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有兩個獨立的QT Designer UI格式。兩個按鈕都有。當點擊form1中的按鈕時,form2打開。點擊form2中的按鈕時如何向form1發送消息。一切正常,但消息。兩個獨立QWidget之間的通信
form1.py
from PyQt4.QtGui import *
from PyQt4.QtCore import *
import form2 #Import for Signal
from form2 import * # Import for UI
RegForm = "regform.ui"
Ui_RegForm, QtBaseClass = uic.loadUiType(RegForm)
class RegForm(QtGui.QMainWindow, Ui_RegForm):
def __init__(self,parent = None):
super(RegForm,self).__init__(parent,flags = Qt.WindowCloseButtonHint)
self.setAttribute(QtCore.Qt.WA_DeleteOnClose)
self.setupUi(self)
self.unHideBtn.clicked.connect(self.showUnhideForm)
self.myForm = form2.UnhideForm(self) #For Signal
self.myForm.mySignal.connect(self.receiveSignal) #Signal
def receiveSignal(self, message):
QtGui.QMessageBox.information(self, 'Message', message)
def showUnhideForm(self):
sub = UnhideForm(self)
sub.show()
form2.py
from PyQt4 import QtCore, QtGui, uic
from PyQt4.QtGui import *
from PyQt4.QtCore import *
UnhideForm = "unhide.ui"
Ui_UnhideForm, QtBaseClass = uic.loadUiType(UnhideForm)
class UnhideForm(QtGui.QMainWindow, Ui_UnhideForm):
mySignal = QtCore.pyqtSignal(str)#Signal
def __init__(self,parent = None):
super(UnhideForm,self).__init__(parent,flags = Qt.WindowCloseButtonHint)
self.setAttribute(QtCore.Qt.WA_DeleteOnClose)
self.setupUi(self)
# On clicking emit a signal
self.quitBtn.clicked.connect(self.emitSignal)
# And Close the form
self.quitBtn.clicked.connect(self.close)
def emitSignal(self):
if(not self.signalsBlocked()):
self.mySignal.emit("Yes")
窗體2正常打開,當quitBtn被cliked關閉。但是沒有消息被髮送回Form1。我是PyQt的新手。請幫忙。謝謝。
哇,它的工作原理。謝謝蘇賓。非常感謝您 –
如果這解決了您的問題,我們鼓勵您接受答案。我希望對所做的回答做一點解釋。 – mdurant