combo.activated[str].connect(self.onActivated) self.setGeometry(300,300,300,200) self.setWindowTitle('QComboBox') self.show() def onActivated(self,text): self.lbl.setText(text) self.lbl.adjustSize() if __name__ == '__main__': app = QApplication(sys.argv) ex = Example() sys.exit(app.exec_()) 结果如下:
问如何在从QComboBox中选择Pyqt5选项时动态添加小部件EN我建议您设置这些小部件，并将它们放在最初的位...
The activated signal is sent when the user chooses an item in the combobox. QComboBox exampleThe following example shows the selected item in a nearby label. simple.py #!/usr/bin/python import sys from PyQt6.QtWidgets import (QWidget, QLabel, QHBoxLayout, QComboBox, QApplication) class...
选择A显示组合框y，选择B显示组合框z这是一个很好的Excel工作簿开发示例，来自于ozgrid.com论坛。该示...
comboIndex) self.ContainerOfData.combo[self.k].activated.connect(lambda comboIndex = self.comboIndex: self.updateDate(comboIndex)) return GDTDialog_hbox(self.Text,self.ContainerOfData.combo[self.k]) Example #23Source File: toolwidget.py From LCInterlocking with GNU Lesser General Public License...
activated(const QString &text):当用户从下拉列表中选择一个选项时触发。 currentIndexChanged(int index):与currentIndexChanged(int index)相同,但信号名称可能略有不同,取决于具体的PySide或PyQt版本。 3. QComboBox变化时如何响应和处理这些事件的示例代码 以下是一个简单的示例,展示了如何连接QComboBox的信号...
PyQt QComboBox Widget - Learn how to use the QComboBox widget in PyQt for creating dropdown lists and enhancing user interaction in your applications.
activated() Used when an item is selected by the user. currentIndexChanged() Used when the item in the list has changed. ComboBox Usage The following sections provide examples that explain some different uses of the ComboBox using the QComboBox module of the PyQt library. Example 1: Create ...
void QComboBox::activated ( const QString & text ) [signal] This signal is sent when the user chooses an item in the combobox. The item's text is passed. Note that this signal is sent even when the choice is not changed. If you need to know when the choice actually changes, use...
EN在互联网的很多产品中，富文本是经常存在的，因为在富文本中，可以插入图片，插入视频以及对字体等等...