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每当我点击大小按钮，它只清除文本字段。在PyQt中删除小工具和布局
我想清除所有布局以及小工具！
我是新的python编程。 你能帮我解决问题吗？
import sys
from PyQt4 import QtGui, QtCore
class Example(QtGui.QWidget):
def __init__(self):
super(Example, self).__init__()
self.homeScreenBox = QtGui.QGridLayout()
self.editTextScreenBox = QtGui.QVBoxLayout()
vbox = QtGui.QGridLayout()
vbox.addLayout(self.homeScreenBox,0,0)
vbox.addLayout(self.editTextScreenBox,0,0)
self.setLayout(vbox)
self.homeScreen()
self.showFullScreen()
self.show()
def editTextScreen(self):
self.mybox = QtGui.QHBoxLayout()
self.mybox2 = QtGui.QHBoxLayout()
self.editTextScreenBox.addLayout(self.mybox)
self.editTextScreenBox.addLayout(self.mybox2)
self.btnbtn = QtGui.QPushButton("LOL")
self.mybox.addWidget(self.btnbtn)
self.lolmlol = QtGui.QPushButton("lomlol")
self.mybox2.addWidget(self.lolmlol)
self.uloo = QtGui.QPushButton("looloolool")
self.mybox.addWidget(self.uloo)
def keyPressEvent(self, event):
if event.key() == QtCore.Qt.Key_Escape:
self.close()
def homeScreen(self):
self.home_box_up = QtGui.QVBoxLayout()
self.home_box_down = QtGui.QVBoxLayout()
self.homeScreenBox.addLayout(self.home_box_up,0,0)
self.homeScreenBox.addLayout(self.home_box_down,1,0)
self.h1 = QtGui.QHBoxLayout()
self.h2 = QtGui.QHBoxLayout()
self.h3 = QtGui.QHBoxLayout()
self.home_box_down.addLayout(self.h1)
self.home_box_down.addLayout(self.h2)
self.home_box_down.addLayout(self.h3)
self.txt_home = QtGui.QLabel("TEXT")
self.home_box_up.addWidget(self.txt_home)
self.btnSizeH = QtGui.QPushButton("Size")
self.btnEditTextH = QtGui.QPushButton("Edit Text")
self.btnDateH = QtGui.QPushButton("Set Date")
self.btn4 = QtGui.QPushButton("Button 4")
self.btn5 = QtGui.QPushButton("Button 5")
self.btn6 = QtGui.QPushButton("Button 6")
self.btn7 = QtGui.QPushButton("Button 7")
self.btn8 = QtGui.QPushButton("Button 8")
self.btn9 = QtGui.QPushButton("Button 9")
self.h1.addWidget(self.btnSizeH)
self.h1.addWidget(self.btnEditTextH)
self.h1.addWidget(self.btnDateH)
self.h2.addWidget(self.btn4)
self.h2.addWidget(self.btn5)
self.h2.addWidget(self.btn6)
self.h2.addWidget(self.btn7)
self.h3.addWidget(self.btn8)
self.h3.addWidget(self.btn9)
self.txt_home.setStyleSheet("font-size:24px;")
self.setStyleSheet("QPushButton{font-size:24px;padding:20px;background-color:transparent;\
border:2px solid #5585ff;border-radius:35%;box-shadow: 10px 10px;\
margin:10px}"
"QPushButton:pressed { background-color:grey }")
self.connect(self.btnSizeH, QtCore.SIGNAL("clicked()"), self.home_edit)
def home_edit(self):
self.remove_homeScreen(self.homeScreenBox)
#self.editTextScreen()
def remove_homeScreen(self, layout):
#for cnt in reversed(range(self.homeScreenBox.count())):
# widget = self.homeScreenBox.takeAt(cnt).layout()
# if widget is not None:
# widget.deleteLater()
for i in reversed(range(layout.count())):
item = layout.itemAt(i)
if isinstance(item, QtGui.QWidgetItem):
print "widget" + str(item)
item.widget().close()
# or
# item.widget().setParent(None)
elif isinstance(item, QtGui.QSpacerItem):
print "spacer " + str(item)
# no need to do extra stuff
else:
print "layout " + str(item)
self.remove_homeScreen(item.layout())
# remove the item from layout
layout.removeItem(item)
def main():
app = QtGui.QApplication(sys.argv)
ex = Example()
sys.exit(app.exec_())
if __name__ == '__main__':
main()
如果有人有另一种解决方案，请为多个向导布局应用程序建议代码。