Mercurial > sdl-ios-xcode
annotate src/video/win32/SDL_win32mouse.c @ 3779:5f599ed92fb9 gsoc2008_manymouse
Small improvements
| author | Szymon Wilczek <kazeuser@gmail.com> |
|---|---|
| date | Thu, 14 Aug 2008 08:28:19 +0000 |
| parents | 8b5b67000dc0 |
| children |
| rev | line source |
|---|---|
| 3768 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
| 3 Copyright (C) 1997-2006 Sam Lantinga | |
| 4 | |
| 5 This library is free software; you can redistribute it and/or | |
| 6 modify it under the terms of the GNU Lesser General Public | |
| 7 License as published by the Free Software Foundation; either | |
| 8 version 2.1 of the License, or (at your option) any later version. | |
| 9 | |
| 10 This library is distributed in the hope that it will be useful, | |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 Lesser General Public License for more details. | |
| 14 | |
| 15 You should have received a copy of the GNU Lesser General Public | |
| 16 License along with this library; if not, write to the Free Software | |
| 17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
| 18 | |
| 19 Sam Lantinga | |
| 20 slouken@libsdl.org | |
| 21 */ | |
| 22 | |
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23 /*we need to define it, so that raw input is included*/ |
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24 |
| 3768 | 25 #if (_WIN32_WINNT < 0x0501) |
| 26 #undef _WIN32_WINNT | |
| 27 #define _WIN32_WINNT 0x0501 | |
| 28 #endif | |
| 29 | |
| 30 #include "SDL_config.h" | |
| 31 | |
| 32 #include "SDL_win32video.h" | |
| 33 | |
| 34 #include "../../events/SDL_mouse_c.h" | |
| 35 | |
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36 #include <wintab.h> |
| 3774 | 37 #define PACKETDATA ( PK_X | PK_Y | PK_BUTTONS | PK_NORMAL_PRESSURE | PK_CURSOR) |
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38 #define PACKETMODE 0 |
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39 #include <pktdef.h> |
| 3768 | 40 |
| 41 extern HANDLE* mice; | |
| 42 | |
| 43 extern int total_mice; | |
| 44 | |
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45 extern int tablet; |
| 3768 | 46 |
| 47 void | |
| 48 WIN_InitMouse(_THIS) | |
| 49 { | |
| 50 int index=0; | |
| 51 RAWINPUTDEVICELIST *deviceList=NULL; | |
| 52 int devCount=0; | |
| 53 int i; | |
| 54 int tmp=0; | |
| 55 char* buffer=NULL; | |
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56 char* tab="wacom";/*since windows does't give us handles to tablets, we have to detect a tablet by it's name*/ |
| 3779 | 57 const char *rdp = "rdp_mou"; |
| 3768 | 58 |
| 59 SDL_VideoData *data = (SDL_VideoData *) _this->driverdata; | |
| 60 | |
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61 /*we're checking for the number of rawinput devices*/ |
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62 |
| 3768 | 63 if(GetRawInputDeviceList(NULL,&devCount,sizeof(RAWINPUTDEVICELIST))) |
| 64 { | |
| 65 return; | |
| 66 } | |
| 67 else | |
| 68 { | |
| 69 deviceList = SDL_malloc(sizeof(RAWINPUTDEVICELIST)*devCount); | |
| 70 } | |
| 71 | |
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72 /*we're getting the raw input device list*/ |
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73 |
| 3768 | 74 GetRawInputDeviceList(deviceList,&devCount,sizeof(RAWINPUTDEVICELIST)); |
| 75 | |
| 76 mice = SDL_malloc(devCount*sizeof(HANDLE)); | |
| 77 | |
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78 /*we're getting the details of the devices*/ |
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79 |
| 3768 | 80 for(i=0;i<devCount;++i) |
| 81 { | |
| 3779 | 82 int is_rdp=0; |
| 3768 | 83 int j; |
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84 int k; |
| 3768 | 85 char *default_device_name="Pointing device xx"; |
| 86 const char *reg_key_root = "System\\CurrentControlSet\\Enum\\"; | |
| 87 char *device_name=SDL_malloc(256*sizeof(char)); | |
| 88 char *key_name=NULL; | |
| 89 char *tmp_name=NULL; | |
| 90 LONG rc = 0; | |
| 91 HKEY hkey; | |
| 92 DWORD regtype = REG_SZ; | |
| 93 DWORD out=256*sizeof(char); | |
| 94 SDL_Mouse mouse; | |
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95 int l; |
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96 if(deviceList[i].dwType!=RIM_TYPEMOUSE) /*if a device isn't a mouse type we don't want it*/ |
| 3768 | 97 { |
| 98 continue; | |
| 99 } | |
| 100 if(GetRawInputDeviceInfoA(deviceList[i].hDevice, RIDI_DEVICENAME, NULL, &tmp)<0) | |
| 101 { | |
| 102 continue; | |
| 103 } | |
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104 |
| 3768 | 105 buffer = SDL_malloc((tmp+1)*sizeof(char)); |
| 106 key_name = SDL_malloc(tmp + sizeof(reg_key_root)*sizeof(char)); | |
| 107 | |
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108 /*we're getting the device registry path and polishing it to get it's name, |
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109 surely there must be an easier way, but we haven't found it yet*/ |
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110 |
| 3768 | 111 if(GetRawInputDeviceInfoA(deviceList[i].hDevice, RIDI_DEVICENAME, buffer, &tmp)<0) |
| 112 { | |
| 113 continue; | |
| 114 } | |
| 115 buffer+=4; | |
| 116 tmp-=4; | |
| 117 | |
| 118 tmp_name=buffer; | |
| 119 for(j=0;j<tmp;++j) | |
| 120 { | |
| 121 if(*tmp_name=='#') | |
| 122 { | |
| 123 *tmp_name='\\'; | |
| 124 } | |
| 125 else if(*tmp_name=='{') | |
| 126 { | |
| 127 break; | |
| 128 } | |
| 129 ++tmp_name; | |
| 130 } | |
| 131 *tmp_name='\0'; | |
| 132 | |
| 133 SDL_memcpy(key_name, reg_key_root, SDL_strlen (reg_key_root)); | |
| 134 SDL_memcpy(key_name + (SDL_strlen (reg_key_root)), buffer, j + 1); | |
| 135 | |
| 3779 | 136 l=SDL_strlen(key_name); |
| 137 is_rdp=0; | |
| 138 if(l>=7) | |
| 139 { | |
| 140 for(j=0;j<l-7;++j) | |
| 141 { | |
| 142 for(k=0;k<7;++k) | |
| 143 { | |
| 144 if(rdp[k]!=SDL_tolower((unsigned char)key_name[j+k])) | |
| 145 { | |
| 146 break; | |
| 147 } | |
| 148 } | |
| 149 if(k==7) | |
| 150 { | |
| 151 is_rdp=1; | |
| 152 break; | |
| 153 } | |
| 154 } | |
| 155 } | |
| 156 if(is_rdp==1) | |
| 157 { | |
| 158 SDL_free(buffer); | |
| 159 SDL_free(key_name); | |
| 160 SDL_free(device_name); | |
| 161 is_rdp=0; | |
| 162 continue; | |
| 163 } | |
| 164 | |
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165 /*we're opening the registry key to get the mouse name*/ |
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166 |
| 3768 | 167 rc = RegOpenKeyExA(HKEY_LOCAL_MACHINE, key_name, 0, KEY_READ, &hkey); |
| 168 | |
| 169 if (rc != ERROR_SUCCESS) | |
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170 { |
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171 SDL_memcpy(device_name, default_device_name, SDL_strlen(default_device_name)); |
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172 } |
| 3768 | 173 |
| 174 rc = RegQueryValueExA(hkey, "DeviceDesc", NULL, ®type, device_name, &out); | |
| 175 RegCloseKey(hkey); | |
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176 |
| 3768 | 177 if (rc != ERROR_SUCCESS) |
| 178 { | |
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179 SDL_memcpy(device_name, default_device_name, SDL_strlen(default_device_name)); |
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180 } |
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181 /*we're saving the handle to the device*/ |
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182 mice[index]=deviceList[i].hDevice; |
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183 SDL_zero(mouse); |
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184 SDL_SetIndexId(index,index); |
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185 l=SDL_strlen(device_name); |
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186 /*we're checking if the device isn't by any chance a tablet*/ |
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187 if(tablet==-1) |
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188 { |
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189 for(j=0;j<l-5;++j) |
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190 { |
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191 for(k=0;k<5;++k) |
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192 { |
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193 if(tab[k]!=SDL_tolower((unsigned char)device_name[j+k])) |
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194 { |
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195 break; |
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196 } |
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197 } |
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198 if(k==5) |
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199 { |
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200 tablet=index; |
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201 break; |
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202 } |
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203 } |
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204 } |
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205 /*if it's a tablet, let's read it's maximum and minimum pressure*/ |
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206 if(tablet==index) |
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207 { |
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208 AXIS pressure; |
| 3774 | 209 int cursors; |
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210 WTInfo(WTI_DEVICES,DVC_NPRESSURE, &pressure); |
| 3774 | 211 WTInfo(WTI_DEVICES,DVC_NCSRTYPES, &cursors); |
| 212 data->mouse = SDL_AddMouse(&mouse, index,device_name,pressure.axMax,pressure.axMin,cursors); | |
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213 } |
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214 else |
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215 { |
| 3774 | 216 data->mouse = SDL_AddMouse(&mouse, index,device_name,0,0,1); |
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217 } |
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218 ++index; |
| 3768 | 219 |
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220 SDL_free(buffer); |
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221 SDL_free(key_name); |
| 3768 | 222 } |
| 223 total_mice=index; | |
| 224 SDL_free(deviceList); | |
| 225 } | |
| 226 | |
| 227 void | |
| 228 WIN_QuitMouse(_THIS) | |
| 229 { | |
| 230 SDL_VideoData *data = (SDL_VideoData *) _this->driverdata; | |
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231 /*let's delete all of the mouses*/ |
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232 SDL_MouseQuit(); |
| 3768 | 233 } |
| 234 | |
| 235 /* vi: set ts=4 sw=4 expandtab: */ | |
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236 |