pyqt4

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Error calling slot with PySide

I\'m trying my hand at scraping a JavaScript reliant site.It\'s a pretty basic site with a simple list of entires (names of cities, actually) that I don\'t want to copy and paste into Excel.The list i[详细]

2023-04-03 16:48 分类：问答
How to make a Widget slide view with Qt4?

I currently display several widgets (quite large ones, almost screen-wide) on a QStackedLayout, let\'s call these widgets \"pages\". Switching from a page to another is done with buttons below (previo[详细]

2023-04-03 13:35 分类：问答
How to rotate a QPushButton?

I would like---with Python and Qt4---to rotate a QPushButton (or at least its text) so it can stand vertically. I\'ve seen some documentation online, but I couldn\'t make much sense out of it---it\'s[详细]

2023-04-03 03:08 分类：问答
matplotlib and pyqt4: update plot in one thread, draw in another

I\'m creating a live data monitor GUI with PyQt4 and matplotlib to create the plots.The GUI displays multiple plots at a time (around 6 or 7).To give the GUI thread more time and slightly better respo[详细]

2023-04-02 09:49 分类：问答
NoneType in QWebFrame Object childFrames() List

I am trying to access a child frame inside a web page using python qt webkit. The childFrames() result an empty list with NoneType in front of the list, how do I go directly to the second entity sinc[详细]

2023-04-02 06:12 分类：问答
how to create a custom button pyqt4

Is it possible to do this with a qpushbutton? The images and l开发者_JAVA技巧abels can be change dynamically through code. Do i need to create a custom widget for this?[详细]

2023-04-01 10:37 分类：问答
dropdown menu with sub menu in pyqt4

how to create a drop down menu with sub menus that can execute an action when the element is selected? The data of the menu\'s are loaded from dictionary. I\'ve tried the menu in qpushbutton but i thi[详细]

2023-03-31 14:18 分类：问答
How to run PyQt4 with flash web page?

I use this very simple python script Problem loading a specific website through Qt Webkit to display a web page. It works well, but it doesn\'t detect my installed libflashplayer.so on linux x86_64 (t[详细]

2023-03-30 16:48 分类：问答
Why the QNetworkReply readAll() returns zero bytes?

I am using qtwebkit in pyqt4to download images through QNetworkReply: import os import sys from PyQt4.QtCore import *[详细]

2023-03-29 08:39 分类：问答
PyQt4: Interrupt QThread exec when GUI is closed

I have a PyQt4 GUI that has three threads.One thread is a data source, it provides numpy arrays of data.The next thread is a calculation thread, it takes the numpy array (or multiple numpy arrays) via[详细]

2023-03-29 01:34 分类：问答