Plugins/PluginWizardQFileDialog.py

Fri, 11 Mar 2011 16:51:57 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Fri, 11 Mar 2011 16:51:57 +0100
changeset 945
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parent 791
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child 1131
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permissions
-rw-r--r--

Made code mostly PEP 8 compliant (except all whitespace and line length).

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2007 - 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 the QFileDialog wizard plugin.
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8 """
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9
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10 from PyQt4.QtCore import QObject
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11 from PyQt4.QtGui import QDialog
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12
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13 from E5Gui.E5Application import e5App
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14 from E5Gui.E5Action import E5Action
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15 from E5Gui import E5MessageBox
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16
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17 from WizardPlugins.FileDialogWizard.FileDialogWizardDialog import \
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18 FileDialogWizardDialog
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19
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20 # Start-Of-Header
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21 name = "QFileDialog Wizard Plugin"
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22 author = "Detlev Offenbach <detlev@die-offenbachs.de>"
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23 autoactivate = True
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24 deactivateable = True
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25 version = "5.1.0"
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26 className = "FileDialogWizard"
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27 packageName = "__core__"
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28 shortDescription = "Show the QFileDialog wizard."
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29 longDescription = """This plugin shows the QFileDialog wizard."""
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30 pyqtApi = 2
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31 # End-Of-Header
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32
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33 error = ""
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34
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35
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36 class FileDialogWizard(QObject):
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37 """
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38 Class implementing the QFileDialog wizard plugin.
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39 """
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40 def __init__(self, ui):
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41 """
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42 Constructor
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43
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44 @param ui reference to the user interface object (UI.UserInterface)
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45 """
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46 QObject.__init__(self, ui)
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47 self.__ui = ui
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48
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49 def activate(self):
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50 """
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51 Public method to activate this plugin.
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52
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53 @return tuple of None and activation status (boolean)
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54 """
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55 self.__initAction()
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56 self.__initMenu()
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57
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58 return None, True
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59
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60 def deactivate(self):
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61 """
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62 Public method to deactivate this plugin.
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63 """
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64 menu = self.__ui.getMenu("wizards")
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65 if menu:
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66 menu.removeAction(self.action)
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67 self.__ui.removeE5Actions([self.action], 'wizards')
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68
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69 def __initAction(self):
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70 """
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71 Private method to initialize the action.
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72 """
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73 self.action = E5Action(self.trUtf8('QFileDialog Wizard'),
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74 self.trUtf8('Q&FileDialog Wizard...'), 0, 0, self,
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75 'wizards_qfiledialog')
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76 self.action.setStatusTip(self.trUtf8('QFileDialog Wizard'))
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77 self.action.setWhatsThis(self.trUtf8(
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78 """<b>QFileDialog Wizard</b>"""
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79 """<p>This wizard opens a dialog for entering all the parameters"""
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80 """ needed to create a QFileDialog. The generated code is inserted"""
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81 """ at the current cursor position.</p>"""
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82 ))
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83 self.action.triggered[()].connect(self.__handle)
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84
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85 self.__ui.addE5Actions([self.action], 'wizards')
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86
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87 def __initMenu(self):
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88 """
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89 Private method to add the actions to the right menu.
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90 """
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91 menu = self.__ui.getMenu("wizards")
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92 if menu:
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93 menu.addAction(self.action)
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94
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95 def __callForm(self, editor):
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96 """
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97 Private method to display a dialog and get the code.
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98
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99 @param editor reference to the current editor
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100 @return the generated code (string)
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101 """
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102 dlg = FileDialogWizardDialog(None)
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103 if dlg.exec_() == QDialog.Accepted:
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104 line, index = editor.getCursorPosition()
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105 indLevel = editor.indentation(line) // editor.indentationWidth()
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106 if editor.indentationsUseTabs():
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107 indString = '\t'
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108 else:
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109 indString = editor.indentationWidth() * ' '
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110 return (dlg.getCode(indLevel, indString), 1)
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111 else:
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112 return (None, 0)
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113
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114 def __handle(self):
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115 """
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116 Private method to handle the wizards action
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117 """
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118 editor = e5App().getObject("ViewManager").activeWindow()
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119
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120 if editor == None:
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121 E5MessageBox.critical(self.__ui,
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122 self.trUtf8('No current editor'),
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123 self.trUtf8('Please open or create a file first.'))
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124 else:
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125 code, ok = self.__callForm(editor)
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126 if ok:
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127 line, index = editor.getCursorPosition()
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128 # It should be done on this way to allow undo
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129 editor.beginUndoAction()
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130 editor.insertAt(code, line, index)
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131 editor.endUndoAction()

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