git.oblomov.eu Git - wine/blob - windows/keyboard.c

   1 /*
   2  * Keyboard related functions
   3  *
   4  * Copyright 1993 Bob Amstadt
   5  */
   6
   7 static char Copyright[] = "Copyright  Bob Amstadt, 1993";
   8
   9 #include "win.h"
  10 #include "windows.h"
  11
  12 extern BOOL MouseButtonsStates[3];
  13 extern BOOL AsyncMouseButtonsStates[3];
  14
  15 /**********************************************************************
  16  *              GetKeyState     (USER.106)
  17  */
  18 int GetKeyState(int keycode)
  19 {
  20         switch(keycode) {
  21                 case VK_LBUTTON:
  22                     return MouseButtonsStates[0];
  23                 case VK_MBUTTON:
  24                     return MouseButtonsStates[1];
  25                 case VK_RBUTTON:
  26                     return MouseButtonsStates[2];
  27                 default:
  28                     return 0;
  29                 }
  30 }
  31
  32
  33 /**********************************************************************
  34  *
  35  *            GetAsyncKeyState        (USER.249)
  36  *
  37  *      Determine if a key is or was pressed.  retval has high-order
  38  * byte set to 1 if currently pressed, low-order byte 1 if key has
  39  * been pressed.
  40  *
  41  *      This uses the variable AsyncMouseButtonsStates (set in event.c)
  42  * which have the mouse button number set to true if the mouse had been
  43  * depressed since the last call to GetAsyncKeyState.
  44  *
  45  *      There should also be some keyboard stuff here... it isn't here
  46  * yet.
  47  */
  48 int GetAsyncKeyState(int nKey)
  49 {
  50         short   retval;
  51
  52         switch (nKey) {
  53
  54            case VK_LBUTTON:
  55                 retval = AsyncMouseButtonsStates[0] |
  56                               (MouseButtonsStates[0] << 8);
  57                 break;
  58            case VK_MBUTTON:
  59                 retval = AsyncMouseButtonsStates[1] |
  60                               (MouseButtonsStates[1] << 8);
  61                 break;
  62            case VK_RBUTTON:
  63                 retval = AsyncMouseButtonsStates[2] |
  64                               MouseButtonsStates[2] << 8;
  65                 break;
  66            default:
  67                 retval = 0;
  68                 break;
  69         }
  70
  71         bzero(AsyncMouseButtonsStates, 3);      /* all states to false */
  72
  73         return retval;
  74 }
  75