/* ------------------------------------------------------------------ *//* font char/pixel conversion routines                                *//* ------------------------------------------------------------------ */static intalert_offset_from_baseline(font)Pixfont *font;{    if (font == NULL)    	return (0);    return (font->pf_char[32].pc_home.y); /* space char */}static intalert_text_width(font, str)    Pixfont	*font;    char	*str;{    struct pr_size    size;        size = pf_textwidth(strlen(str), font, str);    return (size.x);} static intalert_button_width(font, button)    Pixfont		*font;    button_handle	button;{    int text_width = alert_text_width(font, button->string);    return (text_width + ((button->is_yes) ? 16 : 12));}static Pw_pixel_cache *alert_drawbox(pw, rectp, rectsavep, fs)	struct pixwin	   *pw;	struct	rect	   *rectp;	struct	rect	   *rectsavep;	struct	fullscreen *fs;{	struct rect	 temp_rect;	Pw_pixel_cache	*bitmap_under;	Pw_pixel_cache	*pw_save_pixels();	int		 image_x_offset = 			 	IMAGE_OUTSIDE_BOX - (2 * MENU_BORDER);		struct	pixrect *pr;	struct rect	rect;	int	x,y;		/* XXX workaround */		temp_rect = *rectp;	rect = *rectp;	rect.r_width += SHADOW;	rect.r_height += SHADOW;	if ((bitmap_under = pw_save_pixels(pw, &rect)) == 0)		return(0);	*rectsavep = rect;	rect.r_width -= SHADOW;	rect.r_height -= SHADOW;	/*	 * shrink the surface to be prepared by the number of pixels that	 * are hanging outside of the alert_box.  This way, the pw_preparesurface	 * is called(clearing the underlying bits), some bits underneath the	 * "Big alert_box"(defined by the bounding rect that includes the	 * image don't simply get cleared.	 */	temp_rect.r_left += image_x_offset;	temp_rect.r_width -= image_x_offset;	/* draw shadow of prompt box */	pw_preparesurface(pw, &temp_rect);	rect.r_left += SHADOW;	rect.r_top += SHADOW;	pw_preparesurface(pw, &temp_rect);	rect.r_left -= SHADOW;	rect.r_top -= SHADOW;	pw_lock(pw, &alert_screen_rect); /* protect underling pr */	/* restore stuff bitmap_under shadow */	pr = pw_primary_cached_mpr(fs->fs_pixwin, bitmap_under);	pw_write(pw, rect.r_left+rect.r_width, rect.r_top + SHADOW,	    SHADOW, rect.r_height, PIX_SRC, pr,	    rect.r_width, SHADOW);	pw_write(pw, rect.r_left+SHADOW, rect.r_top + rect.r_height,	    rect.r_width,  SHADOW, PIX_SRC, pr,	    SHADOW, rect.r_height);	/* 	 * XXX Workaround for pw_replrop bug.  Get pixwin by hand instead	 */	/* pw_replrop(pw, rect.r_left + SHADOW, rect.r_top + SHADOW,	    rect.r_width, rect.r_height, PIX_SRC|PIX_DST, &alert_gray50_patch, 0, 0);	 */		/* draw drop shadow as source instead of OR (|PIX_DST) */	x = pw->pw_clipdata->pwcd_clipping.rl_bound.r_left;	y = pw->pw_clipdata->pwcd_clipping.rl_bound.r_top;	/* this rect includes a left-offset for the image */	pr_replrop(pw->pw_clipdata->pwcd_prsingle,	    rect.r_left + rect.r_width - x,	    rect.r_top + SHADOW - y,	    SHADOW, rect.r_height, PIX_SRC, 	    &alert_gray50_patch,	    rect.r_left + rect.r_width - x + image_x_offset, 	    rect.r_top + SHADOW - y);	pr_replrop(pw->pw_clipdata->pwcd_prsingle,	    rect.r_left + SHADOW - x + image_x_offset, 	    rect.r_top + rect.r_height - y,	    rect.r_width - SHADOW - image_x_offset,  SHADOW, PIX_SRC, 	    &alert_gray50_patch,	    rect.r_left + SHADOW - x + image_x_offset, 	    rect.r_top + rect.r_height - y);	/* draw border of prompt box */	pw_writebackground(pw, 	    rect.r_left + image_x_offset, 	    rect.r_top,	    rect.r_width - image_x_offset, 	    rect.r_height, PIX_SET);	rect_marginadjust(&rect, - (2 * MENU_BORDER));	pw_writebackground(pw, 	    rect.r_left + image_x_offset, 	    rect.r_top,	    rect.r_width - image_x_offset, 	    rect.r_height, PIX_CLR);	pw_unlock(pw);	*rectp = rect;	return(bitmap_under);}static voidalert_build_button(pw, rect, x, y, button, font)    struct pixwin		*pw;    struct rect			*rect;    int				x, y;    button_handle		button;    struct pixfont		*font;{    struct pr_prpos 	where;	/* where to write the string */    struct pr_size  	size;	/* size of the pixrect */    int			width, height;    char 		*string = button->string;    int			special = button->is_yes;        size = pf_textwidth(strlen(string), font, string);    width = size.x;    where.pr = (special) ?	mem_create(width + 16, size.y + 8, 1)      : mem_create(width + 12, size.y + 4, 1);    if (!where.pr)       return;    where.pos.x = (special) ?	 8 + (width - size.x) / 2       : 6 + (width - size.x) / 2;    where.pos.y = (special) ?	 4 + panel_fonthome(font)       : 2 + panel_fonthome(font);    (void)pf_text(where, PIX_SRC, font, string);       if (special) {	alert_yes_outline_button(where.pr);    } else alert_outline_button(where.pr);    width += ((special) ? 16 : 12);    height = size.y + ((special) ? 8 : 4);    button->button_rect.r_top = y;    button->button_rect.r_left = x;    button->button_rect.r_width = width;    button->button_rect.r_height = height;    pw_write(pw, x, y, width, height, PIX_SRC, where.pr, 0, 0);}/* returns 0 if fails to open fd */static intalert_get_fd(fd)    int	*fd;{    int		windowfd, result, parentlink, parentfd;    Inputmask	new_kbd_mask, new_pick_mask;    char	name[WIN_NAMESIZE];    if (alert_fd) {	*fd = alert_fd;	return(1);    }    windowfd = win_getnewwindow();    if (windowfd < 0)	return(0);    if (we_getparentwindow(name))	return(0);    if ((parentfd = open(name, O_RDONLY, 0)) < 0) 	return(0);    parentlink = win_nametonumber(name);    (void)win_setlink(windowfd, WL_PARENT, parentlink);    (void)win_getrect(parentfd, &alert_screen_rect);    close(parentfd);    (void)win_setrect(windowfd, &alert_screen_rect);    (void)input_imnull(&new_kbd_mask);    new_kbd_mask.im_flags |= IM_ASCII | IM_META | IM_NEGMETA | IM_NEGEVENT;    win_setinputcodebit(&new_kbd_mask, WIN_STOP);#ifdef ecd.help    (void)win_keymap_set_smask(windowfd, ACTION_HELP);    win_keymap_set_imask_from_std_bind(&new_kbd_mask, ACTION_HELP);#endif    (void)win_set_kbd_mask(windowfd, &new_kbd_mask);    (void)input_imnull(&new_pick_mask);    new_pick_mask.im_flags |= IM_NEGEVENT;    win_setinputcodebit(&new_pick_mask, WIN_STOP);    win_setinputcodebit(&new_pick_mask, MS_LEFT);    win_setinputcodebit(&new_pick_mask, MS_MIDDLE);    win_setinputcodebit(&new_pick_mask, MS_RIGHT);;    win_setinputcodebit(&new_pick_mask, LOC_DRAG);;    (void)win_set_pick_mask(windowfd, &new_pick_mask);    *fd = windowfd;    alert_fd = windowfd;    return (1);}static voidalert_outline_button(pr)register Pixrect *pr;/* outline_button draws an outline of a button in pr.*/{   int	x_left		= 0;   int	x_right		= pr->pr_size.x - 1;   int	y_top		= 0;   int	y_bottom	= pr->pr_size.y - 1;   int	x1		= 3;   int	x2		= x_right - 3;   int	y1		= 3;   int	y2		= y_bottom - 3;   /* horizontal lines */   (void)pr_vector(pr, x1, y_top, x2, y_top, PIX_SRC, 1);   (void)pr_vector(pr, x1, y_top + 1, x2, y_top + 1, PIX_SRC, 1);   (void)pr_vector(pr, x1, y_bottom, x2, y_bottom, PIX_SRC, 1);   (void)pr_vector(pr, x1, y_bottom - 1, x2, y_bottom - 1, PIX_SRC, 1);   /* vertical lines */   (void)pr_vector(pr, x_left, y1, x_left, y2, PIX_SRC, 1);   (void)pr_vector(pr, x_left + 1, y1, x_left + 1, y2, PIX_SRC, 1);   (void)pr_vector(pr, x_right, y1, x_right, y2, PIX_SRC, 1);   (void)pr_vector(pr, x_right - 1, y1, x_right - 1, y2, PIX_SRC, 1);   /* left corners */   (void)pr_vector(pr, x_left,     y1,     x1,     y_top, PIX_SRC, 1);   (void)pr_vector(pr, x_left + 1, y1,     x1 + 1, y_top, PIX_SRC, 1);   (void)pr_vector(pr, x_left + 1, y1 + 1, x1 + 2, y_top, PIX_SRC, 1);   (void)pr_vector(pr, x_left,     y2,     x1,     y_bottom, PIX_SRC, 1);   (void)pr_vector(pr, x_left + 1, y2,     x1 + 1, y_bottom, PIX_SRC, 1);   (void)pr_vector(pr, x_left + 1, y2 - 1, x1 + 2, y_bottom, PIX_SRC, 1);   /* right corners */   (void)pr_vector(pr, x_right,     y1,     x2,     y_top, PIX_SRC, 1);   (void)pr_vector(pr, x_right - 1, y1,     x2 - 1, y_top, PIX_SRC, 1);   (void)pr_vector(pr, x_right - 1, y1 + 1, x2 - 2, y_top, PIX_SRC, 1);   (void)pr_vector(pr, x_right,     y2,     x2,     y_bottom, PIX_SRC, 1);   (void)pr_vector(pr, x_right - 1, y2,     x2 - 1, y_bottom, PIX_SRC, 1);   (void)pr_vector(pr, x_right - 1, y2 - 1, x2 - 2, y_bottom, PIX_SRC, 1);}/* below draws a double, then single outlined button image */static voidalert_yes_outline_button(pr)register Pixrect *pr;{   int	x_left		= 0;   int	x_right		= pr->pr_size.x - 1;   int	y_top		= 0;   int	y_bottom	= pr->pr_size.y - 1;   int	x1		= 3;   int	x2		= x_right - 3;   int	y1		= 3;   int	y2		= y_bottom - 3;   /* top horizontal lines */   (void)pr_vector(	pr, x1,   y_top,     x2,   y_top,     PIX_SRC, 1); /*top, single*/   (void)pr_vector(	pr, x1,   y_top+1,   x2,   y_top+1,   PIX_SRC, 1); /*no blank line*/   (void)pr_vector(	pr, x1+1, y_top + 2, x2-1, y_top + 2, PIX_SRC, 1);/*1st dbl line*/   (void)pr_vector(	pr, x1+1, y_top + 3, x2-1, y_top + 3, PIX_SRC, 1);/*2nd dbl line*/   /* bottom horizontal lines */   (void)pr_vector(	pr, x1,   y_bottom,     x2,   y_bottom,     PIX_SRC, 1); /*bottom single*/   (void)pr_vector(	pr, x1,   y_bottom - 1, x2,   y_bottom - 1, PIX_SRC, 1); /*no blank line*/   (void)pr_vector(		pr, x1+1, y_bottom - 2, x2-1, y_bottom - 2, PIX_SRC, 1);/*1st above*/   (void)pr_vector(	pr, x1+1, y_bottom - 3, x2-1, y_bottom - 3, PIX_SRC, 1);/*2nd above*/   /* left vertical lines (left to right)*/   (void)pr_vector(pr, x_left,     y1, x_left,       y2, PIX_SRC, 1);   (void)pr_vector(pr, x_left+1,   y1, x_left+1,     y2, PIX_SRC, 1);   (void)pr_vector(pr, x_left + 2, y1+1, x_left + 2, y2-1, PIX_SRC, 1);   (void)pr_vector(pr, x_left + 3, y1+1, x_left + 3, y2-1, PIX_SRC, 1);   /* right vertical lines (right to left)*/   (void)pr_vector(pr, x_right,     y1,   x_right,     y2, PIX_SRC, 1);   (void)pr_vector(pr, x_right - 1, y1,   x_right - 1, y2, PIX_SRC, 1);   (void)pr_vector(pr, x_right - 2, y1+1, x_right - 2, y2-1, PIX_SRC, 1);   (void)pr_vector(pr, x_right - 3, y1+1, x_right - 3, y2-1, PIX_SRC, 1);   /* left top corners */   (void)pr_vector(pr, x_left,   y1,   x1,   y_top,   PIX_SRC, 1); /*single */   (void)pr_vector(pr, x_left+1, y1,   x1,   y_top+1, PIX_SRC, 1);    (void)pr_vector(pr, x_left+1, y1+1, x1+1, y_top+1, PIX_SRC, 1);   (void)pr_vector(pr, x_left+2, y1+1, x1+1, y_top+2, PIX_SRC, 1);    (void)pr_vector(pr, x_left+3, y1+1, x1+2, y_top+2, PIX_SRC, 1);   (void)pr_vector(pr, x_left+3, y1+2, x1+3, y_top+2, PIX_SRC, 1);   /* left bottom corners */   (void)pr_vector(pr, x_left,   y2,   x1,   y_bottom,   PIX_SRC, 1); /*single */   (void)pr_vector(pr, x_left+1, y2,   x1,   y_bottom-1, PIX_SRC, 1);    (void)pr_vector(pr, x_left+1, y2-1, x1+1, y_bottom-1, PIX_SRC, 1);    (void)pr_vector(pr, x_left+2, y2-1, x1+1, y_bottom-2, PIX_SRC, 1);   (void)pr_vector(pr, x_left+3, y2-1, x1+2, y_bottom-2, PIX_SRC, 1);   (void)pr_vector(pr, x_left+3, y2-2, x1+3, y_bottom-2, PIX_SRC, 1);   /* right top corners */   (void)pr_vector(pr, x_right,   y1,   x2,   y_top,   PIX_SRC, 1); /*single */   (void)pr_vector(pr, x_right-1, y1,   x2,   y_top+1, PIX_SRC, 1);    (void)pr_vector(pr, x_right-1, y1+1, x2-1, y_top+1, PIX_SRC, 1);    (void)pr_vector(pr, x_right-2, y1+1, x2-1, y_top+2, PIX_SRC, 1);   (void)pr_vector(pr, x_right-3, y1+1, x2-2, y_top+2, PIX_SRC, 1);   (void)pr_vector(pr, x_right-3, y1+2, x2-3, y_top+2, PIX_SRC, 1);   /* right bottom corners */   (void)pr_vector(pr, x_right,   y2,   x2,   y_bottom,   PIX_SRC, 1); /*single */   (void)pr_vector(pr, x_right-1, y2,   x2,   y_bottom-1, PIX_SRC, 1);    (void)pr_vector(pr, x_right-1, y2-1, x2-1, y_bottom-1, PIX_SRC, 1);    (void)pr_vector(pr, x_right-2, y2-1, x2-1, y_bottom-2, PIX_SRC, 1);   (void)pr_vector(pr, x_right-3, y2-1, x2-2, y_bottom-2, PIX_SRC, 1);   (void)pr_vector(pr, x_right-3, y2-2, x2-3, y_bottom-2, PIX_SRC, 1);}static voidalert_select_button(pw, button)    struct pixwin	*pw;    button_handle	button;{    if (!button)	return; /* just in case this sneaked by above */    pw_writebackground(pw,	button->button_rect.r_left, button->button_rect.r_top,	button->button_rect.r_width, button->button_rect.r_height,        PIX_NOT(PIX_DST)); /* invert button rectangle */}static voidalert_unselect_button(pw, button)    struct pixwin	*pw;    button_handle	button;{    (void)alert_select_button(pw, button);}static button_handlealert_button_for_event(alert, event)    register alert_handle	alert;    Event			*event;{    button_handle	curr;    int			x, y;    int			action = event_action(event);    if (alert->button_info == NULL)	return (NULL);    if ((action != MS_LEFT) && (action != LOC_DRAG))	return (NULL);    x = event->ie_locx; y = event->ie_locy;    for (curr = alert->button_info; curr; curr = curr->next) {	if (       (x >= curr->button_rect.r_left)		&& (x <= (curr->button_rect.r_left		    + curr->button_rect.r_width))		&& (y >= curr->button_rect.r_top)		&& (y <= (curr->button_rect.r_top		    + curr->button_rect.r_height)) ) { 	    return (curr);	}    }    return ((button_handle) 0);}static voidalert_do_bell(alert, fd)    alert_handle	alert;    int			fd;{    struct timeval wait;    if (!alert_use_audible_bell)	return;	    wait.tv_sec = 0;    wait.tv_usec = 100000;    if (!alert->dont_beep && (alert->beeps > 0)) {	int i = alert->beeps;	int cmd, kbdfd;	struct screen screen;	(void)win_screenget(fd, &screen);	if ((kbdfd = open(screen.scr_kbdname, O_RDWR, 0)) < 0)	    return;    	while (i--) {	    cmd = KBD_CMD_BELL;	    (void) ioctl(kbdfd, KIOCCMD, &cmd);	    (void)alert_blocking_wait(wait);	    cmd = KBD_CMD_NOBELL;	    (void) ioctl(kbdfd, KIOCCMD, &cmd);	}	(void)close(kbdfd);    }}/* below stolen from win_bell */static voidalert_blocking_wait(wait_tv)    struct timeval wait_tv;{    extern struct timeval ndet_tv_subt(); /* From notifier code */    struct timeval start_tv, now_tv, waited_tv;    int bits;    /* Get starting time */    (void)gettimeofday(&start_tv, (struct timezone *)0);    /* Wait */    while (timerisset(&wait_tv)) {    	/* Wait for awhile in select */    	bits = 0;    	(void) select(0, &bits, &bits, &bits, &wait_tv);    	/* Get current time */    	(void)gettimeofday(&now_tv, (struct timezone *)0);    	/* Compute how long waited */    	waited_tv = ndet_tv_subt(now_tv, start_tv);    	/* Subtract time waited from time left to wait */    	wait_tv = ndet_tv_subt(wait_tv, waited_tv);    }}#endif ecd.panel