665 lines
		
	
	
		
			15 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			665 lines
		
	
	
		
			15 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Copyright (C) 2008 Nir Tzachar <nir.tzachar@gmail.com?
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|  * Released under the terms of the GNU GPL v2.0.
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|  *
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|  * Derived from menuconfig.
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|  *
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|  */
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| #include "nconf.h"
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| #include "lkc.h"
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| 
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| /* a list of all the different widgets we use */
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| attributes_t attributes[ATTR_MAX+1] = {0};
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| 
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| /* available colors:
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|    COLOR_BLACK   0
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|    COLOR_RED     1
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|    COLOR_GREEN   2
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|    COLOR_YELLOW  3
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|    COLOR_BLUE    4
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|    COLOR_MAGENTA 5
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|    COLOR_CYAN    6
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|    COLOR_WHITE   7
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|    */
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| static void set_normal_colors(void)
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| {
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| 	init_pair(NORMAL, -1, -1);
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| 	init_pair(MAIN_HEADING, COLOR_MAGENTA, -1);
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| 
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| 	/* FORE is for the selected item */
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| 	init_pair(MAIN_MENU_FORE, -1, -1);
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| 	/* BACK for all the rest */
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| 	init_pair(MAIN_MENU_BACK, -1, -1);
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| 	init_pair(MAIN_MENU_GREY, -1, -1);
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| 	init_pair(MAIN_MENU_HEADING, COLOR_GREEN, -1);
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| 	init_pair(MAIN_MENU_BOX, COLOR_YELLOW, -1);
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| 
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| 	init_pair(SCROLLWIN_TEXT, -1, -1);
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| 	init_pair(SCROLLWIN_HEADING, COLOR_GREEN, -1);
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| 	init_pair(SCROLLWIN_BOX, COLOR_YELLOW, -1);
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| 
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| 	init_pair(DIALOG_TEXT, -1, -1);
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| 	init_pair(DIALOG_BOX, COLOR_YELLOW, -1);
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| 	init_pair(DIALOG_MENU_BACK, COLOR_YELLOW, -1);
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| 	init_pair(DIALOG_MENU_FORE, COLOR_RED, -1);
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| 
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| 	init_pair(INPUT_BOX, COLOR_YELLOW, -1);
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| 	init_pair(INPUT_HEADING, COLOR_GREEN, -1);
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| 	init_pair(INPUT_TEXT, -1, -1);
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| 	init_pair(INPUT_FIELD, -1, -1);
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| 
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| 	init_pair(FUNCTION_HIGHLIGHT, -1, -1);
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| 	init_pair(FUNCTION_TEXT, COLOR_YELLOW, -1);
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| }
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| 
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| /* available attributes:
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|    A_NORMAL        Normal display (no highlight)
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|    A_STANDOUT      Best highlighting mode of the terminal.
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|    A_UNDERLINE     Underlining
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|    A_REVERSE       Reverse video
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|    A_BLINK         Blinking
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|    A_DIM           Half bright
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|    A_BOLD          Extra bright or bold
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|    A_PROTECT       Protected mode
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|    A_INVIS         Invisible or blank mode
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|    A_ALTCHARSET    Alternate character set
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|    A_CHARTEXT      Bit-mask to extract a character
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|    COLOR_PAIR(n)   Color-pair number n
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|    */
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| static void normal_color_theme(void)
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| {
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| 	/* automatically add color... */
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| #define mkattr(name, attr) do { \
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| attributes[name] = attr | COLOR_PAIR(name); } while (0)
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| 	mkattr(NORMAL, NORMAL);
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| 	mkattr(MAIN_HEADING, A_BOLD | A_UNDERLINE);
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| 
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| 	mkattr(MAIN_MENU_FORE, A_REVERSE);
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| 	mkattr(MAIN_MENU_BACK, A_NORMAL);
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| 	mkattr(MAIN_MENU_GREY, A_NORMAL);
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| 	mkattr(MAIN_MENU_HEADING, A_BOLD);
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| 	mkattr(MAIN_MENU_BOX, A_NORMAL);
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| 
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| 	mkattr(SCROLLWIN_TEXT, A_NORMAL);
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| 	mkattr(SCROLLWIN_HEADING, A_BOLD);
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| 	mkattr(SCROLLWIN_BOX, A_BOLD);
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| 
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| 	mkattr(DIALOG_TEXT, A_BOLD);
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| 	mkattr(DIALOG_BOX, A_BOLD);
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| 	mkattr(DIALOG_MENU_FORE, A_STANDOUT);
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| 	mkattr(DIALOG_MENU_BACK, A_NORMAL);
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| 
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| 	mkattr(INPUT_BOX, A_NORMAL);
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| 	mkattr(INPUT_HEADING, A_BOLD);
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| 	mkattr(INPUT_TEXT, A_NORMAL);
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| 	mkattr(INPUT_FIELD, A_UNDERLINE);
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| 
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| 	mkattr(FUNCTION_HIGHLIGHT, A_BOLD);
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| 	mkattr(FUNCTION_TEXT, A_REVERSE);
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| }
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| 
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| static void no_colors_theme(void)
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| {
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| 	/* automatically add highlight, no color */
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| #define mkattrn(name, attr) { attributes[name] = attr; }
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| 
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| 	mkattrn(NORMAL, NORMAL);
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| 	mkattrn(MAIN_HEADING, A_BOLD | A_UNDERLINE);
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| 
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| 	mkattrn(MAIN_MENU_FORE, A_STANDOUT);
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| 	mkattrn(MAIN_MENU_BACK, A_NORMAL);
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| 	mkattrn(MAIN_MENU_GREY, A_NORMAL);
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| 	mkattrn(MAIN_MENU_HEADING, A_BOLD);
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| 	mkattrn(MAIN_MENU_BOX, A_NORMAL);
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| 
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| 	mkattrn(SCROLLWIN_TEXT, A_NORMAL);
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| 	mkattrn(SCROLLWIN_HEADING, A_BOLD);
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| 	mkattrn(SCROLLWIN_BOX, A_BOLD);
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| 
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| 	mkattrn(DIALOG_TEXT, A_NORMAL);
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| 	mkattrn(DIALOG_BOX, A_BOLD);
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| 	mkattrn(DIALOG_MENU_FORE, A_STANDOUT);
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| 	mkattrn(DIALOG_MENU_BACK, A_NORMAL);
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| 
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| 	mkattrn(INPUT_BOX, A_BOLD);
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| 	mkattrn(INPUT_HEADING, A_BOLD);
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| 	mkattrn(INPUT_TEXT, A_NORMAL);
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| 	mkattrn(INPUT_FIELD, A_UNDERLINE);
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| 
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| 	mkattrn(FUNCTION_HIGHLIGHT, A_BOLD);
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| 	mkattrn(FUNCTION_TEXT, A_REVERSE);
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| }
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| 
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| void set_colors(void)
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| {
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| 	start_color();
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| 	use_default_colors();
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| 	set_normal_colors();
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| 	if (has_colors()) {
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| 		normal_color_theme();
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| 	} else {
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| 		/* give defaults */
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| 		no_colors_theme();
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| 	}
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| }
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| 
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| 
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| /* this changes the windows attributes !!! */
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| void print_in_middle(WINDOW *win,
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| 		int starty,
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| 		int startx,
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| 		int width,
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| 		const char *string,
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| 		chtype color)
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| {      int length, x, y;
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| 	float temp;
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| 
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| 
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| 	if (win == NULL)
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| 		win = stdscr;
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| 	getyx(win, y, x);
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| 	if (startx != 0)
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| 		x = startx;
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| 	if (starty != 0)
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| 		y = starty;
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| 	if (width == 0)
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| 		width = 80;
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| 
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| 	length = strlen(string);
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| 	temp = (width - length) / 2;
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| 	x = startx + (int)temp;
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| 	(void) wattrset(win, color);
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| 	mvwprintw(win, y, x, "%s", string);
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| 	refresh();
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| }
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| 
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| int get_line_no(const char *text)
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| {
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| 	int i;
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| 	int total = 1;
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| 
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| 	if (!text)
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| 		return 0;
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| 
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| 	for (i = 0; text[i] != '\0'; i++)
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| 		if (text[i] == '\n')
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| 			total++;
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| 	return total;
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| }
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| 
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| const char *get_line(const char *text, int line_no)
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| {
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| 	int i;
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| 	int lines = 0;
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| 
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| 	if (!text)
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| 		return NULL;
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| 
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| 	for (i = 0; text[i] != '\0' && lines < line_no; i++)
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| 		if (text[i] == '\n')
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| 			lines++;
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| 	return text+i;
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| }
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| 
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| int get_line_length(const char *line)
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| {
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| 	int res = 0;
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| 	while (*line != '\0' && *line != '\n') {
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| 		line++;
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| 		res++;
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| 	}
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| 	return res;
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| }
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| 
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| /* print all lines to the window. */
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| void fill_window(WINDOW *win, const char *text)
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| {
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| 	int x, y;
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| 	int total_lines = get_line_no(text);
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| 	int i;
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| 
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| 	getmaxyx(win, y, x);
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| 	/* do not go over end of line */
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| 	total_lines = min(total_lines, y);
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| 	for (i = 0; i < total_lines; i++) {
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| 		char tmp[x+10];
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| 		const char *line = get_line(text, i);
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| 		int len = get_line_length(line);
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| 		strncpy(tmp, line, min(len, x));
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| 		tmp[len] = '\0';
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| 		mvwprintw(win, i, 0, "%s", tmp);
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| 	}
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| }
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| 
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| /* get the message, and buttons.
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|  * each button must be a char*
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|  * return the selected button
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|  *
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|  * this dialog is used for 2 different things:
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|  * 1) show a text box, no buttons.
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|  * 2) show a dialog, with horizontal buttons
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|  */
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| int btn_dialog(WINDOW *main_window, const char *msg, int btn_num, ...)
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| {
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| 	va_list ap;
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| 	char *btn;
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| 	int btns_width = 0;
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| 	int msg_lines = 0;
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| 	int msg_width = 0;
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| 	int total_width;
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| 	int win_rows = 0;
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| 	WINDOW *win;
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| 	WINDOW *msg_win;
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| 	WINDOW *menu_win;
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| 	MENU *menu;
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| 	ITEM *btns[btn_num+1];
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| 	int i, x, y;
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| 	int res = -1;
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| 
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| 
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| 	va_start(ap, btn_num);
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| 	for (i = 0; i < btn_num; i++) {
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| 		btn = va_arg(ap, char *);
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| 		btns[i] = new_item(btn, "");
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| 		btns_width += strlen(btn)+1;
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| 	}
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| 	va_end(ap);
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| 	btns[btn_num] = NULL;
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| 
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| 	/* find the widest line of msg: */
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| 	msg_lines = get_line_no(msg);
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| 	for (i = 0; i < msg_lines; i++) {
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| 		const char *line = get_line(msg, i);
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| 		int len = get_line_length(line);
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| 		if (msg_width < len)
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| 			msg_width = len;
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| 	}
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| 
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| 	total_width = max(msg_width, btns_width);
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| 	/* place dialog in middle of screen */
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| 	y = (getmaxy(stdscr)-(msg_lines+4))/2;
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| 	x = (getmaxx(stdscr)-(total_width+4))/2;
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| 
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| 
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| 	/* create the windows */
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| 	if (btn_num > 0)
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| 		win_rows = msg_lines+4;
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| 	else
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| 		win_rows = msg_lines+2;
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| 
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| 	win = newwin(win_rows, total_width+4, y, x);
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| 	keypad(win, TRUE);
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| 	menu_win = derwin(win, 1, btns_width, win_rows-2,
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| 			1+(total_width+2-btns_width)/2);
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| 	menu = new_menu(btns);
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| 	msg_win = derwin(win, win_rows-2, msg_width, 1,
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| 			1+(total_width+2-msg_width)/2);
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| 
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| 	set_menu_fore(menu, attributes[DIALOG_MENU_FORE]);
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| 	set_menu_back(menu, attributes[DIALOG_MENU_BACK]);
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| 
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| 	(void) wattrset(win, attributes[DIALOG_BOX]);
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| 	box(win, 0, 0);
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| 
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| 	/* print message */
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| 	(void) wattrset(msg_win, attributes[DIALOG_TEXT]);
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| 	fill_window(msg_win, msg);
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| 
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| 	set_menu_win(menu, win);
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| 	set_menu_sub(menu, menu_win);
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| 	set_menu_format(menu, 1, btn_num);
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| 	menu_opts_off(menu, O_SHOWDESC);
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| 	menu_opts_off(menu, O_SHOWMATCH);
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| 	menu_opts_on(menu, O_ONEVALUE);
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| 	menu_opts_on(menu, O_NONCYCLIC);
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| 	set_menu_mark(menu, "");
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| 	post_menu(menu);
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| 
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| 
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| 	touchwin(win);
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| 	refresh_all_windows(main_window);
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| 	while ((res = wgetch(win))) {
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| 		switch (res) {
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| 		case KEY_LEFT:
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| 			menu_driver(menu, REQ_LEFT_ITEM);
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| 			break;
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| 		case KEY_RIGHT:
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| 			menu_driver(menu, REQ_RIGHT_ITEM);
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| 			break;
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| 		case 10: /* ENTER */
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| 		case 27: /* ESCAPE */
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| 		case ' ':
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| 		case KEY_F(F_BACK):
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| 		case KEY_F(F_EXIT):
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| 			break;
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| 		}
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| 		touchwin(win);
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| 		refresh_all_windows(main_window);
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| 
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| 		if (res == 10 || res == ' ') {
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| 			res = item_index(current_item(menu));
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| 			break;
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| 		} else if (res == 27 || res == KEY_F(F_BACK) ||
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| 				res == KEY_F(F_EXIT)) {
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| 			res = KEY_EXIT;
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| 			break;
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| 		}
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| 	}
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| 
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| 	unpost_menu(menu);
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| 	free_menu(menu);
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| 	for (i = 0; i < btn_num; i++)
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| 		free_item(btns[i]);
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| 
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| 	delwin(win);
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| 	return res;
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| }
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| 
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| int dialog_inputbox(WINDOW *main_window,
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| 		const char *title, const char *prompt,
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| 		const char *init, char **resultp, int *result_len)
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| {
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| 	int prompt_lines = 0;
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| 	int prompt_width = 0;
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| 	WINDOW *win;
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| 	WINDOW *prompt_win;
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| 	WINDOW *form_win;
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| 	PANEL *panel;
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| 	int i, x, y, lines, columns, win_lines, win_cols;
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| 	int res = -1;
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| 	int cursor_position = strlen(init);
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| 	int cursor_form_win;
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| 	char *result = *resultp;
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| 
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| 	getmaxyx(stdscr, lines, columns);
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| 
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| 	if (strlen(init)+1 > *result_len) {
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| 		*result_len = strlen(init)+1;
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| 		*resultp = result = xrealloc(result, *result_len);
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| 	}
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| 
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| 	/* find the widest line of msg: */
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| 	prompt_lines = get_line_no(prompt);
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| 	for (i = 0; i < prompt_lines; i++) {
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| 		const char *line = get_line(prompt, i);
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| 		int len = get_line_length(line);
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| 		prompt_width = max(prompt_width, len);
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| 	}
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| 
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| 	if (title)
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| 		prompt_width = max(prompt_width, strlen(title));
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| 
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| 	win_lines = min(prompt_lines+6, lines-2);
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| 	win_cols = min(prompt_width+7, columns-2);
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| 	prompt_lines = max(win_lines-6, 0);
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| 	prompt_width = max(win_cols-7, 0);
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| 
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| 	/* place dialog in middle of screen */
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| 	y = (lines-win_lines)/2;
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| 	x = (columns-win_cols)/2;
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| 
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| 	strncpy(result, init, *result_len);
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| 
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| 	/* create the windows */
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| 	win = newwin(win_lines, win_cols, y, x);
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| 	prompt_win = derwin(win, prompt_lines+1, prompt_width, 2, 2);
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| 	form_win = derwin(win, 1, prompt_width, prompt_lines+3, 2);
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| 	keypad(form_win, TRUE);
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| 
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| 	(void) wattrset(form_win, attributes[INPUT_FIELD]);
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| 
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| 	(void) wattrset(win, attributes[INPUT_BOX]);
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| 	box(win, 0, 0);
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| 	(void) wattrset(win, attributes[INPUT_HEADING]);
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| 	if (title)
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| 		mvwprintw(win, 0, 3, "%s", title);
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| 
 | |
| 	/* print message */
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| 	(void) wattrset(prompt_win, attributes[INPUT_TEXT]);
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| 	fill_window(prompt_win, prompt);
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| 
 | |
| 	mvwprintw(form_win, 0, 0, "%*s", prompt_width, " ");
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| 	cursor_form_win = min(cursor_position, prompt_width-1);
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| 	mvwprintw(form_win, 0, 0, "%s",
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| 		  result + cursor_position-cursor_form_win);
 | |
| 
 | |
| 	/* create panels */
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| 	panel = new_panel(win);
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| 
 | |
| 	/* show the cursor */
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| 	curs_set(1);
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| 
 | |
| 	touchwin(win);
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| 	refresh_all_windows(main_window);
 | |
| 	while ((res = wgetch(form_win))) {
 | |
| 		int len = strlen(result);
 | |
| 		switch (res) {
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| 		case 10: /* ENTER */
 | |
| 		case 27: /* ESCAPE */
 | |
| 		case KEY_F(F_HELP):
 | |
| 		case KEY_F(F_EXIT):
 | |
| 		case KEY_F(F_BACK):
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| 			break;
 | |
| 		case 127:
 | |
| 		case KEY_BACKSPACE:
 | |
| 			if (cursor_position > 0) {
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| 				memmove(&result[cursor_position-1],
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| 						&result[cursor_position],
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| 						len-cursor_position+1);
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| 				cursor_position--;
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| 				cursor_form_win--;
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| 				len--;
 | |
| 			}
 | |
| 			break;
 | |
| 		case KEY_DC:
 | |
| 			if (cursor_position >= 0 && cursor_position < len) {
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| 				memmove(&result[cursor_position],
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| 						&result[cursor_position+1],
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| 						len-cursor_position+1);
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| 				len--;
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| 			}
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| 			break;
 | |
| 		case KEY_UP:
 | |
| 		case KEY_RIGHT:
 | |
| 			if (cursor_position < len) {
 | |
| 				cursor_position++;
 | |
| 				cursor_form_win++;
 | |
| 			}
 | |
| 			break;
 | |
| 		case KEY_DOWN:
 | |
| 		case KEY_LEFT:
 | |
| 			if (cursor_position > 0) {
 | |
| 				cursor_position--;
 | |
| 				cursor_form_win--;
 | |
| 			}
 | |
| 			break;
 | |
| 		case KEY_HOME:
 | |
| 			cursor_position = 0;
 | |
| 			cursor_form_win = 0;
 | |
| 			break;
 | |
| 		case KEY_END:
 | |
| 			cursor_position = len;
 | |
| 			cursor_form_win = min(cursor_position, prompt_width-1);
 | |
| 			break;
 | |
| 		default:
 | |
| 			if ((isgraph(res) || isspace(res))) {
 | |
| 				/* one for new char, one for '\0' */
 | |
| 				if (len+2 > *result_len) {
 | |
| 					*result_len = len+2;
 | |
| 					*resultp = result = realloc(result,
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| 								*result_len);
 | |
| 				}
 | |
| 				/* insert the char at the proper position */
 | |
| 				memmove(&result[cursor_position+1],
 | |
| 						&result[cursor_position],
 | |
| 						len-cursor_position+1);
 | |
| 				result[cursor_position] = res;
 | |
| 				cursor_position++;
 | |
| 				cursor_form_win++;
 | |
| 				len++;
 | |
| 			} else {
 | |
| 				mvprintw(0, 0, "unknown key: %d\n", res);
 | |
| 			}
 | |
| 			break;
 | |
| 		}
 | |
| 		if (cursor_form_win < 0)
 | |
| 			cursor_form_win = 0;
 | |
| 		else if (cursor_form_win > prompt_width-1)
 | |
| 			cursor_form_win = prompt_width-1;
 | |
| 
 | |
| 		wmove(form_win, 0, 0);
 | |
| 		wclrtoeol(form_win);
 | |
| 		mvwprintw(form_win, 0, 0, "%*s", prompt_width, " ");
 | |
| 		mvwprintw(form_win, 0, 0, "%s",
 | |
| 			result + cursor_position-cursor_form_win);
 | |
| 		wmove(form_win, 0, cursor_form_win);
 | |
| 		touchwin(win);
 | |
| 		refresh_all_windows(main_window);
 | |
| 
 | |
| 		if (res == 10) {
 | |
| 			res = 0;
 | |
| 			break;
 | |
| 		} else if (res == 27 || res == KEY_F(F_BACK) ||
 | |
| 				res == KEY_F(F_EXIT)) {
 | |
| 			res = KEY_EXIT;
 | |
| 			break;
 | |
| 		} else if (res == KEY_F(F_HELP)) {
 | |
| 			res = 1;
 | |
| 			break;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	/* hide the cursor */
 | |
| 	curs_set(0);
 | |
| 	del_panel(panel);
 | |
| 	delwin(prompt_win);
 | |
| 	delwin(form_win);
 | |
| 	delwin(win);
 | |
| 	return res;
 | |
| }
 | |
| 
 | |
| /* refresh all windows in the correct order */
 | |
| void refresh_all_windows(WINDOW *main_window)
 | |
| {
 | |
| 	update_panels();
 | |
| 	touchwin(main_window);
 | |
| 	refresh();
 | |
| }
 | |
| 
 | |
| /* layman's scrollable window... */
 | |
| void show_scroll_win(WINDOW *main_window,
 | |
| 		const char *title,
 | |
| 		const char *text)
 | |
| {
 | |
| 	int res;
 | |
| 	int total_lines = get_line_no(text);
 | |
| 	int x, y, lines, columns;
 | |
| 	int start_x = 0, start_y = 0;
 | |
| 	int text_lines = 0, text_cols = 0;
 | |
| 	int total_cols = 0;
 | |
| 	int win_cols = 0;
 | |
| 	int win_lines = 0;
 | |
| 	int i = 0;
 | |
| 	WINDOW *win;
 | |
| 	WINDOW *pad;
 | |
| 	PANEL *panel;
 | |
| 
 | |
| 	getmaxyx(stdscr, lines, columns);
 | |
| 
 | |
| 	/* find the widest line of msg: */
 | |
| 	total_lines = get_line_no(text);
 | |
| 	for (i = 0; i < total_lines; i++) {
 | |
| 		const char *line = get_line(text, i);
 | |
| 		int len = get_line_length(line);
 | |
| 		total_cols = max(total_cols, len+2);
 | |
| 	}
 | |
| 
 | |
| 	/* create the pad */
 | |
| 	pad = newpad(total_lines+10, total_cols+10);
 | |
| 	(void) wattrset(pad, attributes[SCROLLWIN_TEXT]);
 | |
| 	fill_window(pad, text);
 | |
| 
 | |
| 	win_lines = min(total_lines+4, lines-2);
 | |
| 	win_cols = min(total_cols+2, columns-2);
 | |
| 	text_lines = max(win_lines-4, 0);
 | |
| 	text_cols = max(win_cols-2, 0);
 | |
| 
 | |
| 	/* place window in middle of screen */
 | |
| 	y = (lines-win_lines)/2;
 | |
| 	x = (columns-win_cols)/2;
 | |
| 
 | |
| 	win = newwin(win_lines, win_cols, y, x);
 | |
| 	keypad(win, TRUE);
 | |
| 	/* show the help in the help window, and show the help panel */
 | |
| 	(void) wattrset(win, attributes[SCROLLWIN_BOX]);
 | |
| 	box(win, 0, 0);
 | |
| 	(void) wattrset(win, attributes[SCROLLWIN_HEADING]);
 | |
| 	mvwprintw(win, 0, 3, " %s ", title);
 | |
| 	panel = new_panel(win);
 | |
| 
 | |
| 	/* handle scrolling */
 | |
| 	do {
 | |
| 
 | |
| 		copywin(pad, win, start_y, start_x, 2, 2, text_lines,
 | |
| 				text_cols, 0);
 | |
| 		print_in_middle(win,
 | |
| 				text_lines+2,
 | |
| 				0,
 | |
| 				text_cols,
 | |
| 				"<OK>",
 | |
| 				attributes[DIALOG_MENU_FORE]);
 | |
| 		wrefresh(win);
 | |
| 
 | |
| 		res = wgetch(win);
 | |
| 		switch (res) {
 | |
| 		case KEY_NPAGE:
 | |
| 		case ' ':
 | |
| 		case 'd':
 | |
| 			start_y += text_lines-2;
 | |
| 			break;
 | |
| 		case KEY_PPAGE:
 | |
| 		case 'u':
 | |
| 			start_y -= text_lines+2;
 | |
| 			break;
 | |
| 		case KEY_HOME:
 | |
| 			start_y = 0;
 | |
| 			break;
 | |
| 		case KEY_END:
 | |
| 			start_y = total_lines-text_lines;
 | |
| 			break;
 | |
| 		case KEY_DOWN:
 | |
| 		case 'j':
 | |
| 			start_y++;
 | |
| 			break;
 | |
| 		case KEY_UP:
 | |
| 		case 'k':
 | |
| 			start_y--;
 | |
| 			break;
 | |
| 		case KEY_LEFT:
 | |
| 		case 'h':
 | |
| 			start_x--;
 | |
| 			break;
 | |
| 		case KEY_RIGHT:
 | |
| 		case 'l':
 | |
| 			start_x++;
 | |
| 			break;
 | |
| 		}
 | |
| 		if (res == 10 || res == 27 || res == 'q' ||
 | |
| 			res == KEY_F(F_HELP) || res == KEY_F(F_BACK) ||
 | |
| 			res == KEY_F(F_EXIT))
 | |
| 			break;
 | |
| 		if (start_y < 0)
 | |
| 			start_y = 0;
 | |
| 		if (start_y >= total_lines-text_lines)
 | |
| 			start_y = total_lines-text_lines;
 | |
| 		if (start_x < 0)
 | |
| 			start_x = 0;
 | |
| 		if (start_x >= total_cols-text_cols)
 | |
| 			start_x = total_cols-text_cols;
 | |
| 	} while (res);
 | |
| 
 | |
| 	del_panel(panel);
 | |
| 	delwin(win);
 | |
| 	refresh_all_windows(main_window);
 | |
| }
 | 
