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1 /* |
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2 SDL - Simple DirectMedia Layer |
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3 Copyright (C) 1997-2006 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 Lesser General Public |
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7 License as published by the Free Software Foundation; either |
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8 version 2.1 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 Lesser 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 Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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18 |
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19 Sam Lantinga |
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20 slouken@libsdl.org |
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21 */ |
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22 #include "SDL_config.h" |
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23 |
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24 /* Handle the event stream, converting X11 events into SDL events */ |
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25 |
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26 #include <vga.h> |
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27 #include <vgamouse.h> |
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28 #include <vgakeyboard.h> |
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29 #if defined(__LINUX__) |
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30 #include <linux/kd.h> |
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31 #include <linux/keyboard.h> |
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32 #elif defined(__FREEBSD__) |
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33 #include <sys/kbio.h> |
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34 #else |
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35 #error You must choose your operating system here |
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36 #endif |
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37 |
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38 #include "../../events/SDL_sysevents.h" |
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39 #include "../../events/SDL_events_c.h" |
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40 #include "SDL_svgavideo.h" |
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41 #include "SDL_svgaevents_c.h" |
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42 |
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43 /* The translation tables from a console scancode to a SDL keysym */ |
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44 #if defined(linux) |
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45 #define NUM_VGAKEYMAPS (1<<KG_CAPSSHIFT) |
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46 static Uint16 vga_keymap[NUM_VGAKEYMAPS][NR_KEYS]; |
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47 #elif defined(__FREEBSD__) |
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48 /* FIXME: Free the keymap when we shut down the video mode */ |
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49 static keymap_t *vga_keymap = NULL; |
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50 #else |
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51 #error You must choose your operating system here |
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52 #endif |
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53 static SDLKey keymap[128]; |
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54 static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym); |
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55 |
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56 /* Ugh, we have to duplicate the kernel's keysym mapping code... |
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57 Oh, it's not so bad. :-) |
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58 |
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59 FIXME: Add keyboard LED handling code |
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60 */ |
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61 #if defined(linux) |
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62 int SVGA_initkeymaps(int fd) |
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63 { |
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64 struct kbentry entry; |
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65 int map, i; |
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66 |
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67 /* Load all the keysym mappings */ |
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68 for ( map=0; map<NUM_VGAKEYMAPS; ++map ) { |
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69 SDL_memset(vga_keymap[map], 0, NR_KEYS*sizeof(Uint16)); |
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70 for ( i=0; i<NR_KEYS; ++i ) { |
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71 entry.kb_table = map; |
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72 entry.kb_index = i; |
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73 if ( ioctl(fd, KDGKBENT, &entry) == 0 ) { |
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74 /* The "Enter" key is a special case */ |
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75 if ( entry.kb_value == K_ENTER ) { |
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76 entry.kb_value = K(KT_ASCII,13); |
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77 } |
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78 /* Handle numpad specially as well */ |
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79 if ( KTYP(entry.kb_value) == KT_PAD ) { |
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80 switch ( entry.kb_value ) { |
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81 case K_P0: |
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82 case K_P1: |
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83 case K_P2: |
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84 case K_P3: |
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85 case K_P4: |
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86 case K_P5: |
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87 case K_P6: |
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88 case K_P7: |
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89 case K_P8: |
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90 case K_P9: |
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91 vga_keymap[map][i]=entry.kb_value; |
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92 vga_keymap[map][i]+= '0'; |
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93 break; |
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94 case K_PPLUS: |
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95 vga_keymap[map][i]=K(KT_ASCII,'+'); |
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96 break; |
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97 case K_PMINUS: |
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98 vga_keymap[map][i]=K(KT_ASCII,'-'); |
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99 break; |
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100 case K_PSTAR: |
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101 vga_keymap[map][i]=K(KT_ASCII,'*'); |
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102 break; |
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103 case K_PSLASH: |
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104 vga_keymap[map][i]=K(KT_ASCII,'/'); |
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105 break; |
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106 case K_PENTER: |
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107 vga_keymap[map][i]=K(KT_ASCII,'\r'); |
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108 break; |
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109 case K_PCOMMA: |
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110 vga_keymap[map][i]=K(KT_ASCII,','); |
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111 break; |
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112 case K_PDOT: |
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113 vga_keymap[map][i]=K(KT_ASCII,'.'); |
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114 break; |
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115 default: |
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116 break; |
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117 } |
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118 } |
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119 /* Do the normal key translation */ |
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120 if ( (KTYP(entry.kb_value) == KT_LATIN) || |
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121 (KTYP(entry.kb_value) == KT_ASCII) || |
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122 (KTYP(entry.kb_value) == KT_LETTER) ) { |
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123 vga_keymap[map][i] = entry.kb_value; |
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124 } |
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125 } |
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126 } |
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127 } |
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128 return(0); |
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129 } |
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130 #elif defined(__FREEBSD__) |
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131 int SVGA_initkeymaps(int fd) |
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132 { |
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133 vga_keymap = SDL_malloc(sizeof(keymap_t)); |
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134 if ( ! vga_keymap ) { |
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135 SDL_OutOfMemory(); |
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136 return(-1); |
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137 } |
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138 if (ioctl(fd, GIO_KEYMAP, vga_keymap) == -1) { |
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139 SDL_free(vga_keymap); |
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140 vga_keymap = NULL; |
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141 SDL_SetError("Unable to get keyboard map"); |
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142 return(-1); |
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143 } |
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144 return(0); |
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145 } |
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146 #else |
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147 #error You must choose your operating system here |
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148 #endif |
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149 |
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150 int posted = 0; |
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151 |
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152 void SVGA_mousecallback(int button, int dx, int dy, |
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153 int u1,int u2,int u3, int u4) |
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154 { |
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155 if ( dx || dy ) { |
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156 posted += SDL_PrivateMouseMotion(0, 1, dx, dy); |
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157 } |
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158 if ( button & MOUSE_LEFTBUTTON ) { |
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159 if ( !(SDL_GetMouseState(NULL, NULL) & SDL_BUTTON(1)) ) { |
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160 posted += SDL_PrivateMouseButton(SDL_PRESSED, 1, 0, 0); |
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161 } |
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162 } else { |
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163 if ( (SDL_GetMouseState(NULL, NULL) & SDL_BUTTON(1)) ) { |
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164 posted += SDL_PrivateMouseButton(SDL_RELEASED, 1, 0, 0); |
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165 } |
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166 } |
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167 if ( button & MOUSE_MIDDLEBUTTON ) { |
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168 if ( !(SDL_GetMouseState(NULL, NULL) & SDL_BUTTON(2)) ) { |
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169 posted += SDL_PrivateMouseButton(SDL_PRESSED, 2, 0, 0); |
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170 } |
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171 } else { |
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172 if ( (SDL_GetMouseState(NULL, NULL) & SDL_BUTTON(2)) ) { |
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173 posted += SDL_PrivateMouseButton(SDL_RELEASED, 2, 0, 0); |
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174 } |
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175 } |
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176 if ( button & MOUSE_RIGHTBUTTON ) { |
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177 if ( !(SDL_GetMouseState(NULL, NULL) & SDL_BUTTON(3)) ) { |
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178 posted += SDL_PrivateMouseButton(SDL_PRESSED, 3, 0, 0); |
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179 } |
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180 } else { |
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181 if ( (SDL_GetMouseState(NULL, NULL) & SDL_BUTTON(3)) ) { |
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182 posted += SDL_PrivateMouseButton(SDL_RELEASED, 3, 0, 0); |
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183 } |
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184 } |
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185 } |
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186 |
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187 void SVGA_keyboardcallback(int scancode, int pressed) |
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188 { |
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189 SDL_keysym keysym; |
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190 |
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191 if ( pressed ) { |
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192 posted += SDL_PrivateKeyboard(SDL_PRESSED, |
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193 TranslateKey(scancode, &keysym)); |
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194 } else { |
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195 posted += SDL_PrivateKeyboard(SDL_RELEASED, |
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196 TranslateKey(scancode, &keysym)); |
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197 } |
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198 } |
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199 |
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200 void SVGA_PumpEvents(_THIS) |
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201 { |
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202 do { |
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203 posted = 0; |
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204 mouse_update(); |
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205 keyboard_update(); |
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206 } while ( posted ); |
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207 } |
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208 |
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209 void SVGA_InitOSKeymap(_THIS) |
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210 { |
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211 int i; |
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212 |
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213 /* Initialize the BeOS key translation table */ |
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214 for ( i=0; i<SDL_arraysize(keymap); ++i ) |
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215 keymap[i] = SDLK_UNKNOWN; |
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216 |
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217 keymap[SCANCODE_ESCAPE] = SDLK_ESCAPE; |
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218 keymap[SCANCODE_1] = SDLK_1; |
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219 keymap[SCANCODE_2] = SDLK_2; |
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220 keymap[SCANCODE_3] = SDLK_3; |
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221 keymap[SCANCODE_4] = SDLK_4; |
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222 keymap[SCANCODE_5] = SDLK_5; |
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223 keymap[SCANCODE_6] = SDLK_6; |
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224 keymap[SCANCODE_7] = SDLK_7; |
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225 keymap[SCANCODE_8] = SDLK_8; |
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226 keymap[SCANCODE_9] = SDLK_9; |
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227 keymap[SCANCODE_0] = SDLK_0; |
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228 keymap[SCANCODE_MINUS] = SDLK_MINUS; |
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229 keymap[SCANCODE_EQUAL] = SDLK_EQUALS; |
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230 keymap[SCANCODE_BACKSPACE] = SDLK_BACKSPACE; |
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231 keymap[SCANCODE_TAB] = SDLK_TAB; |
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232 keymap[SCANCODE_Q] = SDLK_q; |
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233 keymap[SCANCODE_W] = SDLK_w; |
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234 keymap[SCANCODE_E] = SDLK_e; |
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235 keymap[SCANCODE_R] = SDLK_r; |
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236 keymap[SCANCODE_T] = SDLK_t; |
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237 keymap[SCANCODE_Y] = SDLK_y; |
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238 keymap[SCANCODE_U] = SDLK_u; |
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239 keymap[SCANCODE_I] = SDLK_i; |
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240 keymap[SCANCODE_O] = SDLK_o; |
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241 keymap[SCANCODE_P] = SDLK_p; |
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242 keymap[SCANCODE_BRACKET_LEFT] = SDLK_LEFTBRACKET; |
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243 keymap[SCANCODE_BRACKET_RIGHT] = SDLK_RIGHTBRACKET; |
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244 keymap[SCANCODE_ENTER] = SDLK_RETURN; |
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245 keymap[SCANCODE_LEFTCONTROL] = SDLK_LCTRL; |
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246 keymap[SCANCODE_A] = SDLK_a; |
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247 keymap[SCANCODE_S] = SDLK_s; |
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248 keymap[SCANCODE_D] = SDLK_d; |
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249 keymap[SCANCODE_F] = SDLK_f; |
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250 keymap[SCANCODE_G] = SDLK_g; |
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251 keymap[SCANCODE_H] = SDLK_h; |
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252 keymap[SCANCODE_J] = SDLK_j; |
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253 keymap[SCANCODE_K] = SDLK_k; |
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254 keymap[SCANCODE_L] = SDLK_l; |
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255 keymap[SCANCODE_SEMICOLON] = SDLK_SEMICOLON; |
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256 keymap[SCANCODE_APOSTROPHE] = SDLK_QUOTE; |
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257 keymap[SCANCODE_GRAVE] = SDLK_BACKQUOTE; |
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258 keymap[SCANCODE_LEFTSHIFT] = SDLK_LSHIFT; |
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259 keymap[SCANCODE_BACKSLASH] = SDLK_BACKSLASH; |
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260 keymap[SCANCODE_Z] = SDLK_z; |
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261 keymap[SCANCODE_X] = SDLK_x; |
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262 keymap[SCANCODE_C] = SDLK_c; |
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263 keymap[SCANCODE_V] = SDLK_v; |
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264 keymap[SCANCODE_B] = SDLK_b; |
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265 keymap[SCANCODE_N] = SDLK_n; |
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266 keymap[SCANCODE_M] = SDLK_m; |
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267 keymap[SCANCODE_COMMA] = SDLK_COMMA; |
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268 keymap[SCANCODE_PERIOD] = SDLK_PERIOD; |
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269 keymap[SCANCODE_SLASH] = SDLK_SLASH; |
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270 keymap[SCANCODE_RIGHTSHIFT] = SDLK_RSHIFT; |
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271 keymap[SCANCODE_KEYPADMULTIPLY] = SDLK_KP_MULTIPLY; |
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272 keymap[SCANCODE_LEFTALT] = SDLK_LALT; |
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273 keymap[SCANCODE_SPACE] = SDLK_SPACE; |
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274 keymap[SCANCODE_CAPSLOCK] = SDLK_CAPSLOCK; |
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275 keymap[SCANCODE_F1] = SDLK_F1; |
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276 keymap[SCANCODE_F2] = SDLK_F2; |
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277 keymap[SCANCODE_F3] = SDLK_F3; |
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278 keymap[SCANCODE_F4] = SDLK_F4; |
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279 keymap[SCANCODE_F5] = SDLK_F5; |
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280 keymap[SCANCODE_F6] = SDLK_F6; |
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281 keymap[SCANCODE_F7] = SDLK_F7; |
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282 keymap[SCANCODE_F8] = SDLK_F8; |
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283 keymap[SCANCODE_F9] = SDLK_F9; |
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284 keymap[SCANCODE_F10] = SDLK_F10; |
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285 keymap[SCANCODE_NUMLOCK] = SDLK_NUMLOCK; |
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286 keymap[SCANCODE_SCROLLLOCK] = SDLK_SCROLLOCK; |
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287 keymap[SCANCODE_KEYPAD7] = SDLK_KP7; |
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288 keymap[SCANCODE_CURSORUPLEFT] = SDLK_KP7; |
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289 keymap[SCANCODE_KEYPAD8] = SDLK_KP8; |
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290 keymap[SCANCODE_CURSORUP] = SDLK_KP8; |
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291 keymap[SCANCODE_KEYPAD9] = SDLK_KP9; |
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292 keymap[SCANCODE_CURSORUPRIGHT] = SDLK_KP9; |
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293 keymap[SCANCODE_KEYPADMINUS] = SDLK_KP_MINUS; |
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294 keymap[SCANCODE_KEYPAD4] = SDLK_KP4; |
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295 keymap[SCANCODE_CURSORLEFT] = SDLK_KP4; |
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296 keymap[SCANCODE_KEYPAD5] = SDLK_KP5; |
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297 keymap[SCANCODE_KEYPAD6] = SDLK_KP6; |
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298 keymap[SCANCODE_CURSORRIGHT] = SDLK_KP6; |
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299 keymap[SCANCODE_KEYPADPLUS] = SDLK_KP_PLUS; |
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300 keymap[SCANCODE_KEYPAD1] = SDLK_KP1; |
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301 keymap[SCANCODE_CURSORDOWNLEFT] = SDLK_KP1; |
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302 keymap[SCANCODE_KEYPAD2] = SDLK_KP2; |
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303 keymap[SCANCODE_CURSORDOWN] = SDLK_KP2; |
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304 keymap[SCANCODE_KEYPAD3] = SDLK_KP3; |
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305 keymap[SCANCODE_CURSORDOWNRIGHT] = SDLK_KP3; |
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306 keymap[SCANCODE_KEYPAD0] = SDLK_KP0; |
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307 keymap[SCANCODE_KEYPADPERIOD] = SDLK_KP_PERIOD; |
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308 keymap[SCANCODE_LESS] = SDLK_LESS; |
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309 keymap[SCANCODE_F11] = SDLK_F11; |
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310 keymap[SCANCODE_F12] = SDLK_F12; |
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311 keymap[SCANCODE_KEYPADENTER] = SDLK_KP_ENTER; |
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312 keymap[SCANCODE_RIGHTCONTROL] = SDLK_RCTRL; |
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313 keymap[SCANCODE_CONTROL] = SDLK_RCTRL; |
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314 keymap[SCANCODE_KEYPADDIVIDE] = SDLK_KP_DIVIDE; |
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315 keymap[SCANCODE_PRINTSCREEN] = SDLK_PRINT; |
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316 keymap[SCANCODE_RIGHTALT] = SDLK_RALT; |
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317 keymap[SCANCODE_BREAK] = SDLK_BREAK; |
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318 keymap[SCANCODE_BREAK_ALTERNATIVE] = SDLK_UNKNOWN; |
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319 keymap[SCANCODE_HOME] = SDLK_HOME; |
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320 keymap[SCANCODE_CURSORBLOCKUP] = SDLK_UP; |
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321 keymap[SCANCODE_PAGEUP] = SDLK_PAGEUP; |
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322 keymap[SCANCODE_CURSORBLOCKLEFT] = SDLK_LEFT; |
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323 keymap[SCANCODE_CURSORBLOCKRIGHT] = SDLK_RIGHT; |
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324 keymap[SCANCODE_END] = SDLK_END; |
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325 keymap[SCANCODE_CURSORBLOCKDOWN] = SDLK_DOWN; |
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326 keymap[SCANCODE_PAGEDOWN] = SDLK_PAGEDOWN; |
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327 keymap[SCANCODE_INSERT] = SDLK_INSERT; |
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328 keymap[SCANCODE_REMOVE] = SDLK_DELETE; |
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329 keymap[119] = SDLK_PAUSE; |
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330 keymap[SCANCODE_RIGHTWIN] = SDLK_RSUPER; |
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331 keymap[SCANCODE_LEFTWIN] = SDLK_LSUPER; |
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332 keymap[127] = SDLK_MENU; |
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333 } |
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334 |
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335 #if defined(linux) |
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336 static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym) |
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337 { |
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338 /* Set the keysym information */ |
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339 keysym->scancode = scancode; |
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340 keysym->sym = keymap[scancode]; |
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341 keysym->mod = KMOD_NONE; |
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342 |
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343 /* If UNICODE is on, get the UNICODE value for the key */ |
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344 keysym->unicode = 0; |
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345 if ( SDL_TranslateUNICODE ) { |
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346 int map; |
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347 SDLMod modstate; |
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348 |
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349 modstate = SDL_GetModState(); |
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350 map = 0; |
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351 if ( modstate & KMOD_SHIFT ) { |
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352 map |= (1<<KG_SHIFT); |
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353 } |
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354 if ( modstate & KMOD_CTRL ) { |
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355 map |= (1<<KG_CTRL); |
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356 } |
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357 if ( modstate & KMOD_ALT ) { |
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358 map |= (1<<KG_ALT); |
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359 } |
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360 if ( modstate & KMOD_MODE ) { |
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361 map |= (1<<KG_ALTGR); |
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362 } |
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363 if ( KTYP(vga_keymap[map][scancode]) == KT_LETTER ) { |
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364 if ( modstate & KMOD_CAPS ) { |
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365 map ^= (1<<KG_SHIFT); |
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366 } |
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367 } |
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368 if ( KTYP(vga_keymap[map][scancode]) == KT_PAD ) { |
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369 if ( modstate & KMOD_NUM ) { |
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370 keysym->unicode=KVAL(vga_keymap[map][scancode]); |
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371 } |
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372 } else { |
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373 keysym->unicode = KVAL(vga_keymap[map][scancode]); |
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374 } |
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375 } |
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376 return(keysym); |
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377 } |
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378 #elif defined(__FREEBSD__) |
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379 static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym) |
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380 { |
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381 /* Set the keysym information */ |
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382 keysym->scancode = scancode; |
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383 keysym->sym = keymap[scancode]; |
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384 keysym->mod = KMOD_NONE; |
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385 |
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386 /* If UNICODE is on, get the UNICODE value for the key */ |
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387 keysym->unicode = 0; |
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388 if ( SDL_TranslateUNICODE && vga_keymap ) { |
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389 int map; |
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390 SDLMod modstate; |
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391 |
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392 modstate = SDL_GetModState(); |
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393 map = 0; |
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394 if ( modstate & KMOD_SHIFT ) { |
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395 map += 1; |
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396 } |
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397 if ( modstate & KMOD_CTRL ) { |
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398 map += 2; |
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399 } |
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400 if ( modstate & KMOD_ALT ) { |
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401 map += 4; |
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402 } |
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403 if ( !(vga_keymap->key[scancode].spcl & (0x80 >> map)) ) { |
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404 keysym->unicode = vga_keymap->key[scancode].map[map]; |
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405 } |
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406 |
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407 } |
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408 return(keysym); |
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409 } |
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410 #else |
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411 #error You must choose your operating system here |
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412 #endif |