Usermode/Applications/axwin2_src/WM/input.c

   1 /*
   2  * Acess GUI (AxWin) Version 2
   3  * By John Hodge (thePowersGang)
   4  */
   5 #include "common.h"
   6 #include <acess/sys.h>
   7
   8 // === CODE ===
   9 int Input_Init(void)
  10 {
  11         struct {
  12                  int    Num, Value;
  13         }       num_value;
  14         giMouseFD = open(gsMouseDevice, 3);
  15
  16         num_value.Num = 0;
  17         num_value.Value = giScreenWidth;
  18         ioctl(giMouseFD, 6, &num_value);
  19
  20         num_value.Num = 1;
  21         num_value.Value = giScreenHeight;
  22         ioctl(giMouseFD, 6, &num_value);
  23
  24         return 0;
  25 }
  26
  27 void Input_FillSelect(int *nfds, fd_set *set)
  28 {
  29         if(*nfds < giTerminalFD)        *nfds = giTerminalFD;
  30         if(*nfds < giMouseFD)   *nfds = giMouseFD;
  31         FD_SET(giTerminalFD, set);
  32         FD_SET(giMouseFD, set);
  33 }
  34
  35 void Input_HandleSelect(fd_set *set)
  36 {
  37         if(FD_ISSET(giTerminalFD, set))
  38         {
  39                 uint32_t        codepoint;
  40                 if( read(giTerminalFD, sizeof(codepoint), &codepoint) != sizeof(codepoint) )
  41                 {
  42                         // oops, error
  43                 }
  44                 // TODO: pass on to message handler
  45                 _SysDebug("Keypress 0x%x", codepoint);
  46         }
  47
  48         if(FD_ISSET(giMouseFD, set))
  49         {
  50                 struct sMouseInfo {
  51                         uint16_t        NAxies, NButtons;
  52                         struct sMouseAxis {
  53                                  int16_t        MinValue, MaxValue;
  54                                  int16_t        CurValue;
  55                                 uint16_t        CursorPos;
  56                         }       Axies[2];
  57                         uint8_t Buttons[3];
  58                 }       mouseinfo;
  59
  60                 _SysDebug("Cursor event");
  61
  62                 seek(giMouseFD, 0, SEEK_SET);
  63                 if( read(giMouseFD, sizeof(mouseinfo), &mouseinfo) != sizeof(mouseinfo) )
  64                 {
  65                         // Not a 3 button mouse, oops
  66                         return ;
  67                 }
  68
  69                 // Handle movement
  70 //              Video_SetCursorPos( mouseinfo.Axies[0], mouseinfo.Axies[1] );
  71                 _SysDebug("Cursor to %i,%i\n", mouseinfo.Axies[0], mouseinfo.Axies[1]);
  72         }
  73 }