// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only

/*!
    \page qtquickcontrols-environment.html
    \title Supported Environment Variables in Qt Quick Controls

    This page contains a list of all environment variables that Qt Quick Controls
    supports. The environment variables are primarily meant for testing purposes, but
    they can also be used to set system-wide defaults.

    \table
        \header
            \li Variable
            \li Description
        \row
            \li \c QT_QUICK_CONTROLS_STYLE
            \li Specifies the default \l {Styling Qt Quick Controls}{Qt Quick Controls style}.
                The value can be either one of the built-in styles, for example \c "Material",
                or a custom style such as \c "MyStyle".
        \row
            \li \c QT_QUICK_CONTROLS_FALLBACK_STYLE
            \li Specifies a fallback style for \l {Creating a Custom Style}{custom styles}.
                The value can be one of the built-in styles, for example \c "Material",
        \row
            \li \c QT_QUICK_CONTROLS_CONF
            \li Specifies the location of the \l {Qt Quick Controls configuration file}.
                By default, the configuration file is loaded from the application's
                resources in \c ":/qtquickcontrols2.conf".
        \row
            \li \c QT_QUICK_CONTROLS_HOVER_ENABLED
            \li Specifies whether Qt Quick Controls use \l {Control::hoverEnabled}{hover effects}.
                The value can be set to \c 0 or \c 1 to disable or enable hover effects, respectively.
     \endtable

    \l {Imagine style} specific environment variables:

    \include qquickimaginestyle.qdocinc env

    \l {Material style} specific environment variables:

    \include qquickmaterialstyle.qdocinc env

    \l {Universal style} specific environment variables:

    \include qquickuniversalstyle.qdocinc env

    \section1 Related Information

    \list
      \li \l{Styling Qt Quick Controls}
      \li \l{Qt Quick Controls Configuration File}
    \endlist
*/