E5XML/TemplatesReader.py

changeset 587
3078a9781573
child 589
a9a4620f6767
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/E5XML/TemplatesReader.py	Sat Sep 11 18:09:03 2010 +0200
@@ -0,0 +1,87 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2010 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Module implementing a class for reading an XML templates file.
+"""
+
+from E5Gui.E5Application import e5App
+
+from .Config import templatesFileFormatVersion
+from .XMLStreamReaderBase import XMLStreamReaderBase
+
+class TemplatesReader(XMLStreamReaderBase):
+    """
+    Class for reading an XML tasks file.
+    """
+    def __init__(self, device, viewer = None):
+        """
+        Constructor
+        
+        @param device reference to the I/O device to read from (QIODevice)
+        @param viewer reference to the template viewer object (TemplateViewer)
+        """
+        XMLStreamReaderBase.__init__(self, device)
+        
+        if viewer:
+            self.viewer = viewer
+        else:
+            self.viewer = e5App().getObject("TemplateViewer")
+        
+        self.version = ""
+        self.groupName = "DEFAULT"
+    
+    def readXML(self):
+        """
+        Public method to read and parse the XML document.
+        """
+        while not self.atEnd():
+            self.readNext()
+            if self.isStartElement():
+                if self.name() == "Templates":
+                    self.version = self.attribute("version", templatesFileFormatVersion)
+                elif self.name() == "TemplateGroup":
+                    self.__readTemplateGroup()
+        
+        self.showErrorMessage()
+    
+    def __readTemplateGroup(self):
+        """
+        Private method to read a template group.
+        """
+        self.groupName = self.attribute('name', "DEFAULT")
+        language = self.attribute('language', "All")
+        self.viewer.addGroup(self.groupName, language)
+        
+        while not self.atEnd():
+            self.readNext()
+            if self.isEndElement() and self.name() == "TemplateGroup":
+                break
+            
+            if self.isStartElement():
+                if self.name() == "Template":
+                    self.__readTemplate()
+    
+    def __readTemplate(self):
+        """
+        Private method to read the template definition.
+        """
+        templateName = self.attribute('name', '')
+        templateDescription = ""
+        templateText = ""
+        
+        while not self.atEnd():
+            self.readNext()
+            if self.isEndElement() and self.name() == "Template" and templateName:
+                self.viewer.addEntry(self.groupName, templateName, 
+                                     templateDescription, templateText,
+                                     quiet = True)
+                break
+            
+            if self.isStartElement():
+                if self.name() == "TemplateDescription":
+                    templateDescription = self.readElementText()
+                elif self.name() == "TemplateText":
+                    templateText = self.readElementText()

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