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Diffstat (limited to 'scripts/lxdialog/checklist.c')
-rw-r--r--scripts/lxdialog/checklist.c656
1 files changed, 344 insertions, 312 deletions
diff --git a/scripts/lxdialog/checklist.c b/scripts/lxdialog/checklist.c
index 7aba17c72e64..1857c5378ce8 100644
--- a/scripts/lxdialog/checklist.c
+++ b/scripts/lxdialog/checklist.c
@@ -29,87 +29,83 @@ static int list_width, check_x, item_x, checkflag;
* Print list item
*/
static void
-print_item (WINDOW * win, const char *item, int status,
- int choice, int selected)
+print_item(WINDOW * win, const char *item, int status, int choice, int selected)
{
- int i;
-
- /* Clear 'residue' of last item */
- wattrset (win, menubox_attr);
- wmove (win, choice, 0);
- for (i = 0; i < list_width; i++)
- waddch (win, ' ');
-
- wmove (win, choice, check_x);
- wattrset (win, selected ? check_selected_attr : check_attr);
- if (checkflag == FLAG_CHECK)
- wprintw (win, "[%c]", status ? 'X' : ' ');
- else
- wprintw (win, "(%c)", status ? 'X' : ' ');
-
- wattrset (win, selected ? tag_selected_attr : tag_attr);
- mvwaddch(win, choice, item_x, item[0]);
- wattrset (win, selected ? item_selected_attr : item_attr);
- waddstr (win, (char *)item+1);
- if (selected) {
- wmove (win, choice, check_x+1);
- wrefresh (win);
- }
+ int i;
+
+ /* Clear 'residue' of last item */
+ wattrset(win, menubox_attr);
+ wmove(win, choice, 0);
+ for (i = 0; i < list_width; i++)
+ waddch(win, ' ');
+
+ wmove(win, choice, check_x);
+ wattrset(win, selected ? check_selected_attr : check_attr);
+ if (checkflag == FLAG_CHECK)
+ wprintw(win, "[%c]", status ? 'X' : ' ');
+ else
+ wprintw(win, "(%c)", status ? 'X' : ' ');
+
+ wattrset(win, selected ? tag_selected_attr : tag_attr);
+ mvwaddch(win, choice, item_x, item[0]);
+ wattrset(win, selected ? item_selected_attr : item_attr);
+ waddstr(win, (char *)item + 1);
+ if (selected) {
+ wmove(win, choice, check_x + 1);
+ wrefresh(win);
+ }
}
/*
* Print the scroll indicators.
*/
static void
-print_arrows (WINDOW * win, int choice, int item_no, int scroll,
- int y, int x, int height)
+print_arrows(WINDOW * win, int choice, int item_no, int scroll,
+ int y, int x, int height)
{
- wmove(win, y, x);
-
- if (scroll > 0) {
- wattrset (win, uarrow_attr);
- waddch (win, ACS_UARROW);
- waddstr (win, "(-)");
- }
- else {
- wattrset (win, menubox_attr);
- waddch (win, ACS_HLINE);
- waddch (win, ACS_HLINE);
- waddch (win, ACS_HLINE);
- waddch (win, ACS_HLINE);
- }
-
- y = y + height + 1;
- wmove(win, y, x);
-
- if ((height < item_no) && (scroll + choice < item_no - 1)) {
- wattrset (win, darrow_attr);
- waddch (win, ACS_DARROW);
- waddstr (win, "(+)");
- }
- else {
- wattrset (win, menubox_border_attr);
- waddch (win, ACS_HLINE);
- waddch (win, ACS_HLINE);
- waddch (win, ACS_HLINE);
- waddch (win, ACS_HLINE);
- }
+ wmove(win, y, x);
+
+ if (scroll > 0) {
+ wattrset(win, uarrow_attr);
+ waddch(win, ACS_UARROW);
+ waddstr(win, "(-)");
+ } else {
+ wattrset(win, menubox_attr);
+ waddch(win, ACS_HLINE);
+ waddch(win, ACS_HLINE);
+ waddch(win, ACS_HLINE);
+ waddch(win, ACS_HLINE);
+ }
+
+ y = y + height + 1;
+ wmove(win, y, x);
+
+ if ((height < item_no) && (scroll + choice < item_no - 1)) {
+ wattrset(win, darrow_attr);
+ waddch(win, ACS_DARROW);
+ waddstr(win, "(+)");
+ } else {
+ wattrset(win, menubox_border_attr);
+ waddch(win, ACS_HLINE);
+ waddch(win, ACS_HLINE);
+ waddch(win, ACS_HLINE);
+ waddch(win, ACS_HLINE);
+ }
}
/*
* Display the termination buttons
*/
-static void
-print_buttons( WINDOW *dialog, int height, int width, int selected)
+static void print_buttons(WINDOW * dialog, int height, int width, int selected)
{
- int x = width / 2 - 11;
- int y = height - 2;
+ int x = width / 2 - 11;
+ int y = height - 2;
- print_button (dialog, "Select", y, x, selected == 0);
- print_button (dialog, " Help ", y, x + 14, selected == 1);
+ print_button(dialog, "Select", y, x, selected == 0);
+ print_button(dialog, " Help ", y, x + 14, selected == 1);
- wmove(dialog, y, x+1 + 14*selected);
- wrefresh (dialog);
+ wmove(dialog, y, x + 1 + 14 * selected);
+ wrefresh(dialog);
}
/*
@@ -117,257 +113,293 @@ print_buttons( WINDOW *dialog, int height, int width, int selected)
* The `flag' parameter is used to select between radiolist and checklist.
*/
int
-dialog_checklist (const char *title, const char *prompt, int height, int width,
- int list_height, int item_no, const char * const * items, int flag)
-
+dialog_checklist(const char *title, const char *prompt, int height, int width,
+ int list_height, int item_no, const char *const *items,
+ int flag)
{
- int i, x, y, box_x, box_y;
- int key = 0, button = 0, choice = 0, scroll = 0, max_choice, *status;
- WINDOW *dialog, *list;
-
- checkflag = flag;
-
- /* Allocate space for storing item on/off status */
- if ((status = malloc (sizeof (int) * item_no)) == NULL) {
- endwin ();
- fprintf (stderr,
- "\nCan't allocate memory in dialog_checklist().\n");
- exit (-1);
- }
-
- /* Initializes status */
- for (i = 0; i < item_no; i++) {
- status[i] = !strcasecmp (items[i * 3 + 2], "on");
- if ((!choice && status[i]) || !strcasecmp (items[i * 3 + 2], "selected"))
- choice = i + 1;
- }
- if (choice)
- choice--;
-
- max_choice = MIN (list_height, item_no);
-
- /* center dialog box on screen */
- x = (COLS - width) / 2;
- y = (LINES - height) / 2;
-
- draw_shadow (stdscr, y, x, height, width);
-
- dialog = newwin (height, width, y, x);
- keypad (dialog, TRUE);
-
- draw_box (dialog, 0, 0, height, width, dialog_attr, border_attr);
- wattrset (dialog, border_attr);
- mvwaddch (dialog, height-3, 0, ACS_LTEE);
- for (i = 0; i < width - 2; i++)
- waddch (dialog, ACS_HLINE);
- wattrset (dialog, dialog_attr);
- waddch (dialog, ACS_RTEE);
-
- if (title != NULL && strlen(title) >= width-2 ) {
- /* truncate long title -- mec */
- char * title2 = malloc(width-2+1);
- memcpy( title2, title, width-2 );
- title2[width-2] = '\0';
- title = title2;
- }
-
- if (title != NULL) {
- wattrset (dialog, title_attr);
- mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' ');
- waddstr (dialog, (char *)title);
- waddch (dialog, ' ');
- }
-
- wattrset (dialog, dialog_attr);
- print_autowrap (dialog, prompt, width - 2, 1, 3);
-
- list_width = width - 6;
- box_y = height - list_height - 5;
- box_x = (width - list_width) / 2 - 1;
-
- /* create new window for the list */
- list = subwin (dialog, list_height, list_width, y+box_y+1, x+box_x+1);
-
- keypad (list, TRUE);
-
- /* draw a box around the list items */
- draw_box (dialog, box_y, box_x, list_height + 2, list_width + 2,
- menubox_border_attr, menubox_attr);
-
- /* Find length of longest item in order to center checklist */
- check_x = 0;
- for (i = 0; i < item_no; i++)
- check_x = MAX (check_x, + strlen (items[i * 3 + 1]) + 4);
-
- check_x = (list_width - check_x) / 2;
- item_x = check_x + 4;
-
- if (choice >= list_height) {
- scroll = choice - list_height + 1;
- choice -= scroll;
- }
-
- /* Print the list */
- for (i = 0; i < max_choice; i++) {
- print_item (list, items[(scroll+i) * 3 + 1],
- status[i+scroll], i, i == choice);
- }
-
- print_arrows(dialog, choice, item_no, scroll,
- box_y, box_x + check_x + 5, list_height);
-
- print_buttons(dialog, height, width, 0);
-
- wnoutrefresh (list);
- wnoutrefresh (dialog);
- doupdate ();
-
- while (key != ESC) {
- key = wgetch (dialog);
-
- for (i = 0; i < max_choice; i++)
- if (toupper(key) == toupper(items[(scroll+i)*3+1][0]))
- break;
-
-
- if ( i < max_choice || key == KEY_UP || key == KEY_DOWN ||
- key == '+' || key == '-' ) {
- if (key == KEY_UP || key == '-') {
- if (!choice) {
- if (!scroll)
- continue;
- /* Scroll list down */
- if (list_height > 1) {
- /* De-highlight current first item */
- print_item (list, items[scroll * 3 + 1],
- status[scroll], 0, FALSE);
- scrollok (list, TRUE);
- wscrl (list, -1);
- scrollok (list, FALSE);
- }
- scroll--;
- print_item (list, items[scroll * 3 + 1],
- status[scroll], 0, TRUE);
- wnoutrefresh (list);
-
- print_arrows(dialog, choice, item_no, scroll,
- box_y, box_x + check_x + 5, list_height);
-
- wrefresh (dialog);
-
- continue; /* wait for another key press */
- } else
- i = choice - 1;
- } else if (key == KEY_DOWN || key == '+') {
- if (choice == max_choice - 1) {
- if (scroll + choice >= item_no - 1)
- continue;
- /* Scroll list up */
- if (list_height > 1) {
- /* De-highlight current last item before scrolling up */
- print_item (list, items[(scroll + max_choice - 1) * 3 + 1],
- status[scroll + max_choice - 1],
- max_choice - 1, FALSE);
- scrollok (list, TRUE);
- wscrl (list, 1);
- scrollok (list, FALSE);
- }
- scroll++;
- print_item (list, items[(scroll + max_choice - 1) * 3 + 1],
- status[scroll + max_choice - 1],
- max_choice - 1, TRUE);
- wnoutrefresh (list);
-
- print_arrows(dialog, choice, item_no, scroll,
- box_y, box_x + check_x + 5, list_height);
-
- wrefresh (dialog);
-
- continue; /* wait for another key press */
- } else
- i = choice + 1;
- }
- if (i != choice) {
- /* De-highlight current item */
- print_item (list, items[(scroll + choice) * 3 + 1],
- status[scroll + choice], choice, FALSE);
- /* Highlight new item */
- choice = i;
- print_item (list, items[(scroll + choice) * 3 + 1],
- status[scroll + choice], choice, TRUE);
- wnoutrefresh (list);
- wrefresh (dialog);
- }
- continue; /* wait for another key press */
+ int i, x, y, box_x, box_y;
+ int key = 0, button = 0, choice = 0, scroll = 0, max_choice, *status;
+ WINDOW *dialog, *list;
+
+ checkflag = flag;
+
+ /* Allocate space for storing item on/off status */
+ if ((status = malloc(sizeof(int) * item_no)) == NULL) {
+ endwin();
+ fprintf(stderr,
+ "\nCan't allocate memory in dialog_checklist().\n");
+ exit(-1);
}
- switch (key) {
- case 'H':
- case 'h':
- case '?':
- fprintf (stderr, "%s", items[(scroll + choice) * 3]);
- delwin (dialog);
- free (status);
- return 1;
- case TAB:
- case KEY_LEFT:
- case KEY_RIGHT:
- button = ((key == KEY_LEFT ? --button : ++button) < 0)
- ? 1 : (button > 1 ? 0 : button);
-
- print_buttons(dialog, height, width, button);
- wrefresh (dialog);
- break;
- case 'S':
- case 's':
- case ' ':
- case '\n':
- if (!button) {
- if (flag == FLAG_CHECK) {
- status[scroll + choice] = !status[scroll + choice];
- wmove (list, choice, check_x);
- wattrset (list, check_selected_attr);
- wprintw (list, "[%c]", status[scroll + choice] ? 'X' : ' ');
- } else {
- if (!status[scroll + choice]) {
- for (i = 0; i < item_no; i++)
- status[i] = 0;
- status[scroll + choice] = 1;
- for (i = 0; i < max_choice; i++)
- print_item (list, items[(scroll + i) * 3 + 1],
- status[scroll + i], i, i == choice);
- }
- }
- wnoutrefresh (list);
- wrefresh (dialog);
-
- for (i = 0; i < item_no; i++) {
- if (status[i]) {
- if (flag == FLAG_CHECK) {
- fprintf (stderr, "\"%s\" ", items[i * 3]);
- } else {
- fprintf (stderr, "%s", items[i * 3]);
- }
- }
- }
- } else
- fprintf (stderr, "%s", items[(scroll + choice) * 3]);
- delwin (dialog);
- free (status);
- return button;
- case 'X':
- case 'x':
- key = ESC;
- case ESC:
- break;
+ /* Initializes status */
+ for (i = 0; i < item_no; i++) {
+ status[i] = !strcasecmp(items[i * 3 + 2], "on");
+ if ((!choice && status[i])
+ || !strcasecmp(items[i * 3 + 2], "selected"))
+ choice = i + 1;
+ }
+ if (choice)
+ choice--;
+
+ max_choice = MIN(list_height, item_no);
+
+ /* center dialog box on screen */
+ x = (COLS - width) / 2;
+ y = (LINES - height) / 2;
+
+ draw_shadow(stdscr, y, x, height, width);
+
+ dialog = newwin(height, width, y, x);
+ keypad(dialog, TRUE);
+
+ draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr);
+ wattrset(dialog, border_attr);
+ mvwaddch(dialog, height - 3, 0, ACS_LTEE);
+ for (i = 0; i < width - 2; i++)
+ waddch(dialog, ACS_HLINE);
+ wattrset(dialog, dialog_attr);
+ waddch(dialog, ACS_RTEE);
+
+ if (title != NULL && strlen(title) >= width - 2) {
+ /* truncate long title -- mec */
+ char *title2 = malloc(width - 2 + 1);
+ memcpy(title2, title, width - 2);
+ title2[width - 2] = '\0';
+ title = title2;
+ }
+
+ if (title != NULL) {
+ wattrset(dialog, title_attr);
+ mvwaddch(dialog, 0, (width - strlen(title)) / 2 - 1, ' ');
+ waddstr(dialog, (char *)title);
+ waddch(dialog, ' ');
+ }
+
+ wattrset(dialog, dialog_attr);
+ print_autowrap(dialog, prompt, width - 2, 1, 3);
+
+ list_width = width - 6;
+ box_y = height - list_height - 5;
+ box_x = (width - list_width) / 2 - 1;
+
+ /* create new window for the list */
+ list =
+ subwin(dialog, list_height, list_width, y + box_y + 1,
+ x + box_x + 1);
+
+ keypad(list, TRUE);
+
+ /* draw a box around the list items */
+ draw_box(dialog, box_y, box_x, list_height + 2, list_width + 2,
+ menubox_border_attr, menubox_attr);
+
+ /* Find length of longest item in order to center checklist */
+ check_x = 0;
+ for (i = 0; i < item_no; i++)
+ check_x = MAX(check_x, +strlen(items[i * 3 + 1]) + 4);
+
+ check_x = (list_width - check_x) / 2;
+ item_x = check_x + 4;
+
+ if (choice >= list_height) {
+ scroll = choice - list_height + 1;
+ choice -= scroll;
+ }
+
+ /* Print the list */
+ for (i = 0; i < max_choice; i++) {
+ print_item(list, items[(scroll + i) * 3 + 1],
+ status[i + scroll], i, i == choice);
}
- /* Now, update everything... */
- doupdate ();
- }
-
+ print_arrows(dialog, choice, item_no, scroll,
+ box_y, box_x + check_x + 5, list_height);
+
+ print_buttons(dialog, height, width, 0);
+
+ wnoutrefresh(list);
+ wnoutrefresh(dialog);
+ doupdate();
+
+ while (key != ESC) {
+ key = wgetch(dialog);
+
+ for (i = 0; i < max_choice; i++)
+ if (toupper(key) ==
+ toupper(items[(scroll + i) * 3 + 1][0]))
+ break;
+
+ if (i < max_choice || key == KEY_UP || key == KEY_DOWN ||
+ key == '+' || key == '-') {
+ if (key == KEY_UP || key == '-') {
+ if (!choice) {
+ if (!scroll)
+ continue;
+ /* Scroll list down */
+ if (list_height > 1) {
+ /* De-highlight current first item */
+ print_item(list,
+ items[scroll * 3 +
+ 1],
+ status[scroll], 0,
+ FALSE);
+ scrollok(list, TRUE);
+ wscrl(list, -1);
+ scrollok(list, FALSE);
+ }
+ scroll--;
+ print_item(list, items[scroll * 3 + 1],
+ status[scroll], 0, TRUE);
+ wnoutrefresh(list);
+
+ print_arrows(dialog, choice, item_no,
+ scroll, box_y,
+ box_x + check_x + 5,
+ list_height);
+
+ wrefresh(dialog);
+
+ continue; /* wait for another key press */
+ } else
+ i = choice - 1;
+ } else if (key == KEY_DOWN || key == '+') {
+ if (choice == max_choice - 1) {
+ if (scroll + choice >= item_no - 1)
+ continue;
+ /* Scroll list up */
+ if (list_height > 1) {
+ /* De-highlight current last item before scrolling up */
+ print_item(list,
+ items[(scroll +
+ max_choice -
+ 1) * 3 + 1],
+ status[scroll +
+ max_choice -
+ 1],
+ max_choice - 1,
+ FALSE);
+ scrollok(list, TRUE);
+ wscrl(list, 1);
+ scrollok(list, FALSE);
+ }
+ scroll++;
+ print_item(list,
+ items[(scroll + max_choice -
+ 1) * 3 + 1],
+ status[scroll + max_choice -
+ 1], max_choice - 1,
+ TRUE);
+ wnoutrefresh(list);
+
+ print_arrows(dialog, choice, item_no,
+ scroll, box_y,
+ box_x + check_x + 5,
+ list_height);
+
+ wrefresh(dialog);
+
+ continue; /* wait for another key press */
+ } else
+ i = choice + 1;
+ }
+ if (i != choice) {
+ /* De-highlight current item */
+ print_item(list,
+ items[(scroll + choice) * 3 + 1],
+ status[scroll + choice], choice,
+ FALSE);
+ /* Highlight new item */
+ choice = i;
+ print_item(list,
+ items[(scroll + choice) * 3 + 1],
+ status[scroll + choice], choice,
+ TRUE);
+ wnoutrefresh(list);
+ wrefresh(dialog);
+ }
+ continue; /* wait for another key press */
+ }
+ switch (key) {
+ case 'H':
+ case 'h':
+ case '?':
+ fprintf(stderr, "%s", items[(scroll + choice) * 3]);
+ delwin(dialog);
+ free(status);
+ return 1;
+ case TAB:
+ case KEY_LEFT:
+ case KEY_RIGHT:
+ button = ((key == KEY_LEFT ? --button : ++button) < 0)
+ ? 1 : (button > 1 ? 0 : button);
+
+ print_buttons(dialog, height, width, button);
+ wrefresh(dialog);
+ break;
+ case 'S':
+ case 's':
+ case ' ':
+ case '\n':
+ if (!button) {
+ if (flag == FLAG_CHECK) {
+ status[scroll + choice] =
+ !status[scroll + choice];
+ wmove(list, choice, check_x);
+ wattrset(list, check_selected_attr);
+ wprintw(list, "[%c]",
+ status[scroll +
+ choice] ? 'X' : ' ');
+ } else {
+ if (!status[scroll + choice]) {
+ for (i = 0; i < item_no; i++)
+ status[i] = 0;
+ status[scroll + choice] = 1;
+ for (i = 0; i < max_choice; i++)
+ print_item(list,
+ items[(scroll
+ +
+ i) *
+ 3 + 1],
+ status[scroll
+ + i],
+ i,
+ i == choice);
+ }
+ }
+ wnoutrefresh(list);
+ wrefresh(dialog);
+
+ for (i = 0; i < item_no; i++) {
+ if (status[i]) {
+ if (flag == FLAG_CHECK) {
+ fprintf(stderr,
+ "\"%s\" ",
+ items[i * 3]);
+ } else {
+ fprintf(stderr, "%s",
+ items[i * 3]);
+ }
+
+ }
+ }
+ } else
+ fprintf(stderr, "%s",
+ items[(scroll + choice) * 3]);
+ delwin(dialog);
+ free(status);
+ return button;
+ case 'X':
+ case 'x':
+ key = ESC;
+ case ESC:
+ break;
+ }
+
+ /* Now, update everything... */
+ doupdate();
+ }
- delwin (dialog);
- free (status);
- return -1; /* ESC pressed */
+ delwin(dialog);
+ free(status);
+ return -1; /* ESC pressed */
}