【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：

 1 # coding=utf-8
 2 import sys
 3 import copy
 4 from PyQt4.QtCore import *
 5 from PyQt4.QtGui import *
 6 
 7 #QTextCodec.setCodecForTr(QTextCodec.codecForName('utf8'))
 8 
 9 class dataFileClass():
10     def __init__(self,parent=None):
11         self.runflag=0
12         self.data={}
13         self.columnName=[]
14         
15         
16             
17     def readData(self):
18         if self.runflag==1:
19             fileData=open(str(self.file),'r')
20             flagcol=0
21             self.rownum=0
22             for line in fileData:
23                 linelist=line.split(',')
24                 if flagcol==0:
25                     self.columnName=copy.copy(linelist)
26                     for name in self.columnName:
27                         self.data[name]=[]
28                     flagcol+=1
29                 else:
30                     for i in range(len(linelist)):
31                         self.data[self.columnName[i]].append(linelist[i])
32                     self.rownum+=1
33                     
34             fileData.close()
35             
36     def setFileDir(self,dir):
37         self.file=dir
38         self.runflag=1
39         self.readData()
40         
41     def getColumnNames(self):
42         return self.data.keys()
43         
44     def getColumnLen(self):
45         return len(self.columnName)
46         
47     def getRowLen(self):
48         return self.rownum
49         
50     def getValue(self,columnName,row):
51         if self.data.has_key(columnName):
52             return self.data[columnName][row]
53             
54     def getAllData(self):
55         return self.data,self.columnName
56         
57         
58