private void addPhoneButton_Click(object sender, EventArgs e)
{
if (IsInputValid())
{
CellPhone phone = new CellPhone();
GetPhoneData(phone);
if (!IsDuplicateEntry(phone))
{
DisplayPhoneData(phone);
}
else
{
MessageBox.Show("Phone already exists.");
Clear();
brandTextBox.Focus();
}
Clear();
brandTextBox.Focus();
}
else
{
MessageBox.Show("Please make sure all textboxes are filled in and contain valid input.");
Clear();
brandTextBox.Focus();
}
}
//the get the phone method accepts a cellphone object as an argument
private void GetPhoneData(CellPhone phone)
{
//Get the phone's brand
phone.Brand = brandTextBox.Text;
//Get the phone's model
phone.Model = modelTextBox.Text;
//get the phones price
phone.Price = priceTextBox.Text;
}
private void addPhoneButton_Click(object sender, EventArgs e)
{
CellPhone myPhone = new CellPhone();
GetPhonedata(myPhone);
phoneList.Add(myPhone);
phoneListBox.Items.Add(myPhone.Brand + " " + myPhone.Model);
brandTextBox.Clear();
modelTextBox.Clear();
priceTextBox.Clear();
brandTextBox.Focus();
}
private void GetPhonedata(CellPhone phone)
{
decimal price;
phone.Brand = brandTextBox.Text;
phone.Model = modelTextBox.Text;
if (decimal.TryParse(priceTextBox.Text, out price))
{
phone.Price = price;
}
else
{
MessageBox.Show("Invalid priice");
}
}
//Creates a new phone, executes the previous method, and adds the new phone number into the phone list, and displays it
//in the list box; then most controls reset.
private void btnAdd_Click(object sender, EventArgs e)
{
CellPhone phone = new CellPhone();
GetPhoneData(phone);
phoneList.Add(phone);
lbPhones.Items.Add(phone.Brand + " " + phone.Model);
txtBrand.Clear();
txtModel.Clear();
txtPrice.Clear();
txtBrand.Focus();
}
private void GetPhoneData(CellPhone phone)
{
decimal price;
phone.Brand = brandTextBox.Text;
phone.Model = modelTextBox.Text;
if (decimal.TryParse(priceTextBox.Text, out price))
{
phone.Price = price;
}
else
{
MessageBox.Show("Invalid Amount");
}
}
private void addPhoneButton_Click(object sender, EventArgs e)
{
CellPhone myPhone = new CellPhone ();
GetPhoneData(myPhone);
phoneList.Add(myPhone);
phoneListBox.Items.Add(myPhone.Brand + " " + myPhone.Model);
brandTextBox.Clear();
modelTextBox.Clear();
priceTextBox.Clear();
brandTextBox.Focus();
}
//Method to gather all phone data from the text boxes.
private void GetPhoneData(CellPhone phone)
{
decimal price;
phone.Brand = txtBrand.Text;
phone.Model = txtModel.Text;
if (decimal.TryParse(txtPrice.Text, out price))
{
phone.Price = price;
}
else
{
MessageBox.Show("Invalid Price.");
}
}
private void GetPhoneData(CellPhone myPhone)
{
// variable to hold the price
decimal price;
// get the Phone's brand
myPhone.Brand = brandTextBox.Text;
myPhone.Model = modelTextBox.Text;
if (decimal.TryParse(priceTextBox.Text, out price))
{
myPhone.Price = price;
}
else
{
MessageBox.Show("Invalid Price");
}
}
private bool IsDuplicateEntry(CellPhone phone)
{
bool isDuplicate = false;
int index = 0;
if (phoneList.Count != 0)
{
while (!isDuplicate && index < phoneList.Count)
{
if (phoneList[index].Brand == phone.Brand && phoneList[index].Model == phone.Model &&
phoneList[index].Price == phone.Price)
{
isDuplicate = true;
}
index++;
}
}
return(isDuplicate);
}
private void addPhoneButton_Click(object sender, EventArgs e)
{
// Create a CellPhone object.
CellPhone myPhone = new CellPhone();
// Get the phone data.
GetPhoneData(myPhone);
// Add the CellPhone object to the List.
phoneList.Add(myPhone);
// Add an entry to the list box.
phoneListBox.Items.Add(myPhone.Brand + " " + myPhone.Model);
// Clear the TextBox controls.
brandTextBox.Clear();
modelTextBox.Clear();
priceTextBox.Clear();
// Reset the focus.
brandTextBox.Focus();
}
// The GetPhoneData method accepts a CellPhone object
// as an arugment. It assigns the data entered by the
// user to the object's properties.
private void GetPhoneData(CellPhone phone)
{
// Temporary variable to hold the price.
decimal price;
// Get the phone's brand.
phone.Brand = brandTextBox.Text;
// Get the phone's model.
phone.Model = modelTextBox.Text;
// Get the phone's price.
if (decimal.TryParse(priceTextBox.Text, out price))
{
phone.Price = price;
}
else
{
// Display an error message.
MessageBox.Show("Invalid price");
}
}
private void addPhoneButton_Click(object sender, EventArgs e)
{
//create a cellphone object
CellPhone myPhone = new CellPhone();
//get the phone data
GetPhoneData(myPhone);
//add the cellphone object to the list
phoneList.Add(myPhone);
//add an entry to the list box
phoneListBox.Items.Add(myPhone.Brand + " " + myPhone.Model);
//clear text boxes
brandTextBox.Clear();
modelTextBox.Clear();
priceTextBox.Clear();
//reset the focus
brandTextBox.Focus();
}
private void addPhoneButton_Click(object sender, EventArgs e)
{
// Create a Cellphone Object
CellPhone myPhone = new CellPhone();
//Get Phone Data
GetPhoneData(myPhone);
// Add a CellPhone object to the List of Objects
PhoneList.Add(myPhone);
// Add an entry to the ListBox
phoneListBox.Items.Add(myPhone.Brand + " " + myPhone.Model + " " + myPhone.Price);
// clear out Form
brandTextBox.Clear();
modelTextBox.Clear();
priceTextBox.Clear();
//Reset Focus
brandTextBox.Focus();
}
private void DisplayPhoneData(CellPhone phone)
{
phoneList.Add(phone);
phoneListBox.Items.Add(phone.Brand + " " + phone.Model);
}
private void GetPhoneData(CellPhone phone)
{
phone.Brand = brandTextBox.Text;
phone.Model = modelTextBox.Text;
phone.Price = price;
}
