#include "listdialog.h"

    connect(showActiveTypes_Action, SIGNAL(activated()), 

      this, SLOT(showActiveTypes()));

void RclMain::showActiveTypes()

{

    if (rcldb == 0) {

  QMessageBox::warning(0, tr("Error"), 

               tr("Index not open"),

               QMessageBox::Ok, 

               QMessageBox::NoButton);

  return;

    }

    // Get list of all mime types in index. For this, we use a

    // wildcard field search on mtype

    Rcl::TermMatchResult matches;

    string prefix;

    if (!rcldb->termMatch(Rcl::Db::ET_WILD, "", "*", matches, -1, "mtype", 

            &prefix)) {

  QMessageBox::warning(0, tr("Error"), 

               tr("Index query error"),

               QMessageBox::Ok, 

               QMessageBox::NoButton);

  return;

    }

    // Build the set of mtypes, stripping the prefix

    set<string> mtypesfromdb;

    for (list<Rcl::TermMatchEntry>::const_iterator it = matches.entries.begin(); 

   it != matches.entries.end(); it++) {

  mtypesfromdb.insert(it->term.substr(prefix.size()));

    }

    // All types listed in mimeconf:

    list<string> mtypesfromconfig = theconfig->getAllMimeTypes();

    // Intersect file system types with config types (those not in the

    // config can be indexed by name, not by content)

    set<string> mtypesfromdbconf;

    for (list<string>::const_iterator it = mtypesfromconfig.begin();

   it != mtypesfromconfig.end(); it++) {

  if (mtypesfromdb.find(*it) != mtypesfromdb.end())

      mtypesfromdbconf.insert(*it);

    }

    // Substract the types for missing helpers (the docs are indexed by name only):

    string miss = theconfig->getMissingHelperDesc();

    if (!miss.empty()) {

  FIMissingStore st;

  FileInterner::getMissingFromDescription(&st, miss);

  map<string, set<string> >::const_iterator it;

  for (it = st.m_typesForMissing.begin(); 

       it != st.m_typesForMissing.end(); it++) {

      set<string>::const_iterator it1;

      for (it1 = it->second.begin(); 

       it1 != it->second.end(); it1++) {

      set<string>::iterator it2 = mtypesfromdbconf.find(*it1);

      if (it2 != mtypesfromdbconf.end())

          mtypesfromdbconf.erase(it2);

      }

  }   

    }

    ListDialog dialog;

    dialog.setWindowTitle(tr("Indexed Mime Types"));

    // Turn the result into a string and display

    dialog.groupBox->setTitle(tr("Content has been indexed for these mime types:"));

    // We replace the list with an editor so that the user can copy/paste

    delete dialog.listWidget;

    QTextEdit *editor = new QTextEdit(dialog.groupBox);

    editor->setReadOnly(TRUE);

    dialog.horizontalLayout->addWidget(editor);

    for (set<string>::const_iterator it = mtypesfromdbconf.begin(); 

   it != mtypesfromdbconf.end(); it++) {

  editor->append(QString::fromAscii(it->c_str()));

    }

    editor->moveCursor(QTextCursor::Start);

    editor->ensureCursorVisible();

    dialog.exec();

}