qt json

Qt for iOS, mixed programming of Qt and Objective C, iosobjective Recently, some friends who use Qt asked about Qt for iOS, because I have little experience in this field and cannot write system articles. I am very sorry, I cannot give a satisfactory answer. I suggest you go to Jason's Home. There is also a link in th

In the previous article "Qt on Android: Qt Quick event processing: Mouse, keyboard, and timer", we introduced common processing of mouse, keyboard, and timer, mouse and keyboard are the most commonly used events on computers. In this section, we will introduce a very important gesture on Android smartphones: holding hands. As early as Apple's mobile phone, Apple tried to apply for a patent for the Operation

On the QT website http://download.qt.io/archive/Under the qt4.8.6:http://download.qt.io/archive/qt/4.8/4.8.6/qt-everywhere-opensource-src-4.8.6.tar.gzand Qt creator 2.5.2:http://download.qt.io/archive/qtcreator/2.5/qt-creator-linux-x86-opensource-2.5.2.bin In the te

The QT/mfc Migration Framework tool assists in the migration of existing Win32 or MFC applications to the QT toolkit. The project provides a set of classes that allow using QT and MFC/Win32 windows in the same application. User interface elements developed with QT can be embedded into an existing MFC or Win32 based use

embedded linux qt Development (iv)--qt Creator project Management First,QT Creator project Management Qt Creator manages the source code in the form of a project, and a QT project contains different types of files as follows:A, . Pro Project description FileB, . Pro.user Use

Step 1: Refer to the installation of QT environment and QT Creator development tools under Ubuntu Input in terminal: sudo apt-get install qt4-dev-tools qt4-doc qt4-qtconfig Qt4-demos Qt4-designer Qt ASSISTANT,QT LINGUIST,QT Creator is included in the Qt4-dev-tools (seemingl

far, none of the above-mentioned operations involve programming, which is done directly in the browser. However, we want to implement this function in the dictionary, we have to face two problems: 1, programming to implement the user's login and call Api;2, parse the call API after the return of the JSON-formatted data. These two issues will be resolved in the following series of articles, please pay attention to.QT-Based Dictionary development serie

Recently, there are several friends using QT to ask Qt for iOS things, because I have very little experience in this area, writing system articles, very sorry, can not give a satisfactory answer, recommend everyone to see Jason's Home, in my blog left sidebar link also has, he provided Qt Some of the most interesting articles for IOS, and are practice-based, and

The Book of QT 4 Translation: 3.1.1 use the QT designer to generate a layout The Book of qt4 Translation Qt programming Art --------------------------------------------------------------------------------- Original Name: The Book of QT 4: The art of building QT applica

QT Directory Dependency problem----How to generate a green QT packageOne, the core issues:What if you copy the compiled QT file to any directory and use it as a green software library?Second, the principle of discussionSince QT hardcoded the installation path into the library file at compile time, this problem does not

What is QSSQSS, known as QT style sheets, is the QT stylesheet, which is a mechanism provided by QT to customize the appearance of a control. QSS a lot of reference to the content of CSS, but the function of QSS is much weaker than the CSS, embodied in the selector is less, you can use a lot less qss properties, and not all of the properties can be used in all

[Qt] 2.3 use the Qt designer to create a dialog box, 2.3qt After installing Qt OpenSource, you can find these items in the Start Menu. [Designer] is a program used to design the window interface. So now you can use it to design a dialog box. In [Qt Creator], you can also design the interface in [design. Open [Designer

Qt DesignerIt provides programmers with visual design capabilities and can be used to develop all or part of forms in an application. To put it simply, cross-compilation is to generate executable code on one platform. The so-called platform actually contains two concepts: Architecture) and Operating System (Operating System ). The same architecture can run different operating systems. Likewise, the same operating system can run on different architectu

Due to the actual project requirements, Qt needs to be compiled into the LINUX-ARM version, the following is the entire operation process, the program written using Qt has been run on the actual development board, posted here, I hope I can help my friends in need. Preparations:Linux Kernel version:Linux 2.6.35-22-generic # 33-UbuntuCross-compilation tool:Arm-none-linux-gnueabi 4.4.1Qt installation package:

Respect the author, support the original, if you need to reprint, please attach the original address: http://blog.csdn.net/libaineu2004/article/details/46234079With QT development under Mac OS X, QT libraries and compilers need to be configured. The compiler can only use clang that Apple has developed on its own.1, respectively download and install Xcode and command line Tools (must be installed), after ins

Starting from a memory leak?Very simple entry procedure, you should be familiar with it ^_^#include In the context of the delete from Qt, we mentioned that the program has a memory leak (the representation is that the destructor is not called), and there are three workarounds: Assigning a Label object to a stack instead of a heap Set tag bit qt::wa_deleteonclose for label Call Delete yourse

When using QT designer to design the form interface, we can use the form control in the widget box to easily draw the interface, such as dragging a button and a text editor. Although the controls in QT designer can meet most of our needs, sometimes some special requirements are also generated. For example, in an input box, we need to enter the longitude and latitude, in this case, there are two input method

QT Portal access: Any QT user can view this feature when you are a group master or group Administrator of one or more groups, you can turn on/off the QT portal for the corresponding group Introduction to the function of the QT Portal: It is a quick access to the QT room. In

Recently, the GUI interface of the company project uses QT, the study of QT discovery in the last two months is really a problem, there are two main problems in this problem: "1" Chinese display; "2" Chinese garbled; The "1" problem occurs when the situation is: QT interface only the English alphabet, Chinese one is not displayed, and

Copyright Notice Respect Original Works. Reprinted, please maintain the integrity of the article, and in the form of a hyperlink to indicate the original author "tingsking18" and the main site address, so that other friends can ask and correct. Qt source code parsing (1) Qt creates window programs, message loops, and winmain Functions Qt source code analysis (2