rosapps/mc/src/tree.h

   1 #ifndef __TREE_H
   2 #define __TREE_H
   3
   4 typedef struct tree_entry {
   5     char *name;                 /* The full path of directory */
   6     int sublevel;               /* Number of parent directories (slashes) */
   7     long submask;               /* Bitmask of existing sublevels after this entry */
   8     char *subname;              /* The last part of name (the actual name) */
   9     int mark;                   /* Flag: Is this entry marked (e. g. for delete)? */
  10     struct tree_entry *next;    /* Next item in the list */
  11     struct tree_entry *prev;    /* Previous item in the list */
  12 } tree_entry;
  13
  14 #include "dlg.h"
  15 typedef struct {
  16     Widget     widget;
  17     tree_entry *tree_first;             /* First entry in the list */
  18     tree_entry *tree_last;              /* Last entry in the list */
  19     tree_entry *selected_ptr;           /* The selected directory */
  20     char       search_buffer [256];     /* Current search string */
  21     int        done;                    /* Flag: exit tree */
  22     char       check_name [MC_MAXPATHLEN];/* Directory which is been checked */
  23     tree_entry *check_start;            /* Start of checked subdirectories */
  24     tree_entry **tree_shown;            /* Entries currently on screen */
  25     int        is_panel;                /* panel or plain widget flag */
  26     int        active;                  /* if it's currently selected */
  27     int        searching;               /* Are we on searching mode? */
  28     int topdiff;                        /* The difference between the topmost shown and the selected */
  29 } WTree;
  30
  31 #define tlines(t) (t->is_panel ? t->widget.lines-2 - (show_mini_info ? 2 : 0) : t->widget.lines)
  32
  33 int tree_init (char *current_dir, int lines);
  34 void load_tree (WTree *tree);
  35 void save_tree (WTree *tree);
  36 void show_tree (WTree *tree);
  37 void tree_chdir (WTree *tree, char *dir);
  38 void tree_rescan_cmd (WTree *tree);
  39 int tree_forget_cmd (WTree *tree);
  40 void tree_copy (WTree *tree, char *default_dest);
  41 void tree_move (WTree *tree, char *default_dest);
  42 void tree_event (WTree *tree, int y);
  43 char *tree (char *current_dir);
  44
  45 int search_tree (WTree *tree, char *text);
  46
  47 tree_entry *tree_add_entry (WTree *tree, char *name);
  48 void tree_remove_entry (WTree *tree, char *name);
  49 void tree_destroy (WTree *tree);
  50 void tree_check (const char *subname);
  51 void start_tree_check (WTree *tree);
  52 void do_tree_check (WTree *tree, const char *subname);
  53 void end_tree_check (WTree *tree);
  54
  55 void tree_move_backward (WTree *tree, int i);
  56 void tree_move_forward (WTree *tree, int i);
  57 int tree_move_to_parent (WTree *tree);
  58 void tree_move_to_child (WTree *tree);
  59 void tree_move_to_top (WTree *tree);
  60 void tree_move_to_bottom (WTree *tree);
  61
  62 extern int tree_navigation_flag;
  63 extern int xtree_mode;
  64
  65 WTree *tree_new (int is_panel, int y, int x, int lines, int cols);
  66 extern WTree *the_tree;
  67
  68 #ifdef OS2_NT
  69 #   define MC_TREE "mc.tre"
  70 #else
  71 #   define MC_TREE ".mc/tree"
  72 #endif
  73
  74 #endif