VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "Teorema di Pitagora"
   ClientHeight    =   3375
   ClientLeft      =   165
   ClientTop       =   735
   ClientWidth     =   4920
   LinkTopic       =   "Form1"
   ScaleHeight     =   3375
   ScaleWidth      =   4920
   StartUpPosition =   3  'Windows Default
   Begin VB.CommandButton Command3 
      Caption         =   "Cancella"
      Height          =   495
      Left            =   1560
      TabIndex        =   9
      Top             =   2160
      Width           =   1695
   End
   Begin VB.PictureBox Picture1 
      Height          =   1500
      Left            =   1560
      ScaleHeight     =   1440
      ScaleWidth      =   1440
      TabIndex        =   8
      Top             =   0
      Width           =   1500
   End
   Begin VB.CommandButton Command2 
      Caption         =   "&Fine"
      Height          =   495
      Left            =   1560
      TabIndex        =   7
      ToolTipText     =   "Esce dal programma"
      Top             =   2760
      Width           =   1695
   End
   Begin VB.CommandButton Command1 
      Caption         =   "&Calcola"
      Height          =   495
      Left            =   1560
      TabIndex        =   6
      ToolTipText     =   "Calcola l'incognita scelta"
      Top             =   1560
      Width           =   1695
   End
   Begin VB.TextBox Text3 
      Alignment       =   1  'Right Justify
      BackColor       =   &H80000004&
      Height          =   375
      Left            =   120
      Locked          =   -1  'True
      TabIndex        =   4
      Top             =   2640
      Width           =   1215
   End
   Begin VB.TextBox Text2 
      Alignment       =   1  'Right Justify
      Height          =   375
      Left            =   120
      TabIndex        =   1
      Top             =   1800
      Width           =   1215
   End
   Begin VB.TextBox Text1 
      Alignment       =   1  'Right Justify
      Height          =   375
      Left            =   120
      TabIndex        =   0
      ToolTipText     =   "Hai scelto l'incognita?"
      Top             =   960
      Width           =   1215
   End
   Begin VB.Label Label3 
      Height          =   375
      Left            =   120
      TabIndex        =   5
      Top             =   2280
      Width           =   1215
   End
   Begin VB.Label Label2 
      Height          =   375
      Left            =   120
      TabIndex        =   3
      Top             =   1440
      Width           =   1215
   End
   Begin VB.Label Label1 
      Height          =   375
      Left            =   120
      TabIndex        =   2
      Top             =   600
      Width           =   1215
   End
   Begin VB.Menu Scelta 
      Caption         =   "Scegli l'incognita"
      Begin VB.Menu Ipotenusa 
         Caption         =   "Ipotenusa"
         Index           =   2
      End
      Begin VB.Menu Cateto 
         Caption         =   "Cateto"
         Index           =   1
      End
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Cateto_Click(Index As Integer)
'Text1.Text = ""
'Text2.Text = ""
'Text3.Text = ""
Label1.Caption = "Ipotenusa"
Label2.Caption = "Cateto1"
Label3.Caption = "Cateto2"
Command1.Enabled = True
Text1.SetFocus
End Sub

Private Sub Command1_Click()
If Label1.Caption = "Cateto1" Then
    c1 = Val(Text1.Text)
    c2 = Val(Text2.Text)
    If c1 <= 0 Or c2 <= 0 Then
    MsgBox "I cateti devono avere lunghezza > di zero! Reinserisci il valore dei cateti.", vbCritical, "Errore"
    Else
    i = Sqr(c1 ^ 2 + c2 ^ 2)
    Text3.Text = i
    Picture1.Line (200, 1300)-(1300, 1300)
    Picture1.Line (200, 200)-(200, 1300)
    Picture1.Line (200, 200)-(1300, 1300), vbRed
    End If
End If

If Label1.Caption = "Ipotenusa" Then
    i = Val(Text1.Text)
    c1 = Val(Text2.Text)
    If c1 >= i Then
    msg = "l'ipotenusa deve essere > del cateto"
    MsgBox msg, 16, "Errore"
    'Text1.Text = ""
    'Text2.Text = ""
    Text1.SetFocus
    Else
    c2 = Sqr(i ^ 2 - c1 ^ 2)
    Text3.Text = c2
    Picture1.Line (200, 1300)-(1300, 1300)
    Picture1.Line (200, 200)-(200, 1300), vbRed
    Picture1.Line (200, 200)-(1300, 1300)
    End If
End If
End Sub

Private Sub Command2_Click()
End
End Sub





Private Sub Command3_Click()
Text1.Text = ""
Text2.Text = ""
Text3.Text = ""
End Sub

Private Sub Form_Load()
Command1.Enabled = False
End Sub

Private Sub Ipotenusa_Click(Index As Integer)
'Text1.Text = ""
'Text2.Text = ""
'Text3.Text = ""
Label1.Caption = "Cateto1"
Label2.Caption = "Cateto2"
Label3.Caption = "Ipotenusa"
Command1.Enabled = True
Text1.SetFocus
End Sub


Private Sub Text1_gotfocus()
Text1.SelStart = 0
Text1.SelLength = 1000
End Sub

Private Sub Text2_gotfocus()
Text2.SelStart = 0
Text2.SelLength = 1000
End Sub