[PLOT_VIEW] Fix several minor issues

- The Gantt chart event ID is int32, but in the production use case, we
need int64 to use a thread ID as a plot's event ID. Switch to the
int64_t type.
- Fix of a bug with combining graph names from multiple string parts.

Signed-off-by: Vladyslav Goncharuk <vladyslav_goncharuk@epam.com>

Author: Vladyslav Goncharuk

dltmessageanalyzerplugin/src/common/PlotDefinitions.hpp

@@ -23,7 +23,7 @@
 typedef double tPlotData;
 typedef std::vector<tPlotData> tPlotDataVec;
 
-typedef int tEventId;
+typedef int64_t tEventId;
 
 typedef tQStringPtrWrapper tPlotGraphMetadataKey;
 typedef tQStringPtrWrapper tPlotGraphMetadataValue;

dltmessageanalyzerplugin/src/components/log/src/CConsoleInputProcessor.cpp

@@ -677,7 +677,7 @@ CConsoleInputProcessor::tScenariosMap CConsoleInputProcessor::createScenariosMap
 
 #ifdef DMA_TC_MALLOC_PROFILING_ENABLED
     result["dump-memory-stats"] = CConsoleInputProcessor::tScenarioData([](const CConsoleInputProcessor::tParamMap&){dumpMemoryStatistics();}
-                              , "- prints tcmalloc memory stats");
+                              , "- prints tcmalloc memory stats.");
 #endif
 
     return result;

dltmessageanalyzerplugin/src/components/searchView/src/CSearchResultModel.cpp

@@ -604,6 +604,7 @@ namespace detail
     struct tGraphMetadataItem
     {
         TOptional<QString> graphName;
+        tMsgId usedMsgId = -1;
     };
 
     typedef std::map<tGraphId, tGraphMetadataItem> tGraphIdMetadataMap;
@@ -1349,7 +1350,12 @@ namespace detail
                         auto& axisRectNameMap = axisNameMetadataMap[parsingResult.axisRectName].graphIdMetadataMap;
                         auto& metadataItem = axisRectNameMap[parsingResult.graphId];
 
-                        metadataItem.graphName.setValue("");
+                        if(!metadataItem.graphName.isSet() || (metadataItem.graphName.isSet() &&
+                           !metadataItem.graphName.getValue().isEmpty() && metadataItem.usedMsgId != msgId ))
+                        {
+                            metadataItem.graphName.setValue("");
+                            metadataItem.usedMsgId = msgId;
+                        }
 
                         if(true == parsingResult.graphName.isSet() &&
                            false == parsingResult.graphName.getValue().isEmpty())
@@ -1541,7 +1547,7 @@ namespace detail
                                 auto valueStr = getValueFromStringCoverageMap();
 
                                 bool bValueResolved = false;
-                                auto valueInt = valueStr.toInt(&bValueResolved);
+                                auto valueInt = valueStr.toLongLong(&bValueResolved);
 
                                 if(false == bValueResolved)
                                 {