annotate src/joystick/SDL_joystick.c @ 252:e8157fcb3114

Updated the source with the correct e-mail address
author Sam Lantinga <slouken@libsdl.org>
date Fri, 14 Dec 2001 12:38:15 +0000
parents 74212992fb08
children f6ffac90895c
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Library General Public License for more details.
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14
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15 You should have received a copy of the GNU Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19 Sam Lantinga
252
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20 slouken@libsdl.org
0
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21 */
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22
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23 #ifdef SAVE_RCSID
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24 static char rcsid =
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25 "@(#) $Id$";
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26 #endif
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27
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28 /* This is the joystick API for Simple DirectMedia Layer */
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29
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30 #include <stdio.h>
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31 #include <stdlib.h>
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32 #include <string.h>
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33
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34 #include "SDL_error.h"
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35 #include "SDL_events.h"
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36 #ifndef DISABLE_EVENTS
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37 #include "SDL_events_c.h"
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38 #endif
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39 #include "SDL_joystick_c.h"
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40 #include "SDL_sysjoystick.h"
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41
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42 /* This is used for Quake III Arena */
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43 #ifdef DISABLE_EVENTS
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44 #define SDL_Lock_EventThread()
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45 #define SDL_Unlock_EventThread()
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46 #endif
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47
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48 Uint8 SDL_numjoysticks = 0;
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49 SDL_Joystick **SDL_joysticks = NULL;
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50 static SDL_Joystick *default_joystick = NULL;
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51
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52 int SDL_JoystickInit(void)
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53 {
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54 int arraylen;
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55 int status;
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56
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57 SDL_numjoysticks = 0;
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58 status = SDL_SYS_JoystickInit();
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59 if ( status >= 0 ) {
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60 arraylen = (status+1)*sizeof(*SDL_joysticks);
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61 SDL_joysticks = (SDL_Joystick **)malloc(arraylen);
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62 if ( SDL_joysticks == NULL ) {
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63 SDL_numjoysticks = 0;
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64 } else {
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65 memset(SDL_joysticks, 0, arraylen);
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66 }
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67 SDL_numjoysticks = status;
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68 status = 0;
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69 }
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70 default_joystick = NULL;
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71 return(status);
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72 }
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73
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74 /*
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75 * Count the number of joysticks attached to the system
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76 */
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77 int SDL_NumJoysticks(void)
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78 {
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79 return SDL_numjoysticks;
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80 }
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81
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82 /*
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83 * Get the implementation dependent name of a joystick
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84 */
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85 const char *SDL_JoystickName(int device_index)
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86 {
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87 if ( (device_index < 0) || (device_index >= SDL_numjoysticks) ) {
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88 SDL_SetError("There are %d joysticks available",
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89 SDL_numjoysticks);
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90 return(NULL);
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91 }
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92 return(SDL_SYS_JoystickName(device_index));
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93 }
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94
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95 /*
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96 * Open a joystick for use - the index passed as an argument refers to
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97 * the N'th joystick on the system. This index is the value which will
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98 * identify this joystick in future joystick events.
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99 *
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100 * This function returns a joystick identifier, or NULL if an error occurred.
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101 */
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102 SDL_Joystick *SDL_JoystickOpen(int device_index)
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103 {
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104 int i;
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105 SDL_Joystick *joystick;
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106
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107 if ( (device_index < 0) || (device_index >= SDL_numjoysticks) ) {
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108 SDL_SetError("There are %d joysticks available",
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109 SDL_numjoysticks);
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110 return(NULL);
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111 }
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112
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113 /* If the joystick is already open, return it */
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114 for ( i=0; SDL_joysticks[i]; ++i ) {
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115 if ( device_index == SDL_joysticks[i]->index ) {
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116 joystick = SDL_joysticks[i];
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117 ++joystick->ref_count;
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118 return(joystick);
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119 }
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120 }
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121
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122 /* Create and initialize the joystick */
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123 joystick = (SDL_Joystick *)malloc((sizeof *joystick));
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124 if ( joystick != NULL ) {
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125 memset(joystick, 0, (sizeof *joystick));
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126 joystick->index = device_index;
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127 if ( SDL_SYS_JoystickOpen(joystick) < 0 ) {
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128 free(joystick);
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129 joystick = NULL;
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130 } else {
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131 if ( joystick->naxes > 0 ) {
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132 joystick->axes = (Sint16 *)malloc
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133 (joystick->naxes*sizeof(Sint16));
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134 }
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135 if ( joystick->nhats > 0 ) {
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136 joystick->hats = (Uint8 *)malloc
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137 (joystick->nhats*sizeof(Uint8));
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138 }
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139 if ( joystick->nballs > 0 ) {
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140 joystick->balls = (struct balldelta *)malloc
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141 (joystick->nballs*sizeof(*joystick->balls));
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142 }
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143 if ( joystick->nbuttons > 0 ) {
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144 joystick->buttons = (Uint8 *)malloc
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145 (joystick->nbuttons*sizeof(Uint8));
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146 }
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147 if ( ((joystick->naxes > 0) && !joystick->axes)
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148 || ((joystick->nhats > 0) && !joystick->hats)
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149 || ((joystick->nballs > 0) && !joystick->balls)
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150 || ((joystick->nbuttons > 0) && !joystick->buttons)) {
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151 SDL_OutOfMemory();
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152 SDL_JoystickClose(joystick);
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153 joystick = NULL;
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154 }
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155 if ( joystick->axes ) {
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156 memset(joystick->axes, 0,
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157 joystick->naxes*sizeof(Sint16));
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158 }
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159 if ( joystick->hats ) {
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160 memset(joystick->hats, 0,
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161 joystick->nhats*sizeof(Uint8));
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162 }
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163 if ( joystick->balls ) {
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164 memset(joystick->balls, 0,
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165 joystick->nballs*sizeof(*joystick->balls));
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166 }
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167 if ( joystick->buttons ) {
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168 memset(joystick->buttons, 0,
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169 joystick->nbuttons*sizeof(Uint8));
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parents:
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170 }
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parents:
diff changeset
171 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
172 }
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parents:
diff changeset
173 if ( joystick ) {
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parents:
diff changeset
174 /* Add joystick to list */
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parents:
diff changeset
175 ++joystick->ref_count;
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parents:
diff changeset
176 SDL_Lock_EventThread();
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parents:
diff changeset
177 for ( i=0; SDL_joysticks[i]; ++i )
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parents:
diff changeset
178 /* Skip to next joystick */;
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parents:
diff changeset
179 SDL_joysticks[i] = joystick;
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parents:
diff changeset
180 SDL_Unlock_EventThread();
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parents:
diff changeset
181 }
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parents:
diff changeset
182 return(joystick);
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parents:
diff changeset
183 }
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parents:
diff changeset
184
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parents:
diff changeset
185 /*
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parents:
diff changeset
186 * Returns 1 if the joystick has been opened, or 0 if it has not.
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parents:
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187 */
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parents:
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188 int SDL_JoystickOpened(int device_index)
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parents:
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189 {
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parents:
diff changeset
190 int i, opened;
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parents:
diff changeset
191
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parents:
diff changeset
192 opened = 0;
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parents:
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193 for ( i=0; SDL_joysticks[i]; ++i ) {
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parents:
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194 if ( SDL_joysticks[i]->index == (Uint8)device_index ) {
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parents:
diff changeset
195 opened = 1;
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parents:
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196 break;
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parents:
diff changeset
197 }
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parents:
diff changeset
198 }
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parents:
diff changeset
199 return(opened);
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parents:
diff changeset
200 }
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parents:
diff changeset
201
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parents:
diff changeset
202 static int ValidJoystick(SDL_Joystick **joystick)
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parents:
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203 {
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204 int valid;
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205
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parents:
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206 if ( *joystick == NULL ) {
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parents:
diff changeset
207 *joystick = default_joystick;
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parents:
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208 }
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parents:
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209 if ( *joystick == NULL ) {
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210 SDL_SetError("Joystick hasn't been opened yet");
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211 valid = 0;
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parents:
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212 } else {
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213 valid = 1;
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parents:
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214 }
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parents:
diff changeset
215 return valid;
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parents:
diff changeset
216 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
217
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parents:
diff changeset
218 /*
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parents:
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219 * Get the device index of an opened joystick.
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parents:
diff changeset
220 */
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parents:
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221 int SDL_JoystickIndex(SDL_Joystick *joystick)
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parents:
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222 {
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parents:
diff changeset
223 if ( ! ValidJoystick(&joystick) ) {
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parents:
diff changeset
224 return(-1);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
225 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
226 return(joystick->index);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
227 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
228
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
229 /*
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parents:
diff changeset
230 * Get the number of multi-dimensional axis controls on a joystick
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parents:
diff changeset
231 */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
232 int SDL_JoystickNumAxes(SDL_Joystick *joystick)
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parents:
diff changeset
233 {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
234 if ( ! ValidJoystick(&joystick) ) {
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parents:
diff changeset
235 return(-1);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
236 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
237 return(joystick->naxes);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
238 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
239
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
240 /*
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
241 * Get the number of hats on a joystick
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
242 */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
243 int SDL_JoystickNumHats(SDL_Joystick *joystick)
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
244 {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
245 if ( ! ValidJoystick(&joystick) ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
246 return(-1);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
247 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
248 return(joystick->nhats);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
249 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
250
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
251 /*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
252 * Get the number of trackballs on a joystick
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
253 */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
254 int SDL_JoystickNumBalls(SDL_Joystick *joystick)
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
255 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
256 if ( ! ValidJoystick(&joystick) ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
257 return(-1);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
258 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
259 return(joystick->nballs);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
260 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
261
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
262 /*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
263 * Get the number of buttons on a joystick
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
264 */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
265 int SDL_JoystickNumButtons(SDL_Joystick *joystick)
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
266 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
267 if ( ! ValidJoystick(&joystick) ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
268 return(-1);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
269 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
270 return(joystick->nbuttons);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
271 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
272
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
273 /*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
274 * Get the current state of an axis control on a joystick
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
275 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
276 Sint16 SDL_JoystickGetAxis(SDL_Joystick *joystick, int axis)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
277 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
278 Sint16 state;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
279
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
280 if ( ! ValidJoystick(&joystick) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
281 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
282 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
283 if ( axis < joystick->naxes ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
284 state = joystick->axes[axis];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
285 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
286 SDL_SetError("Joystick only has %d axes", joystick->naxes);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
287 state = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
288 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
289 return(state);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
290 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
291
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
292 /*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
293 * Get the current state of a hat on a joystick
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
294 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
295 Uint8 SDL_JoystickGetHat(SDL_Joystick *joystick, int hat)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
296 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
297 Uint8 state;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
298
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
299 if ( ! ValidJoystick(&joystick) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
300 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
301 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
302 if ( hat < joystick->nhats ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
303 state = joystick->hats[hat];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
304 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
305 SDL_SetError("Joystick only has %d hats", joystick->nhats);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
306 state = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
307 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
308 return(state);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
309 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
310
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
311 /*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
312 * Get the ball axis change since the last poll
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
313 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
314 int SDL_JoystickGetBall(SDL_Joystick *joystick, int ball, int *dx, int *dy)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
315 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
316 int retval;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
317
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
318 if ( ! ValidJoystick(&joystick) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
319 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
320 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
321
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
322 retval = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
323 if ( ball < joystick->nballs ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
324 if ( dx ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
325 *dx = joystick->balls[ball].dx;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
326 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
327 if ( dy ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
328 *dy = joystick->balls[ball].dy;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
329 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
330 joystick->balls[ball].dx = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
331 joystick->balls[ball].dy = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
332 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
333 SDL_SetError("Joystick only has %d balls", joystick->nballs);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
334 retval = -1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
335 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
336 return(retval);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
337 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
338
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
339 /*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
340 * Get the current state of a button on a joystick
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
341 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
342 Uint8 SDL_JoystickGetButton(SDL_Joystick *joystick, int button)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
343 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
344 Uint8 state;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
345
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
346 if ( ! ValidJoystick(&joystick) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
347 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
348 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
349 if ( button < joystick->nbuttons ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
350 state = joystick->buttons[button];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
351 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
352 SDL_SetError("Joystick only has %d buttons",joystick->nbuttons);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
353 state = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
354 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
355 return(state);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
356 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
357
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
358 /*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
359 * Close a joystick previously opened with SDL_JoystickOpen()
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
360 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
361 void SDL_JoystickClose(SDL_Joystick *joystick)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
362 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
363 int i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
364
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
365 if ( ! ValidJoystick(&joystick) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
366 return;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
367 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
368
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
369 /* First decrement ref count */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
370 if ( --joystick->ref_count > 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
371 return;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
372 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
373
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
374 /* Lock the event queue - prevent joystick polling */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
375 SDL_Lock_EventThread();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
376
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
377 if ( joystick == default_joystick ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
378 default_joystick = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
379 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
380 SDL_SYS_JoystickClose(joystick);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
381
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
382 /* Remove joystick from list */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
383 for ( i=0; SDL_joysticks[i]; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
384 if ( joystick == SDL_joysticks[i] ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
385 memcpy(&SDL_joysticks[i], &SDL_joysticks[i+1],
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
386 (SDL_numjoysticks-i)*sizeof(joystick));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
387 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
388 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
389 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
390
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
391 /* Let the event thread keep running */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
392 SDL_Unlock_EventThread();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
393
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
394 /* Free the data associated with this joystick */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
395 if ( joystick->axes ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
396 free(joystick->axes);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
397 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
398 if ( joystick->hats ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
399 free(joystick->hats);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
400 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
401 if ( joystick->balls ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
402 free(joystick->balls);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
403 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
404 if ( joystick->buttons ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
405 free(joystick->buttons);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
406 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
407 free(joystick);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
408 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
409
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
410 void SDL_JoystickQuit(void)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
411 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
412 /* Stop the event polling */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
413 SDL_Lock_EventThread();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
414 SDL_numjoysticks = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
415 SDL_Unlock_EventThread();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
416
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
417 /* Quit the joystick setup */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
418 SDL_SYS_JoystickQuit();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
419 if ( SDL_joysticks ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
420 free(SDL_joysticks);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
421 SDL_joysticks = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
422 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
423 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
424
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
425
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
426 /* These are global for SDL_sysjoystick.c and SDL_events.c */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
427
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
428 int SDL_PrivateJoystickAxis(SDL_Joystick *joystick, Uint8 axis, Sint16 value)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
429 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
430 int posted;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
431
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
432 /* Update internal joystick state */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
433 joystick->axes[axis] = value;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
434
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
435 /* Post the event, if desired */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
436 posted = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
437 #ifndef DISABLE_EVENTS
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
438 if ( SDL_ProcessEvents[SDL_JOYAXISMOTION] == SDL_ENABLE ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
439 SDL_Event event;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
440 event.type = SDL_JOYAXISMOTION;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
441 event.jaxis.which = joystick->index;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
442 event.jaxis.axis = axis;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
443 event.jaxis.value = value;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
444 if ( (SDL_EventOK == NULL) || (*SDL_EventOK)(&event) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
445 posted = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
446 SDL_PushEvent(&event);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
447 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
448 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
449 #endif /* !DISABLE_EVENTS */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
450 return(posted);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
451 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
452
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
453 int SDL_PrivateJoystickHat(SDL_Joystick *joystick, Uint8 hat, Uint8 value)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
454 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
455 int posted;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
456
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
457 /* Update internal joystick state */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
458 joystick->hats[hat] = value;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
459
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
460 /* Post the event, if desired */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
461 posted = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
462 #ifndef DISABLE_EVENTS
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
463 if ( SDL_ProcessEvents[SDL_JOYHATMOTION] == SDL_ENABLE ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
464 SDL_Event event;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
465 event.jhat.type = SDL_JOYHATMOTION;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
466 event.jhat.which = joystick->index;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
467 event.jhat.hat = hat;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
468 event.jhat.value = value;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
469 if ( (SDL_EventOK == NULL) || (*SDL_EventOK)(&event) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
470 posted = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
471 SDL_PushEvent(&event);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
472 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
473 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
474 #endif /* !DISABLE_EVENTS */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
475 return(posted);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
476 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
477
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
478 int SDL_PrivateJoystickBall(SDL_Joystick *joystick, Uint8 ball,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
479 Sint16 xrel, Sint16 yrel)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
480 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
481 int posted;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
482
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
483 /* Update internal mouse state */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
484 joystick->balls[ball].dx += xrel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
485 joystick->balls[ball].dy += yrel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
486
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
487 /* Post the event, if desired */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
488 posted = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
489 #ifndef DISABLE_EVENTS
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
490 if ( SDL_ProcessEvents[SDL_JOYBALLMOTION] == SDL_ENABLE ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
491 SDL_Event event;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
492 event.jball.type = SDL_JOYBALLMOTION;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
493 event.jball.which = joystick->index;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
494 event.jball.ball = ball;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
495 event.jball.xrel = xrel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
496 event.jball.yrel = yrel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
497 if ( (SDL_EventOK == NULL) || (*SDL_EventOK)(&event) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
498 posted = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
499 SDL_PushEvent(&event);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
500 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
501 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
502 #endif /* !DISABLE_EVENTS */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
503 return(posted);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
504 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
505
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
506 int SDL_PrivateJoystickButton(SDL_Joystick *joystick, Uint8 button, Uint8 state)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
507 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
508 int posted;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
509 #ifndef DISABLE_EVENTS
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
510 SDL_Event event;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
511
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
512 switch ( state ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
513 case SDL_PRESSED:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
514 event.type = SDL_JOYBUTTONDOWN;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
515 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
516 case SDL_RELEASED:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
517 event.type = SDL_JOYBUTTONUP;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
518 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
519 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
520 /* Invalid state -- bail */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
521 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
522 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
523 #endif /* !DISABLE_EVENTS */
74212992fb08 Initial revision
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524
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525 /* Update internal joystick state */
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526 joystick->buttons[button] = state;
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527
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528 /* Post the event, if desired */
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529 posted = 0;
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530 #ifndef DISABLE_EVENTS
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531 if ( SDL_ProcessEvents[event.type] == SDL_ENABLE ) {
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532 event.jbutton.which = joystick->index;
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533 event.jbutton.button = button;
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534 event.jbutton.state = state;
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535 if ( (SDL_EventOK == NULL) || (*SDL_EventOK)(&event) ) {
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536 posted = 1;
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537 SDL_PushEvent(&event);
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538 }
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539 }
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540 #endif /* !DISABLE_EVENTS */
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541 return(posted);
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542 }
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543
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544 void SDL_JoystickUpdate(void)
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545 {
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546 int i;
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547
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548 for ( i=0; SDL_joysticks[i]; ++i ) {
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549 SDL_SYS_JoystickUpdate(SDL_joysticks[i]);
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550 }
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551 }
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552
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553 int SDL_JoystickEventState(int state)
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554 {
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555 #ifdef DISABLE_EVENTS
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556 return SDL_IGNORE;
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557 #else
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558 const Uint8 event_list[] = {
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559 SDL_JOYAXISMOTION, SDL_JOYBALLMOTION, SDL_JOYHATMOTION,
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560 SDL_JOYBUTTONDOWN, SDL_JOYBUTTONUP,
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561 };
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562 int i;
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563
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564 switch (state) {
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565 case SDL_QUERY:
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566 state = SDL_IGNORE;
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567 for ( i=0; i<SDL_TABLESIZE(event_list); ++i ) {
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568 state = SDL_EventState(event_list[i],SDL_QUERY);
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569 if ( state == SDL_ENABLE ) {
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570 break;
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diff changeset
571 }
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572 }
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573 break;
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574 default:
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575 for ( i=0; i<SDL_TABLESIZE(event_list); ++i ) {
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576 SDL_EventState(event_list[i], state);
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diff changeset
577 }
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diff changeset
578 break;
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parents:
diff changeset
579 }
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580 return(state);
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parents:
diff changeset
581 #endif /* DISABLE_EVENTS */
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582 }