...ic Programming\Mystery Escape\Mystery Escape\frmEscape.vb

Transcription

1 ...ic Programming\Mystery Escape\Mystery Escape\frmEscape.vb 1 1 Option Strict On 2 3 Public Class frmescape 4 5 ' Class variables. 6 7 Private _intonehour As Integer = 1 8 Private _inttwohour As Integer = 2 9 Private _intfourhour As Integer = 4 10 Private _strgame1 As String = "Spy in the Study" 11 Private _strgame2 As String = "Hidden Cellar" 12 Private _strgame3 As String = "Team Building" 13 Private _strgame4 As String = "The Encounter" 14 Private _strgame5 As String = "Library Larceny" 15 Private _strgame6 As String = "Amazing Race" Private Sub cbocity_selectedindexchanged(sender As Object, e As EventArgs) Handles cbocity.selectedindexchanged ' This event handler allows the user to enter the city choice and then calls subprocedures to place the game types in the list. Dim intcitychoice As Integer intcitychoice = cbocity.selectedindex lstgame.items.clear() Select Case intcitychoice DallasTeam() ParisTeam() SingaporeTeam() ' Make items visible in the window. lblteam.visible = True txtteam.visible = True lblselect.visible = True lstgame.visible = True btnfindcost.visible = True btnclear.visible = True lblgametype.visible = True lblcost.visible = True lbllength.visible = True ' Clear the labels. lblgametype.text = " " lblcost.text = " " lbllength.text = " " ' Set focus on number in team text box.

2 ...ic Programming\Mystery Escape\Mystery Escape\frmEscape.vb Private Sub DallasTeam() ' This procedure fills in the possible game types offered in Dallas. lstgame.items.add(_strgame1) lstgame.items.add(_strgame2) lstgame.items.add(_strgame3) Private Sub ParisTeam() ' This procedure fills in the possible game types offered in Paris. lstgame.items.add(_strgame4) lstgame.items.add(_strgame5) Private Sub SingaporeTeam() ' This procedure fills in the possible game types offered in Singapore. lstgame.items.add(_strgame2) lstgame.items.add(_strgame3) lstgame.items.add(_strgame6) Private Sub btnfindcost_click(sender As Object, e As EventArgs) Handles btnfindcost.click ' This button event handler determins the cost of mystery escape experience ' and displays the size of the team, the cost, and the length. Dim intteamsize As Integer Dim blnnumberinteamisvalid As Boolean = False Dim blngameisselected As Boolean = False Dim intgamechoice As Integer Dim strselectedteam As String = " " Dim intcitychoice As Integer Dim intlength As Integer = 0 Dim dectotalcost As Decimal ' Call a function to ensure the number of people in the team is valid. blnnumberinteamisvalid = ValidateNumberInTeam() ' Call a function to ensure a gmae type was selected. intgamechoice = validategameselection(blngameisselected, strselectedteam) ' If number of people and the game type are vaild, calculate the cost. If (blnnumberinteamisvalid And blngameisselected) Then intteamsize = Convert.ToInt32(txtTeam.Text) intcitychoice = cbocity.selectedindex Select Case intcitychoice dectotalcost = DallasFindCost(intGameChoice, intteamsize, intlength) dectotalcost = ParisFindCost(intGameChoice, intteamsize,

3 ...ic Programming\Mystery Escape\Mystery Escape\frmEscape.vb intlength) dectotalcost = SingaporeFindCost(intGameChoice, intteamsize, intlength) ' Display the cost of the ocean team. lblgametype.text = "Game: " & strselectedteam lblcost.text = "Cost: " & dectotalcost.tostring("c") lbllength.text = "Length: " & intlength.tostring() & " hours(s)" End If Private Function ValidateNumberInTeam() As Boolean ' This procedure validates the value entered for the team size. Dim intteamsize As Integer Dim blnvaliditycheck As Boolean = False Dim strnumberinteammessage As String = "Please enter the number of people in your team (2-6)" Dim strmessageboxtitle As String = "Error" Try intteamsize = Convert.ToInt32(txtTeam.Text) If intteamsize >= 2 And intteamsize <= 6 Then blnvaliditycheck = True Else End If Catch Exception As FormatException Catch Exception As OverflowException Catch Exception As SystemException End Try Return blnvaliditycheck Private Function ValidateGameSelection(ByRef blngame As Boolean, ByRef strgame As String) As Integer ' This function ensures the user selected a game type. Dim intgametype As Integer

4 ...ic Programming\Mystery Escape\Mystery Escape\frmEscape.vb Try intgametype = Convert.ToInt32(lstGame.SelectedIndex) strgame = lstgame.selecteditem.tostring() blngame = True Catch Exception As SystemException ' Detects if a game type is not selected. MsgBox("Selected a game type",, "Error") blngame = False End Try Return intgametype Private Function DallasFindCost(ByVal intgame As Integer, ByVal intteam As Integer, ByRef inttime As Integer) As Decimal ' This function calculates the cost of the team in Dallas. Dim decteamcost As Decimal Dim decfinalcost As Decimal Dim decdallasgame1 As Decimal = 32D Dim decdallasgame2 As Decimal = 39D Dim decdallasgame3 As Decimal = 55D Select Case intgame decteamcost = decdallasgame1 decteamcost = decdallasgame2 decteamcost = decdallasgame3 inttime = _inttwohour decfinalcost = decteamcost * intteam Return decfinalcost Private Function ParisFindCost(ByVal intgame As Integer, ByVal intteam As Integer, ByRef inttime As Integer) As Decimal ' This function calculates the cost of the team in Paris. Dim decteamcost As Decimal Dim decfinalcost As Decimal Dim decparisgame4 As Decimal = 38D Dim decparisgames As Decimal = 45D Select Case intgame

5 ...ic Programming\Mystery Escape\Mystery Escape\frmEscape.vb decteamcost = decparisgame4 decteamcost = decparisgames decfinalcost = decteamcost * intteam Return decfinalcost Private Function SingaporeFindCost(ByVal intgame As Integer, ByVal intteam As Integer, ByRef inttime As Integer) As Decimal ' This function calculates the cost of the team in Singapore. Dim decteamcost As Decimal Dim decfinalcost As Decimal Dim decsingaporegame2 As Decimal = 45D Dim decsingaporegame3 As Decimal = 65D Dim decsingaporegame6 As Decimal = 75D Select Case intgame decteamcost = decsingaporegame2 decteamcost = decsingaporegame3 inttime = _inttwohour decteamcost = decsingaporegame6 inttime = _intfourhour decfinalcost = decteamcost * intteam Return decfinalcost Private Sub btnclear_click(sender As Object, e As EventArgs) Handles btnclear.click ' This event handler clears the form and resets the form fro reuse when the user clicks the Clear button. cbocity.text = "Select City Location" lstgame.items.clear() lblgametype.text = " " lblcost.text = " " lbllength.text = " " lblteam.visible = False txtteam.visible = False lblselect.visible = False

6 ...ic Programming\Mystery Escape\Mystery Escape\frmEscape.vb lstgame.visible = False btnfindcost.visible = False btnclear.visible = False lblgametype.visible = False lblcost.visible = False lbllength.visible = False Private Sub frmescape_load(sender As Object, e As EventArgs) Handles MyBase.Load ' Hold the splash screen for 5 seconds. End Class Threading.Thread.Sleep(5000)