rexy712/nano-with-linefolding
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bindings: with --modern, use ^H for Help when the terminal allows it

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Also, allow using ^H (or ^N) for exiting from Help too.
This commit is contained in:
Benno Schulenberg 2023-02-23 16:43:48 +01:00
parent c32828bb13
commit 26c75a6828
1 changed files with 8 additions and 2 deletions
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10
src/global.c
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@ -24,6 +24,7 @@
#include <ctype.h>
#include <string.h>
#include <strings.h>
#include <term.h>
/* Global variables. */
#ifndef NANO_TINY
@ -704,6 +705,10 @@ void shortcut_init(void)
#endif
#endif /* ENABLE_HELP */
/* If Backspace is not ^H, then ^H can be used for Help. */
char *bsp_string = tgetstr("kb", NULL);
char *help_key = (bsp_string && *bsp_string != 0x08) ? "^H" : "^N";
#ifdef ENABLE_HELP
#define WHENHELP(description) description
#else
@ -1168,14 +1173,14 @@ void shortcut_init(void)
/* Link key combos to functions in certain menus. */
add_to_sclist(MMOST|MBROWSER, "^M", '\r', do_enter, 0);
add_to_sclist(MMOST|MBROWSER, "Enter", KEY_ENTER, do_enter, 0);
add_to_sclist(MMOST, "^H", '\b', do_backspace, 0);
add_to_sclist(MMOST, "Bsp", KEY_BACKSPACE, do_backspace, 0);
add_to_sclist(MMOST, "Sh-Del", SHIFT_DELETE, do_backspace, 0);
add_to_sclist(MMOST, "Del", KEY_DC, do_delete, 0);
add_to_sclist(MMOST, "^I", '\t', do_tab, 0);
add_to_sclist(MMOST, "Tab", '\t', do_tab, 0);
if (ISSET(MODERN_BINDINGS)) {
add_to_sclist((MMOST|MBROWSER) & ~MFINDINHELP, "^N", 0, do_help, 0);
add_to_sclist((MMOST|MBROWSER) & ~MFINDINHELP, help_key, 0, do_help, 0);
add_to_sclist(MHELP, help_key, 0, do_exit, 0);
add_to_sclist(MMAIN|MBROWSER|MHELP, "^Q", 0, do_exit, 0);
add_to_sclist(MMAIN, "^S", 0, do_savefile, 0);
add_to_sclist(MMAIN, "^W", 0, do_writeout, 0);
@ -1210,6 +1215,7 @@ void shortcut_init(void)
add_to_sclist(MMAIN|MBROWSER|MHELP|MLINTER, "^Y", 0, do_page_up, 0);
add_to_sclist(MMAIN|MBROWSER|MHELP|MLINTER, "^V", 0, do_page_down, 0);
add_to_sclist(MMAIN, "^C", 0, report_cursor_position, 0);
add_to_sclist(MMOST, "^H", '\b', do_backspace, 0);
add_to_sclist(MMOST, "^D", 0, do_delete, 0);
}
add_to_sclist(MMAIN, "Ins", KEY_IC, do_insertfile, 0);