pyqt5 利用重写mousePressEvent实现lineedit获得焦点时弹出osk虚拟键盘,点击其他部分关闭虚拟键盘程序
时间: 2023-04-03 11:01:48 浏览: 90
可以通过以下代码实现:
```python
from PyQt5.QtWidgets import QLineEdit, QApplication
from PyQt5.QtCore import Qt
import os
class MyLineEdit(QLineEdit):
def __init__(self, parent=None):
super().__init__(parent)
def mousePressEvent(self, event):
if event.button() == Qt.LeftButton:
os.system('osk') # 打开虚拟键盘
super().mousePressEvent(event)
def focusOutEvent(self, event):
os.system('taskkill /IM osk.exe /F') # 关闭虚拟键盘
super().focusOutEvent(event)
if __name__ == '__main__':
import sys
app = QApplication(sys.argv)
lineEdit = MyLineEdit()
lineEdit.show()
sys.exit(app.exec_())
```
当鼠标左键点击 lineEdit 时,会弹出虚拟键盘;当 lineEdit 失去焦点时,会关闭虚拟键盘。