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mc/src/screen.c

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/* Panel managing.
Copyright (C) 1994, 1995, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
2005, 2006, 2007 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
Written by: 1995 Miguel de Icaza
1997, 1999 Timur Bakeyev
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
#include <config.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "global.h"
#include "tty.h"
#include "dir.h"
#include "panel.h"
#include "color.h"
#include "tree.h"
#include "win.h"
#include "ext.h" /* regexp_command */
#include "mouse.h" /* For Gpm_Event */
#include "layout.h" /* Most layout variables are here */
#include "wtools.h" /* for message (...) */
#include "cmd.h"
#include "key.h" /* XCTRL and ALT macros */
#include "setup.h" /* For loading/saving panel options */
#include "user.h"
#include "profile.h"
#include "execute.h"
#include "widget.h"
#include "menu.h" /* menubar_visible */
#include "main-widgets.h"
#include "main.h" /* the_menubar */
#include "unixcompat.h"
#include "mountlist.h" /* my_statfs */
#include "strutil.h"
#define ELEMENTS(arr) ( sizeof(arr) / sizeof((arr)[0]) )
#define NORMAL 0
#define SELECTED 1
#define MARKED 2
#define MARKED_SELECTED 3
#define STATUS 5
/*
* This describes a format item. The parse_display_format routine parses
* the user specified format and creates a linked list of format_e structures.
*/
typedef struct format_e {
struct format_e *next;
int requested_field_len;
int field_len;
int just_mode;
int expand;
const char *(*string_fn)(file_entry *, int len);
const char *title;
const char *id;
} format_e;
/* If true, show the mini-info on the panel */
int show_mini_info = 1;
/* If true, then use stat() on the cwd to determine directory changes */
int fast_reload = 0;
/* If true, use some usability hacks by Torben */
int torben_fj_mode = 0;
/* If true, up/down keys scroll the pane listing by pages */
int panel_scroll_pages = 1;
/* If 1, we use permission hilighting */
int permission_mode = 0;
/* If 1 - then add per file type hilighting */
int filetype_mode = 1;
/* The hook list for the select file function */
Hook *select_file_hook = 0;
static cb_ret_t panel_callback (Widget *, widget_msg_t msg, int parm);
static int panel_event (Gpm_Event *event, void *);
static void paint_frame (WPanel *panel);
static const char *panel_format (WPanel *panel);
static const char *mini_status_format (WPanel *panel);
/* This macro extracts the number of available lines in a panel */
#define llines(p) (p->widget.lines-3 - (show_mini_info ? 2 : 0))
static void
set_colors (WPanel *panel)
{
standend ();
attrset (NORMAL_COLOR);
}
/* Delete format string, it is a linked list */
static void
delete_format (format_e *format)
{
format_e *next;
while (format){
next = format->next;
g_free (format);
format = next;
}
}
/* This code relies on the default justification!!! */
static void
add_permission_string (char *dest, int width, file_entry *fe, int attr, int color, int is_octal)
{
int i, r, l;
l = get_user_permissions (&fe->st);
if (is_octal){
/* Place of the access bit in octal mode */
l = width + l - 3;
r = l + 1;
} else {
/* The same to the triplet in string mode */
l = l * 3 + 1;
r = l + 3;
}
for(i = 0; i < width; i++){
if (i >= l && i < r){
if (attr == SELECTED || attr == MARKED_SELECTED)
attrset (MARKED_SELECTED_COLOR);
else
attrset (MARKED_COLOR);
} else
attrset (color);
addch (dest[i]);
}
}
/* String representations of various file attributes */
/* name */
static const char *
string_file_name (file_entry *fe, int len)
{
static char buffer [MC_MAXPATHLEN * MB_LEN_MAX + 1];
g_strlcpy (buffer, fe->fname, sizeof(buffer));
return buffer;
}
static inline unsigned int ilog10(dev_t n)
{
unsigned int digits = 0;
do {
digits++, n /= 10;
} while (n != 0);
return digits;
}
static void format_device_number (char *buf, size_t bufsize, dev_t dev)
{
dev_t major_dev = major(dev);
dev_t minor_dev = minor(dev);
unsigned int major_digits = ilog10(major_dev);
unsigned int minor_digits = ilog10(minor_dev);
g_assert(bufsize >= 1);
if (major_digits + 1 + minor_digits + 1 <= bufsize) {
g_snprintf(buf, bufsize, "%lu,%lu", (unsigned long) major_dev,
(unsigned long) minor_dev);
} else {
g_strlcpy(buf, _("[dev]"), bufsize);
}
}
/* size */
static const char *
string_file_size (file_entry *fe, int len)
{
static char buffer [BUF_TINY];
/* Don't ever show size of ".." since we don't calculate it */
if (!strcmp (fe->fname, "..")) {
return _("UP--DIR");
}
#ifdef HAVE_STRUCT_STAT_ST_RDEV
if (S_ISBLK (fe->st.st_mode) || S_ISCHR (fe->st.st_mode))
format_device_number (buffer, len + 1, fe->st.st_rdev);
else
#endif
{
size_trunc_len (buffer, len, fe->st.st_size, 0);
}
return buffer;
}
/* bsize */
static const char *
string_file_size_brief (file_entry *fe, int len)
{
if (S_ISLNK (fe->st.st_mode) && !fe->f.link_to_dir) {
return _("SYMLINK");
}
if ((S_ISDIR (fe->st.st_mode) || fe->f.link_to_dir) && strcmp (fe->fname, "..")) {
return _("SUB-DIR");
}
return string_file_size (fe, len);
}
/* This functions return a string representation of a file entry */
/* type */
static const char *
string_file_type (file_entry *fe, int len)
{
static char buffer[2];
if (S_ISDIR (fe->st.st_mode))
buffer[0] = PATH_SEP;
else if (S_ISLNK (fe->st.st_mode)) {
if (fe->f.link_to_dir)
buffer[0] = '~';
else if (fe->f.stale_link)
buffer[0] = '!';
else
buffer[0] = '@';
} else if (S_ISCHR (fe->st.st_mode))
buffer[0] = '-';
else if (S_ISSOCK (fe->st.st_mode))
buffer[0] = '=';
else if (S_ISDOOR (fe->st.st_mode))
buffer[0] = '>';
else if (S_ISBLK (fe->st.st_mode))
buffer[0] = '+';
else if (S_ISFIFO (fe->st.st_mode))
buffer[0] = '|';
else if (S_ISNAM (fe->st.st_mode))
buffer[0] = '#';
else if (!S_ISREG (fe->st.st_mode))
buffer[0] = '?'; /* non-regular of unknown kind */
else if (is_exe (fe->st.st_mode))
buffer[0] = '*';
else
buffer[0] = ' ';
buffer[1] = '\0';
return buffer;
}
/* mtime */
static const char *
string_file_mtime (file_entry *fe, int len)
{
if (!strcmp (fe->fname, "..")) {
return "";
}
return file_date (fe->st.st_mtime);
}
/* atime */
static const char *
string_file_atime (file_entry *fe, int len)
{
if (!strcmp (fe->fname, "..")) {
return "";
}
return file_date (fe->st.st_atime);
}
/* ctime */
static const char *
string_file_ctime (file_entry *fe, int len)
{
if (!strcmp (fe->fname, "..")) {
return "";
}
return file_date (fe->st.st_ctime);
}
/* perm */
static const char *
string_file_permission (file_entry *fe, int len)
{
return string_perm (fe->st.st_mode);
}
/* mode */
static const char *
string_file_perm_octal (file_entry *fe, int len)
{
static char buffer [10];
g_snprintf (buffer, sizeof (buffer), "0%06lo", (unsigned long) fe->st.st_mode);
return buffer;
}
/* nlink */
static const char *
string_file_nlinks (file_entry *fe, int len)
{
static char buffer[BUF_TINY];
g_snprintf (buffer, sizeof (buffer), "%16d", (int) fe->st.st_nlink);
return buffer;
}
/* inode */
static const char *
string_inode (file_entry *fe, int len)
{
static char buffer [10];
g_snprintf (buffer, sizeof (buffer), "%lu",
(unsigned long) fe->st.st_ino);
return buffer;
}
/* nuid */
static const char *
string_file_nuid (file_entry *fe, int len)
{
static char buffer [10];
g_snprintf (buffer, sizeof (buffer), "%lu",
(unsigned long) fe->st.st_uid);
return buffer;
}
/* ngid */
static const char *
string_file_ngid (file_entry *fe, int len)
{
static char buffer [10];
g_snprintf (buffer, sizeof (buffer), "%lu",
(unsigned long) fe->st.st_gid);
return buffer;
}
/* owner */
static const char *
string_file_owner (file_entry *fe, int len)
{
return get_owner (fe->st.st_uid);
}
/* group */
static const char *
string_file_group (file_entry *fe, int len)
{
return get_group (fe->st.st_gid);
}
/* mark */
static const char *
string_marked (file_entry *fe, int len)
{
return fe->f.marked ? "*" : " ";
}
/* space */
static const char *
string_space (file_entry *fe, int len)
{
return " ";
}
/* dot */
static const char *
string_dot (file_entry *fe, int len)
{
return ".";
}
#define GT 1
static struct {
const char *id;
int min_size;
int expands;
int default_just;
const char *title;
int use_in_gui;
const char *(*string_fn)(file_entry *, int);
sortfn *sort_routine; /* This field is currently unused. */
} formats [] = {
{ "name", 12, 1, J_LEFT_FIT, N_("Name"), 1, string_file_name, (sortfn *) sort_name },
{ "size", 7, 0, J_RIGHT, N_("Size"), 1, string_file_size, (sortfn *) sort_size },
{ "bsize", 7, 0, J_RIGHT, N_("Size"), 1, string_file_size_brief, (sortfn *) sort_size },
{ "type", GT, 0, J_LEFT, "", 2, string_file_type, NULL },
{ "mtime", 12, 0, J_RIGHT, N_("MTime"), 1, string_file_mtime, (sortfn *) sort_time },
{ "atime", 12, 0, J_RIGHT, N_("ATime"), 1, string_file_atime, (sortfn *) sort_atime },
{ "ctime", 12, 0, J_RIGHT, N_("CTime"), 1, string_file_ctime, (sortfn *) sort_ctime },
{ "perm", 10, 0, J_LEFT, N_("Permission"),1,string_file_permission, NULL },
{ "mode", 6, 0, J_RIGHT, N_("Perm"), 1, string_file_perm_octal, NULL },
{ "nlink", 2, 0, J_RIGHT, N_("Nl"), 1, string_file_nlinks, NULL },
{ "inode", 5, 0, J_RIGHT, N_("Inode"), 1, string_inode, (sortfn *) sort_inode },
{ "nuid", 5, 0, J_RIGHT, N_("UID"), 1, string_file_nuid, NULL },
{ "ngid", 5, 0, J_RIGHT, N_("GID"), 1, string_file_ngid, NULL },
{ "owner", 8, 0, J_LEFT_FIT, N_("Owner"), 1, string_file_owner, NULL },
{ "group", 8, 0, J_LEFT_FIT, N_("Group"), 1, string_file_group, NULL },
{ "mark", 1, 0, J_RIGHT, " ", 1, string_marked, NULL },
{ "|", 1, 0, J_RIGHT, " ", 0, NULL, NULL },
{ "space", 1, 0, J_RIGHT, " ", 0, string_space, NULL },
{ "dot", 1, 0, J_RIGHT, " ", 0, string_dot, NULL },
};
static int
file_compute_color (int attr, file_entry *fe)
{
switch (attr) {
case SELECTED:
return (SELECTED_COLOR);
case MARKED:
return (MARKED_COLOR);
case MARKED_SELECTED:
return (MARKED_SELECTED_COLOR);
case STATUS:
return (NORMAL_COLOR);
case NORMAL:
default:
if (!filetype_mode)
return (NORMAL_COLOR);
}
/* if filetype_mode == true */
if (S_ISDIR (fe->st.st_mode))
return (DIRECTORY_COLOR);
else if (S_ISLNK (fe->st.st_mode)) {
if (fe->f.link_to_dir)
return (DIRECTORY_COLOR);
else if (fe->f.stale_link)
return (STALE_LINK_COLOR);
else
return (LINK_COLOR);
} else if (S_ISSOCK (fe->st.st_mode))
return (SPECIAL_COLOR);
else if (S_ISCHR (fe->st.st_mode))
return (DEVICE_COLOR);
else if (S_ISBLK (fe->st.st_mode))
return (DEVICE_COLOR);
else if (S_ISNAM (fe->st.st_mode))
return (DEVICE_COLOR);
else if (S_ISFIFO (fe->st.st_mode))
return (SPECIAL_COLOR);
else if (S_ISDOOR (fe->st.st_mode))
return (SPECIAL_COLOR);
else if (!S_ISREG (fe->st.st_mode))
return (STALE_LINK_COLOR); /* non-regular file of unknown kind */
else if (is_exe (fe->st.st_mode))
return (EXECUTABLE_COLOR);
else if (fe->fname && (!strcmp (fe->fname, "core")
|| !strcmp (extension (fe->fname), "core")))
return (CORE_COLOR);
return (NORMAL_COLOR);
}
/* Formats the file number file_index of panel in the buffer dest */
static void
format_file (char *dest, int limit, WPanel *panel, int file_index, int width, int attr, int isstatus)
{
int color, length, empty_line;
const char *txt;
format_e *format, *home;
file_entry *fe;
length = 0;
empty_line = (file_index >= panel->count);
home = (isstatus) ? panel->status_format : panel->format;
fe = &panel->dir.list [file_index];
if (!empty_line)
color = file_compute_color (attr, fe);
else
color = NORMAL_COLOR;
for (format = home; format; format = format->next){
if (length == width)
break;
if (format->string_fn){
int len, perm;
char *preperad_text;
if (empty_line)
txt = " ";
else
txt = (*format->string_fn)(fe, format->field_len);
len = format->field_len;
if (len + length > width)
len = width - length;
if (len <= 0)
break;
perm = 0;
if (permission_mode) {
if (!strcmp(format->id, "perm"))
perm = 1;
else if (!strcmp(format->id, "mode"))
perm = 2;
}
attrset (color);
preperad_text = (char*) str_fit_to_term(txt, len, format->just_mode);
if (perm)
add_permission_string (preperad_text, format->field_len, fe,
attr, color, perm - 1);
else
addstr (preperad_text);
length+= len;
} else {
if (attr == SELECTED || attr == MARKED_SELECTED)
attrset (SELECTED_COLOR);
else
attrset (NORMAL_COLOR);
one_vline ();
length++;
}
}
if (length < width){
int still = width - length;
while (still--)
addch (' ');
}
}
static void
repaint_file (WPanel *panel, int file_index, int mv, int attr, int isstatus)
{
int second_column = 0;
int width, offset;
char buffer [BUF_MEDIUM];
offset = 0;
if (!isstatus && panel->split){
second_column = (file_index - panel->top_file) / llines (panel);
width = (panel->widget.cols - 2)/2 - 1;
if (second_column){
offset = 1 + width;
width = (panel->widget.cols-2) - (panel->widget.cols-2)/2 - 1;
}
} else
width = (panel->widget.cols - 2);
/* Nothing to paint */
if (width <= 0)
return;
if (mv){
if (!isstatus && panel->split){
widget_move (&panel->widget,
(file_index - panel->top_file) %
llines (panel) + 2,
(offset + 1));
} else
widget_move (&panel->widget, file_index - panel->top_file + 2, 1);
}
format_file (buffer, sizeof(buffer), panel, file_index, width, attr, isstatus);
if (!isstatus && panel->split){
if (second_column)
addch (' ');
else {
attrset (NORMAL_COLOR);
one_vline ();
}
}
}
static void
display_mini_info (WPanel *panel)
{
widget_move (&panel->widget, llines (panel)+3, 1);
if (panel->searching){
attrset (INPUT_COLOR);
addstr ("/");
addstr (str_fit_to_term (panel->search_buffer,
panel->widget.cols - 3, J_LEFT));
attrset (NORMAL_COLOR);
return;
}
/* Status resolves links and show them */
set_colors (panel);
if (S_ISLNK (panel->dir.list [panel->selected].st.st_mode)){
char *link, link_target [MC_MAXPATHLEN];
int len;
link = concat_dir_and_file (panel->cwd, panel->dir.list [panel->selected].fname);
len = mc_readlink (link, link_target, MC_MAXPATHLEN - 1);
g_free (link);
if (len > 0){
link_target[len] = 0;
addstr ("-> ");
addstr (str_fit_to_term (link_target, panel->widget.cols - 5,
J_LEFT_FIT));
} else
addstr (str_fit_to_term (_("<readlink failed>"),
panel->widget.cols - 2, J_LEFT));
} else if (strcmp (panel->dir.list [panel->selected].fname, "..") == 0) {
/* FIXME:
* while loading directory (do_load_dir() and do_reload_dir(),
* the actual stat info about ".." directory isn't got;
* so just don't display incorrect info about ".." directory */
addstr (str_fit_to_term (_("UP--DIR"), panel->widget.cols - 2, J_LEFT));
} else
/* Default behavior */
repaint_file (panel, panel->selected, 0, STATUS, 1);
}
static void
paint_dir (WPanel *panel)
{
int i;
int color; /* Color value of the line */
int items; /* Number of items */
items = llines (panel) * (panel->split ? 2 : 1);
for (i = 0; i < items; i++){
if (i+panel->top_file >= panel->count)
color = 0;
else {
color = 2 * (panel->dir.list [i+panel->top_file].f.marked);
color += (panel->selected==i+panel->top_file && panel->active);
}
repaint_file (panel, i+panel->top_file, 1, color, 0);
}
standend ();
}
static void
display_total_marked_size (WPanel *panel, int y, int x, gboolean size_only)
{
char buffer[BUF_SMALL], b_bytes[BUF_SMALL], *buf;
int cols;
size_t blen;
if (panel->marked <= 0)
return;
buf = size_only ? b_bytes : buffer;
cols = panel->widget.cols - 2;
/*
* This is a trick to use two ngettext() calls in one sentence.
* First make "N bytes", then insert it into "X in M files".
*/
g_snprintf (b_bytes, sizeof (b_bytes),
ngettext("%s byte", "%s bytes", (unsigned long) panel->total),
size_trunc_sep (panel->total));
if (!size_only)
g_snprintf (buffer, sizeof (buffer),
ngettext("%s in %d file", "%s in %d files", panel->marked),
b_bytes, panel->marked);
blen = strlen (buf);
/* don't forget spaces around buffer content */
if ((int) blen > cols - 2) {
buf[cols - 2] = '\0';
blen = (size_t) (cols - 2);
}
if (x < 0)
/* center in panel */
x = (panel->widget.cols - (int) blen) / 2 - 1;
/*
* y == llines (panel) + 2 for mini_info_separator
* y == panel->widget.lines - 1 for panel bottom frame
*/
widget_move (&panel->widget, y, x);
attrset (MARKED_COLOR);
tty_printf (" %s ", buf);
}
static void
mini_info_separator (WPanel *panel)
{
const int y = llines (panel) + 2;
standend ();
widget_move (&panel->widget, y, 1);
attrset (NORMAL_COLOR);
#ifdef HAVE_SLANG
hline (ACS_HLINE, panel->widget.cols - 2);
#else
hline ((slow_terminal ? '-' : ACS_HLINE) | NORMAL_COLOR,
panel->widget.cols - 2);
#endif /* !HAVE_SLANG */
/* Status displays total marked size.
* Centered in panel, full format. */
display_total_marked_size (panel, y, -1, FALSE);
}
static void
show_free_space (WPanel *panel)
{
/* Used to figure out how many free space we have */
static struct my_statfs myfs_stats;
/* Old current working directory for displaying free space */
static char *old_cwd = NULL;
/* Don't try to stat non-local fs */
if (!vfs_file_is_local (panel->cwd) || !free_space)
return;
if (old_cwd == NULL || strcmp (old_cwd, panel->cwd) != 0) {
char rpath[PATH_MAX];
init_my_statfs ();
g_free (old_cwd);
old_cwd = g_strdup (panel->cwd);
if (mc_realpath (panel->cwd, rpath) == NULL)
return;
my_statfs (&myfs_stats, rpath);
}
if (myfs_stats.avail > 0 || myfs_stats.total > 0) {
char buffer1[6], buffer2[6], tmp[BUF_SMALL];
size_trunc_len (buffer1, sizeof(buffer1) - 1, myfs_stats.avail, 1);
size_trunc_len (buffer2, sizeof(buffer2) - 1, myfs_stats.total, 1);
g_snprintf (tmp, sizeof(tmp), " %s/%s (%d%%) ", buffer1, buffer2,
myfs_stats.total > 0 ?
(int)(100 * (double)myfs_stats.avail / myfs_stats.total) : 0);
widget_move (&panel->widget, panel->widget.lines - 1,
panel->widget.cols - 2 - (int) strlen (tmp));
attrset (NORMAL_COLOR);
addstr (tmp);
}
}
static void
show_dir (WPanel *panel)
{
int len;
set_colors (panel);
draw_double_box (panel->widget.parent,
panel->widget.y, panel->widget.x,
panel->widget.lines, panel->widget.cols);
#ifdef HAVE_SLANG
if (show_mini_info) {
SLsmg_draw_object (panel->widget.y + llines (panel) + 2,
panel->widget.x, SLSMG_LTEE_CHAR);
SLsmg_draw_object (panel->widget.y + llines (panel) + 2,
panel->widget.x + panel->widget.cols - 1,
SLSMG_RTEE_CHAR);
}
#endif /* HAVE_SLANG */
if (panel->active)
attrset (REVERSE_COLOR);
widget_move (&panel->widget, 0, 3);
addch (' ');
len = min (max (panel->widget.cols - 9, 0), panel->widget.cols);
addstr (str_term_trim (strip_home_and_password (panel->cwd), len));
addch (' ');
widget_move (&panel->widget, 0, 1);
addstr ("<");
widget_move (&panel->widget, 0, panel->widget.cols - 2);
addstr (">");
widget_move (&panel->widget, 0, panel->widget.cols - 3);
addstr ("v");
if (!show_mini_info) {
if (panel->marked == 0) {
/* Show size of curret file in the bottom of panel */
if (S_ISREG (panel->dir.list [panel->selected].st.st_mode)) {
char buffer[BUF_SMALL];
g_snprintf (buffer, sizeof (buffer), " %s ",
size_trunc_sep (panel->dir.list [panel->selected].st.st_size));
attrset (NORMAL_COLOR);
widget_move (&panel->widget, panel->widget.lines - 1, 2);
addstr (buffer);
}
} else {
/* Show total size of marked files
* In the bottom of panel, display size only. */
display_total_marked_size (panel, panel->widget.lines - 1, 2, TRUE);
}
}
show_free_space (panel);
if (panel->active)
standend ();
}
/* To be used only by long_frame and full_frame to adjust top_file */
static void
adjust_top_file (WPanel *panel)
{
int old_top = panel->top_file;
if (panel->selected - old_top > llines (panel))
panel->top_file = panel->selected;
if (old_top - panel->count > llines (panel))
panel->top_file = panel->count - llines (panel);
}
/* Repaint everything, including frame and separator */
static void
paint_panel (WPanel *panel)
{
paint_frame (panel); /* including show_dir */
paint_dir (panel);
if (show_mini_info) {
mini_info_separator (panel);
display_mini_info (panel);
}
panel->dirty = 0;
}
/*
* Repaint the contents of the panels without frames. To schedule panel
* for repainting, set panel->dirty to 1. There are many reasons why
* the panels need to be repainted, and this is a costly operation, so
* it's done once per event.
*/
void
update_dirty_panels (void)
{
if (current_panel->dirty)
paint_panel (current_panel);
if ((get_other_type () == view_listing) && other_panel->dirty)
paint_panel (other_panel);
}
static void
do_select (WPanel *panel, int i)
{
if (i != panel->selected) {
panel->dirty = 1;
panel->selected = i;
panel->top_file = panel->selected - (panel->widget.lines - 2) / 2;
if (panel->top_file < 0)
panel->top_file = 0;
}
}
static inline void
do_try_to_select (WPanel *panel, const char *name)
{
int i;
char *subdir;
if (!name) {
do_select(panel, 0);
return;
}
/* We only want the last component of the directory,
* and from this only the name without suffix. */
subdir = vfs_strip_suffix_from_filename (x_basename(name));
/* Search that subdirectory, if found select it */
for (i = 0; i < panel->count; i++){
if (strcmp (subdir, panel->dir.list [i].fname) == 0) {
do_select (panel, i);
g_free (subdir);
return;
}
}
/* Try to select a file near the file that is missing */
if (panel->selected >= panel->count)
do_select (panel, panel->count-1);
g_free (subdir);
}
void
try_to_select (WPanel *panel, const char *name)
{
do_try_to_select (panel, name);
select_item (panel);
}
void
panel_update_cols (Widget *widget, int frame_size)
{
int cols, origin;
if (horizontal_split){
widget->cols = COLS;
return;
}
if (frame_size == frame_full){
cols = COLS;
origin = 0;
} else {
if (widget == get_panel_widget (0)){
cols = first_panel_size;
origin = 0;
} else {
cols = COLS-first_panel_size;
origin = first_panel_size;
}
}
widget->cols = cols;
widget->x = origin;
}
static char *
panel_save_name (WPanel *panel)
{
extern int saving_setup;
/* If the program is shuting down */
if ((midnight_shutdown && auto_save_setup) || saving_setup)
return g_strdup (panel->panel_name);
else
return g_strconcat ("Temporal:", panel->panel_name, (char *) NULL);
}
static void
panel_destroy (WPanel *p)
{
int i;
char *name = panel_save_name (p);
panel_save_setup (p, name);
panel_clean_dir (p);
/* save and clean history */
if (p->dir_history) {
history_put (p->hist_name, p->dir_history);
p->dir_history = g_list_first (p->dir_history);
g_list_foreach (p->dir_history, (GFunc) g_free, NULL);
g_list_free (p->dir_history);
}
g_free (p->hist_name);
delete_format (p->format);
delete_format (p->status_format);
g_free (p->user_format);
for (i = 0; i < LIST_TYPES; i++)
g_free (p->user_status_format[i]);
g_free (p->dir.list);
g_free (p->panel_name);
g_free (name);
}
static void
panel_format_modified (WPanel *panel)
{
panel->format_modified = 1;
}
/* Panel creation */
/* The parameter specifies the name of the panel for setup retieving */
WPanel *
panel_new (const char *panel_name)
{
WPanel *panel;
char *section;
int i, err;
panel = g_new0 (WPanel, 1);
/* No know sizes of the panel at startup */
init_widget (&panel->widget, 0, 0, 0, 0, panel_callback, panel_event);
/* We do not want the cursor */
widget_want_cursor (panel->widget, 0);
mc_get_current_wd (panel->cwd, sizeof (panel->cwd) - 2);
strcpy (panel->lwd, ".");
panel->hist_name = g_strconcat ("Dir Hist ", panel_name, (char *) NULL);
panel->dir_history = history_get (panel->hist_name);
directory_history_add (panel, panel->cwd);
panel->dir.list = g_new (file_entry, MIN_FILES);
panel->dir.size = MIN_FILES;
panel->active = 0;
panel->filter = 0;
panel->split = 0;
panel->top_file = 0;
panel->selected = 0;
panel->marked = 0;
panel->total = 0;
panel->reverse = 0;
panel->dirty = 1;
panel->searching = 0;
panel->dirs_marked = 0;
panel->is_panelized = 0;
panel->format = 0;
panel->status_format = 0;
panel->format_modified = 1;
panel->panel_name = g_strdup (panel_name);
panel->user_format = g_strdup (DEFAULT_USER_FORMAT);
for (i = 0; i < LIST_TYPES; i++)
panel->user_status_format[i] = g_strdup (DEFAULT_USER_FORMAT);
panel->search_buffer[0] = 0;
panel->frame_size = frame_half;
section = g_strconcat ("Temporal:", panel->panel_name, (char *) NULL);
if (!profile_has_section (section, profile_name)) {
g_free (section);
section = g_strdup (panel->panel_name);
}
panel_load_setup (panel, section);
g_free (section);
/* Load format strings */
err = set_panel_formats (panel);
if (err) {
set_panel_formats (panel);
}
/* Load the default format */
panel->count =
do_load_dir (panel->cwd, &panel->dir, panel->sort_type,
panel->reverse, panel->case_sensitive,
panel->exec_first, panel->filter);
return panel;
}
void
panel_reload (WPanel *panel)
{
struct stat current_stat;
if (fast_reload && !stat (panel->cwd, &current_stat)
&& current_stat.st_ctime == panel->dir_stat.st_ctime
&& current_stat.st_mtime == panel->dir_stat.st_mtime)
return;
while (mc_chdir (panel->cwd) == -1) {
char *last_slash;
if (panel->cwd[0] == PATH_SEP && panel->cwd[1] == 0) {
panel_clean_dir (panel);
panel->count = set_zero_dir (&panel->dir);
return;
}
last_slash = strrchr (panel->cwd, PATH_SEP);
if (!last_slash || last_slash == panel->cwd)
strcpy (panel->cwd, PATH_SEP_STR);
else
*last_slash = 0;
memset (&(panel->dir_stat), 0, sizeof (panel->dir_stat));
show_dir (panel);
}
panel->count =
do_reload_dir (panel->cwd, &panel->dir, panel->sort_type,
panel->count, panel->reverse, panel->case_sensitive,
panel->exec_first, panel->filter);
panel->dirty = 1;
if (panel->selected >= panel->count)
do_select (panel, panel->count - 1);
recalculate_panel_summary (panel);
}
static void
paint_frame (WPanel *panel)
{
int header_len;
int side, width;
const char *txt;
if (!panel->split)
adjust_top_file (panel);
widget_erase (&panel->widget);
show_dir (panel);
widget_move (&panel->widget, 1, 1);
for (side = 0; side <= panel->split; side++){
format_e *format;
if (side){
attrset (NORMAL_COLOR);
one_vline ();
width = panel->widget.cols - panel->widget.cols/2 - 1;
} else if (panel->split)
width = panel->widget.cols/2 - 3;
else
width = panel->widget.cols - 2;
for (format = panel->format; format; format = format->next){
if (format->string_fn){
txt = format->title;
header_len = strlen (txt);
if (header_len > format->field_len)
header_len = format->field_len;
attrset (MARKED_COLOR);
addstr (str_fit_to_term (txt, format->field_len, J_CENTER_LEFT));
width -= format->field_len;
} else {
attrset (NORMAL_COLOR);
one_vline ();
width --;
continue;
}
}
if (width > 0)
tty_printf ("%*s", width, "");
}
}
static const char *
parse_panel_size (WPanel *panel, const char *format, int isstatus)
{
int frame = frame_half;
format = skip_separators (format);
if (!strncmp (format, "full", 4)){
frame = frame_full;
format += 4;
} else if (!strncmp (format, "half", 4)){
frame = frame_half;
format += 4;
}
if (!isstatus){
panel->frame_size = frame;
panel->split = 0;
}
/* Now, the optional column specifier */
format = skip_separators (format);
if (*format == '1' || *format == '2'){
if (!isstatus)
panel->split = *format == '2';
format++;
}
if (!isstatus)
panel_update_cols (&(panel->widget), panel->frame_size);
return skip_separators (format);
}
/* Format is:
all := panel_format? format
panel_format := [full|half] [1|2]
format := one_format_e
| format , one_format_e
one_format_e := just format.id [opt_size]
just := [<=>]
opt_size := : size [opt_expand]
size := [0-9]+
opt_expand := +
*/
static format_e *
parse_display_format (WPanel *panel, const char *format, char **error, int isstatus, int *res_total_cols)
{
format_e *darr, *old = 0, *home = 0; /* The formats we return */
int total_cols = 0; /* Used columns by the format */
int set_justify; /* flag: set justification mode? */
int justify = 0; /* Which mode. */
int items = 0; /* Number of items in the format */
size_t i;
static size_t i18n_timelength = 0; /* flag: check ?Time length at startup */
*error = 0;
if (i18n_timelength == 0) {
i18n_timelength = i18n_checktimelength (); /* Musn't be 0 */
for (i = 0; i < ELEMENTS(formats); i++)
if (strcmp ("time", formats [i].id+1) == 0)
formats [i].min_size = i18n_timelength;
}
/*
* This makes sure that the panel and mini status full/half mode
* setting is equal
*/
format = parse_panel_size (panel, format, isstatus);
while (*format){ /* format can be an empty string */
int found = 0;
darr = g_new (format_e, 1);
/* I'm so ugly, don't look at me :-) */
if (!home)
home = old = darr;
old->next = darr;
darr->next = 0;
old = darr;
format = skip_separators (format);
if (strchr ("<=>", *format)){
set_justify = 1;
switch (*format)
{
case '<':
justify = J_LEFT;
break;
case '=':
justify = J_CENTER;
break;
case '>':
default:
justify = J_RIGHT;
break;
}
format = skip_separators (format+1);
} else
set_justify = 0;
for (i = 0; i < ELEMENTS(formats); i++){
int klen = strlen (formats [i].id);
if (strncmp (format, formats [i].id, klen) != 0)
continue;
format += klen;
if (formats [i].use_in_gui)
items++;
darr->requested_field_len = formats [i].min_size;
darr->string_fn = formats [i].string_fn;
if (formats [i].title [0])
darr->title = _(formats [i].title);
else
darr->title = "";
darr->id = formats [i].id;
darr->expand = formats [i].expands;
darr->just_mode = formats [i].default_just;
if (set_justify) {
if (IS_FIT(darr->just_mode))
darr->just_mode = MAKE_FIT(justify);
else
darr->just_mode = justify;
}
found = 1;
format = skip_separators (format);
/* If we have a size specifier */
if (*format == ':'){
int req_length;
/* If the size was specified, we don't want
* auto-expansion by default
*/
darr->expand = 0;
format++;
req_length = atoi (format);
darr->requested_field_len = req_length;
format = skip_numbers (format);
/* Now, if they insist on expansion */
if (*format == '+'){
darr->expand = 1;
format++;
}
}
break;
}
if (!found){
char *tmp_format = g_strdup (format);
int pos = min (8, strlen (format));
delete_format (home);
tmp_format [pos] = 0;
*error = g_strconcat (_("Unknown tag on display format: "), tmp_format, (char *) NULL);
g_free (tmp_format);
return 0;
}
total_cols += darr->requested_field_len;
}
*res_total_cols = total_cols;
return home;
}
static format_e *
use_display_format (WPanel *panel, const char *format, char **error, int isstatus)
{
#define MAX_EXPAND 4
int expand_top = 0; /* Max used element in expand */
int usable_columns; /* Usable columns in the panel */
int total_cols = 0;
int i;
format_e *darr, *home;
if (!format)
format = DEFAULT_USER_FORMAT;
home = parse_display_format (panel, format, error, isstatus, &total_cols);
if (*error)
return 0;
panel->dirty = 1;
/* Status needn't to be split */
usable_columns = ((panel->widget.cols-2)/((isstatus)
? 1
: (panel->split+1))) - (!isstatus && panel->split);
/* Look for the expandable fields and set field_len based on the requested field len */
for (darr = home; darr && expand_top < MAX_EXPAND; darr = darr->next){
darr->field_len = darr->requested_field_len;
if (darr->expand)
expand_top++;
}
/* If we used more columns than the available columns, adjust that */
if (total_cols > usable_columns){
int pdif, dif = total_cols - usable_columns;
while (dif){
pdif = dif;
for (darr = home; darr; darr = darr->next){
if (dif && darr->field_len - 1){
darr->field_len--;
dif--;
}
}
/* avoid endless loop if num fields > 40 */
if (pdif == dif)
break;
}
total_cols = usable_columns; /* give up, the rest should be truncated */
}
/* Expand the available space */
if ((usable_columns > total_cols) && expand_top){
int spaces = (usable_columns - total_cols) / expand_top;
int extra = (usable_columns - total_cols) % expand_top;
for (i = 0, darr = home; darr && (i < expand_top); darr = darr->next)
if (darr->expand){
darr->field_len += (spaces + ((i == 0) ? extra : 0));
i++;
}
}
return home;
}
/* Switches the panel to the mode specified in the format */
/* Seting up both format and status string. Return: 0 - on success; */
/* 1 - format error; 2 - status error; 3 - errors in both formats. */
int
set_panel_formats (WPanel *p)
{
format_e *form;
char *err;
int retcode = 0;
form = use_display_format (p, panel_format (p), &err, 0);
if (err){
g_free (err);
retcode = 1;
}
else {
if (p->format)
delete_format (p->format);
p->format = form;
}
if (show_mini_info){
form = use_display_format (p, mini_status_format (p), &err, 1);
if (err){
g_free (err);
retcode += 2;
}
else {
if (p->status_format)
delete_format (p->status_format);
p->status_format = form;
}
}
panel_format_modified (p);
panel_update_cols (&(p->widget), p->frame_size);
if (retcode)
message( 1, _("Warning" ), _( "User supplied format looks invalid, reverting to default." ) );
if (retcode & 0x01){
g_free (p->user_format);
p->user_format = g_strdup (DEFAULT_USER_FORMAT);
}
if (retcode & 0x02){
g_free (p->user_status_format [p->list_type]);
p->user_status_format [p->list_type] = g_strdup (DEFAULT_USER_FORMAT);
}
return retcode;
}
/* Given the panel->view_type returns the format string to be parsed */
static const char *
panel_format (WPanel *panel)
{
switch (panel->list_type){
case list_long:
return "full perm space nlink space owner space group space size space mtime space name";
case list_brief:
return "half 2 type name";
case list_user:
return panel->user_format;
default:
case list_full:
return "half type name | size | mtime";
}
}
static const char *
mini_status_format (WPanel *panel)
{
if (panel->user_mini_status)
return panel->user_status_format [panel->list_type];
switch (panel->list_type){
case list_long:
return "full perm space nlink space owner space group space size space mtime space name";
case list_brief:
return "half type name space bsize space perm space";
case list_full:
return "half type name";
default:
case list_user:
return panel->user_format;
}
}
/* */
/* Panel operation commands */
/* */
/* Returns the number of items in the given panel */
static int
ITEMS (WPanel *p)
{
if (p->split)
return llines (p) * 2;
else
return llines (p);
}
/* Select current item and readjust the panel */
void
select_item (WPanel *panel)
{
int items = ITEMS (panel);
/* Although currently all over the code we set the selection and
top file to decent values before calling select_item, I could
forget it someday, so it's better to do the actual fitting here */
if (panel->top_file < 0)
panel->top_file = 0;
if (panel->selected < 0)
panel->selected = 0;
if (panel->selected > panel->count - 1)
panel->selected = panel->count - 1;
if (panel->top_file > panel->count - 1)
panel->top_file = panel->count - 1;
if ((panel->count - panel->top_file) < items) {
panel->top_file = panel->count - items;
if (panel->top_file < 0)
panel->top_file = 0;
}
if (panel->selected < panel->top_file)
panel->top_file = panel->selected;
if ((panel->selected - panel->top_file) >= items)
panel->top_file = panel->selected - items + 1;
panel->dirty = 1;
execute_hooks (select_file_hook);
}
/* Clears all files in the panel, used only when one file was marked */
void
unmark_files (WPanel *panel)
{
int i;
if (!panel->marked)
return;
for (i = 0; i < panel->count; i++)
file_mark (panel, i, 0);
panel->dirs_marked = 0;
panel->marked = 0;
panel->total = 0;
}
static void
unselect_item (WPanel *panel)
{
repaint_file (panel, panel->selected, 1, 2*selection (panel)->f.marked, 0);
}
static void
move_down (WPanel *panel)
{
if (panel->selected+1 == panel->count)
return;
unselect_item (panel);
panel->selected++;
if (panel->selected - panel->top_file == ITEMS (panel) &&
panel_scroll_pages){
/* Scroll window half screen */
panel->top_file += ITEMS (panel)/2;
if (panel->top_file > panel->count - ITEMS (panel))
panel->top_file = panel->count - ITEMS (panel);
paint_dir (panel);
select_item (panel);
}
select_item (panel);
}
static void
move_up (WPanel *panel)
{
if (panel->selected == 0)
return;
unselect_item (panel);
panel->selected--;
if (panel->selected < panel->top_file && panel_scroll_pages){
/* Scroll window half screen */
panel->top_file -= ITEMS (panel)/2;
if (panel->top_file < 0) panel->top_file = 0;
paint_dir (panel);
}
select_item (panel);
}
/* Changes the selection by lines (may be negative) */
static void
move_selection (WPanel *panel, int lines)
{
int new_pos;
int adjust = 0;
new_pos = panel->selected + lines;
if (new_pos >= panel->count)
new_pos = panel->count-1;
if (new_pos < 0)
new_pos = 0;
unselect_item (panel);
panel->selected = new_pos;
if (panel->selected - panel->top_file >= ITEMS (panel)){
panel->top_file += lines;
adjust = 1;
}
if (panel->selected - panel->top_file < 0){
panel->top_file += lines;
adjust = 1;
}
if (adjust){
if (panel->top_file > panel->selected)
panel->top_file = panel->selected;
if (panel->top_file < 0)
panel->top_file = 0;
paint_dir (panel);
}
select_item (panel);
}
static cb_ret_t
move_left (WPanel *panel, int c_code)
{
if (panel->split) {
move_selection (panel, -llines (panel));
return MSG_HANDLED;
} else
return maybe_cd (1); /* cd .. */
}
static int
move_right (WPanel *panel, int c_code)
{
if (panel->split) {
move_selection (panel, llines (panel));
return MSG_HANDLED;
} else
return maybe_cd (0); /* cd (selection) */
}
static void
prev_page (WPanel *panel)
{
int items;
if (!panel->selected && !panel->top_file)
return;
unselect_item (panel);
items = ITEMS (panel);
if (panel->top_file < items)
items = panel->top_file;
if (!items)
panel->selected = 0;
else
panel->selected -= items;
panel->top_file -= items;
/* This keeps the selection in a reasonable place */
if (panel->selected < 0)
panel->selected = 0;
if (panel->top_file < 0)
panel->top_file = 0;
select_item (panel);
paint_dir (panel);
}
static void
ctrl_prev_page (WPanel *panel)
{
do_cd ("..", cd_exact);
}
static void
next_page (WPanel *panel)
{
int items;
if (panel->selected == panel->count - 1)
return;
unselect_item (panel);
items = ITEMS (panel);
if (panel->top_file > panel->count - 2 * items)
items = panel->count - items - panel->top_file;
if (panel->top_file + items < 0)
items = -panel->top_file;
if (!items)
panel->selected = panel->count - 1;
else
panel->selected += items;
panel->top_file += items;
/* This keeps the selection in it's relative position */
if (panel->selected >= panel->count)
panel->selected = panel->count - 1;
if (panel->top_file >= panel->count)
panel->top_file = panel->count - 1;
select_item (panel);
paint_dir (panel);
}
static void
ctrl_next_page (WPanel *panel)
{
if ((S_ISDIR (selection (panel)->st.st_mode)
|| link_isdir (selection (panel)))) {
do_cd (selection (panel)->fname, cd_exact);
}
}
static void
goto_top_file (WPanel *panel)
{
unselect_item (panel);
panel->selected = panel->top_file;
select_item (panel);
}
static void
goto_middle_file (WPanel *panel)
{
unselect_item (panel);
panel->selected = panel->top_file + (ITEMS (panel)/2);
if (panel->selected >= panel->count)
panel->selected = panel->count - 1;
select_item (panel);
}
static void
goto_bottom_file (WPanel *panel)
{
unselect_item (panel);
panel->selected = panel->top_file + ITEMS (panel)-1;
if (panel->selected >= panel->count)
panel->selected = panel->count - 1;
select_item (panel);
}
static void
move_home (WPanel *panel)
{
if (panel->selected == 0)
return;
unselect_item (panel);
if (torben_fj_mode){
int middle_pos = panel->top_file + (ITEMS (panel)/2);
if (panel->selected > middle_pos){
goto_middle_file (panel);
return;
}
if (panel->selected != panel->top_file){
goto_top_file (panel);
return;
}
}
panel->top_file = 0;
panel->selected = 0;
paint_dir (panel);
select_item (panel);
}
static void
move_end (WPanel *panel)
{
if (panel->selected == panel->count-1)
return;
unselect_item (panel);
if (torben_fj_mode){
int middle_pos = panel->top_file + (ITEMS (panel)/2);
if (panel->selected < middle_pos){
goto_middle_file (panel);
return;
}
if (panel->selected != (panel->top_file + ITEMS(panel)-1)){
goto_bottom_file (panel);
return;
}
}
panel->selected = panel->count-1;
paint_dir (panel);
select_item (panel);
}
/* Recalculate the panels summary information, used e.g. when marked
files might have been removed by an external command */
void
recalculate_panel_summary (WPanel *panel)
{
int i;
panel->marked = 0;
panel->dirs_marked = 0;
panel->total = 0;
for (i = 0; i < panel->count; i++)
if (panel->dir.list [i].f.marked){
/* do_file_mark will return immediately if newmark == oldmark.
So we have to first unmark it to get panel's summary information
updated. (Norbert) */
panel->dir.list [i].f.marked = 0;
do_file_mark (panel, i, 1);
}
}
/* This routine marks a file or a directory */
void
do_file_mark (WPanel *panel, int idx, int mark)
{
if (panel->dir.list[idx].f.marked == mark)
return;
/* Only '..' can't be marked, '.' isn't visible */
if (!strcmp (panel->dir.list[idx].fname, ".."))
return;
file_mark (panel, idx, mark);
if (panel->dir.list[idx].f.marked) {
panel->marked++;
if (S_ISDIR (panel->dir.list[idx].st.st_mode)) {
if (panel->dir.list[idx].f.dir_size_computed)
panel->total += panel->dir.list[idx].st.st_size;
panel->dirs_marked++;
} else
panel->total += panel->dir.list[idx].st.st_size;
set_colors (panel);
} else {
if (S_ISDIR (panel->dir.list[idx].st.st_mode)) {
if (panel->dir.list[idx].f.dir_size_computed)
panel->total -= panel->dir.list[idx].st.st_size;
panel->dirs_marked--;
} else
panel->total -= panel->dir.list[idx].st.st_size;
panel->marked--;
}
}
static void
do_mark_file (WPanel *panel, int do_move)
{
do_file_mark (panel, panel->selected,
selection (panel)->f.marked ? 0 : 1);
if (mark_moves_down && do_move)
move_down (panel);
}
static void
mark_file (WPanel *panel)
{
do_mark_file (panel, 1);
}
/* Incremental search of a file name in the panel */
static void
do_search (WPanel *panel, int c_code)
{
size_t l, max, buf_max;
int i, sel;
int wrapped = 0;
char *act;
l = strlen (panel->search_buffer);
if (c_code == KEY_BACKSPACE) {
if (l != 0) {
act = panel->search_buffer + l;
str_prev_noncomb_char (&act, panel->search_buffer);
act[0] = '\0';
}
panel->search_chpoint = 0;
} else {
if (c_code && panel->search_chpoint < sizeof (panel->search_char)) {
panel->search_char[panel->search_chpoint] = c_code;
panel->search_chpoint++;
}
if (panel->search_chpoint > 0) {
switch (str_is_valid_char (panel->search_char, panel->search_chpoint)) {
case -2:
return;
case -1:
panel->search_chpoint = 0;
return;
default:
if (l + panel->search_chpoint < sizeof (panel->search_buffer)) {
memcpy (panel->search_buffer + l, panel->search_char,
panel->search_chpoint);
l+= panel->search_chpoint;
(panel->search_buffer + l)[0] = '\0';
panel->search_chpoint = 0;
}
}
}
}
buf_max = panel->case_sensitive ?
str_prefix (panel->search_buffer, panel->search_buffer) :
str_caseprefix (panel->search_buffer, panel->search_buffer);
max = 0;
sel = panel->selected;
for (i = panel->selected; !wrapped || i != panel->selected; i++) {
if (i >= panel->count) {
i = 0;
if (wrapped)
break;
wrapped = 1;
}
l = panel->case_sensitive ?
str_prefix (panel->dir.list[i].fname, panel->search_buffer) :
str_caseprefix (panel->dir.list[i].fname, panel->search_buffer);
if (l > max) {
max = l;
sel = i;
if (max == buf_max) break;
}
}
unselect_item (panel);
panel->selected = sel;
select_item (panel);
act = panel->search_buffer + strlen (panel->search_buffer);
while (max < buf_max) {
str_prev_char_safe (&act);
act[0] = '\0';
buf_max = panel->case_sensitive ?
str_prefix (panel->search_buffer, panel->search_buffer) :
str_caseprefix (panel->search_buffer, panel->search_buffer);
}
paint_panel (panel);
}
static void
start_search (WPanel *panel)
{
if (panel->searching){
if (panel->selected+1 == panel->count)
panel->selected = 0;
else
move_down (panel);
do_search (panel, 0);
} else {
panel->searching = 1;
panel->search_buffer[0] = '\0';
panel->search_char[0] = '\0';
panel->search_chpoint = 0;
display_mini_info (panel);
mc_refresh ();
}
}
/* Return 1 if the Enter key has been processed, 0 otherwise */
static int
do_enter_on_file_entry (file_entry *fe)
{
char *full_name;
/*
* Directory or link to directory - change directory.
* Try the same for the entries on which mc_lstat() has failed.
*/
if (S_ISDIR (fe->st.st_mode) || link_isdir (fe)
|| (fe->st.st_mode == 0)) {
if (!do_cd (fe->fname, cd_exact))
message (D_ERROR, MSG_ERROR, _("Cannot change directory"));
return 1;
}
/* Try associated command */
if (regex_command (fe->fname, "Open", 0) != 0)
return 1;
/* Check if the file is executable */
full_name = concat_dir_and_file (current_panel->cwd, fe->fname);
if (!is_exe (fe->st.st_mode) || !if_link_is_exe (full_name, fe)) {
g_free (full_name);
return 0;
}
g_free (full_name);
if (confirm_execute) {
if (query_dialog
(_(" The Midnight Commander "),
_(" Do you really want to execute? "), D_NORMAL, 2, _("&Yes"),
_("&No")) != 0)
return 1;
}
#ifdef USE_VFS
if (!vfs_current_is_local ()) {
char *tmp;
int ret;
tmp = concat_dir_and_file (vfs_get_current_dir (), fe->fname);
ret = mc_setctl (tmp, VFS_SETCTL_RUN, NULL);
g_free (tmp);
/* We took action only if the dialog was shown or the execution
* was successful */
return confirm_execute || (ret == 0);
}
#endif
{
char *tmp = name_quote (fe->fname, 0);
char *cmd = g_strconcat (".", PATH_SEP_STR, tmp, (char *) NULL);
g_free (tmp);
shell_execute (cmd, 0);
g_free (cmd);
}
return 1;
}
static int
do_enter (WPanel *panel)
{
return do_enter_on_file_entry (selection (panel));
}
static void
chdir_other_panel (WPanel *panel)
{
char *new_dir;
char *sel_entry = NULL;
if (get_other_type () != view_listing) {
set_display_type (get_other_index (), view_listing);
}
if (!S_ISDIR (panel->dir.list [panel->selected].st.st_mode)) {
new_dir = concat_dir_and_file (panel->cwd, "..");
sel_entry = strrchr(panel->cwd, PATH_SEP);
} else
new_dir = concat_dir_and_file (panel->cwd, panel->dir.list [panel->selected].fname);
change_panel ();
do_cd (new_dir, cd_exact);
if (sel_entry)
try_to_select (current_panel, sel_entry);
change_panel ();
move_down (panel);
g_free (new_dir);
}
/*
* Make the current directory of the current panel also the current
* directory of the other panel. Put the other panel to the listing
* mode if needed. If the current panel is panelized, the other panel
* doesn't become panelized.
*/
static void
sync_other_panel (WPanel *panel)
{
if (get_other_type () != view_listing) {
set_display_type (get_other_index (), view_listing);
}
do_panel_cd (other_panel, current_panel->cwd, cd_exact);
/* try to select current filename on the other panel */
if (!panel->is_panelized) {
try_to_select (other_panel, selection (panel)->fname);
}
}
static void
chdir_to_readlink (WPanel *panel)
{
char *new_dir;
if (get_other_type () != view_listing)
return;
if (S_ISLNK (panel->dir.list [panel->selected].st.st_mode)) {
char buffer [MC_MAXPATHLEN], *p;
int i;
struct stat st;
i = readlink (selection (panel)->fname, buffer, MC_MAXPATHLEN - 1);
if (i < 0)
return;
if (mc_stat (selection (panel)->fname, &st) < 0)
return;
buffer [i] = 0;
if (!S_ISDIR (st.st_mode)) {
p = strrchr (buffer, PATH_SEP);
if (p && !p[1]) {
*p = 0;
p = strrchr (buffer, PATH_SEP);
}
if (!p)
return;
p[1] = 0;
}
if (*buffer == PATH_SEP)
new_dir = g_strdup (buffer);
else
new_dir = concat_dir_and_file (panel->cwd, buffer);
change_panel ();
do_cd (new_dir, cd_exact);
change_panel ();
move_down (panel);
g_free (new_dir);
}
}
typedef void (*panel_key_callback) (WPanel *);
typedef struct {
int key_code;
panel_key_callback fn;
} panel_key_map;
static void cmd_do_enter(WPanel *wp) { (void) do_enter(wp); }
static void cmd_view_simple(WPanel *wp) { view_simple_cmd(); }
static void cmd_edit_new(WPanel *wp) { edit_cmd_new(); }
static void cmd_copy_local(WPanel *wp) { copy_cmd_local(); }
static void cmd_rename_local(WPanel *wp) { ren_cmd_local(); }
static void cmd_delete_local(WPanel *wp) { delete_cmd_local(); }
static void cmd_select(WPanel *wp) { select_cmd(); }
static void cmd_unselect(WPanel *wp) { unselect_cmd(); }
static void cmd_reverse_selection(WPanel *wp) { reverse_selection_cmd(); }
static const panel_key_map panel_keymap [] = {
{ KEY_DOWN, move_down },
{ KEY_UP, move_up },
/* The action button :-) */
{ '\n', cmd_do_enter },
{ KEY_ENTER, cmd_do_enter },
{ KEY_IC, mark_file },
{ KEY_HOME, move_home },
{ KEY_A1, move_home },
{ ALT ('<'), move_home },
{ KEY_C1, move_end },
{ KEY_END, move_end },
{ ALT ('>'), move_end },
{ KEY_NPAGE, next_page },
{ KEY_PPAGE, prev_page },
{ KEY_NPAGE | KEY_M_CTRL, ctrl_next_page },
{ KEY_PPAGE | KEY_M_CTRL, ctrl_prev_page },
/* To quickly move in the panel */
{ ALT('g'), goto_top_file },
{ ALT('r'), goto_middle_file }, /* M-r like emacs */
{ ALT('j'), goto_bottom_file },
/* Emacs-like bindings */
{ XCTRL('v'), next_page }, /* C-v like emacs */
{ ALT('v'), prev_page }, /* M-v like emacs */
{ XCTRL('p'), move_up }, /* C-p like emacs */
{ XCTRL('n'), move_down }, /* C-n like emacs */
{ XCTRL('s'), start_search }, /* C-s like emacs */
{ ALT('s'), start_search }, /* M-s not like emacs */
{ XCTRL('t'), mark_file },
{ ALT('o'), chdir_other_panel },
{ ALT('i'), sync_other_panel },
{ ALT('l'), chdir_to_readlink },
{ ALT('H'), directory_history_list },
{ KEY_F(13), cmd_view_simple },
{ KEY_F(14), cmd_edit_new },
{ KEY_F(15), cmd_copy_local },
{ KEY_F(16), cmd_rename_local },
{ KEY_F(18), cmd_delete_local },
{ ALT('y'), directory_history_prev },
{ ALT('u'), directory_history_next },
{ ALT('+'), cmd_select },
{ KEY_KP_ADD, cmd_select },
{ ALT('\\'), cmd_unselect },
{ ALT('-'), cmd_unselect },
{ KEY_KP_SUBTRACT, cmd_unselect },
{ ALT('*'), cmd_reverse_selection },
{ KEY_KP_MULTIPLY, cmd_reverse_selection },
{ 0, 0 }
};
static inline cb_ret_t
panel_key (WPanel *panel, int key)
{
int i;
for (i = 0; panel_keymap[i].key_code; i++) {
if (key == panel_keymap[i].key_code) {
int old_searching = panel->searching;
if (panel_keymap[i].fn != start_search)
panel->searching = 0;
(*panel_keymap[i].fn) (panel);
if (panel->searching != old_searching)
display_mini_info (panel);
return MSG_HANDLED;
}
}
if (torben_fj_mode && key == ALT ('h')) {
goto_middle_file (panel);
return MSG_HANDLED;
}
/* We do not want to take a key press if nothing can be done with it */
/* The command line widget may do something more useful */
if (key == KEY_LEFT)
return move_left (panel, key);
if (key == KEY_RIGHT)
return move_right (panel, key);
if (is_abort_char (key)) {
panel->searching = 0;
display_mini_info (panel);
return MSG_HANDLED;
}
/* Do not eat characters not meant for the panel below ' ' (e.g. C-l). */
if ((key >= ' ' && key <= 255) || key == KEY_BACKSPACE) {
if (panel->searching) {
do_search (panel, key);
return MSG_HANDLED;
}
if (!command_prompt) {
start_search (panel);
do_search (panel, key);
return MSG_HANDLED;
}
}
return MSG_NOT_HANDLED;
}
static cb_ret_t
panel_callback (Widget *w, widget_msg_t msg, int parm)
{
WPanel *panel = (WPanel *) w;
Dlg_head *h = panel->widget.parent;
switch (msg) {
case WIDGET_DRAW:
paint_panel (panel);
return MSG_HANDLED;
case WIDGET_FOCUS:
current_panel = panel;
panel->active = 1;
if (mc_chdir (panel->cwd) != 0) {
char *cwd = strip_password (g_strdup (panel->cwd), 1);
message (D_ERROR, MSG_ERROR, _(" Cannot chdir to \"%s\" \n %s "),
cwd, unix_error_string (errno));
g_free(cwd);
} else
subshell_chdir (panel->cwd);
update_xterm_title_path ();
select_item (panel);
show_dir (panel);
paint_dir (panel);
panel->dirty = 0;
buttonbar_set_label (h, 1, _("Help"), help_cmd);
buttonbar_set_label (h, 2, _("Menu"), user_file_menu_cmd);
buttonbar_set_label (h, 3, _("View"), view_cmd);
buttonbar_set_label (h, 4, _("Edit"), edit_cmd);
buttonbar_set_label (h, 5, _("Copy"), copy_cmd);
buttonbar_set_label (h, 6, _("RenMov"), ren_cmd);
buttonbar_set_label (h, 7, _("Mkdir"), mkdir_cmd);
buttonbar_set_label (h, 8, _("Delete"), delete_cmd);
buttonbar_redraw (h);
return MSG_HANDLED;
case WIDGET_UNFOCUS:
/* Janne: look at this for the multiple panel options */
if (panel->searching){
panel->searching = 0;
display_mini_info (panel);
}
panel->active = 0;
show_dir (panel);
unselect_item (panel);
return MSG_HANDLED;
case WIDGET_KEY:
return panel_key (panel, parm);
case WIDGET_DESTROY:
panel_destroy (panel);
return MSG_HANDLED;
default:
return default_proc (msg, parm);
}
}
void
file_mark (WPanel *panel, int index, int val)
{
if (panel->dir.list[index].f.marked != val) {
panel->dir.list[index].f.marked = val;
panel->dirty = 1;
}
}
/* */
/* Panel mouse events support routines */
/* */
static int mouse_marking = 0;
static void
mouse_toggle_mark (WPanel *panel)
{
do_mark_file (panel, 0);
mouse_marking = selection (panel)->f.marked;
}
static void
mouse_set_mark (WPanel *panel)
{
if (mouse_marking && !(selection (panel)->f.marked))
do_mark_file (panel, 0);
else if (!mouse_marking && (selection (panel)->f.marked))
do_mark_file (panel, 0);
}
static inline int
mark_if_marking (WPanel *panel, Gpm_Event *event)
{
if (event->buttons & GPM_B_RIGHT){
if (event->type & GPM_DOWN)
mouse_toggle_mark (panel);
else
mouse_set_mark (panel);
return 1;
}
return 0;
}
/*
* Mouse callback of the panel minus repainting.
* If the event is redirected to the menu, *redir is set to 1.
*/
static int
do_panel_event (Gpm_Event *event, WPanel *panel, int *redir)
{
const int lines = llines (panel);
int my_index;
/* Mouse wheel events */
if ((event->buttons & GPM_B_UP) && (event->type & GPM_DOWN)) {
prev_page (panel);
return MOU_NORMAL;
}
if ((event->buttons & GPM_B_DOWN) && (event->type & GPM_DOWN)) {
next_page (panel);
return MOU_NORMAL;
}
/* "<" button */
if (event->type & GPM_DOWN && event->x == 2 && event->y == 1) {
directory_history_prev (panel);
return MOU_NORMAL;
}
/* ">" button */
if (event->type & GPM_DOWN && event->x == panel->widget.cols - 1
&& event->y == 1) {
directory_history_next (panel);
return MOU_NORMAL;
}
/* "v" button */
if (event->type & GPM_DOWN && event->x == panel->widget.cols - 2
&& event->y == 1) {
directory_history_list (panel);
return MOU_NORMAL;
}
/* rest of the upper frame, the menu is invisible - call menu */
if (event->type & GPM_DOWN && event->y == 1 && !menubar_visible) {
*redir = 1;
event->x += panel->widget.x;
return (*(the_menubar->widget.mouse)) (event, the_menubar);
}
event->y -= 2;
if ((event->type & (GPM_DOWN | GPM_DRAG))) {
if (!dlg_widget_active (panel))
change_panel ();
if (event->y <= 0) {
mark_if_marking (panel, event);
if (mouse_move_pages)
prev_page (panel);
else
move_up (panel);
return MOU_REPEAT;
}
if (!((panel->top_file + event->y <= panel->count)
&& event->y <= lines)) {
mark_if_marking (panel, event);
if (mouse_move_pages)
next_page (panel);
else
move_down (panel);
return MOU_REPEAT;
}
my_index = panel->top_file + event->y - 1;
if (panel->split) {
if (event->x > ((panel->widget.cols - 2) / 2))
my_index += llines (panel);
}
if (my_index >= panel->count)
my_index = panel->count - 1;
if (my_index != panel->selected) {
unselect_item (panel);
panel->selected = my_index;
select_item (panel);
}
/* This one is new */
mark_if_marking (panel, event);
} else if ((event->type & (GPM_UP | GPM_DOUBLE)) ==
(GPM_UP | GPM_DOUBLE)) {
if (event->y > 0 && event->y <= lines)
do_enter (panel);
}
return MOU_NORMAL;
}
/* Mouse callback of the panel */
static int
panel_event (Gpm_Event *event, void *data)
{
WPanel *panel = data;
int ret;
int redir = 0;
ret = do_panel_event (event, panel, &redir);
if (!redir)
paint_panel (panel);
return ret;
}
void
panel_re_sort (WPanel *panel)
{
char *filename;
int i;
if (panel == NULL)
return;
filename = g_strdup (selection (panel)->fname);
unselect_item (panel);
do_sort (&panel->dir, panel->sort_type, panel->count-1, panel->reverse,
panel->case_sensitive, panel->exec_first);
panel->selected = -1;
for (i = panel->count; i; i--){
if (!strcmp (panel->dir.list [i-1].fname, filename)){
panel->selected = i-1;
break;
}
}
g_free (filename);
panel->top_file = panel->selected - ITEMS (panel)/2;
if (panel->top_file < 0)
panel->top_file = 0;
select_item (panel);
panel->dirty = 1;
}
void
panel_set_sort_order (WPanel *panel, sortfn *sort_order)
{
if (sort_order == 0)
return;
panel->sort_type = sort_order;
/* The directory is already sorted, we have to load the unsorted stuff */
if (sort_order == (sortfn *) unsorted){
char *current_file;
current_file = g_strdup (panel->dir.list [panel->selected].fname);
panel_reload (panel);
try_to_select (panel, current_file);
g_free (current_file);
}
panel_re_sort (panel);
}
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