1150 lines
26 KiB
C
1150 lines
26 KiB
C
#ifndef NO_POSIX_SOURCE
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#undef _POSIX_SOURCE
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#define _POSIX_SOURCE 1
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#undef _POSIX_C_SOURCE
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#define _POSIX_C_SOURCE 2
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#endif
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <assert.h>
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#include <ctype.h>
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#include <limits.h>
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#ifdef ENABLE_UTF8
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#include <ncursesw/curses.h>
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#else
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#include <curses.h>
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#endif
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#include <errno.h>
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#include <pwd.h>
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#include <termios.h>
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#include <signal.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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extern char *strdup(const char* s);
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#include <string.h>
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#include <unistd.h>
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#ifdef NEED_BCOPY
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#define memmove(dst,src,len) bcopy(src,dst,len)
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#endif
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#ifdef OLD_REALLOC
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#define realloc(s,l) myrealloc(s,l)
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#endif
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#ifdef DMALLOC
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#include "dmalloc.h"
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#endif
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#include "complete.h"
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#include "default.h"
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#include "display.h"
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#include "eval.h"
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#include "main.h"
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#include "misc.h"
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#include "sheet.h"
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#include "utf8.h"
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static Key wgetc(void);
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/* redraw -- redraw whole screen */
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static void redraw(void)
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{
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(void)touchwin(curscr);
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(void)wrefresh(curscr);
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}
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/* do_attribute -- set cell attributes */
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static int do_attribute(Sheet *cursheet)
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{
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MenuChoice mainmenu[5];
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MenuChoice adjmenu[11];
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MarkState ms;
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const char *prompt;
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int c;
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/* create menus */
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adjmenu[0].str = _("lL)eft"); adjmenu[0].c='\0';
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adjmenu[1].str = _("rR)ight"); adjmenu[1].c='\0';
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adjmenu[2].str = _("cC)entered"); adjmenu[2].c='\0';
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adjmenu[3].str = _("11).23e1 <-> 12.3"); adjmenu[3].c='\0';
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adjmenu[4].str = _("pP)recision"); adjmenu[4].c='\0';
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adjmenu[5].str = _("sS)hadow"); adjmenu[5].c='\0';
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adjmenu[6].str = _("bB)old"); adjmenu[6].c='\0';
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adjmenu[7].str = _("uU)nderline"); adjmenu[7].c='\0';
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adjmenu[8].str = _("oO)utput special characters"); adjmenu[8].c='\0';
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adjmenu[9].str = (char*)0;
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mainmenu[0].str = _("rR)epresentation"); mainmenu[0].c='\0';
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mainmenu[1].str = _("lL)abel"); mainmenu[1].c='\0';
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mainmenu[2].str = _("oLo)ck"); mainmenu[2].c='\0';
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mainmenu[3].str = _("iI)gnore"); mainmenu[3].c='\0';
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mainmenu[4].str = (char*)0;
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do
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{
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ms = getmarkstate(cursheet);
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if (ms == UNMARKED) prompt = _("Cell attribute");
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else prompt = _("Block attribute");
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c = line_menu(prompt, mainmenu, 0);
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/* There is a magic number "2" in the next line, presumably it represents
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the selection of the lock attribute in the list of items above, in which
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lock does indeed appear at index 2
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*/
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if (ms == UNMARKED && c != 2 && locked(curcell(cursheet)))
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line_msg(_("Cell attribute:"),_("Cell is locked"));
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else
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{
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switch (c)
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{
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case -2:
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case -1: c = KEY_CANCEL; break;
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case 0:
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{
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switch (c = line_menu(prompt, adjmenu,0))
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{
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case -2:
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case -1: c = K_INVALID; break;
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case 0: c = ADJUST_LEFT; break;
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case 1: c = ADJUST_RIGHT; break;
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case 2: c = ADJUST_CENTER; break;
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case 3: c = ADJUST_SCIENTIFIC; break;
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case 4: c = ADJUST_PRECISION; break;
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case 5: c = ADJUST_SHADOW; break;
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case 6: c = ADJUST_BOLD; break;
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case 7: c = ADJUST_UNDERLINE; break;
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case 8: c = ADJUST_TRANSPARENT; break;
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default: assert(0);
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}
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break;
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}
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case 1: c = ADJUST_LABEL; break;
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case 2: c = ADJUST_LOCK; break;
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case 3: c = ADJUST_IGNORE; break;
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default: assert(0);
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}
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}
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} while (c == K_INVALID);
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if (c == KEY_CANCEL) c = K_INVALID;
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return c;
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}
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/* do_file -- file menu */
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static int do_file(Sheet *cursheet)
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{
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MenuChoice menu[4];
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int c;
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menu[0].str = _("lL)oad"); menu[0].c='\0';
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menu[1].str = _("sS)ave"); menu[1].c='\0';
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menu[2].str = _("nN)ame"); menu[2].c='\0';
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menu[3].str = (char*)0;
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c=0;
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do
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{
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switch (c=line_menu(_("File:"),menu,0))
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{
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case -2:
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case -1: c = KEY_CANCEL; break;
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case 0: c = K_LOADMENU; break;
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case 1: c = K_SAVEMENU; break;
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case 2: c = K_NAME; break;
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default: assert(0);
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}
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} while (c == K_INVALID);
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if (c == KEY_CANCEL) c = K_INVALID;
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return c;
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}
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/* do_shell -- spawn a shell */
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static int do_shell(void)
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{
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pid_t pid;
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struct sigaction interrupt;
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refresh();
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interrupt.sa_flags=0;
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sigemptyset(&interrupt.sa_mask);
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interrupt.sa_handler=SIG_IGN;
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sigaction(SIGINT,&interrupt,(struct sigaction *)0);
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sigaction(SIGQUIT,&interrupt,(struct sigaction *)0);
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switch (pid=fork())
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{
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/* -1 */
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case -1: line_msg(_("Spawn sub shell"),strerror(errno)); break;
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/* 0 */
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case 0:
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{
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const char *shell;
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if ((shell=getenv("SHELL"))==(const char*)0)
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{
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struct passwd *pwd;
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if ((pwd=getpwuid(getuid()))==(struct passwd*)0)
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{
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shell="/bin/sh";
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}
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else
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{
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shell=pwd->pw_shell;
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}
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}
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line_msg((const char*)0,_("Sub shell started"));
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move(LINES-1,0);
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curs_set(1);
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refresh();
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reset_shell_mode();
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puts("\n");
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interrupt.sa_handler=SIG_DFL;
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sigaction(SIGINT,&interrupt,(struct sigaction *)0);
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sigaction(SIGQUIT,&interrupt,(struct sigaction *)0);
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execl(shell,shell,(const char*)0);
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exit(127);
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break;
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}
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/* default */
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default:
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{
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pid_t r;
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int status;
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while ((r=wait(&status))!=-1 && r!=pid);
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reset_prog_mode();
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interrupt.sa_handler=SIG_DFL;
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sigaction(SIGINT,&interrupt,(struct sigaction *)0);
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sigaction(SIGQUIT,&interrupt,(struct sigaction *)0);
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clear();
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refresh();
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curs_set(0);
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redraw();
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}
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}
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return -1;
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}
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/* do_block -- block menu */
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static int do_block(Sheet *cursheet)
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{
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MenuChoice block[9];
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int c;
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block[0].str = _("ecle)ar"); block[0].c='\0';
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block[1].str = _("iI)nsert"); block[1].c='\0';
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block[2].str = _("dD)elete"); block[2].c='\0';
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block[3].str = _("mM)ove"); block[3].c='\0';
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block[4].str = _("cC)opy"); block[4].c='\0';
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block[5].str = _("fF)ill"); block[5].c='\0';
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block[6].str = _("sS)ort"); block[6].c='\0';
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block[7].str = _("rMir)ror"); block[7].c='\0';
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block[8].str = (char*)0;
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c=0;
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do
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{
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switch (c=line_menu(_("Block menu:"),block,0))
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{
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case -2:
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case -1: c = KEY_CANCEL; break;
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case 0: c = BLOCK_CLEAR; break;
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case 1: c = BLOCK_INSERT; break;
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case 2: c = BLOCK_DELETE; break;
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case 3: c = BLOCK_MOVE; break;
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case 4: c = BLOCK_COPY; break;
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case 5: c = BLOCK_FILL; break;
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case 6: c = BLOCK_SORT; break;
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case 7: c = BLOCK_MIRROR; break;
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}
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} while (c == K_INVALID);
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if (c == KEY_CANCEL) c = K_INVALID;
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return c;
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}
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int show_menu(Sheet *cursheet)
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{
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MenuChoice menu[9];
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int c = K_INVALID;
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menu[0].str = _("aA)ttributes"); menu[0].c='\0';
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menu[1].str = _("wW)idth"); menu[1].c='\0';
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menu[2].str = _("bB)lock"); menu[2].c='\0';
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menu[3].str = _("fF)ile"); menu[3].c='\0';
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menu[4].str = _("gG)oto"); menu[4].c='\0';
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menu[5].str = _("sS)hell"); menu[5].c='\0';
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menu[6].str = _("vV)ersion"); menu[6].c='\0';
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menu[7].str = _("qQ)uit"); menu[7].c='\0';
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menu[8].str = (char*)0;
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do
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{
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switch (c=line_menu(_("Main menu:"),menu,0))
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{
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case -2:
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case -1: c = KEY_CANCEL; break;
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case 0: c = do_attribute(cursheet); break;
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case 1: c = K_COLWIDTH; break;
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case 2: c = do_block(cursheet); break;
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case 3: c = do_file(cursheet); break;
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case 4: c = K_GOTO; break;
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case 5: do_shell(); c = KEY_CANCEL; break;
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case 6: c = K_ABOUT; break;
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case 7: c = K_QUIT; break;
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default: assert(0);
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}
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} while (c == K_INVALID);
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if (c == KEY_CANCEL) c = K_INVALID;
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return c;
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}
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/* do_bg -- background teapot */
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static void do_bg(void)
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{
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struct termios t;
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if (tcgetattr(0,&t)==0 && t.c_cc[VSUSP]!=_POSIX_VDISABLE)
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{
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line_msg((const char*)0,_("Teapot stopped"));
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move(LINES-1,0);
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curs_set(1);
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refresh();
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reset_shell_mode();
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puts("\n");
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kill(getpid(),SIGSTOP);
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clear();
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refresh();
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reset_prog_mode();
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curs_set(0);
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}
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else line_msg((const char*)0,_("The susp character is undefined"));
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}
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void display_main(Sheet *cursheet)
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{
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Key k;
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int quit = 0;
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cursheet->maxx=COLS;
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cursheet->maxy=LINES-1;
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do
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{
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quit = 0;
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redraw_sheet(cursheet);
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k=wgetc();
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wmove(stdscr,LINES-1,0);
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wclrtoeol(stdscr);
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switch ((int)k)
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{
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case KEY_SUSPEND:
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case '\032': do_bg(); k = K_INVALID; break;
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case '\014': redraw(); k = K_INVALID; break;
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case KEY_F(0):
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case KEY_F(10): k = show_menu(cursheet); break;
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}
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} while (k == K_INVALID || !do_sheetcmd(cursheet,k,0) || doanyway(cursheet,_("Sheet modified, leave anyway?"))!=1);
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}
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#define CHANNEL_MAX 1000
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typedef short CursesColor[3];
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void display_init(Sheet *cursheet, int always_redraw)
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{
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initscr();
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start_color();
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init_color(DefaultCN[BACKGROUND], CHANNEL_MAX, CHANNEL_MAX, CHANNEL_MAX);
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assume_default_colors(COLOR_BLACK, DefaultCN[BACKGROUND]);
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if (debug_level > 1)
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printf("Terminal has colors: %d, #colors:%d, #pairs:%d",
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has_colors(), COLORS, COLOR_PAIRS);
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curs_set(0);
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noecho();
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raw();
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nonl();
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keypad(stdscr,TRUE);
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clear();
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refresh();
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#ifdef HAVE_TYPEAHEAD
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if (always_redraw) typeahead(-1);
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#endif
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/* allocate and initialize the palette */
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if (COLORS < cursheet->max_colors) { cursheet->max_colors = COLORS; }
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cursheet->palette = (void *)malloc(cursheet->max_colors*sizeof(CursesColor));
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memset(cursheet->palette, '\0', cursheet->max_colors*sizeof(CursesColor));
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CursesColor *palt = (CursesColor *)(cursheet->palette);
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for (size_t i = 0; i <= DefaultCN[BACKGROUND]; ++i)
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(void)color_content(i, &(palt[i][0]), &(palt[i][1]), &(palt[i][2]));
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}
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void display_end(Sheet* sheet)
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{
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curs_set(1);
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echo();
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noraw();
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refresh();
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endwin();
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free(sheet->palette);
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}
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void redraw_cell(Sheet *sheet, const Location at )
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{
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redraw_sheet(sheet);
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}
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/* redraw_sheet -- draw a sheet with cell cursor */
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void redraw_sheet(Sheet *sheet)
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{
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int width,col,x,y,again;
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char pbuf[80];
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char *buf=malloc(128);
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size_t bufsz=128;
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const char *label;
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Location tmp;
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Cell *cell;
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MarkState ms;
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char *err;
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char moveonly;
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assert(sheet!=(Sheet*)0);
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assert(IN_OCTANT(sheet->cur));
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assert(sheet->offx>=0);
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assert(sheet->offy>=0);
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/* correct offsets to keep cursor visible */
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while (shadowed(curcell(sheet)))
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{
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--(sheet->cur[X]);
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assert(sheet->cur[X] >= 0);
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}
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if (sheet->cur[Y] - sheet->offy > (sheet->maxy - 2 - header))
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sheet->offy = sheet->cur[Y] - sheet->maxy + 2 + header;
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if (sheet->cur[Y] < sheet->offy) sheet->offy = sheet->cur[Y];
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if (sheet->cur[X] < sheet->offx) sheet->offx = sheet->cur[X];
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do
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{
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again=0;
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for (width = 4*header, x = sheet->offx, col=0;
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width <= sheet->maxx;
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width += columnwidth(sheet, x, sheet->cur[Z]), ++x, ++col);
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--col;
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sheet->width = col;
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if (sheet->cur[X] != sheet->offx)
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{
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if (col==0) { ++sheet->offx; again=1; }
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else if (sheet->cur[X] - sheet->offx >= col) {
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++sheet->offx; again=1;
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}
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}
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} while (again);
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unsigned short curcp = 1;
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init_pair(curcp, DefaultCN[FOREGROUND], COLOR_YELLOW);
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if (header) {
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(void)wattron(stdscr,DEF_NUMBER);
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/* draw x numbers */
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for (width=4; width < sheet->maxx; ++width)
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mvwaddch(stdscr, 0+sheet->oriy, sheet->orix+width,
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(chtype)(unsigned char)' ');
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for (width=4, x=sheet->offx; width<sheet->maxx; width+=col,++x)
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{
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unsigned short usecp = 0;
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if (x == sheet->cur[X]) usecp = curcp;
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col = columnwidth(sheet, x, sheet->cur[Z]);
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if (bufsz<(size_t)(col*UTF8SZ+1)) buf=realloc(buf,bufsz=(size_t)(col*UTF8SZ+1));
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snprintf(buf,bufsz,"%d",x);
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if (mbslen(buf)>col) {
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buf[col-1]='$';
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buf[col]='\0';
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}
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adjust(CENTER,buf,(size_t)col);
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assert(sheet->maxx>=width);
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if ((sheet->maxx-width)<col) buf[sheet->maxx-width]='\0';
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wcolor_set(stdscr, usecp, NULL);
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mvwaddstr(stdscr,sheet->oriy,sheet->orix+width,buf);
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wcolor_set(stdscr, 0, NULL);
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}
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/* draw y numbers */
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for (y=1; y<(sheet->maxy-1); ++y) {
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unsigned short usecp = 0;
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int realy = y-1+sheet->offy;
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if (realy == sheet->cur[Y]) usecp = curcp;
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wcolor_set(stdscr, usecp, NULL);
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(void)mvwprintw(stdscr,sheet->oriy+y,sheet->orix,"%-4d",y-1+sheet->offy);
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wcolor_set(stdscr, 0, NULL);
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}
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(void)wattroff(stdscr,DEF_NUMBER);
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/* draw z number */
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(void)mvwprintw(stdscr, sheet->oriy, sheet->orix, "%3d", sheet->cur[Z]);
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}
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++curcp;
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/* draw elements */
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for (y=header; y<sheet->maxy-1; ++y)
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for (width = 4*header, x = sheet->offx;
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width < sheet->maxx;
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width += columnwidth(sheet, x, sheet->cur[Z]),++x)
|
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{
|
|
size_t size,realsize,fill,cutoff;
|
|
int realx;
|
|
|
|
realx = x;
|
|
cutoff = 0;
|
|
if (x == sheet->offx)
|
|
while (SHADOWEDC(sheet,realx,y-header+sheet->offy,sheet->cur[Z]))
|
|
{
|
|
--realx;
|
|
cutoff+=columnwidth(sheet, realx, sheet->cur[Z]);
|
|
}
|
|
tmp[X] = realx; tmp[Y] = y - header + sheet->offy;
|
|
tmp[Z] = sheet->cur[Z]; cell = safe_cell_at(sheet, tmp);
|
|
if ((size = cellwidth(sheet, tmp)))
|
|
{
|
|
bool invert;
|
|
|
|
if (bufsz < (size*UTF8SZ+1))
|
|
buf = realloc(buf, bufsz=(size*UTF8SZ+1));
|
|
printvalue(buf, (size*UTF8SZ+1), size, quote, getscientific(cell),
|
|
getprecision(cell), sheet, tmp);
|
|
adjust(getadjust(cell), buf, size);
|
|
assert(size>=cutoff);
|
|
if (width+((int)(size-cutoff)) >= sheet->maxx)
|
|
{
|
|
*(buf+cutoff+sheet->maxx-width)='\0';
|
|
realsize=sheet->maxx-width+cutoff;
|
|
}
|
|
else realsize=size;
|
|
ms = getmarkstate(sheet);
|
|
invert =
|
|
(ms != UNMARKED) && loc_in_box(tmp, sheet->mark1, sheet->mark2);
|
|
if (x == sheet->cur[X] && (y-header+sheet->offy) == sheet->cur[Y])
|
|
invert = (ms == MARKING) ? true : !invert;
|
|
if (invert) (void)wattron(stdscr,DEF_CELLCURSOR);
|
|
if (isbold(cell)) wattron(stdscr,A_BOLD);
|
|
if (underlined(cell)) wattron(stdscr,A_UNDERLINE);
|
|
(void)mvwaddstr(stdscr,sheet->oriy+y,sheet->orix+width,buf+cutoff);
|
|
for (fill=mbslen(buf+cutoff); fill<realsize; ++fill)
|
|
(void)waddch(stdscr,(chtype)(unsigned char)' ');
|
|
wstandend(stdscr);
|
|
}
|
|
}
|
|
|
|
/* draw contents of current element */
|
|
if (bufsz < (unsigned int)(sheet->maxx*UTF8SZ+1))
|
|
buf = realloc(buf,bufsz=(sheet->maxx*UTF8SZ+1));
|
|
label = getlabel(curcell(sheet));
|
|
assert(label != (const char*)0);
|
|
moveonly = sheet->moveonly ? *_("V") : *_("E");
|
|
if (*label=='\0')
|
|
sprintf(pbuf, "%c @(%d,%d,%d)=", moveonly,
|
|
sheet->cur[X], sheet->cur[Y], sheet->cur[Z]);
|
|
else sprintf(pbuf, "%c @(%s)=", moveonly, label);
|
|
(void)strncpy(buf,pbuf,bufsz);
|
|
buf[bufsz-1] = 0;
|
|
if ((err=geterror(sheet,sheet->cur)) != (const char*)0)
|
|
{
|
|
(void)strncpy(buf, err, bufsz);
|
|
free(err);
|
|
}
|
|
else
|
|
{
|
|
cell = curcell(sheet);
|
|
print(buf+strlen(buf), bufsz-strlen(buf), 0, 1, getscientific(cell),
|
|
-1, getcont(cell, BASE));
|
|
if (getcont(cell, ITERATIVE) && mbslen(buf) < (size_t)(sheet->maxx+1-4))
|
|
{
|
|
strcat(buf," -> ");
|
|
print(buf+strlen(buf), bufsz-strlen(buf), 0, 1,
|
|
getscientific(cell), -1, getcont(cell, ITERATIVE));
|
|
}
|
|
}
|
|
*mbspos(buf, sheet->maxx) = 0;
|
|
(void)mvwaddstr(stdscr,sheet->oriy+sheet->maxy-1,sheet->orix,buf);
|
|
for (col=mbslen(buf); col<sheet->maxx; ++col) (void)waddch(stdscr,' ');
|
|
}
|
|
|
|
|
|
/* line_file -- line editor function for file name entry */
|
|
const char *line_file(const char *file, const char *pattern, const char *title, int create)
|
|
{
|
|
static char buf[PATH_MAX] = "";
|
|
int rc;
|
|
size_t dummy1 = 0, dummy2 = 0;
|
|
|
|
if (file) strncpy(buf, file, sizeof(buf));
|
|
buf[sizeof(buf)-1] = 0;
|
|
rc = line_edit((Sheet*)0, buf, sizeof(buf), title, &dummy1, &dummy2);
|
|
if (rc < 0) return NULL;
|
|
return buf;
|
|
}
|
|
|
|
|
|
/* line_edit -- line editor function */
|
|
int line_edit(Sheet *sheet, char *buf, size_t size, const char *prompt, size_t *x, size_t *offx)
|
|
{
|
|
size_t promptlen;
|
|
char *src, *dest;
|
|
int i,mx,my,insert;
|
|
chtype c;
|
|
|
|
assert(buf!=(char*)0);
|
|
assert(prompt!=(char*)0);
|
|
assert(x!=(size_t*)0);
|
|
assert(offx!=(size_t*)0);
|
|
|
|
(void)curs_set(1);
|
|
mx=COLS;
|
|
my=LINES;
|
|
promptlen=mbslen(prompt)+1;
|
|
(void)mvwaddstr(stdscr,LINES-1,0,prompt); (void)waddch(stdscr,(chtype)(unsigned char)' ');
|
|
insert=1;
|
|
|
|
do {
|
|
/* correct offx to cursor stays visible */
|
|
if (*x<*offx) *offx=*x;
|
|
if ((*x-*offx)>(mx-promptlen-1)) *offx=*x-mx+promptlen+1;
|
|
|
|
/* display buffer */
|
|
(void)wmove(stdscr,LINES-1,(int)promptlen);
|
|
src = mbspos(buf, *offx);
|
|
dest = mbspos(buf, *offx+COLS-promptlen);
|
|
for (; *src && src < dest; src++) (void)waddch(stdscr,(chtype)(unsigned char)(*src));
|
|
if (i!=mx) (void)wclrtoeol(stdscr);
|
|
|
|
/* show cursor */
|
|
(void)wmove(stdscr,LINES-1,(int)(*x-*offx+promptlen));
|
|
|
|
src = dest = mbspos(buf, *x);
|
|
c=wgetc();
|
|
if (sheet!=(Sheet*)0 && sheet->moveonly) switch (c) {
|
|
/* ^o -- switch back to line editor */
|
|
case '\t':
|
|
case '\017': sheet->moveonly=0; break;
|
|
|
|
/* v -- insert value of current cell */
|
|
case 'v': {
|
|
char valbuf[1024];
|
|
|
|
printvalue(valbuf, sizeof(valbuf), 0, 1,
|
|
getscientific(curcell(sheet)), -1,
|
|
sheet, sheet->cur);
|
|
if (strlen(buf)+strlen(valbuf) >= (size-1)) break;
|
|
(void)memmove(src+strlen(valbuf), src, strlen(src));
|
|
(void)memcpy(src, valbuf, strlen(valbuf));
|
|
(*x) += mbslen(valbuf);
|
|
break;
|
|
}
|
|
|
|
/* p -- insert position of current cell */
|
|
case 'p': {
|
|
char valbuf[1024];
|
|
|
|
sprintf(valbuf, "(%d,%d,%d)",
|
|
sheet->cur[X], sheet->cur[Y], sheet->cur[Z]);
|
|
if (strlen(buf)+strlen(valbuf) >= (size-1)) break;
|
|
(void)memmove(src+strlen(valbuf), src, strlen(src));
|
|
(void)memcpy(src, valbuf, strlen(valbuf));
|
|
(*x) += mbslen(valbuf);
|
|
break;
|
|
}
|
|
|
|
/* default -- move around in sheet */
|
|
default:
|
|
(void)do_sheetcmd(sheet,c,1);
|
|
redraw_sheet(sheet);
|
|
break;
|
|
|
|
} else switch (c) {
|
|
/* UP */
|
|
case K_UP: break;
|
|
|
|
/* LEFT */
|
|
case K_LEFT: if (*x > 0) (*x)--; break;
|
|
|
|
/* RIGHT */
|
|
case K_RIGHT: if (*x < mbslen(buf)) (*x)++; break;
|
|
|
|
/* BACKSPACE */
|
|
case K_BACKSPACE:
|
|
if (*x > 0) {
|
|
memmove(mbspos(src, -1), src, strlen(src)+1);
|
|
(*x)--;
|
|
}
|
|
break;
|
|
|
|
/* C-i -- file name completion */
|
|
case '\t':
|
|
completefile(buf, src, size);
|
|
break;
|
|
|
|
/* DC */
|
|
case K_DC:
|
|
src = mbspos(dest, 1);
|
|
if (*x < strlen(buf)) memmove(dest, src, strlen(src)+1);
|
|
break;
|
|
|
|
/* HOME */
|
|
case K_HOME:
|
|
*x = 0;
|
|
break;
|
|
|
|
/* END */
|
|
case K_END:
|
|
*x = mbslen(buf);
|
|
break;
|
|
|
|
/* IC */
|
|
case KEY_IC:
|
|
insert=1-insert;
|
|
break;
|
|
|
|
/* EIC */
|
|
case KEY_EIC:
|
|
insert=0;
|
|
break;
|
|
|
|
/* control t */
|
|
case '\024':
|
|
if (*x > 0) {
|
|
char c, *end;
|
|
|
|
dest = mbspos(src, -1);
|
|
if (*x == mbslen(buf)) {
|
|
src = dest;
|
|
dest = mbspos(src, -1);
|
|
(*x)--;
|
|
}
|
|
end = mbspos(src, 1);
|
|
|
|
while (src != end) {
|
|
c = *src;
|
|
memmove(dest+1, dest, src-dest);
|
|
*dest = c;
|
|
src++;
|
|
dest++;
|
|
}
|
|
(*x)++;
|
|
}
|
|
break;
|
|
|
|
/* control backslash */
|
|
case '\034': {
|
|
int level;
|
|
char open = 0, close = 0, dir = 1;
|
|
|
|
switch (*dest) {
|
|
case ')': dir = -1;
|
|
case '(': open = '('; close = ')'; break;
|
|
case '}': dir = -1;
|
|
case '{': open = '{'; close = '}'; break;
|
|
case ']': dir = -1;
|
|
case '[': open = '['; close = ']'; break;
|
|
default: break;
|
|
}
|
|
|
|
level = dir;
|
|
while (*dest && level) {
|
|
dest += dir;
|
|
if (*dest == open) level--;
|
|
else if (*dest == close) level++;
|
|
}
|
|
if (!level) *x = mbslen(buf)-mbslen(dest);
|
|
break;
|
|
}
|
|
|
|
/* DL */
|
|
case KEY_DL:
|
|
*src = '\0';
|
|
break;
|
|
|
|
/* control o */
|
|
case '\017':
|
|
if (sheet!=(Sheet*)0) sheet->moveonly=1;
|
|
break;
|
|
|
|
/* default */
|
|
default:
|
|
if (((unsigned int)c) < ' ' || ((unsigned int)c) >= 256) break;
|
|
if (strlen(buf) >= (size-1)) {
|
|
if (is_mbcont(c)) {
|
|
dest = mbspos(src, -1);
|
|
memmove(dest, src, strlen(src)+1);
|
|
}
|
|
break;
|
|
}
|
|
if (insert || is_mbcont(c)) memmove(src+1, src, strlen(src)+1);
|
|
else {
|
|
if (is_mbchar(*src)) memmove(src+1, mbspos(src, 1), strlen(mbspos(src, 1))+1);
|
|
if (!*src) *(src+1) = '\0';
|
|
}
|
|
*src = (char)c;
|
|
if (!is_mbcont(c)) (*x)++;
|
|
break;
|
|
}
|
|
|
|
} while (c != K_ENTER && c != KEY_CANCEL && (c != K_UP || (sheet!=(Sheet*)0 && sheet->moveonly)));
|
|
|
|
if (sheet) sheet->moveonly=0;
|
|
(void)curs_set(0);
|
|
(void)wmove(stdscr,LINES-1,0);
|
|
(void)wclrtoeol(stdscr);
|
|
|
|
switch (c) {
|
|
case KEY_CANCEL: return -1;
|
|
case K_UP: return -2;
|
|
default: return 0;
|
|
}
|
|
}
|
|
|
|
/* line_ok -- one line yes/no menu */
|
|
int line_ok(const char *prompt, int curx)
|
|
{
|
|
|
|
MenuChoice menu[3];
|
|
|
|
assert(curx==0 || curx==1);
|
|
|
|
menu[0].str = _("nN)o"); menu[0].c='\0';
|
|
menu[1].str = _("yY)es"); menu[1].c='\0';
|
|
menu[2].str=(char*)0;
|
|
return line_menu(prompt, menu, curx);
|
|
}
|
|
|
|
/* line_binary -- two choices with cancel */
|
|
int line_binary(const char *prompt, const char* op1, const char* op2, int curx)
|
|
{
|
|
|
|
MenuChoice menu[4];
|
|
int result;
|
|
|
|
assert(curx==0 || curx==1);
|
|
|
|
menu[0].str = _("cC)ancel");
|
|
menu[1].str = op1; menu[0].c='\0';
|
|
menu[2].str = op2; menu[1].c='\0';
|
|
menu[3].str = (char*)0;
|
|
return line_menu(prompt, menu, curx+1) - 1;
|
|
}
|
|
|
|
/* line_menu -- one line menu */
|
|
/* Notes */
|
|
/*
|
|
|
|
The choices are terminated by the last element having a (const char*)str
|
|
field. Each item can be chosen by tolower(*str) or by the key stored in
|
|
the c field. Use a space as first character of str, if you only want the
|
|
function key to work.
|
|
|
|
*/
|
|
|
|
int line_menu(const char *prompt, const MenuChoice *choice, int curx)
|
|
{
|
|
|
|
int maxx,x,width,offx;
|
|
chtype c;
|
|
size_t promptlen;
|
|
|
|
|
|
|
|
assert(prompt!=(const char*)0);
|
|
assert(choice!=(const MenuChoice*)0);
|
|
assert(curx>=0);
|
|
|
|
mvwaddstr(stdscr,LINES-1,0,prompt);
|
|
promptlen = mbslen(prompt);
|
|
for (maxx=0; (choice+maxx)->str!=(const char*)0; ++maxx);
|
|
offx=0;
|
|
do
|
|
{
|
|
(void)wmove(stdscr,LINES-1,(int)promptlen);
|
|
/* correct offset so choice is visible */
|
|
if (curx<=offx) offx=curx;
|
|
else do
|
|
{
|
|
for (width=promptlen,x=offx; x<maxx && width+((int)mbslen((choice+x)->str+1))+1<=COLS; width+=((int)(mbslen((choice+x)->str)))+1,++x);
|
|
--x;
|
|
if (x<curx) ++offx;
|
|
} while (x<curx);
|
|
|
|
/* show visible choices */
|
|
for (width=promptlen,x=offx; x<maxx && width+((int)mbslen((choice+x)->str+1))+1<=COLS; width+=mbslen((choice+x)->str+1)+1,++x)
|
|
{
|
|
(void)waddch(stdscr,(chtype)(unsigned char)' ');
|
|
if (x==curx) (void)wattron(stdscr,DEF_MENU);
|
|
(void)waddstr(stdscr,(char*)(choice+x)->str+1);
|
|
if (x==curx) (void)wattroff(stdscr,DEF_MENU);
|
|
}
|
|
|
|
if (width<COLS) (void)wclrtoeol(stdscr);
|
|
switch (c=wgetc())
|
|
{
|
|
/* KEY_LEFT -- move to previous item */
|
|
case K_BACKSPACE:
|
|
case K_LEFT: if (curx>0) --curx; else curx=maxx-1; break;
|
|
|
|
/* Space, Tab, KEY_RIGHT -- move to next item */
|
|
case ' ':
|
|
case '\t':
|
|
case K_RIGHT: if (curx<(maxx-1)) ++curx; else curx=0; break;
|
|
|
|
/* default -- search choice keys */
|
|
default:
|
|
{
|
|
int i;
|
|
|
|
for (i=0; (choice+i)->str!=(const char*)0; ++i)
|
|
{
|
|
if ((c<256 && tolower(c)==*((choice+i)->str)) || (choice+i)->c==c)
|
|
{
|
|
c=K_ENTER;
|
|
curx=i;
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|
|
while (c!=K_ENTER && c!=K_DOWN && c!=KEY_CANCEL && c!=K_UP);
|
|
(void)wmove(stdscr,LINES-1,0);
|
|
(void)wclrtoeol(stdscr);
|
|
switch (c)
|
|
{
|
|
case KEY_CANCEL: return -1;
|
|
case K_UP: return -2;
|
|
default: return curx;
|
|
}
|
|
}
|
|
|
|
/* line_msg -- one line message which will be cleared by someone else */
|
|
void line_msg(const char *prompt, const char *msg)
|
|
{
|
|
|
|
int width;
|
|
|
|
|
|
|
|
assert(msg!=(const char*)0);
|
|
if (!*msg) msg = _("Use F0, F10 or / for menu");
|
|
|
|
if (!batch)
|
|
{
|
|
width=1;
|
|
mvwaddch(stdscr,LINES-1,0,(chtype)(unsigned char)'[');
|
|
if (prompt!=(const char*)0)
|
|
{
|
|
for (; width<COLS && *prompt!='\0'; ++width,++prompt) (void)waddch(stdscr,(chtype)(unsigned char)(*prompt));
|
|
if (width<COLS) { (void)waddch(stdscr,(chtype)(unsigned char)' '); ++width; }
|
|
}
|
|
for (; width<COLS && *msg!='\0'; ++width,++msg) (void)waddch(stdscr,(chtype)(unsigned char)(*msg));
|
|
if (width<COLS) (void)waddch(stdscr,(chtype)(unsigned char)']');
|
|
if (width+1<COLS) (void)wclrtoeol(stdscr);
|
|
}
|
|
else
|
|
{
|
|
if (prompt) fprintf(stderr,_("line %u: %s %s\n"),batchln,prompt,msg);
|
|
else fprintf(stderr,_("line %u: %s\n"),batchln,msg);
|
|
exit(1);
|
|
}
|
|
}
|
|
|
|
|
|
void show_text(const char *text)
|
|
{
|
|
int i;
|
|
char *end, *stripped;
|
|
|
|
stripped = striphtml(text);
|
|
text = stripped-1;
|
|
|
|
while (text) {
|
|
(void)clear();
|
|
for (i = 0; i < LINES-2 && text; i++) {
|
|
end = strchr(++text, '\n');
|
|
if (*text == '\f') break;
|
|
if (end) *end = 0;
|
|
(void)move(i,(COLS-mbslen(text))/2);
|
|
(void)addstr(text);
|
|
text = end;
|
|
}
|
|
(void)move(i+1, (COLS-29)/2); (void)addstr(_("[ Press any key to continue ]"));
|
|
(void)refresh();
|
|
(void)getch();
|
|
}
|
|
|
|
free(stripped);
|
|
}
|
|
|
|
/* keypressed -- get keypress, if there is one */
|
|
int keypressed(void)
|
|
{
|
|
(void)nodelay(stdscr,TRUE);
|
|
if (getch()==ERR)
|
|
{
|
|
(void)nodelay(stdscr,FALSE);
|
|
return 0;
|
|
}
|
|
else
|
|
{
|
|
(void)nodelay(stdscr,FALSE);
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
|
|
/* wgetc */
|
|
static Key wgetc(void)
|
|
{
|
|
|
|
chtype c;
|
|
|
|
|
|
doupdate();
|
|
refresh();
|
|
switch (c=wgetch(stdscr))
|
|
{
|
|
/* LEFT */
|
|
case KEY_LEFT:
|
|
case '\02': return K_LEFT;
|
|
|
|
/* RIGHT */
|
|
case KEY_RIGHT:
|
|
case '\06': return K_RIGHT;
|
|
|
|
/* UP */
|
|
case KEY_UP:
|
|
case '\020': return K_UP;
|
|
|
|
/* DOWN */
|
|
case KEY_DOWN:
|
|
case '\016': return K_DOWN;
|
|
|
|
/* BACKSPACE */
|
|
case KEY_BACKSPACE:
|
|
case '\010': return K_BACKSPACE;
|
|
|
|
/* DC */
|
|
case KEY_DC:
|
|
case '\04':
|
|
case '\177': return K_DC;
|
|
|
|
/* CANCEL */
|
|
case '\03':
|
|
case '\07': return KEY_CANCEL;
|
|
|
|
/* ENTER */
|
|
case KEY_ENTER:
|
|
case '\r':
|
|
case '\n': return K_ENTER;
|
|
|
|
/* HOME */
|
|
case KEY_HOME:
|
|
case '\01': return K_HOME;
|
|
|
|
/* END */
|
|
case KEY_END:
|
|
case '\05': return K_END;
|
|
|
|
/* DL */
|
|
case '\013': return KEY_DL;
|
|
|
|
/* NPAGE */
|
|
case KEY_NPAGE:
|
|
case '\026': return K_NPAGE;
|
|
|
|
/* PPAGE */
|
|
case KEY_PPAGE: return K_PPAGE;
|
|
|
|
/* Control Y, copy */
|
|
case '\031': return K_COPY;
|
|
|
|
/* Control R, recalculate sheet */
|
|
case '\022': return K_RECALC;
|
|
|
|
/* Control S, clock sheet */
|
|
case '\023': return K_CLOCK;
|
|
|
|
/* Control X, get one more key */
|
|
case '\030':
|
|
{
|
|
switch (wgetch(stdscr))
|
|
{
|
|
/* C-x < -- BPAGE */
|
|
case KEY_PPAGE:
|
|
case '<': return K_BPAGE;
|
|
|
|
/* C-x > -- FPAGE */
|
|
case KEY_NPAGE:
|
|
case '>': return K_FPAGE;
|
|
|
|
/* C-x C-c -- QUIT */
|
|
case '\03': return K_QUIT;
|
|
|
|
/* C-x C-s -- SAVE */
|
|
case '\023': return K_SAVE;
|
|
|
|
/* C-x C-r -- LOAD */
|
|
case '\022': return K_LOAD;
|
|
|
|
/* default -- INVALID, general invalid value */
|
|
default: return K_INVALID;
|
|
|
|
}
|
|
}
|
|
|
|
/* ESC, get one more key */
|
|
case '\033':
|
|
{
|
|
switch (wgetch(stdscr))
|
|
{
|
|
/* M-v -- PPAGE */
|
|
case 'v': return K_PPAGE;
|
|
|
|
/* M-Enter -- MENTER */
|
|
case KEY_ENTER:
|
|
case '\r':
|
|
case '\n': return K_MENTER;
|
|
|
|
/* M-z -- SAVEQUIT */
|
|
case 'z': return K_SAVEQUIT;
|
|
|
|
/* default -- INVALID, general invalid value */
|
|
default: return K_INVALID;
|
|
|
|
}
|
|
}
|
|
|
|
/* _("Load sheet file format:") */
|
|
case KEY_F(2): return K_LOADMENU;
|
|
|
|
/* _("Save sheet file format:") */
|
|
case KEY_F(3): return K_SAVEMENU;
|
|
|
|
/* default */
|
|
default: return c;
|
|
|
|
}
|
|
}
|
|
|
|
|
|
void find_helpfile(char *buf, int size, const char *argv0)
|
|
{
|
|
strncpy(buf, HELPFILE, size);
|
|
buf[size-1] = 0;
|
|
}
|