【ArcGIS】拓撲規則介紹
阿新 • • 發佈：2021-12-07
import pymysql import wx class MyFrame(wx.Frame): def __init__(self,parent,id): wx.Frame.__init__(self,parent,id,'班級資訊收集',size=(400,300)) #建立面板 panel = wx.Panel(self) #建立“儲存”和“查詢”按鈕，並繫結事件 self.bt_storage = wx.Button(panel,label="儲存") self.bt_storage.Bind(wx.EVT_BUTTON,self.OnclickStorage) self.bt_inquire= wx.Button(panel,label ='查詢') self.bt_inquire.Bind(wx.EVT_BUTTON,self.OnclickInquire) #建立文字，左對齊 self.title =wx.StaticText(panel,label ="儲存資訊請輸入使用者的學號班級和姓名\n\t查詢請輸入姓名或學號") self.label_class =wx.StaticText(panel,label ="班級：") self.text_class =wx.TextCtrl(panel,style =wx.TE_LEFT) self.label_user=wx.StaticText(panel,label ="姓名：") self.text_user =wx.TextCtrl(panel,style =wx.TE_LEFT) self.label_number = wx.StaticText(panel,label ="學號：") self.text_number = wx.TextCtrl(panel,style =wx.TE_LEFT) #新增容器，容器中控制元件橫向排列 hsizer_class =wx.BoxSizer(wx.HORIZONTAL) hsizer_class.Add(self.label_class,proportion=0,flag=wx.ALL,border=5) hsizer_class.Add(self.text_class,proportion=1,flag=wx.ALL,border=5) hsizer_user = wx.BoxSizer(wx.HORIZONTAL) hsizer_user.Add(self.label_user,proportion=0,flag=wx.ALL,border=5) hsizer_user.Add(self.text_user,proportion=1,flag =wx.ALL,border=5) hsizer_number =wx.BoxSizer(wx.HORIZONTAL) hsizer_number.Add(self.label_number,proportion=0,flag=wx.ALL,border=5) hsizer_number.Add(self.text_number,proportion=1,flag=wx.ALL,border=5) hsizer_button =wx.BoxSizer(wx.HORIZONTAL) hsizer_button.Add(self.bt_storage,proportion=0,flag=wx.ALIGN_CENTER,border=5) hsizer_button.Add(self.bt_inquire,proportion=0,flag=wx.ALIGN_CENTER,border=5) #新增容器，容器中的控制元件縱向排列 vsizer_all = wx.BoxSizer(wx.VERTICAL) vsizer_all.Add(self.title,proportion=0,flag=wx.BOTTOM |wx.TOP |wx.ALIGN_CENTER,border=15) vsizer_all.Add(hsizer_class,proportion=0,flag=wx.EXPAND |wx.LEFT |wx.RIGHT,border=45) vsizer_all.Add(hsizer_user,proportion=0,flag=wx.EXPAND |wx.LEFT |wx.RIGHT,border=45) vsizer_all.Add(hsizer_number,proportion=0,flag=wx.EXPAND |wx.LEFT |wx.RIGHT,border=45) vsizer_all.Add(hsizer_button,proportion=0,flag=wx.ALIGN_CENTER |wx.TOP,border=15) panel.SetSizer(vsizer_all) def OnclickStorage(self,event): "單擊儲存按鈕" #連線資料庫 db =pymysql.connect(host='localhost',user='Q',password='myj.hh520',database="mrsoft",charset='utf8') message ="" classname =self.text_class.GetValue() #獲取輸入的班級 username =self.text_user.GetValue() #獲取輸入的使用者名稱 number =self.text_number.GetValue() #獲取輸入的學號 #使用cursor()方法建立一個遊標物件 cursor = db.cursor() #資料列表 data = [(classname,username,number)] try: #執行sql語句，插入資料 sql="insert into accountpassword(class, name, number) values(%s,%s,%s)" cursor.executemany(sql,data) #提交資料 db.commit() except: #發生錯誤時回滾 db.rollback() #關閉連線 db.close() #判斷是否為空 if classname =="" or username =="" or number =="": message ='班級或名字或密碼不能為空' else: message ='儲存成功' #使用者名稱或密碼錯誤 wx.MessageBox(message) #彈出提示框 def OnclickInquire(self,event): "單擊查詢按鈕" username =self.text_user.GetValue() #獲取輸入的使用者名稱 number =self.text_number.GetValue() #獲取輸入的學號 db =pymysql.connect(host='localhost',user='Q',password='myj.hh520',database="mrsoft",charset='utf8') #使用cursor()方法建立一個遊標物件 cursor = db.cursor() sql ="" message ="" if username: sql ="SELECT * FROM ACCOUNTPASSWORD \ WHERE NAME = %s" #找到該名字 try: #執行sql語句 cursor.execute(sql,username) #獲取記錄 results =cursor.fetchall() if results: #若找到不為空，輸出對應的資訊 for row in results: classname = row[0] username =row[1] number =row[2] message ="班級：{}\n姓名：{}\n學號：{}\n".format(classname,username,number) else: message ="沒有這個名字" except: print("Error: unable to fecth data") #資料錯誤-- elif number: sql ="SELECT * FROM ACCOUNTPASSWORD \ WHERE NUMBER = %s" #查詢學號，同上 try: #執行sql語句 cursor.execute(sql,number) #獲取記錄 results =cursor.fetchall() if results: for row in results: classname = row[0] username =row[1] number =row[2] message ="班級：{}\n姓名：{}\n學號：{}\n".format(classname,username,number) else: message ="沒有這個學號" except: print("Error: unable to fecth data") else: message ="班級或名字或密碼不能為空" #關閉資料庫 db.close() wx.MessageBox(message) if __name__ =='__main__': app = wx.App() #初始化應用 frame = MyFrame(parent=None, id=-1) #例項MyFrame類，並傳遞引數 frame.Show() #顯示視窗 app.MainLoop() #呼叫主迴圈方法