picture is JPG format, copy Qjpeg.dll and qjpeg.lib past.Workaround Three: Use the Process Explorer to view the DLLs used by the programProcess Explorer is a very useful tool. Windows system and application monitoring tools, developed by Sysinternals, are now incorporated into Microsoft's portfolio. Not only combines the capabilities of the Filemon (file monitor) and the Regmon (Registry Monitor) two tools, but also adds a number of important enhance
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Link to the original article: QT global hotkey (Windows)
Original works of Li Wanpeng, majoring in software engineering, Harbin Institute of Technology
Http://blog.csdn.net/woshixingaaa/archive/2010/08/10/5802312.aspx
The qsqlitter class is provided in QT to implement split windows. Split windows can flexibly distribute window la S, which are often used in window design similar to file manager.
BrieflyWhen using QT under Windows, you typically use Windows resource files-set up information for EXE, including: File description, Product name, product version, copyright, and more ...Because of the Windows platform-related stuff, the QT Helper has almost no introduction
Compile the MySQL driver of QT in Windows
Compile the MySQL driver of QT in Windows
1. Download MySQL
URL http://dev.mysql.com/downloads/mysql/, select windows (x86, 32-bit), ZIP Archive corresponding download. Note that you need to download the full version, which is larg
In Windows XP, you can also easily develop QTProgramThere are two main development environments: 1. qt4 + vs2005 (both vs2003 and vs2008) + QT integration for vs2005. 2. qt4 + mingw + eclipse integration.I personally recommend the second solution.Note: You can obtain a complete environment, including the gdb debugging function, according to the following installation process and configuration of each softwa
1. Copy the entire project folder created with QT Creator on the Windows platform to the Linux system, you can use a USB flash drive to copy or share folders ).
2. Modify the access permissions of all files in folders and folders. First, switch to the directory where the folder is located (under/home/exam), and then modify the access permission. The command is as follows:Chmod-r 777 folderAssume that my fol
I personally like the message mechanism of QT, and I am afraid of MFC. I do not recognize the code I have written... The most terrible thing is that I want to write my own UI to run in Linux.
At first, we planned to develop wxWidgets, which is also cross-platform, with a high speed. I have been biased against qt's license before, and I feel that Linux is not enough and I have never been jealous of it.
So the probability of KDE appearing on my deskto
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 Wi
These two days to write a tool, after running release, want to publish, and finally found that click inside. exe file error qt library file missing, so learn the next in the windows on the release of QT program method, the specific steps are as follows:1, in Qt Creator with release run the program, generate the corresp
QtProgram in WindowsReleaseThis is the content to be introduced in this article. Let's talk about it later. Let's look at the content first.QtThe meaning in manual is clear. The following is what I wrote after my own understanding and experiment.QtThe document is easy to understand.
The following does not involve staticCompile (StaticCompileYou can see here), only contains dynamicCompile(That isQt(Default), mainly divided into mingw and msvc:
Mingw
First, we need to generate the release
Install Qt in Windows:
In Windows, install mingw first, and then install QT. The installation process is relatively simple and can be done as prompted ..
Note: During the QT installation process, you will be prompted to select the mingw installation directory, and will be
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
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
template features and callback functions to interact with customer code.
same as MFC
same as MFC
same as MFC
same as MFC
with MFC, COM is much better than MFC.
Visual Studio supports Standard C ++ compilers in windows.
use resource files to save the layout.
none
Free Agreement
wxwidget
macro, custom rtti. Use the callback function to interact with user code
Today, we try to transplant the QT program into various virtual machines, because Qt's dependent library reports often fail to show all dependent libraries. The result frequently appeared the problem, finally all solved, here gives some routines.First of all for the QT version, I used a lot, the end of the current recommended MINGGW version (this version comes with MINGGW), the website link:Qt 5.4.2 for
Reprint: http://www.cuteqt.com/blog/?p=2088Qt for the bottom of the system, has not been very good support, such as serial port and port communication, as well as we often use the global hotkey, and so on. Since QT may, for some reason, not support these, we can only write our own code to invoke the system-related APIs.Note that this is a Windows article, which means that the code only supports
1. Unzip the mingw-gcc440_1.zip. Copy the extracted folder to the C packing directory.2. Install the qt-creator-win-opensource-2.5.2.3. Install the QT-WIN-OPENSOURCE-4.7.3-MINGW. Do not change the default installation directory.4. Open QT Creator, menu----build and run (left column)--click on "Manual Settings", click the Add button in the right column, select "Mi
picture transparent place to penetrate
Setmask (M_pixmap.mask ());
}
void Irregularwidget::mousepressevent (Qmouseevent *event)
{
//Press the left button to move the window, press the right button to close the program
if (event->button () = = Qt::leftbutton)
{
M_currentpos = Event->globalpos ()-Framegeometry (). TopLeft ();
Event->accept ();
}
Else if (event->button () = = Qt
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