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Diffstat (limited to 'src/base/UPlatformWindows.pas')
| -rw-r--r-- | src/base/UPlatformWindows.pas | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/src/base/UPlatformWindows.pas b/src/base/UPlatformWindows.pas new file mode 100644 index 00000000..029e8d33 --- /dev/null +++ b/src/base/UPlatformWindows.pas @@ -0,0 +1,236 @@ +unit UPlatformWindows; + +interface + +{$IFDEF FPC} + {$MODE Delphi} +{$ENDIF} + +{$I switches.inc} + +// turn off messages for platform specific symbols +{$WARN SYMBOL_PLATFORM OFF} + +uses + Classes, + UPlatform; + +type + TPlatformWindows = class(TPlatform) + private + function GetSpecialPath(CSIDL: integer): WideString; + public + function DirectoryFindFiles(Dir, Filter: WideString; ReturnAllSubDirs: Boolean): TDirectoryEntryArray; override; + function TerminateIfAlreadyRunning(var WndTitle: String): Boolean; override; + + function GetLogPath: WideString; override; + function GetGameSharedPath: WideString; override; + function GetGameUserPath: WideString; override; + + function CopyFile(const Source, Target: WideString; FailIfExists: boolean): boolean; override; + end; + +implementation + +uses + SysUtils, + ShlObj, + Windows, + UConfig; + +type + TSearchRecW = record + Time: Integer; + Size: Integer; + Attr: Integer; + Name: WideString; + ExcludeAttr: Integer; + FindHandle: THandle; + FindData: TWin32FindDataW; + end; + +function FindFirstW(const Path: WideString; Attr: Integer; var F: TSearchRecW): Integer; forward; +function FindNextW(var F: TSearchRecW): Integer; forward; +procedure FindCloseW(var F: TSearchRecW); forward; +function FindMatchingFileW(var F: TSearchRecW): Integer; forward; +function DirectoryExistsW(const Directory: widestring): Boolean; forward; + +function FindFirstW(const Path: widestring; Attr: Integer; var F: TSearchRecW): Integer; +const + faSpecial = faHidden or faSysFile or faVolumeID or faDirectory; +begin + F.ExcludeAttr := not Attr and faSpecial; +{$IFDEF Delphi} + F.FindHandle := FindFirstFileW(PWideChar(Path), F.FindData); +{$ELSE} + F.FindHandle := FindFirstFileW(PWideChar(Path), @F.FindData); +{$ENDIF} + if F.FindHandle <> INVALID_HANDLE_VALUE then + begin + Result := FindMatchingFileW(F); + if Result <> 0 then FindCloseW(F); + end else + Result := GetLastError; +end; + +function FindNextW(var F: TSearchRecW): Integer; +begin +{$IFDEF Delphi} + if FindNextFileW(F.FindHandle, F.FindData) then +{$ELSE} + if FindNextFileW(F.FindHandle, @F.FindData) then +{$ENDIF} + Result := FindMatchingFileW(F) + else + Result := GetLastError; +end; + +procedure FindCloseW(var F: TSearchRecW); +begin + if F.FindHandle <> INVALID_HANDLE_VALUE then + begin + Windows.FindClose(F.FindHandle); + F.FindHandle := INVALID_HANDLE_VALUE; + end; +end; + +function FindMatchingFileW(var F: TSearchRecW): Integer; +var + LocalFileTime: TFileTime; +begin + with F do + begin + while FindData.dwFileAttributes and ExcludeAttr <> 0 do +{$IFDEF Delphi} + if not FindNextFileW(FindHandle, FindData) then +{$ELSE} + if not FindNextFileW(FindHandle, @FindData) then +{$ENDIF} + begin + Result := GetLastError; + Exit; + end; + FileTimeToLocalFileTime(FindData.ftLastWriteTime, LocalFileTime); + FileTimeToDosDateTime(LocalFileTime, LongRec(Time).Hi, LongRec(Time).Lo); + Size := FindData.nFileSizeLow; + Attr := FindData.dwFileAttributes; + Name := FindData.cFileName; + end; + Result := 0; +end; + +function DirectoryExistsW(const Directory: widestring): Boolean; +var + Code: Integer; +begin + Code := GetFileAttributesW(PWideChar(Directory)); + Result := (Code <> -1) and (FILE_ATTRIBUTE_DIRECTORY and Code <> 0); +end; + +//------------------------------ +//Start more than One Time Prevention +//------------------------------ +function TPlatformWindows.TerminateIfAlreadyRunning(var WndTitle: String): Boolean; +var + hWnd: THandle; + I: Integer; +begin + Result := false; + hWnd:= FindWindow(nil, PChar(WndTitle)); + //Programm already started + if (hWnd <> 0) then + begin + I := Messagebox(0, PChar('Another Instance of Ultrastar is already running. Continue ?'), PChar(WndTitle), MB_ICONWARNING or MB_YESNO); + if (I = IDYes) then + begin + I := 1; + repeat + Inc(I); + hWnd := FindWindow(nil, PChar(WndTitle + ' Instance ' + InttoStr(I))); + until (hWnd = 0); + WndTitle := WndTitle + ' Instance ' + InttoStr(I); + end + else + Result := true; + end; +end; + +function TPlatformWindows.DirectoryFindFiles(Dir, Filter: WideString; ReturnAllSubDirs: Boolean): TDirectoryEntryArray; +var + i : Integer; + SR : TSearchRecW; + Attrib : Integer; +begin + i := 0; + Filter := LowerCase(Filter); + + if FindFirstW(Dir + '*', faAnyFile or faDirectory, SR) = 0 then + repeat + if (SR.Name <> '.') and (SR.Name <> '..') then + begin + Attrib := FileGetAttr(Dir + SR.name); + if ReturnAllSubDirs and ((Attrib and faDirectory) <> 0) then + begin + SetLength( Result, i + 1); + Result[i].Name := SR.name; + Result[i].IsDirectory := true; + Result[i].IsFile := false; + i := i + 1; + end + else if (Length(Filter) = 0) or (Pos( Filter, LowerCase(SR.Name)) > 0) then + begin + SetLength( Result, i + 1); + Result[i].Name := SR.Name; + Result[i].IsDirectory := false; + Result[i].IsFile := true; + i := i + 1; + end; + end; + until FindNextW(SR) <> 0; + FindCloseW(SR); +end; + +(** + * Returns the path of a special folder. + * + * Some Folder IDs: + * CSIDL_APPDATA (e.g. C:\Documents and Settings\username\Application Data) + * CSIDL_LOCAL_APPDATA (e.g. C:\Documents and Settings\username\Local Settings\Application Data) + * CSIDL_PROFILE (e.g. C:\Documents and Settings\username) + * CSIDL_PERSONAL (e.g. C:\Documents and Settings\username\My Documents) + * CSIDL_MYMUSIC (e.g. C:\Documents and Settings\username\My Documents\My Music) + *) +function TPlatformWindows.GetSpecialPath(CSIDL: integer): WideString; +var + Buffer: array [0..MAX_PATH-1] of WideChar; +begin +{$IF Defined(Delphi) or (FPC_VERSION_INT >= 2002002)} // >= 2.2.2 + if (SHGetSpecialFolderPathW(0, @Buffer, CSIDL, false)) then + Result := Buffer + else +{$IFEND} + Result := ''; +end; + +function TPlatformWindows.GetLogPath: WideString; +begin + Result := GetExecutionDir(); +end; + +function TPlatformWindows.GetGameSharedPath: WideString; +begin + Result := GetExecutionDir(); +end; + +function TPlatformWindows.GetGameUserPath: WideString; +begin + //Result := GetSpecialPath(CSIDL_APPDATA) + PathDelim + 'UltraStarDX' + PathDelim; + Result := GetExecutionDir(); +end; + +function TPlatformWindows.CopyFile(const Source, Target: WideString; FailIfExists: boolean): boolean; +begin + Result := Windows.CopyFileW(PWideChar(Source), PWideChar(Target), FailIfExists); +end; + +end. |