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>
51 #include "../src/tty/tty.h"
52 #include "../src/tty/color.h"
53 #include "../src/tty/key.h"
54 #include "../src/tty/mouse.h"
59 #include "../src/mcconfig/mcconfig.h"
60 #include "main-widgets.h"
62 #include "subshell.h" /* For use_subshell and resize_subshell() */
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 "view.h" /* The view widget */
75 #include "setup.h" /* For save_setup() */
77 /* Controls the display of the rotating dash on the verbose mode */
78 int nice_rotating_dash
= 1;
80 /* Set if the panels are split horizontally */
81 int horizontal_split
= 0;
83 /* Set if the window has changed it's size */
86 /* Set if the split is the same */
89 /* First panel size if the panel are not split equally */
90 int first_panel_size
= 0;
92 /* The number of output lines shown (if available) */
95 /* Set if the command prompt is to be displayed */
96 int command_prompt
= 1;
98 /* Set if the nice and useful keybar is visible */
99 int keybar_visible
= 1;
101 /* Set if the nice message (hint) bar is visible */
102 int message_visible
= 1;
104 /* Set to show current working dir in xterm window title */
107 /* Set to show free space on device assigned to current directory */
110 /* The starting line for the output of the subprogram */
111 int output_start_y
= 0;
113 /* The maximum number of views managed by the set_display_type routine */
114 /* Must be at least two (for current and other). Please note that until */
115 /* Janne gets around this, we will only manage two of them :-) */
121 } panels
[MAX_VIEWS
];
123 /* These variables are used to avoid updating the information unless */
125 static int old_first_panel_size
;
126 static int old_horizontal_split
;
127 static int old_output_lines
;
129 /* Internal variables */
130 static int _horizontal_split
;
131 static int _equal_split
;
132 static int _first_panel_size
;
133 static int _menubar_visible
;
134 static int _output_lines
;
135 static int _command_prompt
;
136 static int _keybar_visible
;
137 static int _message_visible
;
138 static int _xterm_title
;
139 static int _free_space
;
140 static int _permission_mode
;
141 static int _filetype_mode
;
145 /* Width 12 for a wee Quick (Hex) View */
151 #define B_2LEFT B_USER
152 #define B_2RIGHT (B_USER + 1)
153 #define B_PLUS (B_USER + 2)
154 #define B_MINUS (B_USER + 3)
156 static Dlg_head
*layout_dlg
;
158 static const char *s_split_direction
[2] = {
163 static WRadio
*radio_widget
;
169 } check_options
[] = {
170 { N_("show free sp&Ace"), &free_space
, 0 },
171 { N_("&Xterm window title"), &xterm_title
, 0 },
172 { N_("h&Intbar visible"), &message_visible
, 0 },
173 { N_("&Keybar visible"), &keybar_visible
, 0 },
174 { N_("command &Prompt"), &command_prompt
, 0 },
175 { N_("show &Mini status"), &show_mini_info
, 0 },
176 { N_("menu&Bar visible"), &menubar_visible
, 0 },
177 { N_("&Equal split"), &equal_split
, 0 },
178 { N_("pe&Rmissions"), &permission_mode
, 0 },
179 { N_("&File types"), &filetype_mode
, 0 },
183 #define LAYOUT_OPTIONS_COUNT 10
184 #define HIGHLIGHT_OPTIONS_COUNT 2
185 #define SPLIT_OPTIONS_COUNT 1
186 #define OTHER_OPTIONS_COUNT 7
188 static gsize first_width
, second_width
;
189 static const char *output_lines_label
;
191 static WButton
*bleft_widget
, *bright_widget
;
193 /* Declarations for static functions */
194 static void low_level_change_screen_size (void);
196 static void _check_split (void)
198 if (_horizontal_split
){
200 _first_panel_size
= height
/ 2;
201 else if (_first_panel_size
< MINHEIGHT
)
202 _first_panel_size
= MINHEIGHT
;
203 else if (_first_panel_size
> height
- MINHEIGHT
)
204 _first_panel_size
= height
- MINHEIGHT
;
207 _first_panel_size
= COLS
/ 2;
208 else if (_first_panel_size
< MINWIDTH
)
209 _first_panel_size
= MINWIDTH
;
210 else if (_first_panel_size
> COLS
- MINWIDTH
)
211 _first_panel_size
= COLS
- MINWIDTH
;
215 static void update_split (void)
217 /* Check split has to be done before testing if it changed, since
218 it can change due to calling _check_split() as well*/
221 /* To avoid setting the cursor to the wrong place */
222 if ((old_first_panel_size
== _first_panel_size
) &&
223 (old_horizontal_split
== _horizontal_split
)){
227 old_first_panel_size
= _first_panel_size
;
228 old_horizontal_split
= _horizontal_split
;
230 tty_setcolor (COLOR_NORMAL
);
231 dlg_move (layout_dlg
, 6, 6);
232 tty_printf ("%03d", _first_panel_size
);
233 dlg_move (layout_dlg
, 6, 18);
234 if (_horizontal_split
)
235 tty_printf ("%03d", height
- _first_panel_size
);
237 tty_printf ("%03d", COLS
- _first_panel_size
);
240 static int b2left_cback (int action
)
245 /* Turn equal split off */
247 check_options
[7].widget
->state
= check_options
[7].widget
->state
& ~C_BOOL
;
248 dlg_select_widget (check_options
[7].widget
);
249 dlg_select_widget (bleft_widget
);
255 static int b2right_cback (int action
)
260 /* Turn equal split off */
262 check_options
[7].widget
->state
= check_options
[7].widget
->state
& ~C_BOOL
;
263 dlg_select_widget (check_options
[7].widget
);
264 dlg_select_widget (bright_widget
);
270 static int bplus_cback (int action
)
274 if (_output_lines
< 99)
279 static int bminus_cback (int action
)
283 if (_output_lines
> 0)
289 layout_callback (struct Dlg_head
*h
, dlg_msg_t msg
, int parm
)
293 /*When repainting the whole dialog (e.g. with C-l) we have to
295 common_dialog_repaint (h
);
297 old_first_panel_size
= -1;
298 old_horizontal_split
= -1;
299 old_output_lines
= -1;
301 tty_setcolor (COLOR_HOT_NORMAL
);
304 tty_print_char ('=');
306 if (old_output_lines
!= _output_lines
){
307 old_output_lines
= _output_lines
;
308 tty_setcolor (COLOR_NORMAL
);
309 dlg_move (h
, LAYOUT_OPTIONS_COUNT
, 16 + first_width
);
310 tty_print_string (output_lines_label
);
311 dlg_move (h
, LAYOUT_OPTIONS_COUNT
, 10 + first_width
);
312 tty_printf ("%02d", _output_lines
);
318 _filetype_mode
= check_options
[9].widget
->state
& C_BOOL
;
319 _permission_mode
= check_options
[8].widget
->state
& C_BOOL
;
320 _equal_split
= check_options
[7].widget
->state
& C_BOOL
;
321 _menubar_visible
= check_options
[6].widget
->state
& C_BOOL
;
322 _command_prompt
= check_options
[5].widget
->state
& C_BOOL
;
323 _keybar_visible
= check_options
[3].widget
->state
& C_BOOL
;
324 _message_visible
= check_options
[2].widget
->state
& C_BOOL
;
325 _xterm_title
= check_options
[1].widget
->state
& C_BOOL
;
326 _free_space
= check_options
[0].widget
->state
& C_BOOL
;
329 if (_output_lines
< 0)
331 height
= LINES
- _keybar_visible
- _command_prompt
-
332 _menubar_visible
- _output_lines
- _message_visible
;
333 minimum
= MINHEIGHT
* (1 + _horizontal_split
);
334 if (height
< minimum
){
335 _output_lines
-= minimum
- height
;
339 height
= LINES
- _keybar_visible
- _command_prompt
-
340 _menubar_visible
- _output_lines
- _message_visible
;
342 if (_horizontal_split
!= radio_widget
->sel
){
343 _horizontal_split
= radio_widget
->sel
;
344 if (_horizontal_split
)
345 _first_panel_size
= height
/ 2;
347 _first_panel_size
= COLS
/ 2;
351 if (old_output_lines
!= _output_lines
){
352 old_output_lines
= _output_lines
;
353 tty_setcolor (COLOR_NORMAL
);
354 dlg_move (h
, LAYOUT_OPTIONS_COUNT
, 10 + first_width
);
355 tty_printf ("%02d", _output_lines
);
361 return default_dlg_callback (h
, msg
, parm
);
368 static int i18n_layt_flag
= 0;
369 static int b1
, b2
, b3
;
370 int i
= sizeof (s_split_direction
) / sizeof (char *);
371 const char *ok_button
= _("&OK");
372 const char *cancel_button
= _("&Cancel");
373 const char *save_button
= _("&Save");
374 static const char *title1
, *title2
, *title3
;
376 if (!i18n_layt_flag
) {
379 first_width
= 19; /* length of line with '<' '>' buttons */
381 title1
= _(" Panel split ");
382 title2
= _(" Highlight... ");
383 title3
= _(" Other options ");
384 output_lines_label
= _("output lines");
387 s_split_direction
[i
] = _(s_split_direction
[i
]);
388 l1
= str_term_width1 (s_split_direction
[i
]) + 7;
389 if (l1
> first_width
)
393 for (i
= 0; i
< LAYOUT_OPTIONS_COUNT
; i
++) {
394 check_options
[i
].text
= _(check_options
[i
].text
);
395 l1
= str_term_width1 (check_options
[i
].text
) + 7;
396 if (l1
> first_width
)
400 l1
= str_term_width1 (title1
) + 1;
401 if (l1
> first_width
)
404 l1
= str_term_width1 (title2
) + 1;
405 if (l1
> first_width
)
408 second_width
= str_term_width1 (title3
) + 1;
409 for (i
= 0; i
< OTHER_OPTIONS_COUNT
; i
++) {
410 check_options
[i
].text
= _(check_options
[i
].text
);
411 l1
= str_term_width1 (check_options
[i
].text
) + 7;
412 if (l1
> second_width
)
416 l1
= str_term_width1 (output_lines_label
) + 13;
417 if (l1
> second_width
)
423 * To be completely correct, one need to check if the title
424 * does not exceed dialog length and total length of 3 buttons
425 * allows their placement in one row. But assuming this dialog
426 * is wide enough, I don't include such a tests.
428 * Now the last thing to do - properly space buttons...
430 l1
= 11 + str_term_width1 (ok_button
) /* 14 - all brackets and inner space */
431 + str_term_width1 (save_button
) /* notice: it is 3 char less because */
432 + str_term_width1 (cancel_button
); /* of '&' char in button text */
434 i
= (first_width
+ second_width
- l1
) / 4;
436 b2
= b1
+ str_term_width1 (ok_button
) + i
+ 6;
437 b3
= b2
+ str_term_width1 (save_button
) + i
+ 4;
443 create_dlg (0, 0, 15, first_width
+ second_width
+ 9,
444 dialog_colors
, layout_callback
, "[Layout]",
445 _("Layout"), DLG_CENTER
| DLG_REVERSE
);
447 add_widget (layout_dlg
, groupbox_new (2, 4, 6, first_width
, title1
));
448 add_widget (layout_dlg
, groupbox_new (8, 4, 4, first_width
, title2
));
449 add_widget (layout_dlg
,
450 groupbox_new (2, 5 + first_width
, 10, second_width
,
453 add_widget (layout_dlg
,
454 button_new (BY
, b3
, B_CANCEL
, NORMAL_BUTTON
, cancel_button
,
456 add_widget (layout_dlg
,
457 button_new (BY
, b2
, B_EXIT
, NORMAL_BUTTON
, save_button
,
459 add_widget (layout_dlg
,
460 button_new (BY
, b1
, B_ENTER
, DEFPUSH_BUTTON
, ok_button
,
463 add_widget (layout_dlg
,
464 button_new (LAYOUT_OPTIONS_COUNT
, 12 + first_width
, B_MINUS
,
465 NARROW_BUTTON
, "&-", bminus_cback
));
466 add_widget (layout_dlg
,
467 button_new (LAYOUT_OPTIONS_COUNT
, 7 + first_width
, B_PLUS
, NARROW_BUTTON
,
470 #define XTRACT(i) *check_options[i].variable, check_options[i].text
472 for (i
= 0; i
< OTHER_OPTIONS_COUNT
; i
++) {
473 check_options
[i
].widget
=
474 check_new (LAYOUT_OPTIONS_COUNT
- i
- 1, 7 + first_width
, XTRACT (i
));
475 add_widget (layout_dlg
, check_options
[i
].widget
);
477 check_options
[9].widget
= check_new (10, 6, XTRACT (9));
478 add_widget (layout_dlg
, check_options
[9].widget
);
479 check_options
[8].widget
= check_new (9, 6, XTRACT (8));
480 add_widget (layout_dlg
, check_options
[8].widget
);
482 _filetype_mode
= filetype_mode
;
483 _permission_mode
= permission_mode
;
484 _equal_split
= equal_split
;
485 _menubar_visible
= menubar_visible
;
486 _command_prompt
= command_prompt
;
487 _keybar_visible
= keybar_visible
;
488 _message_visible
= message_visible
;
489 _xterm_title
= xterm_title
;
490 _free_space
= free_space
;
492 button_new (6, 15, B_2RIGHT
, NARROW_BUTTON
, "&>", b2right_cback
);
493 add_widget (layout_dlg
, bright_widget
);
495 button_new (6, 9, B_2LEFT
, NARROW_BUTTON
, "&<", b2left_cback
);
496 add_widget (layout_dlg
, bleft_widget
);
497 check_options
[7].widget
= check_new (5, 6, XTRACT (7));
498 old_first_panel_size
= -1;
499 old_horizontal_split
= -1;
500 old_output_lines
= -1;
502 _first_panel_size
= first_panel_size
;
503 _output_lines
= output_lines
;
504 add_widget (layout_dlg
, check_options
[7].widget
);
505 radio_widget
= radio_new (3, 6, 2, s_split_direction
);
506 add_widget (layout_dlg
, radio_widget
);
507 radio_widget
->sel
= horizontal_split
;
514 /* re-init the menu, because perhaps there was a change in the way
515 how the panel are split (horizontal/vertical). */
518 menubar_arrange (the_menubar
);
521 void layout_cmd (void)
525 int layout_do_change
= 0;
528 run_dlg (layout_dlg
);
529 result
= layout_dlg
->ret_value
;
531 if (result
== B_ENTER
|| result
== B_EXIT
){
532 for (i
= 0; check_options
[i
].text
; i
++)
533 if (check_options
[i
].widget
)
534 *check_options
[i
].variable
= check_options
[i
].widget
->state
& C_BOOL
;
535 horizontal_split
= radio_widget
->sel
;
536 first_panel_size
= _first_panel_size
;
537 output_lines
= _output_lines
;
538 layout_do_change
= 1;
540 if (result
== B_EXIT
){
542 mc_config_save_file (mc_main_config
);
545 destroy_dlg (layout_dlg
);
546 if (layout_do_change
)
550 static void check_split (void)
552 if (horizontal_split
){
554 first_panel_size
= height
/ 2;
555 else if (first_panel_size
< MINHEIGHT
)
556 first_panel_size
= MINHEIGHT
;
557 else if (first_panel_size
> height
- MINHEIGHT
)
558 first_panel_size
= height
- MINHEIGHT
;
561 first_panel_size
= COLS
/ 2;
562 else if (first_panel_size
< MINWIDTH
)
563 first_panel_size
= MINWIDTH
;
564 else if (first_panel_size
> COLS
- MINWIDTH
)
565 first_panel_size
= COLS
- MINWIDTH
;
572 tty_set_normal_attrs ();
573 dlg_erase (midnight_dlg
);
578 panel_do_cols (int index
)
580 if (get_display_type (index
) == view_listing
)
581 set_panel_formats ((WPanel
*) panels
[index
].widget
);
583 panel_update_cols (panels
[index
].widget
, frame_half
);
591 int promptl
; /* the prompt len */
595 if (output_lines
< 0)
598 LINES
- keybar_visible
- command_prompt
- menubar_visible
-
599 output_lines
- message_visible
;
600 minimum
= MINHEIGHT
* (1 + horizontal_split
);
601 if (height
< minimum
) {
602 output_lines
-= minimum
- height
;
607 LINES
- menubar_visible
- command_prompt
- keybar_visible
-
611 start_y
= menubar_visible
;
613 /* The column computing is defered until panel_do_cols */
614 if (horizontal_split
) {
615 widget_set_size (panels
[0].widget
, start_y
, 0, first_panel_size
,
618 widget_set_size (panels
[1].widget
, start_y
+ first_panel_size
, 0,
619 height
- first_panel_size
, 0);
621 int first_x
= first_panel_size
;
623 widget_set_size (panels
[0].widget
, start_y
, 0, height
, 0);
625 widget_set_size (panels
[1].widget
, start_y
, first_x
, height
, 0);
631 promptl
= str_term_width1 (prompt
);
633 widget_set_size (&the_menubar
->widget
, 0, 0, 1, COLS
);
635 if (command_prompt
) {
636 widget_set_size (&cmdline
->widget
, LINES
- 1 - keybar_visible
,
638 COLS
- promptl
- (keybar_visible
? 0 : 1));
639 winput_set_origin (cmdline
, promptl
,
640 COLS
- promptl
- (keybar_visible
? 0 : 1));
641 widget_set_size (&the_prompt
->widget
, LINES
- 1 - keybar_visible
,
644 widget_set_size (&cmdline
->widget
, 0, 0, 0, 0);
645 winput_set_origin (cmdline
, 0, 0);
646 widget_set_size (&the_prompt
->widget
, LINES
, COLS
, 0, 0);
649 widget_set_size ((Widget
*) the_bar
, LINES
- 1, 0, keybar_visible
, COLS
);
650 buttonbar_set_visible (the_bar
, keybar_visible
);
653 if (console_flag
&& output_lines
) {
655 LINES
- command_prompt
- keybar_visible
- output_lines
;
656 show_console_contents (output_start_y
,
657 LINES
- output_lines
- keybar_visible
- 1,
658 LINES
- keybar_visible
- 1);
660 if (message_visible
) {
661 widget_set_size (&the_hint
->widget
, height
+ start_y
, 0, 1, COLS
);
662 set_hintbar (""); /* clean up the line */
664 widget_set_size (&the_hint
->widget
, 0, 0, 0, 0);
667 update_xterm_title_path ();
670 void flag_winch (int dummy
)
673 #if !(defined(USE_NCURSES) || defined(USE_NCURSESW)) /* don't do malloc in a signal handler */
674 low_level_change_screen_size ();
680 low_level_change_screen_size (void)
682 #if defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4
683 #if defined TIOCGWINSZ
684 struct winsize winsz
;
686 winsz
.ws_col
= winsz
.ws_row
= 0;
687 /* Ioctl on the STDIN_FILENO */
688 ioctl (0, TIOCGWINSZ
, &winsz
);
689 if (winsz
.ws_col
&& winsz
.ws_row
){
690 #if defined(NCURSES_VERSION) && defined(HAVE_RESIZETERM)
691 resizeterm(winsz
.ws_row
, winsz
.ws_col
);
692 clearok(stdscr
,TRUE
); /* sigwinch's should use a semaphore! */
695 LINES
= winsz
.ws_row
;
697 #ifdef HAVE_SUBSHELL_SUPPORT
701 #endif /* TIOCGWINSZ */
702 #endif /* defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4 */
706 change_screen_size (void)
709 #if defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4
710 #if defined TIOCGWINSZ
712 #ifndef NCURSES_VERSION
716 low_level_change_screen_size ();
718 #ifndef NCURSES_VERSION
719 /* XSI Curses spec states that portable applications shall not invoke
720 * initscr() more than once. This kludge could be done within the scope
721 * of the specification by using endwin followed by a refresh (in fact,
722 * more than one curses implementation does this); it is guaranteed to work
729 /* Inform currently running dialog */
730 (*current_dlg
->callback
) (current_dlg
, DLG_RESIZE
, 0);
732 #ifdef RESIZABLE_MENUBAR
733 menubar_arrange (the_menubar
);
736 /* Now, force the redraw */
739 #endif /* TIOCGWINSZ */
740 #endif /* defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4 */
743 static int ok_to_refresh
= 1;
745 void use_dash (int flag
)
753 void set_hintbar(const char *str
)
755 label_set_text (the_hint
, str
);
756 if (ok_to_refresh
> 0)
760 void print_vfs_message (const char *msg
, ...)
767 g_vsnprintf (str
, sizeof (str
), msg
, ap
);
770 if (midnight_shutdown
)
773 if (!message_visible
|| !the_hint
|| !the_hint
->widget
.parent
) {
776 if (!nice_rotating_dash
|| (ok_to_refresh
<= 0))
779 /* Preserve current cursor position */
780 tty_getyx (&row
, &col
);
783 tty_setcolor (NORMAL_COLOR
);
784 tty_print_string (str_fit_to_term (str
, COLS
- 1, J_LEFT
));
786 /* Restore cursor position */
787 tty_gotoyx (row
, col
);
792 if (message_visible
) {
797 void rotate_dash (void)
799 static const char rotating_dash
[] = "|/-\\";
800 static size_t pos
= 0;
802 if (!nice_rotating_dash
|| (ok_to_refresh
<= 0))
805 if (pos
>= sizeof (rotating_dash
)-1)
807 tty_gotoyx (0, COLS
- 1);
808 tty_setcolor (NORMAL_COLOR
);
809 tty_print_char (rotating_dash
[pos
]);
814 const char *get_nth_panel_name (int num
)
816 static char buffer
[BUF_SMALL
];
819 return "New Left Panel";
821 return "New Right Panel";
823 g_snprintf (buffer
, sizeof (buffer
), "%ith Panel", num
);
828 /* I wonder if I should start to use the folding mode than Dugan uses */
830 /* This is the centralized managing of the panel display types */
831 /* This routine takes care of destroying and creating new widgets */
832 /* Please note that it could manage MAX_VIEWS, not just left and right */
833 /* Currently nothing in the code takes advantage of this and has hard- */
834 /* coded values for two panels only */
836 /* Set the num-th panel to the view type: type */
837 /* This routine also keeps at least one WPanel object in the screen */
838 /* since a lot of routines depend on the current_panel variable */
839 void set_display_type (int num
, int type
)
841 int x
, y
, cols
, lines
;
842 int the_other
; /* Index to the other panel */
843 const char *file_name
= NULL
; /* For Quick view */
844 Widget
*new_widget
, *old_widget
;
845 WPanel
*the_other_panel
;
847 x
= y
= cols
= lines
= 0;
849 if (num
>= MAX_VIEWS
){
850 fprintf (stderr
, "Cannot allocate more that %d views\n", MAX_VIEWS
);
854 /* Check that we will have a WPanel * at least */
856 if (type
!= view_listing
){
857 the_other
= num
== 0 ? 1 : 0;
859 if (panels
[the_other
].type
!= view_listing
)
865 if (panels
[num
].widget
){
866 Widget
*w
= panels
[num
].widget
;
867 WPanel
*panel
= (WPanel
*) panels
[num
].widget
;
873 old_widget
= panels
[num
].widget
;
875 if (panels
[num
].type
== view_listing
){
876 if (panel
->frame_size
== frame_full
&& type
!= view_listing
){
877 cols
= COLS
- first_panel_size
;
879 x
= first_panel_size
;
888 new_widget
= (Widget
*) panel_new (get_nth_panel_name (num
));
892 new_widget
= (Widget
*) info_new ();
897 new_widget
= (Widget
*) tree_new (1, 0, 0, 0, 0);
901 new_widget
= (Widget
*) view_new (0, 0, 0, 0, 1);
902 the_other_panel
= (WPanel
*) panels
[the_other
].widget
;
905 the_other_panel
->dir
.list
[the_other_panel
->selected
].fname
;
909 view_load ((WView
*) new_widget
, 0, file_name
, 0);
912 panels
[num
].type
= type
;
913 panels
[num
].widget
= (Widget
*) new_widget
;
915 /* We set the same size the old widget had */
916 widget_set_size ((Widget
*) new_widget
, y
, x
, lines
, cols
);
918 /* We use replace to keep the circular list of the dialog in the */
919 /* same state. Maybe we could just kill it and then replace it */
920 if (midnight_dlg
&& old_widget
){
921 dlg_replace_widget (old_widget
, panels
[num
].widget
);
923 if (type
== view_listing
){
925 left_panel
= (WPanel
*) new_widget
;
927 right_panel
= (WPanel
*) new_widget
;
930 if (type
== view_tree
)
931 the_tree
= (WTree
*) new_widget
;
933 /* Prevent current_panel's value from becoming invalid.
934 * It's just a quick hack to prevent segfaults. Comment out and
936 * - select left panel
937 * - invoke menue left/tree
938 * - as long as you stay in the left panel almost everything that uses
939 * current_panel causes segfault, e.g. C-Enter, C-x c, ...
942 if (type
!= view_listing
)
943 if (current_panel
== (WPanel
*) old_widget
)
944 current_panel
= num
== 0 ? right_panel
: left_panel
;
947 /* This routine is deeply sticked to the two panels idea.
948 What should it do in more panels. ANSWER - don't use it
949 in any multiple panels environment. */
955 WPanel
*panel1
, *panel2
;
958 #define panelswap(x) panel. x = panel1-> x; panel1-> x = panel2-> x; panel2-> x = panel. x;
960 #define panelswapstr(e) strcpy (panel. e, panel1-> e); \
961 strcpy (panel1-> e, panel2-> e); \
962 strcpy (panel2-> e, panel. e);
963 panel1
= (WPanel
*) panels
[0].widget
;
964 panel2
= (WPanel
*) panels
[1].widget
;
965 if (panels
[0].type
== view_listing
&& panels
[1].type
== view_listing
) {
966 /* Change everything except format/sort/panel_name etc. */
973 panelswap (dirs_marked
);
975 panelswap (top_file
);
976 panelswap (selected
);
977 panelswap (is_panelized
);
978 panelswap (dir_stat
);
980 panel1
->searching
= 0;
981 panel2
->searching
= 0;
982 if (current_panel
== panel1
)
983 current_panel
= panel2
;
985 current_panel
= panel1
;
987 if (dlg_widget_active (panels
[0].widget
))
988 dlg_select_widget (panels
[1].widget
);
989 else if (dlg_widget_active (panels
[1].widget
))
990 dlg_select_widget (panels
[0].widget
);
994 tmp_panel
=right_panel
;
995 right_panel
=left_panel
;
996 left_panel
=tmp_panel
;
998 if (panels
[0].type
== view_listing
) {
999 if (!strcmp (panel1
->panel_name
, get_nth_panel_name (0))) {
1000 g_free (panel1
->panel_name
);
1001 panel1
->panel_name
= g_strdup (get_nth_panel_name (1));
1004 if (panels
[1].type
== view_listing
) {
1005 if (!strcmp (panel2
->panel_name
, get_nth_panel_name (1))) {
1006 g_free (panel2
->panel_name
);
1007 panel2
->panel_name
= g_strdup (get_nth_panel_name (0));
1011 tmp
.x
= panels
[0].widget
->x
;
1012 tmp
.y
= panels
[0].widget
->y
;
1013 tmp
.cols
= panels
[0].widget
->cols
;
1014 tmp
.lines
= panels
[0].widget
->lines
;
1016 panels
[0].widget
->x
= panels
[1].widget
->x
;
1017 panels
[0].widget
->y
= panels
[1].widget
->y
;
1018 panels
[0].widget
->cols
= panels
[1].widget
->cols
;
1019 panels
[0].widget
->lines
= panels
[1].widget
->lines
;
1021 panels
[1].widget
->x
= tmp
.x
;
1022 panels
[1].widget
->y
= tmp
.y
;
1023 panels
[1].widget
->cols
= tmp
.cols
;
1024 panels
[1].widget
->lines
= tmp
.lines
;
1026 tmp_widget
= panels
[0].widget
;
1027 panels
[0].widget
= panels
[1].widget
;
1028 panels
[1].widget
= tmp_widget
;
1029 tmp_type
= panels
[0].type
;
1030 panels
[0].type
= panels
[1].type
;
1031 panels
[1].type
= tmp_type
;
1035 int get_display_type (int index
)
1037 return panels
[index
].type
;
1041 get_panel_widget (int index
)
1043 return panels
[index
].widget
;
1046 int get_current_index (void)
1048 if (panels
[0].widget
== ((Widget
*) current_panel
))
1054 int get_other_index (void)
1056 return !get_current_index ();
1060 get_other_panel (void)
1062 return (struct WPanel
*) get_panel_widget (get_other_index ());
1065 /* Returns the view type for the current panel/view */
1066 int get_current_type (void)
1068 if (panels
[0].widget
== (Widget
*) current_panel
)
1069 return panels
[0].type
;
1071 return panels
[1].type
;
1074 /* Returns the view type of the unselected panel */
1075 int get_other_type (void)
1077 if (panels
[0].widget
== (Widget
*) current_panel
)
1078 return panels
[1].type
;
1080 return panels
[0].type
;