用Delphi实现缩略图查看(3)

2008-04-09 04:27:29来源:互联网 阅读 ()

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;
Attr : integer;
Found : integer;
ExtFileName:string;
temstr:string;

begin
clear;
temstr:=dir ''''\*.*'''';
Attr := faAnyFile;
Found := FindFirst(temstr, Attr, SearchRec);
while Found = 0 do
begin
ExtFileName:=LowerCase(ExtractFileExt(SearchRec.Name));
if (ExtFileName=''''.bmp'''') or (ExtFileName=''''.jpg'''') or ((ExtFileName=''''.jpeg'''')) then
Add(dir ''''\'''' SearchRec.Name);

Found := FindNext(SearchRec);
end;
FindClose(SearchRec);
end;


procedure TImageFileList.Clear;
begin
FStrListFile.Clear;
Findex:=-1;
end;

constructor TImageFileList.Create;
begin
FStrListFile:=TStringList.Create;
Findex:=-1;
end;

destructor TImageFileList.Destroy;
begin
FStrListFile.Free;
inherited;
end;


function TImageFileList.GetCurFileName: string;
begin
result:=ExtractFileName(FStrListFile.Strings[Findex]);
end;


function TImageFileList.GetCurFullFileName: string;
begin
result:=FStrListFile.Strings[Findex];
end;


function TImageFileList.GetFileCount: integer;
begin
result:=FStrListFile.Count;
end;


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