The DOOM Classic for iPhone 1.0 source as released on November 3, 2009

code/prboom/m_menu.h

@@ -0,0 +1,182 @@
+/* Emacs style mode select   -*- C++ -*-
+ *-----------------------------------------------------------------------------
+ *
+ *
+ *  PrBoom: a Doom port merged with LxDoom and LSDLDoom
+ *  based on BOOM, a modified and improved DOOM engine
+ *  Copyright (C) 1999 by
+ *  id Software, Chi Hoang, Lee Killough, Jim Flynn, Rand Phares, Ty Halderman
+ *  Copyright (C) 1999-2000 by
+ *  Jess Haas, Nicolas Kalkhof, Colin Phipps, Florian Schulze
+ *  Copyright 2005, 2006 by
+ *  Florian Schulze, Colin Phipps, Neil Stevens, Andrey Budko
+ *
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU General Public License
+ *  as published by the Free Software Foundation; either version 2
+ *  of the License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ *  02111-1307, USA.
+ *
+ * DESCRIPTION:
+ *   Menu widget stuff, episode selection and such.
+ *
+ *-----------------------------------------------------------------------------*/
+
+#ifndef __M_MENU__
+#define __M_MENU__
+
+#include "d_event.h"
+
+//
+// MENUS
+//
+// Called by main loop,
+// saves config file and calls I_Quit when user exits.
+// Even when the menu is not displayed,
+// this can resize the view and change game parameters.
+// Does all the real work of the menu interaction.
+
+boolean M_Responder (event_t *ev);
+
+// Called by main loop,
+// only used for menu (skull cursor) animation.
+
+void M_Ticker (void);
+
+// Called by main loop,
+// draws the menus directly into the screen buffer.
+
+void M_Drawer (void);
+
+// Called by D_DoomMain,
+// loads the config file.
+
+void M_Init (void);
+
+// Called by intro code to force menu up upon a keypress,
+// does nothing if menu is already up.
+
+void M_StartControlPanel (void);
+
+void M_ForcedLoadGame(const char *msg); // killough 5/15/98: forced loadgames
+
+void M_Trans(void);          // killough 11/98: reset translucency
+
+void M_ResetMenu(void);      // killough 11/98: reset main menu ordering
+
+void M_DrawCredits(void);    // killough 11/98
+
+/* killough 8/15/98: warn about changes not being committed until next game */
+#define warn_about_changes(x) (warning_about_changes=(x), \
+             print_warning_about_changes = 2)
+
+extern int warning_about_changes, print_warning_about_changes;
+
+/****************************
+ *
+ *  The following #defines are for the m_flags field of each item on every
+ *  Setup Screen. They can be OR'ed together where appropriate
+ */
+
+#define S_HILITE     0x1 // Cursor is sitting on this item
+#define S_SELECT     0x2 // We're changing this item
+#define S_TITLE      0x4 // Title item
+#define S_YESNO      0x8 // Yes or No item
+#define S_CRITEM    0x10 // Message color
+#define S_COLOR     0x20 // Automap color
+#define S_CHAT      0x40 // Chat String
+#define S_RESET     0x80 // Reset to Defaults Button
+#define S_PREV     0x100 // Previous menu exists
+#define S_NEXT     0x200 // Next menu exists
+#define S_KEY      0x400 // Key Binding
+#define S_WEAP     0x800 // Weapon #
+#define S_NUM     0x1000 // Numerical item
+#define S_SKIP    0x2000 // Cursor can't land here
+#define S_KEEP    0x4000 // Don't swap key out
+#define S_END     0x8000 // Last item in list (dummy)
+#define S_LEVWARN 0x10000// killough 8/30/98: Always warn about pending change
+#define S_PRGWARN 0x20000// killough 10/98: Warn about change until next run
+#define S_BADVAL  0x40000// killough 10/98: Warn about bad value
+#define S_FILE    0x80000// killough 10/98: Filenames
+#define S_LEFTJUST 0x100000 // killough 10/98: items which are left-justified
+#define S_CREDIT  0x200000  // killough 10/98: credit
+#define S_BADVID  0x400000  // killough 12/98: video mode change error
+#define S_CHOICE  0x800000  // this item has several values
+
+/* S_SHOWDESC  = the set of items whose description should be displayed
+ * S_SHOWSET   = the set of items whose setting should be displayed
+ * S_STRING    = the set of items whose settings are strings -- killough 10/98:
+ * S_HASDEFPTR = the set of items whose var field points to default array
+ */
+
+#define S_SHOWDESC (S_TITLE|S_YESNO|S_CRITEM|S_COLOR|S_CHAT|S_RESET|S_PREV|S_NEXT|S_KEY|S_WEAP|S_NUM|S_FILE|S_CREDIT|S_CHOICE)
+
+#define S_SHOWSET  (S_YESNO|S_CRITEM|S_COLOR|S_CHAT|S_KEY|S_WEAP|S_NUM|S_FILE|S_CHOICE)
+
+#define S_STRING (S_CHAT|S_FILE)
+
+#define S_HASDEFPTR (S_STRING|S_YESNO|S_NUM|S_WEAP|S_COLOR|S_CRITEM|S_CHOICE)
+
+/****************************
+ *
+ * The setup_group enum is used to show which 'groups' keys fall into so
+ * that you can bind a key differently in each 'group'.
+ */
+
+typedef enum {
+  m_null,       // Has no meaning; not applicable
+  m_scrn,       // A key can not be assigned to more than one action
+  m_map,        // in the same group. A key can be assigned to one
+  m_menu,       // action in one group, and another action in another.
+} setup_group;
+
+/****************************
+ *
+ * phares 4/17/98:
+ * State definition for each item.
+ * This is the definition of the structure for each setup item. Not all
+ * fields are used by all items.
+ *
+ * A setup screen is defined by an array of these items specific to
+ * that screen.
+ *
+ * killough 11/98:
+ *
+ * Restructured to allow simpler table entries,
+ * and to Xref with defaults[] array in m_misc.c.
+ * Moved from m_menu.c to m_menu.h so that m_misc.c can use it.
+ */
+
+typedef struct setup_menu_s
+{
+  const char  *m_text;  /* text to display */
+  int         m_flags;  /* phares 4/17/98: flag bits S_* (defined above) */
+  setup_group m_group;  /* Group */
+  short       m_x;      /* screen x position (left is 0) */
+  short       m_y;      /* screen y position (top is 0) */
+
+  union  /* killough 11/98: The first field is a union of several types */
+  {
+    const void          *var;   /* generic variable */
+    int                 *m_key; /* key value, or 0 if not shown */
+    const char          *name;  /* name */
+    struct default_s    *def;   /* default[] table entry */
+    struct setup_menu_s *menu;  /* next or prev menu */
+  } var;
+
+  int         *m_mouse; /* mouse button value, or 0 if not shown */
+  int         *m_joy;   /* joystick button value, or 0 if not shown */
+  void (*action)(void); /* killough 10/98: function to call after changing */
+  const char **selectstrings; /* list of strings for choice value */
+} setup_menu_t;
+
+#endif