Mercurial Repositories > Base64 Data URI Encoder Wizard / file comparison
comparison: PluginWizardDataUriEncoder.py
PluginWizardDataUriEncoder.py
- changeset 1
- 2fa6997ff09c
- parent 0
- 3ad485fab7d4
- child 3
- f01e48994421
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| 0:3ad485fab7d4 | 1:2fa6997ff09c |
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| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2013 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing the base64 data URI encoder wizard plug-in. | |
| 8 """ | |
| 9 | |
| 10 from __future__ import unicode_literals | |
| 11 | |
| 12 import os | |
| 13 | |
| 14 from PyQt4.QtCore import QObject, QTranslator | |
| 15 from PyQt4.QtGui import QDialog | |
| 16 | |
| 17 from E5Gui.E5Application import e5App | |
| 18 from E5Gui.E5Action import E5Action | |
| 19 from E5Gui import E5MessageBox | |
| 20 | |
| 21 # Start-of-Header | |
| 22 name = "Base64 Data URI Encoder Wizard Plug-in" | |
| 23 author = "Detlev Offenbach <detlev@die-offenbachs.de>" | |
| 24 autoactivate = True | |
| 25 deactivateable = True | |
| 26 version = "0.1.0" | |
| 27 className = "WizardDataUriEncoderPlugin" | |
| 28 packageName = "WizardDataUriEncoder" | |
| 29 shortDescription = "Wizard for the creation of code for a base64 data URI." | |
| 30 longDescription = \ | |
| 31 """This plug-in implements a wizard to generate code for""" \ | |
| 32 """ base64 encoded data URIs.""" | |
| 33 needsRestart = False | |
| 34 pyqtApi = 2 | |
| 35 # End-of-Header | |
| 36 | |
| 37 error = "" | |
| 38 | |
| 39 | |
| 40 class WizardDataUriEncoderPlugin(QObject): | |
| 41 """ | |
| 42 Class implementing the base64 data URI encoder wizard plug-in. | |
| 43 """ | |
| 44 def __init__(self, ui): | |
| 45 """ | |
| 46 Constructor | |
| 47 | |
| 48 @param ui reference to the user interface object (UI.UserInterface) | |
| 49 """ | |
| 50 QObject.__init__(self, ui) | |
| 51 self.__ui = ui | |
| 52 self.__action = None | |
| 53 | |
| 54 self.__translator = None | |
| 55 self.__loadTranslator() | |
| 56 | |
| 57 def __initialize(self): | |
| 58 """ | |
| 59 Private slot to (re)initialize the plug-in. | |
| 60 """ | |
| 61 self.__act = None | |
| 62 | |
| 63 def activate(self): | |
| 64 """ | |
| 65 Public method to activate this plug-in. | |
| 66 | |
| 67 @return tuple of None and activation status (boolean) | |
| 68 """ | |
| 69 self.__initAction() | |
| 70 self.__initMenu() | |
| 71 | |
| 72 return None, True | |
| 73 | |
| 74 def deactivate(self): | |
| 75 """ | |
| 76 Public method to deactivate this plug-in. | |
| 77 """ | |
| 78 menu = self.__ui.getMenu("wizards") | |
| 79 if menu: | |
| 80 menu.removeAction(self.__action) | |
| 81 self.__ui.removeE5Actions([self.__action], 'wizards') | |
| 82 | |
| 83 def __loadTranslator(self): | |
| 84 """ | |
| 85 Private method to load the translation file. | |
| 86 """ | |
| 87 if self.__ui is not None: | |
| 88 loc = self.__ui.getLocale() | |
| 89 if loc and loc != "C": | |
| 90 locale_dir = os.path.join( | |
| 91 os.path.dirname(__file__), "WizardDataUriEncoder", "i18n") | |
| 92 translation = "datauriencoder_{0}".format(loc) | |
| 93 translator = QTranslator(None) | |
| 94 loaded = translator.load(translation, locale_dir) | |
| 95 if loaded: | |
| 96 self.__translator = translator | |
| 97 e5App().installTranslator(self.__translator) | |
| 98 else: | |
| 99 print("Warning: translation file '{0}' could not be" | |
| 100 " loaded.".format(translation)) | |
| 101 print("Using default.") | |
| 102 | |
| 103 def __initAction(self): | |
| 104 """ | |
| 105 Private method to initialize the action. | |
| 106 """ | |
| 107 self.__action = E5Action( | |
| 108 self.trUtf8('Base64 Data Uri Encoder Wizard'), | |
| 109 self.trUtf8('Base&64 Data Uri Encoder Wizard...'), | |
| 110 0, 0, self, | |
| 111 'wizards_datauriencoder') | |
| 112 self.__action.setStatusTip(self.trUtf8('.desktop Wizard')) | |
| 113 self.__action.setWhatsThis(self.trUtf8( | |
| 114 """<b>Base64 Data Uri Encoder Wizard</b>""" | |
| 115 """<p>This wizard opens a dialog for entering all the parameters""" | |
| 116 """ needed to create code for a base64 encoded data URI.</p>""" | |
| 117 )) | |
| 118 self.__action.triggered[()].connect(self.__handle) | |
| 119 | |
| 120 self.__ui.addE5Actions([self.__action], 'wizards') | |
| 121 | |
| 122 def __initMenu(self): | |
| 123 """ | |
| 124 Private method to add the actions to the right menu. | |
| 125 """ | |
| 126 menu = self.__ui.getMenu("wizards") | |
| 127 if menu: | |
| 128 menu.addAction(self.__action) | |
| 129 | |
| 130 def __handle(self): | |
| 131 """ | |
| 132 Private method to handle the wizards action. | |
| 133 """ | |
| 134 editor = e5App().getObject("ViewManager").activeWindow() | |
| 135 | |
| 136 if editor is None: | |
| 137 E5MessageBox.critical( | |
| 138 self.__ui, | |
| 139 self.trUtf8('No current editor'), | |
| 140 self.trUtf8('Please open or create a file first.')) | |
| 141 else: | |
| 142 from WizardDataUriEncoder.DataUriEncoderWizardDialog import \ | |
| 143 DataUriEncoderWizardDialog | |
| 144 dlg = DataUriEncoderWizardDialog(None) | |
| 145 if dlg.exec_() == QDialog.Accepted: | |
| 146 code = dlg.getCode() | |
| 147 if code: | |
| 148 line, index = editor.getCursorPosition() | |
| 149 # It should be done on this way to allow undo | |
| 150 editor.beginUndoAction() | |
| 151 editor.insertAt(code, line, index) | |
| 152 editor.endUndoAction() |
