[Sime30]

Oh, okay. So, something like this?

pawn Код:

#define DIALOG_1 1
#define DIALOG_VEH1 10
#define DIALOG_VEH2 11
#define DIALOG_VEH3 12
// put this below somewhere
ShowPlayerDialog(playerid, DIALOG_1, DIALOG_STYLE_LIST, "Cars", "Veh1\nVeh2\nVeh3", "Choose", "Cancel");
//...

public OnDialogResponse(playerid, dialogid, response, listitem, inputtext[])
{
    switch (dialogid)
    {
          case DIALOG_1: // 1
      {
                if( !response ) return 1;
                switch(listitem)
                {
                      case 0:// Veh1
                  {
                            ShowPlayerDialog(playerid, DIALOG_VEH1, DIALOG_STYLE_MSGBOX, "Confirmation", "Are you sure you want to buy this vehicle?", "Hell yeah", "Nope");
                      }
                      case 1:// Veh2
                  {
                            ShowPlayerDialog(playerid, DIALOG_VEH2, DIALOG_STYLE_MSGBOX, "Confirmation", "Are you sure you want to buy this vehicle?", "Hell yeah", "Nope");
                      }
                      case 2:// Veh3
                  {
                            ShowPlayerDialog(playerid, DIALOG_VEH3, DIALOG_STYLE_MSGBOX, "Confirmation", "Are you sure you want to buy this vehicle?", "Hell yeah", "Nope");
                      }
                }
          }
          case DIALOG_VEH1: // 10
      {
                if( response )
            {
                       SendClientMessage(playerid, -1,"You bought a vehicle! ");
                }
          }
     }