qt project

directly in the application, It enables applications to build user interfaces at run time using UI files, (8), Qttest, and defines classes for unit testing of QT applications and libraries.QT Creator is a lightweight, cross-platform, integrated development environment IDE developed with QT, which contains a suite of university tools for creating and testing Qt-b

WhyQt becomes the first choice for C + + interface programmingFirst,PrefaceWhy now QT more and more become the first choice of interface programming, the author of the QT Interface programming has been nearly 8 years, before this I do C + + interface is based on MFC, also done about 5 years. At that time why the transfer from MFC to QT, the main reason is that MF

to select the version and user protocol. Press "O" (Open Source) "Y" (yes) ............ Wait patiently ............ The following figure is displayed after the configuration is complete: ---- Make sure that you have at least two hours of free time before you start this step ---- Then enter the mingw32-make sub-Src Enter ......... What should I do ............ Until you see the following picture: PS: You can browse the Web page during compilation and chat on Weibo, but it is not r

Qcustomplot-Ultra-compact QT drawing Controls 2016-10-22 16:03:25| Category: QT|Official website: http://www.qcustomplot.com/1.0:http://download.csdn.net/detail/czyt1988/5986701Download Lofter my photo book |Qcustomplot Super Ultra-small QT Drawing Control, very beautiful, very easy to use, only need to add a qcustomplot.h and qcustomplot.cpp can be used, far mor

Visual Studio add-in installation order is not required, the installation process no longer say (fool-next), the installation path does not include Chinese, spaces, special characters (~After the installation finishes Visual Studio add-in, the appropriate QT options will appear in Visual Studio!Configuring the development environmentSelect: QT5->QT options->add, configure the development environment for QT

commercial version. You do not need to specify these two parameters. To start configure, You need to select a version. -Developer-build... compile the developer options. *-Shared ...... dynamic compilation. -Static ...... static Link Library. It seems that some plug-ins cannot be statically compiled. *-No-fast ...... configure generates makefiles for all projects and compiles -Fast ...... only generate makefiles for the project under the library dire

First, briefToday, we introduce a simple window property--qt::wa_deleteonclose.After the normal window is created, we usually call the close () method to close the window, and here we look at the introduction to the Close () method in the Q helper. BOOL Qwidget::close ()Closes this widget. Returns true if the widget was closed; otherwise returns false. First it sends the widget a qcloseevent. The widget is hidden if it accepts the close e

Qt Creator supports Chinese, starts faster than Eclipse, NetBeans, and has a better interface, and works well with input method FCITX (cursor following). You can use the QT creator Contemporary Code Editor as a vim helper, the advantage of which is that Qt creator can automatically parse projects to form friendly, quick smart tips, and you can also work with the

............ The following figure is displayed after the configuration is complete: ---- Make sure that you have at least two hours of free time before you start this step ---- Then enter the mingw32-make sub-Src Enter ......... What should I do ............ Until you see the following picture: PS: You can browse the Web page during compilation and chat on Weibo, but it is not recommended to run large programs. Otherwise, the Compilation speed will be greatly reduced !! When you see this pict

Recently, the TIFF format was only available in the project. I checked on the document: "tiff is an image file format. This image format is complex, stores a large amount of content, occupies a large storage space, and is three times the size of GIF images, it is 10 times the corresponding JPEG image ". See its definition: The label Image File Format (Tagged Image File Format, abbreviated as TIFF) is a file format mainly used to store images including

Today, we can use some QT tools to write command line programs. We can see a more general usage of QT.The content is very simple and the current date is output.The qdate class is used first. You can use the static method currentdate of the qdate class to obtain the current date.Second, the cout in the standard library cannot output the qstring type, so the qtextstream class is used for output. Common variables such as Endl and flush have been defined

In the subsequent content, I will not explain this term in QT for Embedded Linux for short. Note that, in any part of this series of articles, This term refers to QT for Embedded Linux, not QT for Windows CE or QT for Symbian. The applicable software versions are QT for Embe

Document directory I. Detailed Description Ii. Top-level attributes and child components Iv. Window flag ID 5. introduce several important member functions I. Detailed Description The qwidget class is the base class of all user interface objects. In general, basically all UI classes of QT are inherited by qwidget, while qwidget inherits from qobject,You can refer to QT source to find some subtle writi

QT Development (19)--qt memory leak problem I. parent-child relationship between QT objectsQT The most basic and core classes are:Qobject,qobject has a list inside it, it saves children, and a pointer holds the parent, and when it's self-destructor, Will remove itself from the parent list and deconstruct all children.There can be parent-child relationships betw

-4.8.4/src/corelib/global/qconfig. cpp: The new permission is r-xrwxrwx, not r-XR-xCreating qmake. Please wait...LN: unable to create the Symbolic Link "mkspecs/Default": operation not allowedG ++-c-o project. o-pipe-dqmake_opensource_edition-g-I. -igenerators/Unix-igenerators/Win32-igenerators/MAC-igenerators/Symbian-igenerators/integrity-I/mnt/winf/software_linux/QT/q