source: trunk/MagicSoft/Mars/mbase/MDirIter.h@ 5088

Last change on this file since 5088 was 4966, checked in by tbretz, 20 years ago
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File size: 1.7 KB
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1#ifndef MARS_MDirIter
2#define MARS_MDirIter
3
4#ifndef ROOT_TObjArray
5#include <TObjArray.h>
6#endif
7
8class MDirIter : public TObject
9{
10private:
11 TObjArray fList;
12 TString fFilter;
13
14 TIter fNext; //!
15 void *fDirPtr; //!
16 TObject *fCurrentPath; //!
17
18 void *Open();
19 void Close();
20 Bool_t CheckEntry(const TString n) const;
21 Int_t IsDir(const char *dir) const;
22 Bool_t MatchFilter(const TString &name, const TString &filter) const;
23 TString ConcatFileName(const char *dir, const char *name) const;
24 void PrintEntry(const TObject &o) const;
25
26public:
27 MDirIter() : fNext(&fList), fDirPtr(NULL)
28 {
29 fList.SetOwner();
30 }
31 MDirIter(const MDirIter &dir) : fNext(&fList), fDirPtr(NULL)
32 {
33 fList.SetOwner();
34
35 TObject *o=NULL;
36 TIter Next(&dir.fList);
37 while ((o=Next()))
38 AddDirectory(o->GetName(), o->GetTitle());
39 }
40 MDirIter(const char *dir, const char *filter="", Int_t rec=0) : fNext(&fList), fDirPtr(NULL)
41 {
42 fList.SetOwner();
43 AddDirectory(dir, filter, rec);
44 }
45 ~MDirIter()
46 {
47 Close();
48 }
49
50 Int_t AddDirectory(const char *dir, const char *filter="", Int_t recursive=0);
51 void Add(const MDirIter &iter);
52 void Reset();
53
54 TString Next(Bool_t nocheck=kFALSE);
55 TString operator()(Bool_t nocheck=kFALSE) { return Next(nocheck); }
56
57 void SetFilter(const char *f="") { fFilter = f; }
58 UInt_t GetNumEntries() const
59 {
60 UInt_t n = 0;
61 MDirIter Next(*this);
62 while (!Next().IsNull()) n++;
63 return n;
64 }
65
66 void Print(const Option_t *o="") const;
67
68 ClassDef(MDirIter, 1) // Iterator for files in several directories (with filters)
69};
70
71#endif
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