Plugin Dll with QWinWidget not showing any content
Hi, I’m trying to create a plugin for a Windows program and would like to use Qt. I found the Qt-winmigrate solution and tried it. I have no problem opening a QMessageBox like this: QWinWidget win1(...
View ArticleMigration CMake projects from Qt4 to Qt5
As the QtCreator 2.7, I created a simple project “Migration” based on CMake. I want to get Qt4/5 compatible file of the project. I already have a prototype that I tested with Qt4/5 on Windows and...
View ArticleQt - Sort method does not update view - QTreeView and QAbstractItemModel
Hi, This question has been posted multiple times, but none of the answers provided could help me. Hence posting it again. I have a QTreeView and a QAbstractItemModel up and working (Source code copied...
View ArticleUsing QThread to display live camera feed
I am trying to write an application which takes frames from a web camera and displays them on screen. Since I will be processing the frames (using OpenCV, etc), I want to improve the speed of the...
View ArticleQWebKit, Qt 5.0.2, videos.
I have no idea how to include any video into pages that are shown by QWebView. Neither HTML5-video tag (with any codec) nor Flash-player doesn’t work. I’ve read that it can’t play HTML5 video (I’ve...
View ArticleWindows Qt Deployment on Linux under wine (issue with UdpSocket connection)
Hi all, This may be more a “wine” topic, but I am hoping many people in Qt forums have tried similar things. I have built my project in windows XP sp3. I have a deployment that has the .exe and all the...
View Articledifference in days, months and years between two dates
I have a file with multiple dates in this format(example): 20120512 (yyyy-mm-dd) Would basically this: The difference in days, months and years between “20120512” to current date.
View ArticleQWebKit, Qt 5.0.2, видео.
Совершенно нет уже идей как добавить хоть какое-нибудь видео в страницу показываемую QWebView. Ни HTML5-video тэг (ни с каким кодеком), ни Flash не работают. Прочитал что HTML5-video не работает,...
View ArticleIntroducing QtMetrics
We are ready to launch our QtMetrics page for the public now. Description from its wiki page: Purpose of the Qt Metrics web portal is to visualize and communicate the progress of Qt quality, focusing...
View ArticleUsing HelloGL to Display a Model with Assimp
Hey everybody, i got a working code in MSVC 2010 to load a 3d model and display it in a glut-window. Now i try to include this code into a QtGui. Because i have barely any experience with Qt i started...
View ArticleBest way to call external functions from a different process
Hello, I created a basic Qt UI that has buttons. I have an external application that I created in C++ from MSVS2008. I am using QSharedMemory for IPC communication. I have successfully binded the data...
View ArticleGet the audio data sent to the soundcard / get the audio data from another...
Hello, I am programming an audio analyzer. That why, I want to retrieve all datas played from another application (for instance: windows media player, microphones (this one I know how to do it) ) in...
View ArticleIntroducing QtMetrics
We are ready to launch our QtMetrics page for the public now. Description from its wiki page: Purpose of the Qt Metrics web portal is to visualize and communicate the progress of Qt quality, focusing...
View ArticleSorting with QStandardItemModel and QTableView
Hello, I’m trying to make a simple sorting on a QTableView, where the model is a QStandardItemModel, and the sorting is a QSortFilterProxyModel, but a very strange thing is going on. What I need is...
View ArticleQuestions on how to use QSyntaxHighlighter
Hi, I’m trying to use QSyntaxHighlighter in my code to highlight relevant parts of some program output in a QTextEdit. So I derived a class from QSyntaxHighlighter and wrote highlightBlock(). This...
View ArticleDisplaying a QT Widget on / overlaying a 3rd Party Window (in Windows)
This is not something I have tried before and am a complete newbie to the likes of HWND, hooking etc. Basically, I would like to display / overlay a QT Widget on top of a window of a 3rd party...
View ArticleChange the size of QSlider::handle not working
Hello! I am trying to use a custom style sheet styled QSlider. I would like a aspect ratio on the handle different than the one provided by default. However, the height and width attributes in the...
View ArticleSenior Embedded Software Engineer, San Francisco Bay Area, California, US
Job Title: Senior Embedded Software Engineer Location: Redwood Shores, California Role Summary: This role entails the development of embedded firmware for Communication Gateway product. The role...
View ArticleQAbstractVideoSurface vs QGraphicsVideoItem Performance as a viewfinder surface?
I was wondering what the difference between the two are, besides the obvious QCamera can use either as a viewfinder void setViewfinder(QGraphicsVideoItem * viewfinder) I would suspect that the...
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