Example #1
0
class QmyDialogData(QDialog): 
   def __init__(self,parent=None):
      super().__init__(parent)   #调用父类构造函数,创建窗体
      self.ui=Ui_QWDialogData()  #创建UI对象
      self.ui.setupUi(self)      #构造UI界面

      self.__record=QSqlRecord() #用于存储一条记录的数据
      
##  ==============自定义功能函数============
   def setInsertRecord(self,recData): ##设置插入记录的数据
      pass
      

   def setUpdateRecord(self,recData): ##设置更新记录的数据
      pass


   def getRecordData(self):   ##返回界面编辑的数据
      pass
   
        
##  ==========由connectSlotsByName() 自动连接的槽函数==================        
   @pyqtSlot()    ##“导入照片”按钮
   def on_btnSetPhoto_clicked(self):
      pass


   @pyqtSlot()    ##“清除照片按钮”
   def on_btnClearPhoto_clicked(self):
      pass
Example #2
0
   def __init__(self,parent=None):
      super().__init__(parent)   #调用父类构造函数,创建窗体
      self.ui=Ui_QWDialogData()  #创建UI对象
      self.ui.setupUi(self)      #构造UI界面

      self.__record=QSqlRecord() #用于存储一条记录的数据
Example #3
0
class QmyDialogData(QDialog):
    def __init__(self, parent=None):
        super().__init__(parent)  #调用父类构造函数,创建窗体
        self.ui = Ui_QWDialogData()  #创建UI对象
        self.ui.setupUi(self)  #构造UI界面

        self.__record = QSqlRecord()  #用于存储一条记录的数据

##  ==============自定义功能函数============

    def setInsertRecord(self, recData):  ##设置插入记录的数据
        self.__record = recData
        self.ui.spinEmpNo.setEnabled(True)  #员工编号允许编辑
        self.setWindowTitle("插入新记录")
        self.ui.spinEmpNo.setValue(recData.value("empNo"))

    def setUpdateRecord(self, recData):  ##设置更新记录的数据
        self.__record = recData
        self.ui.spinEmpNo.setEnabled(False)  #员工编号不允许编辑
        self.setWindowTitle("更新记录")

        ##根据recData的数据更新界面显示
        self.ui.spinEmpNo.setValue(recData.value("empNo"))
        self.ui.editName.setText(recData.value("Name"))
        self.ui.comboSex.setCurrentText(recData.value("Gender"))

        birth = recData.value("Birthday")  #str类型, 注意!!!
        birth_date = QDate.fromString(birth, "yyyy-MM-dd")
        self.ui.editBirth.setDate(birth_date)

        self.ui.comboProvince.setCurrentText(recData.value("Province"))
        self.ui.comboDep.setCurrentText(recData.value("Department"))
        self.ui.spinSalary.setValue(recData.value("Salary"))
        self.ui.editMemo.setPlainText(recData.value("Memo"))

        picData = recData.value("Photo")  #bytearray类型
        if (picData == ''):  #图片字段内容为空
            self.ui.LabPhoto.clear()
        else:
            pic = QPixmap()
            pic.loadFromData(picData)
            W = self.ui.LabPhoto.size().width()
            self.ui.LabPhoto.setPixmap(pic.scaledToWidth(W))

    def getRecordData(self):  ##返回界面编辑的数据
        self.__record.setValue("empNo", self.ui.spinEmpNo.value())
        self.__record.setValue("Name", self.ui.editName.text())
        self.__record.setValue("Gender", self.ui.comboSex.currentText())
        self.__record.setValue("Birthday", self.ui.editBirth.date())

        self.__record.setValue("Province", self.ui.comboProvince.currentText())
        self.__record.setValue("Department", self.ui.comboDep.currentText())

        self.__record.setValue("Salary", self.ui.spinSalary.value())
        self.__record.setValue("Memo", self.ui.editMemo.toPlainText())
        ##照片编辑时已经修改了self.__record的photo字段的值

        return self.__record  #以记录作为返回值

##  ==========由connectSlotsByName() 自动连接的槽函数==================

    @pyqtSlot()  ##“导入照片”按钮
    def on_btnSetPhoto_clicked(self):
        fileName, filt = QFileDialog.getOpenFileName(self, "选择图片", "",
                                                     "照片(*.jpg)")
        if (fileName == ''):
            return

        file = QFile(fileName)
        file.open(QIODevice.ReadOnly)
        data = file.readAll()
        file.close()

        self.__record.setValue("Photo", data)  #图片保存到Photo字段

        pic = QPixmap()
        pic.loadFromData(data)  #在界面上显示
        W = self.ui.LabPhoto.width()
        self.ui.LabPhoto.setPixmap(pic.scaledToWidth(W))

    @pyqtSlot()  ##“清除照片按钮”
    def on_btnClearPhoto_clicked(self):
        self.ui.LabPhoto.clear()
        self.__record.setNull("Photo")  #Photo字段清空