private bool IsValidInput_IpV4()
{
if (IpCalculator.isIpV4Digit(Ip4_textBox1, false) && IpCalculator.isIpV4Digit(Ip4_textBox2, false) &&
IpCalculator.isIpV4Digit(Ip4_textBox3, false) && IpCalculator.isIpV4Digit(Ip4_textBox4, false))
{
return(true);
}
else
{
// Ist falsche IPv4 Adresse
createErrorLabel(ErrorCodeNo.WRONGIPV4);
return(false);
}
}
private bool isValidInput_IpV4SubnetMask()
{
switch (IpCalculator.getFieldStatus(writeStruct(Textbox_FieldType.SUBNETMASK_LONG), writeStruct(Textbox_FieldType.SUBNETMASK_SHORT)))
{
case IpV4_FieldStatus.SHORTFILLED:
if (IpCalculator.isLegitIpV4SubnetMask(Subnet_textBox_ShortWritten))
{
createErrorLabel(ErrorCodeNo.NOERROR);
return(true);
}
else
{
createErrorLabel(ErrorCodeNo.WRONGSUBNETCODE);
return(false);
}
case IpV4_FieldStatus.LONGFILLED:
if (IpCalculator.isIpV4Digit(Subnet_textBox1, true) && IpCalculator.isIpV4Digit(Subnet_textBox2, true) &&
IpCalculator.isIpV4Digit(Subnet_textBox3, true) && IpCalculator.isIpV4Digit(Subnet_textBox4, true))
{
if (IpCalculator.isLegitIpV4SubnetMask(writeStruct(Textbox_FieldType.SUBNETMASK_LONG)))
{
createErrorLabel(ErrorCodeNo.NOERROR);
return(true);
}
else
{
createErrorLabel(ErrorCodeNo.WRONGSUBNETCODE);
return(false);
}
}
else
{
createErrorLabel(ErrorCodeNo.WRONGSUBNETCODE);
return(false);
}
case IpV4_FieldStatus.BOTHFILLED:
createErrorLabel(ErrorCodeNo.MULTIPLEFIELDSFILLED);
return(false);
case IpV4_FieldStatus.NOFIELDSFILLED:
createErrorLabel(ErrorCodeNo.WRONGSUBNETCODE);
return(false);
default:
throw new NotImplementedException();
}
}
//
// Funktion wird jedesmal ausgeführt, wenn sich eine Eingabe in den Textfeldern ändert
// Dabei wird zunächst geprüft, ob die jeweilige Eingabe stimmt. Fehler werden rot markiert
// und ein Label weist den Nutzer darauf hin, dass die Eingabe so nicht übernommen werden kann.
// Stimmt die Eingabe, so wird auf die fehlenden Felder umgerechnet.
//
// Als Letztes wird dann eine Berechnung der Ausgabe ausgelöst. Insgesamt ist somit das
// Auslesen der Ergebnisse in Echtzeit möglich.
//
private void TextBox_BottomLeft_onTextChanged(Textbox_FieldType fieldType, TextBox txbox)
{
//
// Das Berechnen der Fehlenden Felder würde eine Endlosschleife auslösen
// (Jedes Eintragen in eine Textbox führt wieder rekursiv in diese Fuktion)
//
// Daher muss geprüft werden, ob bereits eine Berechnung der Felder erfolgt, was
// durch die Flag TextChanged_Event_isLocked erfolgt.
//
if (!TextChanged_Event_isLocked)
{
TextChanged_Event_isLocked = true;
switch (fieldType)
{
case Textbox_FieldType.DESIRED_SUBNETNO:
// Validation + Calc restliche Felder, eine FKT in CONTROL welche von hier mehrmals aufgerufen wird.
if (IpCalculator.isLegitSubnetNo(Subnet_desired, Subnet_textBox_ShortWritten) && control.CheckTextboxIfNumeric(txbox) && IpCalculator.IsTextboxFilled(txbox))
{
readStruct(IpCalculator.brushTextboxes(ColourCodes.WHITE, writeStruct(Textbox_FieldType.DESIRED_SUBNETNO)));
readStruct(IpCalculator.brushTextboxes(ColourCodes.WHITE, writeStruct(Textbox_FieldType.DESIRED_HOSTNO)));
readStruct(IpCalculator.brushTextboxes(ColourCodes.WHITE, writeStruct(Textbox_FieldType.NEW_SUBNETMASK_SHORT)));
readStruct(IpCalculator.brushTextboxes(ColourCodes.WHITE, writeStruct(Textbox_FieldType.NEW_SUBNETMASK_LONG)));
//Falsche Nummer ?
string st = IpCalculator.calcSubnetShort(writeStruct(Textbox_FieldType.DESIRED_SUBNETNO),
writeStruct(Textbox_FieldType.SUBNETMASK_SHORT)).ToString();
Subnet_textBox_ShortWritten_new.Text = st;
Hosts_desired.Text = IpCalculator.calcHostNo(writeStruct(Textbox_FieldType.NEW_SUBNETMASK_SHORT)).ToString();
//
//UMBAU IN READSTRUCT AUSSTEHEND
//
byte[] tmp;
tmp = IpCalculator.calcEmptySubnetMaskFields(Subnet_textBox_ShortWritten_new);
readStruct(IpCalculator.fillAddressBoxByByte(tmp, writeStruct(Textbox_FieldType.NEW_SUBNETMASK_LONG)));
FillRightContent();
}
else
{
readStruct(IpCalculator.brushTextboxes(ColourCodes.RED, writeStruct(Textbox_FieldType.DESIRED_SUBNETNO)));
}
TextChanged_Event_isLocked = false;
break;
case Textbox_FieldType.DESIRED_HOSTNO:
if (IpCalculator.isLegitHostNo(writeStruct(Textbox_FieldType.DESIRED_HOSTNO),
writeStruct(Textbox_FieldType.SUBNETMASK_SHORT)) && control.CheckTextboxIfNumeric(txbox) && IpCalculator.IsTextboxFilled(txbox))
{
readStruct(IpCalculator.brushTextboxes(ColourCodes.WHITE, writeStruct(Textbox_FieldType.DESIRED_SUBNETNO)));
readStruct(IpCalculator.brushTextboxes(ColourCodes.WHITE, writeStruct(Textbox_FieldType.DESIRED_HOSTNO)));
readStruct(IpCalculator.brushTextboxes(ColourCodes.WHITE, writeStruct(Textbox_FieldType.NEW_SUBNETMASK_SHORT)));
readStruct(IpCalculator.brushTextboxes(ColourCodes.WHITE, writeStruct(Textbox_FieldType.NEW_SUBNETMASK_LONG)));
string st = IpCalculator.calcSubnetShort(writeStruct(Textbox_FieldType.DESIRED_HOSTNO)).ToString();
Subnet_textBox_ShortWritten_new.Text = st;
readStruct(IpCalculator.calcSubnetNo(writeStruct(Textbox_FieldType.DESIRED_SUBNETNO)
, writeStruct(Textbox_FieldType.NEW_SUBNETMASK_SHORT),
writeStruct(Textbox_FieldType.SUBNETMASK_SHORT)));
byte[] tmp;
tmp = IpCalculator.calcEmptySubnetMaskFields(Subnet_textBox_ShortWritten_new);
readStruct(IpCalculator.fillAddressBoxByByte(tmp, writeStruct(Textbox_FieldType.NEW_SUBNETMASK_LONG)));
FillRightContent();
}
else
{
readStruct(IpCalculator.brushTextboxes(ColourCodes.RED, writeStruct(Textbox_FieldType.DESIRED_HOSTNO)));
}
TextChanged_Event_isLocked = false;
break;
case Textbox_FieldType.NEW_SUBNETMASK_LONG:
if (IpCalculator.isIpV4Digit(Subnet_textBox1_new, true) &&
IpCalculator.isIpV4Digit(Subnet_textBox2_new, true) &&
IpCalculator.isIpV4Digit(Subnet_textBox3_new, true) &&
IpCalculator.isIpV4Digit(Subnet_textBox4_new, true) &&
IpCalculator.tryParseTextboxToInt(Subnet_textBox4_new) != 255 &&
IpCalculator.isLegitIpV4SubnetMask(writeStruct(Textbox_FieldType.NEW_SUBNETMASK_LONG)) && IpCalculator.IsTextboxFilled(txbox))
{
readStruct(IpCalculator.brushTextboxes(ColourCodes.WHITE, writeStruct(Textbox_FieldType.DESIRED_SUBNETNO)));
readStruct(IpCalculator.brushTextboxes(ColourCodes.WHITE, writeStruct(Textbox_FieldType.DESIRED_HOSTNO)));
readStruct(IpCalculator.brushTextboxes(ColourCodes.WHITE, writeStruct(Textbox_FieldType.NEW_SUBNETMASK_SHORT)));
readStruct(IpCalculator.brushTextboxes(ColourCodes.WHITE, writeStruct(Textbox_FieldType.NEW_SUBNETMASK_LONG)));
byte[] tmp = IpCalculator.calcEmptySubnetMaskFields(Subnet_textBox1_new, Subnet_textBox2_new, Subnet_textBox3_new, Subnet_textBox4_new);
Subnet_textBox_ShortWritten_new.Text = tmp[0].ToString();
readStruct(IpCalculator.calcSubnetNo(writeStruct(Textbox_FieldType.DESIRED_SUBNETNO)
, writeStruct(Textbox_FieldType.NEW_SUBNETMASK_SHORT),
writeStruct(Textbox_FieldType.SUBNETMASK_SHORT)));
Hosts_desired.Text = IpCalculator.calcHostNo(writeStruct(Textbox_FieldType.NEW_SUBNETMASK_SHORT)).ToString();
FillRightContent();
}
else
{
readStruct(IpCalculator.brushTextboxes(ColourCodes.RED, writeStruct(Textbox_FieldType.NEW_SUBNETMASK_LONG)));
}
TextChanged_Event_isLocked = false;
break;
case Textbox_FieldType.NEW_SUBNETMASK_SHORT:
//
//SubnetNo wird eins zu Hoch gesetzt!
//
if (IpCalculator.isLegitIpV4SubnetMask(writeStruct(Textbox_FieldType.NEW_SUBNETMASK_SHORT)
, writeStruct(Textbox_FieldType.SUBNETMASK_SHORT)) && IpCalculator.IsTextboxFilled(txbox))
{
readStruct(IpCalculator.brushTextboxes(ColourCodes.WHITE, writeStruct(Textbox_FieldType.DESIRED_SUBNETNO)));
readStruct(IpCalculator.brushTextboxes(ColourCodes.WHITE, writeStruct(Textbox_FieldType.DESIRED_HOSTNO)));
readStruct(IpCalculator.brushTextboxes(ColourCodes.WHITE, writeStruct(Textbox_FieldType.NEW_SUBNETMASK_SHORT)));
readStruct(IpCalculator.brushTextboxes(ColourCodes.WHITE, writeStruct(Textbox_FieldType.NEW_SUBNETMASK_LONG)));
readStruct(IpCalculator.calcSubnetNo(writeStruct(Textbox_FieldType.DESIRED_SUBNETNO)
, writeStruct(Textbox_FieldType.NEW_SUBNETMASK_SHORT),
writeStruct(Textbox_FieldType.SUBNETMASK_SHORT)));
Hosts_desired.Text = IpCalculator.calcHostNo(writeStruct(Textbox_FieldType.NEW_SUBNETMASK_SHORT)).ToString();
byte[] tmp;
tmp = IpCalculator.calcEmptySubnetMaskFields(Subnet_textBox_ShortWritten_new);
readStruct(IpCalculator.fillAddressBoxByByte(tmp, writeStruct(Textbox_FieldType.NEW_SUBNETMASK_LONG)));
FillRightContent();
}
else
{
readStruct(IpCalculator.brushTextboxes(ColourCodes.RED, writeStruct(Textbox_FieldType.NEW_SUBNETMASK_SHORT)));
}
TextChanged_Event_isLocked = false;
break;
default:
throw new NotImplementedException();
}
}
else
{
//
// Berechnung wurde bereits durch ein Textchanged Event ausgelöst.
//
}
}