static void
tree_move_backward (WTree * tree, int i)
{
if (!tree_navigation_flag)
tree->selected_ptr = back_ptr (tree->selected_ptr, &i);
else
{
tree_entry *current;
int j = 0;
current = tree->selected_ptr;
while (j < i && current->prev && current->prev->sublevel >= tree->selected_ptr->sublevel)
{
current = current->prev;
if (current->sublevel == tree->selected_ptr->sublevel)
{
tree->selected_ptr = current;
j++;
}
}
i = j;
}
tree->topdiff -= i;
tree_check_focus (tree);
}
static void
show_tree (WTree * tree)
{
Widget *w = WIDGET (tree);
WDialog *h = w->owner;
tree_entry *current;
int i, j, topsublevel;
int x = 0, y = 0;
int tree_lines, tree_cols;
/* Initialize */
tree_lines = tlines (tree);
tree_cols = w->cols;
widget_move (w, y, x);
if (tree->is_panel)
{
tree_cols -= 2;
x = y = 1;
}
g_free (tree->tree_shown);
tree->tree_shown = g_new0 (tree_entry *, tree_lines);
if (tree->store->tree_first)
topsublevel = tree->store->tree_first->sublevel;
else
topsublevel = 0;
if (!tree->selected_ptr)
{
tree->selected_ptr = tree->store->tree_first;
tree->topdiff = 0;
}
current = tree->selected_ptr;
/* Calculate the directory which is to be shown on the topmost line */
if (!tree_navigation_flag)
current = back_ptr (current, &tree->topdiff);
else
{
i = 0;
while (current->prev && i < tree->topdiff)
{
current = current->prev;
if (current->sublevel < tree->selected_ptr->sublevel)
{
if (vfs_path_equal (current->name, tree->selected_ptr->name))
i++;
}
else if (current->sublevel == tree->selected_ptr->sublevel)
{
const char *cname;
cname = vfs_path_as_str (current->name);
for (j = strlen (cname) - 1; !IS_PATH_SEP (cname[j]); j--)
;
if (vfs_path_equal_len (current->name, tree->selected_ptr->name, j))
i++;
}
else if (current->sublevel == tree->selected_ptr->sublevel + 1)
{
j = vfs_path_len (tree->selected_ptr->name);
if (j > 1 && vfs_path_equal_len (current->name, tree->selected_ptr->name, j))
i++;
}
}
tree->topdiff = i;
}
/* Loop for every line */
for (i = 0; i < tree_lines; i++)
{
tty_setcolor (tree->is_panel ? NORMAL_COLOR : TREE_NORMALC (h));
/* Move to the beginning of the line */
tty_draw_hline (w->y + y + i, w->x + x, ' ', tree_cols);
if (current == NULL)
continue;
if (tree->is_panel)
tty_setcolor (widget_get_state (w, WST_FOCUSED) && current == tree->selected_ptr
? SELECTED_COLOR : NORMAL_COLOR);
else
tty_setcolor (current == tree->selected_ptr ? TREE_CURRENTC (h) : TREE_NORMALC (h));
tree->tree_shown[i] = current;
if (current->sublevel == topsublevel)
/* Show full name */
tty_print_string (str_fit_to_term
(vfs_path_as_str (current->name),
tree_cols + (tree->is_panel ? 0 : 1), J_LEFT_FIT));
else
{
/* Sub level directory */
tty_set_alt_charset (TRUE);
/* Output branch parts */
for (j = 0; j < current->sublevel - topsublevel - 1; j++)
{
if (tree_cols - 8 - 3 * j < 9)
break;
tty_print_char (' ');
if (current->submask & (1 << (j + topsublevel + 1)))
tty_print_char (ACS_VLINE);
else
tty_print_char (' ');
tty_print_char (' ');
}
tty_print_char (' ');
j++;
if (!current->next || !(current->next->submask & (1 << current->sublevel)))
tty_print_char (ACS_LLCORNER);
else
tty_print_char (ACS_LTEE);
tty_print_char (ACS_HLINE);
tty_set_alt_charset (FALSE);
/* Show sub-name */
tty_print_char (' ');
tty_print_string (str_fit_to_term
(current->subname, tree_cols - x - 3 * j, J_LEFT_FIT));
}
/* Calculate the next value for current */
current = current->next;
if (tree_navigation_flag)
{
while (current != NULL)
{
if (current->sublevel < tree->selected_ptr->sublevel)
{
if (vfs_path_equal_len (current->name, tree->selected_ptr->name,
vfs_path_len (current->name)))
break;
}
else if (current->sublevel == tree->selected_ptr->sublevel)
{
const char *cname;
cname = vfs_path_as_str (current->name);
for (j = strlen (cname) - 1; !IS_PATH_SEP (cname[j]); j--)
;
if (vfs_path_equal_len (current->name, tree->selected_ptr->name, j))
break;
}
else if (current->sublevel == tree->selected_ptr->sublevel + 1
&& vfs_path_len (tree->selected_ptr->name) > 1)
{
if (vfs_path_equal_len (current->name, tree->selected_ptr->name,
vfs_path_len (tree->selected_ptr->name)))
break;
}
current = current->next;
}
}
}
tree_show_mini_info (tree, tree_lines, tree_cols);
}
static void show_tree (WTree *tree)
{
Dlg_head *h = tree->widget.parent;
tree_entry *current;
int i, j, topsublevel;
int x, y;
int tree_lines, tree_cols;
/* Initialize */
x = y = 0;
tree_lines = tlines (tree);
tree_cols = tree->widget.cols;
attrset (TREE_NORMALC (h));
widget_move ((Widget*)tree, y, x);
if (tree->is_panel){
tree_cols -= 2;
x = y = 1;
}
g_free (tree->tree_shown);
tree->tree_shown = g_new (tree_entry*, tree_lines);
for (i = 0; i < tree_lines; i++)
tree->tree_shown [i] = NULL;
if (tree->store->tree_first)
topsublevel = tree->store->tree_first->sublevel;
else
topsublevel = 0;
if (!tree->selected_ptr){
tree->selected_ptr = tree->store->tree_first;
tree->topdiff = 0;
}
current = tree->selected_ptr;
/* Calculate the directory which is to be shown on the topmost line */
if (tree_navigation_flag){
i = 0;
while (current->prev && i < tree->topdiff){
current = current->prev;
if (current->sublevel < tree->selected_ptr->sublevel){
if (strncmp (current->name, tree->selected_ptr->name,
strlen (current->name)) == 0)
i++;
} else if (current->sublevel == tree->selected_ptr->sublevel){
for (j = strlen (current->name) - 1; current->name [j] != PATH_SEP; j--);
if (strncmp (current->name, tree->selected_ptr->name, j) == 0)
i++;
} else if (current->sublevel == tree->selected_ptr->sublevel + 1
&& strlen (tree->selected_ptr->name) > 1){
if (strncmp (current->name, tree->selected_ptr->name,
strlen (tree->selected_ptr->name)) == 0)
i++;
}
}
tree->topdiff = i;
} else
current = back_ptr (current, &tree->topdiff);
/* Loop for every line */
for (i = 0; i < tree_lines; i++){
/* Move to the beginning of the line */
widget_move (&tree->widget, y+i, x);
hline (' ', tree_cols);
widget_move (&tree->widget, y+i, x);
if (!current)
continue;
tree->tree_shown [i] = current;
if (current->sublevel == topsublevel){
/* Top level directory */
if (tree->active && current == tree->selected_ptr) {
if (!use_colors && !tree->is_panel)
attrset (MARKED_COLOR);
else
attrset (SELECTED_COLOR);
}
/* Show full name */
addstr ((char *) name_trunc (current->name, tree_cols - 6));
} else{
/* Sub level directory */
acs ();
/* Output branch parts */
for (j = 0; j < current->sublevel - topsublevel - 1; j++){
if (tree_cols - 8 - 3 * j < 9)
break;
addch (' ');
if (current->submask & (1 << (j + topsublevel + 1)))
addch (ACS_VLINE);
else
addch (' ');
addch (' ');
}
addch (' '); j++;
if (!current->next || !(current->next->submask & (1 << current->sublevel)))
addch (ACS_LLCORNER);
else
addch (ACS_LTEE);
addch (ACS_HLINE);
noacs ();
if (tree->active && current == tree->selected_ptr) {
/* Selected directory -> change color */
if (!use_colors && !tree->is_panel)
attrset (MARKED_COLOR);
else
attrset (SELECTED_COLOR);
}
/* Show sub-name */
addch (' ');
addstr ((char *) name_trunc (current->subname,
tree_cols - 2 - 4 - 3 * j));
}
addch (' ');
/* Return to normal color */
attrset (TREE_NORMALC (h));
/* Calculate the next value for current */
current = current->next;
if (tree_navigation_flag){
while (current){
if (current->sublevel < tree->selected_ptr->sublevel){
if (strncmp (current->name, tree->selected_ptr->name,
strlen (current->name)) == 0)
break;
} else if (current->sublevel == tree->selected_ptr->sublevel){
for (j = strlen (current->name) - 1; current->name [j] != PATH_SEP; j--);
if (strncmp (current->name,tree->selected_ptr->name,j)== 0)
break;
} else if (current->sublevel == tree->selected_ptr->sublevel+1
&& strlen (tree->selected_ptr->name) > 1){
if (strncmp (current->name, tree->selected_ptr->name,
strlen (tree->selected_ptr->name)) == 0)
break;
}
current = current->next;
}
}
}
tree_show_mini_info (tree, tree_lines, tree_cols);
}
