Supported Environment Variables in Qt Quick Controls 2
This page contains a list of all environment variables that Qt Quick Controls 2 supports. The environment variables are primarily meant for testing purposes, but they can also be used to set system-wide defaults.
| Variable | Description |
|---|---|
QT_QUICK_CONTROLS_STYLE | Specifies the default Qt Quick Controls 2 style. The value can be either one of the built-in styles, for example "Material", or the path to a custom style such as ":/mystyle". |
QT_QUICK_CONTROLS_FALLBACK_STYLE | Specifies a fallback style for custom styles. The value can be one of the built-in styles, for example "Material", |
QT_QUICK_CONTROLS_STYLE_PATH | Specifies a list of additional paths that are used to lookup Qt Quick Controls 2 styles. Multiple path entries must be separated by ':' under Unix and ';' under Windows. By default, styles are looked up from $QML2_IMPORT_PATH/QtQuick/Controls.2. |
QT_QUICK_CONTROLS_CONF | Specifies the location of the Qt Quick Controls 2 configuration file. By default, the configuration file is loaded from the application's resources in ":/qtquickcontrols2.conf". |
QT_QUICK_CONTROLS_HOVER_ENABLED | Specifies whether Qt Quick Controls 2 use hover effects. The value can be set to 0 or 1 to disable or enable hover effects, respectively. |
Material style specific environment variables:
| Variable | Description |
|---|---|
QT_QUICK_CONTROLS_MATERIAL_THEME | Specifies the default Material theme. The value can be one of the available themes, for example "Dark". |
QT_QUICK_CONTROLS_MATERIAL_ACCENT | Specifies the default Material accent color. The value can be any color, but it is recommended to use one of the pre-defined Material colors, for example "Teal". |
QT_QUICK_CONTROLS_MATERIAL_PRIMARY | Specifies the default Material primary color. The value can be any color, but it is recommended to use one of the pre-defined Material colors, for example "BlueGrey". |
QT_QUICK_CONTROLS_MATERIAL_FOREGROUND | Specifies the default Material foreground color. The value can be any color, or one of the pre-defined Material colors, for example "Brown". |
QT_QUICK_CONTROLS_MATERIAL_BACKGROUND | Specifies the default Material background color. The value can be any color, or one of the pre-defined Material colors, for example "Grey". |
Universal style specific environment variables:
| Variable | Description |
|---|---|
QT_QUICK_CONTROLS_UNIVERSAL_THEME | Specifies the default Universal theme. The value can be one of the available themes, for example "Dark". |
QT_QUICK_CONTROLS_UNIVERSAL_ACCENT | Specifies the default Universal accent color. The value can be any color, but it is recommended to use one of the pre-defined Universal colors, for example "Violet". |
QT_QUICK_CONTROLS_UNIVERSAL_FOREGROUND | Specifies the default Universal foreground color. The value can be any color, or one of the pre-defined Universal colors, for example "Brown". |
QT_QUICK_CONTROLS_UNIVERSAL_BACKGROUND | Specifies the default Universal background color. The value can be any color, or one of the pre-defined Universal colors, for example "Steel". |
Related Information
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