private UserParcelView upv; // The UserParcelView
// Preconditon: None
// Postconditon: Prog2 form is initialized
public Prog2Form()
{
InitializeComponent();
upv = new UserParcelView();
// test data
upv.AddAddress(" John Smith ", " 123 Any St. ", " Apt. 45 ",
" Louisville ", " KY ", 40202); // Test Address 1
upv.AddAddress("Jane Doe", "987 Main St.",
"Beverly Hills", "CA", 90210); // Test Address 2
upv.AddAddress("James Kirk", "654 Roddenberry Way", "Suite 321",
"El Paso", "TX", 79901); // Test Address 3
upv.AddAddress("John Crichton", "678 Pau Place", "Apt. 7",
"Portland", "ME", 04101); // Test Address 4
upv.AddAddress("John Doe", "111 Market St.",
"Jeffersonville", "IN", 47130); // Test Address 5
upv.AddAddress("Jane Smith", "55 Hollywood Blvd.", "Apt. 9",
"Los Angeles", "CA", 90212); // Test Address 6
upv.AddAddress("Captain Robert Crunch", "21 Cereal Rd.", "Room 987",
"Bethesda", "MD", 20810); // Test Address 7
upv.AddAddress("Vlad Dracula", "6543 Vampire Way", "Apt. 1",
"Bloodsucker City", "TN", 37210); // Test Address 8
upv.AddLetter(upv.AddressAt(0), upv.AddressAt(1), 5.00M); // Letter test object
upv.AddLetter(upv.AddressAt(2), upv.AddressAt(3), 2.50M); // Letter test object
upv.AddGroundPackage(upv.AddressAt(4), upv.AddressAt(5), 4.5, 5.0, 10, 25); //groundpackage test object
upv.AddGroundPackage(upv.AddressAt(6), upv.AddressAt(7), 7, 5, 10, 30); // groundpackage test object
upv.AddNextDayAirPackage(upv.AddressAt(6), upv.AddressAt(0), 10, 15, 8.5, 10, 20.50M); //NextDayAirPackage test object
upv.AddNextDayAirPackage(upv.AddressAt(3), upv.AddressAt(7), 15, 18, 20, 45, 50.75M); //NextDayAirPackage test object
upv.AddTwoDayAirPackage(upv.AddressAt(2), upv.AddressAt(7), 12, 14, 11, 34, TwoDayAirPackage.Delivery.Saver); //TwoDayAirPackage test object
upv.AddTwoDayAirPackage(upv.AddressAt(1), upv.AddressAt(5), 10, 5, 19, 48, TwoDayAirPackage.Delivery.Early); //TwoDayAirPackage test objec
}
public Prog2Form()
{
InitializeComponent();
upv = new UserParcelView();
// Test Data - Magic Numbers OK
upv.AddAddress("John Smith", "123 Any St.", "Apt. 45",
"Louisville", "KY", 40202); // Test Address 1
upv.AddAddress("Jane Doe", "987 Main St.", "",
"Beverly Hills", "CA", 90210); // Test Address 2
upv.AddAddress("James Kirk", "654 Roddenberry Way", "Suite 321",
"El Paso", "TX", 79901); // Test Address 3
upv.AddAddress("John Crichton", "678 Pau Place", "Apt. 7",
"Portland", "ME", 04101); // Test Address 4
upv.AddAddress("Ryan Leezer", "666 Spring St", "",
"New York CIty", "NY", 37219); //Test Address 5
upv.AddAddress("Jessica Lewis", "100 7th St", "",
"Tampa", "FL", 57611); //Test Address 6
upv.AddAddress("Mark Hunt", "123 11th St", "Apt. 2",
"Phoenix", "AZ", 21399); //Test Address 7
upv.AddAddress("Mary Gates", "2838 W Jefferson St", "",
"Atlanta", "GA", 18042); //Test Address 8
upv.AddLetter(upv.AddressAt(0), upv.AddressAt(1), 3.55M); //Letter
upv.AddLetter(upv.AddressAt(2), upv.AddressAt(4), 4.20M); //Letter 2
upv.AddLetter(upv.AddressAt(3), upv.AddressAt(6), 5.35M); //Letter 3
}
//PreConditions: UPV is not null
//PostConditions: Saves the upv to file, returning true if successful
private bool SaveUPVToFile(UserParcelView upv, string path = "../UserParcel.upv")
{
//Lets attempt to save catching any exceptions
try
{
//Create the formatter
BinaryFormatter formatter = new BinaryFormatter();
//Setup the stream, need to open or create and have write access
FileStream fStream = new FileStream(path, FileMode.OpenOrCreate, FileAccess.Write);
//Serialize the upv to the file
formatter.Serialize(fStream, upv);
}
//There was a problem opening or creating the file, maybe rights problem? Lets just tell the user and return false
catch (IOException)
{
MessageBox.Show("Error creating file. Please try again");
return(false);
}
//Error writting the file, lets just tell the user and return false
catch (Exception)
{
MessageBox.Show("Error saving file. Please try again");
return(false);
}
//Everything went smoothly return true
return(true);
}
//Precondition: None
//Postcondition: creates Address' and Letters to their respective
// list using the Add(Address/Letter) method
public Prog2Form()
{
InitializeComponent();
upv = new UserParcelView();
upv.AddAddress("John Smith", "123 Any St.", "Apt. 45",
"Louisville", "KY", 40202); // test address 1
upv.AddAddress("Jane Doe", "987 Main St.", "",
"Beverly Hills", "CA", 90210); // test address 2
upv.AddAddress("James Kirk", "654 Roddenberry Way", "Suite 321",
"El Paso", "TX", 79901); // test address 3
upv.AddAddress("John Crichton", "678 Pau Place", "Apt. 7",
"Portland", "ME", 04101); // test address 4
upv.AddAddress("Stan Marsh", "ShTapa Town", "4321 Your Street",
"Pittsburgh", "Pennsylvania", 15201); // test address 5
upv.AddAddress("Eric Cartman", "South Park Elementary", "Detention Room 102",
"New York City", "New York", 10001); // test address 6
upv.AddAddress("Kenny McCormick", "SoDoSoapa", "1111 Gheto Avenue",
"South Park", "Colorado", 80019); // test address 7
upv.AddAddress("Kyle Broflovski", "The Church of God", "5676 Jewish Lane",
"Jersey City", "New Jersey", 07208); // test address 8
upv.AddLetter(upv.AddressAt(1), upv.AddressAt(0), 2.50M); //test letter 1
upv.AddLetter(upv.AddressAt(3), upv.AddressAt(4), 1.50M); //test letter 2
upv.AddLetter(upv.AddressAt(2), upv.AddressAt(5), 2.00M); //test letter 3
upv.AddLetter(upv.AddressAt(7), upv.AddressAt(6), 0.75M); //test letter 4
}
//PreConditions: The path cant be null
//PostConditions: Returns a loaded UPV or null
private UserParcelView ReadUserParcelView(string path)
{
//Lets attempt to laod catching any exceptions
try
{
//Setup formatter
BinaryFormatter formatter = new BinaryFormatter();
//Setup stream we need read access and to open the file
FileStream fStream = new FileStream(path, FileMode.Open, FileAccess.Read);
//Attempt to deserialize
UserParcelView read_upv = (UserParcelView)formatter.Deserialize(fStream);
//All went well return upv
return(read_upv);
}
//File was null show message and return null
catch (ArgumentNullException)
{
MessageBox.Show("File not correct format, try again.");
}
//Couldnt read the file, tell user and return null
catch (IOException)
{
MessageBox.Show("Unable to read file");
}
//Something went wrong return null
return(null);
}
private void openButton_Click(object sender, EventArgs e)
{
DialogResult result; //temporary variable used to hold the dialog result of the open dialog
string fileName; //temporary variable, holds file name.
using (OpenFileDialog openMe = new OpenFileDialog()) //Use an open dialog to open the file
{
result = openMe.ShowDialog(); //show the open dialog
fileName = openMe.FileName; //set variable to open dialog filename
openMe.CheckFileExists = false; //don't check to see if the file exists.
}
if (fileName == string.Empty) //checks to see if you actually picked a file
{
MessageBox.Show("Please pick a file and try again"); //Show this if use didn't pick a file
}
else
{
try
{
FileStream openFile = new FileStream(fileName,
FileMode.Open, FileAccess.ReadWrite); //Filestream for opening the file with read/write access.
upv = (UserParcelView)formatter.Deserialize(openFile); //Set the upv object of the program to the upv of the file.
}
catch (IOException)
{
MessageBox.Show("Couldn't open file", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);//throw this if the user picks a file that cannot be opened by program.
}
catch (SerializationException)
{
MessageBox.Show("Wrong kind of file, try again.");//Show if user picks a file of the wrong type of file to open
}
}
}
private FileStream output; // stream for writing to a file
// Precondition: None
// Postcondition: The form's GUI is prepared for display.
public Prog2Form()
{
InitializeComponent();
upv = new UserParcelView();
//// Test Data - Magic Numbers OK
//upv.AddAddress("Rrose Selavy", "5454 Dada Ave.", "Apt. 66", "New York", "Ny", 10019);
//upv.AddAddress("Leonora Carrington", "9632 Hyena Blvd.", "Ojai", "CA", 90322);
//upv.AddAddress("Meret Oppenheim", "54 Teacup Ln.", "Apt. 3", "Chicago", "IL", 34998);
//upv.AddAddress("Joan Miro", "9021 Sculpture Dr.", "Portland", "OR", 98069);
//upv.AddAddress("Hugo Ball", "901 Century Ct.", "Miami", "FL", 20001);
//upv.AddAddress("Leonor Fini", "306 Lake Pl.", "Unit 4C", "Denver", "CO", 76663);
//upv.AddAddress("Tristan Tzara", "5050 Paris St.", "Omaha", "NE", 55091);
//upv.AddAddress("Marcel Duchamp", "669 R. Mutt NE", "Woodinville", "WA", 99886);
////Test data -Parcel objects
//upv.AddLetter(upv.AddressAt(0), upv.AddressAt(1), 3.75M);
//upv.AddLetter(upv.AddressAt(3), upv.AddressAt(4), 2.25M);
//upv.AddGroundPackage(upv.AddressAt(5), upv.AddressAt(6), 10, 5.5, 2, 2);
//upv.AddGroundPackage(upv.AddressAt(6), upv.AddressAt(7), 7, 3, 1.5, 17);
//upv.AddNextDayAirPackage(upv.AddressAt(0), upv.AddressAt(7), 10, 12, 6.5, 9, 12.50M);
//upv.AddNextDayAirPackage(upv.AddressAt(1), upv.AddressAt(6), 30, 24, 12, 83, 25.0M);
//upv.AddTwoDayAirPackage(upv.AddressAt(2), upv.AddressAt(5), 24, 13.5, 3, 77, TwoDayAirPackage.Delivery.Early);
//upv.AddTwoDayAirPackage(upv.AddressAt(3), upv.AddressAt(4), 36, 36, 36, 45, TwoDayAirPackage.Delivery.Saver);
addressList = new List <Address>();
parcelList = new List <Parcel>();
}
private FileStream openFile; // stream for reading from a file
// Precondition: None
// Postcondition: The form's GUI is prepared for display. A few test addresses are
// added to the list of addresses
public Prog2Form()
{
InitializeComponent();
upv = new UserParcelView(); //
// Test Data - Magic Numbers OK
//upv.AddAddress(" John Smith ", " 123 Any St. ", " Apt. 45 ", " Louisville ", " KY ", 40202); // Test Address 1
//upv.AddAddress("Jane Doe", "987 Main St.", "Beverly Hills", "CA", 90210); // Test Address 2
//upv.AddAddress("James Kirk", "654 Roddenberry Way", "Suite 321", "El Paso", "TX", 79901); // Test Address 3
//upv.AddAddress("John Crichton", "678 Pau Place", "Apt. 7", "Portland", "ME", 04101); // Test Address 4
//upv.AddAddress("John Doe", "111 Market St.", "", "Jeffersonville", "IN", 47130); // Test Address 5
//upv.AddAddress("Jane Smith", "55 Hollywood Blvd.", "Apt. 9", "Los Angeles", "CA", 90212); // Test Address 6
//upv.AddAddress("Captain Robert Crunch", "21 Cereal Rd.", "Room 987", "Bethesda", "MD", 20810); // Test Address 7
//upv.AddAddress("Vlad Dracula", "6543 Vampire Way", "Apt. 1", "Bloodsucker City", "TN", 37210); // Test Address 8
//upv.AddLetter(upv.AddressAt(0), upv.AddressAt(1), 3.95M); // Letter test object
//upv.AddLetter(upv.AddressAt(2), upv.AddressAt(3), 4.25M); // Letter test object
//upv.AddGroundPackage(upv.AddressAt(4), upv.AddressAt(5), 14, 10, 5, 12.5); // Ground test object
//upv.AddGroundPackage(upv.AddressAt(6), upv.AddressAt(7), 8.5, 9.5, 6.5, 2.5); // Ground test object
//upv.AddNextDayAirPackage(upv.AddressAt(0), upv.AddressAt(2), 25, 15, 15, 85, 7.50M); // Next Day test object
//upv.AddNextDayAirPackage(upv.AddressAt(2), upv.AddressAt(4), 9.5, 6.0, 5.5, 5.25, 5.25M); // Next Day test object
//upv.AddNextDayAirPackage(upv.AddressAt(1), upv.AddressAt(6), 10.5, 6.5, 9.5, 15.5, 5.00M); // Next Day test object
//upv.AddTwoDayAirPackage(upv.AddressAt(4), upv.AddressAt(6), 46.5, 39.5, 28.0, 80.5, TwoDayAirPackage.Delivery.Saver); // Two Day test object
//upv.AddTwoDayAirPackage(upv.AddressAt(7), upv.AddressAt(0), 15.0, 9.5, 6.5, 75.5, TwoDayAirPackage.Delivery.Early); // Two Day test object
//upv.AddTwoDayAirPackage(upv.AddressAt(5), upv.AddressAt(3), 12.0, 12.0, 6.0, 5.5, TwoDayAirPackage.Delivery.Saver); // Two Day test object
}
//PreConditions: Clicked the Open Tool Item
//PostConditions: Opens a dialog and loads any data
private void openToolStripMenuItem_Click(object sender, EventArgs e)
{
//Open a file explorer
OpenFileDialog ofd = new OpenFileDialog();
//We only want to show .dat as specified in the instructions
ofd.Filter = "UserParcelViewData (*.dat)|*.dat";
//Show the dialog and wait for a response
DialogResult ofdResult = ofd.ShowDialog();
//If Ok lets read the data and put it into the UPV
if (ofdResult == DialogResult.OK)
{
//Read the file
UserParcelView read_upv = ReadUserParcelView(ofd.FileName);
//If the result is not null lets use it as the UPV
if (read_upv != null)
{
this.upv = read_upv;
}
}
//Lets display the list of parcels to the user, to indicate that it indeed loaded
listParcelsToolStripMenuItem_Click(sender, e);
//Dispose the dialog
ofd.Dispose();
}
// Precondition: File, Open menu item activated
// Postcondition: The UserParcelView is read in from a file using
// object deserialization, replacing the existing upv
private void openToolStripMenuItem_Click(object sender, EventArgs e)
{
BinaryFormatter reader = new BinaryFormatter(); // Object for deserializing UPV in binary format
FileStream input = null; // Stream for reading from a file
DialogResult result; // Result of file dialog box
string fileName; // Name of file to save data
UserParcelView temp; // Temporary holder for UPV
using (OpenFileDialog fileChooser = new OpenFileDialog()) // Create Open Dialog box
{
result = fileChooser.ShowDialog();
fileName = fileChooser.FileName; // get specified name
} // end using
// ensure that user clicked "OK"
if (result == DialogResult.OK)
{
// show error if user specified invalid file
if (fileName == string.Empty)
{
MessageBox.Show("Invalid File Name", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
// create FileStream to obtain read access to file
try
{
input = new FileStream(fileName, FileMode.Open, FileAccess.Read);
// get UPV from file
temp = (UserParcelView)reader.Deserialize(input);
upv = temp; // Separated in case deserialization failed
} // end try
// handle exception if there is a problem opening the file
catch (IOException)
{
// notify user if file could not be opened
MessageBox.Show("I/O Error Reading From File", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
} // end catch
catch (SerializationException)
{
MessageBox.Show("Serialization Error Reading From File", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
} // end catch
finally
{
input?.Close(); // close FileStream if not null
}
} // end else
} // end if
}
// Precondition: Pass a userparcelview
// Postcondition: Creates Form
public AddressForm(UserParcelView upv)
{
InitializeComponent();
//Set the Upv
_UPV = upv;
//Fill state boxes with some states
fillStateBox();
}
// Precondition: Pass a UPV
// Postcondition: Instatiates a letter form
public LetterForm(UserParcelView upv)
{
InitializeComponent();
//Set the UPV
_UPV = upv;
//Fill the combo boxes with the addresses names
setAddresses(_UPV.AddressList);
}
//Precondition: None
//Postcondition: The Letter_Form GUI is initialized
public Letter_Form(UserParcelView upv)
{
InitializeComponent();
userParcel = upv;
//For each orig address and dest address, display the name in the combobox.
foreach (Address a in userParcel.addresses)
{
comboBox_Origin.Items.Add(a.Name);
comboBox_Dest.Items.Add(a.Name);
}
}
//Precondition: Open menu item selected
//Postcondition: File selected by the user is opened
private void openMenuStripItem_Click(object sender, EventArgs e)
{
BinaryFormatter bireader = new BinaryFormatter(); //Holds instructions to serialize and deserialize an object
DialogResult result;
string serialFile;
FileStream input = null; // Maintains connection to file
using (OpenFileDialog chooser = new OpenFileDialog())
{
result = chooser.ShowDialog();
serialFile = chooser.FileName;
}
//Checks validation of file
if (result == DialogResult.OK)
{
//Error if file not valid
if (serialFile == string.Empty)
{
MessageBox.Show("Is that a file? No.", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
try
{
//Creates new filestream
input = new FileStream(serialFile, FileMode.Open, FileAccess.Read);
//Deserialize current file
upv = (UserParcelView)bireader.Deserialize(input);
}
catch (IOException)
{
MessageBox.Show("Error Opening File", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (SerializationException)
{
MessageBox.Show("Error Reading from File", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
//Closes file at the end
finally
{
//Close file stream
if (input != null)
{
input.Close();
}
}
}
}
}
private UserParcelView upv; // The UserParcelView
public SelectAddress(List <Address> addresses)
{
InitializeComponent();
addressList = addresses;
upv = new UserParcelView();
// Combo box is populated with Address items in addressList
foreach (Address a in addressList)
{
editAddressCB.Items.Add(a.Name);
}
}
// Precondition: File, Open menu item activated
// Postcondition: Dialog box opens and allows you to choose file from directory
private void openToolStripMenuItem_Click(object sender, EventArgs e)
{
// create and show dialog box enabling user to open file
DialogResult result; // result of OpenFileDialog
string fileName; // name of file containing data
using (OpenFileDialog chooseFile = new OpenFileDialog()) // making chooseFile relate to open file dialog
{
result = chooseFile.ShowDialog(); // result equal to showing dialog
fileName = chooseFile.FileName; // get specified name
} // end using
// ensure that user clicked "OK"
if (result == DialogResult.OK)
{
// show error if user specified invalid file
if (fileName == string.Empty)
{
MessageBox.Show("Invalid File Name", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
try
{
// create FileStream to obtain read access to file
input = new FileStream(
fileName, FileMode.Open, FileAccess.Read);
// deserialize upv
// get upv for input
upv =
(UserParcelView)reader.Deserialize(input);
} // end try
// handle exception when there are no upvs that are serializable in file
catch (System.IO.IOException)
{
// notify user if file could not be opened
MessageBox.Show("Error opening file. Close the Application and Run it again.", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (SerializationException)
{
input.Close(); // close FileStream
// notify user could not open file
MessageBox.Show("File not Serializable", string.Empty,
MessageBoxButtons.OK, MessageBoxIcon.Information);
} // end catch
}
}
}
// Precondition: None
// Postcondition: Program exits
public Prog2Form()
{
InitializeComponent();
//Create an instance of the singleton
UserParcelView = new UserParcelView();
//Lets add some fake data to the singleton
pseudoData();
//Output all the data
outputAddressesAndLetters();
}
//event handler for the open button
//preconditions: File, Open buttone clicked
//postconditions: Displays interface to open a file
private void openToolStripMenuItem_Click(object sender, EventArgs e)
{
//dialog result to hold result of open dialog
DialogResult openFileResult;
//string to hold open location
string openFileName;
using (OpenFileDialog fileOpen = new OpenFileDialog())
{
//set results variable to hold outcome
openFileResult = fileOpen.ShowDialog();
//set open path to result
openFileName = fileOpen.FileName;
//try block to catch various errors in file process
try
{
//first make sure user has selected to open file
if (openFileResult == DialogResult.OK)
{
//next check that file name is valid
if (!string.IsNullOrWhiteSpace(openFileName))
{
//set filestream to read stored upv
upvStream = new FileStream(openFileName, FileMode.Open, FileAccess.Read);
//deserialize stored information
upv = (UserParcelView)formatter.Deserialize(upvStream);
}
else
{
MessageBox.Show("Invalid File name entered", "File open error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
//catch blocks for potential errors;
catch (SerializationException)
{
MessageBox.Show("Invalid data in file, or bad data read", "File open error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (IOException)
{
MessageBox.Show("Error opening file", "File open error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{
//close filestream
upvStream?.Close();
}
}
}
public UserParcelView upv; //The UserParcelView
// Precondition: None
// Postcondition: The form's GUI is prepared for display.
public Prog2Form()
{
InitializeComponent();
upv = new UserParcelView();
//Test Data
upv.AddAddress("John Smith", "123 Any St.", "Apt. 45",
"Louisville", "KY", 40202); // Test Address 1
upv.AddAddress("Jane Doe", "987 Main St.",
"Beverly Hills", "CA", 90210); // Test Address 2
upv.AddAddress("James Kirk", "654 Roddenberry Way", "Suite 321",
"El Paso", "TX", 79901); // Test Address 3
upv.AddAddress("John Crichton", "678 Pau Place", "Apt. 7",
"Portland", "ME", 04101); // Test Address 4
upv.AddAddress("Billy Walsh", "123 Hollywood Lane",
"Pasadena", "CA", 10100); // Test Address 5
upv.AddAddress("Vincent Chase", "456 Rich Road",
"Los Angeles", "CA", 75432); // Test Address 6
upv.AddAddress("Eric Murphy", "111 Short Street",
"Benton", "KY", 42025); // Test Address 7
upv.AddAddress("Ari Gold", "414 Fairview Street", "Apt. 12",
"Paducah", "KY", 83325); // Test Address 8
// Letter test objects
upv.AddLetter(upv.AddressAt(0), upv.AddressAt(1), 3.95M);
upv.AddLetter(upv.AddressAt(2), upv.AddressAt(3), 4.25M);
// Ground Package test objects
upv.AddGroundPackage(upv.AddressAt(4), upv.AddressAt(5), 14, 10, 5, 12.5);
upv.AddGroundPackage(upv.AddressAt(6), upv.AddressAt(7), 20, 7, 4, 20);
// Next Day Air Package test objects
upv.AddNextDayAirPackage(upv.AddressAt(0), upv.AddressAt(2), 25, 15, 15,
85, 7.50M);
upv.AddNextDayAirPackage(upv.AddressAt(2), upv.AddressAt(4), 11, 22, 9,
70, 7.38M);
upv.AddNextDayAirPackage(upv.AddressAt(1), upv.AddressAt(6), 10.5, 20, 11,
75, 7.38M);
// Two Day Air Package test objects
upv.AddTwoDayAirPackage(upv.AddressAt(6), upv.AddressAt(3), 46.5, 39.5, 28.0,
80.5, TwoDayAirPackage.Delivery.Saver);
upv.AddTwoDayAirPackage(upv.AddressAt(7), upv.AddressAt(5), 46.5, 39.5, 28.0,
80.5, TwoDayAirPackage.Delivery.Early);
upv.AddTwoDayAirPackage(upv.AddressAt(1), upv.AddressAt(0), 46.5, 39.5, 28.0,
80.5, TwoDayAirPackage.Delivery.Saver);
}
// Precondition: File, Open menu item activated
// Postcondition: File chosen by user is opened and
// its data is stored in the upv
private void openToolStripMenuItem_Click(object sender, EventArgs e)
{
// create and show dialog box enabling user to open file
DialogResult result; // result of OpenFileDialog
string fileName; // name of file containing data
using (OpenFileDialog fileChooser = new OpenFileDialog())
{
// retrieve the result of the dialog box
result = fileChooser.ShowDialog();
fileName = fileChooser.FileName; // Holds the selected file name
}
// ensure that user clicked "OK"
if (result == DialogResult.OK)
{
// show error if user specified invalid file
if (fileName == string.Empty)
{
MessageBox.Show("Enter a File Name", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
try
{
// create FileStream to obtain read access to file
inputUPV = new FileStream(fileName, FileMode.Open, FileAccess.Read);
upv = (UserParcelView)formatter.Deserialize(inputUPV);
}
catch (IOException)
{
// notify user if file could not be opened
MessageBox.Show("Error opening file", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (SerializationException)
{
// notify user if no RecordSerializables in file
MessageBox.Show("No more records in file", string.Empty,
MessageBoxButtons.OK, MessageBoxIcon.Information);
}
finally
{
inputUPV.Close();
}
}
}
}
//Precondtion:NONE
//Postcondtion: Adds the Address names for the origin and destination comboboxes
public LettersForm(UserParcelView upv)
{
InitializeComponent();
// Save reference to user parcel view
userParcelView = upv;
// Add all our names from addresses to the comboboxes
foreach (var address in userParcelView.addresses)
{
originComboBox.Items.Add(address.Name);
destinComboBox.Items.Add(address.Name);
}
}
// Precondition: File, Open menu item activated
// Postcondition: User can select data file to open
private void openToolStripMenuItem_Click(object sender, EventArgs e)
{
// create and show dialog box enabling user to open file
DialogResult result; // result of OpenFileDialog
string fileName; // name of file containing data
using (OpenFileDialog fileChooser = new OpenFileDialog())
{
result = fileChooser.ShowDialog();
fileName = fileChooser.FileName; // get specified name
}
// ensure that user clicked "OK"
if (result == DialogResult.OK)
{
// show error if user specified invalid file
if (string.IsNullOrEmpty(fileName))
{
MessageBox.Show("Invalid File Name", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
// create FileStream to obtain read access to file
input = new FileStream(
fileName, FileMode.Open, FileAccess.Read);
}
}
// deserialize and store data
try
{
// get next UPV in file
UserParcelView thisUPV =
(UserParcelView)reader.Deserialize(input);
upv = thisUPV;
}
catch (SerializationException)
{
input?.Close(); // close FileStream
// notify user if no items in file
MessageBox.Show("No more records in file", string.Empty,
MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
private UserParcelView upv; //UserParcelView
//Precondition: None
//Postcondition: GUI form is created
// Creates address form and letter form
// if the user selects those options from
// the menu.
// Data collected from this form is sent to
// the UserParcelView class to be created
// into lists.
public Prog2Form()
{
//Precondition: None
//Postcondition: Form is created
InitializeComponent();
//Creating an object of the UserParcelView
upv = new UserParcelView();
//Test Data: Addresses
upv.AddAddress(" John Smith ", " 123 Any St. ", " Apt. 45 ",
" Louisville ", " KY ", 40202); // Test Address 1
upv.AddAddress("Jane Doe", "987 Main St.",
"Beverly Hills", "CA", 90210); // Test Address 2
upv.AddAddress("James Kirk", "654 Roddenberry Way", "Suite 321",
"El Paso", "TX", 79901); // Test Address 3
upv.AddAddress("John Crichton", "678 Pau Place", "Apt. 7",
"Portland", "ME", 04101); // Test Address 4
upv.AddAddress("Charlotte Jones", "123 Maple St. ",
"Clarksville", "IN", 47129); // Test Address 5
upv.AddAddress("Kayla Kay", "989 Chipp Avenue", "Apt. 2",
"Salem", "IN", 52143); // Test Address 6
upv.AddAddress("Hunter Ansleigh", "554 Herrick Way",
"Jeffersonville", "IN", 47130); // Test Address 7
upv.AddAddress("Mckenzie Caldwell", "2201 Morgan Avenue",
"Charlestown", "KY", 42450); // Test Address 8
//Test Data: Letters
upv.AddLetter(upv.AddressAt(0), upv.AddressAt(1), 3.95M);
upv.AddLetter(upv.AddressAt(3), upv.AddressAt(2), 2.05M);
//Test Data: GroundPackages
upv.AddGroundPackage(upv.AddressAt(2), upv.AddressAt(3), 14, 10, 5, 12.5);
upv.AddGroundPackage(upv.AddressAt(1), upv.AddressAt(5), 22, 15, 16, 28);
//Test Data: NextDayAirPackages
upv.AddNextDayAirPackage(upv.AddressAt(5), upv.AddressAt(0), 25, 15, 15, 85, 7.50M);
upv.AddNextDayAirPackage(upv.AddressAt(1), upv.AddressAt(2), 50, 20, 15, 120, 9.75M);
//Test Data: TwoDayAirPackages
upv.AddTwoDayAirPackage(upv.AddressAt(3), upv.AddressAt(2), 46.5, 39.5, 28.0, 80.5, TwoDayAirPackage.Delivery.Saver);
upv.AddTwoDayAirPackage(upv.AddressAt(7), upv.AddressAt(6), 20.75, 16.20, 20.50, 120.75, TwoDayAirPackage.Delivery.Early);
}
// Precondition: none
// Postcondition: Opens a file to use with program
private void openToolStripMenuItem_Click(object sender, EventArgs e)
{
DialogResult results; // The result of showing form as dialog
string fileName; // The string to hold the file name
//using block to select file
using (OpenFileDialog fileChooser = new OpenFileDialog())
{
fileChooser.CheckFileExists = false;
results = fileChooser.ShowDialog();
fileName = fileChooser.FileName;
}
if (results == DialogResult.OK) // If OK, attempt to deserialize opened file
{
//if null or empty display error message
if (string.IsNullOrEmpty(fileName))
{
MessageBox.Show("Invalid File Name", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
//try to read and deserialize info from file
try
{
upvFile = new FileStream(fileName, FileMode.Open, FileAccess.Read);
upv = (UserParcelView)formatter.Deserialize(upvFile);
}
catch (IOException)
{
MessageBox.Show("Error opening file", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (SerializationException)
{
MessageBox.Show("Error reading from file.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{
upvFile.Close();
}
}
}
}
// Precondition: File, Open menu item is activated
// Postcondition: Opens a sequential-access file using deserialization
private void openButton_Click(object sender, EventArgs e)
{
DialogResult result; // Store result
string fileName; // Name of file containing data
using (OpenFileDialog fileOpen = new OpenFileDialog())
{
result = fileOpen.ShowDialog();
fileName = fileOpen.FileName; // Get specified name
}
if (result == DialogResult.OK) // Ensure user clicked "OK"
{
if (string.IsNullOrEmpty(fileName)) // Is file valid?
{
MessageBox.Show("Invalid File Name", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
try
{
input = new FileStream(fileName,
FileMode.Open, FileAccess.Read); // Create FileStream to obtain read access to file
upv = (UserParcelView)formatter.Deserialize(input); // Get next upv object available in file
}
// Can file be opened?
catch (IOException)
{
MessageBox.Show("Error opening file", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
// Is file the right file type?
catch (SerializationException)
{
MessageBox.Show("Wrong file type", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
}
//Precondition: File, open menu item activated.
//Postcondition: A dialog box to open a file appears.
private void openToolStripMenuItem_Click(object sender, EventArgs e)
{
DialogResult result; //Create and show dialog box.
string fileName; //Name of file containing data.
using (OpenFileDialog fileChooser = new OpenFileDialog())
{
result = fileChooser.ShowDialog();
fileName = fileChooser.FileName; //Get file name.
}
//Ensure user clicked OK.
if (result == DialogResult.OK)
{
if (string.IsNullOrEmpty(fileName))
{
MessageBox.Show("Invalid file name.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
try
{
input = new FileStream(fileName, FileMode.Open, FileAccess.Read);
upv = (UserParcelView)reader.Deserialize(input);
}
catch (IOException)
{
MessageBox.Show("Error reading from file.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (SerializationException)
{
MessageBox.Show("Error reading from file.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{
if (input != null)
{
input.Close();
}
}
}
}
}
// Precondition: File, open menu item selected
// Postcondition: opens a previously saved file, Deserializes it and reads the contents to the form
private void openToolStripMenuItem_Click(object sender, EventArgs e)
{
DialogResult result; // creates and shows a dialog box that allows users to open files
string fileName; //declares a string variable to hold the name of the file that contains data
using (OpenFileDialog fileChooser = new OpenFileDialog())
{
result = fileChooser.ShowDialog();
fileName = fileChooser.FileName; // returns the specified file name
}
if (result == DialogResult.OK) // makes sure the user pressed OK
{
if (fileName == string.Empty) // if user selected an invalid file
// displays an error message
{
MessageBox.Show("Invalid File Name", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
try
{
// creates a filestream to obtain rea access to file
input = new FileStream(fileName, FileMode.Open, FileAccess.Read);
upv = (UserParcelView)reader.Deserialize(input); // gets next UserParcelView available in file
}
catch (IOException) // handles the exception if there is a problem opening the file
{
// lets the user know if the file could not be opened
MessageBox.Show("error Opening the File", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}// handles exception when there are no Serializables in the file
catch (SerializationException)
{
// lets the user know if there are no Serializables in the file
MessageBox.Show("No more records in File", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
}
}
// Precondition: File, Open menu item activated
// Postcondition: File is deserialized and contents inserted into upv object
private void openToolStripMenuItem_Click(object sender, EventArgs e)
{
DialogResult result; // Variable to hold result of DialogResult
string fileName; // Variable of type string to hole file name
using (OpenFileDialog fileChooser = new OpenFileDialog())
{
result = fileChooser.ShowDialog(); // Sets result = to ShowDialog
fileName = fileChooser.FileName; // get specified file name
}
if (result == DialogResult.OK) // Make sure file name is acceptable
{
if (string.IsNullOrEmpty(fileName))
{
MessageBox.Show("Invalid File Name", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error); // Displays message if error occurs
}
else
{
input = new FileStream(fileName, FileMode.Open, FileAccess.Read); // variable input is assigned contents of file
}
}
if (result == DialogResult.Cancel) // Cancel button clicked returns to application
{
return;
}
try
{
upv = (UserParcelView)formatter.Deserialize(input); // Assigns deserialized input to upv object
}
catch (SerializationException) // Catches Serialization exception
{
MessageBox.Show("No more records in file", string.Empty, MessageBoxButtons.OK, MessageBoxIcon.Information); // Gives message when error exception is caught
}
finally // ensures close always occurs
{
input?.Close(); // Closes the operation
}
}
//precondition: the open toolstrip menu item is clicked
//postcondition: the selected file is loaded into the program
private void openToolStripMenuItem_Click(object sender, EventArgs e)
{
DialogResult result; // stores the DialogResult
string fileName; // name of file containing data
//opens the filedialog
using (OpenFileDialog fileChooser = new OpenFileDialog())
{
result = fileChooser.ShowDialog(); //gets the result
fileName = fileChooser.FileName; // get specified name
}
//if the result was ok, tries to load the upv object with the file.
if (result == DialogResult.OK)
{
try
{
// create FileStream to obtain read access to file
input = new FileStream(
fileName, FileMode.Open, FileAccess.Read);
upv = (UserParcelView)reader.Deserialize(input); //loads the upv object with the input
}
catch (IOException) //catches IOException error
{
// notify user if file could not be saved
MessageBox.Show("Error saving file", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (SerializationException) //catches SerializationException error
{
MessageBox.Show("Error opening file", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally //closes the filestream if no errors occur
{
input?.Close(); // close FileStream
}
}
}
private void openAsToolStripMenuItem_Click(object sender, EventArgs e)
{
DialogResult result; //result of dialog box
string fileName; //file name to save data
using (OpenFileDialog fileChooser = new OpenFileDialog())
{
result = fileChooser.ShowDialog();
fileName = fileChooser.FileName; //get specified name
}
//user clicked OK
if (result == DialogResult.OK)
{
//show error if invalid file
if (fileName == string.Empty)
{
MessageBox.Show("Invalid File Name", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
try
{
//create FileStream to obtain read access to file
input = new FileStream(fileName, FileMode.Open, FileAccess.Read);
upv = (UserParcelView)reader.Deserialize(input); //upv is set to deserialized data from file
}
catch (IOException)
{
MessageBox.Show("Error Reading From File", "File Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (SerializationException)
{
//notify if error occurs in serialization
MessageBox.Show("Error Reading From File", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
}
