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Add support for TeraByte and PetaByte in FormatByteNumber.

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Overcomes a "E2099 Overflow in conversion or arithmetic operation" compiler error by using constants instead of calculating the limits.
This commit is contained in:
Ansgar Becker
2007-08-31 00:03:55 +00:00
parent 8ab0b95440
commit 40c41d3cbe
1 changed files with 13 additions and 5 deletions
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18
source/helpers.pas
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@ -1956,12 +1956,20 @@ end;
} }
function FormatByteNumber( Bytes: Int64; Decimals: Byte = 1 ): String; Overload; function FormatByteNumber( Bytes: Int64; Decimals: Byte = 1 ): String; Overload;
const const
KB = 1024; {KiloByte} KB = 1024;
{MegaByte} MB = 1048576;
{GigaByte} GB = 1073741824;
{TeraByte} TB = 1099511627776;
{PetaByte} PB = 1125899906842624;
begin begin
if Bytes >= KB *KB *KB then if Bytes >= PB then
Result := FormatNumber( Bytes / (KB *KB *KB), Decimals ) + ' GB' Result := FormatNumber( Bytes / PB, Decimals ) + ' PB'
else if Bytes >= KB *KB then else if Bytes >= TB then
Result := FormatNumber( Bytes / (KB *KB), Decimals ) + ' MB' Result := FormatNumber( Bytes / TB, Decimals ) + ' TB'
else if Bytes >= GB then
Result := FormatNumber( Bytes / GB, Decimals ) + ' GB'
else if Bytes >= MB then
Result := FormatNumber( Bytes / MB, Decimals ) + ' MB'
else if Bytes >= KB then else if Bytes >= KB then
Result := FormatNumber( Bytes / KB, Decimals ) + ' KB' Result := FormatNumber( Bytes / KB, Decimals ) + ' KB'
else else