src/filedlg.h

   1 // -*- C++ -*-
   2 /* This file is part of
   3  * ======================================================
   4  *
   5  *           LyX, The Document Processor
   6  *
   7  *           Copyright 1995 Matthias Ettrich
   8  *           Copyright 1995-1999 The LyX Team.
   9  *
  10  * ======================================================*/
  11
  12 #ifndef FILEDLG_H
  13 #define FILEDLG_H
  14
  15 #ifdef __GNUG__
  16 #pragma interface
  17 #endif
  18
  19 #include "LString.h"
  20
  21 // necessary for xForms related stuff
  22 #include FORMS_H_LOCATION
  23 #include "form1.h"
  24
  25
  26 /// User cache class definition
  27 class UserCache
  28 {
  29 public:
  30         ///
  31         UserCache(string const & pszName = string(), uid_t ID = 0,
  32                   UserCache *pRoot = 0);
  33         ///
  34         ~UserCache();
  35         // interface
  36         /// seeks user name from user ID
  37         string Find(uid_t ID);
  38 private:
  39         ///
  40         uid_t ID;
  41         ///
  42         string pszName;
  43         ///
  44         UserCache *pNext, *pRoot;
  45         // internal methods
  46         /// creates a new user entry
  47         UserCache *Add(uid_t ID);
  48 };
  49 extern UserCache lyxUserCache;
  50
  51
  52 /// Group cache class definition
  53 class GroupCache
  54 {
  55 public:
  56         ///
  57         GroupCache(string const & pszName = string(), gid_t ID = 0,
  58                    GroupCache *pRoot = 0);
  59         ///
  60         ~GroupCache();
  61         // interface
  62         /// seeks group name from group ID
  63         string Find(gid_t ID);
  64
  65 private:
  66         ///
  67         gid_t ID;
  68         ///
  69         string pszName;
  70         ///
  71         GroupCache *pNext, *pRoot;
  72         // internal methods
  73         /// creates a new group entry
  74         GroupCache *Add(gid_t ID);
  75 };
  76 extern GroupCache lyxGroupCache;
  77
  78
  79 /// LyXDirEntry internal structure definition
  80 class LyXDirEntry
  81 {
  82 private:
  83         friend class LyXFileDlg;
  84         string pszName;
  85         string pszDisplayed;
  86         string pszLsEntry;
  87         LyXDirEntry() {};
  88 public:
  89         /// compares two LyXDirEntry objects content (used by qsort)
  90         static int ldeCompProc(const LyXDirEntry *r1, const LyXDirEntry *r2);
  91 };
  92
  93
  94 /// FileDlg class definition
  95 class LyXFileDlg
  96 {
  97 public:
  98         ///
  99         LyXFileDlg();
 100         ///
 101         ~LyXFileDlg();
 102         /// sets file selector user button action
 103         void SetButton(int iIndex, string const & pszName = string(),
 104                        string const & pszPath = string());
 105         /// gets last dialog directory
 106         string GetDirectory();
 107         /// launches dialog and returns selected file
 108         string Select(string const & pszTitle = string(),
 109                        string const & pszPath = string(),
 110                        string const & pszMask = string(),
 111                        string const & pszSuggested = string());
 112         /// XForms objects callback (static)
 113         static void FileDlgCB(FL_OBJECT *, long);
 114         /// Callback for double click in list
 115         static void DoubleClickCB(FL_OBJECT *, long);
 116         /// Handle Cancel CB from WM close
 117         static int CancelCB(FL_FORM *, void *);
 118 private:
 119         // data
 120         static FD_FileDlg *pFileDlgForm;
 121         static LyXFileDlg *pCurrentDlg;
 122         string pszUserPath1;
 123         string pszUserPath2;
 124         string pszDirectory;
 125         string pszMask;
 126         string pszFileName;
 127         int iDepth;
 128         int iLastSel;
 129         long lLastTime;
 130         string pszInfoLine;
 131         LyXDirEntry *pCurrentNames;
 132         int iNumNames;
 133
 134         bool force_cancel;
 135         bool force_ok;
 136
 137         // internal functions
 138         /// updates dialog list to match class directory
 139         void Reread();
 140         /// sets dialog current directory
 141         void SetDirectory(string const & pszPath);
 142         /// sets dialog file mask
 143         void SetMask(string const & pszNewMask);
 144         /// sets dialog information line
 145         void SetInfoLine(string const & pszLine);
 146         /// handle dialog during file selection
 147         bool RunDialog();
 148         /// Handle callback from list
 149         void HandleListHit();
 150         /// Handle double click from list
 151         bool HandleDoubleClick();
 152         /// Handle OK button call
 153         bool HandleOK();
 154         /// Simulates a click on OK/Cancel
 155         void Force(bool);
 156 };
 157
 158 #endif