qt creator tutorial

There seem to be many posts that output Hello World on the network, but the dark Console window is used in QT creator to createProgramIt should be rare. After all, QT is good at Gui programming. Today, we will use QT Creator as an IDE line to try the dark console

Yesterday the Linux system collapsed and today the Linux system (Ubuntu16.04) was installed. After the QT creator was installed, a simple C + + project was created to test whether the installation was correct and the project defaults to output "Hello world." ", run through, normal output. But there was a warning in debug (though it could also output "Hello world". "): Debugging Starts " warning:GDB:Failed t

The purpose is to install the RPM file generated by QT Creator on the tablet 1. The program uses images to display images normally. 2. If the program needs to use other files, you can copy the files to the specified folder on the tablet. 3. You can generate shortcuts on the desktop with icons The above functions are implemented in sequence below 1. The program uses images to display images normally. In

installer, when installed, only need to select debugging Tools for Windows, others can not install, as shown in.Close the Setup program after the installation is complete.Configuring QT CreatorRestart Qt Creator, in the settings, Build Run Kits tab, you can see kits inside the yellow exclamation point before the triangle is not, and debugger is automatically re

Common software window size changes (maximized, manual changes) require the window components to be able to adapt to the layout, and in the QT application interface design, for beginners like me how to implement the window adaptive adjustment or a detour. Baidu on the Internet a lot, most of it is very vague, there are a lot of programs to achieve, since already have QT

First of all, thanks to Jia Nan's help. Environment: Linux Ubuntu 14.04 QT4.8.5 Qt creator2.8.0 OpenCv2.4.9 OPENCV installation has said before, the installation of Qt can be its own Baidu, QT source code compiled when the time is longer, I installed about five hours. Then configure the Qt

Install QT libraries for Windows (available from the http://qt-project.org/downloads) Install QT Creator for Windows (available from the http://qt-project.org/downloads) Install debugging tools for Windows (available at http://msdn.microsoft.com/en-us/windows/hardware/hh

Coffeegghttp: // www.cnblogs.com/coffeegg/archive/2011/11/15/2249452.htmlcallable official example http://doc.qt.nokia.com/4.3/stylesheet-examples.html. Qt creator style sheet usage (QT creator) (stylesheet) (style) (qt4.7) (usage) Abstract: In QT create, style sheet is used

Qt Creator 3.5.1 (Qt4.8.4 library +mingw4.4) using the minGW4.4 default GDB debugging will be unsuccessful, prompting the following: Debugging starts Debugging has failed Debugging has finished Cause: Qt Creator 3.5.1 requires an updated version of GDB. Download qtcreator-gdb-7.4-mingw32_nt-6.1-i686 from Http://

way. 2. Application (exe file) icon settings Step 1: First of all, you must prepare a. ICO icon file (Suppose it is qtdemo. ico) and copy it to the project directory (the directory where the. Pro file is located ). Step 2:In QT creator, CTRL + N or file-new file or project, select text file in general, and enter the name as the. RC file (such as qtdemo. Rc). Write only one line in it:Idi_icon1 icon discard

More use of shortcut keys can significantly improve productivity, minimize the keyboard, the mouse to switch between the wasted time. I am here to list the Qt Creator shortcut keys that I think are important to master. See how many you know?. 1. CTRL (Press and hold) + TAB to quickly toggle open files . 2. Quick Add method Entity (. cpp) Declaration, Move the cursor to the meth

I have nothing to worry about today. I decided to upgrade the QT creator version that I have been using to see if I can find some surprises in the new version; The update is still fast, and the new version has been installed in a few minutes. The first "surprise" found by enabling QT creator is that it is very slow to

How to add dependencies in the QT library of QT creator Write by nine days Yan Ling (jtianling) -- blog.csdn.net/vagrxie Discuss newsgroups and documents Here, QT creator is really not a good product. When creating a project, you can use the GUI to select the

#include #includestring>#include#includeusing namespacestd;intMainintargcChar*Const*argv) { Try{leveldb::D b*DB; Leveldb::options Options; Options.create_if_missing=true; Leveldb::status Status= Leveldb::D b::open (Options,"./db", db); coutEndl; for(intI=0; i99999; i++) { stringKey = boost::lexical_caststring>(i); stringValue = boost::lexical_caststring> (i*i); DB-Put (Leveldb::writeoptions (), key, value); } stringKey ="666"; stringvalue; DB->get (Leveldb::re

Label:I was had the same problems too, and finally figured out how to solve this. Styne666 gave me a hint. Do the following: Tools Options ... Build Run Tool Chains Use the ' Clone ' button to make a copy of the auto-detected MSVC items In each of the cloned items, you can specify the debugger in the "Debugger" field (e.g. C:\Program files\windows Kits\8.0\ Debuggers\x64\cdb.exe) After this everything seems ... Colby {Edit} I should further mention so if

QT is a cross-platform good thing.Because of the future needs, the new software needs to be able to cross-platform, because it is done with QT, so the beginning of the environment to consider the cross-platform migration.One, Windows platformQt5.5+mingw+qtcreator 3.5 is used on WindowsActually, there's nothing to say about Windows.1. Download the latest QT5.5+MINGW environment from Qt64ng and install the pa

Modify C:\qt\qt5.4.0\tools\qtcreator\share\qtcreator\templates\wizards\plaincppapp\qmake\project.proc:\qt\qt5.4.0\ Tools\qtcreator\share\qtcreator\templates\wizards\plaincapp\qmake\project.pro Add two lines CONFIG += c++11 QMAKE_CFLAGS += -std=c99 Other C:\Qt\Qt5.4.0\Tools\QtCreator\share\qtcreator\templates\wizards\The. Pro file below mak

Today, I saw a good GUI plug-in qwt under Qt in the book, so I tried it. After downloading qwt (version 6.0.2) on the Internet and translating it according to the prompts on the website (qwt.sourceforge.net), you can run the example that comes with qwt, I followed the post from many experts on the Internet, and finally I can see the qwt controls in designer. These are not the focus of my post today, because they can be found online. The key point i

In linux, qt has integrated the latest development platform QT Creator. Below is a routine for me to practice calling a dynamic library (. so file: 1. Open QT Creator and click File-New... select the C ++ Libarary project, click Next, and enter the project name (zsz in this

Tags: pack linu kylin apt-get run URI Pen lease OpensFirst, go to the official website (https://download.qt.io/official_releases/qt/) to download the QT creator installation package.I downloaded the 5.11.1 Version file: Qt-opensource-linux-x64-5.11.1.runMake sure that the relevant tools are installed on your computer:s