text: Links to indexes and lists for finding class and function reference documentation.
  All Classes
  If you know the name of the class you want, find it here.
  All Modules
  Qt 4 comprises several modules. Each module is a separate library.
  All Namespaces
  A Qt namespace contains enum types, functions, and sometimes classes.
  These classes are obsolete and should not be used in new code.
  Qt3 Support Classes
  These classes ease the porting of code from Qt 3 to Qt 4.
  All Functions
  All documented Qt functions listed alphabetically with a link to where each one is declared.
  Endian Conversion Functions
  The <QtEndian> header provides functions to convert between little and big endian representations of numbers.
  Generic Algorithms
  The <QtAlgorithms> header includes the generic, template-based algorithms.
  Global Qt Declarations
  The <QtGlobal> header file includes the fundamental global declarations. It is included by most other Qt header files.
  Platform-Specific Functions
  Exported functions for fine tuning Qt applications..