QtQuick has mechanisms for two-way integration with C++ objects, including supporting of Qt signals and slots mechanism. To provide even greater flexibility and transparency when creating applications, you can use C++ through the Qt framework. QML objects functionality can be extended with JavaScript, and added to project as standard. Items can be combined into complex components with spread input output interface. QML program is a set of files, containing QML elements, organized in trees, representing a set of graphic and behavioral units, such as states, transitions and animation. Includes QML language, based on JavaScript, it`s interpreter and a collection of ready components. Focused on the use of mobile devices, touch input. This technology has made possible the creation of multifunctional dynamically changing graphical user interface with visual effects and animation. QtQuick was first introduced in Qt 4.7 and allowed to develop programs for the operating systems Windows, Linux. The article discusses the use of the latest technology QtQuick, allowing to create cross-platform applications using declarative language QML, and it’s application during development of multi-functional mobile hardware-software complex and long-term cardiomonitoring and ergonometry.
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