refs #883, utility functions

* get executable names
* containsApplication

src/blackmisc/applicationinfolist.cpp

@@ -13,5 +13,12 @@ namespace BlackMisc
 {
     CApplicationInfoList::CApplicationInfoList() = default;
 
-    CApplicationInfoList::CApplicationInfoList(const CSequence<CApplicationInfo> &other) : CSequence<CApplicationInfo>(other) {}
+    CApplicationInfoList::CApplicationInfoList(const CSequence<CApplicationInfo> &other) :
+        CSequence<CApplicationInfo>(other)
+    {}
+
+    bool CApplicationInfoList::containsApplication(CApplicationInfo::Application application) const
+    {
+        return this->contains(&CApplicationInfo::application, application);
+    }
 }

src/blackmisc/applicationinfolist.h

@@ -33,6 +33,9 @@ namespace BlackMisc
 
         //! Construct from base class object.
         CApplicationInfoList(const CSequence<CApplicationInfo> &other);
+
+        //! List containing entry for CApplicationInfo::Application ?
+        bool containsApplication(CApplicationInfo::Application application) const;
     };
 }
 

src/blackmisc/fileutils.cpp

@@ -306,4 +306,17 @@ namespace BlackMisc
         });
         return it->filePath();
     }
+
+    QStringList getSwiftExecutablesImpl()
+    {
+        static const QFileInfo mySelf = QFileInfo(QCoreApplication::applicationFilePath()); // path + dir
+        static const QStringList filter("*." + mySelf.suffix());
+        return mySelf.dir().entryList(filter);
+    }
+
+    const QStringList &CFileUtils::getSwiftExecutables()
+    {
+        static const QStringList executables(getSwiftExecutablesImpl());
+        return executables;
+    }
 } // ns

src/blackmisc/fileutils.h

@@ -112,6 +112,9 @@ namespace BlackMisc
 
         //! Returns path to the newest file in dir, optionally matching a wildcard, or empty string.
         static QString findNewestFile(const QDir &dir, bool recursive, const QStringList &nameFilters = {}, const QStringList &excludeDirectories = {});
+
+        //! Get all swift executables
+        static const QStringList &getSwiftExecutables();
     };
 } // ns