rosapps/dflat32/console.c

   1 /* ----------- console.c ---------- */
   2
   3 #define WIN32_LEAN_AND_MEAN
   4 #include <windows.h>
   5
   6
   7 #include "dflat.h"
   8
   9
  10 /* ----- table of alt keys for finding shortcut keys ----- */
  11 #if 0
  12 static int altconvert[] = {
  13     ALT_A,ALT_B,ALT_C,ALT_D,ALT_E,ALT_F,ALT_G,ALT_H,
  14     ALT_I,ALT_J,ALT_K,ALT_L,ALT_M,ALT_N,ALT_O,ALT_P,
  15     ALT_Q,ALT_R,ALT_S,ALT_T,ALT_U,ALT_V,ALT_W,ALT_X,
  16     ALT_Y,ALT_Z,ALT_0,ALT_1,ALT_2,ALT_3,ALT_4,ALT_5,
  17     ALT_6,ALT_7,ALT_8,ALT_9
  18 };
  19 #endif
  20
  21 static int cursorpos[MAXSAVES];
  22 static int cursorshape[MAXSAVES];
  23 static int cs;
  24
  25
  26 void SwapCursorStack(void)
  27 {
  28         if (cs > 1)     {
  29                 swap(cursorpos[cs-2], cursorpos[cs-1]);
  30                 swap(cursorshape[cs-2], cursorshape[cs-1]);
  31         }
  32 }
  33
  34
  35 /* ---- Read a keystroke ---- */
  36 void GetKey (PINPUT_RECORD lpBuffer)
  37 {
  38         HANDLE hInput;
  39         DWORD dwRead;
  40
  41         hInput = GetStdHandle (STD_INPUT_HANDLE);
  42
  43         do
  44         {
  45 //              WaitForSingleObject (hInput, INFINITE);
  46                 ReadConsoleInput (hInput, lpBuffer, 1, &dwRead);
  47                 if ((lpBuffer->EventType == KEY_EVENT) &&
  48                         (lpBuffer->Event.KeyEvent.bKeyDown == TRUE))
  49                         break;
  50         }
  51         while (TRUE);
  52 }
  53
  54
  55 /* ---------- read the keyboard shift status --------- */
  56 int getshift(void)
  57 {
  58 //    regs.h.ah = 2;
  59 //    int86(KEYBRD, &regs, &regs);
  60 //    return regs.h.al;
  61 /*      FIXME */
  62
  63         return 0;
  64 }
  65
  66
  67 /* -------- sound a buzz tone ---------- */
  68 void beep(void)
  69 {
  70         Beep(440, 50);
  71 //      MessageBeep (-1);
  72 }
  73
  74
  75 /* ------ position the cursor ------ */
  76 void cursor(int x, int y)
  77 {
  78         COORD coPos;
  79
  80         coPos.X = (USHORT)x;
  81         coPos.Y = (USHORT)y;
  82         SetConsoleCursorPosition (GetStdHandle (STD_OUTPUT_HANDLE), coPos);
  83 }
  84
  85 /* ------ get cursor shape and position ------ */
  86 static void getcursor(void)
  87 {
  88 /*
  89     videomode();
  90     regs.h.ah = READCURSOR;
  91     regs.x.bx = video_page;
  92     int86(VIDEO, &regs, &regs);
  93 */
  94         /* FIXME */
  95 }
  96
  97 /* ------- get the current cursor position ------- */
  98
  99 void curr_cursor(int *x, int *y)
 100 //VOID GetCursorXY (PSHORT x, PSHORT y)
 101 {
 102         CONSOLE_SCREEN_BUFFER_INFO csbi;
 103
 104         GetConsoleScreenBufferInfo (GetStdHandle (STD_OUTPUT_HANDLE), &csbi);
 105
 106         *x = (int)csbi.dwCursorPosition.X;
 107         *y = (int)csbi.dwCursorPosition.Y;
 108 }
 109
 110
 111 /* ------ save the current cursor configuration ------ */
 112 void savecursor(void)
 113 {
 114 /*
 115     if (cs < MAXSAVES)    {
 116         getcursor();
 117         cursorshape[cs] = regs.x.cx;
 118         cursorpos[cs] = regs.x.dx;
 119         cs++;
 120     }
 121 */
 122 }
 123
 124 /* ---- restore the saved cursor configuration ---- */
 125 void restorecursor(void)
 126 {
 127 /*
 128     if (cs)    {
 129         --cs;
 130         videomode();
 131         regs.x.dx = cursorpos[cs];
 132         regs.h.ah = SETCURSOR;
 133         regs.x.bx = video_page;
 134         int86(VIDEO, &regs, &regs);
 135         set_cursor_type(cursorshape[cs]);
 136     }
 137 */
 138 }
 139
 140 /* ------ make a normal cursor ------ */
 141 void normalcursor(void)
 142 {
 143 //    set_cursor_type(0x0607);
 144 }
 145
 146 /* ------ hide the cursor ------ */
 147 void hidecursor(void)
 148 {
 149 /*
 150     getcursor();
 151     regs.h.ch |= HIDECURSOR;
 152     regs.h.ah = SETCURSORTYPE;
 153     int86(VIDEO, &regs, &regs);
 154 */
 155 }
 156
 157 /* ------ unhide the cursor ------ */
 158 void unhidecursor(void)
 159 {
 160 /*
 161     getcursor();
 162     regs.h.ch &= ~HIDECURSOR;
 163     regs.h.ah = SETCURSORTYPE;
 164     int86(VIDEO, &regs, &regs);
 165 */
 166 }
 167
 168 /* ---- use BIOS to set the cursor type ---- */
 169 void set_cursor_type(unsigned t)
 170 {
 171 /*
 172     videomode();
 173     regs.h.ah = SETCURSORTYPE;
 174     regs.x.bx = video_page;
 175     regs.x.cx = t;
 176     int86(VIDEO, &regs, &regs);
 177 */
 178 }
 179
 180
 181 /* ------ convert an Alt+ key to its letter equivalent ----- */
 182 int AltConvert(int c)
 183 {
 184         return c;
 185 #if 0
 186         int i, a = 0;
 187         for (i = 0; i < 36; i++)
 188                 if (c == altconvert[i])
 189                         break;
 190         if (i < 26)
 191                 a = 'a' + i;
 192         else if (i < 36)
 193                 a = '0' + i - 26;
 194         return a;
 195 #endif
 196 }
 197
 198 /* EOF */