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-rw-r--r--call/menu.c335
1 files changed, 335 insertions, 0 deletions
diff --git a/call/menu.c b/call/menu.c
new file mode 100644
index 0000000..e825789
--- /dev/null
+++ b/call/menu.c
@@ -0,0 +1,335 @@
+/*
+ * menu (c)1995 Alexander Tietzel (DG6XA)
+ * little Menu-System for use with ncurses
+ * date activity autor
+ * 22.07.1995 wininfo->wint (vector->single chain) Alexander Tietzel (DG6XA)
+ * 25.07.1995 some minor changes Alexander Tietzel (DG6XA)
+ */
+
+#include <curses.h>
+#include <stdlib.h>
+#include "menu.h"
+
+typedef struct
+{
+ char *st_ptr;
+ int xpos;
+ char key;
+} topmenuitem;
+
+WINDOW* winopen(wint *wtab, int nlines, int ncols, int begin_y, int begin_x, int border)
+{
+
+ while (wtab->next != NULL)
+ wtab = wtab->next;
+
+ wtab->next = (wint *)malloc(sizeof(wint));
+ wtab = wtab->next;
+
+ wtab->next = NULL;
+
+ wtab->ptr = newwin(nlines, ncols, begin_y, begin_x);
+
+ if (wtab->ptr == NULL)
+ return NULL;
+
+ wtab->fline = begin_y;
+ wtab->lline = begin_y + nlines;
+
+ if (border)
+ wborder(wtab->ptr, ACS_VLINE, ACS_VLINE, ACS_HLINE, ACS_HLINE,
+ ACS_ULCORNER, ACS_URCORNER, ACS_LLCORNER, ACS_LRCORNER);
+
+ return wtab->ptr;
+}
+
+void winclose(wint *wtab)
+{
+ wint* awin;
+ wint* lwin;
+ int awin_lines;
+
+ if (wtab->next == NULL)
+ return;
+
+ lwin = wtab;
+ while (lwin->next->next != NULL)
+ lwin = lwin->next;
+ awin = lwin->next;
+
+ awin_lines = awin->lline - awin->fline;
+
+ while (wtab->next != NULL) {
+ if (awin->lline >= wtab->fline && awin->fline <= wtab->lline) {
+ if (wtab->fline <= awin->fline) {
+ if (wtab->lline < awin->lline) {
+ wtouchln(wtab->ptr, awin->fline - wtab->fline,
+ awin_lines - (awin->lline - wtab->lline), 1);
+ } else {
+ wtouchln(wtab->ptr, awin->fline - wtab->fline,
+ awin_lines, 1);
+ }
+ } else {
+ wtouchln(wtab->ptr, 0, awin_lines - wtab->fline + awin->fline, 1);
+ }
+
+ wnoutrefresh(wtab->ptr);
+ }
+
+ wtab = wtab->next;
+ }
+
+ doupdate();
+ lwin->next = 0;
+ free(awin);
+}
+
+void menu_write_line(WINDOW *win, int ypos ,int menu_breite, int reverse, char st[])
+{
+ int cnt;
+ int high = FALSE;
+
+ if (reverse)
+ wattron(win, A_REVERSE);
+
+ wmove(win, ypos + 1, 1);
+ for (cnt = 0; st[cnt] !=0; cnt++) {
+ if (st[cnt] == '~') {
+ if (!reverse) {
+ wattron(win, A_BOLD);
+ high = TRUE;
+ }
+ } else {
+ waddch(win, st[cnt]);
+ if (high == TRUE) {
+ high = FALSE;
+ wattroff(win, A_BOLD);
+ }
+ }
+ }
+
+ for (cnt = strlen(st); cnt < menu_breite; cnt++)
+ waddch(win, ' ');
+
+ if (reverse)
+ wattroff(win, A_REVERSE);
+}
+
+int p_dwn_menu(wint *wtab, menuitem *menustr, int starty, int startx)
+{
+ int str_max_length = 0;
+ int cnt = 0, pos;
+ int ypos, oldypos;
+ int lines = 0;
+ int c;
+ WINDOW *menuwin;
+
+ for (lines = 0; (*(menustr[lines].st_ptr) != 0); lines++) {
+ if (strlen(menustr[lines].st_ptr) > str_max_length)
+ str_max_length = strlen(menustr[lines].st_ptr);
+ }
+
+ menuwin = winopen(wtab, lines + 2, str_max_length + 1, starty, startx, TRUE);
+
+ wrefresh(menuwin);
+
+ pos = 0;
+ menu_write_line(menuwin, 0, str_max_length, TRUE, menustr[0].st_ptr);
+ for (ypos = 1; ypos < lines; ypos++)
+ menu_write_line(menuwin, ypos, str_max_length, FALSE, menustr[ypos].st_ptr);
+
+ wrefresh(menuwin);
+ ypos = 0;
+
+ do {
+ while ((c=getch()) == ERR);
+ oldypos=ypos;
+ switch(c) {
+ case KEY_DOWN :
+ if (++ypos >= lines) ypos=0;
+ break;
+ case KEY_UP :
+ if (ypos == 0)
+ ypos = lines - 1;
+ else
+ ypos--;
+ break;
+ default :
+ if ((char)c >= 'a' && (char)c <= 'z')
+ c -= 'a'-'A';
+
+ for (cnt = 0; menustr[cnt].key !=(char)c && cnt < lines; cnt++);
+ if (menustr[cnt].key == (char)c)
+ ypos = cnt;
+ break;
+ }
+
+ if (ypos != oldypos) {
+ menu_write_line(menuwin, ypos, str_max_length, TRUE, menustr[ypos].st_ptr);
+ menu_write_line(menuwin, oldypos, str_max_length, FALSE, menustr[oldypos].st_ptr);
+
+ wrefresh(menuwin);
+ }
+ } while (c != KEY_ENTER && c != '\r' && c != '\n' && c != KEY_RIGHT && c != KEY_LEFT && c != 0x1b);
+
+ delwin(menuwin);
+
+ winclose(wtab);
+
+ if (c == 0x1b)
+ return 0;
+
+
+ if (c == KEY_RIGHT || c == KEY_LEFT)
+ return c;
+ else
+ return ypos + 1;
+}
+
+void menu_write_item(WINDOW *win, int xpos, int reverse, const char st[])
+{
+ int cnt;
+ int high = FALSE;
+
+ if (reverse)
+ wattron(win, A_REVERSE);
+
+ wmove(win, 1, xpos + 1);
+
+ for (cnt = 0; st[cnt] != 0; cnt++) {
+ if (st[cnt] == '~') {
+ if (!reverse) {
+ wattron(win, A_BOLD);
+ high = TRUE;
+ }
+ } else {
+ waddch(win, st[cnt]);
+ if (high) {
+ high = FALSE;
+ wattroff(win, A_BOLD);
+ }
+ }
+ }
+
+ if (reverse)
+ wattroff(win, A_REVERSE);
+}
+
+
+int top_menu(wint* wtab,menuitem menustr[],int ystart)
+{
+ int str_max_length = 0;
+ int str_length=0;
+ int cnt, pos;
+ int xpos, oldxpos;
+ int ypos=0;
+ int items=0;
+ int c;
+ WINDOW *menuwin;
+ int items_xpos[12];
+
+ curs_set(0); /*cursor visibility off*/
+
+ for (items = 0; *(menustr[items].st_ptr) != 0; items++) {
+ if (items == 0)
+ items_xpos[0] = 1;
+ else
+ items_xpos[items] = items_xpos[items - 1] + str_length;
+
+ if (strlen(menustr[items].st_ptr) > str_max_length)
+ str_max_length = strlen(menustr[items].st_ptr);
+
+ str_length = strlen(menustr[items].st_ptr) + 1;
+ }
+
+ menuwin = winopen(wtab, 3, 80, ystart, 0, TRUE);
+
+ wrefresh(menuwin);
+
+ pos = 0;
+ menu_write_item(menuwin, 1, TRUE, menustr[0].st_ptr);
+
+ for (xpos = 1; xpos < items; xpos++)
+ menu_write_item(menuwin, items_xpos[xpos], FALSE, menustr[xpos].st_ptr);
+
+ wrefresh(menuwin);
+ xpos = 0;
+
+ do {
+ while ((c = getch()) == ERR);
+
+ oldxpos = xpos;
+
+ switch (c) {
+ case KEY_RIGHT:
+ if (++xpos >= items)
+ xpos = 0;
+ break;
+
+ case KEY_LEFT:
+ if (xpos == 0)
+ xpos = items - 1;
+ else
+ xpos--;
+ break;
+
+ case KEY_DOWN:
+ case KEY_ENTER:
+ case '\r':
+ case '\n':
+ ypos = 0;
+ do {
+ switch (ypos) {
+ case KEY_RIGHT:
+ if (++xpos >= items)
+ xpos = 0;
+ menu_write_item(menuwin, items_xpos[xpos], TRUE, menustr[xpos].st_ptr);
+ menu_write_item(menuwin, items_xpos[oldxpos], FALSE, menustr[oldxpos].st_ptr);
+ wrefresh(menuwin);
+ oldxpos = xpos;
+ break;
+
+ case KEY_LEFT:
+ if (xpos == 0)
+ xpos = items - 1;
+ else
+ xpos--;
+ menu_write_item(menuwin, items_xpos[xpos], TRUE, menustr[xpos].st_ptr);
+ menu_write_item(menuwin, items_xpos[oldxpos], FALSE, menustr[oldxpos].st_ptr);
+ wrefresh(menuwin);
+ oldxpos = xpos;
+ break;
+
+ }
+
+ ypos = p_dwn_menu(wtab, (menuitem*)menustr[xpos].arg, ystart + 2, items_xpos[xpos] + 1);
+ touchwin(menuwin);
+ wrefresh(menuwin);
+ } while (ypos == KEY_RIGHT || ypos == KEY_LEFT);
+ break;
+
+ default:
+ if ((char)c >= 'a' && (char)c <= 'z')
+ c -= 'a' - 'A';
+ for (cnt = 0; menustr[cnt].key != (char)c && cnt <= items; cnt++);
+ if (menustr[cnt].key == (char)c)
+ xpos = cnt;
+ }
+
+ if (xpos != oldxpos) {
+ menu_write_item(menuwin, items_xpos[xpos], TRUE, menustr[xpos].st_ptr);
+ menu_write_item(menuwin, items_xpos[oldxpos], FALSE, menustr[oldxpos].st_ptr);
+ wrefresh(menuwin);
+ }
+
+ } while (ypos == 0 && c != 0x1b);
+
+ delwin(menuwin);
+ curs_set(1);
+ winclose(wtab);
+
+ if (c == 0x1b)
+ return 0;
+
+ return (ypos & 0x0F) | ((xpos & 0x07) << 4);
+}
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