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CEF4Delphi/source/uCEFArgCopy.pas
salvadordf ca8bc9dff4 Added cef4delphi.chm help file
Added the PDS file to extract the HTML Help files using PasDoc
Added more XML documentation
Fixed some XML errors.
Removed the license copy from the pas units.
Updated the LICENSE.md file
2023-08-09 19:38:57 +02:00

122 lines
2.3 KiB
ObjectPascal

unit uCEFArgCopy;
{$IFDEF FPC}
{$MODE OBJFPC}{$H+}
{$ENDIF}
{$IFNDEF TARGET_64BITS}{$ALIGN ON}{$ENDIF}
{$MINENUMSIZE 4}
{$I cef.inc}
interface
uses
{$IFDEF DELPHI16_UP}
System.Classes, System.SysUtils, System.AnsiStrings;
{$ELSE}
Classes, SysUtils;
{$ENDIF}
type
TCEFArgCopy = class
protected
FArgCCopy : longint;
FArgVCopy : PPAnsiChar;
procedure InitializeFields;
procedure DestroyFields;
public
constructor Create;
destructor Destroy; override;
procedure CopyFromArgs(aArgc : longint; aArgv : PPAnsiChar);
property argc : longint read FArgCCopy;
property argv : PPAnsiChar read FArgVCopy;
end;
implementation
{$POINTERMATH ON}
constructor TCEFArgCopy.Create;
begin
inherited Create;
InitializeFields;
end;
destructor TCEFArgCopy.Destroy;
begin
DestroyFields;
inherited Destroy;
end;
procedure TCEFArgCopy.InitializeFields;
begin
FArgCCopy := 0;
FArgVCopy := nil;
end;
procedure TCEFArgCopy.DestroyFields;
var
i : integer;
begin
if (FArgVCopy <> nil) then
begin
i := pred(FArgCCopy);
while (i >= 0) do
begin
if (FArgVCopy[i] <> nil) then
{$IFDEF DELPHI18_UP}System.AnsiStrings.{$ENDIF}StrDispose(FArgVCopy[i]);
dec(i);
end;
FreeMem(FArgVCopy);
end;
InitializeFields;
end;
procedure TCEFArgCopy.CopyFromArgs(aArgc : longint; aArgv : PPAnsiChar);
var
i : integer;
begin
DestroyFields;
if (aArgc > 0) and (aArgv <> nil) then
begin
i := 0;
FArgCCopy := aArgc;
GetMem(FArgVCopy, (FArgCCopy + 1) * SizeOf(Pointer));
while (i < aArgc) do
begin
{$IFDEF FPC}
FArgVCopy[i] := StrAlloc(length(aArgv[i]) + 1);
StrCopy(FArgVCopy[i], aArgv[i]);
{$ELSE}
{$IFDEF DELPHI18_UP}
FArgVCopy[i] := System.AnsiStrings.AnsiStrAlloc(length(aArgv[i]) + 1);
System.AnsiStrings.StrCopy(FArgVCopy[i], aArgv[i]);
{$ELSE}
FArgVCopy[i] := {$IFDEF DELPHI16_UP}System.{$ENDIF}SysUtils.AnsiStrAlloc(length(aArgv[i]) + 1);
{$IFDEF DELPHI16_UP}System.{$ENDIF}SysUtils.StrCopy(FArgVCopy[i], aArgv[i]);
{$ENDIF}
{$ENDIF}
inc(i);
end;
FArgVCopy[i] := nil;
end;
end;
end.