Enhancements

- Added src/columns/*.{h,cpp}
- Added src/commands/*.{h,cpp}

src/columns/Column.cpp

@@ -0,0 +1,102 @@
+////////////////////////////////////////////////////////////////////////////////
+// taskwarrior - a command line task list manager.
+//
+// Copyright 2006 - 2011, Paul Beckingham, Federico Hernandez.
+// All rights reserved.
+//
+// This program is free software; you can redistribute it and/or modify it under
+// the terms of the GNU General Public License as published by the Free Software
+// Foundation; either version 2 of the License, or (at your option) any later
+// version.
+//
+// This program is distributed in the hope that it will be useful, but WITHOUT
+// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+// FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+// details.
+//
+// You should have received a copy of the GNU General Public License along with
+// this program; if not, write to the
+//
+//     Free Software Foundation, Inc.,
+//     51 Franklin Street, Fifth Floor,
+//     Boston, MA
+//     02110-1301
+//     USA
+//
+////////////////////////////////////////////////////////////////////////////////
+
+#include <iostream>
+#include <Column.h>
+
+extern Context context;
+
+////////////////////////////////////////////////////////////////////////////////
+static Column* Column::factory (const std::string& name)
+{
+  if (name == "description")  return new ColumnDescription ();
+
+  throw std::string ("Unrecognized column type '") + name + "'";
+  return NULL;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+Column::Column ()
+: _name ("")
+, _minimum (0)
+, _maximum (0)
+, _wrap (false)
+, _just (left)
+, _sizing (minimal)
+{
+}
+
+////////////////////////////////////////////////////////////////////////////////
+Column::Column (const Column& other)
+{
+  _name    = other._name;
+  _minimum = other._minimum;
+  _maximum = other._maximum;
+  _wrap    = other._wrap;
+  _just    = other._just;
+  _sizing  = other._sizing;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+Column& Column::operator= (const Column& other)
+{
+  if (this != &other)
+  {
+    _name    = other._name;
+    _minimum = other._minimum;
+    _maximum = other._maximum;
+    _wrap    = other._wrap;
+    _just    = other._just;
+    _sizing  = other._sizing;
+  }
+
+  return *this;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+bool Column::operator== (const Column& other) const
+{
+  return _name    == other._name    &&
+         _minimum == other._minimum &&
+         _maximum == other._maximum &&
+         _wrap    == other._wrap    &&
+         _just    == other._just    &&
+         _sizing  == other._sizing;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+Column::~Column ()
+{
+}
+
+////////////////////////////////////////////////////////////////////////////////
+void Column::setName (const std::string& name)
+{
+  _name = name;
+}
+
+////////////////////////////////////////////////////////////////////////////////