1 /* Panel layout module for the Midnight Commander
2 Copyright (C) 1995 the Free Software Foundation
4 Written: 1995 Janne Kukonlehto
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26 #include <sys/param.h> /* Required by tree.h */
27 #include <sys/types.h>
29 #if (!defined(__IBMC__) && !defined(__IBMCPP__)) && !defined(HAS_NO_TERMIOS_H)
33 * If TIOCGWINSZ supported, make it available here, because window-
34 * resizing code depends on it...
36 #if (!defined(__IBMC__) && !defined(__IBMCPP__)) && !defined(HAS_NO_SYS_IOCTL_H)
37 # include <sys/ioctl.h>
53 #include "dialog.h" /* For do_refresh() */
54 #include "profile.h" /* For sync_profiles() */
58 #include "subshell.h" /* For use_subshell and resize_subshell() */
62 /* Needed for the extern declarations of integer parameters */
64 #include "panel.h" /* The Panel widget */
66 #include "cons.saver.h"
68 #include "info.h" /* The Info widget */
69 #include "view.h" /* The view widget */
72 #include "setup.h" /* For save_setup() */
78 /* Controls the display of the rotating dash on the verbose mode */
79 int nice_rotating_dash
= 1;
81 /* If set, then we have to call the layout_change routine from main */
82 int layout_do_change
= 0;
84 /* Set if the panels are split horizontally */
85 int horizontal_split
= 0;
87 /* Set if the window has changed it's size */
90 /* Set if the split is the same */
93 /* First panel size if the panel are not split equally */
94 int first_panel_size
= 0;
96 /* The number of output lines shown (if available) */
99 /* Set if the command prompt is to be displayed */
100 int command_prompt
= 1;
102 /* Set if the nice and usefull keybar is visible */
103 int keybar_visible
= 1;
105 /* Set if the nice message (hint) bar is visible */
106 int message_visible
= 1;
108 /* Set if you want the message bar shown in xterm title bar to save space */
109 int xterm_hintbar
= 0;
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 :-) */
122 } panels
[MAX_VIEWS
];
124 /* These variables are used to avoid updating the information unless */
126 static int old_first_panel_size
;
127 static int old_horizontal_split
;
128 static int old_output_lines
;
130 /* Internal variables */
131 static int _horizontal_split
;
132 static int _equal_split
;
133 static int _first_panel_size
;
134 static int _menubar_visible
;
135 static int _output_lines
;
136 static int _command_prompt
;
137 static int _keybar_visible
;
138 static int _message_visible
;
139 static int _xterm_hintbar
;
140 static int _permission_mode
;
141 static int _filetype_mode
;
150 #define B_2LEFT B_USER
151 #define B_2RIGHT B_USER + 1
152 #define B_PLUS B_USER + 2
153 #define B_MINUS B_USER + 3
155 static Dlg_head
*layout_dlg
;
157 static char *s_split_direction
[2] = {
161 WRadio
*radio_widget
;
168 } check_options
[] = {
169 { N_("&Xterm hintbar"), &xterm_hintbar
, 0, "h" },
170 { N_("h&Intbar visible"), &message_visible
, 0, "v" },
171 { N_("&Keybar visible"), &keybar_visible
, 0, "k" },
172 { N_("command &Prompt"), &command_prompt
, 0, "p" },
173 { N_("show &Mini status"), &show_mini_info
, 0, "m" },
174 { N_("menu&Bar visible"), &menubar_visible
, 0, "me" },
175 { N_("&Equal split"), &equal_split
, 0, "eq" },
176 { N_("pe&Rmissions"), &permission_mode
, 0, "pr" },
177 { N_("&File types"), &filetype_mode
, 0, "ft" },
181 static int first_width
, second_width
;
182 static char *layout_title
, *title1
, *title2
, *title3
, *output_lines_label
;
184 static WButton
*bleft_widget
, *bright_widget
;
186 static void _check_split (void)
188 if (_horizontal_split
){
190 _first_panel_size
= height
/ 2;
191 else if (_first_panel_size
< MINHEIGHT
)
192 _first_panel_size
= MINHEIGHT
;
193 else if (_first_panel_size
> height
- MINHEIGHT
)
194 _first_panel_size
= height
- MINHEIGHT
;
197 _first_panel_size
= COLS
/ 2;
198 else if (_first_panel_size
< MINWIDTH
)
199 _first_panel_size
= MINWIDTH
;
200 else if (_first_panel_size
> COLS
- MINWIDTH
)
201 _first_panel_size
= COLS
- MINWIDTH
;
205 static void update_split (void)
207 /* Check split has to be done before testing if it changed, since
208 it can change due to calling _check_split() as well*/
211 /* To avoid setting the cursor to the wrong place */
212 if ((old_first_panel_size
== _first_panel_size
) &&
213 (old_horizontal_split
== _horizontal_split
)){
217 old_first_panel_size
= _first_panel_size
;
218 old_horizontal_split
= _horizontal_split
;
220 attrset (COLOR_NORMAL
);
221 dlg_move (layout_dlg
, 6, 6);
222 printw ("%03d", _first_panel_size
);
223 dlg_move (layout_dlg
, 6, 18);
224 if (_horizontal_split
)
225 printw ("%03d", height
- _first_panel_size
);
227 printw ("%03d", COLS
- _first_panel_size
);
230 static int b2left_cback (int action
, void *data
)
233 /* Turn equal split off */
235 check_options
[6].widget
->state
= check_options
[6].widget
->state
& ~C_BOOL
;
236 dlg_select_widget (layout_dlg
, check_options
[6].widget
);
237 dlg_select_widget (layout_dlg
, bleft_widget
);
243 static int b2right_cback (int action
, void *data
)
246 /* Turn equal split off */
248 check_options
[6].widget
->state
= check_options
[6].widget
->state
& ~C_BOOL
;
249 dlg_select_widget (layout_dlg
, check_options
[6].widget
);
250 dlg_select_widget (layout_dlg
, bright_widget
);
256 static int bplus_cback (int action
, void *data
)
258 if (_output_lines
< 99)
263 static int bminus_cback (int action
, void *data
)
265 if (_output_lines
> 0)
270 static int layout_callback (struct Dlg_head
*h
, int Id
, int Msg
)
275 /*When repainting the whole dialog (e.g. with C-l) we have to
277 old_first_panel_size
= -1;
278 old_horizontal_split
= -1;
279 old_output_lines
= -1;
280 attrset (COLOR_NORMAL
);
282 draw_box (h
, 1, 2, h
->lines
- 2, h
->cols
- 4);
283 draw_box (h
, 2, 4, 6, first_width
);
284 draw_box (h
, 8, 4, 4, first_width
);
285 draw_box (h
, 2, 5 + first_width
, 10, second_width
);
287 attrset (COLOR_HOT_NORMAL
);
288 dlg_move (h
, 1, (h
->cols
- strlen(layout_title
))/2);
289 addstr (layout_title
);
294 dlg_move (h
, 2, 6 + first_width
);
300 if (old_output_lines
!= _output_lines
){
301 old_output_lines
= _output_lines
;
302 attrset (COLOR_NORMAL
);
303 dlg_move (h
, 9, 16 + first_width
);
304 addstr (output_lines_label
);
305 dlg_move (h
, 9, 10 + first_width
);
306 printw ("%02d", _output_lines
);
313 _filetype_mode
= check_options
[8].widget
->state
& C_BOOL
;
314 _permission_mode
= check_options
[7].widget
->state
& C_BOOL
;
316 _equal_split
= check_options
[6].widget
->state
& C_BOOL
;
318 _menubar_visible
= check_options
[5].widget
->state
& C_BOOL
;
319 _command_prompt
= check_options
[4].widget
->state
& C_BOOL
;
320 _keybar_visible
= check_options
[2].widget
->state
& C_BOOL
;
321 _message_visible
= check_options
[1].widget
->state
& C_BOOL
;
322 _xterm_hintbar
= check_options
[0].widget
->state
& C_BOOL
;
325 if (_output_lines
< 0)
327 height
= LINES
- _keybar_visible
- _command_prompt
-
328 _menubar_visible
- _output_lines
- _message_visible
;
329 if (_message_visible
&& _xterm_hintbar
&& xterm_flag
) height
++;
330 minimum
= MINHEIGHT
* (1 + _horizontal_split
);
331 if (height
< minimum
){
332 _output_lines
-= minimum
- height
;
336 height
= LINES
- _keybar_visible
- _command_prompt
-
337 _menubar_visible
- _output_lines
- _message_visible
;
338 if (_message_visible
&& _xterm_hintbar
&& xterm_flag
) height
++;
340 if (_horizontal_split
!= radio_widget
->sel
){
341 _horizontal_split
= radio_widget
->sel
;
342 if (_horizontal_split
)
343 _first_panel_size
= height
/ 2;
345 _first_panel_size
= COLS
/ 2;
349 if (old_output_lines
!= _output_lines
){
350 old_output_lines
= _output_lines
;
351 attrset (COLOR_NORMAL
);
352 dlg_move (h
, 9, 10 + first_width
);
353 printw ("%02d", _output_lines
);
364 static void init_layout (void)
366 static int i18n_layt_flag
= 0;
367 static int b1
, b2
, b3
;
368 int i
= sizeof (s_split_direction
) / sizeof(char*) ;
369 char* ok_button
= _("&Ok");
370 char* cancel_button
= _("&Cancel");
371 char* save_button
= _("&Save");
377 first_width
= 19; /* length of line with '<' '>' buttons */
379 layout_title
= _(" Layout ");
380 title1
= _(" Panel split ");
381 title2
= _(" Highlight... ");
382 title3
= _(" Other options ");
383 output_lines_label
= _("output lines");
387 s_split_direction
[i
] = _(s_split_direction
[i
]);
388 l1
= strlen (s_split_direction
[i
]) + 7;
389 if (l1
> first_width
)
393 for (i
= 0; i
<= 8; i
++)
395 check_options
[i
].text
= _(check_options
[i
].text
);
396 l1
= strlen (check_options
[i
].text
) + 7;
397 if (l1
> first_width
)
401 l1
= strlen (title1
) + 1;
402 if (l1
> first_width
)
405 l1
= strlen (title2
) + 1;
406 if (l1
> first_width
)
410 second_width
= strlen (title3
) + 1;
411 for (i
= 0; i
< 6; i
++)
413 check_options
[i
].text
= _(check_options
[i
].text
);
414 l1
= strlen (check_options
[i
].text
) + 7;
415 if (l1
> second_width
)
420 l1
= strlen (output_lines_label
) + 13;
421 if (l1
> second_width
)
427 * To be completely correct, one need to check if layout_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 + strlen (ok_button
) /* 14 - all brackets and inner space */
435 + strlen (save_button
) /* notice: it is 3 char less because */
436 + strlen (cancel_button
); /* of '&' char in button text */
438 i
= (first_width
+ second_width
- l1
) / 4;
440 b2
= b1
+ strlen(ok_button
) + i
+ 6;
441 b3
= b2
+ strlen(save_button
) + i
+ 4;
446 layout_dlg
= create_dlg (0, 0, 15, first_width
+ second_width
+ 9,
447 dialog_colors
, layout_callback
,
448 "[Layout]", "layout", DLG_CENTER
| DLG_GRID
);
450 x_set_dialog_title (layout_dlg
, _("Layout"));
452 add_widgetl (layout_dlg
,
453 button_new (BY
, b3
, B_CANCEL
, NORMAL_BUTTON
, cancel_button
, 0, 0, "c"),
455 add_widgetl (layout_dlg
,
456 button_new (BY
, b2
, B_EXIT
, NORMAL_BUTTON
, save_button
, 0, 0, "s"),
458 add_widgetl (layout_dlg
,
459 button_new (BY
, b1
, B_ENTER
, DEFPUSH_BUTTON
, ok_button
, 0, 0, "o"),
463 add_widget (layout_dlg
,
464 button_new (9, 12 + first_width
, B_MINUS
, NARROW_BUTTON
, "&-",
465 bminus_cback
, 0, NULL
));
466 add_widget (layout_dlg
,
467 button_new (9, 7 + first_width
, B_PLUS
, NARROW_BUTTON
, "&+",
468 bplus_cback
, 0, NULL
));
472 #define XTRACT(i) *check_options[i].variable, check_options[i].text, check_options[i].tkname
474 for (i
= 0; i
< 6; i
++){
475 check_options
[i
].widget
= check_new (8 - i
, 7 + first_width
, XTRACT(i
));
476 add_widgetl (layout_dlg
, check_options
[i
].widget
, XV_WLAY_BELOWCLOSE
);
478 check_options
[8].widget
= check_new (10, 6, XTRACT(8));
479 add_widgetl (layout_dlg
, check_options
[8].widget
, XV_WLAY_BELOWCLOSE
);
480 check_options
[7].widget
= check_new (9, 6, XTRACT(7));
481 add_widgetl (layout_dlg
, check_options
[7].widget
, XV_WLAY_BELOWCLOSE
);
483 _filetype_mode
= filetype_mode
;
484 _permission_mode
= permission_mode
;
485 _equal_split
= equal_split
;
486 _menubar_visible
= menubar_visible
;
487 _command_prompt
= command_prompt
;
488 _keybar_visible
= keybar_visible
;
489 _message_visible
= message_visible
;
490 _xterm_hintbar
= xterm_hintbar
;
492 bright_widget
= button_new(6, 15, B_2RIGHT
, NARROW_BUTTON
, "&>", b2right_cback
, 0, ">");
493 add_widgetl (layout_dlg
, bright_widget
, XV_WLAY_RIGHTOF
);
494 bleft_widget
= button_new (6, 9, B_2LEFT
, NARROW_BUTTON
, "&<", b2left_cback
, 0, "<");
495 add_widgetl (layout_dlg
, bleft_widget
, XV_WLAY_RIGHTOF
);
496 check_options
[6].widget
= check_new (5, 6, XTRACT(6));
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
;
505 add_widget (layout_dlg
, check_options
[6].widget
);
506 radio_widget
= radio_new (3, 6, 2, s_split_direction
, 1, "r");
507 add_widget (layout_dlg
, radio_widget
);
508 radio_widget
->sel
= horizontal_split
;
512 void layout_change (void)
515 layout_do_change
= 0;
517 /* re-init the menu, because perhaps there was a change in the way
518 how the panel are split (horizontal/vertical). */
521 menubar_arrange(the_menubar
);
525 void layout_cmd (void)
531 run_dlg (layout_dlg
);
532 result
= layout_dlg
->ret_value
;
534 if (result
== B_ENTER
|| result
== B_EXIT
){
535 for (i
= 0; check_options
[i
].text
; i
++)
536 if (check_options
[i
].widget
)
537 *check_options
[i
].variable
= check_options
[i
].widget
->state
& C_BOOL
;
539 horizontal_split
= radio_widget
->sel
;
540 first_panel_size
= _first_panel_size
;
541 output_lines
= _output_lines
;
542 layout_do_change
= 1;
545 if (result
== B_EXIT
){
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
;
574 int panel_event (Gpm_Event
*event
, WPanel
*panel
);
575 int menu_bar_event (Gpm_Event
*event
, void *);
582 extern int force_ugly_line_drawing
;
583 extern int SLtt_Has_Alt_Charset
;
584 SLtt_get_terminfo ();
585 #ifndef HAS_ACS_AS_PCCHARS
586 if (force_ugly_line_drawing
)
587 SLtt_Has_Alt_Charset
= 0;
592 keypad (stdscr
, TRUE
);
593 nodelay (stdscr
, FALSE
);
596 void init_curses (void)
599 if (!status_using_ncurses
)
603 keypad (stdscr
, TRUE
);
604 nodelay (stdscr
, FALSE
);
607 #endif /* ! HAVE_SLANG */
610 if (!(quit
& SUBSHELL_EXIT
))
616 keypad (stdscr
, FALSE
);
628 panel_do_cols (int index
)
630 if (get_display_type (index
) == view_listing
)
631 set_panel_formats ((WPanel
*) panels
[index
].widget
);
633 panel_update_cols (panels
[index
].widget
, frame_half
);
641 Widget
*w
= panels
[0].widget
;
643 winput_set_origin (&cmdline
->input
, 0, 60);
645 /* Only needed by the startup code */
646 if (panels
[0].type
== view_listing
){
647 x_panel_set_size (0);
650 if (panels
[1].type
== view_listing
){
651 x_panel_set_size (1);
659 void setup_panels (void)
662 int promptl
; /* the prompt len */
666 if (output_lines
< 0)
668 height
= LINES
- keybar_visible
- command_prompt
- menubar_visible
669 - output_lines
- message_visible
;
670 if (message_visible
&& xterm_hintbar
&& xterm_flag
) height
++;
671 minimum
= MINHEIGHT
* (1 + horizontal_split
);
672 if (height
< minimum
){
673 output_lines
-= minimum
- height
;
677 height
= LINES
- menubar_visible
- command_prompt
-
678 keybar_visible
- message_visible
;
679 if (message_visible
&& xterm_hintbar
&& xterm_flag
) height
++;
682 start_y
= menubar_visible
;
684 /* The column computing is defered until panel_do_cols */
685 if (horizontal_split
){
686 widget_set_size (panels
[0].widget
, start_y
, 0,
687 first_panel_size
, 0);
689 widget_set_size (panels
[1].widget
, start_y
+first_panel_size
, 0,
690 height
-first_panel_size
, 0);
692 int first_x
= first_panel_size
;
694 widget_set_size (panels
[0].widget
, start_y
, 0,
697 widget_set_size (panels
[1].widget
, start_y
, first_x
,
704 promptl
= strlen (prompt
);
706 widget_set_size (&the_menubar
->widget
, 0, 0, 1, COLS
);
708 if (command_prompt
) {
709 widget_set_size (&cmdline
->input
.widget
,
710 LINES
-1-keybar_visible
, promptl
,
711 1, COLS
-promptl
-(keybar_visible
? 0 : 1));
712 winput_set_origin (&cmdline
->input
, promptl
, COLS
-promptl
-(keybar_visible
? 0 : 1));
713 widget_set_size (&the_prompt
->widget
,
714 LINES
-1-keybar_visible
, 0,
717 widget_set_size (&cmdline
->input
.widget
, 0, 0, 0, 0);
718 winput_set_origin (&cmdline
->input
, 0, 0);
719 widget_set_size (&the_prompt
->widget
, LINES
, COLS
, 0, 0);
722 widget_set_size (&the_bar
->widget
, LINES
-1, 0, 1, COLS
);
723 the_bar
->visible
= keybar_visible
;
726 if (console_flag
&& output_lines
){
727 output_start_y
= LINES
-command_prompt
-keybar_visible
-
729 show_console_contents (output_start_y
,
730 LINES
-output_lines
-keybar_visible
-1,
731 LINES
-keybar_visible
-1);
733 if (message_visible
&& (!xterm_hintbar
|| !xterm_flag
))
734 widget_set_size (&the_hint
->widget
, height
+start_y
, 0, 1,COLS
);
736 widget_set_size (&the_hint
->widget
, 0, 0, 0, 0);
742 void flag_winch (int dummy
)
747 void edit_adjust_size (Dlg_head
* h
);
749 #ifdef PORT_NEEDS_CHANGE_SCREEN_SIZE
751 low_level_change_screen_size (void)
753 #if defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4
754 #if defined TIOCGWINSZ && !defined SCO_FLAVOR
755 struct winsize winsz
;
757 winsz
.ws_col
= winsz
.ws_row
= 0;
758 /* Ioctl on the STDIN_FILENO */
759 ioctl (0, TIOCGWINSZ
, &winsz
);
760 if (winsz
.ws_col
&& winsz
.ws_row
){
761 #if defined(NCURSES_VERSION) && defined(HAVE_RESIZETERM)
762 resizeterm(winsz
.ws_row
, winsz
.ws_col
);
763 clearok(stdscr
,TRUE
); /* FIXME: sigwinch's should use a semaphore! */
766 LINES
= winsz
.ws_row
;
768 #ifdef HAVE_SUBSHELL_SUPPORT
772 #endif /* TIOCGWINSZ && !SCO_FLAVOR */
773 #endif /* defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4 */
776 void change_screen_size (void)
778 #if defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4
779 #if defined TIOCGWINSZ && !defined SCO_FLAVOR
780 extern Dlg_head
*view_dlg
;
781 extern Dlg_head
*edit_dlg
;
783 #ifndef NCURSES_VERSION
787 low_level_change_screen_size ();
789 #ifndef NCURSES_VERSION
790 /* XSI Curses spec states that portable applications shall not invoke
791 * initscr() more than once. This kludge could be done within the scope
792 * of the specification by using endwin followed by a refresh (in fact,
793 * more than one curses implementation does this); it is guaranteed to work
799 if (current_dlg
== view_dlg
)
800 view_adjust_size (view_dlg
);
801 #ifdef USE_INTERNAL_EDIT
802 if (current_dlg
== edit_dlg
)
803 edit_adjust_size (edit_dlg
);
806 #ifdef RESIZABLE_MENUBAR
807 menubar_arrange(the_menubar
);
810 /* Now, force the redraw */
813 #endif /* TIOCGWINSZ && !SCO_FLAVOR */
814 #endif /* defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4 */
819 static int ok_to_refresh
= 1;
821 void use_dash (int flag
)
829 void set_hintbar(char *str
)
832 if (xterm_flag
&& xterm_hintbar
) {
833 fprintf (stdout
, "\33]0;mc - %s\7", str
);
838 label_set_text (the_hint
, str
);
839 if (ok_to_refresh
> 0)
844 void print_vfs_message (char *msg
, ...)
851 g_vsnprintf (str
, 126, msg
, ap
);
854 if (midnight_shutdown
|| !the_hint
|| !the_hint
->widget
.parent
)
857 if (message_visible
|| (xterm_flag
&& xterm_hintbar
)) {
862 void rotate_dash (void)
865 static char rotating_dash
[] = "|/-\\";
868 if (!nice_rotating_dash
|| (ok_to_refresh
<= 0))
871 if (pos
>= sizeof (rotating_dash
)-1)
874 addch (rotating_dash
[pos
]);
880 void remove_dash (void)
883 if (!nice_rotating_dash
)
886 /* Currently, it's much nicer with the CPU to do this instead of
889 I should implement a routine called invalidate_region that would
890 send a draw message only to the affected views. But for now
899 char *get_nth_panel_name (int num
)
901 static char buffer
[BUF_SMALL
];
904 return "New Left Panel";
906 return "New Right Panel";
908 g_snprintf (buffer
, sizeof (buffer
), "%ith Panel", num
);
913 /* I wonder if I should start to use the folding mode than Dugan uses */
915 /* This is the centralized managing of the panel display types */
916 /* This routine takes care of destroying and creating new widgets */
917 /* Please note that it could manage MAX_VIEWS, not just left and right */
918 /* Currently nothing in the code takes advantage of this and has hard- */
919 /* coded values for two panels only */
921 /* Set the num-th panel to the view type: type */
922 /* This routine also keeps at least one WPanel object in the screen */
923 /* since a lot of routines depend on the current_panel variable */
924 void set_display_type (int num
, int type
)
926 int x
, y
, cols
, lines
;
927 int the_other
; /* Index to the other panel */
928 char *file_name
= 0; /* For Quick view */
929 Widget
*new_widget
, *old_widget
;
930 WPanel
*the_other_panel
;
932 x
=y
= cols
= lines
= 0;
934 if (num
>= MAX_VIEWS
){
935 fprintf (stderr
, "Could not allocate more that %d views\n", MAX_VIEWS
);
939 /* Check that we will have a WPanel * at least */
941 if (type
!= view_listing
){
942 the_other
= num
== 0 ? 1 : 0;
944 if (panels
[the_other
].type
!= view_listing
)
950 if (panels
[num
].widget
){
951 Widget
*w
= panels
[num
].widget
;
952 WPanel
*panel
= (WPanel
*) panels
[num
].widget
;
958 old_widget
= panels
[num
].widget
;
960 if (panels
[num
].type
== view_listing
){
961 if (panel
->frame_size
== frame_full
&& type
!= view_listing
){
962 cols
= COLS
- first_panel_size
;
964 x
= first_panel_size
;
973 new_widget
= (Widget
*) panel_new (get_nth_panel_name (num
));
977 new_widget
= (Widget
*) info_new ();
982 new_widget
= (Widget
*) tree_new (1, 0, 0, 0, 0);
986 new_widget
= (Widget
*) view_new (0, 0, 0, 0, 1);
987 the_other_panel
= (WPanel
*) panels
[the_other
].widget
;
990 the_other_panel
->dir
.list
[the_other_panel
->selected
].fname
;
994 view_init ((WView
*) new_widget
, 0, file_name
, 0);
997 panels
[num
].type
= type
;
998 panels
[num
].widget
= (Widget
*) new_widget
;
1000 /* We set the same size the old widget had */
1001 widget_set_size ((Widget
*) new_widget
, y
, x
, lines
, cols
);
1003 /* We wanna the new widget at the same position */
1004 /* XView sets wcontainer to !0 <- Not XView, but we, when we create it */
1005 /* Ok, the XView support code does it */
1006 if (old_widget
&& old_widget
->wcontainer
){
1007 new_widget
->wcontainer
= old_widget
->wcontainer
;
1008 new_widget
->area
= old_widget
->area
;
1011 /* We use replace to keep the circular list of the dialog in the */
1012 /* same state. Maybe we could just kill it and then replace it */
1013 if (midnight_dlg
&& old_widget
){
1014 dlg_replace_widget (midnight_dlg
, old_widget
, panels
[num
].widget
);
1016 if (type
== view_listing
){
1018 left_panel
= (WPanel
*) new_widget
;
1020 right_panel
= (WPanel
*) new_widget
;
1023 if (type
== view_tree
)
1024 the_tree
= (WTree
*) new_widget
;
1026 /* Prevent current_panel's value from becoming invalid.
1027 * It's just a quick hack to prevent segfaults. Comment out and
1029 * - select left panel
1030 * - invoke menue left/tree
1031 * - as long as you stay in the left panel almost everything that uses
1032 * cpanel causes segfault, e.g. C-Enter, C-x c, ...
1035 if (type
!= view_listing
)
1036 if (cpanel
== (WPanel
*) old_widget
)
1037 current_panel
= num
== 0 ? right_panel
: left_panel
;
1040 /* This routine is deeply sticked to the two panels idea.
1041 What should it do in more panels. ANSWER - don't use it
1042 in any multiple panels environment. */
1048 WPanel
*panel1
, *panel2
;
1052 #ifdef HAVE_PORTABLE_TOKEN_PASTING
1053 #define panelswap(e) panel.##e = panel1->##e; panel1->##e = panel2->##e; panel2->##e = panel.##e;
1054 #define panelswapstr(e) strcpy (panel.##e, panel1->##e); strcpy (panel1->##e, panel2->##e); strcpy (panel2->##e, panel.##e);
1056 #define panelswap(e) panel./**/e = panel1->/**/e; panel1->/**/e = panel2->/**/e; panel2->/**/e = panel./**/e;
1057 #define panelswapstr(e) strcpy (panel./**/e, panel1->/**/e); strcpy (panel1->/**/e, panel2->/**/e); strcpy (panel2->/**/e, panel./**/e);
1061 #define panelswap(x) panel. x = panel1-> x; panel1-> x = panel2-> x; panel2-> x = panel. x;
1063 #define panelswapstr(e) strcpy (panel. e, panel1-> e); \
1064 strcpy (panel1-> e, panel2-> e); \
1065 strcpy (panel2-> e, panel. e);
1066 panel1
= (WPanel
*) panels
[0].widget
;
1067 panel2
= (WPanel
*) panels
[1].widget
;
1068 if (panels
[0].type
== view_listing
&& panels
[1].type
== view_listing
) {
1069 /* Change everything except format/sort/panel_name etc. */
1076 panelswap (dirs_marked
);
1078 panelswap (top_file
);
1079 panelswap (selected
);
1080 panelswap (is_panelized
);
1081 panelswap (dir_stat
);
1083 panel1
->searching
= 0;
1084 panel2
->searching
= 0;
1085 if (cpanel
== panel1
)
1086 current_panel
= panel2
;
1088 current_panel
= panel1
;
1089 if (midnight_dlg
->current
->widget
== panels
[0].widget
)
1090 dlg_select_widget (midnight_dlg
, (void *) panels
[1].widget
);
1091 else if (midnight_dlg
->current
->widget
== panels
[1].widget
)
1092 dlg_select_widget (midnight_dlg
, (void *) panels
[0].widget
);
1096 tmp_panel
=right_panel
;
1097 right_panel
=left_panel
;
1098 left_panel
=tmp_panel
;
1100 if (panels
[0].type
== view_listing
) {
1101 if (!strcmp (panel1
->panel_name
, get_nth_panel_name (0))) {
1102 g_free (panel1
->panel_name
);
1103 panel1
->panel_name
= g_strdup (get_nth_panel_name (1));
1106 if (panels
[1].type
== view_listing
) {
1107 if (!strcmp (panel2
->panel_name
, get_nth_panel_name (1))) {
1108 g_free (panel2
->panel_name
);
1109 panel2
->panel_name
= g_strdup (get_nth_panel_name (0));
1113 tmp
.x
= panels
[0].widget
->x
;
1114 tmp
.y
= panels
[0].widget
->y
;
1115 tmp
.cols
= panels
[0].widget
->cols
;
1116 tmp
.lines
= panels
[0].widget
->lines
;
1118 panels
[0].widget
->x
= panels
[1].widget
->x
;
1119 panels
[0].widget
->y
= panels
[1].widget
->y
;
1120 panels
[0].widget
->cols
= panels
[1].widget
->cols
;
1121 panels
[0].widget
->lines
= panels
[1].widget
->lines
;
1123 panels
[1].widget
->x
= tmp
.x
;
1124 panels
[1].widget
->y
= tmp
.y
;
1125 panels
[1].widget
->cols
= tmp
.cols
;
1126 panels
[1].widget
->lines
= tmp
.lines
;
1128 tmp_widget
= panels
[0].widget
;
1129 panels
[0].widget
= panels
[1].widget
;
1130 panels
[1].widget
= tmp_widget
;
1131 tmp_type
= panels
[0].type
;
1132 panels
[0].type
= panels
[1].type
;
1133 panels
[1].type
= tmp_type
;
1137 int get_display_type (int index
)
1139 return panels
[index
].type
;
1142 Widget
*get_panel_widget (int index
)
1144 return panels
[index
].widget
;
1147 int get_current_index (void)
1149 if (panels
[0].widget
== ((Widget
*) cpanel
))
1155 int get_other_index (void)
1157 return !get_current_index ();
1160 /* Returns the view type for the current panel/view */
1161 int get_current_type (void)
1163 if (panels
[0].widget
== (Widget
*) cpanel
)
1164 return panels
[0].type
;
1166 return panels
[1].type
;
1169 /* Returns the view type of the unselected panel */
1170 int get_other_type (void)
1172 if (panels
[0].widget
== (Widget
*) cpanel
)
1173 return panels
[1].type
;
1175 return panels
[0].type
;