Mercurial > sdl-ios-xcode
annotate src/video/x11/SDL_x11events.c @ 4269:60db3d01cb3a SDL-1.2
I just tested DGA mouse motion with X.org 1.6.0 and it's working fine,
with evdev and the G5 mouse. It's not creating a ton of events here.
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Wed, 30 Sep 2009 04:49:57 +0000 |
| parents | d6f4cc9a5bf6 |
| children | 4aa31b9207f2 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
| 4159 | 3 Copyright (C) 1997-2009 Sam Lantinga |
| 0 | 4 |
| 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 |
| 0 | 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. |
| 0 | 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 | |
|
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13 Lesser General Public License for more details. |
| 0 | 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 |
| 0 | 18 |
| 19 Sam Lantinga | |
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20 slouken@libsdl.org |
| 0 | 21 */ |
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22 #include "SDL_config.h" |
| 0 | 23 |
| 24 /* Handle the event stream, converting X11 events into SDL events */ | |
| 25 | |
| 26 #include <setjmp.h> | |
| 27 #include <X11/Xlib.h> | |
| 28 #include <X11/Xutil.h> | |
| 29 #include <X11/keysym.h> | |
| 30 #ifdef __SVR4 | |
| 31 #include <X11/Sunkeysym.h> | |
| 32 #endif | |
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33 #include <sys/types.h> |
| 0 | 34 #include <sys/time.h> |
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35 #include <unistd.h> |
| 0 | 36 |
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37 #include "SDL_timer.h" |
| 0 | 38 #include "SDL_syswm.h" |
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39 #include "../SDL_sysvideo.h" |
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40 #include "../../events/SDL_sysevents.h" |
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41 #include "../../events/SDL_events_c.h" |
| 0 | 42 #include "SDL_x11video.h" |
| 43 #include "SDL_x11dga_c.h" | |
| 44 #include "SDL_x11modes_c.h" | |
| 45 #include "SDL_x11image_c.h" | |
| 46 #include "SDL_x11gamma_c.h" | |
| 47 #include "SDL_x11wm_c.h" | |
| 48 #include "SDL_x11mouse_c.h" | |
| 49 #include "SDL_x11events_c.h" | |
| 50 | |
| 51 | |
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52 /* Define this if you want to debug X11 events */ |
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53 /*#define DEBUG_XEVENTS*/ |
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54 |
| 0 | 55 /* The translation tables from an X11 keysym to a SDL keysym */ |
| 56 static SDLKey ODD_keymap[256]; | |
| 57 static SDLKey MISC_keymap[256]; | |
| 1327 | 58 SDLKey X11_TranslateKeycode(Display *display, KeyCode kc); |
| 59 | |
| 60 | |
| 61 #ifdef X_HAVE_UTF8_STRING | |
| 62 Uint32 Utf8ToUcs4(const Uint8 *utf8) | |
| 63 { | |
| 64 Uint32 c; | |
| 65 int i = 1; | |
| 66 int noOctets = 0; | |
| 67 int firstOctetMask = 0; | |
| 68 unsigned char firstOctet = utf8[0]; | |
| 69 if (firstOctet < 0x80) { | |
| 70 /* | |
| 71 Characters in the range: | |
| 72 00000000 to 01111111 (ASCII Range) | |
| 73 are stored in one octet: | |
| 74 0xxxxxxx (The same as its ASCII representation) | |
| 75 The least 6 significant bits of the first octet is the most 6 significant nonzero bits | |
| 76 of the UCS4 representation. | |
| 77 */ | |
| 78 noOctets = 1; | |
| 79 firstOctetMask = 0x7F; /* 0(1111111) - The most significant bit is ignored */ | |
| 80 } else if ((firstOctet & 0xE0) /* get the most 3 significant bits by AND'ing with 11100000 */ | |
| 81 == 0xC0 ) { /* see if those 3 bits are 110. If so, the char is in this range */ | |
| 82 /* | |
| 83 Characters in the range: | |
| 84 00000000 10000000 to 00000111 11111111 | |
| 85 are stored in two octets: | |
| 86 110xxxxx 10xxxxxx | |
| 87 The least 5 significant bits of the first octet is the most 5 significant nonzero bits | |
| 88 of the UCS4 representation. | |
| 89 */ | |
| 90 noOctets = 2; | |
| 91 firstOctetMask = 0x1F; /* 000(11111) - The most 3 significant bits are ignored */ | |
| 92 } else if ((firstOctet & 0xF0) /* get the most 4 significant bits by AND'ing with 11110000 */ | |
| 93 == 0xE0) { /* see if those 4 bits are 1110. If so, the char is in this range */ | |
| 94 /* | |
| 95 Characters in the range: | |
| 96 00001000 00000000 to 11111111 11111111 | |
| 97 are stored in three octets: | |
| 98 1110xxxx 10xxxxxx 10xxxxxx | |
| 99 The least 4 significant bits of the first octet is the most 4 significant nonzero bits | |
| 100 of the UCS4 representation. | |
| 101 */ | |
| 102 noOctets = 3; | |
| 103 firstOctetMask = 0x0F; /* 0000(1111) - The most 4 significant bits are ignored */ | |
| 104 } else if ((firstOctet & 0xF8) /* get the most 5 significant bits by AND'ing with 11111000 */ | |
| 105 == 0xF0) { /* see if those 5 bits are 11110. If so, the char is in this range */ | |
| 106 /* | |
| 107 Characters in the range: | |
| 108 00000001 00000000 00000000 to 00011111 11111111 11111111 | |
| 109 are stored in four octets: | |
| 110 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx | |
| 111 The least 3 significant bits of the first octet is the most 3 significant nonzero bits | |
| 112 of the UCS4 representation. | |
| 113 */ | |
| 114 noOctets = 4; | |
| 115 firstOctetMask = 0x07; /* 11110(111) - The most 5 significant bits are ignored */ | |
| 116 } else if ((firstOctet & 0xFC) /* get the most 6 significant bits by AND'ing with 11111100 */ | |
| 117 == 0xF8) { /* see if those 6 bits are 111110. If so, the char is in this range */ | |
| 118 /* | |
| 119 Characters in the range: | |
| 120 00000000 00100000 00000000 00000000 to | |
| 121 00000011 11111111 11111111 11111111 | |
| 122 are stored in five octets: | |
| 123 111110xx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx | |
| 124 The least 2 significant bits of the first octet is the most 2 significant nonzero bits | |
| 125 of the UCS4 representation. | |
| 126 */ | |
| 127 noOctets = 5; | |
| 128 firstOctetMask = 0x03; /* 111110(11) - The most 6 significant bits are ignored */ | |
| 129 } else if ((firstOctet & 0xFE) /* get the most 7 significant bits by AND'ing with 11111110 */ | |
| 130 == 0xFC) { /* see if those 7 bits are 1111110. If so, the char is in this range */ | |
| 131 /* | |
| 132 Characters in the range: | |
| 133 00000100 00000000 00000000 00000000 to | |
| 134 01111111 11111111 11111111 11111111 | |
| 135 are stored in six octets: | |
| 136 1111110x 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx | |
| 137 The least significant bit of the first octet is the most significant nonzero bit | |
| 138 of the UCS4 representation. | |
| 139 */ | |
| 140 noOctets = 6; | |
| 141 firstOctetMask = 0x01; /* 1111110(1) - The most 7 significant bits are ignored */ | |
| 142 } else | |
| 143 return 0; /* The given chunk is not a valid UTF-8 encoded Unicode character */ | |
| 144 | |
| 145 /* | |
| 146 The least noOctets significant bits of the first octet is the most 2 significant nonzero bits | |
| 147 of the UCS4 representation. | |
| 148 The first 6 bits of the UCS4 representation is the least 8-noOctets-1 significant bits of | |
| 149 firstOctet if the character is not ASCII. If so, it's the least 7 significant bits of firstOctet. | |
| 150 This done by AND'ing firstOctet with its mask to trim the bits used for identifying the | |
| 151 number of continuing octets (if any) and leave only the free bits (the x's) | |
| 152 Sample: | |
| 153 1-octet: 0xxxxxxx & 01111111 = 0xxxxxxx | |
| 154 2-octets: 110xxxxx & 00011111 = 000xxxxx | |
| 155 */ | |
| 156 c = firstOctet & firstOctetMask; | |
| 157 | |
| 158 /* Now, start filling c.ucs4 with the bits from the continuing octets from utf8. */ | |
| 159 for (i = 1; i < noOctets; i++) { | |
| 160 /* A valid continuing octet is of the form 10xxxxxx */ | |
| 161 if ((utf8[i] & 0xC0) /* get the most 2 significant bits by AND'ing with 11000000 */ | |
| 162 != 0x80) /* see if those 2 bits are 10. If not, the is a malformed sequence. */ | |
| 163 /*The given chunk is a partial sequence at the end of a string that could | |
| 164 begin a valid character */ | |
| 165 return 0; | |
| 166 | |
| 167 /* Make room for the next 6-bits */ | |
| 168 c <<= 6; | |
| 169 | |
| 170 /* | |
| 171 Take only the least 6 significance bits of the current octet (utf8[i]) and fill the created room | |
| 172 of c.ucs4 with them. | |
| 173 This done by AND'ing utf8[i] with 00111111 and the OR'ing the result with c.ucs4. | |
| 174 */ | |
| 175 c |= utf8[i] & 0x3F; | |
| 176 } | |
| 177 return c; | |
| 178 } | |
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179 |
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180 /* Given a UTF-8 encoded string pointed to by utf8 of length length in |
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181 bytes, returns the corresponding UTF-16 encoded string in the |
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182 buffer pointed to by utf16. The maximum number of UTF-16 encoding |
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183 units (i.e., Unit16s) allowed in the buffer is specified in |
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184 utf16_max_length. The return value is the number of UTF-16 |
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185 encoding units placed in the output buffer pointed to by utf16. |
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186 |
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187 In case of an error, -1 is returned, leaving some unusable partial |
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188 results in the output buffer. |
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189 |
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190 The caller must estimate the size of utf16 buffer by itself before |
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191 calling this function. Insufficient output buffer is considered as |
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192 an error, and once an error occured, this function doesn't give any |
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193 clue how large the result will be. |
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194 |
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195 The error cases include following: |
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196 |
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197 - Invalid byte sequences were in the input UTF-8 bytes. The caller |
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198 has no way to know what point in the input buffer was the |
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199 errornous byte. |
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200 |
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201 - The input contained a character (a valid UTF-8 byte sequence) |
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202 whose scalar value exceeded the range that UTF-16 can represent |
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203 (i.e., characters whose Unicode scalar value above 0x110000). |
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204 |
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205 - The output buffer has no enough space to hold entire utf16 data. |
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206 |
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207 Please note: |
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208 |
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209 - '\0'-termination is not assumed both on the input UTF-8 string |
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210 and on the output UTF-16 string; any legal zero byte in the input |
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211 UTF-8 string will be converted to a 16-bit zero in output. As a |
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212 side effect, the last UTF-16 encoding unit stored in the output |
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213 buffer will have a non-zero value if the input UTF-8 was not |
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214 '\0'-terminated. |
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215 |
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216 - UTF-8 aliases are *not* considered as an error. They are |
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217 converted to UTF-16. For example, 0xC0 0xA0, 0xE0 0x80 0xA0, |
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218 and 0xF0 0x80 0x80 0xA0 are all mapped to a single UTF-16 |
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219 encoding unit 0x0020. |
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220 |
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221 - Three byte UTF-8 sequences whose value corresponds to a surrogate |
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222 code or other reserved scalar value are not considered as an |
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223 error either. They may cause an invalid UTF-16 data (e.g., those |
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224 containing unpaired surrogates). |
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225 |
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226 */ |
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227 |
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228 static int Utf8ToUtf16(const Uint8 *utf8, const int utf8_length, Uint16 *utf16, const int utf16_max_length) { |
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229 |
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230 /* p moves over the output buffer. max_ptr points to the next to the last slot of the buffer. */ |
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231 Uint16 *p = utf16; |
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232 Uint16 const *const max_ptr = utf16 + utf16_max_length; |
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233 |
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234 /* end_of_input points to the last byte of input as opposed to the next to the last byte. */ |
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235 Uint8 const *const end_of_input = utf8 + utf8_length - 1; |
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236 |
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237 while (utf8 <= end_of_input) { |
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238 Uint8 const c = *utf8; |
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239 if (p >= max_ptr) { |
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240 /* No more output space. */ |
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241 return -1; |
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242 } |
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243 if (c < 0x80) { |
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244 /* One byte ASCII. */ |
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245 *p++ = c; |
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246 utf8 += 1; |
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247 } else if (c < 0xC0) { |
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248 /* Follower byte without preceeding leader bytes. */ |
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249 return -1; |
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250 } else if (c < 0xE0) { |
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251 /* Two byte sequence. We need one follower byte. */ |
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252 if (end_of_input - utf8 < 1 || (((utf8[1] ^ 0x80)) & 0xC0)) { |
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253 return -1; |
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254 } |
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255 *p++ = (Uint16)(0xCF80 + (c << 6) + utf8[1]); |
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256 utf8 += 2; |
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257 } else if (c < 0xF0) { |
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258 /* Three byte sequence. We need two follower byte. */ |
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259 if (end_of_input - utf8 < 2 || (((utf8[1] ^ 0x80) | (utf8[2] ^ 0x80)) & 0xC0)) { |
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260 return -1; |
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261 } |
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262 *p++ = (Uint16)(0xDF80 + (c << 12) + (utf8[1] << 6) + utf8[2]); |
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263 utf8 += 3; |
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264 } else if (c < 0xF8) { |
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265 int plane; |
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266 /* Four byte sequence. We need three follower bytes. */ |
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267 if (end_of_input - utf8 < 3 || (((utf8[1] ^ 0x80) | (utf8[2] ^0x80) | (utf8[3] ^ 0x80)) & 0xC0)) { |
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268 return -1; |
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269 } |
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270 plane = (-0xC8 + (c << 2) + (utf8[1] >> 4)); |
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271 if (plane == 0) { |
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272 /* This four byte sequence is an alias that |
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273 corresponds to a Unicode scalar value in BMP. |
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274 It fits in an UTF-16 encoding unit. */ |
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275 *p++ = (Uint16)(0xDF80 + (utf8[1] << 12) + (utf8[2] << 6) + utf8[3]); |
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276 } else if (plane <= 16) { |
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277 /* This is a legal four byte sequence that corresponds to a surrogate pair. */ |
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278 if (p + 1 >= max_ptr) { |
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279 /* No enough space on the output buffer for the pair. */ |
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280 return -1; |
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281 } |
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282 *p++ = (Uint16)(0xE5B8 + (c << 8) + (utf8[1] << 2) + (utf8[2] >> 4)); |
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283 *p++ = (Uint16)(0xDB80 + ((utf8[2] & 0x0F) << 6) + utf8[3]); |
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284 } else { |
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285 /* This four byte sequence is out of UTF-16 code space. */ |
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286 return -1; |
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287 } |
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288 utf8 += 4; |
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289 } else { |
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290 /* Longer sequence or unused byte. */ |
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291 return -1; |
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292 } |
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293 } |
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294 return p - utf16; |
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295 } |
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296 |
| 1327 | 297 #endif |
| 0 | 298 |
| 299 /* Check to see if this is a repeated key. | |
| 300 (idea shamelessly lifted from GII -- thanks guys! :) | |
| 301 */ | |
| 302 static int X11_KeyRepeat(Display *display, XEvent *event) | |
| 303 { | |
| 304 XEvent peekevent; | |
| 305 int repeated; | |
| 306 | |
| 307 repeated = 0; | |
|
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308 if ( XPending(display) ) { |
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309 XPeekEvent(display, &peekevent); |
| 0 | 310 if ( (peekevent.type == KeyPress) && |
| 311 (peekevent.xkey.keycode == event->xkey.keycode) && | |
|
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312 ((peekevent.xkey.time-event->xkey.time) < 2) ) { |
| 0 | 313 repeated = 1; |
|
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314 XNextEvent(display, &peekevent); |
| 0 | 315 } |
| 316 } | |
| 317 return(repeated); | |
| 318 } | |
| 319 | |
| 320 /* Note: The X server buffers and accumulates mouse motion events, so | |
| 321 the motion event generated by the warp may not appear exactly as we | |
| 322 expect it to. We work around this (and improve performance) by only | |
| 323 warping the pointer when it reaches the edge, and then wait for it. | |
| 324 */ | |
| 325 #define MOUSE_FUDGE_FACTOR 8 | |
| 326 | |
| 327 static __inline__ int X11_WarpedMotion(_THIS, XEvent *xevent) | |
| 328 { | |
| 329 int w, h, i; | |
| 330 int deltax, deltay; | |
| 331 int posted; | |
| 332 | |
| 333 w = SDL_VideoSurface->w; | |
| 334 h = SDL_VideoSurface->h; | |
| 335 deltax = xevent->xmotion.x - mouse_last.x; | |
| 336 deltay = xevent->xmotion.y - mouse_last.y; | |
| 337 #ifdef DEBUG_MOTION | |
| 338 printf("Warped mouse motion: %d,%d\n", deltax, deltay); | |
| 339 #endif | |
| 340 mouse_last.x = xevent->xmotion.x; | |
| 341 mouse_last.y = xevent->xmotion.y; | |
| 342 posted = SDL_PrivateMouseMotion(0, 1, deltax, deltay); | |
| 343 | |
| 344 if ( (xevent->xmotion.x < MOUSE_FUDGE_FACTOR) || | |
| 345 (xevent->xmotion.x > (w-MOUSE_FUDGE_FACTOR)) || | |
| 346 (xevent->xmotion.y < MOUSE_FUDGE_FACTOR) || | |
| 347 (xevent->xmotion.y > (h-MOUSE_FUDGE_FACTOR)) ) { | |
| 348 /* Get the events that have accumulated */ | |
|
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349 while ( XCheckTypedEvent(SDL_Display, MotionNotify, xevent) ) { |
| 0 | 350 deltax = xevent->xmotion.x - mouse_last.x; |
| 351 deltay = xevent->xmotion.y - mouse_last.y; | |
| 352 #ifdef DEBUG_MOTION | |
| 353 printf("Extra mouse motion: %d,%d\n", deltax, deltay); | |
| 354 #endif | |
| 355 mouse_last.x = xevent->xmotion.x; | |
| 356 mouse_last.y = xevent->xmotion.y; | |
| 357 posted += SDL_PrivateMouseMotion(0, 1, deltax, deltay); | |
| 358 } | |
| 359 mouse_last.x = w/2; | |
| 360 mouse_last.y = h/2; | |
|
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361 XWarpPointer(SDL_Display, None, SDL_Window, 0, 0, 0, 0, |
| 0 | 362 mouse_last.x, mouse_last.y); |
| 363 for ( i=0; i<10; ++i ) { | |
|
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364 XMaskEvent(SDL_Display, PointerMotionMask, xevent); |
| 0 | 365 if ( (xevent->xmotion.x > |
| 366 (mouse_last.x-MOUSE_FUDGE_FACTOR)) && | |
| 367 (xevent->xmotion.x < | |
| 368 (mouse_last.x+MOUSE_FUDGE_FACTOR)) && | |
| 369 (xevent->xmotion.y > | |
| 370 (mouse_last.y-MOUSE_FUDGE_FACTOR)) && | |
| 371 (xevent->xmotion.y < | |
| 372 (mouse_last.y+MOUSE_FUDGE_FACTOR)) ) { | |
| 373 break; | |
| 374 } | |
| 375 #ifdef DEBUG_XEVENTS | |
| 376 printf("Lost mouse motion: %d,%d\n", xevent->xmotion.x, xevent->xmotion.y); | |
| 377 #endif | |
| 378 } | |
| 379 #ifdef DEBUG_XEVENTS | |
| 380 if ( i == 10 ) { | |
| 381 printf("Warning: didn't detect mouse warp motion\n"); | |
| 382 } | |
| 383 #endif | |
| 384 } | |
| 385 return(posted); | |
| 386 } | |
| 387 | |
| 388 static int X11_DispatchEvent(_THIS) | |
| 389 { | |
| 390 int posted; | |
| 391 XEvent xevent; | |
| 392 | |
|
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393 SDL_memset(&xevent, '\0', sizeof (XEvent)); /* valgrind fix. --ryan. */ |
|
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394 XNextEvent(SDL_Display, &xevent); |
| 0 | 395 |
|
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396 /* Discard KeyRelease and KeyPress events generated by auto-repeat. |
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397 We need to do it before passing event to XFilterEvent. Otherwise, |
|
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398 KeyRelease aware IMs are confused... */ |
|
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399 if ( xevent.type == KeyRelease |
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400 && X11_KeyRepeat(SDL_Display, &xevent) ) { |
|
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401 return 0; |
|
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|
402 } |
|
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|
403 |
|
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|
404 #ifdef X_HAVE_UTF8_STRING |
|
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|
405 /* If we are translating with IM, we need to pass all events |
|
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|
406 to XFilterEvent, and discard those filtered events immediately. */ |
|
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|
407 if ( SDL_TranslateUNICODE |
|
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408 && SDL_IM != NULL |
|
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409 && XFilterEvent(&xevent, None) ) { |
|
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|
410 return 0; |
|
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|
411 } |
|
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|
412 #endif |
|
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|
413 |
| 0 | 414 posted = 0; |
| 415 switch (xevent.type) { | |
| 416 | |
| 417 /* Gaining mouse coverage? */ | |
| 418 case EnterNotify: { | |
| 419 #ifdef DEBUG_XEVENTS | |
|
82
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When the mouse is grabbed, send the application the motion associated with
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parents:
75
diff
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|
420 printf("EnterNotify! (%d,%d)\n", xevent.xcrossing.x, xevent.xcrossing.y); |
| 0 | 421 if ( xevent.xcrossing.mode == NotifyGrab ) |
| 422 printf("Mode: NotifyGrab\n"); | |
| 423 if ( xevent.xcrossing.mode == NotifyUngrab ) | |
| 424 printf("Mode: NotifyUngrab\n"); | |
| 425 #endif | |
| 4255 | 426 if ( this->input_grab == SDL_GRAB_OFF ) { |
| 427 posted = SDL_PrivateAppActive(1, SDL_APPMOUSEFOCUS); | |
| 0 | 428 } |
| 4255 | 429 posted = SDL_PrivateMouseMotion(0, 0, |
| 430 xevent.xcrossing.x, | |
| 431 xevent.xcrossing.y); | |
| 0 | 432 } |
| 433 break; | |
| 434 | |
| 435 /* Losing mouse coverage? */ | |
| 436 case LeaveNotify: { | |
| 437 #ifdef DEBUG_XEVENTS | |
|
82
2bddc38a9f5d
When the mouse is grabbed, send the application the motion associated with
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diff
changeset
|
438 printf("LeaveNotify! (%d,%d)\n", xevent.xcrossing.x, xevent.xcrossing.y); |
| 0 | 439 if ( xevent.xcrossing.mode == NotifyGrab ) |
| 440 printf("Mode: NotifyGrab\n"); | |
| 441 if ( xevent.xcrossing.mode == NotifyUngrab ) | |
| 442 printf("Mode: NotifyUngrab\n"); | |
| 443 #endif | |
| 4255 | 444 if ( xevent.xcrossing.detail != NotifyInferior ) { |
|
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445 if ( this->input_grab == SDL_GRAB_OFF ) { |
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446 posted = SDL_PrivateAppActive(0, SDL_APPMOUSEFOCUS); |
|
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447 } else { |
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448 posted = SDL_PrivateMouseMotion(0, 0, |
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449 xevent.xcrossing.x, |
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|
450 xevent.xcrossing.y); |
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451 } |
| 0 | 452 } |
| 453 } | |
| 454 break; | |
| 455 | |
| 456 /* Gaining input focus? */ | |
| 457 case FocusIn: { | |
| 458 #ifdef DEBUG_XEVENTS | |
| 459 printf("FocusIn!\n"); | |
| 460 #endif | |
| 461 posted = SDL_PrivateAppActive(1, SDL_APPINPUTFOCUS); | |
| 462 | |
|
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463 #ifdef X_HAVE_UTF8_STRING |
| 1327 | 464 if ( SDL_IC != NULL ) { |
|
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465 XSetICFocus(SDL_IC); |
| 1327 | 466 } |
|
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467 #endif |
| 0 | 468 /* Queue entry into fullscreen mode */ |
| 469 switch_waiting = 0x01 | SDL_FULLSCREEN; | |
| 470 switch_time = SDL_GetTicks() + 1500; | |
| 471 } | |
| 472 break; | |
| 473 | |
| 474 /* Losing input focus? */ | |
| 475 case FocusOut: { | |
| 476 #ifdef DEBUG_XEVENTS | |
| 477 printf("FocusOut!\n"); | |
| 478 #endif | |
| 479 posted = SDL_PrivateAppActive(0, SDL_APPINPUTFOCUS); | |
| 480 | |
|
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481 #ifdef X_HAVE_UTF8_STRING |
| 1327 | 482 if ( SDL_IC != NULL ) { |
|
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483 XUnsetICFocus(SDL_IC); |
| 1327 | 484 } |
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485 #endif |
| 0 | 486 /* Queue leaving fullscreen mode */ |
| 487 switch_waiting = 0x01; | |
| 488 switch_time = SDL_GetTicks() + 200; | |
| 489 } | |
| 490 break; | |
| 491 | |
| 4117 | 492 #ifdef X_HAVE_UTF8_STRING |
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493 /* Some IM requires MappingNotify to be passed to |
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494 XRefreshKeyboardMapping by the app. */ |
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495 case MappingNotify: { |
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496 XRefreshKeyboardMapping(&xevent.xmapping); |
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497 } |
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498 break; |
| 4117 | 499 #endif /* X_HAVE_UTF8_STRING */ |
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500 |
| 0 | 501 /* Generated upon EnterWindow and FocusIn */ |
| 502 case KeymapNotify: { | |
|
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503 #ifdef DEBUG_XEVENTS |
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504 printf("KeymapNotify!\n"); |
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505 #endif |
| 1327 | 506 X11_SetKeyboardState(SDL_Display, xevent.xkeymap.key_vector); |
| 0 | 507 } |
| 508 break; | |
| 509 | |
| 510 /* Mouse motion? */ | |
| 511 case MotionNotify: { | |
| 512 if ( SDL_VideoSurface ) { | |
| 513 if ( mouse_relative ) { | |
| 514 if ( using_dga & DGA_MOUSE ) { | |
| 515 #ifdef DEBUG_MOTION | |
| 516 printf("DGA motion: %d,%d\n", xevent.xmotion.x_root, xevent.xmotion.y_root); | |
| 517 #endif | |
|
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518 posted = SDL_PrivateMouseMotion(0, 1, |
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519 xevent.xmotion.x_root, |
|
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520 xevent.xmotion.y_root); |
| 0 | 521 } else { |
| 522 posted = X11_WarpedMotion(this,&xevent); | |
| 523 } | |
| 524 } else { | |
|
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|
525 #ifdef DEBUG_MOTION |
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526 printf("X11 motion: %d,%d\n", xevent.xmotion.x, xevent.xmotion.y); |
|
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527 #endif |
| 0 | 528 posted = SDL_PrivateMouseMotion(0, 0, |
| 529 xevent.xmotion.x, | |
| 530 xevent.xmotion.y); | |
| 531 } | |
| 532 } | |
| 533 } | |
| 534 break; | |
| 535 | |
| 536 /* Mouse button press? */ | |
| 537 case ButtonPress: { | |
| 538 posted = SDL_PrivateMouseButton(SDL_PRESSED, | |
| 539 xevent.xbutton.button, 0, 0); | |
| 540 } | |
| 541 break; | |
| 542 | |
| 543 /* Mouse button release? */ | |
| 544 case ButtonRelease: { | |
| 545 posted = SDL_PrivateMouseButton(SDL_RELEASED, | |
| 546 xevent.xbutton.button, 0, 0); | |
| 547 } | |
| 548 break; | |
| 549 | |
| 550 /* Key press? */ | |
| 551 case KeyPress: { | |
| 552 SDL_keysym keysym; | |
| 1327 | 553 KeyCode keycode = xevent.xkey.keycode; |
|
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|
554 |
|
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Fixed stuck keys when changing the video mode
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555 #ifdef DEBUG_XEVENTS |
|
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|
556 printf("KeyPress (X11 keycode = 0x%X)\n", xevent.xkey.keycode); |
|
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|
557 #endif |
|
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Ryan C. Gordon <icculus@icculus.org>
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|
558 /* If we're not doing translation, we're done! */ |
|
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559 if ( !SDL_TranslateUNICODE ) { |
|
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Significantly improved XIM support.
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560 /* Get the translated SDL virtual keysym and put it on the queue.*/ |
| 1327 | 561 keysym.scancode = keycode; |
| 562 keysym.sym = X11_TranslateKeycode(SDL_Display, keycode); | |
| 563 keysym.mod = KMOD_NONE; | |
| 564 keysym.unicode = 0; | |
| 565 posted = SDL_PrivateKeyboard(SDL_PRESSED, &keysym); | |
| 566 break; | |
| 567 } | |
| 568 | |
| 569 /* Look up the translated value for the key event */ | |
| 570 #ifdef X_HAVE_UTF8_STRING | |
| 571 if ( SDL_IC != NULL ) { | |
|
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572 Status status; |
|
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|
573 KeySym xkeysym; |
|
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574 int i; |
| 1327 | 575 /* A UTF-8 character can be at most 6 bytes */ |
|
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576 /* ... It's true, but Xutf8LookupString can |
|
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577 return more than one characters. Moreover, |
|
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|
578 the spec. put no upper bound, so we should |
|
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|
579 be ready for longer strings. */ |
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|
580 char keybuf[32]; |
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581 char *keydata = keybuf; |
|
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|
582 int count; |
|
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|
583 Uint16 utf16buf[32]; |
|
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|
584 Uint16 *utf16data = utf16buf; |
|
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|
585 int utf16size; |
|
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|
586 int utf16length; |
|
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|
587 |
|
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|
588 count = Xutf8LookupString(SDL_IC, &xevent.xkey, keydata, sizeof(keybuf), &xkeysym, &status); |
|
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|
589 if (XBufferOverflow == status) { |
|
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|
590 /* The IM has just generated somewhat long |
|
b966761fef6c
Significantly improved XIM support.
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|
591 string. We need a longer buffer in this |
|
b966761fef6c
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|
592 case. */ |
|
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|
593 keydata = SDL_malloc(count); |
|
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|
594 if ( keydata == NULL ) { |
|
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|
595 SDL_OutOfMemory(); |
|
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|
596 break; |
|
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|
597 } |
|
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|
598 count = Xutf8LookupString(SDL_IC, &xevent.xkey, keydata, count, &xkeysym, &status); |
|
b966761fef6c
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|
599 } |
|
b966761fef6c
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changeset
|
600 |
|
b966761fef6c
Significantly improved XIM support.
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|
601 switch (status) { |
|
b966761fef6c
Significantly improved XIM support.
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diff
changeset
|
602 |
|
b966761fef6c
Significantly improved XIM support.
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|
603 case XBufferOverflow: { |
|
b966761fef6c
Significantly improved XIM support.
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|
604 /* Oops! We have allocated the bytes as |
|
b966761fef6c
Significantly improved XIM support.
Ryan C. Gordon <icculus@icculus.org>
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|
605 requested by Xutf8LookupString, so the |
|
b966761fef6c
Significantly improved XIM support.
Ryan C. Gordon <icculus@icculus.org>
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|
606 length of the buffer must be |
|
b966761fef6c
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|
607 sufficient. This case should never |
|
b966761fef6c
Significantly improved XIM support.
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|
608 happen! */ |
|
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Significantly improved XIM support.
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|
609 SDL_SetError("Xutf8LookupString indicated a double buffer overflow!"); |
|
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|
610 break; |
|
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|
611 } |
|
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|
612 |
|
b966761fef6c
Significantly improved XIM support.
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changeset
|
613 case XLookupChars: |
|
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changeset
|
614 case XLookupBoth: { |
|
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|
615 if (0 == count) { |
|
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|
616 break; |
|
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|
617 } |
|
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|
618 |
|
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|
619 /* We got a converted string from IM. Make |
|
b966761fef6c
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|
620 sure to deliver all characters to the |
|
b966761fef6c
Significantly improved XIM support.
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changeset
|
621 application as SDL events. Note that |
|
b966761fef6c
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diff
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|
622 an SDL event can only carry one UTF-16 |
|
b966761fef6c
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changeset
|
623 encoding unit, and a surrogate pair is |
|
b966761fef6c
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|
624 delivered as two SDL events. I guess |
|
b966761fef6c
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changeset
|
625 this behaviour is probably _imported_ |
|
b966761fef6c
Significantly improved XIM support.
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diff
changeset
|
626 from Windows or MacOS. To do so, we need |
|
b966761fef6c
Significantly improved XIM support.
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changeset
|
627 to convert the UTF-8 data into UTF-16 |
|
b966761fef6c
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|
628 data (not UCS4/UTF-32!). We need an |
|
b966761fef6c
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changeset
|
629 estimate of the number of UTF-16 encoding |
|
b966761fef6c
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changeset
|
630 units here. The worst case is pure ASCII |
|
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|
631 string. Assume so. */ |
|
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|
632 /* In 1.3 SDL may have a text event instead, that |
|
b966761fef6c
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changeset
|
633 carries the whole UTF-8 string with it. */ |
|
b966761fef6c
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|
634 utf16size = count * sizeof(Uint16); |
|
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changeset
|
635 if (utf16size > sizeof(utf16buf)) { |
|
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636 utf16data = (Uint16 *) SDL_malloc(utf16size); |
|
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|
637 if (utf16data == NULL) { |
|
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|
638 SDL_OutOfMemory(); |
|
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|
639 break; |
|
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|
640 } |
|
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|
641 } |
|
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|
642 utf16length = Utf8ToUtf16((Uint8 *)keydata, count, utf16data, utf16size); |
|
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|
643 if (utf16length < 0) { |
|
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|
644 /* The keydata contained an invalid byte |
|
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|
645 sequence. It should be a bug of the IM |
|
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|
646 or Xlib... */ |
|
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|
647 SDL_SetError("Oops! Xutf8LookupString returned an invalid UTF-8 sequence!"); |
|
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|
648 break; |
|
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|
649 } |
|
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|
650 |
|
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changeset
|
651 /* Deliver all UTF-16 encoding units. At |
|
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|
652 this moment, SDL event queue has a |
|
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|
653 fixed size (128 events), and an SDL |
|
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|
654 event can hold just one UTF-16 encoding |
|
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|
655 unit. So, if we receive more than 128 |
|
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|
656 UTF-16 encoding units from a commit, |
|
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|
657 exceeded characters will be lost. */ |
|
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|
658 for (i = 0; i < utf16length - 1; i++) { |
|
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|
659 keysym.scancode = 0; |
|
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|
660 keysym.sym = SDLK_UNKNOWN; |
|
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|
661 keysym.mod = KMOD_NONE; |
|
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|
662 keysym.unicode = utf16data[i]; |
|
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|
663 posted = SDL_PrivateKeyboard(SDL_PRESSED, &keysym); |
|
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|
664 } |
|
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changeset
|
665 /* The keysym for the last character carries the |
|
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|
666 scancode and symbol that corresponds to the X11 |
|
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|
667 keycode. */ |
|
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changeset
|
668 if (utf16length > 0) { |
|
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Significantly improved XIM support.
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|
669 keysym.scancode = keycode; |
|
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|
670 keysym.sym = (keycode ? X11_TranslateKeycode(SDL_Display, keycode) : 0); |
|
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|
671 keysym.mod = KMOD_NONE; |
|
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diff
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|
672 keysym.unicode = utf16data[utf16length - 1]; |
|
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|
673 posted = SDL_PrivateKeyboard(SDL_PRESSED, &keysym); |
|
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|
674 } |
|
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|
675 break; |
|
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|
676 } |
|
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|
677 |
|
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|
678 case XLookupKeySym: { |
|
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|
679 /* I'm not sure whether it is possible that |
|
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|
680 a zero keycode makes XLookupKeySym |
|
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|
681 status. What I'm sure is that a |
|
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|
682 combination of a zero scan code and a non |
|
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|
683 zero sym makes SDL_PrivateKeyboard |
|
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|
684 strange state... So, just discard it. |
|
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diff
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|
685 If this doesn't work, I'm receiving bug |
|
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Significantly improved XIM support.
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changeset
|
686 reports, and I can know under what |
|
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Significantly improved XIM support.
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|
687 condition this case happens. */ |
|
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|
688 if (keycode) { |
|
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|
689 keysym.scancode = keycode; |
|
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|
690 keysym.sym = X11_TranslateKeycode(SDL_Display, keycode); |
|
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|
691 keysym.mod = KMOD_NONE; |
|
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|
692 keysym.unicode = 0; |
|
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|
693 posted = SDL_PrivateKeyboard(SDL_PRESSED, &keysym); |
|
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|
694 } |
|
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changeset
|
695 break; |
|
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|
696 } |
|
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Significantly improved XIM support.
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changeset
|
697 |
|
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diff
changeset
|
698 case XLookupNone: { |
|
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diff
changeset
|
699 /* IM has eaten the event. */ |
|
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diff
changeset
|
700 break; |
|
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changeset
|
701 } |
|
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diff
changeset
|
702 |
|
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Significantly improved XIM support.
Ryan C. Gordon <icculus@icculus.org>
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diff
changeset
|
703 default: |
|
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Significantly improved XIM support.
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diff
changeset
|
704 /* An unknown status from Xutf8LookupString. */ |
|
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Ryan C. Gordon <icculus@icculus.org>
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changeset
|
705 SDL_SetError("Oops! Xutf8LookupStringreturned an unknown status"); |
|
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Significantly improved XIM support.
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diff
changeset
|
706 } |
|
b966761fef6c
Significantly improved XIM support.
Ryan C. Gordon <icculus@icculus.org>
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diff
changeset
|
707 |
|
b966761fef6c
Significantly improved XIM support.
Ryan C. Gordon <icculus@icculus.org>
parents:
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diff
changeset
|
708 /* Release dynamic buffers if allocated. */ |
|
b966761fef6c
Significantly improved XIM support.
Ryan C. Gordon <icculus@icculus.org>
parents:
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diff
changeset
|
709 if (keydata != NULL && keybuf != keydata) { |
|
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Significantly improved XIM support.
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parents:
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diff
changeset
|
710 SDL_free(keydata); |
|
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Significantly improved XIM support.
Ryan C. Gordon <icculus@icculus.org>
parents:
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diff
changeset
|
711 } |
|
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Significantly improved XIM support.
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parents:
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diff
changeset
|
712 if (utf16data != NULL && utf16buf != utf16data) { |
|
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Ryan C. Gordon <icculus@icculus.org>
parents:
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diff
changeset
|
713 SDL_free(utf16data); |
| 1327 | 714 } |
| 715 } | |
| 716 else | |
| 717 #endif | |
| 718 { | |
| 719 static XComposeStatus state; | |
| 720 char keybuf[32]; | |
| 721 | |
| 3999 | 722 keysym.scancode = keycode; |
| 723 keysym.sym = X11_TranslateKeycode(SDL_Display, keycode); | |
| 724 keysym.mod = KMOD_NONE; | |
| 725 keysym.unicode = 0; | |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1402
diff
changeset
|
726 if ( XLookupString(&xevent.xkey, |
| 1327 | 727 keybuf, sizeof(keybuf), |
| 728 NULL, &state) ) { | |
| 729 /* | |
| 730 * FIXME: XLookupString() may yield more than one | |
| 731 * character, so we need a mechanism to allow for | |
| 732 * this (perhaps null keypress events with a | |
| 733 * unicode value) | |
| 734 */ | |
| 735 keysym.unicode = (Uint8)keybuf[0]; | |
| 736 } | |
|
3978
b966761fef6c
Significantly improved XIM support.
Ryan C. Gordon <icculus@icculus.org>
parents:
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diff
changeset
|
737 |
|
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Significantly improved XIM support.
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parents:
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diff
changeset
|
738 posted = SDL_PrivateKeyboard(SDL_PRESSED, &keysym); |
| 1327 | 739 } |
| 0 | 740 } |
| 741 break; | |
| 742 | |
| 743 /* Key release? */ | |
| 744 case KeyRelease: { | |
| 745 SDL_keysym keysym; | |
| 1327 | 746 KeyCode keycode = xevent.xkey.keycode; |
| 0 | 747 |
|
3978
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parents:
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diff
changeset
|
748 if (keycode == 0) { |
|
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Significantly improved XIM support.
Ryan C. Gordon <icculus@icculus.org>
parents:
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diff
changeset
|
749 /* There should be no KeyRelease for keycode == 0, |
|
b966761fef6c
Significantly improved XIM support.
Ryan C. Gordon <icculus@icculus.org>
parents:
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diff
changeset
|
750 since it is a notification from IM but a real |
|
b966761fef6c
Significantly improved XIM support.
Ryan C. Gordon <icculus@icculus.org>
parents:
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diff
changeset
|
751 keystroke. */ |
|
b966761fef6c
Significantly improved XIM support.
Ryan C. Gordon <icculus@icculus.org>
parents:
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diff
changeset
|
752 /* We need to emit some diagnostic message here. */ |
|
b966761fef6c
Significantly improved XIM support.
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parents:
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diff
changeset
|
753 break; |
|
b966761fef6c
Significantly improved XIM support.
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parents:
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diff
changeset
|
754 } |
|
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Significantly improved XIM support.
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parents:
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diff
changeset
|
755 |
|
14
c3e9d4a623c1
Fixed stuck keys when changing the video mode
Sam Lantinga <slouken@lokigames.com>
parents:
12
diff
changeset
|
756 #ifdef DEBUG_XEVENTS |
|
c3e9d4a623c1
Fixed stuck keys when changing the video mode
Sam Lantinga <slouken@lokigames.com>
parents:
12
diff
changeset
|
757 printf("KeyRelease (X11 keycode = 0x%X)\n", xevent.xkey.keycode); |
|
c3e9d4a623c1
Fixed stuck keys when changing the video mode
Sam Lantinga <slouken@lokigames.com>
parents:
12
diff
changeset
|
758 #endif |
| 1327 | 759 |
| 760 /* Get the translated SDL virtual keysym */ | |
| 761 keysym.scancode = keycode; | |
| 762 keysym.sym = X11_TranslateKeycode(SDL_Display, keycode); | |
| 763 keysym.mod = KMOD_NONE; | |
| 764 keysym.unicode = 0; | |
| 765 | |
| 766 posted = SDL_PrivateKeyboard(SDL_RELEASED, &keysym); | |
| 0 | 767 } |
| 768 break; | |
| 769 | |
| 770 /* Have we been iconified? */ | |
| 771 case UnmapNotify: { | |
| 772 #ifdef DEBUG_XEVENTS | |
| 773 printf("UnmapNotify!\n"); | |
| 774 #endif | |
| 775 /* If we're active, make ourselves inactive */ | |
| 776 if ( SDL_GetAppState() & SDL_APPACTIVE ) { | |
| 777 /* Swap out the gamma before we go inactive */ | |
| 778 X11_SwapVidModeGamma(this); | |
| 779 | |
| 780 /* Send an internal deactivate event */ | |
| 781 posted = SDL_PrivateAppActive(0, | |
| 782 SDL_APPACTIVE|SDL_APPINPUTFOCUS); | |
| 783 } | |
| 784 } | |
| 785 break; | |
| 786 | |
| 787 /* Have we been restored? */ | |
| 788 case MapNotify: { | |
| 789 #ifdef DEBUG_XEVENTS | |
| 790 printf("MapNotify!\n"); | |
| 791 #endif | |
| 792 /* If we're not active, make ourselves active */ | |
| 793 if ( !(SDL_GetAppState() & SDL_APPACTIVE) ) { | |
| 794 /* Send an internal activate event */ | |
| 795 posted = SDL_PrivateAppActive(1, SDL_APPACTIVE); | |
| 796 | |
| 797 /* Now that we're active, swap the gamma back */ | |
| 798 X11_SwapVidModeGamma(this); | |
| 799 } | |
| 800 | |
| 801 if ( SDL_VideoSurface && | |
| 802 (SDL_VideoSurface->flags & SDL_FULLSCREEN) ) { | |
| 803 X11_EnterFullScreen(this); | |
| 804 } else { | |
| 805 X11_GrabInputNoLock(this, this->input_grab); | |
| 806 } | |
|
8
5574376c451d
Fixed relative motion checking after restore under X11
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
807 X11_CheckMouseModeNoLock(this); |
|
5574376c451d
Fixed relative motion checking after restore under X11
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
808 |
| 0 | 809 if ( SDL_VideoSurface ) { |
| 810 X11_RefreshDisplay(this); | |
| 811 } | |
| 812 } | |
| 813 break; | |
| 814 | |
| 815 /* Have we been resized or moved? */ | |
| 816 case ConfigureNotify: { | |
| 817 #ifdef DEBUG_XEVENTS | |
| 818 printf("ConfigureNotify! (resize: %dx%d)\n", xevent.xconfigure.width, xevent.xconfigure.height); | |
| 819 #endif | |
| 820 if ( SDL_VideoSurface ) { | |
| 821 if ((xevent.xconfigure.width != SDL_VideoSurface->w) || | |
| 822 (xevent.xconfigure.height != SDL_VideoSurface->h)) { | |
| 823 /* FIXME: Find a better fix for the bug with KDE 1.2 */ | |
| 824 if ( ! ((xevent.xconfigure.width == 32) && | |
| 825 (xevent.xconfigure.height == 32)) ) { | |
| 826 SDL_PrivateResize(xevent.xconfigure.width, | |
| 827 xevent.xconfigure.height); | |
| 828 } | |
| 829 } else { | |
| 830 /* OpenGL windows need to know about the change */ | |
| 831 if ( SDL_VideoSurface->flags & SDL_OPENGL ) { | |
| 832 SDL_PrivateExpose(); | |
| 833 } | |
| 834 } | |
| 835 } | |
| 836 } | |
| 837 break; | |
| 838 | |
| 839 /* Have we been requested to quit (or another client message?) */ | |
| 840 case ClientMessage: { | |
| 841 if ( (xevent.xclient.format == 32) && | |
| 842 (xevent.xclient.data.l[0] == WM_DELETE_WINDOW) ) | |
| 843 { | |
| 844 posted = SDL_PrivateQuit(); | |
| 845 } else | |
| 846 if ( SDL_ProcessEvents[SDL_SYSWMEVENT] == SDL_ENABLE ) { | |
| 847 SDL_SysWMmsg wmmsg; | |
| 848 | |
| 849 SDL_VERSION(&wmmsg.version); | |
| 850 wmmsg.subsystem = SDL_SYSWM_X11; | |
| 851 wmmsg.event.xevent = xevent; | |
| 852 posted = SDL_PrivateSysWMEvent(&wmmsg); | |
| 853 } | |
| 854 } | |
| 855 break; | |
| 856 | |
| 857 /* Do we need to refresh ourselves? */ | |
| 858 case Expose: { | |
| 859 #ifdef DEBUG_XEVENTS | |
| 860 printf("Expose (count = %d)\n", xevent.xexpose.count); | |
| 861 #endif | |
| 862 if ( SDL_VideoSurface && (xevent.xexpose.count == 0) ) { | |
|
161
eb6b76a95f2d
An expose event is now sent when using XVideo output.
Sam Lantinga <slouken@libsdl.org>
parents:
111
diff
changeset
|
863 X11_RefreshDisplay(this); |
| 0 | 864 } |
| 865 } | |
| 866 break; | |
| 867 | |
| 868 default: { | |
| 869 #ifdef DEBUG_XEVENTS | |
| 870 printf("Unhandled event %d\n", xevent.type); | |
| 871 #endif | |
| 872 /* Only post the event if we're watching for it */ | |
| 873 if ( SDL_ProcessEvents[SDL_SYSWMEVENT] == SDL_ENABLE ) { | |
| 874 SDL_SysWMmsg wmmsg; | |
| 875 | |
| 876 SDL_VERSION(&wmmsg.version); | |
| 877 wmmsg.subsystem = SDL_SYSWM_X11; | |
| 878 wmmsg.event.xevent = xevent; | |
| 879 posted = SDL_PrivateSysWMEvent(&wmmsg); | |
| 880 } | |
| 881 } | |
| 882 break; | |
| 883 } | |
| 884 return(posted); | |
| 885 } | |
| 886 | |
| 887 /* Ack! XPending() actually performs a blocking read if no events available */ | |
| 888 int X11_Pending(Display *display) | |
| 889 { | |
| 890 /* Flush the display connection and look to see if events are queued */ | |
|
1575
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Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1402
diff
changeset
|
891 XFlush(display); |
|
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1402
diff
changeset
|
892 if ( XEventsQueued(display, QueuedAlready) ) { |
| 0 | 893 return(1); |
| 894 } | |
| 895 | |
| 896 /* More drastic measures are required -- see if X is ready to talk */ | |
| 897 { | |
| 898 static struct timeval zero_time; /* static == 0 */ | |
| 899 int x11_fd; | |
| 900 fd_set fdset; | |
| 901 | |
| 902 x11_fd = ConnectionNumber(display); | |
| 903 FD_ZERO(&fdset); | |
| 904 FD_SET(x11_fd, &fdset); | |
| 905 if ( select(x11_fd+1, &fdset, NULL, NULL, &zero_time) == 1 ) { | |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1402
diff
changeset
|
906 return(XPending(display)); |
| 0 | 907 } |
| 908 } | |
| 909 | |
| 910 /* Oh well, nothing is ready .. */ | |
| 911 return(0); | |
| 912 } | |
| 913 | |
| 914 void X11_PumpEvents(_THIS) | |
| 915 { | |
| 916 int pending; | |
| 917 | |
|
4139
568c9b3c0167
* Added configure option --enable-screensaver, to allow enabling the screensaver by default.
Sam Lantinga <slouken@libsdl.org>
parents:
4117
diff
changeset
|
918 /* Update activity every five seconds to prevent screensaver. --ryan. */ |
|
568c9b3c0167
* Added configure option --enable-screensaver, to allow enabling the screensaver by default.
Sam Lantinga <slouken@libsdl.org>
parents:
4117
diff
changeset
|
919 if (!allow_screensaver) { |
|
568c9b3c0167
* Added configure option --enable-screensaver, to allow enabling the screensaver by default.
Sam Lantinga <slouken@libsdl.org>
parents:
4117
diff
changeset
|
920 static Uint32 screensaverTicks; |
|
568c9b3c0167
* Added configure option --enable-screensaver, to allow enabling the screensaver by default.
Sam Lantinga <slouken@libsdl.org>
parents:
4117
diff
changeset
|
921 Uint32 nowTicks = SDL_GetTicks(); |
|
568c9b3c0167
* Added configure option --enable-screensaver, to allow enabling the screensaver by default.
Sam Lantinga <slouken@libsdl.org>
parents:
4117
diff
changeset
|
922 if ((nowTicks - screensaverTicks) > 5000) { |
|
568c9b3c0167
* Added configure option --enable-screensaver, to allow enabling the screensaver by default.
Sam Lantinga <slouken@libsdl.org>
parents:
4117
diff
changeset
|
923 XResetScreenSaver(SDL_Display); |
|
568c9b3c0167
* Added configure option --enable-screensaver, to allow enabling the screensaver by default.
Sam Lantinga <slouken@libsdl.org>
parents:
4117
diff
changeset
|
924 screensaverTicks = nowTicks; |
|
568c9b3c0167
* Added configure option --enable-screensaver, to allow enabling the screensaver by default.
Sam Lantinga <slouken@libsdl.org>
parents:
4117
diff
changeset
|
925 } |
|
568c9b3c0167
* Added configure option --enable-screensaver, to allow enabling the screensaver by default.
Sam Lantinga <slouken@libsdl.org>
parents:
4117
diff
changeset
|
926 } |
|
568c9b3c0167
* Added configure option --enable-screensaver, to allow enabling the screensaver by default.
Sam Lantinga <slouken@libsdl.org>
parents:
4117
diff
changeset
|
927 |
| 0 | 928 /* Keep processing pending events */ |
| 929 pending = 0; | |
| 930 while ( X11_Pending(SDL_Display) ) { | |
| 931 X11_DispatchEvent(this); | |
| 932 ++pending; | |
| 933 } | |
| 934 if ( switch_waiting ) { | |
| 935 Uint32 now; | |
| 936 | |
| 937 now = SDL_GetTicks(); | |
| 938 if ( pending || !SDL_VideoSurface ) { | |
| 939 /* Try again later... */ | |
| 940 if ( switch_waiting & SDL_FULLSCREEN ) { | |
| 941 switch_time = now + 1500; | |
| 942 } else { | |
| 943 switch_time = now + 200; | |
| 944 } | |
| 1740 | 945 } else if ( (int)(switch_time-now) <= 0 ) { |
| 0 | 946 Uint32 go_fullscreen; |
| 947 | |
| 948 go_fullscreen = switch_waiting & SDL_FULLSCREEN; | |
| 949 switch_waiting = 0; | |
| 950 if ( SDL_VideoSurface->flags & SDL_FULLSCREEN ) { | |
| 951 if ( go_fullscreen ) { | |
| 952 X11_EnterFullScreen(this); | |
| 953 } else { | |
| 954 X11_LeaveFullScreen(this); | |
| 955 } | |
| 956 } | |
| 957 /* Handle focus in/out when grabbed */ | |
| 958 if ( go_fullscreen ) { | |
| 959 X11_GrabInputNoLock(this, this->input_grab); | |
| 960 } else { | |
| 961 X11_GrabInputNoLock(this, SDL_GRAB_OFF); | |
| 962 } | |
| 963 X11_CheckMouseModeNoLock(this); | |
| 964 } | |
| 965 } | |
| 966 } | |
| 967 | |
| 968 void X11_InitKeymap(void) | |
| 969 { | |
| 970 int i; | |
| 971 | |
| 972 /* Odd keys used in international keyboards */ | |
|
1379
c0a74f199ecf
Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents:
1361
diff
changeset
|
973 for ( i=0; i<SDL_arraysize(ODD_keymap); ++i ) |
| 0 | 974 ODD_keymap[i] = SDLK_UNKNOWN; |
| 975 | |
| 1327 | 976 /* Some of these might be mappable to an existing SDLK_ code */ |
| 977 ODD_keymap[XK_dead_grave&0xFF] = SDLK_COMPOSE; | |
| 978 ODD_keymap[XK_dead_acute&0xFF] = SDLK_COMPOSE; | |
| 979 ODD_keymap[XK_dead_tilde&0xFF] = SDLK_COMPOSE; | |
| 980 ODD_keymap[XK_dead_macron&0xFF] = SDLK_COMPOSE; | |
| 981 ODD_keymap[XK_dead_breve&0xFF] = SDLK_COMPOSE; | |
| 982 ODD_keymap[XK_dead_abovedot&0xFF] = SDLK_COMPOSE; | |
| 983 ODD_keymap[XK_dead_diaeresis&0xFF] = SDLK_COMPOSE; | |
| 984 ODD_keymap[XK_dead_abovering&0xFF] = SDLK_COMPOSE; | |
| 985 ODD_keymap[XK_dead_doubleacute&0xFF] = SDLK_COMPOSE; | |
| 986 ODD_keymap[XK_dead_caron&0xFF] = SDLK_COMPOSE; | |
| 987 ODD_keymap[XK_dead_cedilla&0xFF] = SDLK_COMPOSE; | |
| 988 ODD_keymap[XK_dead_ogonek&0xFF] = SDLK_COMPOSE; | |
| 989 ODD_keymap[XK_dead_iota&0xFF] = SDLK_COMPOSE; | |
| 990 ODD_keymap[XK_dead_voiced_sound&0xFF] = SDLK_COMPOSE; | |
| 991 ODD_keymap[XK_dead_semivoiced_sound&0xFF] = SDLK_COMPOSE; | |
| 992 ODD_keymap[XK_dead_belowdot&0xFF] = SDLK_COMPOSE; | |
|
1328
27ddb06a0bca
Date: Sat, 04 Feb 2006 19:47:23 +0900
Sam Lantinga <slouken@libsdl.org>
parents:
1327
diff
changeset
|
993 #ifdef XK_dead_hook |
| 1327 | 994 ODD_keymap[XK_dead_hook&0xFF] = SDLK_COMPOSE; |
|
1328
27ddb06a0bca
Date: Sat, 04 Feb 2006 19:47:23 +0900
Sam Lantinga <slouken@libsdl.org>
parents:
1327
diff
changeset
|
995 #endif |
|
27ddb06a0bca
Date: Sat, 04 Feb 2006 19:47:23 +0900
Sam Lantinga <slouken@libsdl.org>
parents:
1327
diff
changeset
|
996 #ifdef XK_dead_horn |
| 1327 | 997 ODD_keymap[XK_dead_horn&0xFF] = SDLK_COMPOSE; |
|
1328
27ddb06a0bca
Date: Sat, 04 Feb 2006 19:47:23 +0900
Sam Lantinga <slouken@libsdl.org>
parents:
1327
diff
changeset
|
998 #endif |
| 1327 | 999 |
| 0 | 1000 #ifdef XK_dead_circumflex |
| 1001 /* These X keysyms have 0xFE as the high byte */ | |
| 1002 ODD_keymap[XK_dead_circumflex&0xFF] = SDLK_CARET; | |
| 1003 #endif | |
|
805
df1a3218b468
Date: Wed, 04 Feb 2004 13:51:56 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
|
1004 #ifdef XK_ISO_Level3_Shift |
|
df1a3218b468
Date: Wed, 04 Feb 2004 13:51:56 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
|
1005 ODD_keymap[XK_ISO_Level3_Shift&0xFF] = SDLK_MODE; /* "Alt Gr" key */ |
|
df1a3218b468
Date: Wed, 04 Feb 2004 13:51:56 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
|
1006 #endif |
| 0 | 1007 |
| 1008 /* Map the miscellaneous keys */ | |
|
1379
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Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents:
1361
diff
changeset
|
1009 for ( i=0; i<SDL_arraysize(MISC_keymap); ++i ) |
| 0 | 1010 MISC_keymap[i] = SDLK_UNKNOWN; |
| 1011 | |
| 1012 /* These X keysyms have 0xFF as the high byte */ | |
| 1013 MISC_keymap[XK_BackSpace&0xFF] = SDLK_BACKSPACE; | |
| 1014 MISC_keymap[XK_Tab&0xFF] = SDLK_TAB; | |
| 1015 MISC_keymap[XK_Clear&0xFF] = SDLK_CLEAR; | |
| 1016 MISC_keymap[XK_Return&0xFF] = SDLK_RETURN; | |
| 1017 MISC_keymap[XK_Pause&0xFF] = SDLK_PAUSE; | |
| 1018 MISC_keymap[XK_Escape&0xFF] = SDLK_ESCAPE; | |
| 1019 MISC_keymap[XK_Delete&0xFF] = SDLK_DELETE; | |
| 1020 | |
| 1021 MISC_keymap[XK_KP_0&0xFF] = SDLK_KP0; /* Keypad 0-9 */ | |
| 1022 MISC_keymap[XK_KP_1&0xFF] = SDLK_KP1; | |
| 1023 MISC_keymap[XK_KP_2&0xFF] = SDLK_KP2; | |
| 1024 MISC_keymap[XK_KP_3&0xFF] = SDLK_KP3; | |
| 1025 MISC_keymap[XK_KP_4&0xFF] = SDLK_KP4; | |
| 1026 MISC_keymap[XK_KP_5&0xFF] = SDLK_KP5; | |
| 1027 MISC_keymap[XK_KP_6&0xFF] = SDLK_KP6; | |
| 1028 MISC_keymap[XK_KP_7&0xFF] = SDLK_KP7; | |
| 1029 MISC_keymap[XK_KP_8&0xFF] = SDLK_KP8; | |
| 1030 MISC_keymap[XK_KP_9&0xFF] = SDLK_KP9; | |
| 1031 MISC_keymap[XK_KP_Insert&0xFF] = SDLK_KP0; | |
| 1032 MISC_keymap[XK_KP_End&0xFF] = SDLK_KP1; | |
| 1033 MISC_keymap[XK_KP_Down&0xFF] = SDLK_KP2; | |
| 1034 MISC_keymap[XK_KP_Page_Down&0xFF] = SDLK_KP3; | |
| 1035 MISC_keymap[XK_KP_Left&0xFF] = SDLK_KP4; | |
| 1036 MISC_keymap[XK_KP_Begin&0xFF] = SDLK_KP5; | |
| 1037 MISC_keymap[XK_KP_Right&0xFF] = SDLK_KP6; | |
| 1038 MISC_keymap[XK_KP_Home&0xFF] = SDLK_KP7; | |
| 1039 MISC_keymap[XK_KP_Up&0xFF] = SDLK_KP8; | |
| 1040 MISC_keymap[XK_KP_Page_Up&0xFF] = SDLK_KP9; | |
| 1041 MISC_keymap[XK_KP_Delete&0xFF] = SDLK_KP_PERIOD; | |
| 1042 MISC_keymap[XK_KP_Decimal&0xFF] = SDLK_KP_PERIOD; | |
| 1043 MISC_keymap[XK_KP_Divide&0xFF] = SDLK_KP_DIVIDE; | |
| 1044 MISC_keymap[XK_KP_Multiply&0xFF] = SDLK_KP_MULTIPLY; | |
| 1045 MISC_keymap[XK_KP_Subtract&0xFF] = SDLK_KP_MINUS; | |
| 1046 MISC_keymap[XK_KP_Add&0xFF] = SDLK_KP_PLUS; | |
| 1047 MISC_keymap[XK_KP_Enter&0xFF] = SDLK_KP_ENTER; | |
| 1048 MISC_keymap[XK_KP_Equal&0xFF] = SDLK_KP_EQUALS; | |
| 1049 | |
| 1050 MISC_keymap[XK_Up&0xFF] = SDLK_UP; | |
| 1051 MISC_keymap[XK_Down&0xFF] = SDLK_DOWN; | |
| 1052 MISC_keymap[XK_Right&0xFF] = SDLK_RIGHT; | |
| 1053 MISC_keymap[XK_Left&0xFF] = SDLK_LEFT; | |
| 1054 MISC_keymap[XK_Insert&0xFF] = SDLK_INSERT; | |
| 1055 MISC_keymap[XK_Home&0xFF] = SDLK_HOME; | |
| 1056 MISC_keymap[XK_End&0xFF] = SDLK_END; | |
| 1057 MISC_keymap[XK_Page_Up&0xFF] = SDLK_PAGEUP; | |
| 1058 MISC_keymap[XK_Page_Down&0xFF] = SDLK_PAGEDOWN; | |
| 1059 | |
| 1060 MISC_keymap[XK_F1&0xFF] = SDLK_F1; | |
| 1061 MISC_keymap[XK_F2&0xFF] = SDLK_F2; | |
| 1062 MISC_keymap[XK_F3&0xFF] = SDLK_F3; | |
| 1063 MISC_keymap[XK_F4&0xFF] = SDLK_F4; | |
| 1064 MISC_keymap[XK_F5&0xFF] = SDLK_F5; | |
| 1065 MISC_keymap[XK_F6&0xFF] = SDLK_F6; | |
| 1066 MISC_keymap[XK_F7&0xFF] = SDLK_F7; | |
| 1067 MISC_keymap[XK_F8&0xFF] = SDLK_F8; | |
| 1068 MISC_keymap[XK_F9&0xFF] = SDLK_F9; | |
| 1069 MISC_keymap[XK_F10&0xFF] = SDLK_F10; | |
| 1070 MISC_keymap[XK_F11&0xFF] = SDLK_F11; | |
| 1071 MISC_keymap[XK_F12&0xFF] = SDLK_F12; | |
| 1072 MISC_keymap[XK_F13&0xFF] = SDLK_F13; | |
| 1073 MISC_keymap[XK_F14&0xFF] = SDLK_F14; | |
| 1074 MISC_keymap[XK_F15&0xFF] = SDLK_F15; | |
| 1075 | |
| 1076 MISC_keymap[XK_Num_Lock&0xFF] = SDLK_NUMLOCK; | |
| 1077 MISC_keymap[XK_Caps_Lock&0xFF] = SDLK_CAPSLOCK; | |
| 1078 MISC_keymap[XK_Scroll_Lock&0xFF] = SDLK_SCROLLOCK; | |
| 1079 MISC_keymap[XK_Shift_R&0xFF] = SDLK_RSHIFT; | |
| 1080 MISC_keymap[XK_Shift_L&0xFF] = SDLK_LSHIFT; | |
| 1081 MISC_keymap[XK_Control_R&0xFF] = SDLK_RCTRL; | |
| 1082 MISC_keymap[XK_Control_L&0xFF] = SDLK_LCTRL; | |
| 1083 MISC_keymap[XK_Alt_R&0xFF] = SDLK_RALT; | |
| 1084 MISC_keymap[XK_Alt_L&0xFF] = SDLK_LALT; | |
| 1085 MISC_keymap[XK_Meta_R&0xFF] = SDLK_RMETA; | |
| 1086 MISC_keymap[XK_Meta_L&0xFF] = SDLK_LMETA; | |
| 1087 MISC_keymap[XK_Super_L&0xFF] = SDLK_LSUPER; /* Left "Windows" */ | |
| 1088 MISC_keymap[XK_Super_R&0xFF] = SDLK_RSUPER; /* Right "Windows */ | |
| 1089 MISC_keymap[XK_Mode_switch&0xFF] = SDLK_MODE; /* "Alt Gr" key */ | |
| 1090 MISC_keymap[XK_Multi_key&0xFF] = SDLK_COMPOSE; /* Multi-key compose */ | |
| 1091 | |
| 1092 MISC_keymap[XK_Help&0xFF] = SDLK_HELP; | |
| 1093 MISC_keymap[XK_Print&0xFF] = SDLK_PRINT; | |
| 1094 MISC_keymap[XK_Sys_Req&0xFF] = SDLK_SYSREQ; | |
| 1095 MISC_keymap[XK_Break&0xFF] = SDLK_BREAK; | |
| 1096 MISC_keymap[XK_Menu&0xFF] = SDLK_MENU; | |
| 1097 MISC_keymap[XK_Hyper_R&0xFF] = SDLK_MENU; /* Windows "Menu" key */ | |
| 1098 } | |
| 1099 | |
| 1327 | 1100 /* Get the translated SDL virtual keysym */ |
| 1101 SDLKey X11_TranslateKeycode(Display *display, KeyCode kc) | |
| 0 | 1102 { |
| 1103 KeySym xsym; | |
| 1327 | 1104 SDLKey key; |
| 0 | 1105 |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1402
diff
changeset
|
1106 xsym = XKeycodeToKeysym(display, kc, 0); |
| 0 | 1107 #ifdef DEBUG_KEYS |
| 1327 | 1108 fprintf(stderr, "Translating key code %d -> 0x%.4x\n", kc, xsym); |
| 0 | 1109 #endif |
| 1327 | 1110 key = SDLK_UNKNOWN; |
| 0 | 1111 if ( xsym ) { |
| 1112 switch (xsym>>8) { | |
| 1327 | 1113 case 0x1005FF: |
| 0 | 1114 #ifdef SunXK_F36 |
| 1327 | 1115 if ( xsym == SunXK_F36 ) |
| 1116 key = SDLK_F11; | |
| 0 | 1117 #endif |
| 1118 #ifdef SunXK_F37 | |
| 1327 | 1119 if ( xsym == SunXK_F37 ) |
| 1120 key = SDLK_F12; | |
| 0 | 1121 #endif |
| 1327 | 1122 break; |
| 1123 case 0x00: /* Latin 1 */ | |
| 1124 key = (SDLKey)(xsym & 0xFF); | |
| 1125 break; | |
| 1126 case 0x01: /* Latin 2 */ | |
| 1127 case 0x02: /* Latin 3 */ | |
| 1128 case 0x03: /* Latin 4 */ | |
| 1129 case 0x04: /* Katakana */ | |
| 1130 case 0x05: /* Arabic */ | |
| 1131 case 0x06: /* Cyrillic */ | |
| 1132 case 0x07: /* Greek */ | |
| 1133 case 0x08: /* Technical */ | |
| 1134 case 0x0A: /* Publishing */ | |
| 1135 case 0x0C: /* Hebrew */ | |
| 1136 case 0x0D: /* Thai */ | |
| 1137 /* These are wrong, but it's better than nothing */ | |
| 1138 key = (SDLKey)(xsym & 0xFF); | |
| 1139 break; | |
| 1140 case 0xFE: | |
| 1141 key = ODD_keymap[xsym&0xFF]; | |
| 1142 break; | |
| 1143 case 0xFF: | |
| 1144 key = MISC_keymap[xsym&0xFF]; | |
| 1145 break; | |
| 1146 default: | |
| 1147 /* | |
| 1148 fprintf(stderr, "X11: Unhandled xsym, sym = 0x%04x\n", | |
| 0 | 1149 (unsigned int)xsym); |
| 1327 | 1150 */ |
| 1151 break; | |
| 0 | 1152 } |
| 1153 } else { | |
| 1154 /* X11 doesn't know how to translate the key! */ | |
| 1155 switch (kc) { | |
| 1327 | 1156 /* Caution: |
| 1157 These keycodes are from the Microsoft Keyboard | |
| 1158 */ | |
| 1159 case 115: | |
| 1160 key = SDLK_LSUPER; | |
| 1161 break; | |
| 1162 case 116: | |
| 1163 key = SDLK_RSUPER; | |
| 1164 break; | |
| 1165 case 117: | |
| 1166 key = SDLK_MENU; | |
| 1167 break; | |
| 1168 default: | |
| 1169 /* | |
| 1170 * no point in an error message; happens for | |
| 1171 * several keys when we get a keymap notify | |
| 0 | 1172 */ |
| 1327 | 1173 break; |
| 0 | 1174 } |
| 1175 } | |
| 1327 | 1176 return key; |
| 0 | 1177 } |
| 1178 | |
| 1179 /* X11 modifier masks for various keys */ | |
| 1180 static unsigned meta_l_mask, meta_r_mask, alt_l_mask, alt_r_mask; | |
| 1181 static unsigned num_mask, mode_switch_mask; | |
| 1182 | |
| 1183 static void get_modifier_masks(Display *display) | |
| 1184 { | |
| 1185 static unsigned got_masks; | |
| 1186 int i, j; | |
| 1187 XModifierKeymap *xmods; | |
| 1188 unsigned n; | |
| 1189 | |
| 1190 if(got_masks) | |
| 1191 return; | |
| 1192 | |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1402
diff
changeset
|
1193 xmods = XGetModifierMapping(display); |
| 0 | 1194 n = xmods->max_keypermod; |
| 1195 for(i = 3; i < 8; i++) { | |
| 1196 for(j = 0; j < n; j++) { | |
| 1197 KeyCode kc = xmods->modifiermap[i * n + j]; | |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1402
diff
changeset
|
1198 KeySym ks = XKeycodeToKeysym(display, kc, 0); |
| 0 | 1199 unsigned mask = 1 << i; |
| 1200 switch(ks) { | |
| 1201 case XK_Num_Lock: | |
| 1202 num_mask = mask; break; | |
| 1203 case XK_Alt_L: | |
| 1204 alt_l_mask = mask; break; | |
| 1205 case XK_Alt_R: | |
| 1206 alt_r_mask = mask; break; | |
| 1207 case XK_Meta_L: | |
| 1208 meta_l_mask = mask; break; | |
| 1209 case XK_Meta_R: | |
| 1210 meta_r_mask = mask; break; | |
| 1211 case XK_Mode_switch: | |
| 1212 mode_switch_mask = mask; break; | |
| 1213 } | |
| 1214 } | |
| 1215 } | |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1402
diff
changeset
|
1216 XFreeModifiermap(xmods); |
| 0 | 1217 got_masks = 1; |
| 1218 } | |
| 1219 | |
| 1220 | |
| 1221 /* | |
| 1222 * This function is semi-official; it is not officially exported and should | |
| 1223 * not be considered part of the SDL API, but may be used by client code | |
| 1224 * that *really* needs it (including legacy code). | |
| 1225 * It is slow, though, and should be avoided if possible. | |
| 1226 * | |
| 1227 * Note that it isn't completely accurate either; in particular, multi-key | |
| 1228 * sequences (dead accents, compose key sequences) will not work since the | |
| 1229 * state has been irrevocably lost. | |
| 1230 */ | |
| 1231 Uint16 X11_KeyToUnicode(SDLKey keysym, SDLMod modifiers) | |
| 1232 { | |
| 1233 struct SDL_VideoDevice *this = current_video; | |
| 1234 char keybuf[32]; | |
| 1235 int i; | |
| 1236 KeySym xsym = 0; | |
| 1237 XKeyEvent xkey; | |
| 1238 Uint16 unicode; | |
| 1239 | |
| 1240 if ( !this || !SDL_Display ) { | |
| 1241 return 0; | |
| 1242 } | |
| 1243 | |
|
1336
3692456e7b0f
Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents:
1328
diff
changeset
|
1244 SDL_memset(&xkey, 0, sizeof(xkey)); |
| 0 | 1245 xkey.display = SDL_Display; |
| 1246 | |
| 1247 xsym = keysym; /* last resort if not found */ | |
| 1248 for (i = 0; i < 256; ++i) { | |
| 1249 if ( MISC_keymap[i] == keysym ) { | |
| 1250 xsym = 0xFF00 | i; | |
| 1251 break; | |
| 1252 } else if ( ODD_keymap[i] == keysym ) { | |
| 1253 xsym = 0xFE00 | i; | |
| 1254 break; | |
| 1255 } | |
| 1256 } | |
| 1257 | |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1402
diff
changeset
|
1258 xkey.keycode = XKeysymToKeycode(xkey.display, xsym); |
| 0 | 1259 |
| 1260 get_modifier_masks(SDL_Display); | |
| 1261 if(modifiers & KMOD_SHIFT) | |
| 1262 xkey.state |= ShiftMask; | |
| 1263 if(modifiers & KMOD_CAPS) | |
| 1264 xkey.state |= LockMask; | |
| 1265 if(modifiers & KMOD_CTRL) | |
| 1266 xkey.state |= ControlMask; | |
| 1267 if(modifiers & KMOD_MODE) | |
| 1268 xkey.state |= mode_switch_mask; | |
| 1269 if(modifiers & KMOD_LALT) | |
| 1270 xkey.state |= alt_l_mask; | |
| 1271 if(modifiers & KMOD_RALT) | |
| 1272 xkey.state |= alt_r_mask; | |
| 1273 if(modifiers & KMOD_LMETA) | |
| 1274 xkey.state |= meta_l_mask; | |
| 1275 if(modifiers & KMOD_RMETA) | |
| 1276 xkey.state |= meta_r_mask; | |
| 1277 if(modifiers & KMOD_NUM) | |
| 1278 xkey.state |= num_mask; | |
| 1279 | |
| 1280 unicode = 0; | |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1402
diff
changeset
|
1281 if ( XLookupString(&xkey, keybuf, sizeof(keybuf), NULL, NULL) ) |
| 0 | 1282 unicode = (unsigned char)keybuf[0]; |
| 1283 return(unicode); | |
| 1284 } | |
| 1285 | |
|
1178
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
1286 |
| 0 | 1287 /* |
| 1288 * Called when focus is regained, to read the keyboard state and generate | |
| 1289 * synthetic keypress/release events. | |
| 1290 * key_vec is a bit vector of keycodes (256 bits) | |
| 1291 */ | |
| 1327 | 1292 void X11_SetKeyboardState(Display *display, const char *key_vec) |
| 0 | 1293 { |
| 1294 char keys_return[32]; | |
|
412
ac59b067815b
Fix uninitialized variable warning
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
1295 int i; |
| 0 | 1296 Uint8 *kstate = SDL_GetKeyState(NULL); |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1297 SDLMod modstate; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1298 Window junk_window; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1299 int x, y; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1300 unsigned int mask; |
| 0 | 1301 |
| 1302 /* The first time the window is mapped, we initialize key state */ | |
| 1303 if ( ! key_vec ) { | |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1402
diff
changeset
|
1304 XQueryKeymap(display, keys_return); |
| 0 | 1305 key_vec = keys_return; |
| 1306 } | |
| 1307 | |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1308 /* Get the keyboard modifier state */ |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1309 modstate = 0; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1310 get_modifier_masks(display); |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1402
diff
changeset
|
1311 if ( XQueryPointer(display, DefaultRootWindow(display), |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1312 &junk_window, &junk_window, &x, &y, &x, &y, &mask) ) { |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1313 if ( mask & LockMask ) { |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1314 modstate |= KMOD_CAPS; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1315 } |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1316 if ( mask & mode_switch_mask ) { |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1317 modstate |= KMOD_MODE; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1318 } |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1319 if ( mask & num_mask ) { |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1320 modstate |= KMOD_NUM; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1321 } |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1322 } |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1323 |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1324 /* Zero the new keyboard state and generate it */ |
|
1336
3692456e7b0f
Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents:
1328
diff
changeset
|
1325 SDL_memset(kstate, 0, SDLK_LAST); |
| 0 | 1326 /* |
| 1327 * An obvious optimisation is to check entire longwords at a time in | |
| 1328 * both loops, but we can't be sure the arrays are aligned so it's not | |
| 1329 * worth the extra complexity | |
| 1330 */ | |
| 1327 | 1331 for ( i = 0; i < 32; i++ ) { |
| 0 | 1332 int j; |
| 1327 | 1333 if ( !key_vec[i] ) |
| 0 | 1334 continue; |
| 1327 | 1335 for ( j = 0; j < 8; j++ ) { |
| 1336 if ( key_vec[i] & (1 << j) ) { | |
| 1337 SDLKey key; | |
| 1338 KeyCode kc = (i << 3 | j); | |
| 1339 key = X11_TranslateKeycode(display, kc); | |
| 1340 if ( key == SDLK_UNKNOWN ) { | |
| 1341 continue; | |
| 1342 } | |
| 1343 kstate[key] = SDL_PRESSED; | |
| 1344 switch (key) { | |
| 1345 case SDLK_LSHIFT: | |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1346 modstate |= KMOD_LSHIFT; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1347 break; |
| 1327 | 1348 case SDLK_RSHIFT: |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1349 modstate |= KMOD_RSHIFT; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1350 break; |
| 1327 | 1351 case SDLK_LCTRL: |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1352 modstate |= KMOD_LCTRL; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1353 break; |
| 1327 | 1354 case SDLK_RCTRL: |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1355 modstate |= KMOD_RCTRL; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1356 break; |
| 1327 | 1357 case SDLK_LALT: |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1358 modstate |= KMOD_LALT; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1359 break; |
| 1327 | 1360 case SDLK_RALT: |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1361 modstate |= KMOD_RALT; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1362 break; |
| 1327 | 1363 case SDLK_LMETA: |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1364 modstate |= KMOD_LMETA; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1365 break; |
| 1327 | 1366 case SDLK_RMETA: |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1367 modstate |= KMOD_RMETA; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1368 break; |
| 1327 | 1369 default: |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1370 break; |
| 1327 | 1371 } |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1372 } |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1373 } |
| 0 | 1374 } |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1375 |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1376 /* Hack - set toggle key state */ |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1377 if ( modstate & KMOD_CAPS ) { |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1378 kstate[SDLK_CAPSLOCK] = SDL_PRESSED; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1379 } else { |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1380 kstate[SDLK_CAPSLOCK] = SDL_RELEASED; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1381 } |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1382 if ( modstate & KMOD_NUM ) { |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1383 kstate[SDLK_NUMLOCK] = SDL_PRESSED; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1384 } else { |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1385 kstate[SDLK_NUMLOCK] = SDL_RELEASED; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1386 } |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1387 |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1388 /* Set the final modifier state */ |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1389 SDL_SetModState(modstate); |
| 0 | 1390 } |
| 1391 | |
| 1392 void X11_InitOSKeymap(_THIS) | |
| 1393 { | |
| 1394 X11_InitKeymap(); | |
| 1395 } | |
| 1396 |