459 Topics
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| | What would it take to make graphics show on the monitor without using stuff like tkinter and Qt? (tkinter and Qt are called toolkits right?) |
| | It is something of a good and bad news day for mobile phone giant Nokia. On the same day that it announces shipping of the new N900 handset, based on the open source Maemo 5 software, Nokia is also recalling a staggering 14 million mobile phone chargers due to concerns … |
| | Howdy, I am creating a GUI in QT 4.5.3. I am having a problem trying to create a new subclass of QWidget. I already have several (3) other subclasses of QWidget, but when I attempt to add an additional one, the code does not compile. Here is the newClass: [CODE] … |
| | Hello, I have a problem.How I must add QMainWindow to my code, because the error is: [COLOR="Red"]Exception in thread "main" java.lang.Error: Unresolved compilation problem: The method menuBar() is undefined for the type Calendar[/COLOR] [CODE]package Kalendarz; import com.trolltech.qt.gui.*; import com.trolltech.qt.core.*; import com.trolltech.qt.gui.QMenu; import com.trolltech.qt.gui.QAction; import com.trolltech.qt.gui.QApplication; import com.trolltech.qt.gui.QColor; import com.trolltech.qt.gui.QIcon; import … |
| | Right im very new to php and kinda learning as i go, here is my code. What it is, is when i search a part number it has to be matching the case e.g if i search a6725 it doesnt work but if i search A6725 its returns the result. … |
| | Hello, I have a problem which is this: [CODE]private void setupEditor() { QFont font = new QFont(); font.setFamily("Lucida Console"); font.setFixedPitch(true); font.setPointSize(10); textEdit = new QTextEdit(); textEdit.setLineWrapMode(QTextEdit.LineWrapMode.NoWrap); textEdit.setFont(font); new Highlighter(textEdit.document()); new CodeEditor(textEdit.document()); } public class CodeEditor extends QPlainTextEdit { public CodeEditor(QTextDocument textDocument) // public CodeEditor() { lineNumberArea = new LineNumberArea(this); blockCountChanged.connect(this, … |
| | Not sure this is the best place to post this: I'm an experienced C++ oop developer wanting to develop my own semi-complex website ( e.g. with very nice GUI and graphics in general). I've used Qt for C++ GUIs I'm a newbie to web development, and after researching languages, it … |
| | Hello geeks, First of all thanks to the members of this forum for their active participation, contribution and willingness to help. Now i'm in need of your valuable suggestions for my project in python. 1) I want to have GUI interface in my project and now i'm using python 3.1.1. …  |
 | Hello guys, I have one question about Qt... I`m fairly new in Qt and... I create the application in Qt in Linux and now I want to make a version for Windows, but do not know how to do it. I have read and follow tutorials for cross-over compiling but … |
| | Apologies for the huge post! I am having trouble with ajax right now on my site: (This site is only a first draft and has a few nav problems with the flash - will sort it soon) My main problem is I have an Ajax code on the index page … |
| | What's the simplest way of being able to build Qt Applications using C++? notepad? specific IDE? HOW do I do it? Can someone PLEASE walk me through it. I found instructions online for integrating MS Visual C++ with Qt. I ended up taking 5-6 hours out of my time to … |
| | Anyone have a clue what would cause the compiler to complain about static members and functions and virtual functions ? I've written a bunch of stuff with Qt in C++ without this problem. The only new thing is I've overrided a virtual function and created a few static data members … |
| | Hello, I'm new to QT and I need a little help making a custom widget . Basically I need to subclass QTableWidgetItem and have it draw a translucent image with a set color in the background. In some cases the color in the back ground pulses (dark to bright) so … |
| | If you’re looking for low-cost GUI-test automation for Java, Qt, Mac OS X and Web applications, here’s a product you might find useful. Have you heard of Squish? It’s an automated function-testing tool from [URL=http://www.froglogic.com/pg?id=Home]Froglogic[/URL]. Released today was Squish 3.4, adding support for the May release of Trolltech’s [URL=http://trolltech.com/company/press-center/Qt4PressRoom]Qt 4.4 … |
| | The Fedora project team on Tuesday posted a [URL="http://fedoraproject.org/get-prerelease"] preview edition of Fedora 9[/URL], its final stage of development during which users and contributors can provide feedback about bugs missed during beta testing. The latest Fedora distro is based on kernel 2.6.25; more on that later. General release is set … |
| | Dear Pythoneers, I have been reading really good answers on this forum so I thought I'll give it a try and see whether someone can help me. What I want to do: "I want to embed Python in C++ and use Python's capabilities in order to create a expression evaluator" …  |
| | Please consider the below code. 1 #include <QApplication> 2 #include <QLabel> 3 int main(int argc, char *argv[]) 4 { 5 QApplication app(argc, argv); 6 QLabel *label = new QLabel("Hello Qt!"); 7 label->show(); 8 return app.exec(); 9 } Now, I'm abit doubtful about line 5. According to the book(from which I … |
| | Hello All, I am a new user of c++. Until now I just worked on basic console applications. I have to develop a program which will be able read two images and open them in separate windows and do some geometric calculations background. Also this program should allow user to … |
| | Sorry I am asking a beginners problem between professional discussion.But I realy confused witch one is better.qt, gtk, wx, opengl or one else.please guide me with a clear comparison. Thanks dears. Editor ... moved from Re: Python GUI Programming (rule is: ask question in regular forum) |
| | Hi guys...I am starting with Qt and I have problems with configuring it. It write: "Start C:/Apps/Qt/demo/demo.exe... This proccess could not be started !" I am using Qt Creator 1.2.1 on Win XP SP2. In code: [CODE] #include <QApplication> int main( int argv, char* argc[]) { QApplication demo(argv,argc); return demo.exec(); … |
| | Hi I have an xml file which i get data from using the simplexml_load_file function I then grab values and store them in variables now the thing is that the amount of games displayed will be different I need to grab the values from them with a while loop or …  |
 | Hi all I have some questions 1-Is an API just a set of functions that let you do sth easier that using the things that make up the API,directly?If yes so and API must be able to be compiled in every IDE but you can see that Qt's API needs … |
| | Hi again,first i must say that i am familiar with c++ but only console programming. I am beginner so can you please be more gentle. I want to move on programming with buttons,windows,check boxs,input box and so on,i have heard of API and GUI what is the diference ? They … |
| | I have this code being called by a QMainWindow: [code=c++] centralWidget()->currentWidget()->addSubWindow(new SubWindow()); [/code] the centralWidget is a QTabWidget the currentWidget is a QMdiWindow and I get the error: [icode] error: 'class QWidget' has no member named 'currentWidget' [/icode] please help |
| | Hi - I've been spinning my wheels for days using Carbon.Qt to try and extract one frame from a quicktime movie, and save as a .jpg or .png or .gif to be used as a thumbnail. (You see, I have a load of quicktime movies that I'm uploading to a … |
| | Hi guys! I am having a bit of difficulty trying to get to a 'timecode' track in a QuickTime file using the QTKit framework in Mac OSX 10.5 I am using XCode 3. I have a QTMovie object (set as self.movie) and I can get my python fingers into it … |
 | Im currently doing a project in QT and when I compile my project with my header/source files that i created, I get this "error: expected constructor, destructor, or type conversion before ‘->’ token ". Essentially i've created my own classes outside of QT and my objects work fine etc but …  |
| | Hi every bod y I am new in programming and I like to start with pyqt but I can not find anything for learning in internet please help me how how can I write program with gt designer & when I make a form in qt how can it work(my … |
 | Just a curious Question. What do you prefer, QT or wxWidgets? How do compare the two in terms of: 1. Nativity 2. Easiness to learn 3. Documentation 4. Weight (The size in MB) 5. Licencing 6. Any other factor(AOF) Thanks all!  |
 | Below I have a small portion of the code I have been writing for QT GUI. It is important for my design that I am able to use signals and slots within my GamePanel class, but for some reason it will not work there! When I click on the button … |
 | [url]http://media.revver.com/qt/365609.mov[/url] (10.4 Megs) I loved the music! |
 | Hello everybody, I’m experimenting with PyQt, trying to learn it, and I’m a bit stuck with Signals and Slots. I don’t usually like just to repeat the examples you find in tutorials and guides because I think it’s more useful for learning to experiment concepts by yourself. Tutorials usually teach … |
| | hello everyone I am working on my application that deals with photos. well i have created my UI using Qt designer and converted it to python classes using pyuic4 but i am facing problem with the file dailoug where i can browse my directory and choose photos but i can't … |
| | Hi all. I have just started using Qt, and i can't find any primer on how to connect my Sql Server2008 database. What are the steps that i need to make, so my database is connected with Qt. Additional info: I'm using Qt 4.4.3 open source on Windows XP and … |
| | Hello Friends, I've to work with "Quicktime". But, I'm finding it quite difficult to find the resources which will help me in understanding the technology. Can you please suggest me any links which will help me in understanding Quicktime classes and methods, during my project building?  |
| | hello again, Ive got the basics under my belt and ready to start making things happen:D. I want to experiment with different things so could you show me to some good tutorials on some of the following things. 1. sending and receive messages through the internet-what library/Mod should i use? …  |
 | Ok real quick I tried, the program "Registry Booster" from Uniblue and it worked wonders! So good in fact that it took the reg files for AVI, WMV, QT, and MPEG thumbnails. How do I know this? Well I used the program on my laptop and It did the same … |
| | hi, I must do in Qt a "undo" ( QKeySequence::Undo ) but I don't know do this.Help me ex. [CODE] void MyWindow::Save () { QFile file (fileName); if (file.open (QFile::WriteOnly | QFile::Text)) { QTextStream out (&file); out << textEdit -> toPlainText (); statusBar() -> showMessage ("message",2000); } } [/CODE] but … |
| | I just bought two gigs of RAM. However, when installed, upon startup, after the windows XP loading screen, my screen just goes black. I checked online and apparently my motherboard supports a max of 2gb. I tried 1.5, using my old RAM, same result. http://www.measham.force9.co.uk/advent/pc/3316.htm my pc/motherboard. However, my video …  |
| | After my fiance click some zango thing my comp went insane. I already ran windows defender,AVG,trend micro,the microsoft malicious remover and several others. After reading the other posts on the subject and trying every one of em I still have the problem. heres that data I collected. First is the … |
| | Hi there, This is my first post and I have already found this post extremely helpful. It's made a tough situation a lot easier. I bought a brand new PC last week and was online last night. Everything was going fantastically. The PC was running slickly and I was being …  |
| | This is QT btw. I get the following error when i write "make" in the terminal window: [code]QObject::setParent: New parent must be in the same thread as the previous parent[/code] here's my headerfile: [code]#ifndef MAINWINDOW_H #define MAINWINDOW_H #include <QDate> #include <QMainWindow> #include <QTableWidget> class QAction; class QLabel; class MainWindow : … |
| | Hi, I have been trying to wrap my head around this problem for a while now and I just can't figure it out. I've included the code that is involved with the runtime error. Basically, I have a pointer that points to another pointer. Action points to an array of …  |
| | Hello, I've been pulling my hair out trying to figure out how to fix this. I don't have a lot of experience with OOP, so I'm at a bit of a dead end. I am getting an error: [QUOTE]error: expected class-name before '{' token[/QUOTE] The header file is this: [CODE]#ifndef … |
 | Hey, I just recently ran into a problem compiling a C++ project (no, I didnt mean to put this in the C++ forum). I got an error saying that a certain header file couldn't be opened (I had compiled with the same file before). I looked up the error and … |
| | Hello, I am new in the world of snmp++. Recently I have downloaded the latest version of snmp++ for Linux and tried to compile the sample (specifically Qt example). While I try to "make" the sample, at one stage it shows the following message and exit the make utility: /usr/bin/ld: … |
| | Hi, i have a major issue in program and i cannot figure out why. It is an image stacker which averages, brightens, darkens multiple images to a single image. When i call function self.saveFile() straight after the program has started, it acts as it should. I can specify a new … |
| | I've been trying to compile a program I wrote with QT on a Mac for about a week now and I can't get it to work for the life of me. I'm very confused because the code compiles just fine on a linux machine using a core 2 duo, and … |
| | Hello, and thank you to whomever is reading this with the intention to help me. My little brother downloaded a file (virus) and it messed our comp up pretty good. There's no C:, no control panel, a lot of options are limited. It took over our background but I fixed …  |
| | i want to create a file exactly like pickled file using C program in Qt without using python. this file will be read by python (unpickled ) to initialize some properties. Or Is there any way one can know the exact syntax of pickled file n then write it using … |
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