1 /* Panel layout module for the Midnight Commander
2 Copyright (C) 1995, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
3 2006, 2007, 2009 Free Software Foundation, Inc.
5 Written: 1995 Janne Kukonlehto
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
24 * \brief Source: panel layout module
34 #include <sys/types.h>
38 * If TIOCGWINSZ supported, make it available here, because window-
39 * resizing code depends on it...
41 #ifdef HAVE_SYS_IOCTL_H
42 # include <sys/ioctl.h>
49 #include "../src/tty/tty.h"
50 #include "../src/skin/skin.h"
51 #include "../src/tty/key.h"
52 #include "../src/tty/mouse.h"
53 #include "../src/tty/win.h" /* do_enter_ca_mode() */
55 #include "../src/mcconfig/mcconfig.h"
60 #include "main-widgets.h"
62 #include "subshell.h" /* For use_subshell and resize_subshell() */
66 #include "background.h" /* we_are_background */
67 /* Needed for the extern declarations of integer parameters */
69 #include "panel.h" /* The Panel widget */
70 #include "cons.saver.h"
72 #include "info.h" /* The Info widget */
73 #include "../src/viewer/mcviewer.h" /* The view widget */
75 #include "setup.h" /* For save_setup() */
76 #include "../../lib/vfs/mc-vfs/vfs.h" /* For vfs_translate_url() */
78 /* Controls the display of the rotating dash on the verbose mode */
79 int nice_rotating_dash
= 1;
81 /* Set if the panels are split horizontally */
82 int horizontal_split
= 0;
84 /* Set if the window has changed it's size */
87 /* Set if the split is the same */
90 /* First panel size if the panel are not split equally */
91 int first_panel_size
= 0;
93 /* The number of output lines shown (if available) */
96 /* Set if the command prompt is to be displayed */
97 int command_prompt
= 1;
99 /* Set if the nice and useful keybar is visible */
100 int keybar_visible
= 1;
102 /* Set if the nice message (hint) bar is visible */
103 int message_visible
= 1;
105 /* Set to show current working dir in xterm window title */
108 /* Set to show free space on device assigned to current directory */
111 /* The starting line for the output of the subprogram */
112 int output_start_y
= 0;
114 /* The maximum number of views managed by the set_display_type routine */
115 /* Must be at least two (for current and other). Please note that until */
116 /* Janne gets around this, we will only manage two of them :-) */
120 panel_view_mode_t type
;
122 char *last_saved_dir
; /* last view_list working directory */
123 } panels
[MAX_VIEWS
] = {
124 /* init MAX_VIEWS items */
125 { view_listing
, NULL
, NULL
},
126 { view_listing
, NULL
, NULL
}
129 /* These variables are used to avoid updating the information unless */
131 static int old_first_panel_size
;
132 static int old_horizontal_split
;
133 static int old_output_lines
;
135 /* Internal variables */
136 static int _horizontal_split
;
137 static int _equal_split
;
138 static int _first_panel_size
;
139 static int _menubar_visible
;
140 static int _output_lines
;
141 static int _command_prompt
;
142 static int _keybar_visible
;
143 static int _message_visible
;
144 static int _xterm_title
;
145 static int _free_space
;
146 static int _permission_mode
;
147 static int _filetype_mode
;
151 /* Width 12 for a wee Quick (Hex) View */
157 #define B_2LEFT B_USER
158 #define B_2RIGHT (B_USER + 1)
159 #define B_PLUS (B_USER + 2)
160 #define B_MINUS (B_USER + 3)
162 static Dlg_head
*layout_dlg
;
164 static const char *s_split_direction
[2] = {
169 static WRadio
*radio_widget
;
175 } check_options
[] = {
176 { N_("show free sp&Ace"), &free_space
, 0 },
177 { N_("&Xterm window title"), &xterm_title
, 0 },
178 { N_("h&Intbar visible"), &message_visible
, 0 },
179 { N_("&Keybar visible"), &keybar_visible
, 0 },
180 { N_("command &Prompt"), &command_prompt
, 0 },
181 { N_("show &Mini status"), &show_mini_info
, 0 },
182 { N_("menu&Bar visible"), &menubar_visible
, 0 },
183 { N_("&Equal split"), &equal_split
, 0 },
184 { N_("pe&Rmissions"), &permission_mode
, 0 },
185 { N_("&File types"), &filetype_mode
, 0 },
189 #define LAYOUT_OPTIONS_COUNT 10
190 #define HIGHLIGHT_OPTIONS_COUNT 2
191 #define SPLIT_OPTIONS_COUNT 1
192 #define OTHER_OPTIONS_COUNT 7
194 static gsize first_width
, second_width
;
195 static const char *output_lines_label
;
197 static WButton
*bleft_widget
, *bright_widget
;
199 static void _check_split (void)
201 if (_horizontal_split
){
203 _first_panel_size
= height
/ 2;
204 else if (_first_panel_size
< MINHEIGHT
)
205 _first_panel_size
= MINHEIGHT
;
206 else if (_first_panel_size
> height
- MINHEIGHT
)
207 _first_panel_size
= height
- MINHEIGHT
;
210 _first_panel_size
= COLS
/ 2;
211 else if (_first_panel_size
< MINWIDTH
)
212 _first_panel_size
= MINWIDTH
;
213 else if (_first_panel_size
> COLS
- MINWIDTH
)
214 _first_panel_size
= COLS
- MINWIDTH
;
218 static void update_split (void)
220 /* Check split has to be done before testing if it changed, since
221 it can change due to calling _check_split() as well*/
224 /* To avoid setting the cursor to the wrong place */
225 if ((old_first_panel_size
== _first_panel_size
) &&
226 (old_horizontal_split
== _horizontal_split
)){
230 old_first_panel_size
= _first_panel_size
;
231 old_horizontal_split
= _horizontal_split
;
233 tty_setcolor (COLOR_NORMAL
);
234 dlg_move (layout_dlg
, 6, 6);
235 tty_printf ("%03d", _first_panel_size
);
236 dlg_move (layout_dlg
, 6, 18);
237 if (_horizontal_split
)
238 tty_printf ("%03d", height
- _first_panel_size
);
240 tty_printf ("%03d", COLS
- _first_panel_size
);
243 static int b2left_cback (int action
)
248 /* Turn equal split off */
250 check_options
[7].widget
->state
= check_options
[7].widget
->state
& ~C_BOOL
;
251 dlg_select_widget (check_options
[7].widget
);
252 dlg_select_widget (bleft_widget
);
258 static int b2right_cback (int action
)
263 /* Turn equal split off */
265 check_options
[7].widget
->state
= check_options
[7].widget
->state
& ~C_BOOL
;
266 dlg_select_widget (check_options
[7].widget
);
267 dlg_select_widget (bright_widget
);
273 static int bplus_cback (int action
)
277 if (_output_lines
< 99)
282 static int bminus_cback (int action
)
286 if (_output_lines
> 0)
292 layout_callback (Dlg_head
*h
, Widget
*sender
,
293 dlg_msg_t msg
, int parm
, void *data
)
297 /*When repainting the whole dialog (e.g. with C-l) we have to
299 common_dialog_repaint (h
);
301 old_first_panel_size
= -1;
302 old_horizontal_split
= -1;
303 old_output_lines
= -1;
305 tty_setcolor (COLOR_HOT_NORMAL
);
308 tty_print_char ('=');
310 if (old_output_lines
!= _output_lines
){
311 old_output_lines
= _output_lines
;
312 tty_setcolor (COLOR_NORMAL
);
313 dlg_move (h
, LAYOUT_OPTIONS_COUNT
, 16 + first_width
);
314 tty_print_string (output_lines_label
);
315 dlg_move (h
, LAYOUT_OPTIONS_COUNT
, 10 + first_width
);
316 tty_printf ("%02d", _output_lines
);
322 _filetype_mode
= check_options
[9].widget
->state
& C_BOOL
;
323 _permission_mode
= check_options
[8].widget
->state
& C_BOOL
;
324 _equal_split
= check_options
[7].widget
->state
& C_BOOL
;
325 _menubar_visible
= check_options
[6].widget
->state
& C_BOOL
;
326 _command_prompt
= check_options
[5].widget
->state
& C_BOOL
;
327 _keybar_visible
= check_options
[3].widget
->state
& C_BOOL
;
328 _message_visible
= check_options
[2].widget
->state
& C_BOOL
;
329 _xterm_title
= check_options
[1].widget
->state
& C_BOOL
;
330 _free_space
= check_options
[0].widget
->state
& C_BOOL
;
333 if (_output_lines
< 0)
335 height
= LINES
- _keybar_visible
- _command_prompt
-
336 _menubar_visible
- _output_lines
- _message_visible
;
337 minimum
= MINHEIGHT
* (1 + _horizontal_split
);
338 if (height
< minimum
){
339 _output_lines
-= minimum
- height
;
343 height
= LINES
- _keybar_visible
- _command_prompt
-
344 _menubar_visible
- _output_lines
- _message_visible
;
346 if (_horizontal_split
!= radio_widget
->sel
){
347 _horizontal_split
= radio_widget
->sel
;
348 if (_horizontal_split
)
349 _first_panel_size
= height
/ 2;
351 _first_panel_size
= COLS
/ 2;
355 if (old_output_lines
!= _output_lines
){
356 old_output_lines
= _output_lines
;
357 tty_setcolor (COLOR_NORMAL
);
358 dlg_move (h
, LAYOUT_OPTIONS_COUNT
, 10 + first_width
);
359 tty_printf ("%02d", _output_lines
);
365 return default_dlg_callback (h
, sender
, msg
, parm
, data
);
372 static int i18n_layt_flag
= 0;
373 static int b1
, b2
, b3
;
374 int i
= sizeof (s_split_direction
) / sizeof (char *);
375 const char *ok_button
= _("&OK");
376 const char *cancel_button
= _("&Cancel");
377 const char *save_button
= _("&Save");
378 static const char *title1
, *title2
, *title3
;
380 if (!i18n_layt_flag
) {
383 first_width
= 19; /* length of line with '<' '>' buttons */
385 title1
= _(" Panel split ");
386 title2
= _(" Highlight... ");
387 title3
= _(" Other options ");
388 output_lines_label
= _("output lines");
391 s_split_direction
[i
] = _(s_split_direction
[i
]);
392 l1
= str_term_width1 (s_split_direction
[i
]) + 7;
393 if (l1
> first_width
)
397 for (i
= 0; i
< LAYOUT_OPTIONS_COUNT
; i
++) {
398 check_options
[i
].text
= _(check_options
[i
].text
);
399 l1
= str_term_width1 (check_options
[i
].text
) + 7;
400 if (l1
> first_width
)
404 l1
= str_term_width1 (title1
) + 1;
405 if (l1
> first_width
)
408 l1
= str_term_width1 (title2
) + 1;
409 if (l1
> first_width
)
412 second_width
= str_term_width1 (title3
) + 1;
413 for (i
= 0; i
< OTHER_OPTIONS_COUNT
; i
++) {
414 check_options
[i
].text
= _(check_options
[i
].text
);
415 l1
= str_term_width1 (check_options
[i
].text
) + 7;
416 if (l1
> second_width
)
420 l1
= str_term_width1 (output_lines_label
) + 13;
421 if (l1
> second_width
)
427 * To be completely correct, one need to check if the title
428 * does not exceed dialog length and total length of 3 buttons
429 * allows their placement in one row. But assuming this dialog
430 * is wide enough, I don't include such a tests.
432 * Now the last thing to do - properly space buttons...
434 l1
= 11 + str_term_width1 (ok_button
) /* 14 - all brackets and inner space */
435 + str_term_width1 (save_button
) /* notice: it is 3 char less because */
436 + str_term_width1 (cancel_button
); /* of '&' char in button text */
438 i
= (first_width
+ second_width
- l1
) / 4;
440 b2
= b1
+ str_term_width1 (ok_button
) + i
+ 6;
441 b3
= b2
+ str_term_width1 (save_button
) + i
+ 4;
447 create_dlg (0, 0, 15, first_width
+ second_width
+ 9,
448 dialog_colors
, layout_callback
, "[Layout]",
449 _("Layout"), DLG_CENTER
| DLG_REVERSE
);
451 add_widget (layout_dlg
, groupbox_new (2, 4, 6, first_width
, title1
));
452 add_widget (layout_dlg
, groupbox_new (8, 4, 4, first_width
, title2
));
453 add_widget (layout_dlg
,
454 groupbox_new (2, 5 + first_width
, 10, second_width
,
457 add_widget (layout_dlg
,
458 button_new (BY
, b3
, B_CANCEL
, NORMAL_BUTTON
, cancel_button
,
460 add_widget (layout_dlg
,
461 button_new (BY
, b2
, B_EXIT
, NORMAL_BUTTON
, save_button
,
463 add_widget (layout_dlg
,
464 button_new (BY
, b1
, B_ENTER
, DEFPUSH_BUTTON
, ok_button
,
467 add_widget (layout_dlg
,
468 button_new (LAYOUT_OPTIONS_COUNT
, 12 + first_width
, B_MINUS
,
469 NARROW_BUTTON
, "&-", bminus_cback
));
470 add_widget (layout_dlg
,
471 button_new (LAYOUT_OPTIONS_COUNT
, 7 + first_width
, B_PLUS
, NARROW_BUTTON
,
474 #define XTRACT(i) *check_options[i].variable, check_options[i].text
476 for (i
= 0; i
< OTHER_OPTIONS_COUNT
; i
++) {
477 check_options
[i
].widget
=
478 check_new (LAYOUT_OPTIONS_COUNT
- i
- 1, 7 + first_width
, XTRACT (i
));
479 add_widget (layout_dlg
, check_options
[i
].widget
);
481 check_options
[9].widget
= check_new (10, 6, XTRACT (9));
482 add_widget (layout_dlg
, check_options
[9].widget
);
483 check_options
[8].widget
= check_new (9, 6, XTRACT (8));
484 add_widget (layout_dlg
, check_options
[8].widget
);
486 _filetype_mode
= filetype_mode
;
487 _permission_mode
= permission_mode
;
488 _equal_split
= equal_split
;
489 _menubar_visible
= menubar_visible
;
490 _command_prompt
= command_prompt
;
491 _keybar_visible
= keybar_visible
;
492 _message_visible
= message_visible
;
493 _xterm_title
= xterm_title
;
494 _free_space
= free_space
;
496 button_new (6, 15, B_2RIGHT
, NARROW_BUTTON
, "&>", b2right_cback
);
497 add_widget (layout_dlg
, bright_widget
);
499 button_new (6, 9, B_2LEFT
, NARROW_BUTTON
, "&<", b2left_cback
);
500 add_widget (layout_dlg
, bleft_widget
);
501 check_options
[7].widget
= check_new (5, 6, XTRACT (7));
502 old_first_panel_size
= -1;
503 old_horizontal_split
= -1;
504 old_output_lines
= -1;
506 _first_panel_size
= first_panel_size
;
507 _output_lines
= output_lines
;
508 add_widget (layout_dlg
, check_options
[7].widget
);
509 radio_widget
= radio_new (3, 6, 2, s_split_direction
);
510 add_widget (layout_dlg
, radio_widget
);
511 radio_widget
->sel
= horizontal_split
;
518 /* re-init the menu, because perhaps there was a change in the way
519 how the panel are split (horizontal/vertical). */
522 menubar_arrange (the_menubar
);
526 void layout_cmd (void)
530 int layout_do_change
= 0;
533 run_dlg (layout_dlg
);
534 result
= layout_dlg
->ret_value
;
536 if (result
== B_ENTER
|| result
== B_EXIT
){
537 for (i
= 0; check_options
[i
].text
; i
++)
538 if (check_options
[i
].widget
)
539 *check_options
[i
].variable
= check_options
[i
].widget
->state
& C_BOOL
;
540 horizontal_split
= radio_widget
->sel
;
541 first_panel_size
= _first_panel_size
;
542 output_lines
= _output_lines
;
543 layout_do_change
= 1;
545 if (result
== B_EXIT
){
547 mc_config_save_file (mc_main_config
, NULL
);
550 destroy_dlg (layout_dlg
);
551 if (layout_do_change
)
555 static void check_split (void)
557 if (horizontal_split
){
559 first_panel_size
= height
/ 2;
560 else if (first_panel_size
< MINHEIGHT
)
561 first_panel_size
= MINHEIGHT
;
562 else if (first_panel_size
> height
- MINHEIGHT
)
563 first_panel_size
= height
- MINHEIGHT
;
566 first_panel_size
= COLS
/ 2;
567 else if (first_panel_size
< MINWIDTH
)
568 first_panel_size
= MINWIDTH
;
569 else if (first_panel_size
> COLS
- MINWIDTH
)
570 first_panel_size
= COLS
- MINWIDTH
;
577 tty_set_normal_attrs ();
578 tty_fill_region (0, 0, LINES
, COLS
, ' ');
583 repaint_screen (void)
592 #ifdef WITH_BACKGROUND
593 if (we_are_background
)
595 #endif /* WITH_BACKGROUND */
599 /* if winch was caugth, we should do not only redraw screen, but
600 reposition/resize all */
601 change_screen_size ();
606 panel_do_cols (int lc_index
)
608 if (get_display_type (lc_index
) == view_listing
)
609 set_panel_formats ((WPanel
*) panels
[lc_index
].widget
);
611 panel_update_cols (panels
[lc_index
].widget
, frame_half
);
618 int promptl
; /* the prompt len */
622 if (output_lines
< 0)
625 LINES
- keybar_visible
- command_prompt
- menubar_visible
-
626 output_lines
- message_visible
;
627 minimum
= MINHEIGHT
* (1 + horizontal_split
);
628 if (height
< minimum
) {
629 output_lines
-= minimum
- height
;
634 LINES
- menubar_visible
- command_prompt
- keybar_visible
-
638 start_y
= menubar_visible
;
640 /* The column computing is defered until panel_do_cols */
641 if (horizontal_split
) {
642 widget_set_size (panels
[0].widget
, start_y
, 0, first_panel_size
,
645 widget_set_size (panels
[1].widget
, start_y
+ first_panel_size
, 0,
646 height
- first_panel_size
, 0);
648 int first_x
= first_panel_size
;
650 widget_set_size (panels
[0].widget
, start_y
, 0, height
, 0);
652 widget_set_size (panels
[1].widget
, start_y
, first_x
, height
, 0);
658 promptl
= str_term_width1 (prompt
);
660 widget_set_size (&the_menubar
->widget
, 0, 0, 1, COLS
);
662 if (command_prompt
) {
663 widget_set_size (&cmdline
->widget
, LINES
- 1 - keybar_visible
,
664 promptl
, 1, COLS
- promptl
);
665 winput_set_origin (cmdline
, promptl
, COLS
- promptl
);
666 widget_set_size (&the_prompt
->widget
, LINES
- 1 - keybar_visible
,
669 widget_set_size (&cmdline
->widget
, 0, 0, 0, 0);
670 winput_set_origin (cmdline
, 0, 0);
671 widget_set_size (&the_prompt
->widget
, LINES
, COLS
, 0, 0);
674 widget_set_size (&the_bar
->widget
, LINES
- 1, 0, keybar_visible
, COLS
);
675 buttonbar_set_visible (the_bar
, keybar_visible
);
678 if (console_flag
&& output_lines
) {
680 LINES
- command_prompt
- keybar_visible
- output_lines
;
681 show_console_contents (output_start_y
,
682 LINES
- output_lines
- keybar_visible
- 1,
683 LINES
- keybar_visible
- 1);
686 widget_set_size (&the_hint
->widget
, height
+ start_y
, 0, 1, COLS
);
688 widget_set_size (&the_hint
->widget
, 0, 0, 0, 0);
690 update_xterm_title_path ();
694 low_level_change_screen_size (void)
696 #if defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4
697 #if defined TIOCGWINSZ
698 struct winsize winsz
;
700 winsz
.ws_col
= winsz
.ws_row
= 0;
701 /* Ioctl on the STDIN_FILENO */
702 ioctl (0, TIOCGWINSZ
, &winsz
);
703 if (winsz
.ws_col
&& winsz
.ws_row
){
704 #if defined(NCURSES_VERSION) && defined(HAVE_RESIZETERM)
705 resizeterm(winsz
.ws_row
, winsz
.ws_col
);
706 clearok(stdscr
,TRUE
); /* sigwinch's should use a semaphore! */
709 LINES
= winsz
.ws_row
;
711 #ifdef HAVE_SUBSHELL_SUPPORT
715 #endif /* TIOCGWINSZ */
716 #endif /* defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4 */
720 sigwinch_handler (int dummy
)
723 #if !(defined(USE_NCURSES) || defined(USE_NCURSESW)) /* don't do malloc in a signal handler */
724 low_level_change_screen_size ();
730 change_screen_size (void)
735 #if defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4
736 #if defined TIOCGWINSZ
738 #ifndef NCURSES_VERSION
742 low_level_change_screen_size ();
744 /* XSI Curses spec states that portable applications shall not invoke
745 * initscr() more than once. This kludge could be done within the scope
746 * of the specification by using endwin followed by a refresh (in fact,
747 * more than one curses implementation does this); it is guaranteed to work
756 /* Inform all running dialogs */
759 (*d
->callback
) (d
, NULL
, DLG_RESIZE
, 0, NULL
);
763 /* Now, force the redraw */
765 #endif /* TIOCGWINSZ */
766 #endif /* defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4 */
769 static int ok_to_refresh
= 1;
771 void use_dash (int flag
)
779 void set_hintbar(const char *str
)
781 label_set_text (the_hint
, str
);
782 if (ok_to_refresh
> 0)
786 void print_vfs_message (const char *msg
, ...)
792 g_vsnprintf (str
, sizeof (str
), msg
, ap
);
795 if (midnight_shutdown
)
798 if (!message_visible
|| !the_hint
|| !the_hint
->widget
.parent
) {
801 if (!nice_rotating_dash
|| (ok_to_refresh
<= 0))
804 /* Preserve current cursor position */
805 tty_getyx (&row
, &col
);
808 tty_setcolor (NORMAL_COLOR
);
809 tty_print_string (str_fit_to_term (str
, COLS
- 1, J_LEFT
));
811 /* Restore cursor position */
812 tty_gotoyx (row
, col
);
817 if (message_visible
) {
822 void rotate_dash (void)
824 static const char rotating_dash
[] = "|/-\\";
825 static size_t pos
= 0;
827 if (!nice_rotating_dash
|| (ok_to_refresh
<= 0))
830 if (pos
>= sizeof (rotating_dash
)-1)
832 tty_gotoyx (0, COLS
- 1);
833 tty_setcolor (NORMAL_COLOR
);
834 tty_print_char (rotating_dash
[pos
]);
839 const char *get_nth_panel_name (int num
)
841 static char buffer
[BUF_SMALL
];
844 return "New Left Panel";
846 return "New Right Panel";
848 g_snprintf (buffer
, sizeof (buffer
), "%ith Panel", num
);
853 /* I wonder if I should start to use the folding mode than Dugan uses */
855 /* This is the centralized managing of the panel display types */
856 /* This routine takes care of destroying and creating new widgets */
857 /* Please note that it could manage MAX_VIEWS, not just left and right */
858 /* Currently nothing in the code takes advantage of this and has hard- */
859 /* coded values for two panels only */
861 /* Set the num-th panel to the view type: type */
862 /* This routine also keeps at least one WPanel object in the screen */
863 /* since a lot of routines depend on the current_panel variable */
865 set_display_type (int num
, panel_view_mode_t type
)
867 int x
= 0, y
= 0, cols
= 0, lines
= 0;
868 int the_other
= 0; /* Index to the other panel */
869 const char *file_name
= NULL
; /* For Quick view */
870 Widget
*new_widget
= NULL
, *old_widget
= NULL
;
871 WPanel
*the_other_panel
= NULL
;
873 if (num
>= MAX_VIEWS
){
874 fprintf (stderr
, "Cannot allocate more that %d views\n", MAX_VIEWS
);
877 /* Check that we will have a WPanel * at least */
878 if (type
!= view_listing
) {
879 the_other
= num
== 0 ? 1 : 0;
881 if (panels
[the_other
].type
!= view_listing
)
886 if (panels
[num
].widget
) {
887 Widget
*w
= panels
[num
].widget
;
888 WPanel
*panel
= (WPanel
*) panels
[num
].widget
;
894 old_widget
= panels
[num
].widget
;
896 if (panels
[num
].type
== view_listing
) {
897 if (panel
->frame_size
== frame_full
&& type
!= view_listing
) {
898 cols
= COLS
- first_panel_size
;
900 x
= first_panel_size
;
905 /* Restoring saved path from panels.ini for nonlist panel */
906 /* when it's first creation (for example view_info) */
907 if (old_widget
== NULL
&& type
!= view_listing
) {
908 char panel_dir
[MC_MAXPATHLEN
];
909 mc_get_current_wd (panel_dir
, sizeof (panel_dir
));
910 panels
[num
].last_saved_dir
= g_strdup (panel_dir
);
915 new_widget
= restore_into_right_dir_panel (num
, old_widget
);
919 new_widget
= (Widget
*) info_new ();
923 new_widget
= (Widget
*) tree_new (1, 0, 0, 0, 0);
927 new_widget
= (Widget
*) mcview_new (0, 0, 0, 0, 1);
928 the_other_panel
= (WPanel
*) panels
[the_other
].widget
;
930 file_name
= the_other_panel
->dir
.list
[the_other_panel
->selected
].fname
;
934 mcview_load ((struct mcview_struct
*) new_widget
, 0, file_name
, 0);
938 if (type
!= view_listing
)
939 /* Must save dir, for restoring after change type to */
941 save_panel_dir (num
);
943 panels
[num
].type
= type
;
944 panels
[num
].widget
= new_widget
;
946 /* We set the same size the old widget had */
947 widget_set_size (new_widget
, y
, x
, lines
, cols
);
949 /* We use replace to keep the circular list of the dialog in the */
950 /* same state. Maybe we could just kill it and then replace it */
951 if ((midnight_dlg
!= NULL
) && (old_widget
!= NULL
))
952 dlg_replace_widget (old_widget
, panels
[num
].widget
);
954 if (type
== view_listing
) {
956 left_panel
= (WPanel
*) new_widget
;
958 right_panel
= (WPanel
*) new_widget
;
961 if (type
== view_tree
)
962 the_tree
= (WTree
*) new_widget
;
964 /* Prevent current_panel's value from becoming invalid.
965 * It's just a quick hack to prevent segfaults. Comment out and
967 * - select left panel
968 * - invoke menue left/tree
969 * - as long as you stay in the left panel almost everything that uses
970 * current_panel causes segfault, e.g. C-Enter, C-x c, ...
973 if ((type
!= view_listing
)
974 && (current_panel
== (WPanel
*) old_widget
))
975 current_panel
= num
== 0 ? right_panel
: left_panel
;
978 /* This routine is deeply sticked to the two panels idea.
979 What should it do in more panels. ANSWER - don't use it
980 in any multiple panels environment. */
986 WPanel
*panel1
, *panel2
;
989 #define panelswap(x) panel. x = panel1-> x; panel1-> x = panel2-> x; panel2-> x = panel. x;
991 #define panelswapstr(e) strcpy (panel. e, panel1-> e); \
992 strcpy (panel1-> e, panel2-> e); \
993 strcpy (panel2-> e, panel. e);
994 panel1
= (WPanel
*) panels
[0].widget
;
995 panel2
= (WPanel
*) panels
[1].widget
;
996 if (panels
[0].type
== view_listing
&& panels
[1].type
== view_listing
) {
997 /* Change everything except format/sort/panel_name etc. */
1004 panelswap (dirs_marked
);
1006 panelswap (top_file
);
1007 panelswap (selected
);
1008 panelswap (is_panelized
);
1009 panelswap (dir_stat
);
1011 panel1
->searching
= 0;
1012 panel2
->searching
= 0;
1013 if (current_panel
== panel1
)
1014 current_panel
= panel2
;
1016 current_panel
= panel1
;
1018 if (dlg_widget_active (panels
[0].widget
))
1019 dlg_select_widget (panels
[1].widget
);
1020 else if (dlg_widget_active (panels
[1].widget
))
1021 dlg_select_widget (panels
[0].widget
);
1025 tmp_panel
= right_panel
;
1026 right_panel
= left_panel
;
1027 left_panel
= tmp_panel
;
1029 if (panels
[0].type
== view_listing
) {
1030 if (!strcmp (panel1
->panel_name
, get_nth_panel_name (0))) {
1031 g_free (panel1
->panel_name
);
1032 panel1
->panel_name
= g_strdup (get_nth_panel_name (1));
1035 if (panels
[1].type
== view_listing
) {
1036 if (!strcmp (panel2
->panel_name
, get_nth_panel_name (1))) {
1037 g_free (panel2
->panel_name
);
1038 panel2
->panel_name
= g_strdup (get_nth_panel_name (0));
1042 tmp
.x
= panels
[0].widget
->x
;
1043 tmp
.y
= panels
[0].widget
->y
;
1044 tmp
.cols
= panels
[0].widget
->cols
;
1045 tmp
.lines
= panels
[0].widget
->lines
;
1047 panels
[0].widget
->x
= panels
[1].widget
->x
;
1048 panels
[0].widget
->y
= panels
[1].widget
->y
;
1049 panels
[0].widget
->cols
= panels
[1].widget
->cols
;
1050 panels
[0].widget
->lines
= panels
[1].widget
->lines
;
1052 panels
[1].widget
->x
= tmp
.x
;
1053 panels
[1].widget
->y
= tmp
.y
;
1054 panels
[1].widget
->cols
= tmp
.cols
;
1055 panels
[1].widget
->lines
= tmp
.lines
;
1057 tmp_widget
= panels
[0].widget
;
1058 panels
[0].widget
= panels
[1].widget
;
1059 panels
[1].widget
= tmp_widget
;
1060 tmp_type
= panels
[0].type
;
1061 panels
[0].type
= panels
[1].type
;
1062 panels
[1].type
= tmp_type
;
1067 get_display_type (int lc_index
)
1069 return panels
[lc_index
].type
;
1073 get_panel_widget (int lc_index
)
1075 return panels
[lc_index
].widget
;
1078 int get_current_index (void)
1080 if (panels
[0].widget
== ((Widget
*) current_panel
))
1086 int get_other_index (void)
1088 return !get_current_index ();
1092 get_other_panel (void)
1094 return (struct WPanel
*) get_panel_widget (get_other_index ());
1097 /* Returns the view type for the current panel/view */
1099 get_current_type (void)
1101 if (panels
[0].widget
== (Widget
*) current_panel
)
1102 return panels
[0].type
;
1104 return panels
[1].type
;
1107 /* Returns the view type of the unselected panel */
1109 get_other_type (void)
1111 if (panels
[0].widget
== (Widget
*) current_panel
)
1112 return panels
[1].type
;
1114 return panels
[0].type
;
1117 /* Save current list_view widget directory into panel */
1119 save_panel_dir (int lc_index
)
1121 panel_view_mode_t type
= get_display_type (lc_index
);
1122 Widget
*widget
= get_panel_widget (lc_index
);
1124 if ((type
== view_listing
) && (widget
!= NULL
)) {
1125 WPanel
*w
= (WPanel
*) widget
;
1126 char *widget_work_dir
= w
->cwd
;
1128 g_free(panels
[lc_index
].last_saved_dir
); /* last path no needed */
1129 /* Because path can be nonlocal */
1130 panels
[lc_index
].last_saved_dir
= vfs_translate_url(widget_work_dir
);
1134 /* Save current list_view widget directory into panel */
1136 restore_into_right_dir_panel (int lc_index
, Widget
*from_widget
)
1138 Widget
*new_widget
= NULL
;
1139 const char *saved_dir
= panels
[lc_index
].last_saved_dir
;
1140 gboolean last_was_panel
= (from_widget
&&
1141 get_display_type(lc_index
) != view_listing
);
1142 const char *p_name
= get_nth_panel_name (lc_index
);
1145 new_widget
= (Widget
*) panel_new_with_dir (p_name
, saved_dir
);
1147 new_widget
= (Widget
*) panel_new (p_name
);
1152 /* Return working dir, if it's view_listing - cwd,
1153 but for other types - last_saved_dir */
1155 get_panel_dir_for (const WPanel
*widget
)
1159 for (i
= 0; i
< MAX_VIEWS
; i
++)
1160 if ((WPanel
*) get_panel_widget (i
) == widget
)
1166 if (get_display_type (i
) == view_listing
)
1167 return ((WPanel
*) get_panel_widget (i
))->cwd
;
1169 return panels
[i
].last_saved_dir
;