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64 lines
1.2 KiB
ObjectPascal
64 lines
1.2 KiB
ObjectPascal
program Menu_Basics;
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{
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Example 18. Menu Basics
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from ncurses howto
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}
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{$MODE OBJFPC}
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uses
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ncurses, menu;
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const
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choices: array[0..4] of PChar =
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(
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'Choice 1',
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'Choice 2',
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'Choice 3',
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'Choice 4',
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'Exit'
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);
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var
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my_items: ppITEM;
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my_menu: pMENU;
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c, n_choices, i: Longint;
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cur_item: pITEM;
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begin
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try
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initscr();
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cbreak();
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noecho();
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keypad(stdscr, TRUE);
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n_choices := 5;
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GetMem(my_items, (n_choices+1)*sizeof(pITEM));
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for i := 0 to n_choices - 1 do
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my_items[i] := new_item(choices[i], choices[i]);
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my_items[n_choices] := nil;
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my_menu := new_menu(my_items);
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mvprintw(LINES - 2, 0, 'F1 to Exit');
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post_menu(my_menu);
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refresh();
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c := getch();
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while c <> KEY_F(1) do
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begin
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case c of
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KEY_DOWN: menu_driver(my_menu, REQ_DOWN_ITEM);
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KEY_UP: menu_driver(my_menu, REQ_UP_ITEM);
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else
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end;
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c := getch();
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end
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finally
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free_item(my_items[0]);
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free_item(my_items[1]);
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free_menu(my_menu);
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FreeMem(my_items, (n_choices+1)*sizeof(pITEM));
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endwin();
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end;
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end. |