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Diffstat (limited to 'contrib/syslinux/latest/com32/cmenu/libmenu/menu.h')
| -rw-r--r-- | contrib/syslinux/latest/com32/cmenu/libmenu/menu.h | 294 |
1 files changed, 0 insertions, 294 deletions
diff --git a/contrib/syslinux/latest/com32/cmenu/libmenu/menu.h b/contrib/syslinux/latest/com32/cmenu/libmenu/menu.h deleted file mode 100644 index 141d2ef..0000000 --- a/contrib/syslinux/latest/com32/cmenu/libmenu/menu.h +++ /dev/null @@ -1,294 +0,0 @@ -/* -*- c -*- ------------------------------------------------------------- * - * - * Copyright 2004-2005 Murali Krishnan Ganapathy - All Rights Reserved - * - * 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, Inc., 53 Temple Place Ste 330, - * Boston MA 02111-1307, USA; either version 2 of the License, or - * (at your option) any later version; incorporated herein by reference. - * - * ----------------------------------------------------------------------- */ - -/* This program can be compiled for DOS with the OpenWatcom compiler - * (http://www.openwatcom.org/): - * - * wcl -3 -osx -mt <filename>.c - */ - -#ifndef __MENU_H__ -#define __MENU_H__ - -#include "com32io.h" -#include "tui.h" -#include "syslnx.h" -#include <string.h> -#include <unistd.h> - -// TIMEOUT PARAMETERS -/* If no key is pressed within TIMEOUTNUMSTEPS * TIMEOUTSTEPSIZE milliseconds - and if a timeout handler is registered, then that will be called. - The handler should either either take control from there on, or return without - producing any change in the current video settings. - - For e.g. the handler could - * Could just quit the menu program - * beep and return. - - TIMEOUTSTEPSIZE is the interval for which the program sleeps without checking for - any keystroke. So increasing this will make the response of the system slow. - Decreasing this will make a lot of interrupt calls using up your CPU. Default - value of TIMEOUTSTEPSIZE of 0.1 seconds should be right in most cases. - - TIMEOUTNUMSTEPS of 3000 corresponds to a wait time of 300 seconds or 5 minutes -*/ - -#define TIMEOUTSTEPSIZE 10 -#define TIMEOUTNUMSTEPS 30000L - -// Attributes -#define NORMALATTR 0x17 -#define NORMALHLITE 0x1F // Normal Highlight attribute -#define REVERSEATTR 0x70 -#define REVERSEHLITE 0x78 // Reverse Hightlight attribute -#define INACTATTR 0x18 -#define INACTHLITE 0x10 // Inactive Highlight attribute -#define REVINACTATTR 0x78 -#define REVINACTHLITE 0x70 // Reverse Inactive Highlight attr - -#define STATUSATTR 0x74 -#define STATUSHLITE 0x7B // Status highlight - -#define FILLCHAR ' ' -#define FILLATTR NORMALATTR -#define SHADOWATTR 0x00 -#define SPACECHAR ' ' - -#define TFILLCHAR ' ' -#define TITLEATTR 0x70 - -#define ENABLEHLITE '<' // Char which turns on highlight -#define DISABLEHLITE '>' // Char which turns off highlight -#define NOHLITE 0 // The offset into attrib array for non-hilite -#define HLITE 1 // The offset for Hlite attrib - -#define MOREABOVE '^' // char to print when more menu items available above -#define MOREBELOW 'v' // more items available below - -// Attributes of the menu system -#define MAXMENUS 250 // Maximum number of menu's allowed -#define MAXMENUSIZE 100 // Default value for max num of entries in each menu -#define MAXMENUHEIGHT 20 // Maximum number of entries displayed -#define MENUBOXTYPE BOX_SINSIN // Default box type Look at tui.h for other values - -// Upper bounds on lengths -// We copy the given string, so user can reuse the space used to store incoming arguments. -#define MENULEN 78 // Each menu entry is atmost MENULEN chars -#define STATLEN 78 // Maximum length of status string -#define TITLELEN 78 // Maximum length of title string -#define ACTIONLEN 255 // Maximum length of an action string - -// Layout of menu -#define MENUROW 3 // Row where menu is displayed (relative to window) -#define MENUCOL 4 // Col where menu is displayed (relative to window) -#define MENUPAGE 1 // show in display page 1 -#define STATLINE 24 // Line number where status line starts (relative to window) - -// Used for printing debugging messages -#define DEBUGLINE 23 // debugging info goes here - -// Other Chars -#define RADIOMENUCHAR '>' // > symbol for radio menu? -#define CHECKED '\140' // Check mark -#define UNCHECKED '\146' // Light bullet -#define RADIOSEL '.' // Current Radio Selection -#define RADIOUNSEL ' ' // Radio option not selected - -typedef unsigned char uchar; - -// Types of menu's -#define NORMALMENU 1 -#define RADIOMENU 2 - -typedef enum { OPT_INACTIVE, OPT_SUBMENU, OPT_RUN, OPT_EXITMENU, OPT_CHECKBOX, - OPT_RADIOMENU, OPT_SEP, OPT_INVISIBLE, - OPT_RADIOITEM -} t_action; - -typedef union { - uchar submenunum; // For submenu's - uchar checked; // For check boxes - uchar radiomenunum; // Item mapping to a radio menu -} t_itemdata; - -struct s_menuitem; -struct s_menu; -struct s_menusystem; - -typedef struct { - unsigned int valid:1; // Is action valid? - unsigned int refresh:1; // Should we recompute menu stuff? - unsigned int reserved:6; // For future expansion -} t_handler_return; - -t_handler_return ACTION_VALID, ACTION_INVALID; // Specific values - -typedef t_handler_return(*t_item_handler) (struct s_menusystem *, - struct s_menuitem *); -typedef void (*t_menusystem_handler) (struct s_menusystem *, - struct s_menuitem *); -typedef void (*t_keys_handler) (struct s_menusystem *, struct s_menuitem *, - unsigned int scancode); - // Last parameter = HIGH BYTE = scan code , LOW BYTE = ASCII CODE - -typedef enum { HDLR_SCREEN, HDLR_KEYS } t_handler; -// Types of handlers for menu system - -// TIMEOUT is the list of possible values which can be returned by the handler -// instructing the menusystem what to do. The default is CODE_WAIT -typedef enum { CODE_WAIT, CODE_ENTER, CODE_ESCAPE } TIMEOUTCODE; -typedef TIMEOUTCODE(*t_timeout_handler) (void); - -typedef struct s_menuitem { - char *item; - char *status; - char *data; // string containing kernel to run.. but... - // for radio menu's this is a pointer to the item selected or NULL (initially) - // for submenu's this string could be name of menu - void *extra_data; // Any other data user can point to - unsigned int helpid; // Used for Context sensitive help - t_item_handler handler; // Pointer to function of type menufn - t_action action; - t_itemdata itemdata; // Data depends on action value - uchar shortcut; // one of [A-Za-z0-9] shortcut for this menu item - uchar index; // Index within the menu array - uchar parindex; // Index of the menu in which this item appears. - -} t_menuitem; - -typedef t_menuitem *pt_menuitem; // Pointer to type menuitem - -typedef struct s_menu { - pt_menuitem *items; // pointer to array of pointer to menuitems - char *title; // Title string for menu - char *name; // menu can be referred to by this string - int maxmenusize; // the size of array allocated - uchar numitems; // how many items do we actually have - uchar menuwidth; - uchar row, col; // Position where this menu should be displayed - uchar menuheight; // Maximum number of items to be displayed -} t_menu; - -typedef t_menu *pt_menu; // Pointer to type menu - -typedef struct s_menusystem { - pt_menu menus[MAXMENUS]; - char *title; - t_menusystem_handler handler; // Menu system handler - t_keys_handler keys_handler; // Handler for unknown keys - t_timeout_handler ontimeout; // Timeout handler - unsigned long tm_numsteps; - // Time to wait for key press=numsteps * stepsize milliseconds - unsigned int tm_stepsize; // Timeout step size (in milliseconds) - // Total timeout max time spent idle before we call handler - unsigned long tm_total_timeout; // (in milli seconds) - unsigned long tm_sofar_timeout; // All accumulated timeout - // total timeout handler - t_timeout_handler ontotaltimeout; // Total timeout handler - - int maxmenuheight; - uchar nummenus; - uchar normalattr[2]; // [0] is non-hlite attr, [1] is hlite attr - uchar reverseattr[2]; - uchar inactattr[2]; - uchar revinactattr[2]; - uchar statusattr[2]; - uchar fillchar; - uchar fillattr; - uchar spacechar; - uchar tfillchar; - uchar titleattr; - uchar shadowattr; - uchar statline; - uchar menupage; - int maxrow, minrow, numrows; // Number of rows in the window - int maxcol, mincol, numcols; // Number of columns in the window - - // Menu box look - char box_horiz, box_ltrt, box_rtlt; // Some chars of the box, for redrawing portions of the box - -} t_menusystem; - -typedef t_menusystem *pt_menusystem; // Pointer to type menusystem - -pt_menuitem showmenus(uchar startmenu); - -pt_menusystem init_menusystem(const char *title); - -void close_menusystem(void); // Deallocate memory used - -void set_normal_attr(uchar normal, uchar selected, uchar inactivenormal, - uchar inactiveselected); - -void set_normal_hlite(uchar normal, uchar selected, uchar inactivenormal, - uchar inactiveselected); - -void set_status_info(uchar statusattr, uchar statushlite, uchar statline); - -void set_title_info(uchar tfillchar, uchar titleattr); - -void set_misc_info(uchar fillchar, uchar fillattr, uchar spacechar, - uchar shadowattr); - -void set_window_size(uchar top, uchar left, uchar bot, uchar right); // Set the window which menusystem should use - -void set_menu_options(uchar maxmenuheight); -// maximum height of a menu - -void reg_handler(t_handler htype, void *handler); // Register handler - -void unreg_handler(t_handler htype); - -void reg_ontimeout(t_timeout_handler, unsigned int numsteps, - unsigned int stepsize); -// Set timeout handler, set 0 for default values. -// So stepsize=0 means numsteps is measured in centiseconds. -void unreg_ontimeout(void); - -void reg_ontotaltimeout(t_timeout_handler, unsigned long numcentiseconds); -void unreg_ontotaltimeout(void); - -// Find the number of the menu given the name -// Returns -1 if not found -uchar find_menu_num(const char *name); - -// Create a new menu and return its position -uchar add_menu(const char *title, int maxmenusize); - -// Create a named menu and return its position -uchar add_named_menu(const char *name, const char *title, int maxmenusize); - -void set_menu_pos(uchar row, uchar col); // Set the position of this menu. - -// Add item to the "current" menu -pt_menuitem add_item(const char *item, const char *status, t_action action, - const char *data, uchar itemdata); - -// Set shortcut key and help id -void set_item_options(uchar shortcut, int helpid); - -// Set the shortcut key for the current item -static inline void set_shortcut(uchar shortcut) -{ - set_item_options(shortcut, 0xFFFF); -} - -// Add a separator to the "current" menu -pt_menuitem add_sep(void); - -// Generate string based on state of checkboxes and radioitem in given menu -// and append string to existing contents of "line" -// line must have enough space allocated -void gen_append_line(const char *menu_name, char *line); - -#endif |