python + QT4 上位机开发

#-*- coding: utf-8 -*- from time import ctime from PyQt4 import QtCore, QtGui, uic from datetime import date, time, datetime, timedelta import serial import Util import threading import sys from mainwindow import Ui_MainWindow as SerCom_UIForm import comm_configtool from SerialCom import SerialCom ff = False class SerCom_UiHandler(QtGui.QMainWindow,SerCom_UIForm): def __init__(self, parent=None): super(SerCom_UiHandler,self).__init__(parent) self.setupUi(self) self.comseting=comm_configtool.ConfigCommForm() self.flags = {"__isopen__": False, "__datatype__": "ascii"} self.creatAction() self.creatMenu() self.__setupSignal() self.comseting.connect(self.comseting.pushButton,QtCore.SIGNAL("clicked()"),self.slotseting) def creatAction(self): self.clearAction = QtGui.QAction(QtGui.QIcon('claer.png'), '&clear', self) self.clearAction.setShortcut('Ctrl+Q') self.clearAction.setStatusTip('claer textEdit') self.connect(self.clearAction,QtCore.SIGNAL("triggered()"),self.slotClearText) self.setCommAction = QtGui.QAction(QtGui.QIcon('setComm.png'), '&setComm', self) self.setCommAction.setShortcut('Ctrl+S') self.setCommAction.setStatusTip('set Comm port') self.connect(self.setCommAction,QtCore.SIGNAL("triggered()"),self.slotOpenConfForm) def creatMenu(self): fileMenu = self.menubar.addMenu('&File') fileMenu.addAction(self.clearAction) setcommMenu = self.menubar.addMenu('&setcomm') setcommMenu.addAction(self.setCommAction) def __setupSignal(self): self.pushButton_RS.clicked.connect(self.__readCPStatus) self.pushButton_SD.clicked.connect(self.__sendBufData) self.pushButton_SC.clicked.connect(self.sendBufcmd) self.radioButton_Pon.clicked.connect(self.__powerContrlcmd) self.radioButton_Poff.clicked.connect(self.__powerContrlcmd) self.pushButton_TTS.clicked.connect(self.__TemperatureTestStart) self.pushButton_TTE.clicked.connect(self.__TemperatureTestStop) self.pushButton_Clear.clicked.connect(self.slotClearText) def serialPara(self): pass def __onOpenPort(self): if self.flags["__isopen__"]: return self.__closePort() ret, msg = self.__openPort() if not ret: QtGui.QMessageBox.critical(self, "Error", msg) self.confFormOpen() else: self.flags["__isopen__"] = True self.serial.start() def __openPort(self, settings=None): if not settings: settings = { "port": None, "baund": 9600, "bytesize": 8, "parity":'N', "stopbits": 1, "timeout": 1} settings["port"] =self.comseting.comboBox_2.currentText().toUtf8().data() settings["baund"] = self.comseting.comboBox.currentText().toUtf8().data() settings["bytesize"] = self.comseting.comboBox_3.currentText().toUtf8().data() #settings["parity"] = self.comseting.comboBox_4.currentText().toUtf8().data() #settings["parity"] = 'N' settings["timeout"] = 1 ret, msg = Util.formatPortSettins(settings) if not ret: return False, msg if not settings["port"]: return False, u"错误的串口号" self.serial = SerialCom() self.connect(self.serial.qtobj, QtCore.SIGNAL("NewData"), self.onRecvData) ret, msg = self.serial.open(settings) return ret, msg def __closePort(self): self.serial.terminate() self.textBrowser_DR.append(str("serial com port closed")) self.flags["__isopen__"] = False def slotClearText(self): self.textBrowser_DR.clear() def slotOpenConfForm(self): self.comseting.exec_() def slotseting(self): if self.comseting.pushButton.text() == "Open": self.confFormClose() self.__onOpenPort() elif self.comseting.pushButton.text() == "close": self.confFormOpen() self.__closePort() def confFormClose(self): self.comseting.comboBox_2.setDisabled(True) self.comseting.comboBox.setDisabled(True) self.comseting.comboBox_3.setDisabled(True) self.comseting.comboBox_4.setDisabled(True) self.comseting.comboBox_5.setDisabled(True) self.comseting.pushButton.setText("close") def confFormOpen(self): self.comseting.comboBox_2.setEnabled(True) self.comseting.comboBox.setEnabled(True) self.comseting.comboBox_3.setEnabled(True) self.comseting.comboBox_4.setEnabled(True) self.comseting.comboBox_5.setEnabled(True) self.comseting.pushButton.setText("Open") def Temperaturetest(self): print "hello world." #self.__sendBufcmd() def periodTask(self): # Init time now = datetime.now() # First next run time period = timedelta(minutes=0.1) next_time = now + period strnext_time = next_time.strftime('%Y-%m-%d %H:%M:%S') while ff==True: # Get system current time iter_now = datetime.now() iter_now_time = iter_now.strftime('%Y-%m-%d %H:%M:%S') if str(iter_now_time) == str(strnext_time): # Call task func self.sendBufcmd() # Get next iteration time iter_time = iter_now + period strnext_time = iter_time.strftime('%Y-%m-%d %H:%M:%S') # Continue next iteration def __TemperatureTestStart(self): #c45.periodTask().start() global ff ff = True self.thread_periodTask = threading.Timer(1, self.periodTask) self.thread_periodTask.setDaemon(True) self.thread_periodTask.start() self.textBrowser_DR.append(str("Temperature Test Start")) def __TemperatureTestStop(self): global ff ff = False self.textBrowser_DR.append(str("Temperature Test Stop")) def getData(self): return self.CMDTextEdit.toPlainText().toUtf8().data() def onRecvData(self,data): bytes = len(data) data = Util.toVisualHex(data) data = data.replace('\n', '<br/>') self.textBrowser_DR.append('<b>Recv</b> @%s<br/><font color="red">%s</font><br/><br/>' % (ctime(), data)) def __readCPStatus(self): ReadCPStatusCMD = [0xF204, 0x0003] c = Util.dataCHK(ReadCPStatusCMD, 2) ReadCPStatusCMD.append(Util.dataCHK(ReadCPStatusCMD, 2)) self.__sendcmd(ReadCPStatusCMD) def __powerContrlcmd(self): powerOffCMD = [0xF404, 0x0005,0x0001,0x0001] if self.radioButton_Pon.isChecked(): self.__powerON() if self.radioButton_Poff.isChecked(): self.__powerOff() def __powerON(self): powerOnCMD = [0xF604, 0x0005,0x0001,0x0001] powerOnCMD.append(Util.dataCHK(powerOnCMD, 4)) self.__sendcmd(powerOnCMD) def __powerOff(self): powerOnCMD = [0xF604, 0x0005,0x0002,0x0002] powerOnCMD.append(Util.dataCHK(powerOnCMD, 4)) self.__sendcmd(powerOnCMD) def __sendcmd(self, data): if not self.flags["__isopen__"]: QtGui.QMessageBox.information(self, "Tips", u"请先打开串口") return _type ="hex" self.__onSendcmd(data) for i in r