Method setModules

Libs/CommandLineModules/Core/ctkCmdLineModuleDirectoryWatcher.cpp:328–396

-----------------------------------------------------------------------------

//-----------------------------------------------------------------------------
void ctkCmdLineModuleDirectoryWatcherPrivate::setModules(const QStringList &directories)
{
  // Note: This method, is called from setDirectories and updateModules,
  // so the input directories list may be longer or shorter than the currently watched directories.
  // In addition, within those directories, programs may have been added/removed.

  QString path;
  QStringList currentlyWatchedDirectories = this->directories();

  QStringList modulesToUnload;
  QStringList modulesToLoad;

  // First remove modules from current directories that are no longer in the requested "directories" list.
  foreach (path, currentlyWatchedDirectories)
  {
    if (!directories.contains(path))
    {
      QStringList currentlyWatchedFiles = this->extractCurrentlyWatchedFilenamesInDirectory(path);

      QString filename;
      foreach (filename, currentlyWatchedFiles)
      {
        modulesToUnload << filename;
      }
    }
  }

  // Now for each requested directory.
  foreach (path, directories)
  {
    // Existing folder.
    if (currentlyWatchedDirectories.contains(path))
    {
      QStringList currentlyWatchedFiles = this->extractCurrentlyWatchedFilenamesInDirectory(path);
      QStringList executablesInDirectory = this->getExecutablesInDirectory(path);

      QString executable;
      foreach (executable, currentlyWatchedFiles)
      {
        if (!executablesInDirectory.contains(executable))
        {
          modulesToUnload << executable;
        }
      }

      foreach(executable, executablesInDirectory)
      {
        if (!currentlyWatchedFiles.contains(executable))
        {
          modulesToLoad << executable;
        }
      }
    }
    else
    {
      // New folder
      QStringList executables = this->getExecutablesInDirectory(path);