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45 \startpage index.html Qt Reference Documentation
48 Qt 4 consists of several modules, each of which lives in a
51 Modules for general software development:
54 \row \o \l{QtCore} \o Core non-graphical classes used by other modules
55 \row \o \l{QtGui} \o Graphical user interface (GUI) components
56 \row \o \l{QtNetwork} \o Classes for network programming
57 \row \o \l{QtOpenGL} \o OpenGL support classes
58 \row \o \l{QtScript} \o Classes for evaluating Qt Scripts
59 \row \o \l{QtScriptTools} \o Additional Qt Script components
60 \row \o \l{QtSql} \o Classes for database integration using SQL
61 \row \o \l{QtSvg} \o Classes for displaying the contents of SVG files
62 \row \o \l{QtWebKit} \o Classes for displaying and editing Web content
63 \row \o \l{QtXml} \o Classes for handling XML
64 \row \o \l{QtXmlPatterns} \o An XQuery & XPath engine for XML and custom data models
65 \row \o \l{Phonon Module}{Phonon} \o Multimedia framework classes
66 \row \o \l{Qt3Support} \o Qt 3 compatibility classes
69 Modules for working with Qt's tools:
72 \row \o \l{QtDesigner} \o Classes for extending \QD
73 \row \o \l{QtUiTools} \o Classes for handling \QD forms in applications
74 \row \o \l{QtHelp} \o Classes for online help
75 \row \o \l{QtAssistant} \o Support for online help
76 \row \o \l{QtTest} \o Tool classes for unit testing
79 The following extension modules are available in the \l{Qt
80 Commercial Editions} on Windows:
83 \row \o \l{QAxContainer} \o Extension for accessing ActiveX controls
84 \row \o \l{QAxServer} \o Extension for writing ActiveX servers
87 The following extension module is available in all \l {Qt Editions}
91 \row \o \l{QtDBus} \o Classes for Inter-Process Communication using the D-Bus
94 If you use \l qmake to build your projects, the QtCore and QtGui
95 modules are included by default. To link only against QtCore, add
96 the following line to your \c .pro file:
98 \snippet doc/src/snippets/code/doc_src_modules.qdoc 0
100 On Windows, if you do not use \l qmake, the \l{Visual Studio Integration}
101 available to \l{Qt Commercial Editions}{commercial licensees}, or other
102 build tools such as CMake, you also need to link against the \c qtmain library.