private void lstFloppyGeometries_SelectedIndexChanged(object sender, EventArgs e)
{
_ = Enum.TryParse(lstFloppyGeometries.SelectedValue.ToString(), out selectedItem);
if (selectedItem != FloppyGeometry.FriendlyName.Custom)
{
Geometry = FloppyGeometry.KnownGeometries[selectedItem];
}
//Acorn 800k format does not have a boot sector at all
if (selectedItem == FloppyGeometry.FriendlyName.Acorn800k)
{
cbxFloppyBPB.Checked = false;
cbxFloppyBPB.Enabled = false;
lstFloppyBPB.Enabled = false;
BPBVersion = BiosParameterBlockVersion.Dos20;
}
else
{
cbxFloppyBPB.Checked = true;
cbxFloppyBPB.Enabled = true;
lstFloppyBPB.Enabled = true;
}
if (selectedItem == FloppyGeometry.FriendlyName.DMF1024 || selectedItem == FloppyGeometry.FriendlyName.DMF2048)
{
OEMID = "MSDMF3.2";
}
else
{
OEMID = "MSDOS5.0";
}
}
private void dlgNewImage_Load(object sender, EventArgs e)
{
cbxFloppyBPB.Checked = true;
pnlFloppy.Visible = true;
pnlHardDisk.Visible = false;
WriteBPB = true;
lstFloppyBPB.SelectedIndex = 2;
BPBVersion = BiosParameterBlockVersion.Dos40;
lstFloppyGeometries.DisplayMember = "Name";
lstFloppyGeometries.ValueMember = "Value";
lstFloppyGeometries.DataSource = Enum.GetValues(typeof(FloppyGeometry.FriendlyName))
.Cast <Enum>()
.Select(value => new
{
(Attribute.GetCustomAttribute(value.GetType().GetField(value.ToString()), typeof(DisplayAttribute)) as
DisplayAttribute).Name,
value
})
.OrderBy(item => item.value)
.ToList();
lstFloppyGeometries.SelectedValue = FloppyGeometry.FriendlyName.HighDensity1440k;
SerialNumber = GenerateVolumeID().ToString("X8");
OEMID = "MSDOS5.0";
FileSystemType = "FAT12";
}
//TODO: Should the capacities list be loaded from the KnownGeometries list or something like that?
private void dlgNewImage_Load(object sender, EventArgs e)
{
//Default values are for a 1440 KiB disk with DOS 4.0+ BPB
cbxFloppyBPB.Checked = true;
WriteBPB = true;
lstFloppyBPB.SelectedIndex = 3;
BPBVersion = BiosParameterBlockVersion.Dos40;
//Get the list of presets from KnownGeometries and display the fancy Name attribute of the enum
lstFloppyCapacity.DisplayMember = "Name";
lstFloppyCapacity.ValueMember = "Value";
lstFloppyCapacity.DataSource = Enum.GetValues(typeof(FloppyGeometry.FriendlyName))
.Cast <Enum>()
.Select(value => new
{
(Attribute.GetCustomAttribute(value.GetType().GetField(value.ToString()), typeof(DisplayAttribute)) as
DisplayAttribute).Name,
value
})
.OrderBy(item => item.value)
.ToList();
lstFloppyCapacity.SelectedValue = FloppyGeometry.FriendlyName.HighDensity1440k;
txtFloppySerial.Text = GenerateVolumeID().ToString("X8");
SerialNumber = txtFloppySerial.Text;
OEMID = txtFloppyOEMID.Text;
VolumeLabel = txtFloppyLabel.Text;
FileSystemType = txtFloppyFSType.Text;
}
private void lstFloppyCapacity_SelectedIndexChanged(object sender, EventArgs e)
{
_ = Enum.TryParse(lstFloppyCapacity.SelectedValue.ToString(), out selectedItem);
if (selectedItem != FloppyGeometry.FriendlyName.Custom)
{
Geometry = FloppyGeometry.KnownGeometries[selectedItem];
lstFloppySides.SelectedIndex = Geometry.Sides - 1;
txtFloppyTracks.Value = Geometry.Tracks;
txtFloppySPT.Value = Geometry.SPT;
txtFloppyBPS.Value = 128 << Geometry.BPS;
txtFloppyMediaDesc.Value = Geometry.MediaDescriptor;
txtFloppySPC.Value = Geometry.SPC;
txtFloppyNumFATs.Value = Geometry.NoOfFATs;
txtFloppySPF.Value = Geometry.SPF;
txtFloppyRootDir.Value = Geometry.RootDirectoryEntries;
txtFloppyReservedSect.Value = Geometry.ReservedSectors;
txtFloppyTotalSect.Value = Geometry.Tracks * Geometry.SPT * Geometry.Sides;
}
if (selectedItem == FloppyGeometry.FriendlyName.Acorn800k)
{
cbxFloppyBPB.Checked = false;
cbxFloppyBPB.Enabled = false;
lstFloppyBPB.Enabled = false;
txtFloppyFSType.Text = string.Empty;
txtFloppyFSType.Enabled = false;
txtFloppyOEMID.Text = string.Empty;
txtFloppyOEMID.Enabled = false;
txtFloppySerial.Text = string.Empty;
txtFloppySerial.Enabled = false;
BPBVersion = BiosParameterBlockVersion.Dos20;
}
else
{
cbxFloppyBPB.Checked = true;
cbxFloppyBPB.Enabled = true;
lstFloppyBPB.Enabled = true;
txtFloppyFSType.Text = "FAT12";
txtFloppyFSType.Enabled = true;
if (selectedItem == FloppyGeometry.FriendlyName.DMF1024 || selectedItem == FloppyGeometry.FriendlyName.DMF2048)
{
txtFloppyOEMID.Text = "MSDMF3.2";
}
else
{
txtFloppyOEMID.Text = "MSDOS5.0";
}
txtFloppyOEMID.Enabled = true;
txtFloppySerial.Text = GenerateVolumeID().ToString("X8");
txtFloppySerial.Enabled = true;
}
}
private void lstFloppyBPB_SelectedIndexChanged(object sender, EventArgs e)
{
if (lstFloppyBPB.SelectedIndex == 2) //DOS 4.0+ BPB
{
BPBVersion = BiosParameterBlockVersion.Dos40;
}
else if (lstFloppyBPB.SelectedIndex == 1) //DOS 3.4 BPB
{
BPBVersion = BiosParameterBlockVersion.Dos34;
}
else if (lstFloppyBPB.SelectedIndex == 0) //DOS 2.0-3.31 BPB
{
BPBVersion = BiosParameterBlockVersion.Dos20;
}
}
/// <summary>
/// Create a BIOS Parameter Block from a floppy geometry object
/// </summary>
/// <param name="geometry">The floppy geometry</param>
/// <param name="version">The version of the BPB to create</param>
/// <param name="oemId">The OEM ID to include in the boot sector</param>
/// <returns>A BIOS Parameter Block suitable for the floppy geometry provided</returns>
public static BiosParameterBlock FromGeometry(FloppyGeometry geometry, BiosParameterBlockVersion version, string oemId)
=> new BiosParameterBlock
{
OemId = Helper.UseAsLabel(oemId),
BytesPerLogicalSector = (ushort)(128 << geometry.BPS),
HiddenSectors = 0,
LogicalSectorsPerCluster = geometry.SPC,
LogicalSectorsPerFAT = geometry.SPF,
MediaDescriptor = geometry.MediaDescriptor,
NumberOfFATs = geometry.NoOfFATs,
NumberOfHeads = geometry.Sides,
PhysicalSectorsPerTrack = geometry.SPT,
ReservedLogicalSectors = geometry.ReservedSectors,
RootDirectoryEntries = geometry.RootDirectoryEntries,
TotalLogicalSectors = (uint)(geometry.Tracks * geometry.SPT * geometry.Sides)
};
private void lstFloppyBPB_SelectedIndexChanged(object sender, EventArgs e)
{
if (lstFloppyBPB.SelectedIndex == 3) //DOS 4.0+ BPB
{
txtFloppyFSType.Enabled = true;
txtFloppySerial.Enabled = true;
BPBVersion = BiosParameterBlockVersion.Dos40;
}
else if (lstFloppyBPB.SelectedIndex == 2) //DOS 3.4 BPB
{
txtFloppyFSType.Enabled = false;
txtFloppySerial.Enabled = true;
BPBVersion = BiosParameterBlockVersion.Dos34;
}
else if (lstFloppyBPB.SelectedIndex <= 1) //DOS 2.0-3.31 BPB
{
txtFloppyFSType.Enabled = false;
txtFloppySerial.Enabled = false;
BPBVersion = BiosParameterBlockVersion.Dos20;
}
}
