+//=============================================================================
+/* MODLIST MENU */
+// same limit of mod dirs as in fs.c
+#define MODLIST_MAXDIRS 16
+static int modlist_enabled [MODLIST_MAXDIRS]; //array of indexs to modlist
+static int modlist_numenabled; //number of enabled (or in process to be..) mods
+
+typedef struct modlist_entry_s
+{
+ qboolean loaded; // used to determine whether this entry is loaded and running
+ int enabled; // index to array of modlist_enabled
+
+ // name of the modification, this is (will...be) displayed on the menu entry
+ char name[128];
+ // directory where we will find it
+ char dir[MAX_QPATH];
+} modlist_entry_t;
+
+static int modlist_cursor;
+//static int modlist_viewcount;
+
+#define MODLIST_TOTALSIZE 256
+static int modlist_count = 0;
+static modlist_entry_t modlist[MODLIST_TOTALSIZE];
+
+void ModList_RebuildList(void)
+{
+ int i,j;
+ stringlist_t list;
+
+ stringlistinit(&list);
+ listdirectory(&list, fs_basedir, "");
+ stringlistsort(&list);
+ modlist_count = 0;
+ modlist_numenabled = fs_numgamedirs;
+ for (i = 0;i < list.numstrings;i++)
+ {
+ if (modlist_count >= MODLIST_TOTALSIZE) break;
+ // check all dirs to see if they "appear" to be mods
+ // reject any dirs that are part of the base game
+ // (such as "id1" and "hipnotic" when in GAME_HIPNOTIC mode)
+ if (gamedirname1 && !strcasecmp(gamedirname1, list.strings[i])) continue;
+ if (gamedirname2 && !strcasecmp(gamedirname2, list.strings[i])) continue;
+ if (FS_CheckNastyPath (list.strings[i], true)) continue;
+ if (!FS_CheckGameDir(list.strings[i])) continue;
+
+ strlcpy (modlist[modlist_count].dir, list.strings[i], sizeof(modlist[modlist_count].dir));
+ //check currently loaded mods
+ modlist[modlist_count].loaded = false;
+ if (fs_numgamedirs)
+ for (j = 0; j < fs_numgamedirs; j++)
+ if (!strcasecmp(fs_gamedirs[j], modlist[modlist_count].dir))
+ {
+ modlist[modlist_count].loaded = true;
+ modlist[modlist_count].enabled = j;
+ modlist_enabled[j] = modlist_count;
+ break;
+ }
+ modlist_count ++;
+ }
+ stringlistfreecontents(&list);
+}
+
+void ModList_Enable (void)
+{
+ int i;
+ int numgamedirs;
+ char gamedirs[MODLIST_MAXDIRS][MAX_QPATH];
+
+ // copy our mod list into an array for FS_ChangeGameDirs
+ numgamedirs = modlist_numenabled;
+ for (i = 0; i < modlist_numenabled; i++)
+ strlcpy (gamedirs[i], modlist[modlist_enabled[i]].dir,sizeof (gamedirs[i]));
+
+ // this code snippet is from FS_ChangeGameDirs
+ if (fs_numgamedirs == numgamedirs)
+ {
+ for (i = 0;i < numgamedirs;i++)
+ if (strcasecmp(fs_gamedirs[i], gamedirs[i]))
+ break;
+ if (i == numgamedirs)
+ return; // already using this set of gamedirs, do nothing
+ }
+
+ // this part is basically the same as the FS_GameDir_f function
+ if ((cls.state == ca_connected && !cls.demoplayback) || sv.active)
+ {
+ // actually, changing during game would work fine, but would be stupid
+ Con_Printf("Can not change gamedir while client is connected or server is running!\n");
+ return;
+ }
+
+ FS_ChangeGameDirs (modlist_numenabled, gamedirs, true, true);
+}
+
+void M_Menu_ModList_f (void)
+{
+ key_dest = key_menu;
+ m_state = m_modlist;
+ m_entersound = true;
+ modlist_cursor = 0;
+ M_Update_Return_Reason("");
+ ModList_RebuildList();
+}
+
+static void M_Menu_ModList_AdjustSliders (int dir)
+{
+ int i;
+ S_LocalSound ("sound/misc/menu3.wav");
+
+ // stop adding mods, we reach the limit
+ if (!modlist[modlist_cursor].loaded && (modlist_numenabled == MODLIST_MAXDIRS)) return;
+ modlist[modlist_cursor].loaded = !modlist[modlist_cursor].loaded;
+ if (modlist[modlist_cursor].loaded)
+ {
+ modlist[modlist_cursor].enabled = modlist_numenabled;
+ //push the value on the enabled list
+ modlist_enabled[modlist_numenabled++] = modlist_cursor;
+ }
+ else
+ {
+ //eliminate the value from the enabled list
+ for (i = modlist[modlist_cursor].enabled; i < modlist_numenabled; i++)
+ {
+ modlist_enabled[i] = modlist_enabled[i+1];
+ modlist[modlist_enabled[i]].enabled--;
+ }
+ modlist_numenabled--;
+ }
+}
+
+static void M_ModList_Draw (void)
+{
+ int n, y, visible, start, end;
+ cachepic_t *p;
+ const char *s_available = "Available Mods";
+ const char *s_enabled = "Enabled Mods";
+
+ // use as much vertical space as available
+ if (gamemode == GAME_TRANSFUSION)
+ M_Background(640, vid_conheight.integer - 80);
+ else
+ M_Background(640, vid_conheight.integer);
+
+ M_PrintRed(48 + 32, 32, s_available);
+ M_PrintRed(432, 32, s_enabled);
+ // Draw a list box with all enabled mods
+ DrawQ_Pic(menu_x + 432, menu_y + 48, NULL, 172, 8 * modlist_numenabled, 0, 0, 0, 0.5, 0);
+ for (y = 0; y < modlist_numenabled; y++)
+ M_PrintRed(432, 48 + y * 8, modlist[modlist_enabled[y]].dir);
+
+ if (*m_return_reason)
+ M_Print(16, menu_height - 8, m_return_reason);
+ // scroll the list as the cursor moves
+ y = 48;
+ visible = (int)((menu_height - 16 - y) / 8 / 2);
+ start = bound(0, modlist_cursor - (visible >> 1), modlist_count - visible);
+ end = min(start + visible, modlist_count);
+
+ p = Draw_CachePic ("gfx/p_option");
+ M_DrawPic((640 - p->width) / 2, 4, "gfx/p_option");
+ if (end > start)
+ {
+ for (n = start;n < end;n++)
+ {
+ DrawQ_Pic(menu_x + 40, menu_y + y, NULL, 360, 8, n == modlist_cursor ? (0.5 + 0.2 * sin(realtime * M_PI)) : 0, 0, 0, 0.5, 0);
+ M_ItemPrint(80, y, modlist[n].dir, true);
+ M_DrawCheckbox(48, y, modlist[n].loaded);
+ y +=8;
+ }
+ }
+ else
+ {
+ M_Print(80, y, "No Mods found");
+ }
+}
+
+static void M_ModList_Key(int k, int ascii)
+{
+ switch (k)
+ {
+ case K_ESCAPE:
+ ModList_Enable ();
+ M_Menu_Options_f();
+ break;
+
+ case K_SPACE:
+ S_LocalSound ("sound/misc/menu2.wav");
+ ModList_RebuildList();
+ break;
+
+ case K_UPARROW:
+ S_LocalSound ("sound/misc/menu1.wav");
+ modlist_cursor--;
+ if (modlist_cursor < 0)
+ modlist_cursor = modlist_count - 1;
+ break;
+
+ case K_LEFTARROW:
+ M_Menu_ModList_AdjustSliders (-1);
+ break;
+
+ case K_DOWNARROW:
+ S_LocalSound ("sound/misc/menu1.wav");
+ modlist_cursor++;
+ if (modlist_cursor >= modlist_count)
+ modlist_cursor = 0;
+ break;
+
+ case K_RIGHTARROW:
+ M_Menu_ModList_AdjustSliders (1);
+ break;
+
+ case K_ENTER:
+ S_LocalSound ("sound/misc/menu2.wav");
+ ModList_Enable ();
+ break;
+
+ default:
+ break;
+ }
+
+}
+