【PyQt】分析承载界面

承载界面：

# coding=utf-8

import sys

from PyQt4.QtCore import *

from PyQt4.QtGui import *

import class_datafile

QTextCodec.setCodecForCStrings(QTextCodec.codecForName('utf8'))

class Form(QMainWindow):

    def __init__(self,parent=None):

        super(Form,self).__init__(parent)

        self.setWindowTitle('DataAnylaze')

        self.setWindowIcon(QIcon('image/3.png'))

        self.setBaseSize(500,500)

        #self.resize(1000,1000)

        self.setMinimumSize(600,600)

        self.showMaximized()

        self.table=QTableWidget()

        self.setCentralWidget(self.table)

        self.createAction()

        self.createMenu()

        self.createToolBar()

    def createAction(self):

        self.openFileAct=QAction(QIcon('image/open.png'),u'打开',self)

        self.connect(self.openFileAct,SIGNAL('triggered()'),self.openFile)

        self.saveFileAct=QAction(QIcon('image/save.png'),u'保存',self)

        self.connect(self.saveFileAct,SIGNAL('triggered()'),self.saveFile)

        self.saveAnotherFileAct=QAction(QIcon('image/saveanother.png'),u'另存为',self)

        self.connect(self.saveAnotherFileAct,SIGNAL('triggered()'),self.saveAnotherFile)

        self.setRightAct=QAction(QIcon('image/r.png'),u'右对齐',self)

        self.connect(self.setRightAct,SIGNAL('triggered()'),self.setTableRAlignment)

        self.setLeftAct=QAction(QIcon('image/l.png'),u'左对齐',self)

        self.connect(self.setLeftAct,SIGNAL('triggered()'),self.setTableLAlignment)

        self.setMiddleAct=QAction(QIcon('image/m.png'),u'居中对齐',self)

        self.connect(self.setMiddleAct,SIGNAL('triggered()'),self.setTableMAlignment)

    def createMenu(self):

        fileMenu=self.menuBar().addMenu(u'文件')

        fileMenu.addAction(self.openFileAct)

        fileMenu.addAction(self.saveFileAct)

        fileMenu.addAction(self.saveAnotherFileAct)

    def createToolBar(self):

        fileToolBar=self.addToolBar(u'文件')

        fileToolBar.addAction(self.openFileAct)

        fileToolBar.addAction(self.saveFileAct)

        fileToolBar.addAction(self.saveAnotherFileAct)

        aliToolBar=self.addToolBar(u'对齐')

        aliToolBar.addAction(self.setLeftAct)

        aliToolBar.addAction(self.setRightAct)

        aliToolBar.addAction(self.setMiddleAct)

    def openFile(self):

        file=QFileDialog.getOpenFileName()

        dataFile=class_datafile.dataFileClass()

        dataFile.setFileDir(file)

        self.data,self.columnName=dataFile.getAllData()

        #设置表格行列数量

        rowNum=dataFile.getRowLen()

        colNum=dataFile.getColumnLen()

        self.table.setColumnCount(colNum)

        self.table.setRowCount(rowNum)

        #设置表头

        for i in range(len(self.columnName)):

            self.table.setHorizontalHeaderItem(i,QTableWidgetItem(self.columnName[i]))

        #设置表格内容

        for j in range(len(self.columnName)):

            for k in range(rowNum):

                self.table.setItem(k,j,QTableWidgetItem(self.data[self.columnName[j]][k]))

        mes=QMessageBox()

        mes.information(self,u'测试读取数据',u'读了%d行数据' % (rowNum+1),QMessageBox.Ok)

    def saveFile(self):

        pass

    def saveAnotherFile(self):

        pass

    def setTableRAlignment(self):

        for j in range(self.table.columnCount()):

            for i in range(self.table.rowCount()):

                self.table.item(i,j).setTextAlignment(Qt.AlignRight|Qt.AlignVCenter)

    def setTableMAlignment(self):

        for j in range(self.table.columnCount()):

            for i in range(self.table.rowCount()):

                self.table.item(i,j).setTextAlignment(Qt.AlignHCenter|Qt.AlignVCenter)

    def setTableLAlignment(self):

        for j in range(self.table.columnCount()):

            for i in range(self.table.rowCount()):

                self.table.item(i,j).setTextAlignment(Qt.AlignLeft|Qt.AlignVCenter)

app=QApplication(sys.argv)

form=Form()

form.show()

app.exec_()

---------------------------------

数据解析：

 # coding=utf-8

 import sys

 import copy

 from PyQt4.QtCore import *

 from PyQt4.QtGui import *

 #QTextCodec.setCodecForTr(QTextCodec.codecForName('utf8'))

 class dataFileClass():

     def __init__(self,parent=None):

         self.runflag=0

         self.data={}

         self.columnName=[]

     def readData(self):

         if self.runflag==1:

             fileData=open(str(self.file),'r')

             flagcol=0

             self.rownum=0

             for line in fileData:

                 linelist=line.split(',')

                 if flagcol==0:

                     self.columnName=copy.copy(linelist)

                     for name in self.columnName:

                         self.data[name]=[]

                     flagcol+=1

                 else:

                     for i in range(len(linelist)):

                         self.data[self.columnName[i]].append(linelist[i])

                     self.rownum+=1

             fileData.close()

     def setFileDir(self,dir):

         self.file=dir

         self.runflag=1

         self.readData()

     def getColumnNames(self):

         return self.data.keys()

     def getColumnLen(self):

         return len(self.columnName)

     def getRowLen(self):

         return self.rownum

     def getValue(self,columnName,row):

         if self.data.has_key(columnName):

             return self.data[columnName][row]

     def getAllData(self):

         return self.data,self.columnName