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DosϼüÅ̵ÄÍêÈ«¿ØÖÆ ------- Ò»ÏµÁеÄBIOS¼¶±ðµÄ¼üÅÌ¿ØÖƺ¯Êý£¡ #ifndef XRH_KEYS_H #define XRH_KEYS_H /*      Topic:      This is The KeyBoard Controlling Functions Set            [Author:superspirit]            *******************************            * SuperSpirit Software Studio *            *******************************                                               modified date: 2001-10-11 -----------------------------------------------------------------------------    Including 6 function:       <Marked With '!!!!!' at below.>     1> void Clean_Kb_Buf(void)                 *** Cleaning The KeyBord Buffer               ***     2> void Get_Key(void)                      *** Geting The Key's Ascii And ScanCode       ***     3> int  Detect_Key(void)                   *** Detecting The Key Pressing And Geting Key ***     4> void Get_KB_State(void)                 *** Getting The KeyBoard Status               ***     5> void Send_Key(char far *Key_p)          *** Send Some Key To KeyBoard Buffer          ***     6> void Set_Key (char AscII,char ScanCode) *** Send One Character To Key Board Buffer    *** */ #include <DOS.H> #define  ZERO_FLAG 0x040       /* '0000000001000000',ZeroFlag in FLAG_REGISTER */ #define  KEYBOARD  0x16        /* KeyBoard Interrupt Number                    */ /*Below:Defined For Register 'AL' */ #define  R_SHIFT_PRESSED  0x01 #define  L_SHIFT_PRESSED  0x02 #define  CTRL_PRESSED     0x04 #define  ALT_PREESED      0x08 #define  SCROLL_ENABLED   0x10 #define  NUM_ENABLED      0x20 #define  CAPS_ENABLED     0x40 #define  INSERT_PRESSED   0x80 /*Below:Defined For Register 'AH' */ #define  L_CTRL_PRESSED   0x01 #define  L_ALT_PRESSED    0x02 #define  R_CTRL_PRESSED   0x04 #define  R_ALT_PRESSED    0x08 #define  SCROLL_PRESSED   0x10 #define  NUM_PRESSED      0x20 #define  CAPS_PRESSED     0x40 #define  PRINT_PRESSED    0x80 /**************************/   int KeyCode_Num=73;   unsigned char KeyCode[74][2]={        27,  1,        '1', 2,        '!', 2,        '2', 3,        '@', 3,        '3', 4,        '#', 4,        '4', 5,        '$', 5,        '5', 6,        '%', 6,        '6', 7,        '^', 7,        '7', 8,        '&', 8,        '8', 9,        '*', 9,        '9',10,        '(',10,        '0',11,        ')',11,        '-',12,        '_',12,        '=',13,        '+',13,        '\',43,        '|',43,        '`',41,        '~',41,         8 ,14,         9 ,15,        'A',30,        'B',48,        'C',46,        'D',32,        'E',18,        'F',33,        'G',34,        'H',35,        'I',23,        'J',36,        'K',37,        'L',38,        'M',50,        'N',49,        'O',24,        'P',25,        'Q',16,        'R',19,        'S',31,        'T',20,        'U',22,        'V',47,        'W',17,        'X',45,        'Y',21,        'Z',44,        ',',51,        '<',51,        '.',52,        '>',52,        '/',53,        '?',53,        ';',39,        ':',39,         39,40,        '"',40,        '[',26,        '{',26,        ']',27,        '}',27,         13,28,         ' ',37,         0, 0,        }; typedef union {    unsigned  int   Key_Num;    unsigned char Either[2];        }KB_Key; typedef union {     unsigned char Pressed[2];/* Pressed[0] is LEFT,Pressed[1] is RIGHT */     unsigned IsPressed;        } Press_It_1; typedef struct{    unsigned char Pressed;    unsigned char Enabled;        } Press_It_2; typedef struct{     Press_It_1    Shift ,  Ctrl ,  Alt ;     Press_It_2    Scroll,  Num  ,  Caps;         unsigned char    Insert,  Print;         } KeyBoard_State; /**************************************************************************/ KB_Key          The_Key;  /* Define Static Symbol Holding KeyBoard Status. */ KeyBoard_State  KB_State; union REGS in_regs,out_regs; /* Get KeyBoard Buffer Pointer */ unsigned far *Kb_Buf_Start=(unsigned far *)0x00400080; unsigned far *Kb_Buf_End  =(unsigned far *)0x00400082; unsigned far *Kb_Buf_Head =(unsigned far *)0x0040001A; unsigned far *Kb_Buf_Tail =(unsigned far *)0x0040001C;    char   far *Kb_Buf_Ascii=(   char  far *)0x00400000;    char   far *Kb_Buf_ScanCode=(char  far *)0x00400000; /*********!!!!!**************/ void Set_Key(char Ascii,char ScanCode)      {       Kb_Buf_Ascii[*Kb_Buf_Tail]=Ascii;       Kb_Buf_ScanCode[*Kb_Buf_Tail+1]=ScanCode;       *Kb_Buf_Tail+=2;       if(*Kb_Buf_Tail>=*Kb_Buf_End) *Kb_Buf_Tail=*Kb_Buf_Start;       return;      } void KeyCode_Sort(void)     {      int i=0,j=0,Flag;      unsigned char Mid[2];       if(KeyCode[KeyCode_Num][0]) return;      for(i=0;i<KeyCode_Num-1;i++)       { Flag=0; for(j=0;j<KeyCode_Num-1-i;j++)      {       if(KeyCode[j][0]>KeyCode[j+1][0])   {     Flag=1;     Mid[0]=KeyCode[j][0];     Mid[1]=KeyCode[j][1];     KeyCode[j][0]=KeyCode[j+1][0];     KeyCode[j][1]=KeyCode[j+1][1];     KeyCode[j+1][0]=Mid[0];     KeyCode[j+1][1]=Mid[1];   }      }        if(!Flag) break;       }     KeyCode[KeyCode_Num][0]=1;     return;   } int KeyCode_Find(char Ch)      { int Start=0,End=KeyCode_Num-1; int Now=0; if(Ch>='a'&&Ch<='z')        Ch-=32;        while(1) {      Now=(Start+End)/2;        if(Start>End) return -1;        if(Ch>KeyCode[Now][0])      {       Start=Now+1;continue;       }         if(Ch<KeyCode[Now][0])      {       End=Now-1;continue;       }         if(Ch==KeyCode[Now][0])      {       return Now;       }    } } /********!!!!!!!!!*********/ void Send_Key(char far *Key_p)  /* Send Some Key To KeyBoard Buffer,As Input From KeyBoard?*/    {      int i=0;       KeyCode_Sort();       for(;*Key_p;Key_p++)   {      i=KeyCode_Find(*Key_p);      if(i>=0)     Set_Key(*Key_p,KeyCode[i][1]);   }      return;    } /************!!!!!!!!!!*********/ void Clean_Kb_Buf(void) /*** Cleaning The KeyBord Buffer ***/ { *Kb_Buf_Head=*Kb_Buf_Tail;   } /**********************/ void Adjust(void)   {    if(The_Key.Either[0]==0xE0)      The_Key.Either[0]=0;    return;   } /*******!!!!!********/ void Get_Key(void) /* Get Key's ASCII & Key's Scancode */      {        in_regs.h.ah=0x10;        int86(KEYBOARD,&in_regs,&out_regs);        The_Key.Key_Num=out_regs.x.ax; /*ASCII is in Either[0],ScanCode is in Either[1]*/        Adjust();        return;      } /*******!!!!!*****************/ int Detect_Key(void)  /* Detect If A Key Be Preesed Now */      {       in_regs.h.ah=0x11;       int86(KEYBOARD,&in_regs,&out_regs);       if(out_regs.x.flags&ZERO_FLAG)     return (0);       The_Key.Key_Num=out_regs.x.ax; /* ASCII is in Either[0],ScanCode is in Either[1] */        Adjust();       return(1);      } /************!!!!!*************************/ /*char far *KeyState=(char far *) ((unsigned long )(0x40<<16)+0x17);*/    char far *KeyState=(char far*)MK_FP(0x0040,0x0017); /*   Bios Data Area 0040:0017 KeyBoard Control Key Status: ( 1 Byte,8 Bits)      bit 0: Right 'Shift' Key--- 1 -> Pressed,0-> Unpressed      bit 1: Left  'Shift' Key--- 1 -> Pressed,0-> Unpressed      bit 2: 'Ctrl' Key       --- 1 -> pressed,0-> Unpressed      bit 3: 'Alt'  Key       --- 1 -> pressed,0-> Unpressed      bit 4: 'Scroll Lock Key'--- 1 -> Open   ,0-> Close      bit 5: 'Num Lock  Key'  --- 1 -> Open   ,0-> Close      bit 6: 'Caps Lock Key   --- 1 -> Open   ,0-> Close      bit 7: 'Insert Lock Key --- 1 -> Open   ,0-> Close */ void Get_KB_State(void) /* Get KeyBoard's Status To a Symbol 'KB_State'<Which is a sturcture.> */    {    if(Detect_Key()) Get_Key();     in_regs.h.ah=0x12;     int86(KEYBOARD,&in_regs,&out_regs); /* KeyBoard Interrupter */    /***** Below is  Geting State of KeyBord ****************/     KB_State.Shift.Pressed[1]=out_regs.h.al & R_SHIFT_PRESSED;     KB_State.Shift.Pressed[0]=out_regs.h.al & L_SHIFT_PRESSED;     KB_State.Ctrl.Pressed[1] =out_regs.h.ah & R_CTRL_PRESSED;     KB_State.Ctrl.Pressed[0] =out_regs.h.ah & L_CTRL_PRESSED;     KB_State.Alt.Pressed[1]  =out_regs.h.ah & R_ALT_PRESSED;     KB_State.Alt.Pressed[0]  =out_regs.h.ah & L_ALT_PRESSED;     KB_State.Scroll.Pressed  =out_regs.h.ah & SCROLL_PRESSED;     KB_State.Scroll.Enabled  =out_regs.h.al & SCROLL_ENABLED;     KB_State.Num.Pressed     =out_regs.h.ah & NUM_PRESSED;     KB_State.Num.Enabled     =out_regs.h.al & NUM_ENABLED;     KB_State.Caps.Pressed    =out_regs.h.ah & CAPS_PRESSED;     KB_State.Caps.Enabled    =out_regs.h.al & CAPS_ENABLED;     KB_State.Insert          =out_regs.h.al & INSERT_PRESSED;     KB_State.Print           =out_regs.h.ah & PRINT_PRESSED;     return;    }      /************   ===== Fouctions End =====   *************/ /***  Testing *********************************/ /* test 1 */ /* main()   {   int i=0;   Get_KB_State();   while(!kbhit())     {     Get_KB_State(); if(KB_State.Insert||KB_State.Print||KB_State.Shift.IsPressed    ||KB_State.Ctrl.IsPressed ||KB_State.Alt.IsPressed||KB_State.Scroll.Pressed    ||KB_State.Num.Pressed||KB_State.Caps.Pressed) { i++; printf("**************************************************************%d %s",i,(i>1)?"Times":"Time"); printf("KB_State.Shift.R_Pressed:%d",KB_State.Shift.Pressed[1]); printf("KB_State.Shift.L_Pressed:%d",KB_State.Shift.Pressed[0]); printf("KB_State.Ctrl.R_Pressed :%d",KB_State.Ctrl.Pressed[1] ); printf("KB_State.Ctrl.L_Pressed :%d",KB_State.Ctrl.Pressed[0] ); printf("KB_State.Alt.R_Pressed  :%d",KB_State.Alt.Pressed[1]  ); printf("KB_State.Alt.L_Pressed  :%d", KB_State.Alt.Pressed[0] ); printf("KB_State.Scroll.Pressed :%d",KB_State.Scroll.Pressed  ); printf("KB_State.Scroll.Enabled :%d",KB_State.Scroll.Enabled  ); printf("KB_State.Num.Pressed    :%d", KB_State.Num.Pressed    ); printf("KB_State.Num.Enabled    :%d", KB_State.Num.Enabled    ); printf("KB_State.Caps.Pressed   :%d",  KB_State.Caps.Pressed  ); printf("KB_State.Caps.Enabled   :%d", KB_State.Caps.Enabled   ); printf("KB_State.Insert         :%d", KB_State.Insert         ); printf("KB_State.Print          :%d", KB_State.Print          ); }   delay(5000);   } return ; } */ /* test 2 */ /* main() { int i; clrscr(); while(1) { if(Detect_Key()) { clrscr(); printf("<%c,%x>,(%x,%x)[%x,%x]",The_Key.Either[0],The_Key.Either[1],*Kb_Buf_Head,*Kb_Buf_Tail,*Kb_Buf_Start,*Kb_Buf_End ); Clean_Kb_Buf(); delay (30000); } printf("fslfsf"); if(The_Key.Either[0]==27) break; } } */ /* test 3 */ /* main() { Detect_Key(); Key(); clrscr(); printf("<%x,%x>,(%x,%x)",*Kb_Buf_Start,*Kb_Buf_End,*Kb_Buf_Head,*Kb_Buf_Tail);   getch(); }*/ #endif    Êղؠ  ·ÖÏí   ¶¥(0)

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