针对你提出的“nameerror: name 'qmainwindow' is not defined”问题,我们可以按照以下步骤进行排查和解决: 确认QMainWindow的来源: QMainWindow是PyQt或PySide库中的一个类,用于创建主窗口。因此,首先确保你的项目中已经安装了PyQt或PySide库。 检查是否已正确导入QMainWindow: 在使用QMainWindow之前,你需要在代码中正...
Signals, Slots and Events: NameError: name 'QMainWindow' is not defined by Martin Fitzpatrick Last updated 17 September 2024 PyQt5 FAQ Nigel_Trewartha | 2020-05-07 15:08:46 UTC | #1 I am using WIngIDE Pro version 7.2.2.2 on a WIn 10 64bit Pro. and am using the code under the ...
\note Creating a main window without a central widget is not supported. You must have a central widget even if it is just a placeholder. \section1 Creating Main Window Components A central widget will typically be a standard Qt widget such as a QTextEdit or a QGraphicsView. Custom widgets ...
class Ui_Dialog(QDialog): def __init__(self): super(Ui_Dialog, self).__init__() loadUi("kqmainwindow.ui", self) #加载QTUI文件 self.runButton.clicked.connect(self.runSlot) self._new_window = N NameError: name 'ui' is not defined错误是因为在runSlot()方法中使用了未定义的变量ui。
| are given. If x is a number, return x.__int__(). For floating point | numbers, this truncates towards zero. | | If x is not a number or if base is given, then x must be a string, | bytes, or bytearray instance representing an integer literal in the ...