src/Config/Config_FeatureReader.cpp

   1 /*
   2  * Config_FeatureReader.cpp
   3  *
   4  *  Created on: Mar 20, 2014
   5  *      Author: sbh
   6  */
   7
   8 #include <Config_Keywords.h>
   9 #include <Config_Common.h>
  10 #include <Config_FeatureMessage.h>
  11 #include <Config_FeatureReader.h>
  12 #include <Events_Message.h>
  13 #include <Events_Loop.h>
  14
  15 #include <libxml/parser.h>
  16 #include <libxml/tree.h>
  17 #include <libxml/xmlstring.h>
  18
  19 #include <string>
  20 #include <algorithm>
  21 #include <list>
  22
  23 #ifdef _DEBUG
  24 #include <iostream>
  25 #endif
  26
  27 Config_FeatureReader::Config_FeatureReader(const std::string& theXmlFile,
  28                                            const std::string& theLibraryName,
  29                                            const char* theEventGenerated)
  30     : Config_XMLReader(theXmlFile),
  31       myLibraryName(theLibraryName),
  32       myEventGenerated(theEventGenerated ? theEventGenerated : EVENT_FEATURE_LOADED)
  33 {
  34 }
  35
  36 Config_FeatureReader::~Config_FeatureReader()
  37 {
  38 }
  39
  40 std::list<std::string> Config_FeatureReader::features() const
  41 {
  42   return myFeatures;
  43 }
  44
  45 void Config_FeatureReader::processNode(xmlNodePtr theNode)
  46 {
  47   Events_ID aMenuItemEvent = Events_Loop::eventByName(myEventGenerated);
  48   if (isNode(theNode, NODE_FEATURE, NULL)) {
  49     Events_Loop* aEvLoop = Events_Loop::loop();
  50     boost::shared_ptr<Config_FeatureMessage> aMessage(
  51       new Config_FeatureMessage(aMenuItemEvent, this));
  52     fillFeature(theNode, aMessage);
  53     myFeatures.push_back(getProperty(theNode, _ID));
  54     //If a feature has xml definition for it's widget:
  55     aMessage->setUseInput(hasChild(theNode));
  56     aEvLoop->send(aMessage);
  57     //The m_last* variables always defined before fillFeature() call. XML is a tree.
  58   } else if (isNode(theNode, NODE_GROUP, NULL)) {
  59     myLastGroup = getProperty(theNode, _ID);
  60   } else if (isNode(theNode, NODE_WORKBENCH, NULL)) {
  61     myLastWorkbench = getProperty(theNode, _ID);
  62     //Process SOURCE, VALIDATOR nodes.
  63   }
  64   Config_XMLReader::processNode(theNode);
  65 }
  66
  67 bool Config_FeatureReader::processChildren(xmlNodePtr theNode)
  68 {
  69   return isNode(theNode, NODE_WORKBENCH, NODE_GROUP, NODE_FEATURE, NULL);
  70 }
  71
  72 void Config_FeatureReader::fillFeature(xmlNodePtr theNode,
  73   const boost::shared_ptr<Config_FeatureMessage>& outFeatureMessage)
  74 {
  75   outFeatureMessage->setId(getProperty(theNode, _ID));
  76   outFeatureMessage->setPluginLibrary(myLibraryName);
  77   outFeatureMessage->setNestedFeatures(getProperty(theNode, FEATURE_NESTED));
  78
  79   bool isInternal = isInternalFeature(theNode);
  80   outFeatureMessage->setInternal(isInternal);
  81   if (isInternal) {
  82     //Internal feature has no visual representation.
  83     return;
  84   }
  85   outFeatureMessage->setText(getProperty(theNode, FEATURE_TEXT));
  86   outFeatureMessage->setTooltip(getProperty(theNode, FEATURE_TOOLTIP));
  87   outFeatureMessage->setIcon(getProperty(theNode, FEATURE_ICON));
  88   outFeatureMessage->setKeysequence(getProperty(theNode, FEATURE_KEYSEQUENCE));
  89   outFeatureMessage->setGroupId(myLastGroup);
  90   outFeatureMessage->setWorkbenchId(myLastWorkbench);
  91 }
  92
  93 bool Config_FeatureReader::isInternalFeature(xmlNodePtr theNode)
  94 {
  95   std::string prop = getProperty(theNode, FEATURE_INTERNAL);
  96   std::transform(prop.begin(), prop.end(), prop.begin(), ::tolower);
  97   if (prop.empty() || prop == "false" || prop == "0") {
  98     return false;
  99   }
 100   return true;
 101 }