QAction ToolButton in toolbar triggered should open a TabWidget
hi, i checked everything related to this, but no too many posts found; actually nothing relevant. only here [qt-project.org] i found something similar, but is not pointing anywhere. i have a ToolButton...
View Article[QT5] How do I build pile of this dog shit?!
Excuse me for my french, but can somebody give normal instructions on how to build QT5 with WebKit?! EVERYTHING SO FAR WAS WASTE OF TIME, nothing does the job right. Why suddenly QT5 does not provide...
View ArticleExposing last frame to pixel shader using FBO Qt5.1
Hi all, I have a subclass [github.com] of QGLWidget which just draws a fullscreen quad and passes data to a fragmentation shader to act as a visualizer. I want to grab the last frame and pass it in...
View ArticleQtextDocument table left border
Hi, I am using a QTextDocument to create a file with layout for printing. The problem lies with the creation of a table equal to the one below. I can’t remove the lines between the rows. Does anyone...
View ArticleQListWidget and items with several informations
Hello community! I’m programming a software for an American Football team where they can manage their formations and plays. It draws everything with QPainter into a self-programmed render widget and it...
View ArticleBest way to create a QML Dialog with QQuickView, to be run before main QML...
OK, so what I am doing is I have a QQuickView set to a ‘main.qml’ file, which is my main app window, then I have QGuiApplication, now I’ve come to realize that as soon as QGuiApplication::exec() is...
View Articlecan't find linker symbol for virtual table
The subject line gives the error I get when running my program in debug mode in QtCreator. After stripping away nearly all of the original program, the error is due to something in the code below....
View ArticleQList style Javascript API
After seeing this: http://blog.qt.digia.com/blog/2013/05/16/qtified-javascript/ I decided to write my own library to expose QList’s API in javascript. You can find the project here:...
View ArticleA small test case for setting background of HeadData doesn't work, BUG ?
TestBackground.pro QT += core gui greaterThan(QT_MAJOR_VERSION, 4): QT += widgets TARGET = TestBackground TEMPLATE = app SOURCES +=...
View ArticleCopy a class into another with list of pointers
Hi, Suppose i have a class and i have defined it in stack. MyClass class; when i copy this class into another: class = anotherClass; will the pointers which i have defined it in the object will copy or...
View ArticleAccess is denied problem
I’m work in project with opencv lib and sometimes it give me that error and sometimes it’s not when I build it : mingw32-make.exe[1]: *** Access is denied. . Stop. mingw32-make.exe: ***...
View Articleusing variables ending with numbers
Hi, I deal with a bunch of variables named: nom1, nom2, nom3, nom4,….. I would like to call the variable (nomX). I tried : ("nom%1).arg(X)="Sam";...
View ArticlePlug and paint example in Qt5
Hi friends, I’m using QtCreator to compile the Plug and Paint example from Qt5 and i got this error /usr/bin/ld: cannot find -lpnp_basictools collect2: ld returned 1 exit status I have searched in...
View ArticleQUrlInfo and ftp permissions
Hi everyone. I am working on a project (for personal use) which includes FTP client built with QFtp and Qt 4.8 I know most of you will say that the right way to go is QNetworkAccessManager, but I found...
View ArticleWhich graphics driver is linked when building Qt?
Hi, I’m building Qt 5.0.1 with MinGW 64 with “-opengl desktop”. I can choose which graphics processor should be used on my laptop (Intel driver for onboard graphics (OpenGL 3.3) and NVIDIA driver for...
View Articleکپی کردن یک شی از کلاس QObject
سلام بچه ها همینطور که همه میدونید کلاس QObject به دلیل یه سری مسائل مربوط یه meta-object متدهای copy constructor and copy assignment را غیر فعال کرده است. حال این سوال مطرحه که چه راه حلی برای کپی...
View ArticleQWizard fields - enumeration or check for existance?
I would like to check in a QWizard wether a field with a certain name exists. Alternatively I’d be happy if I could enumerate all currently registered fields in the Wizard. I’m not aware of either...
View Article[PROBLEM]::can't find a way to cooperate with .cpp file
I want to be able to change the text, of text edits in my qml file, from my .cpp file; and the values of variables in my .cpp file, from the mouse areas in my qml file… Yet i can’t seem to be able to...
View ArticleQt5 and blackberry10
For what I know, the NDK do not support Qt5 yet, but there are a tutorial teach us how to build it Qt5 for bb10 [qt-project.org] Anyone try it??The simulator of BB10 support Qt5 or not? Do anyone know...
View ArticleBug in QtCreator, MingGW and/or gdb?
I posted on this topic earlier under “can’t find linker symbol for virtual table,” but I’ve pared the problematic code down to such an extent that I don’t see how the problem could be in my code —...
View Article