82 """
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83 itm = self.fileList.currentItem()
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84 fileName = itm.text(0)
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85 filePath = itm.text(1)
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86
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87 if fileName.endswith('.ui'):
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88 self.designerFile.emit(os.path.join(filePath, fileName))
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89 else:
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90 self.sourceFile.emit(os.path.join(filePath, fileName))
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91
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92 def __searchFile(self):
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93 """
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94 Private slot to handle the search.
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95 """
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96 fileName = self.fileNameEdit.text()
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97 if not fileName:
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98 self.fileList.clear()
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99 return
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100 fileExt = self.fileExtEdit.text()
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101 if not fileExt and Utilities.isWindowsPlatform():
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102 self.fileList.clear()
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103 return
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104
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105 patternFormat = fileExt and "{0}{1}{2}*" or "{0}*{1}{2}"
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106 fileNamePattern = patternFormat.format(fileName, os.extsep,
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107 fileExt and fileExt or '*')
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108
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109 searchPaths = []
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110 if self.searchDirCheckBox.isChecked() and \
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111 self.searchDirEdit.text() != "":
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112 searchPaths.append(self.searchDirEdit.text())
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113 if self.projectCheckBox.isChecked():
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114 searchPaths.append(self.project.ppath)
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115 if self.syspathCheckBox.isChecked():
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116 searchPaths.extend(sys.path)
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117
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118 found = False
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119 self.fileList.clear()
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120 locations = {}
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121 self.shouldStop = False
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122 self.stopButton.setEnabled(True)
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123 QApplication.processEvents()
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124
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125 for path in searchPaths:
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126 if os.path.isdir(path):
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127 files = direntries(path, True, fileNamePattern, False, self.checkStop)
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128 if files:
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129 found = True
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130 for file in files:
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parents:
diff changeset
131 fp, fn = os.path.split(file)
12
1d8dd9706f46 First commit after changing to Python 3.1.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 0
diff changeset
132 if fn in locations:
0
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parents:
diff changeset
133 if fp in locations[fn]:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
134 continue
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
135 else:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
136 locations[fn].append(fp)
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parents:
diff changeset
137 else:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
138 locations[fn] = [fp]
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
139 QTreeWidgetItem(self.fileList, [fn, fp])
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parents:
diff changeset
140 QApplication.processEvents()
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parents:
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141
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parents:
diff changeset
142 del locations
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parents:
diff changeset
143 self.buttonBox.button(QDialogButtonBox.Open).setEnabled(found)
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parents:
diff changeset
144 self.stopButton.setEnabled(False)
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parents:
diff changeset
145 self.fileList.header().resizeSections(QHeaderView.ResizeToContents)
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parents:
diff changeset
146 self.fileList.header().setStretchLastSection(True)
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147
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parents:
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148 def checkStop(self):
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parents:
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149 """
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parents:
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150 Public method to check, if the search should be stopped.
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151
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parents:
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152 @return flag indicating the search should be stopped (boolean)
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153 """
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parents:
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154 QApplication.processEvents()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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155 return self.shouldStop
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parents:
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156
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parents:
diff changeset
157 def on_fileNameEdit_textChanged(self, text):
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parents:
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158 """
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parents:
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159 Private slot to handle the textChanged signal of the file name edit.
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parents:
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160
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parents:
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161 @param text (ignored)
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parents:
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162 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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163 self.__searchFile()
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parents:
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164
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parents:
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165 def on_fileExtEdit_textChanged(self, text):
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parents:
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166 """
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parents:
diff changeset
167 Private slot to handle the textChanged signal of the file extension edit.
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parents:
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168
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parents:
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169 @param text (ignored)
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parents:
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170 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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171 self.__searchFile()
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parents:
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172
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parents:
diff changeset
173 def on_searchDirEdit_textChanged(self, text):
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parents:
diff changeset
174 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
175 Private slot to handle the textChanged signal of the search directory edit.
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parents:
diff changeset
176
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parents:
diff changeset
177 @param text text of the search dir edit (string)
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parents:
diff changeset
178 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
179 self.searchDirCheckBox.setEnabled(text != "")
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parents:
diff changeset
180 if self.searchDirCheckBox.isChecked():
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parents:
diff changeset
181 self.__searchFile()
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parents:
diff changeset
182
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parents:
diff changeset
183
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parents:
diff changeset
184 @pyqtSlot()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
185 def on_searchDirButton_clicked(self):
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parents:
diff changeset
186 """
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 882
diff changeset
187 Private slot to handle the clicked signal of the search directory selection
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
188 button.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
189 """
882
34b86be88bf0 Redid the native file dialog code to be future proof.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 880
diff changeset
190 searchDir = E5FileDialog.getExistingDirectory(
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
191 None,
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
192 self.trUtf8("Select search directory"),
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
193 self.searchDirEdit.text(),
882
34b86be88bf0 Redid the native file dialog code to be future proof.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 880
diff changeset
194 E5FileDialog.Options(E5FileDialog.ShowDirsOnly))
0
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parents:
diff changeset
195
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
196 if searchDir:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
197 self.searchDirEdit.setText(Utilities.toNativeSeparators(searchDir))
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parents:
diff changeset
198
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parents:
diff changeset
199 def on_searchDirCheckBox_toggled(self, checked):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
200 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
201 Private slot to handle the toggled signal of the search directory checkbox.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
202
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parents:
diff changeset
203 @param checked flag indicating the state of the checkbox (boolean)
de9c2efb9d02 Started porting eric4 to Python3
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parents:
diff changeset
204 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
205 if self.searchDirEdit.text():
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
206 self.__searchFile()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
207
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
208 def on_projectCheckBox_toggled(self, checked):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
209 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
210 Private slot to handle the toggled signal of the project checkbox.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
211
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parents:
diff changeset
212 @param checked flag indicating the state of the checkbox (boolean)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
213 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
214 self.__searchFile()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
215
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
216 def on_syspathCheckBox_toggled(self, checked):
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 Private slot to handle the toggled signal of the sys.path checkbox.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
219
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
220 @param checked flag indicating the state of the checkbox (boolean)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
221 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
222 self.__searchFile()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
223
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
224 def on_fileList_itemActivated(self, itm, column):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
225 """
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 882
diff changeset
226 Private slot to handle the double click on a file item.
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
227
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
228 It emits the signal
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
229 sourceFile or designerFile depending on the file extension.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
230
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
231 @param itm the double clicked listview item (QTreeWidgetItem)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
232 @param column column that was double clicked (integer) (ignored)
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 self.__openFile()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
235
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
236 def show(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
237 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
238 Overwritten method to enable/disable the project checkbox.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
239 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
240 if self.project and self.project.isOpen():
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
241 self.projectCheckBox.setEnabled(True)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
242 self.projectCheckBox.setChecked(True)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
243 else:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
244 self.projectCheckBox.setEnabled(False)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
245 self.projectCheckBox.setChecked(False)
de9c2efb9d02 Started porting eric4 to Python3
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 self.fileNameEdit.selectAll()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
248 self.fileNameEdit.setFocus()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
249
880
52ed20236a1c Added the option to not use the native file dialog to prevent crashes on Linux.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
250 QWidget.show(self)

eric ide

mercurial