89 lines
3 KiB
Text
89 lines
3 KiB
Text
$NetBSD: patch-ae,v 1.3 2000/07/28 20:30:11 jlam Exp $
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--- inputbox.c.orig Fri Aug 18 07:39:51 1995
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+++ inputbox.c Fri Jul 28 15:30:22 2000
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@@ -29,11 +29,21 @@
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dialog_inputbox (const char *title, const char *prompt, int height, int width,
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const char *init)
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{
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- int i, x, y, box_y, box_x, box_width;
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- int input_x = 0, scroll = 0, key = 0, button = -1;
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+ int i, j, x, y, box_y, box_x, box_width;
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+ int input_x = 0, d_scroll = 0, key = 0, button = -1;
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unsigned char *instr = dialog_input_result;
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WINDOW *dialog;
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+ /* Choose useful default height and width if they are negative */
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+ if (height < 0)
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+ height = strheight(prompt) + 4 + 2;
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+ if (width < 0) {
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+ i = strwidth(prompt);
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+ j = ((title != NULL) ? strwidth(title) : 0);
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+ width = MAX (i, j) + 4;
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+ }
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+ width = MAX (width, MIN_DIALOG_WIDTH);
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+
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/* center dialog box on screen */
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x = (COLS - width) / 2;
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y = (LINES - height) / 2;
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@@ -91,10 +101,10 @@
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strcpy (instr, init);
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input_x = strlen (instr);
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if (input_x >= box_width) {
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- scroll = input_x - box_width + 1;
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+ d_scroll = input_x - box_width + 1;
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input_x = box_width - 1;
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for (i = 0; i < box_width - 1; i++)
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- waddch (dialog, instr[scroll + i]);
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+ waddch (dialog, instr[d_scroll + i]);
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} else
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waddstr (dialog, instr);
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wmove (dialog, box_y, box_x + input_x);
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@@ -118,19 +128,19 @@
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continue;
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case KEY_BACKSPACE:
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case 127:
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- if (input_x || scroll) {
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+ if (input_x || d_scroll) {
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wattrset (dialog, inputbox_attr);
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if (!input_x) {
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- scroll = scroll < box_width - 1 ?
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- 0 : scroll - (box_width - 1);
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+ d_scroll = d_scroll < box_width - 1 ?
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+ 0 : d_scroll - (box_width - 1);
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wmove (dialog, box_y, box_x);
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for (i = 0; i < box_width; i++)
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- waddch (dialog, instr[scroll + input_x + i] ?
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- instr[scroll + input_x + i] : ' ');
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- input_x = strlen (instr) - scroll;
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+ waddch (dialog, instr[d_scroll + input_x + i] ?
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+ instr[d_scroll + input_x + i] : ' ');
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+ input_x = strlen (instr) - d_scroll;
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} else
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input_x--;
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- instr[scroll + input_x] = '\0';
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+ instr[d_scroll + input_x] = '\0';
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wmove (dialog, box_y, input_x + box_x);
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waddch (dialog, ' ');
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wmove (dialog, box_y, input_x + box_x);
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@@ -139,15 +149,15 @@
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continue;
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default:
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if (key < 0x100 && isprint (key)) {
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- if (scroll + input_x < MAX_LEN) {
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+ if (d_scroll + input_x < MAX_LEN) {
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wattrset (dialog, inputbox_attr);
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- instr[scroll + input_x] = key;
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- instr[scroll + input_x + 1] = '\0';
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+ instr[d_scroll + input_x] = key;
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+ instr[d_scroll + input_x + 1] = '\0';
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if (input_x == box_width - 1) {
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- scroll++;
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+ d_scroll++;
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wmove (dialog, box_y, box_x);
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for (i = 0; i < box_width - 1; i++)
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- waddch (dialog, instr[scroll + i]);
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+ waddch (dialog, instr[d_scroll + i]);
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} else {
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wmove (dialog, box_y, input_x++ + box_x);
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waddch (dialog, key);
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