C++ ViewText::intraPadding方法代码示例

int CmdStatistics::execute (std::string& output)
{
  int rc = 0;
  std::stringstream out;

  std::string dateformat = context.config.get ("dateformat");

  // Go get the file sizes.
  size_t dataSize = context.tdb2.pending._file.size ()
                  + context.tdb2.completed._file.size ()
                  + context.tdb2.undo._file.size ()
/*
                  // TODO Re-enable this once 2.1 has taskd support.
                  + context.tdb2.backlog._file.size ()
                  + context.tdb2.synch_key._file.size ()
*/
                  ;

  // Count the undo transactions.
  std::vector <std::string> undoTxns = context.tdb2.undo.get_lines ();
  int undoCount = 0;
  std::vector <std::string>::iterator tx;
  for (tx = undoTxns.begin (); tx != undoTxns.end (); ++tx)
    if (*tx == "---")
      ++undoCount;

  // Get all the tasks.
  std::vector <Task> all = context.tdb2.all_tasks ();
  std::vector <Task> filtered;
  filter (all, filtered);

  Date now;
  time_t earliest   = time (NULL);
  time_t latest     = 1;
  int totalT        = 0;
  int deletedT      = 0;
  int pendingT      = 0;
  int completedT    = 0;
  int waitingT      = 0;
  int taggedT       = 0;
  int annotationsT  = 0;
  int recurringT    = 0;
  float daysPending = 0.0;
  int descLength    = 0;
  std::map <std::string, int> allTags;
  std::map <std::string, int> allProjects;

  std::vector <Task>::iterator task;
  for (task = filtered.begin (); task != filtered.end (); ++task)
  {
    ++totalT;

    Task::status status = task->getStatus ();
    switch (status)
    {
    case Task::deleted:   ++deletedT;   break;
    case Task::pending:   ++pendingT;   break;
    case Task::completed: ++completedT; break;
    case Task::recurring: ++recurringT; break;
    case Task::waiting:   ++waitingT;   break;
    }

    time_t entry = strtol (task->get ("entry").c_str (), NULL, 10);
    if (entry < earliest) earliest = entry;
    if (entry > latest)   latest   = entry;

    if (status == Task::completed)
    {
      time_t end = strtol (task->get ("end").c_str (), NULL, 10);
      daysPending += (end - entry) / 86400.0;
    }

    if (status == Task::pending)
      daysPending += (now.toEpoch () - entry) / 86400.0;

    descLength += task->get ("description").length ();

    std::map <std::string, std::string> annotations;
    task->getAnnotations (annotations);
    annotationsT += annotations.size ();

    std::vector <std::string> tags;
    task->getTags (tags);
    if (tags.size ()) ++taggedT;

    std::vector <std::string>::iterator t;
    for (t = tags.begin (); t != tags.end (); ++t)
      allTags[*t] = 0;

    std::string project = task->get ("project");
    if (project != "")
      allProjects[project] = 0;
  }

  // Create a table for output.
  ViewText view;
  view.width (context.getWidth ());
  view.intraPadding (2);
  view.add (Column::factory ("string", STRING_CMD_STATS_CATEGORY));
  view.add (Column::factory ("string", STRING_CMD_STATS_DATA));
//.........这里部分代码省略.........

void TDB2::show_diff (
  const std::string& current,
  const std::string& prior,
  const std::string& when)
{
  ISO8601d lastChange (strtol (when.c_str (), NULL, 10));

  // Set the colors.
  Color color_red   (context.color () ? context.config.get ("color.undo.before") : "");
  Color color_green (context.color () ? context.config.get ("color.undo.after") : "");

  if (context.config.get ("undo.style") == "side")
  {
    std::cout << "\n"
              << format (STRING_TDB2_LAST_MOD, lastChange.toString ())
              << "\n";

    // Attributes are all there is, so figure the different attribute names
    // between before and after.
    ViewText view;
    view.width (context.getWidth ());
    view.intraPadding (2);
    view.add (Column::factory ("string", ""));
    view.add (Column::factory ("string", STRING_TDB2_UNDO_PRIOR));
    view.add (Column::factory ("string", STRING_TDB2_UNDO_CURRENT));

    Color label (context.config.get ("color.label"));
    view.colorHeader (label);

    Task after (current);

    if (prior != "")
    {
      Task before (prior);

      std::vector <std::string> beforeAtts;
      for (auto& att : before)
        beforeAtts.push_back (att.first);

      std::vector <std::string> afterAtts;
      for (auto& att : after)
        afterAtts.push_back (att.first);

      std::vector <std::string> beforeOnly;
      std::vector <std::string> afterOnly;
      listDiff (beforeAtts, afterAtts, beforeOnly, afterOnly);

      int row;
      for (auto& name : beforeOnly)
      {
        row = view.addRow ();
        view.set (row, 0, name);
        view.set (row, 1, renderAttribute (name, before.get (name)), color_red);
      }

      for (auto& att : before)
      {
        std::string priorValue   = before.get (att.first);
        std::string currentValue = after.get  (att.first);

        if (currentValue != "")
        {
          row = view.addRow ();
          view.set (row, 0, att.first);
          view.set (row, 1, renderAttribute (att.first, priorValue),
                    (priorValue != currentValue ? color_red : Color ()));
          view.set (row, 2, renderAttribute (att.first, currentValue),
                    (priorValue != currentValue ? color_green : Color ()));
        }
      }

      for (auto& name : afterOnly)
      {
        row = view.addRow ();
        view.set (row, 0, name);
        view.set (row, 2, renderAttribute (name, after.get (name)), color_green);
      }
    }
    else
    {
      int row;
      for (auto& att : after)
      {
        row = view.addRow ();
        view.set (row, 0, att.first);
        view.set (row, 2, renderAttribute (att.first, after.get (att.first)), color_green);
      }
    }

    std::cout << "\n"
              << view.render ()
              << "\n";
  }

  // This style looks like this:
  //  --- before    2009-07-04 00:00:25.000000000 +0200
  //  +++ after    2009-07-04 00:00:45.000000000 +0200
  //
  // - name: old           // att deleted
  // + name:
//.........这里部分代码省略.........