Initial
Исходный код версии 2.0
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201
sources/cdejecter/__history/cdejecter.lpr;26
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201
sources/cdejecter/__history/cdejecter.lpr;26
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program cdejecter;
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{$mode delphi}
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{$codepage UTF8}
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uses Interfaces, {$IFDEF UNIX}{$IFDEF UseCThreads}cthreads,{$ENDIF}{$ENDIF} Classes, SysUtils, CustApp, ANBFormatString,
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dynlibs, LazUTF8Classes, cde_dir, cde_lang, cde_types, ParamsMngr, cde_kernel;
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type
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{ TCDEjecter }
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TCDEjecter = class(TCustomApplication)
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protected
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procedure DoRun; override;
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public
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constructor Create(TheOwner: TComponent); OVERRIDE;
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destructor Destroy; OVERRIDE;
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procedure WriteHelp; VIRTUAL;
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procedure ListDiscs (const Extendend: Boolean);
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function FormatDiscInfo (const AString: String; const AInfo: TDiscInfo): String;
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procedure ShowDiscInfo (const ADisc: String);
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procedure EjectDisc (const ADisc: String);
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procedure BuildTitle;
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end;
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{ TCDEjecter }
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procedure TCDEjecter.DoRun;
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var isHandled: Boolean;
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begin
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BuildTitle;
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isHandled:= False;
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if HasParam('list') then
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begin
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isHandled:= True;
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ListDiscs(False);
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end;
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if HasParam('listex') then
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begin
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isHandled:= True;
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ListDiscs(True);
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end;
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if HasParam('info') then
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begin
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isHandled:= True;
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ShowDiscInfo(GetParamValue('info'));
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end;
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if HasParam('eject') then
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begin
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isHandled:= True;
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EjectDisc(GetParamValue('eject'));
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end;
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if not isHandled then
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WriteHelp;
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// stop program loop
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Terminate;
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end;
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constructor TCDEjecter.Create(TheOwner: TComponent);
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begin
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inherited Create (TheOwner);
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StopOnException:= True;
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end;
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destructor TCDEjecter.Destroy;
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begin
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inherited Destroy;
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end;
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procedure TCDEjecter.WriteHelp;
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begin
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writeln(FormatStr(GetLocalizedString(cde_messages_help), ['$newline$'], [#13#10]));
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end;
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procedure TCDEjecter.ListDiscs (const Extendend: Boolean);
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var DLL: TLibHandle;
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GetCDDiscs: function: PChar;
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GetVolumeInfo: function (const ADisc: WideChar): TDiscInfo;
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SL: TStringListUTF8;
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Msg: String;
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Indx: Integer;
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DInfo: TDiscInfo;
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begin
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Msg:= '';
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SL:= TStringListUTF8.Create;
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DLL:= SafeLoadLibrary('cdejecter.dll');
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GetCDDiscs:= GetProcAddress(DLL, 'GetCDDiscs');
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GetVolumeInfo:= GetProcAddress(DLL, 'GetVolumeInfo');
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SL.Delimiter:= ';';
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SL.DelimitedText:= GetCDDiscs;
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if SL.Count > 0 then
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for Indx:= 0 to SL.Count - 1 do
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begin
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DInfo:= GetVolumeInfo(WideChar(SL[Indx][1]));
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if not (Trim(Msg) = '') then
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Msg:= Msg + #13#10;
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Msg:= Msg + SL[Indx];
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if Extendend then
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if DInfo.diHasInfo then
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Msg:= Msg + ' - ' + DInfo.diVolumeName
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else
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Msg:= Msg + ' - ' + GetLocalizedString(cde_messages_nodiscorempty);
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end;
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FreeLibrary(DLL);
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SL.Free;
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WriteLn(GetLocalizedString(cde_messages_discslist));
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WriteLn(Msg);
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end;
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function TCDEjecter.FormatDiscInfo (const AString: String; const AInfo: TDiscInfo): String;
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begin
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Result:= FormatStr(AString,
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['$newline$',
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'$letter$',
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'$volumename$',
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'$filesystem$',
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'$serial$'
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],
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[#13#10,
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AInfo.diDrive,
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AInfo.diVolumeName,
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AInfo.diFileSystem,
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IntToStr(AInfo.diSerial)
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]);
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end;
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procedure TCDEjecter.ShowDiscInfo (const ADisc: String);
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var DLL: TLibHandle;
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GetVolumeInfo: function (const ADisc: WideChar): TDiscInfo;
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Msg: String;
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DInfo: TDiscInfo;
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begin
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DLL:= SafeLoadLibrary('cdejecter.dll');
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GetVolumeInfo:= GetProcAddress(DLL, 'GetVolumeInfo');
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DInfo:= GetVolumeInfo(WideChar(ADisc[1]));
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FreeLibrary(DLL);
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if DInfo.diHasInfo then
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Msg:= FormatDiscInfo(GetLocalizedString(cde_messages_discdesc), DInfo)
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else
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Msg:= FormatDiscInfo(GetLocalizedString(cde_messages_discdesconerror), DInfo);
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WriteLn(GetLocalizedString(cde_messages_discinfo));
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WriteLn(Msg);
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end;
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procedure TCDEjecter.EjectDisc (const ADisc: String);
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var DLL: TLibHandle;
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EjectCD: function (const ADisc: WideChar): Boolean;
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GetVolumeInfo: function (const ADisc: WideChar): TDiscInfo;
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Msg: String;
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DInfo: TDiscInfo;
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begin
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DLL:= SafeLoadLibrary('cdejecter.dll');
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GetVolumeInfo:= GetProcAddress(DLL, 'GetVolumeInfo');
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EjectCD:= GetProcAddress(DLL, 'EjectCD');
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DInfo:= GetVolumeInfo(WideChar(ADisc[1]));
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if EjectCD (WideChar(ADisc[1])) then
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Msg:= FormatDiscInfo(GetLocalizedString(cde_messages_ejectsuccess), DInfo)
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else
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Msg:= FormatDiscInfo(GetLocalizedString(cde_messages_ejecterror), DInfo);
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FreeLibrary(DLL);
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if not HasParam('silent') then
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begin
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WriteLn(GetLocalizedString(cde_messages_ejecttitle));
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WriteLn(Msg);
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end;
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end;
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procedure TCDEjecter.BuildTitle;
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procedure WriteWord (const AWord: String; const hMaxLength, AMaxLength: Byte; const ASymbol: Char);
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var S1, S2: String;
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Indx, hLen: Byte;
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begin
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hLen:= Length(AWord) div 2;
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S1:= '';
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for Indx:= 1 to (hMaxLength - hLen) - 1 do
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S1:= S1 + ASymbol;
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S1:= S1 + ' ';
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S2:= ' ';
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for Indx:= (Length(S1) + Length(AWord)) + 1 to AMaxLength do
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S2:= S2 + ASymbol;
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WriteLn(S1 + AWord + S2);
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end;
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var StrT, StrV, StrC, StrABL: String;
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MaxLength, hMaxLength, Indx: Byte;
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const ASymbol: Char = '#';
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begin
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StrT:= 'CD Ejecter';
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StrV:= GetLocalizedString(cde_version) + ' ' + GetCDEVerStr('cde');
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StrC:= FormatStr(GetLocalizedString(cde_copyrights), ['$DEVYEARS$'], ['2011 - 2017']);
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MaxLength:= 0;
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MaxLength:= Length(StrT);
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if Length(StrV) > MaxLength then
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MaxLength:= Length(StrV);
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if Length(StrC) > MaxLength then
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MaxLength:= Length(StrC);
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MaxLength:= MaxLength + 8;
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hMaxLength:= MaxLength div 2;
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StrABL:= '';
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for Indx:= 1 to MaxLength do
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StrABL:= StrABL + ASymbol;
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WriteLn(StrABL);
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WriteWord(StrT, hMaxLength, MaxLength, ASymbol);
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WriteWord(StrV, hMaxLength, MaxLength, ASymbol);
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WriteWord(StrC, hMaxLength, MaxLength, ASymbol);
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WriteLn(StrABL);
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WriteLn('');
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end;
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var Application: TCDEjecter;
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{$R *.res}
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begin
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Application:= TCDEjecter.Create(Nil);
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Application.Title:= 'CD Ejecter';
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Application.Run;
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Application.Free;
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end.
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