[英]Deleting widgets from pyqt
class Window(QtGui.QMainWindow):
def __init__(self):
super(Window, self).__init__()
self.tabs()
def home(self):
df = QtGui.QPushButton('hello', self)
df.show()
def series(self):
df = QtGui.QCheckBox('hello', self)
df.show()
def tabs(self):
btn_home = QtGui.QPushButton(QtGui.QIcon('home.png'), 'Home', self)
btn_home.clicked.connect(self.home)
btn_series = QtGui.QPushButton(QtGui.QIcon('series.png'),'Series', self)
btn_series.clicked.connect(self.series)
self.show()
def run():
app = QtGui.QApplication(sys.argv)
GUI = Window()
sys.exit(app.exec_())
if __name__ == '__main__': run()
我想在單擊系列按鈕時刪除主頁模塊中顯示的小部件,並在單擊主頁按鈕時從系列模塊中刪除小部件。 到目前為止發生的事情是,當我單擊系列按鈕時,他以前來自 home 模塊的小部件仍然存在。
from PyQt5.QtWidgets import *
from PyQt5.QtGui import *
import sys
class Window(QMainWindow):
def __init__(self):
super(Window, self).__init__()
self.widget =QWidget()
self.layout = QHBoxLayout()
self.widget.setLayout(self.layout)
self.setCentralWidget(self.widget)
self.tabs()
def home(self):
self.clear()
self.df1 = QPushButton('hello')
self.layout.addWidget(self.df1)
def series(self):
self.clear()
self.df2 = QCheckBox('hello')
self.layout.addWidget(self.df2)
def tabs(self):
self.btn_home = QPushButton(QIcon('home.png'), 'Home')
self.btn_home.clicked.connect(self.home)
self.layout.addWidget(self.btn_home)
self.btn_series = QPushButton(QIcon('series.png'),'Series')
self.btn_series.clicked.connect(self.series)
self.layout.addWidget(self.btn_series)
self.show()
def clear(self):
item = self.layout.itemAt(2)
if item != None :
widget = item.widget()
if widget != None:
self.layout.removeWidget(widget)
widget.deleteLater()
def run():
app = QApplication(sys.argv)
GUI = Window()
sys.exit(app.exec_())
if __name__ == '__main__': run()
我的版本是
self.main_canvas.children().remove(cogmapui)
cogmapui.deleteLater()
我通過把一個檢查它print("Deleted")
在cogmapui的__del__
功能,是的,它被調用。
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.