E5XML/ShortcutsHandler.py

Fri, 10 Sep 2010 08:54:33 +0200

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Fri, 10 Sep 2010 08:54:33 +0200
changeset 580
45c38566b001
parent 50
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child 792
a13346916170
permissions
-rw-r--r--

Implemented the plug-in repository reader.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2003 - 2010 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 handler class for reading a keyboard shortcuts file.
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8 """
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9
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10 from .Config import shortcutsFileFormatVersion
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11 from .XMLHandlerBase import XMLHandlerBase
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12
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13 class ShortcutsHandler(XMLHandlerBase):
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14 """
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15 Class implementing a sax handler to read a keyboard shortcuts file.
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16 """
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17 def __init__(self):
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18 """
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19 Constructor
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20 """
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21 XMLHandlerBase.__init__(self)
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22
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23 self.startDocumentSpecific = self.startDocumentShortcuts
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24
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25 self.elements.update({
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26 'Shortcuts' : (self.startShortcuts, self.defaultEndElement),
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27 'Shortcut' : (self.startShortcut, self.endShortcut),
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28 'Name' : (self.defaultStartElement, self.endName),
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29 'Accel' : (self.defaultStartElement, self.endAccel),
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30 'AltAccel' : (self.defaultStartElement, self.endAltAccel),
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31 })
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32
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33 def startDocumentShortcuts(self):
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34 """
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35 Handler called, when the document parsing is started.
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36 """
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37 self.shortcuts = {} # dictionary for storing the shortcuts
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38 self.version = ''
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39
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40 ###################################################
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41 ## below follow the individual handler functions
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42 ###################################################
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43
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44 def endName(self):
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45 """
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46 Handler method for the "Name" end tag.
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47 """
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48 self.name = self.buffer
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49
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50 def endAccel(self):
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51 """
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52 Handler method for the "Accel" end tag.
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53 """
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54 self.accel = self.unescape(self.buffer)
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55
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56 def endAltAccel(self):
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57 """
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58 Handler method for the "AltAccel" end tag.
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59 """
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60 self.altAccel = self.unescape(self.buffer)
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61
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62 def startShortcut(self, attrs):
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63 """
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64 Handler method for the "Shortcut" start tag.
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65
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66 @param attrs list of tag attributes
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67 """
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68 self.name = ''
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69 self.accel = ''
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70 self.altAccel = ''
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71 self.category = attrs.get('category', '')
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72
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73 def endShortcut(self):
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74 """
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75 Handler method for the "Shortcut" end tag.
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76 """
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77 if self.category:
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78 if self.category not in self.shortcuts:
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79 self.shortcuts[self.category] = {}
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80 self.shortcuts[self.category][self.name] = (self.accel, self.altAccel)
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81
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82 def startShortcuts(self, attrs):
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83 """
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84 Handler method for the "Shortcuts" start tag.
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85
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86 @param attrs list of tag attributes
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87 """
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88 self.version = attrs.get('version', shortcutsFileFormatVersion)
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89
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90 def getShortcuts(self):
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91 """
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92 Public method to retrieve the shortcuts.
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93
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94 @return Dictionary of dictionaries of shortcuts. The keys of the
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95 dictionary are the categories, the values are dictionaries.
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96 These dictionaries have the shortcut name as their key and
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97 a tuple of accelerators as their value.
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98 """
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99 return self.shortcuts
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100
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101 def getVersion(self):
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102 """
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103 Public method to retrieve the version of the shortcuts.
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104
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105 @return String containing the version number.
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106 """
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107 return self.version

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