import QtQuick 2. rootContext() 6 context. It ensures. ToggleMediaMute: Mute or unmute the hovered audio or video element. qml. Another missing feature was the option to register custom QML types as uncreatable, this will be possible with qmlRegisterUncreatableType You may use it e. Your qml file is already a Component. g. Qt OpenGL. item. In short, ids are only accessible from the inside, but. The extension will automatically discover and register all types marked with QML_ELEMENT and QML_NAMED_ELEMENT. And I added QML_ELEMENT. This property holds the name of the object. Uses QDate::longDayName(). These extensions allow custom QML types to be made available to the QML engine. QAbstractItemModel provides a hierarchical tree of data, whereas QML only operates on list data. QString QStringList:: join (QStringView separator) const. QML has many list properties, where more than one object value can be assigned. childAt ( real x, real y) Returns the first visible child item found at point ( x,. Important is, that the loader has no id property. Typically, such code performs tasks such as complex calculations or data processing, which are faster in C++ than QML. rootIndex allows the children of any node in a QAbstractItemModel to be provided by this model. A ListView displays data from models created from built-in QML types like ListModel and XmlListModel, or custom model classes defined in C++ that inherit from QAbstractItemModel or QAbstractListModel. All the QML element types included in Qt are implemented. qrc, then choose "open with" -> "Resource Editor". Interestingly we cannot see the module URI anywhere. Invoke demonstrates how to use the <invoke> element with generated nested state-machines, where the SCXML file is compiled to a C++ class. This function is called by QML when instantiating this class. This first program is a very simple "Hello world" example that introduces some basic QML concepts. Only use the id property if you intend to reference it somewhere. QML_SINGLETON combined with QML_ELEMENT or QML_NAMED_ELEMENT registers a singleton type that can be imported from QML, as discussed below. , check for both undefined and null ), use it. void QTableWidget:: setCellWidget ( int row, int column, QWidget * widget) Sets the given widget to be displayed in the cell in the given row and column, passing the ownership of the widget to the table. For qmake, add CONFIG += qmltypes, a QML_IMPORT_NAME, and a QML_IMPORT_MAJOR_VERSION to your project file. This function requires a function which provides an instance of the registered C++ class. Lastly open your qml file in the Design editor and click on the Image element, on the right side choose the path to the image. 0 import QtQuick. In Qt 5, the name property of FontLoader was writable and would override the source property of the item when set. Usually, C++ types are declared using the QML_ELEMENT and QML_NAMED_ELEMENT() macros and registered via the build system using QML_IMPORT_NAME and QML_IMPORT_MAJOR_VERSION. For example, say the code below is defined in a file named SquareButton. 4. This type defines the root item of the layout. The menu code is in FileMenu. Invoke qmlcachegen on all QML files. For more information on accessing QML objects. Creating a QML Document. The QML syntax declaratively describes how to construct an in-memory object tree. int QTableView:: columnWidth (int column) constIf a QML element has a custom property defined in QML, it becomes its own implicit type. To be able to use your C++ class as QML type, you need to put the QML_ELEMENT or QML_NAMED_ELEMENT macro in class definition. 1. h file for a class called manager. For licensing terms. See also setSpan() and rowSpan(). I have defined signal in the Component, but I get following runtime QML error: Component. add_new_obj (myItem. Write a project file for the. CONFIG += qmltypes QML_IMPORT_NAME = Counter QML_IMPORT_MAJOR_VERSION = 1 Even if it is not your only problem, the import. I am using latest Qt 5. The QML_FOREIGN documentation states: Declares that any QML_ELEMENT, QML_NAMED_ELEMENT(), QML_ANONYMOUS, QML_INTERFACE, QML_UNCREATABLE(), QML_SINGLETON, QML_ADDED_IN_MINOR_VERSION(), QML_REMOVED_IN_MINOR_VERSION(), QML_ATTACHED(), or QML_EXTENDED() macros in the enclosing. Another great new feature in this release: Connecting to Signals via Rust is now possible!. ** accordance with the commercial license agreement provided with the. When integrating with C++, note that any QQmlListProperty value passed into QML from C++ is automatically converted into a list. The number of elements in the model can be obtained from its count property. ** Software or, alternatively, in accordance with the terms contained in. If you don't register the class, app. My main problem is: When onClickButton() in main. Button. 0 as Gql Text { text: Gql. Using QML_ELEMENT with CMake Posted by dmitriano | QML, QT | There is an example of using QML_ELEMENT in qt5qtdeclarativeexamplesquickscenegraphopenglunderqml. class BirthdayParty : public QObject { Q_OBJECT Q_PROPERTY(Person * host READ host WRITE setHost NOTIFY hostChanged FINAL) Q_PROPERTY( QQmlListProperty <. a list of QML objects. Initially the list is filling with some in-code objects, for example from the QT settings storage. qml タイプを宣言するには、 qml_element および qml_named_element マクロを使用します。 プラグイン用のプロジェクト ファイルを作成します。追加: config += qmltypes は、ビルド システムに qml タイプを生成するように指示します。Cluster. This type of keyboard layout must meet the following requirements:1 Answer. Registering Singleton Objects with a Singleton Type Core Elements. win+R, enter regedit, open the registry, you will find a QMLSCENE_DEVICE, the content of the value is softwarecontext This indicates that the current QML scene is rendered using a software context, which does not support OpenGL So just delete this. qml won't be able to create a PieChart. A visual element (like the Rectangle) has a geometry and normally presents an area on the. The QtQml and QtQuick modules provides the necessary infrastructure for QML-based UIs. txt file when you create a new project. qt. qt_add_qml_module(myapp URI hello VERSION 1. import org. Python-QML integration¶ This tutorial provides a quick walk-through of a python application that loads, and interacts with a QML file. qml file that provides a singleton type needs to have its QT_QML_SINGLETON_TYPE source property set to TRUE to ensure that the singleton command is written into the qmldir file. ** a written agreement between you and The Qt Company. qml won't be able to create a PieChart. Currently, we will look only at the simplest form - a file-based component. Dock windows can be moved inside their current area, moved into new areas and floated (e. With QML, application building blocks such as UI components are declared and various properties set to define the application behavior. 2. It provides the current time through hour and minute properties. qml (recally that only upper case files lead to exported QML types by default), and change main. This QML file looks like this: This QML file looks like this: import QtQuick 2. Modified 8 years, 4 months ago. Currently the main branch supports Qt 6. To allow the implementation of more advanced behavior, QML integrates tightly with imperative JavaScript code. A visual element (like the Rectangle) has a geometry and normally presents an area on the screen. I guess this caused some kind of conflict that resulted in the class with the QML_ELEMENT macro not to be found by the QML side of things. The designs are stored in . I need to import classes from C++ into QML, I have tested it with qmake (QML_IMPORT_NAME) and it works. The macro was introduced in Qt 5. Even though this approach is fine for many applications and use cases, for a generic QML component it may not be acceptable as it creates a dependency to the. qml). They modularize the visualization of data in order to give the developer or designer control over the different aspects of the data. txt file does some basic. QML is a language, QtQuick is a UI framework built on top of Qt in the QML language. Controls 2. In QML, contexts are arranged hierarchically and this hierarchy is managed by the QQmlEngine. QML_SINGLETON combined with QML_ELEMENT or QML_NAMED_ELEMENT registers a singleton type that can be imported from QML, as discussed below. In the background, Qt Creator runs qml and passes your QML document as the first. backend QML_IMPORT_MAJOR_VERSION = 1 The BackEnd class is automatically registered as a type, which is accessible from QML by importing the URL,. The shift method returns the element that has been removed, updates the indexes of remaining elements, and updates the length property. If you don't register the class, app. Its focus property must be set to true for any of its children to get the active focus. Example UsageMarcus Ottosson. Having said that, something like this may work: @. QML_IMPORT_NAME = "com. ) Any key events. Required, but never shown Post Your Answer. 15 and it actually made registering C++ classes more straightforward. It declares a QML type called Time via QML_NAMED_ELEMENT(). The URI argument is a dot-separated QML module URI, which must be imported in QML to use the module. txt file shown. Note that all C++ types registered with the QML type system must be QObject-derived, even if they are non-instantiable. QtQuick - Basic Elements. 10 qmlFile = join. Here is the QML code for the application: import QtQuick Rectangle { id:page width:320;height:480 color:"lightgray" Text { id:helloText text:"Hello world!"QML property bindings, inline functions, and imported JavaScript files all run in a JavaScript scope. We will see how to change the state of a QML element with Qt Quick Designer. TimeExample QML extension plugin. Self-employed. A JSON object is a list of key value pairs, where the keys are unique strings and the values are represented by a QJsonValue. 2 (Qt 5. Its use within Qt Creator is described at Using Qt Designer. The only exceptions are class names,. XML namespaces are used for providing uniquely named elements and attributes in an XML document. Registering Singleton Objects with a Singleton Type Detailed Description. ListView has a model property which supplies data to be visualized, and has a delegate property which supplies how ( LAF ) each row in the. The symLinkTarget() function provides the name of the file the symlink points to. For the registration to take effect, the qmltypes option is added to CONFIG in the project file and a QML_IMPORT_NAME and QML_IMPORT_MAJOR_VERSION are given: Elements are declared with the their name and two curly braces. The picture below is a screenshot of this program. See also pressed and popup. It has named ranges and adjustable range widths. If the QML module the type belongs to is imported with a lower version than the one determined this way, the QML type is invisible. Item - Basic item element inherited by QML elements These extensions allow custom QML types to be made available to the QML engine. Registering Singleton Objects with a Singleton TypeThis decorator registers a class it is attached to for use in QML under a name different from the class name, using global variables to specify the import name and version. qml. Use the QML_ELEMENT and QML_NAMED_ELEMENT() macros to declare QML types. Use the name RegisterEnumsFromRelatedTypes with the value false to prevent enums from related types from being registered in this type. Note that all C++ types registered with the QML type system must be QObject-derived, even if they are non-instantiable. Qml Module not found CPP Class registration with new QML_ELEMENT r. the long localized day name (e. For example ListModel { id: myModel ListElement { text: "Apple" cost: 2. This function was introduced in Qt 4. The order of the list is in binding order, irrespective of whether named or positional binding is used. Moreover, qt_add_qml_module ensures that qmlcachegen runs. Detailed Description. 5. The keyboard layout element must be based on the KeyboardLayout QML type. If you really need to document what something does that doesn't need a name just use a comment. QML provides different ways to create components. Elements can also be seamlessly integrated and extended by C++ components using the Qt framework. It is also possible to access objects via ids as long as you are in component scope that is nested inside the component that has the id, as long as it is not shadowed by anything with the same name. These QML files automatically become available as new QML element types to other QML components and applications in the same directory. 5. It's composed of the module URI with Plugin appended to it. Set up. In QML, animations are created by applying animation objects to object property values to gradually change them over time. To see the QML elements listed by functional area, see the Groups Of Related QML Elements page. The PieChart class is registered using the QML_ELEMENT macro, to allow it to be used from QML. library. If an existing file can be found by appending any of the supported image file extensions to the source URL, then that file will be loaded. qml, import the package that contains the C++ element, make a StatedGuiElement {} inside, add your states in QML to it, then you can use StatedGuiElement in your project. id: view. Registering Singleton Objects with a Singleton TypeDetailed Description. These QML files automatically become available as new QML element types to other QML components and applications in the same directory. You don't want to show the first two characters of three words in a text element (FRENCH, ENGLISH, ITALIAN), you want to show simply three different words in a text element (FR, EN, IT). typeregistration: Invalid QML element name “AutomationType”; value type names should begin with a lowercase letter. If you don’t register the class, app. name" QML_IMPORT_MAJOR_VERSION = 1 QML_IMPORT_MINOR_VERSION = 0 #. Adding Custom Styles. Currently, we will look only at the simplest form - a file-based component. 25 } ListElement { text: "Banana" cost: 1. e. An enumerated type, or enum, is a data type consisting of a set of named values called elements, members, enumeral, or enumerators of the type. Alternatively, you can use setSource () for a Loader to pass property values in to the loaded component: // ###. qml ). txt ├── mytype. The supported page functionality is integrated into the web engine view. import QtQuick 2. Used to declare a singleton type. The Component type essentially allows QML components to be defined inline, within a QML document, rather than as a separate QML file. I just have an issue with configuring include directories by target_include_directories, which works well as usual. If a QML type was defined in a file named ColorfulButton. qml. Combine QML files and C++-based types in the same module. Also includes APIs for accessing camera hardware. [since 6. the. Elements can be grouped into visual and non-visual elements. These extensions allow custom QML types to be made available to the QML engine. (Added in Qt 5. qml". Which is also in the same directory with the mytypes folder. Detailed Description. QML is the language; its JavaScript runtime is the custom V4 engine, since Qt 5. This allows you to choose the prefix for QObjects, as the hard-coded qobject:: prefix is now simply the name of the #[cxx_qt::bridge] module. For example, if ApplicationData has a signal named dataChanged(), this signal can be. This signal must send string value as parameter (i. In this chapter, we will focus on how to integrate QML and Python. py tuple: 7075. Detailed Description. 6. The PieChart class is registered using the QML_ELEMENT macro, to allow it to be used from QML. This must be done in addition to the QML file containing the pragma Singleton. Advanced Topics Prefixes. QML Module not found with registered types. objectName. More information about exposing a singleton class to QML can be found here. QML supports built-in and custom value types. It can be used to playback audio of video media files. Used to declare a singleton type. library. We will see how this is done in the. TimeExample QML extension plugin. A QJsonObject can be converted to and from a QVariantMap. So, changing the. A GridView has a model, which defines the data to be displayed, and a delegate, which defines how the data should be displayed. QML_ELEMENT is rather recent (see previous comment about QML being unstable). With this code I get margin of column of elements, but I need margin between each element: ListModel { id: listModel ListElement { name: "Apple" } ListElement { name: "Banana" } } Component { id: listDelegate Rectangle { width: 250; height: 100 anchors. An object’s attribute can in turn be another object declaration. For more details, please visit Use zsh as the default shell on your Mac - Apple Support. First, we will create a menu containing buttons which will eventually perform different actions. For example, here is a simple interactive file system. Declares that any QML_ELEMENT, QML_NAMED_ELEMENT(), QML_ANONYMOUS, QML_INTERFACE, QML_UNCREATABLE(), QML_SINGLETON, QML_ADDED_IN_MINOR_VERSION(), QML_REMOVED_IN_MINOR_VERSION(), QML_ATTACHED(), or QML_EXTENDED() macros in the enclosing C++ type do not. If the QML module the type belongs to is imported with a lower version than the one determined this way, the QML type is invisible. QML provides several types of data models among the built-in set of QML elements. In the snippet we see that the [QML] { GeocodeModel } contains the plugin and two signal handlers. Write a project file for the. QML_ADDED_IN_MINOR_VERSION() only takes effect if the type or namespace is available in QML, by having a QML_ELEMENT, QML_NAMED_ELEMENT(), QML_ANONYMOUS, or QML_INTERFACE macro. Returns true if this element has an attribute called name;. loadFromModule("helloqml", "Main"); instead of. A Simple Example. test QML_IMPORT_MAJOR_VERSION = 1 # The following define makes your compiler emit warnings if you use # any Qt feature that has been marked deprecated (the exact. Item { import MyLib 1. By adding the referenced resources there, they get automatically added to the application under the same root. txt file when you create a new project. [singleton] Optional. QML elements can be augmented by standard JavaScript both inline and via included . The toplevel CMakeLists. ListModel { id:fruitModel ListElement { name:"Apple" cost:2. 0 ) Hot Network Questions ARGV[] not accepting the argumentclass MorphGeometry : public QQuick3DGeometry { Q_OBJECT QML_NAMED_ELEMENT(MorphGeometry) Q_PROPERTY(int gridSize READ gridSize WRITE setGridSize NOTIFY gridSizeChanged) public. It is often desirable to expose some properties from C++ to all QML elements in a particular component, all QML elements in a module, or even all QML elements overall. 95 } } ListView { id: myId anchors. Afaik, qt6_add_qml_module is introduced to CMake in Qt6 so we don't have to use qmlRegisterType, as noted in this link and this SO answer also. A . This means that everything that you can do with Qt and C++, you can also do with Qt and Python. 0. In addition, models can be created with C++ and then made available to QML components. That’s how class with this macro should. Auto-generating qmldir and typeinfo files. Basic QML Elements. maxImplicitHeight(children) Text { id: text1 } Text { id: text2 } //. qmake Setup. createComponent ("TestItem. QML property bindings, inline functions, and imported JavaScript files all run in a JavaScript scope. Returns true if this element has an attribute called name; otherwise returns false. objectName. then you choose either Item or one of its descendats as your root element. Qt offers various approaches to integrate QML and C++ code in an application. The QMediaPlayer class is a high level media playback class. These extensions allow custom QML types to be made available to the QML engine. The objectName shall be shown in the mytext. CMake: QML_NAMED_ELEMENT qmlRegisterSingletonInstance. In that situation it is usually better to explicitly define a new component which can then be reused. To write a QML extension plugin: Subclass QQmlEngineExtensionPlugin and use the Q_PLUGIN_METADATA() macro to register the plugin with the Qt meta object system. Below, we implement this component as a Rectangle with a clickable MouseArea, in a file named. The delegate used by the model is specified as a custom QML type that is specified in the Clock. QML - How to get children in an item? 1. Registering Singleton Objects with a Singleton TypeCreate a project folder for the app, in our example we will call it: clock. This property holds whether the combo box button is visually down. 1 with included MinGW 4. You can query the number of entries with size(), insert(), and removeAt() entries from it and iterate over its content using the standard C++ iterator. Oct 12, 2015 at 9:11. There are lots of places in QML where components are just structure and there really isn't a need to name them, and leads to insanity like layout1, layout2, etc (just like in QWidgets). QML Resource File. This function was introduced in Qt 5. Description. qrc file can set a prefix to be added to each local file name, given in a <file> element, to get the name by which the file shall be known within the resource system. If you assign an instance of an object type to two different properties, both properties carry the same value. To update your account to use zsh, please run chsh -s /bin/zsh. Note that all C++ types registered with the QML type system must be QObject-derived, even if they are non-instantiable. Hot Network QuestionsThe <propertyspecifications> element can contain a list of property meta information. For more. The PieChart class is registered using the QML_ELEMENT macro, to allow it to be used from QML. To run the application on your own, press the Run tool on the left side, or select Build > Run from the menu. 1. See also QML_IMPLEMENTS_INTERFACES(), QML_ELEMENT, QML_NAMED_ELEMENT(), QML_UNCREATABLE(), and QML_ANONYMOUS. 'Monday' to 'Qt::Sunday'). Note that all C++ types registered with the QML type system must be QObject-derived, even if they are non-instantiable. Each language which supports handwriting recognition must provide a special keyboard layout named handwriting. {"payload":{"allShortcutsEnabled":false,"fileTree":{"examples/quick3d/customgeometry/doc/src":{"items":[{"name":"qtquick3d-examples-customgeometry. qml import QtQuick 2. Usually, C++ types are declared using the QML_ELEMENT and QML_NAMED_ELEMENT() macros and registered via the build system using QML_IMPORT_NAME and QML_IMPORT_MAJOR_VERSION. The QML engine automatically creates a signal handler for any signal of a QObject-derived type that is used from QML. Elements may be nested in elements, thereby creating a parent-child relationship between the two elements. QML_ADDED_IN_MINOR_VERSION() only takes effect if the type or namespace is available in QML, by having a QML_ELEMENT, QML_NAMED_ELEMENT(), QML_ANONYMOUS, or QML_INTERFACE macro. png ) You probably already expected that. This will evaluate to false if text is null. The advent of C++11 automatic variable type deduction (auto) shifts the emphasis from the type name to the name of functions and members. Then you crate a StatedGuiElement. The Qt for Python project provides the tooling to bind C++ and Qt to Python, and a complete Python API to Qt. g. Signals can be added to custom QML types through the signal keyword. examples. While the Qt QML module provides the QML engine and language infrastructure, the Qt Quick module provides all the basic types necessary for creating user interfaces with QML. 1. With CMake, automatic registration is the default behavior, so no special settings are needed beyond basic QML module setup:. The syntax for properties is: [default] property <type> <name>[: defaultValue] Elements already possess useful properties but, to create custom properties, precede the property name with the keyword property. You also need to make adjustments in the build system. To write a QML extension plugin: Subclass QQmlEngineExtensionPlugin and use the Q_PLUGIN_METADATA() macro to register the plugin with the Qt meta object system. If we use QML_ELEMENT on the C++ side and want cmake to actually register the type, we need to add the sources to the SOURCES argument of qt_add_qml_module (). Removes all elements for which the predicate pred returns true from the map. 1. qml. Unknown type name QML_ELEMENT and QML module can't be found even though copied straight from a official example. I can see the list being created and displayed as expected in QML, however when I want to access the data from python, the list is empty. Values may be a basic type, or other QML elements. QPair's template data types (T1 and T2) must be assignable data types. Use the QML_ELEMENT and QML_NAMED_ELEMENT() macros to declare QML types. TimeExample QML extension plugin. 2. Note that the case of all characters in the <Name> are significant on some filesystems, notably UNIX filesystems. #. The types and functionality most common to user interfaces are provided in the QtQuick import. This is a significant improvement, but as the concept of QML modules was rather under-developed in Qt 5, even seasoned QML developers might now ask "What exactly is a. The QML_FILES, HEADERS, and SOURCES arguments list the files that are part of the module. The PieChart class is registered using the QML_ELEMENT macro, to allow it to be used from QML. 171 4. Another new feature in 5. 声明封闭类型可用,但在 qml 中是匿名的。该类型无法在 qml 中创建或用于声明属性,但当从 c++ 传递时,它会被识别。在 qml 中,如果此类属性是在 c++ 中声明的,则可以使用它们。 另请参见 qml_element 、 qml_named. src +-- MyThings +-- Panels +-- CMakeLists. 5. This function requires a function which provides an instance of the registered C++ class. qml" where <Name> is the new element name, and begins with an uppercase letter. Hi, I just installed Qt 5. as ID,NAME,CONTROL-TYPE,LINK at server side using LINQ to XML in C# language. Create a file alongside main. This registers the TimeModel class with version 1. The content of my backend. The PieChart class is registered using the QML_ELEMENT macro, to allow it to be used from QML. Viewed 398 times 1 I am trying to write simple application for sailfish OS, but I got in trouble with interaction with cover. The JavaScript environment provided by QML is stricter than that in a web browser. A JSON array is a list of values. backend QML_IMPORT_MAJOR_VERSION = 1 # The following define makes your compiler emit warnings if you use # any Qt feature that has been marked deprecated (the exact. In this case the modelData role contains the same data as the named role. This can be confusing when initializing a var property, as empty curly braces in JavaScript can denote either an expression block or an empty object declaration. QML_SINGLETON combined with QML_ELEMENT or QML_NAMED_ELEMENT registers a singleton type that can be imported from QML, as discussed below. Both QGeoCoordinate and Point are Q_GADGETs, not Q_OBJECTs. This element was introduced in Qt 4. QML_ADDED_IN_MINOR_VERSION() only takes effect if the type or namespace is available in QML, by having a QML_ELEMENT, QML_NAMED_ELEMENT(), QML_ANONYMOUS, or QML_INTERFACE macro. The process of creating a new style begins by creating a new subdirectory for the style in a QML import path under the URL-based directory structure QtQuick/VirtualKeyboard/Styles The pro file looks like this: QT += quick CONFIG += c++11 CONFIG += qmltypes QML_IMPORT_NAME = com. To write a QML extension plugin: Subclass QQmlEngineExtensionPlugin and use the Q_PLUGIN_METADATA() macro to register the plugin with the Qt meta object system. To write a QML extension plugin: Subclass QQmlEngineExtensionPlugin and use the Q_PLUGIN_METADATA() macro to register the plugin with the Qt meta object system. I can't access signal from main. Each role name is accessible in the delegate's scope, and refers to the corresponding role in the current element. Elements can have properties, they are in the form name: value; Arbitrary elements inside a QML document can be accessed by using their id (an unquoted identifier) Elements can be nested, meaning a parent element can have child elements. qml – The base component to show values like speed or Revolutions per Minute (RPM), using a needle. See also QString::split(). This ranges from headless services to widget based user interfaces. This is an overloaded function. An XML instance may contain element or attribute names from more than one XML vocabulary. Scope controls which variables an expression can access, and which variable takes precedence when two or more names conflict. Labels: reported_by_support_standardName Classification Description; qmlgloverlay: Filter/QML/Overlay: qmlgloverlay element: qmlglsink: Sink/Video: qmlglsink element: qmlglsrc: Source/Video: qmlglsrc element: Subpages: qmlgloverlay – A filter that renders a QML scene onto a video streamGeocoding is performed by using the GeocodeModel type. This property was introduced in QtQuick. atom-language-qml - QML language support for Atom. qml") component. Usually, C++ types are declared using the QML_ELEMENT and QML_NAMED_ELEMENT() macros and registered via the build system using QML_IMPORT_NAME and QML_IMPORT_MAJOR_VERSION. DownloadLinkToDisk: Download the current link to the disk. In the list of CMake configuration settings you find there, set the value of setting QML_IMPORT_PATH according to your system.