qt4

相关标签：javascript jquery android 多少钱 iPhone

Custom look svg GUI widgets in QT, very bad performance

So I\'m trying to make a gui for a guitar effects program. One goal is to allow others to design svg \"skins\" to customize the look. I made widgets that inherited each widget (i.e. qdial) and in the[详细]

2023-04-06 22:42 分类：问答
When to call the update() on widgets?

When does the update() method needs to be called? Do I have t开发者_如何学Goo call it at all? All I am doing with my widgets are setGeometry() and raise().setGeometry() and raise() should automatica[详细]

2023-04-06 06:56 分类：问答
Qt 4.7+Xlib crash on QWidget::winId() method

Sorry for my english, but I have the next problem. I am writing a window manager using Qt 4.7 and Xlib. I have class Manager that inherits QApplication and reimplemented method X11EventFilter in it. I[详细]

2023-04-06 06:16 分类：问答
Qt: How to initialize dialog widgets?

I would like to know what the established procedure is for initializing the controls within a Qt custom dialog box.In the code I am writing, the dialog would present a QListView containing directories[详细]

2023-04-06 05:38 分类：问答
why QWebFrame is not handled in the eventFilter Function?

I want to get the Mouse Position when clicked on a QWebFrame. I am using Event Filter functionand that works fine with QWebView but it does not work either QWebFrame nor QWeb开发者_StackOverflow中文版[详细]

2023-04-06 05:04 分类：问答
Resizing a label inside a gridlayout?

I\'m learning Qt, maybe this is easy but I can\'t seem to figure it out. First, I have a file path in a QString, myPath. I开发者_Python百科 want to load it and show it in a window.[详细]

2023-04-06 03:05 分类：问答
QFile: chop a file into parts

I am making a Qt application (4.7). Is there a way t开发者_运维问答o split a file easily with QFileso that if I have a file x, I can split it equally into n parts fileX1, fileX2, ... fileXn?As far as[详细]

2023-04-06 00:17 分类：问答
How to load drivers in qt?

I am using Ubuntu and I have Qt offline which is installed from an offline installer. While connecting to MySQL database I have got an error[详细]

2023-04-06 00:03 分类：问答
QAbstractItemModel + QTreeView what could couse item to become unselectable?

I\'m trying to create my own model based on QAbstractItemModel. It seems to work fine. It passes modeltest assertions.[详细]

2023-04-05 21:48 分类：问答
Windows, Mingw Qt Application Does Not Run On Deployed Computers

I have created a Qt application with Mingw.The application runs properly on the development computer after copying the required DLL\'s to the directory.However, when deploying on external computers, t[详细]

2023-04-05 18:52 分类：问答