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
  22 #ifdef _DEBUG
  23 #include <iostream>
  24 #endif
  25
  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     Config_FeatureMessage aMessage(aMenuItemEvent, this);
  51     fillFeature(theNode, aMessage);
  52     myFeatures.push_back(getProperty(theNode, _ID));
  53     //If a feature has xml definition for it's widget:
  54     aMessage.setUseInput(hasChild(theNode));
  55     aEvLoop->send(aMessage);
  56   }
  57   //The m_last* variables always defined before fillFeature() call. XML is a tree.
  58   if (isNode(theNode, NODE_GROUP, NULL)) {
  59     myLastGroup = getProperty(theNode, _ID);
  60   }
  61   if (isNode(theNode, NODE_WORKBENCH, NULL)) {
  62     myLastWorkbench = getProperty(theNode, _ID);
  63   }
  64   //Process SOURCE nodes.
  65   Config_XMLReader::processNode(theNode);
  66 }
  67
  68 bool Config_FeatureReader::processChildren(xmlNodePtr theNode)
  69 {
  70   return isNode(theNode, NODE_WORKBENCH, NODE_GROUP, NULL);
  71 }
  72
  73 void Config_FeatureReader::fillFeature(xmlNodePtr theRoot, Config_FeatureMessage& outFtMessage)
  74 {
  75   outFtMessage.setId(getProperty(theRoot, _ID));
  76   outFtMessage.setPluginLibrary(myLibraryName);
  77   outFtMessage.setNestedFeatures(getProperty(theRoot, FEATURE_NESTED));
  78   bool isFtInternal = isInternalFeature(theRoot);
  79   outFtMessage.setInternal(isFtInternal);
  80   if(isFtInternal) {
  81     //Internal feature has no visual representation.
  82     return;
  83   }
  84   outFtMessage.setText(getProperty(theRoot, FEATURE_TEXT));
  85   outFtMessage.setTooltip(getProperty(theRoot, FEATURE_TOOLTIP));
  86   outFtMessage.setIcon(getProperty(theRoot, FEATURE_ICON));
  87   outFtMessage.setKeysequence(getProperty(theRoot, FEATURE_KEYSEQUENCE));
  88   outFtMessage.setGroupId(myLastGroup);
  89   outFtMessage.setWorkbenchId(myLastWorkbench);
  90 }
  91
  92 bool Config_FeatureReader::isInternalFeature(xmlNodePtr theRoot)
  93 {
  94   std::string prop = getProperty(theRoot, FEATURE_INTERNAL);
  95   std::transform(prop.begin(), prop.end(), prop.begin(), ::tolower);
  96   if(prop.empty() || prop == "false" || prop == "0") {
  97     return false;
  98   }
  99   return true;
 100 }