src/umd_win32.c

   1 /*************************************************************************
   2         Copyright (C) 2009 Matthew Thompson <chameleonator@gmail.com>
   3
   4     This file is part of libumd.
   5
   6     libumd is free software: you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation, either version 3 of the License, or
   9     (at your option) any later version.
  10
  11     libumd is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with libumd.  If not, see <http://www.gnu.org/licenses/>.
  18 *************************************************************************/
  19
  20 #include "umd.h"
  21 #include "umd_private.h"
  22
  23 #if defined(_WIN32) || defined(__WIN32__)
  24
  25 #define _WIN32_WINNT 0x0500
  26 #include <windows.h>
  27
  28 int UMD_Init()
  29 {
  30         return 0;
  31 }
  32
  33 int UMD_Quit()
  34 {
  35         return 0;
  36 }
  37
  38 int UMD_Warp(int x, int y)
  39 {
  40         SetCursorPos(x, y);
  41
  42         return 0;
  43 }
  44
  45 int UMD_Move(int x, int y)
  46 {
  47         POINT point;
  48
  49         if (GetCursorPos(&point) == 0) {
  50                 SET_ERROR("Could not get current cursor position to move");
  51                 return -1;
  52         }
  53
  54         SetCursorPos(point.x + x, point.y + y);
  55
  56         return 0;
  57 }
  58
  59 static int get_flags(int button, int state)
  60 {
  61         int flags = 0;
  62
  63         switch(button) {
  64                 case UMD_LEFT:
  65                         flags = state? MOUSEEVENTF_LEFTDOWN : MOUSEEVENTF_LEFTUP;
  66                         break;
  67                 case UMD_RIGHT:
  68                         flags = state? MOUSEEVENTF_RIGHTDOWN : MOUSEEVENTF_RIGHTUP;
  69                         break;
  70                 case UMD_MIDDLE:
  71                         flags = state? MOUSEEVENTF_MIDDLEDOWN : MOUSEEVENTF_MIDDLEUP;
  72                         break;
  73                 default:
  74                         SET_ERROR("Unrecognized mouse button in click");
  75                         return 0;
  76         }
  77
  78         return flags;
  79 }
  80
  81 int UMD_Click(int button, int state)
  82 {
  83         INPUT input;
  84         int flags = get_flags(button, state);
  85
  86         if (flags == 0)
  87                 return -1;
  88
  89         memset(&input, 0, sizeof input);
  90         input.type = INPUT_MOUSE;
  91         input.mi.dwFlags = flags;
  92
  93         if (SendInput(1, &input, sizeof input) != 1) {
  94                         SET_ERROR("Could not send click event");
  95                         return -1;
  96         }
  97
  98         return 0;
  99 }
 100
 101 int UMD_ClickAt(int button, int state, int x, int y)
 102 {
 103         INPUT input;
 104         int flags = get_flags(button, state);
 105
 106         if (flags == 0)
 107                 return -1;
 108
 109         memset(&input, 0, sizeof input);
 110         input.type = INPUT_MOUSE;
 111         input.mi.dwFlags = flags | MOUSEEVENTF_ABSOLUTE | MOUSEEVENTF_MOVE;
 112         input.mi.dx = x;
 113         input.mi.dy = y;
 114
 115         if (SendInput(1, &input, sizeof input) != 1) {
 116                         SET_ERROR("Could not send click at event");
 117                         return -1;
 118         }
 119
 120         return 0;
 121 }
 122
 123 int UMD_SingleClick(int button)
 124 {
 125         if (UMD_Click(button, 1) < 0)
 126                 return -1;
 127
 128         if (UMD_Click(button, 0) < 0)
 129                 return -1;
 130
 131         return 0;
 132 }
 133
 134 int UMD_SingleClickAt(int button, int x, int y)
 135 {
 136         if (UMD_ClickAt(button, 1, x, y) < 0)
 137                 return -1;
 138
 139         if (UMD_Click(button, 0) < 0)
 140                 return -1;
 141
 142         return 0;
 143 }
 144
 145 #endif
 146
 147
 148
 149