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Evgenii Legotckoi
Oct. 27, 2018, 3:35 a.m.

Qt → Qt/C++ - Tutorial 085. Work with QJsonObject, QJsonArray, QJsonDocument. Save and load JSON from files

Qt5, QJsonArray, QJsonObject, QJsonDocument, JSON, Qt

Consider a small example of the formation of a JSON document from, for example, the text and the title of this text.

For example, the text has:

  • Title - First Title
  • Content - First Content

And so on

We will …

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Evgenii Legotckoi
July 18, 2018, 1:14 p.m.

Qt → Write your own Python bindings

C++, Qt5, bind, Python

Today we'll take a look at how you can create bindings for your own project.

The Qt Company is pleased to announce that Qt for Python will also include Shiboken, your primary binding tool.

Read the material below and you …

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Evgenii Legotckoi
June 18, 2018, 2:01 p.m.

Qt → C ++ scripts

Qt5, Qt, Script, C++

One of the authors of the Qt Blog shared his experience of using the Cling utility. To solve everyday problems, he needed to write several scripts, and he used C ++ as a scripting language!!! To do this, he used …

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June 2, 2018, 5:04 a.m.

Qt → New in the Wayland Platform Plugin in Qt 5.11

Wayland, Qt5, Releases

Wayland is the display server protocol on modern Linux systems. The Qt Wayland platform plugin allows applications to use the Wayland display server (compositor)

In addition to bug fixes, the 5.11 release of Qt contains a significant number of improvements, …

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Evgenii Legotckoi
Dec. 14, 2017, 2:12 p.m.

Qt → Qt 5.10 Release

Releases, Qt5, Qt 5.10

Qt developers have announced the release of Qt 5.10, which is marked by the introduction of new functionality, as well as the release of Qt 3D Studio.

Qt 3D Studio

As the name suggests, Qt 3D Studio is a graphics …

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Evgenii Legotckoi
Nov. 24, 2017, 2:27 p.m.

Qt → Are you ready for Qt Quick Controls 2.3?

Qt5, Qt Quick Controls, Dev Loop, ui, Qt 5.10

With the release of Qt 5.10, Qt Quick Controls 2.3 will be available.

New functionality in Qt Quick Controls 2.3:

  • New styles
  • Menu and actions (Actions)
  • Palettes

New styles

Two new styles have been introduced: Fusion and Imagine . The …

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Evgenii Legotckoi
Nov. 9, 2017, 1:22 p.m.

Qt → Qt/C++ - Tutorial 073. Signals and slots. Connecting Slots to Overloaded Signals in the Qt5 Syntax

Signal, Slot, Qt, Qt5

Quite a frequent problem when working with signals with slots in Qt5, according to my observations on the forum, is the connection of slots in the syntax on the pointers to signals having an overload of the signature. The same …

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Evgenii Legotckoi
Aug. 5, 2017, 3:54 p.m.

Qt → Qt/C ++ - Tutorial 071. Dynamic creation of graphs with QtCharts.

QtCharts, Qt5

We will analyze the creation of graphs when it is necessary to add a large number of graphs, which are created dynamically. A similar lesson was already in the article on dynamically creating widgets, only there were added QPushButton buttons. …

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Evgenii Legotckoi
Nov. 30, 2015, 7:49 p.m.

Qt → Qt/C++ - Lesson 030. QCustomPlot – Introduction into working with charts

график, QCPItemTracer, Qt5, QCPCurve, QCustomPlot

Constantly I hear about QCustomPlot on working with graphs to Qt, but on the start of the made in one my application I worked without special libraries, and now in a same moment decided to get acquainted with this library. …

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Evgenii Legotckoi
Sept. 24, 2015, 8:56 p.m.

Qt → Qt/C++ - Lesson 021. The drawing mouse in Qt

QGraphicsScene, рисование QGraphicsScene, Qt урок, рисование, Рисование Qt, рисование мышью, Qt5, Qt

In this lesson, let us learn drawing with the mouse in Qt, based on the most primitive analogue Paint using QGraphicsScene . No adjustments or brush size, or palette, or special effects, and a red line, which we will draw …

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  • Last comments
  • AK
    April 1, 2025, 11:41 a.m.
    Добрый день. В данный момент работаю над проектом, где необходимо выводить звук из программы в определенное аудиоустройство (колонки, наушники, виртуальный кабель и т.д). Пишу на Qt5.12.12 поско…
  • Evgenii Legotckoi
    March 9, 2025, 9:02 p.m.
    К сожалению, я этого подсказать не могу, поскольку у меня нет необходимости в обходе блокировок и т.д. Поэтому я и не задавался решением этой проблемы. Ну выглядит так, что вам действитель…
  • VP
    March 9, 2025, 4:14 p.m.
    Здравствуйте! Я устанавливал Qt6 из исходников а также Qt Creator по отдельности. Все компоненты, связанные с разработкой для Android, установлены. Кроме одного... Когда пытаюсь скомпилиров…
  • ИМ
    Nov. 22, 2024, 9:51 p.m.
    Добрый вечер Евгений! Я сделал себе авторизацию аналогичную вашей, все работает, кроме возврата к предидущей странице. Редеректит всегда на главную, хотя в логах сервера вижу запросы на правильн…
  • Evgenii Legotckoi
    Oct. 31, 2024, 11:37 p.m.
    Добрый день. Да, можно. Либо через такие же плагины, либо с постобработкой через python библиотеку Beautiful Soup