How to add paypal donate button to an application?
Paypal provides as with this link. <form action="https://www.paypal.com/cgi-bin/webscr" method="post" target="_top"> <input...
View ArticleWho's interested in template QObjects?
Hi all, Currently, template classes cannot be QObjects; one of C++‘s powerful features cannot be used on QObjects. There has been some work done to change this. It wasn’t obvious if the benefits...
View ArticleDoes anyone use QML Video element with Qt 5.2 ?
Does anyone use QML Video element with Qt 5.2 ?
View ArticleQAction trigger source
Hi, is there any way to distinguish how QAction was triggered? particularly I need to know is an action was selected from a menu or triggered by a shortcut…
View ArticleonMouseRelease does not trigger
Hi, I have the visualization of a graph, with big round vertices and some edges connecting these. The Graph is a QGraphicsScene. Vertices and Edges are QGraphicsPolygonItem’s. I did not write this...
View ArticleOpenGL ES + Qt Widgets
Currently I’m using widgets which are rendered in the background thread into a buffer image and then this image is rendered infront of the other 3D scene. This technique works just fine to me, but is...
View ArticleQJsonDocument not loading fromJson
Hi, I have read the other posts on here regarding problems with Qt5 and QJsonDocument but I am having a problems with it and none of the posts seem to help. Its not loading any content form the...
View ArticleHosting a WinForm in a Qt Widget
I am attempting to host a WinForm as a QtWidget. I have access to a Dll hosting the WinForm. Using clr I can host the WinForm is a QFrame or QWidget using HWND and setting the parent window. However,...
View ArticleAutocomplete implementation in Qt
Hi Guys, I have been looking into different ways to implement an autocomplete feature in my application. The way that I think I like best is using the QCompleter class in conjunction with a class that...
View Articlechanging qt.conf error
Hey, why do i get this error after changing qt.conf? ASSERT: "fileName.isEmpty() || isAbsolutePath(fileName)" in file...
View ArticleSearching and deleting strings
Hello, I’ve recently joined this group and used Qt for 3 months. I have been coding an address book. I store data in a file and use QTreeview to display them. My current problem is how to search a...
View ArticlePassing Data From QT To C++
I was working through one of the examples on signals and slots and ive found that there is one line of code that is causing compilation issues. Here is my code #include <iostream>...
View Articledumpcpp and .NET dll
Hello, I need to use a .NET dll in Qt5. I created the .tlb file using regasm and then fed dumpcpp with it. It successfully created the wrapped but the compilation fails due to the following:...
View ArticleQt Creator segfaults when screensaver comes up
I have Qt Creator 2.7.0 Based on Qt 5.0.2 (64 bit) that came with Linux distro called Mageia 3 that crashes every time the screen saver comes up. I ran Qt Creator from the konsole and now I see it...
View ArticleFreela para compilar litecoin (bitcoin) - mac, windows, linux
Ola Gostaria de saber se tem alguem interessado me ajudar a criar uma moeda propria baseada em litecoin. E orçamento para o serviço. Grato
View ArticleVideo Playback issues on QT 5.2, Windows 7, MinGW32
On my build environment, all video playback fails with the error: DirectShowPlayerService::doRender: Unresolved error code 80040266 This video playback fails on any video file I tried including ogv,...
View ArticleHow to build QtWebsockets
Hello, I’m new to building Qt modules, and I would like to try out QtWebsockets. That said, simply following the directions in the README gets me just about nowhere. There is clearly a lot of toolchain...
View ArticleBeginner book for Qt
Hello Guys I wanted to begin with qt programming and thought it would be the best to use a book which should cover pretty much anything and guides me a bit since I haven’t used c++ for a while and I’m...
View ArticlePlace holder text and ellipsis
Hullo gents. I’ve been using QLineEdit and its PlaceHolderText. When this placeholder text is too long for the entry field, the text becomes elided (cuts off the text and adds “…”). Is there a way of...
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