1 // SPDX-License-Identifier: GPL-2.0+
3  *  textbox.c -- implements the text box
12 static void print_page(WINDOW *win, int height, int width, update_text_fn
13 		       update_text, void *data);
14 static void print_line(WINDOW *win, int row, int width);
28 			     void *data)  in refresh_text_box()  argument
30 	print_page(box, boxh, boxw, update_text, data);  in refresh_text_box()
40  * keys is a null-terminated array
45 		   update_text_fn update_text, void *data)  in dialog_textbox()  argument
48 	int height, width, boxh, boxw;  in dialog_textbox()  local
69 	getmaxyx(stdscr, height, width);  in dialog_textbox()
70 	if (height < TEXTBOX_HEIGTH_MIN || width < TEXTBOX_WIDTH_MIN)  in dialog_textbox()
71 		return -ERRDISPLAYTOOSMALL;  in dialog_textbox()
76 			height -= 4;  in dialog_textbox()
80 		width = initial_width;  in dialog_textbox()
82 		if (width > 5)  in dialog_textbox()
83 			width -= 5;  in dialog_textbox()
85 			width = 0;  in dialog_textbox()
88 	x = (getmaxx(stdscr) - width) / 2;  in dialog_textbox()
89 	y = (getmaxy(stdscr) - height) / 2;  in dialog_textbox()
91 	draw_shadow(stdscr, y, x, height, width);  in dialog_textbox()
93 	dialog = newwin(height, width, y, x);  in dialog_textbox()
97 	boxh = height - 4;  in dialog_textbox()
98 	boxw = width - 2;  in dialog_textbox()
106 	draw_box(dialog, 0, 0, height, width,  in dialog_textbox()
110 	mvwaddch(dialog, height - 3, 0, ACS_LTEE);  in dialog_textbox()
111 	for (i = 0; i < width - 2; i++)  in dialog_textbox()
117 	print_title(dialog, title, width);  in dialog_textbox()
119 	print_button(dialog, " Exit ", height - 2, width / 2 - 4, TRUE);  in dialog_textbox()
126 			 data);  in dialog_textbox()
146 						 data);  in dialog_textbox()
157 					 cur_x, update_text, data);  in dialog_textbox()
167 					 cur_x, update_text, data);  in dialog_textbox()
177 					 cur_x, update_text, data);  in dialog_textbox()
185 			back_lines(page_length - 1);  in dialog_textbox()
187 					 cur_x, update_text, data);  in dialog_textbox()
197 					 cur_x, update_text, data);  in dialog_textbox()
209 				hscroll--;  in dialog_textbox()
213 					 cur_x, update_text, data);  in dialog_textbox()
224 					 cur_x, update_text, data);  in dialog_textbox()
284 		page--;  in back_lines()
290 			page--;  in back_lines()
299 static void print_page(WINDOW *win, int height, int width, update_text_fn  in print_page()  argument
300 		       update_text, void *data)  in print_page()  argument
311 		update_text(buf, page - buf, end - buf, data);  in print_page()
316 		print_line(win, i, width);  in print_page()
328 static void print_line(WINDOW * win, int row, int width)  in print_line()  argument
336 	waddnstr(win, line, MIN(strlen(line), width - 2));  in print_line()
343 		for (i = 0; i < width - x; i++)  in print_line()
392 	percent = (page - buf) * 100 / strlen(buf);  in print_position()
393 	wmove(win, getmaxy(win) - 3, getmaxx(win) - 9);  in print_position()