feval.form

Gambas is a graphical development environment based on a Basic interpreter, like Visual Basic. It us

# Gambas Form File 1.0

{ FEval Form
  Move(256,224,393,274)
  Text = ("Evaluator")
  Icon = Picture["calculator.png"]
  Border = Window.Fixed
  { Label4 Label
    Move(216,104,56,24)
    Text = ("y =")
  }
  { Label3 Label
    Move(216,64,56,24)
    Text = ("x =")
  }
  { Label2 Label
    Move(16,104,56,24)
    Text = ("b =")
  }
  { Label1 Label
    Move(16,64,56,24)
    Text = ("a =")
  }
  { txtValueA TextBox txtValue
    Move(48,64,136,24)
    Text = ("0,5")
  }
  { txtValueB TextBox txtValue
    Move(48,104,136,24)
    Text = ("1")
  }
  { txtValueX TextBox txtValue
    Move(248,64,136,24)
    Text = ("45")
  }
  { txtValueY TextBox txtValue
    Move(248,104,136,24)
    Text = ("60")
  }
  { Label5 Label
    Move(16,8,368,40)
    Text = ("This is a sample of how to use the expression evaluator component.")
  }
  { Label6 Label
    Move(16,152,104,16)
    Text = ("Expression")
  }
  { txtExpr TextBox
    Move(104,152,280,24)
    Text = ("a * Cos(Rad(x)) + b * Sin(Rad(y))")
  }
  { Label7 Label
    Move(16,184,72,16)
    Text = ("Result")
  }
  { txtResult TextBox
    Move(104,184,280,24)
    Text = ("")
    ReadOnly = True
  }
  { btnUpdate Button
    Move(8,240,128,24)
    Text = ("Update result")
    Default = True
  }
  { btnClose Button
    Move(304,240,80,24)
    Text = ("Quit")
    Cancel = True
  }
}