qt tutorial c

1. obtain the latest QT creator and QT library on the official website.Official Website: http://qt.nokia.com/ 2. Install QT creatorReference installation path: D: \ QT \ qtcreator-2.4.13. Install the QT LibraryRefer to installation path: D: \

Copyright Notice This article is an original work. Please respect the work achievements of the author. Repost must maintain the integrity of the article and indicate the original author in the form of a hyperlink" Tingsking18 And Main Site Address. Qt source code parsing (1) Qt creates window programs, message loops, and winmain Functions Qt source code a

graphic effect, and in Listmodel, example this role holds the name of the corresponding example QML document. When the user clicks on the "Load Examples" button, I get the current Item to the ListView, pull the data through the Model, access the example role, get the actual QML document name, and then use Qt.createcomponent () and Com Ponent.createobject () to load the QML document and build the sample component.Well, this time I'll introduce you to this, and next time we'll show you the blendi

Configure OPENCV in Qt, read a lot of "tutorials" and finally succeed. Remember the process.Native configuration:　　WINDOW7 32-bit system;qt-opensource-windows-x86-mingw492-5.5.1;OpenCV2.4.10.For me, the configuration process is difficult, because at present I have not used QT and CMake, has been using VS compiled C + +, and has not used MinGW, so look at the vari

To download the package in advance:1. Java SE develpoment Kit (JDK), version 6 or above;Http://download.oracle.com/otn-pub/java/jdk/7u60-b19/jdk-7u60-linux-i586.tar.gz? Authparam=1401337546_b496ffbe22fcb206d4dca0d56b44eddc2. Apache Ant 1.8.0 or above;http://mirror.bit.edu.cn/apache//ant/binaries/apache-ant-1.9.4-bin.tar.bz23. Android SDK;Http://dl.google.com/android/android-sdk_r22.6.2-linux.tgzHttp://dl.google.com/android/adt/22.6.2/adt-bundle-linux-x86-20140321.zip4. Android NDK (for QT5),http

qt Engineering Pro File template variables (templates) template variables Tell Qmake What kind of makefile is generated for this application. Here are the options to use: App-Build an app for makefile. This is the default value, so if the template is not specified, this will be used. Lib-Create a library of makefile. Vcapp-Create a Visual Studio project file for an application. Vclib-Create a Visual Studio project file for a libra

Qt entry routine (2), qt entry routine This document uses the QtConcurrent: run () function in Qt as an example to describe how to run a function in a separate thread. 1 QtConcurrent: run () QtConcurrent is a namespace that provides high-level interface functions (APIs) to automatically adjust the number of running threads of a program based on the actual number

After the first two studies, you can already create your own project using the QT Empty project template. Through this study, to organize the use of QT Engineering directory structure, make the project more standardized and easy to manage. The current directory structure As shown in the figure, this is the project created in the previous article, only main.cpp and Widget.cpp, widget.h three files, placed di

third-party library based on QT developmentCategory: Qt2014-02-12 11:34 1738 people read comments (0) favorite reports QT third-party libraryDirectory (?) [+]Article Source: http://blog.csdn.net/zhgn2/article/details/14613519Qxorm Qxorm is a new open source ORM (Object relational Mapping) C + + library designed to provide:* Persistence(Based on Qtsql Qt

One, multi-core compilationEnvironment: WIN10, Qt 5.4.1, compiler mingw32Project: Qt for AndroidQt Creator does not support precompilation when compiling Android projects, the default CPU single-core compilation, the project is slightly larger, resulting in a very slow compilation process, affecting efficiency.However, Qt creator comes with a multi-core compiler

QT Development (35)--qt interprocess communication Qt is a cross-platform application framework, and its interprocess communication mechanism can of course use the inter-process communication mechanism of the platform, such as message mechanism on Windows platform, shared memory, file mapping, pipeline, socket and so on. Among them,

Author: Dawei Cheng Dawei (Intel) (10 articles) Date: June 8, 2010 at pm This proposition is not very well answered, because the QT library is constantly updated, and the WebKit project in KDE is also released with a new version of release. As far as I know, I would like to share with you whether it is available or not. Let's take a look at what qtwebkit can do first, WebKit is an open-source browser engine with gecko (the typographical engine used by

This proposition is not very well answered, because the QT library is constantly updated, and the WebKit project in KDE is also released with a new version of release. As far as I know, I would like to share with you whether it is available or not. Let's take a look at what qtwebkit can do first, WebKit is an open-source browser engine with gecko (the typographical engine used by Mozilla Firefox) and Trident (also known as mshtml, the typographical en

According to the section "integrate custom widgets with QT designers" in Chapter 5th of C ++ GUI programming with QT 4, second edition, after the components generated by using the plug-in method are compiled using QT creator, the designers in QT creator cannot find them, however, you can find the plug-in by opening

In Ubuntu, how does one install the Qt environment? In Ubuntu, how does one develop Qt Creator? This article will describe these contents. First install Qt4 and use Qt Creator for development demonstration In Terminal, enter: sudo apt-get install qt4-dev-tools qt4-doc qt4-qtconfig qt4-demos qt4-designer ◆ The qt4-dev-tools includes

Qt-x11-commercial-src-4.3.1.tar.gz and kdevelop-3.5.0.tar.bz2 are installed under Fedora 8.Install KDevelop: Install KDevelop3.5 requirements, KDE3.4 above version, gdb6.6 above version, Qt3.3.2 Qt4 the following version. Installing gdb6.6Tar Xvfz gdb-6.6.tar.bz2CD gdb-6.6./configureMakeMake install Installing KDEVELOP-3.5.0.TAR.BZ2Tar Xvfz kdevelop-3.5.0.tar.bz2CD kdevelop-3.5.0.tar.bz2./configure--with-qt