iphone自動填充註冊表

Question

我有我的數據數據從webservices數據，我想自動填充所有數據時，用戶輸入電子郵件，它應該加載所有文本域中的所有數據，我該怎麼辦？請幫助

-(BOOL) textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string 
{ 
    GET_DBHANDLER 
    if (dataArray.count==0) { 
     NSLog(@"sasas"); 
    } 
    else 
    { 
    dataArray = [dbHandler getUserDetails:txtEmail.text]; 
    for (userDC *user in dataArray) { 
     txtFirstName.text = user.firstName; 
     txtSurName.text = user.surName; 
     txtTelephone.text = user.telephone; 
     txtMobile.text = user.mobile; 
     txtBusinessName.text = user.businessName; 
     txtBusinessAddress.text = user.business_address; 
     txtWebSite.text = user.website; 
     txtLinkedIn.text = user.linkedin; 
     txtFaceBook.text = user.facebook; 
     txtTwitter.text = user.twitter; 
     txtAppUserName.text = user.app_username; 
     txtAppPassword.text = user.app_password; 
     txtNetworkUserName.text = user.network_username; 
     txtNetworkPassword.text = user.network_password; 
     txtBNIUserName.text = user.bni_username; 
     txtBNIPassword.text = user.bni_password; 
    }} 

} 

Answer 1

-(BOOL) textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string 
{ 
    if (textField.tag == yourEmailTextField.tag) 
    { 
     if([textField.text isEqualToString:yourRequiredEmailID]) 
     { 
      for (userDC *user in dataArray) { 
       txtFirstName.text = user.firstName; 
       txtSurName.text = user.surName; 
       txtTelephone.text = user.telephone; 
       txtMobile.text = user.mobile; 
       txtBusinessName.text = user.businessName; 
       txtBusinessAddress.text = user.business_address; 
       txtWebSite.text = user.website; 
       txtLinkedIn.text = user.linkedin; 
       txtFaceBook.text = user.facebook; 
       txtTwitter.text = user.twitter; 
       txtAppUserName.text = user.app_username; 
       txtAppPassword.text = user.app_password; 
       txtNetworkUserName.text = user.network_username; 
       txtNetworkPassword.text = user.network_password; 
       txtBNIUserName.text = user.bni_username; 
       txtBNIPassword.text = user.bni_password; 
      } 
      return NO; 
     } 
    } 
    return YES; 
}