PYQT搭建相关记录

class Demo(QWidget):

    def __init__(self):
        super(Demo, self).__init__()
        # 设置标题 icon 尺寸
        self.setWindowTitle("Demo")
        self.setWindowIcon(QtGui.QIcon('./ico/ico.png'))
        self.resize(1090, 900)
        
        # 更改绘图的背景颜色 - 'w': 白色
        pg.setConfigOption('background', 'w')
        # 更改前端字体类显示颜色 - 'k': 黑色
        pg.setConfigOption('foreground', 'k')

        # Button 
        style_setting = "background-color: 	#d0d0d0; color: #000000 ;padding: 8px ; border-width: 10px ; border-radius: 4px ; border-color: #FAEBD7;"
    
        self.button1 = QPushButton(self)
        self.button1.setText('start')
        self.button1.setStyleSheet(style_setting)
        self.button1.move(5, 10)
        self.button1.clicked.connect(self.start)
        

        # ComboBox
        self.box0 = QtWidgets.QComboBox(self)
        self.box0.setGeometry(QtCore.QRect(15, 20, 100, 30))
        self.box0.setStyleSheet(style_setting)
        list0 = ['1', '2', '3']
        self.box0.addItems(list0)
        self.box0.currentIndexChanged[str].connect(self.settime)        
        if self.box0.currentText():
            self.time=int(self.box0.currentText())

        # Label
        self.label = QtWidgets.QLabel(self)
        self.label.setGeometry(QtCore.QRect(30, 30, 100, 100))
        self.label.setText("<font color=red size=32 > <b>hello</b>")


        # PlotWidget
        self.p1 = PlotWidget(self)
        self.p1.setLabel(axis='bottom', text='C1')
        self.p1.setGeometry(QtCore.QRect(15, 40, 200, 100))
        
        self.p1.setYRange(x, y)
        self.curve1 = self.p1.plot(np.random.normal(size=100), pen='cc0033')
        self.curve1.setData(np.array(data))

        
        # TextEdit
        self.word = QTextEdit(self)
        # self.word.setObjectName("show")
        self.word.setWindowTitle("show")
        self.word.setGeometry(QtCore.QRect(50, 10, 100, 200))

        self.word.setFrameShape(QtWidgets.QFrame.Box)   #Box/Panel
        self.word.setFrameShadow(QtWidgets.QFrame.Raised)   #Raised、Sunken、Plain
        self.word.setLineWidth(2)
        self.word.setStyleSheet('border-width: 1px;border-style: solid;border-color: rgb(0, 0, 0);background-color: rgb(255, 255, 255);')

        # self.word.setWordWrap(True)
        self.word.setAlignment(Qt.AlignLeft | Qt.AlignTop)
        # self.setWindowFlags(Qt.SplashScreen | Qt.FramelessWindowHint)  # 设置无边框窗口
        self.word.setCursor(Qt.IBeamCursor)

        self.t1= self.wordlabel.textCursor()   #光标
        self.t2 = QTextCharFormat()
        self.t2.setFontFamily('黑体')
        self.t2.setFontPointSize(20)
        self.t1.insertText(self.seq,self.t2)

        self.word.clear()    # 清空内容


        # Thread
        
        self.my_thread = ComThread()
        self.my_thread.expSignal.connect(self.data)
        self.my_thread.start()
        self.my_thread.close_port()

        class ComThread(QThread):
            expSignal = pyqtSignal(bool)
            def __init__(self):
                super(ComThread, self).__init__()
            def push(self):
                self.expSignal.emit(data)
            def run(self):
                self.push()



if __name__ == '__main__':

    app = QApplication(sys.argv)
    demo = Demo()
    demo.show()
    sys.exit(app.exec())

　　

 

designer

# QPushButton          objectname=Btn1
# line
# QLabel
# QListWidget           objectname=showBox1
# QLineEdit               objectname=showBox2



class MyApp(QMainWindow, Ui_list[0][0]):
    dataSignal = pyqtSignal(str)

    def __init__(self):
        QMainWindow.__init__(self)
        Ui_list[0][0].__init__(self)
        self.setupUi(self)
        
        self.Btn1.clicked.connect(lambda: self.Clicked(0))

        self.dataSignal.connect(self.showdata)
        
        
    def showdata(self,data):
        cnt = self.showBox1.count()
        if cnt > 50:                    #最多显示N条信息
            self.showBox1.takeItem(0)
        self.showBox1.addItem(data)

    def Clicked(self,n):
        if n==0:
            data=self.showBox2.text()
            self.dataSignal.emit(data)
            inputs=self.showBox2.setText('input')                





if __name__ == '__main__':
    QCoreApplication.setAttribute(Qt.AA_EnableHighDpiScaling)  # 防止控件变形
    app = QApplication(sys.argv)
    window = MyApp()
    window.show()
    sys.exit(app.exec_())