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comparison mcabber/src/screen.c @ 98:f20831f7d349

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[/trunk] Changeset 112 by mikael * Completion system enabled for commands. It almost works! ;-)
author mikael
date Wed, 20 Apr 2005 20:35:48 +0000
parents 9e6b7897ec37
children 7fffb8a6b229
comparison
equal deleted inserted replaced
97:191f4d00d19b 98:f20831f7d349
43 int update_roster; 43 int update_roster;
44 44
45 static char inputLine[INPUTLINE_LENGTH+1]; 45 static char inputLine[INPUTLINE_LENGTH+1];
46 static char *ptr_inputline; 46 static char *ptr_inputline;
47 static short int inputline_offset; 47 static short int inputline_offset;
48 static int completion_started;
48 49
49 50
50 /* Funciones */ 51 /* Funciones */
51 52
52 int scr_WindowWidth(WINDOW * win) 53 int scr_WindowWidth(WINDOW * win)
580 581
581 update_panels(); 582 update_panels();
582 doupdate(); 583 doupdate();
583 } 584 }
584 585
586 // which_row()
587 // Tells which row our cursor is in, in the command line.
588 // -1 -> normal text
589 // 0 -> command
590 // 1 -> parameter 1 (etc.)
591 int which_row(void)
592 {
593 int row = -1;
594 char *p;
595 int quote = FALSE;
596
597 // Not a command?
598 if ((ptr_inputline == inputLine) || (inputLine[0] != '/'))
599 return -1;
600
601 // This is a command
602 row = 0;
603 for (p = inputLine ; p < ptr_inputline ; p++) {
604 if (quote) {
605 if (*p == '"' && *(p-1) != '\\')
606 quote = FALSE;
607 continue;
608 }
609 if (*p == '"' && *(p-1) != '\\') {
610 quote = TRUE;
611 } else if (*p == ' ' && *(p-1) != ' ')
612 row++;
613 }
614 return row;
615 }
616
617 void scr_insert_text(const char *text)
618 {
619 char tmpLine[INPUTLINE_LENGTH+1];
620 int len = strlen(text);
621 // Check the line isn't too long
622 if (strlen(inputLine) + len >= INPUTLINE_LENGTH) {
623 scr_LogPrint("Cannot insert text, line too long.");
624 return;
625 }
626
627 strcpy(tmpLine, ptr_inputline);
628 strcpy(ptr_inputline, text); ptr_inputline += len;
629 strcpy(ptr_inputline, tmpLine);
630 }
631
632 void scr_handle_tab(void)
633 {
634 int row;
635 row = which_row();
636
637 if (row == -1) return; // No completion if no leading slash
638
639 if (row == 0) { // Command completion
640 if (!completion_started) {
641 GSList *list = compl_get_category_list(COMPL_CMD);
642 if (list) {
643 const char *cchar;
644 char *prefix = g_strndup(&inputLine[1], ptr_inputline-inputLine);
645 new_completion(prefix, list);
646 cchar = complete();
647 if (cchar)
648 scr_insert_text(cchar);
649 g_free(prefix);
650 completion_started = TRUE;
651 }
652 } else {
653 char *c;
654 const char *cchar;
655 guint back = cancel_completion();
656 // Remove $back chars
657 ptr_inputline -= back;
658 c = ptr_inputline;
659 for ( ; *c ; c++)
660 *c = *(c+back);
661 // Now complete again
662 cchar = complete();
663 if (cchar)
664 scr_insert_text(cchar);
665 }
666 return;
667 }
668 scr_LogPrint("I'm unable to complete that yet");
669 }
670
671 void scr_cancel_current_completion(void)
672 {
673 char *c;
674 guint back = cancel_completion();
675 // Remove $back chars
676 ptr_inputline -= back;
677 c = ptr_inputline;
678 for ( ; *c ; c++)
679 *c = *(c+back);
680 }
681
682 void scr_end_current_completion(void)
683 {
684 done_completion();
685 completion_started = FALSE;
686 scr_LogPrint("Freeing completion data");
687 }
688
585 // check_offset(int direction) 689 // check_offset(int direction)
586 // Check inputline_offset value, and make sure the cursor is inside the 690 // Check inputline_offset value, and make sure the cursor is inside the
587 // screen. 691 // screen.
588 inline void check_offset(int direction) 692 inline void check_offset(int direction)
589 { 693 {
643 case KEY_RIGHT: 747 case KEY_RIGHT:
644 if (*ptr_inputline) 748 if (*ptr_inputline)
645 ptr_inputline++; 749 ptr_inputline++;
646 check_offset(1); 750 check_offset(1);
647 break; 751 break;
752 case 7: // Ctrl-g
753 scr_cancel_current_completion();
754 scr_end_current_completion();
755 check_offset(-1);
756 break;
648 case 9: // Tab 757 case 9: // Tab
649 scr_LogPrint("I'm unable to complete yet"); 758 scr_handle_tab();
759 check_offset(0);
650 break; 760 break;
651 case '\n': // Enter 761 case '\n': // Enter
652 chatmode = TRUE; 762 chatmode = TRUE;
653 if (inputLine[0] == 0) { 763 if (inputLine[0] == 0) {
654 scr_ShowBuddyWindow(); 764 scr_ShowBuddyWindow();
709 break; 819 break;
710 default: 820 default:
711 scr_LogPrint("Unkown key=%d", key); 821 scr_LogPrint("Unkown key=%d", key);
712 } 822 }
713 } 823 }
824 if (completion_started && key != 9)
825 scr_end_current_completion();
714 mvwprintw(inputWnd, 0,0, "%s", inputLine + inputline_offset); 826 mvwprintw(inputWnd, 0,0, "%s", inputLine + inputline_offset);
715 wclrtoeol(inputWnd); 827 wclrtoeol(inputWnd);
716 if (*ptr_inputline) { 828 if (*ptr_inputline) {
717 wmove(inputWnd, 0, ptr_inputline - (char*)&inputLine - inputline_offset); 829 wmove(inputWnd, 0, ptr_inputline - (char*)&inputLine - inputline_offset);
718 } 830 }