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| author | Miles Bader | 2008-04-18 02:56:45 +0000 |
|---|---|---|
| committer | Miles Bader | 2008-04-18 02:56:45 +0000 |
| commit | d02fe47dd3be7310d1bfd6e802d1fac2ea5f5e9d (patch) | |
| tree | 9ba3090ea2e4c57322ad5104dc910eedffb40ae4 /src/macselect.c | |
| parent | dc6ee347e3e4fe96397ef913d2ffe4901cc0c1a8 (diff) | |
| parent | bcb96719b37029024876fca1f65eab69d32aa6d8 (diff) | |
| download | emacs-d02fe47dd3be7310d1bfd6e802d1fac2ea5f5e9d.tar.gz emacs-d02fe47dd3be7310d1bfd6e802d1fac2ea5f5e9d.zip | |
Merge from emacs--rel--22
Revision: emacs@sv.gnu.org/emacs--devo--0--patch-1112
Diffstat (limited to 'src/macselect.c')
| -rw-r--r-- | src/macselect.c | 770 |
1 files changed, 13 insertions, 757 deletions
diff --git a/src/macselect.c b/src/macselect.c index 51a30e3a6b5..f71dce14dae 100644 --- a/src/macselect.c +++ b/src/macselect.c | |||
| @@ -25,38 +25,15 @@ Boston, MA 02110-1301, USA. */ | |||
| 25 | #include "blockinput.h" | 25 | #include "blockinput.h" |
| 26 | #include "keymap.h" | 26 | #include "keymap.h" |
| 27 | 27 | ||
| 28 | #if TARGET_API_MAC_CARBON | 28 | #if !TARGET_API_MAC_CARBON |
| 29 | typedef ScrapRef Selection; | ||
| 30 | #else /* !TARGET_API_MAC_CARBON */ | ||
| 31 | #include <Scrap.h> | ||
| 32 | #include <Endian.h> | 29 | #include <Endian.h> |
| 33 | typedef int Selection; | 30 | #endif |
| 34 | #endif /* !TARGET_API_MAC_CARBON */ | 31 | |
| 35 | |||
| 36 | static OSStatus mac_get_selection_from_symbol P_ ((Lisp_Object, int, | ||
| 37 | Selection *)); | ||
| 38 | static ScrapFlavorType get_flavor_type_from_symbol P_ ((Lisp_Object, | ||
| 39 | Selection)); | ||
| 40 | static int mac_valid_selection_target_p P_ ((Lisp_Object)); | ||
| 41 | static OSStatus mac_clear_selection P_ ((Selection *)); | ||
| 42 | static Lisp_Object mac_get_selection_ownership_info P_ ((Selection)); | ||
| 43 | static int mac_valid_selection_value_p P_ ((Lisp_Object, Lisp_Object)); | ||
| 44 | static OSStatus mac_put_selection_value P_ ((Selection, Lisp_Object, | ||
| 45 | Lisp_Object)); | ||
| 46 | static int mac_selection_has_target_p P_ ((Selection, Lisp_Object)); | ||
| 47 | static Lisp_Object mac_get_selection_value P_ ((Selection, Lisp_Object)); | ||
| 48 | static Lisp_Object mac_get_selection_target_list P_ ((Selection)); | ||
| 49 | static void x_own_selection P_ ((Lisp_Object, Lisp_Object)); | 32 | static void x_own_selection P_ ((Lisp_Object, Lisp_Object)); |
| 50 | static Lisp_Object x_get_local_selection P_ ((Lisp_Object, Lisp_Object, int)); | 33 | static Lisp_Object x_get_local_selection P_ ((Lisp_Object, Lisp_Object, int)); |
| 51 | static Lisp_Object x_get_foreign_selection P_ ((Lisp_Object, | 34 | static Lisp_Object x_get_foreign_selection P_ ((Lisp_Object, |
| 52 | Lisp_Object, | 35 | Lisp_Object, |
| 53 | Lisp_Object)); | 36 | Lisp_Object)); |
| 54 | EXFUN (Fx_selection_owner_p, 1); | ||
| 55 | #ifdef MAC_OSX | ||
| 56 | static OSStatus mac_handle_service_event P_ ((EventHandlerCallRef, | ||
| 57 | EventRef, void *)); | ||
| 58 | void init_service_handler P_ ((void)); | ||
| 59 | #endif | ||
| 60 | 37 | ||
| 61 | Lisp_Object QPRIMARY, QSECONDARY, QTIMESTAMP, QTARGETS; | 38 | Lisp_Object QPRIMARY, QSECONDARY, QTIMESTAMP, QTARGETS; |
| 62 | 39 | ||
| @@ -98,302 +75,13 @@ static Lisp_Object Vselection_alist; | |||
| 98 | selection value to a string representing the given selection type. | 75 | selection value to a string representing the given selection type. |
| 99 | This is for Lisp-level extension of the emacs selection | 76 | This is for Lisp-level extension of the emacs selection |
| 100 | handling. */ | 77 | handling. */ |
| 101 | static Lisp_Object Vselection_converter_alist; | 78 | Lisp_Object Vselection_converter_alist; |
| 102 | 79 | ||
| 103 | /* A selection name (represented as a Lisp symbol) can be associated | 80 | /* A selection name (represented as a Lisp symbol) can be associated |
| 104 | with a named scrap via `mac-scrap-name' property. Likewise for a | 81 | with a named scrap via `mac-scrap-name' property. Likewise for a |
| 105 | selection type with a scrap flavor type via `mac-ostype'. */ | 82 | selection type with a scrap flavor type via `mac-ostype'. */ |
| 106 | static Lisp_Object Qmac_scrap_name, Qmac_ostype; | 83 | Lisp_Object Qmac_scrap_name, Qmac_ostype; |
| 107 | |||
| 108 | #ifdef MAC_OSX | ||
| 109 | /* Selection name for communication via Services menu. */ | ||
| 110 | static Lisp_Object Vmac_service_selection; | ||
| 111 | #endif | ||
| 112 | |||
| 113 | /* Get a reference to the selection corresponding to the symbol SYM. | ||
| 114 | The reference is set to *SEL, and it becomes NULL if there's no | ||
| 115 | corresponding selection. Clear the selection if CLEAR_P is | ||
| 116 | non-zero. */ | ||
| 117 | |||
| 118 | static OSStatus | ||
| 119 | mac_get_selection_from_symbol (sym, clear_p, sel) | ||
| 120 | Lisp_Object sym; | ||
| 121 | int clear_p; | ||
| 122 | Selection *sel; | ||
| 123 | { | ||
| 124 | OSStatus err = noErr; | ||
| 125 | Lisp_Object str = Fget (sym, Qmac_scrap_name); | ||
| 126 | |||
| 127 | if (!STRINGP (str)) | ||
| 128 | *sel = NULL; | ||
| 129 | else | ||
| 130 | { | ||
| 131 | #if TARGET_API_MAC_CARBON | ||
| 132 | #ifdef MAC_OSX | ||
| 133 | CFStringRef scrap_name = cfstring_create_with_string (str); | ||
| 134 | OptionBits options = (clear_p ? kScrapClearNamedScrap | ||
| 135 | : kScrapGetNamedScrap); | ||
| 136 | |||
| 137 | err = GetScrapByName (scrap_name, options, sel); | ||
| 138 | CFRelease (scrap_name); | ||
| 139 | #else /* !MAC_OSX */ | ||
| 140 | if (clear_p) | ||
| 141 | err = ClearCurrentScrap (); | ||
| 142 | if (err == noErr) | ||
| 143 | err = GetCurrentScrap (sel); | ||
| 144 | #endif /* !MAC_OSX */ | ||
| 145 | #else /* !TARGET_API_MAC_CARBON */ | ||
| 146 | if (clear_p) | ||
| 147 | err = ZeroScrap (); | ||
| 148 | if (err == noErr) | ||
| 149 | *sel = 1; | ||
| 150 | #endif /* !TARGET_API_MAC_CARBON */ | ||
| 151 | } | ||
| 152 | |||
| 153 | return err; | ||
| 154 | } | ||
| 155 | |||
| 156 | /* Get a scrap flavor type from the symbol SYM. Return 0 if no | ||
| 157 | corresponding flavor type. If SEL is non-zero, the return value is | ||
| 158 | non-zero only when the SEL has the flavor type. */ | ||
| 159 | |||
| 160 | static ScrapFlavorType | ||
| 161 | get_flavor_type_from_symbol (sym, sel) | ||
| 162 | Lisp_Object sym; | ||
| 163 | Selection sel; | ||
| 164 | { | ||
| 165 | Lisp_Object str = Fget (sym, Qmac_ostype); | ||
| 166 | ScrapFlavorType flavor_type; | ||
| 167 | |||
| 168 | if (STRINGP (str) && SBYTES (str) == 4) | ||
| 169 | flavor_type = EndianU32_BtoN (*((UInt32 *) SDATA (str))); | ||
| 170 | else | ||
| 171 | flavor_type = 0; | ||
| 172 | |||
| 173 | if (flavor_type && sel) | ||
| 174 | { | ||
| 175 | #if TARGET_API_MAC_CARBON | ||
| 176 | OSStatus err; | ||
| 177 | ScrapFlavorFlags flags; | ||
| 178 | |||
| 179 | err = GetScrapFlavorFlags (sel, flavor_type, &flags); | ||
| 180 | if (err != noErr) | ||
| 181 | flavor_type = 0; | ||
| 182 | #else /* !TARGET_API_MAC_CARBON */ | ||
| 183 | SInt32 size, offset; | ||
| 184 | |||
| 185 | size = GetScrap (NULL, flavor_type, &offset); | ||
| 186 | if (size < 0) | ||
| 187 | flavor_type = 0; | ||
| 188 | #endif /* !TARGET_API_MAC_CARBON */ | ||
| 189 | } | ||
| 190 | |||
| 191 | return flavor_type; | ||
| 192 | } | ||
| 193 | |||
| 194 | /* Check if the symbol SYM has a corresponding selection target type. */ | ||
| 195 | |||
| 196 | static int | ||
| 197 | mac_valid_selection_target_p (sym) | ||
| 198 | Lisp_Object sym; | ||
| 199 | { | ||
| 200 | return get_flavor_type_from_symbol (sym, 0) != 0; | ||
| 201 | } | ||
| 202 | |||
| 203 | /* Clear the selection whose reference is *SEL. */ | ||
| 204 | |||
| 205 | static OSStatus | ||
| 206 | mac_clear_selection (sel) | ||
| 207 | Selection *sel; | ||
| 208 | { | ||
| 209 | #if TARGET_API_MAC_CARBON | ||
| 210 | #ifdef MAC_OSX | ||
| 211 | return ClearScrap (sel); | ||
| 212 | #else | ||
| 213 | OSStatus err; | ||
| 214 | |||
| 215 | err = ClearCurrentScrap (); | ||
| 216 | if (err == noErr) | ||
| 217 | err = GetCurrentScrap (sel); | ||
| 218 | return err; | ||
| 219 | #endif | ||
| 220 | #else /* !TARGET_API_MAC_CARBON */ | ||
| 221 | return ZeroScrap (); | ||
| 222 | #endif /* !TARGET_API_MAC_CARBON */ | ||
| 223 | } | ||
| 224 | |||
| 225 | /* Get ownership information for SEL. Emacs can detect a change of | ||
| 226 | the ownership by comparing saved and current values of the | ||
| 227 | ownership information. */ | ||
| 228 | |||
| 229 | static Lisp_Object | ||
| 230 | mac_get_selection_ownership_info (sel) | ||
| 231 | Selection sel; | ||
| 232 | { | ||
| 233 | #if TARGET_API_MAC_CARBON | ||
| 234 | return long_to_cons ((unsigned long) sel); | ||
| 235 | #else /* !TARGET_API_MAC_CARBON */ | ||
| 236 | ScrapStuffPtr scrap_info = InfoScrap (); | ||
| 237 | |||
| 238 | return make_number (scrap_info->scrapCount); | ||
| 239 | #endif /* !TARGET_API_MAC_CARBON */ | ||
| 240 | } | ||
| 241 | |||
| 242 | /* Return non-zero if VALUE is a valid selection value for TARGET. */ | ||
| 243 | |||
| 244 | static int | ||
| 245 | mac_valid_selection_value_p (value, target) | ||
| 246 | Lisp_Object value, target; | ||
| 247 | { | ||
| 248 | return STRINGP (value); | ||
| 249 | } | ||
| 250 | |||
| 251 | /* Put Lisp Object VALUE to the selection SEL. The target type is | ||
| 252 | specified by TARGET. */ | ||
| 253 | |||
| 254 | static OSStatus | ||
| 255 | mac_put_selection_value (sel, target, value) | ||
| 256 | Selection sel; | ||
| 257 | Lisp_Object target, value; | ||
| 258 | { | ||
| 259 | ScrapFlavorType flavor_type = get_flavor_type_from_symbol (target, 0); | ||
| 260 | |||
| 261 | if (flavor_type == 0 || !STRINGP (value)) | ||
| 262 | return noTypeErr; | ||
| 263 | |||
| 264 | #if TARGET_API_MAC_CARBON | ||
| 265 | return PutScrapFlavor (sel, flavor_type, kScrapFlavorMaskNone, | ||
| 266 | SBYTES (value), SDATA (value)); | ||
| 267 | #else /* !TARGET_API_MAC_CARBON */ | ||
| 268 | return PutScrap (SBYTES (value), flavor_type, SDATA (value)); | ||
| 269 | #endif /* !TARGET_API_MAC_CARBON */ | ||
| 270 | } | ||
| 271 | 84 | ||
| 272 | /* Check if data for the target type TARGET is available in SEL. */ | ||
| 273 | |||
| 274 | static int | ||
| 275 | mac_selection_has_target_p (sel, target) | ||
| 276 | Selection sel; | ||
| 277 | Lisp_Object target; | ||
| 278 | { | ||
| 279 | return get_flavor_type_from_symbol (target, sel) != 0; | ||
| 280 | } | ||
| 281 | |||
| 282 | /* Get data for the target type TARGET from SEL and create a Lisp | ||
| 283 | string. Return nil if failed to get data. */ | ||
| 284 | |||
| 285 | static Lisp_Object | ||
| 286 | mac_get_selection_value (sel, target) | ||
| 287 | Selection sel; | ||
| 288 | Lisp_Object target; | ||
| 289 | { | ||
| 290 | OSStatus err; | ||
| 291 | Lisp_Object result = Qnil; | ||
| 292 | ScrapFlavorType flavor_type = get_flavor_type_from_symbol (target, sel); | ||
| 293 | #if TARGET_API_MAC_CARBON | ||
| 294 | Size size; | ||
| 295 | |||
| 296 | if (flavor_type) | ||
| 297 | { | ||
| 298 | err = GetScrapFlavorSize (sel, flavor_type, &size); | ||
| 299 | if (err == noErr) | ||
| 300 | { | ||
| 301 | do | ||
| 302 | { | ||
| 303 | result = make_uninit_string (size); | ||
| 304 | err = GetScrapFlavorData (sel, flavor_type, | ||
| 305 | &size, SDATA (result)); | ||
| 306 | if (err != noErr) | ||
| 307 | result = Qnil; | ||
| 308 | else if (size < SBYTES (result)) | ||
| 309 | result = make_unibyte_string (SDATA (result), size); | ||
| 310 | } | ||
| 311 | while (STRINGP (result) && size > SBYTES (result)); | ||
| 312 | } | ||
| 313 | } | ||
| 314 | #else | ||
| 315 | Handle handle; | ||
| 316 | SInt32 size, offset; | ||
| 317 | |||
| 318 | if (flavor_type) | ||
| 319 | size = GetScrap (NULL, flavor_type, &offset); | ||
| 320 | if (size >= 0) | ||
| 321 | { | ||
| 322 | handle = NewHandle (size); | ||
| 323 | HLock (handle); | ||
| 324 | size = GetScrap (handle, flavor_type, &offset); | ||
| 325 | if (size >= 0) | ||
| 326 | result = make_unibyte_string (*handle, size); | ||
| 327 | DisposeHandle (handle); | ||
| 328 | } | ||
| 329 | #endif | ||
| 330 | |||
| 331 | return result; | ||
| 332 | } | ||
| 333 | |||
| 334 | /* Get the list of target types in SEL. The return value is a list of | ||
| 335 | target type symbols possibly followed by scrap flavor type | ||
| 336 | strings. */ | ||
| 337 | |||
| 338 | static Lisp_Object | ||
| 339 | mac_get_selection_target_list (sel) | ||
| 340 | Selection sel; | ||
| 341 | { | ||
| 342 | Lisp_Object result = Qnil, rest, target; | ||
| 343 | #if TARGET_API_MAC_CARBON | ||
| 344 | OSStatus err; | ||
| 345 | UInt32 count, i, type; | ||
| 346 | ScrapFlavorInfo *flavor_info = NULL; | ||
| 347 | Lisp_Object strings = Qnil; | ||
| 348 | |||
| 349 | err = GetScrapFlavorCount (sel, &count); | ||
| 350 | if (err == noErr) | ||
| 351 | flavor_info = xmalloc (sizeof (ScrapFlavorInfo) * count); | ||
| 352 | err = GetScrapFlavorInfoList (sel, &count, flavor_info); | ||
| 353 | if (err != noErr) | ||
| 354 | { | ||
| 355 | xfree (flavor_info); | ||
| 356 | flavor_info = NULL; | ||
| 357 | } | ||
| 358 | if (flavor_info == NULL) | ||
| 359 | count = 0; | ||
| 360 | #endif | ||
| 361 | for (rest = Vselection_converter_alist; CONSP (rest); rest = XCDR (rest)) | ||
| 362 | { | ||
| 363 | ScrapFlavorType flavor_type = 0; | ||
| 364 | |||
| 365 | if (CONSP (XCAR (rest)) | ||
| 366 | && (target = XCAR (XCAR (rest)), | ||
| 367 | SYMBOLP (target)) | ||
| 368 | && (flavor_type = get_flavor_type_from_symbol (target, sel))) | ||
| 369 | { | ||
| 370 | result = Fcons (target, result); | ||
| 371 | #if TARGET_API_MAC_CARBON | ||
| 372 | for (i = 0; i < count; i++) | ||
| 373 | if (flavor_info[i].flavorType == flavor_type) | ||
| 374 | { | ||
| 375 | flavor_info[i].flavorType = 0; | ||
| 376 | break; | ||
| 377 | } | ||
| 378 | #endif | ||
| 379 | } | ||
| 380 | } | ||
| 381 | #if TARGET_API_MAC_CARBON | ||
| 382 | if (flavor_info) | ||
| 383 | { | ||
| 384 | for (i = 0; i < count; i++) | ||
| 385 | if (flavor_info[i].flavorType) | ||
| 386 | { | ||
| 387 | type = EndianU32_NtoB (flavor_info[i].flavorType); | ||
| 388 | strings = Fcons (make_unibyte_string ((char *) &type, 4), strings); | ||
| 389 | } | ||
| 390 | result = nconc2 (result, strings); | ||
| 391 | xfree (flavor_info); | ||
| 392 | } | ||
| 393 | #endif | ||
| 394 | |||
| 395 | return result; | ||
| 396 | } | ||
| 397 | 85 | ||
| 398 | /* Do protocol to assert ourself as a selection owner. | 86 | /* Do protocol to assert ourself as a selection owner. |
| 399 | Update the Vselection_alist so that we can reply to later requests for | 87 | Update the Vselection_alist so that we can reply to later requests for |
| @@ -892,8 +580,8 @@ and t is the same as `SECONDARY'. */) | |||
| 892 | Apple event support | 580 | Apple event support |
| 893 | ***********************************************************************/ | 581 | ***********************************************************************/ |
| 894 | int mac_ready_for_apple_events = 0; | 582 | int mac_ready_for_apple_events = 0; |
| 895 | static Lisp_Object Vmac_apple_event_map; | 583 | Lisp_Object Vmac_apple_event_map; |
| 896 | static Lisp_Object Qmac_apple_event_class, Qmac_apple_event_id; | 584 | Lisp_Object Qmac_apple_event_class, Qmac_apple_event_id; |
| 897 | static Lisp_Object Qemacs_suspension_id; | 585 | static Lisp_Object Qemacs_suspension_id; |
| 898 | extern Lisp_Object Qundefined; | 586 | extern Lisp_Object Qundefined; |
| 899 | extern void mac_store_apple_event P_ ((Lisp_Object, Lisp_Object, | 587 | extern void mac_store_apple_event P_ ((Lisp_Object, Lisp_Object, |
| @@ -1095,7 +783,7 @@ mac_handle_apple_event_1 (class, id, apple_event, reply) | |||
| 1095 | return err; | 783 | return err; |
| 1096 | } | 784 | } |
| 1097 | 785 | ||
| 1098 | static pascal OSErr | 786 | pascal OSErr |
| 1099 | mac_handle_apple_event (apple_event, reply, refcon) | 787 | mac_handle_apple_event (apple_event, reply, refcon) |
| 1100 | const AppleEvent *apple_event; | 788 | const AppleEvent *apple_event; |
| 1101 | AppleEvent *reply; | 789 | AppleEvent *reply; |
| @@ -1173,40 +861,13 @@ cleanup_suspended_apple_events (head, all_p) | |||
| 1173 | return nresumed; | 861 | return nresumed; |
| 1174 | } | 862 | } |
| 1175 | 863 | ||
| 1176 | static void | 864 | void |
| 1177 | cleanup_all_suspended_apple_events () | 865 | cleanup_all_suspended_apple_events () |
| 1178 | { | 866 | { |
| 1179 | cleanup_suspended_apple_events (&deferred_apple_events, 1); | 867 | cleanup_suspended_apple_events (&deferred_apple_events, 1); |
| 1180 | cleanup_suspended_apple_events (&suspended_apple_events, 1); | 868 | cleanup_suspended_apple_events (&suspended_apple_events, 1); |
| 1181 | } | 869 | } |
| 1182 | 870 | ||
| 1183 | void | ||
| 1184 | init_apple_event_handler () | ||
| 1185 | { | ||
| 1186 | OSErr err; | ||
| 1187 | long result; | ||
| 1188 | |||
| 1189 | /* Make sure we have Apple events before starting. */ | ||
| 1190 | err = Gestalt (gestaltAppleEventsAttr, &result); | ||
| 1191 | if (err != noErr) | ||
| 1192 | abort (); | ||
| 1193 | |||
| 1194 | if (!(result & (1 << gestaltAppleEventsPresent))) | ||
| 1195 | abort (); | ||
| 1196 | |||
| 1197 | err = AEInstallEventHandler (typeWildCard, typeWildCard, | ||
| 1198 | #if TARGET_API_MAC_CARBON | ||
| 1199 | NewAEEventHandlerUPP (mac_handle_apple_event), | ||
| 1200 | #else | ||
| 1201 | NewAEEventHandlerProc (mac_handle_apple_event), | ||
| 1202 | #endif | ||
| 1203 | 0L, false); | ||
| 1204 | if (err != noErr) | ||
| 1205 | abort (); | ||
| 1206 | |||
| 1207 | atexit (cleanup_all_suspended_apple_events); | ||
| 1208 | } | ||
| 1209 | |||
| 1210 | static UInt32 | 871 | static UInt32 |
| 1211 | get_suspension_id (apple_event) | 872 | get_suspension_id (apple_event) |
| 1212 | Lisp_Object apple_event; | 873 | Lisp_Object apple_event; |
| @@ -1399,419 +1060,18 @@ nil, which means the event is already resumed or expired. */) | |||
| 1399 | Drag and drop support | 1060 | Drag and drop support |
| 1400 | ***********************************************************************/ | 1061 | ***********************************************************************/ |
| 1401 | #if TARGET_API_MAC_CARBON | 1062 | #if TARGET_API_MAC_CARBON |
| 1402 | static Lisp_Object Vmac_dnd_known_types; | 1063 | Lisp_Object Vmac_dnd_known_types; |
| 1403 | static pascal OSErr mac_do_track_drag P_ ((DragTrackingMessage, WindowRef, | ||
| 1404 | void *, DragRef)); | ||
| 1405 | static pascal OSErr mac_do_receive_drag P_ ((WindowRef, void *, DragRef)); | ||
| 1406 | static DragTrackingHandlerUPP mac_do_track_dragUPP = NULL; | ||
| 1407 | static DragReceiveHandlerUPP mac_do_receive_dragUPP = NULL; | ||
| 1408 | |||
| 1409 | extern void mac_store_drag_event P_ ((WindowRef, Point, SInt16, | ||
| 1410 | const AEDesc *)); | ||
| 1411 | |||
| 1412 | static pascal OSErr | ||
| 1413 | mac_do_track_drag (message, window, refcon, drag) | ||
| 1414 | DragTrackingMessage message; | ||
| 1415 | WindowRef window; | ||
| 1416 | void *refcon; | ||
| 1417 | DragRef drag; | ||
| 1418 | { | ||
| 1419 | OSErr err = noErr; | ||
| 1420 | static int can_accept; | ||
| 1421 | UInt16 num_items, index; | ||
| 1422 | |||
| 1423 | if (GetFrontWindowOfClass (kMovableModalWindowClass, false)) | ||
| 1424 | return dragNotAcceptedErr; | ||
| 1425 | |||
| 1426 | switch (message) | ||
| 1427 | { | ||
| 1428 | case kDragTrackingEnterHandler: | ||
| 1429 | err = CountDragItems (drag, &num_items); | ||
| 1430 | if (err != noErr) | ||
| 1431 | break; | ||
| 1432 | can_accept = 0; | ||
| 1433 | for (index = 1; index <= num_items; index++) | ||
| 1434 | { | ||
| 1435 | ItemReference item; | ||
| 1436 | FlavorFlags flags; | ||
| 1437 | Lisp_Object rest; | ||
| 1438 | |||
| 1439 | err = GetDragItemReferenceNumber (drag, index, &item); | ||
| 1440 | if (err != noErr) | ||
| 1441 | continue; | ||
| 1442 | for (rest = Vmac_dnd_known_types; CONSP (rest); rest = XCDR (rest)) | ||
| 1443 | { | ||
| 1444 | Lisp_Object str; | ||
| 1445 | FlavorType type; | ||
| 1446 | |||
| 1447 | str = XCAR (rest); | ||
| 1448 | if (!(STRINGP (str) && SBYTES (str) == 4)) | ||
| 1449 | continue; | ||
| 1450 | type = EndianU32_BtoN (*((UInt32 *) SDATA (str))); | ||
| 1451 | |||
| 1452 | err = GetFlavorFlags (drag, item, type, &flags); | ||
| 1453 | if (err == noErr) | ||
| 1454 | { | ||
| 1455 | can_accept = 1; | ||
| 1456 | break; | ||
| 1457 | } | ||
| 1458 | } | ||
| 1459 | } | ||
| 1460 | break; | ||
| 1461 | |||
| 1462 | case kDragTrackingEnterWindow: | ||
| 1463 | if (can_accept) | ||
| 1464 | { | ||
| 1465 | RgnHandle hilite_rgn = NewRgn (); | ||
| 1466 | |||
| 1467 | if (hilite_rgn) | ||
| 1468 | { | ||
| 1469 | Rect r; | ||
| 1470 | |||
| 1471 | GetWindowPortBounds (window, &r); | ||
| 1472 | OffsetRect (&r, -r.left, -r.top); | ||
| 1473 | RectRgn (hilite_rgn, &r); | ||
| 1474 | ShowDragHilite (drag, hilite_rgn, true); | ||
| 1475 | DisposeRgn (hilite_rgn); | ||
| 1476 | } | ||
| 1477 | SetThemeCursor (kThemeCopyArrowCursor); | ||
| 1478 | } | ||
| 1479 | break; | ||
| 1480 | |||
| 1481 | case kDragTrackingInWindow: | ||
| 1482 | break; | ||
| 1483 | |||
| 1484 | case kDragTrackingLeaveWindow: | ||
| 1485 | if (can_accept) | ||
| 1486 | { | ||
| 1487 | HideDragHilite (drag); | ||
| 1488 | SetThemeCursor (kThemeArrowCursor); | ||
| 1489 | } | ||
| 1490 | break; | ||
| 1491 | |||
| 1492 | case kDragTrackingLeaveHandler: | ||
| 1493 | break; | ||
| 1494 | } | ||
| 1495 | |||
| 1496 | if (err != noErr) | ||
| 1497 | return dragNotAcceptedErr; | ||
| 1498 | return noErr; | ||
| 1499 | } | ||
| 1500 | |||
| 1501 | static pascal OSErr | ||
| 1502 | mac_do_receive_drag (window, refcon, drag) | ||
| 1503 | WindowRef window; | ||
| 1504 | void *refcon; | ||
| 1505 | DragRef drag; | ||
| 1506 | { | ||
| 1507 | OSErr err; | ||
| 1508 | int num_types, i; | ||
| 1509 | Lisp_Object rest, str; | ||
| 1510 | FlavorType *types; | ||
| 1511 | AppleEvent apple_event; | ||
| 1512 | Point mouse_pos; | ||
| 1513 | SInt16 modifiers; | ||
| 1514 | |||
| 1515 | if (GetFrontWindowOfClass (kMovableModalWindowClass, false)) | ||
| 1516 | return dragNotAcceptedErr; | ||
| 1517 | |||
| 1518 | num_types = 0; | ||
| 1519 | for (rest = Vmac_dnd_known_types; CONSP (rest); rest = XCDR (rest)) | ||
| 1520 | { | ||
| 1521 | str = XCAR (rest); | ||
| 1522 | if (STRINGP (str) && SBYTES (str) == 4) | ||
| 1523 | num_types++; | ||
| 1524 | } | ||
| 1525 | |||
| 1526 | types = xmalloc (sizeof (FlavorType) * num_types); | ||
| 1527 | i = 0; | ||
| 1528 | for (rest = Vmac_dnd_known_types; CONSP (rest); rest = XCDR (rest)) | ||
| 1529 | { | ||
| 1530 | str = XCAR (rest); | ||
| 1531 | if (STRINGP (str) && SBYTES (str) == 4) | ||
| 1532 | types[i++] = EndianU32_BtoN (*((UInt32 *) SDATA (str))); | ||
| 1533 | } | ||
| 1534 | |||
| 1535 | err = create_apple_event_from_drag_ref (drag, num_types, types, | ||
| 1536 | &apple_event); | ||
| 1537 | xfree (types); | ||
| 1538 | |||
| 1539 | if (err == noErr) | ||
| 1540 | err = GetDragMouse (drag, &mouse_pos, NULL); | ||
| 1541 | if (err == noErr) | ||
| 1542 | { | ||
| 1543 | GlobalToLocal (&mouse_pos); | ||
| 1544 | err = GetDragModifiers (drag, NULL, NULL, &modifiers); | ||
| 1545 | } | ||
| 1546 | if (err == noErr) | ||
| 1547 | { | ||
| 1548 | UInt32 key_modifiers = modifiers; | ||
| 1549 | |||
| 1550 | err = AEPutParamPtr (&apple_event, kEventParamKeyModifiers, | ||
| 1551 | typeUInt32, &key_modifiers, sizeof (UInt32)); | ||
| 1552 | } | ||
| 1553 | |||
| 1554 | if (err == noErr) | ||
| 1555 | { | ||
| 1556 | mac_store_drag_event (window, mouse_pos, 0, &apple_event); | ||
| 1557 | AEDisposeDesc (&apple_event); | ||
| 1558 | mac_wakeup_from_rne (); | ||
| 1559 | return noErr; | ||
| 1560 | } | ||
| 1561 | else | ||
| 1562 | return dragNotAcceptedErr; | ||
| 1563 | } | ||
| 1564 | #endif /* TARGET_API_MAC_CARBON */ | 1064 | #endif /* TARGET_API_MAC_CARBON */ |
| 1565 | 1065 | ||
| 1566 | OSErr | ||
| 1567 | install_drag_handler (window) | ||
| 1568 | WindowRef window; | ||
| 1569 | { | ||
| 1570 | OSErr err = noErr; | ||
| 1571 | |||
| 1572 | #if TARGET_API_MAC_CARBON | ||
| 1573 | if (mac_do_track_dragUPP == NULL) | ||
| 1574 | mac_do_track_dragUPP = NewDragTrackingHandlerUPP (mac_do_track_drag); | ||
| 1575 | if (mac_do_receive_dragUPP == NULL) | ||
| 1576 | mac_do_receive_dragUPP = NewDragReceiveHandlerUPP (mac_do_receive_drag); | ||
| 1577 | |||
| 1578 | err = InstallTrackingHandler (mac_do_track_dragUPP, window, NULL); | ||
| 1579 | if (err == noErr) | ||
| 1580 | err = InstallReceiveHandler (mac_do_receive_dragUPP, window, NULL); | ||
| 1581 | #endif | ||
| 1582 | |||
| 1583 | return err; | ||
| 1584 | } | ||
| 1585 | |||
| 1586 | void | ||
| 1587 | remove_drag_handler (window) | ||
| 1588 | WindowRef window; | ||
| 1589 | { | ||
| 1590 | #if TARGET_API_MAC_CARBON | ||
| 1591 | if (mac_do_track_dragUPP) | ||
| 1592 | RemoveTrackingHandler (mac_do_track_dragUPP, window); | ||
| 1593 | if (mac_do_receive_dragUPP) | ||
| 1594 | RemoveReceiveHandler (mac_do_receive_dragUPP, window); | ||
| 1595 | #endif | ||
| 1596 | } | ||
| 1597 | |||
| 1598 | 1066 | ||
| 1599 | /*********************************************************************** | 1067 | /*********************************************************************** |
| 1600 | Services menu support | 1068 | Services menu support |
| 1601 | ***********************************************************************/ | 1069 | ***********************************************************************/ |
| 1602 | #ifdef MAC_OSX | 1070 | #ifdef MAC_OSX |
| 1603 | OSStatus | 1071 | /* Selection name for communication via Services menu. */ |
| 1604 | install_service_handler () | 1072 | Lisp_Object Vmac_service_selection; |
| 1605 | { | ||
| 1606 | static const EventTypeSpec specs[] = | ||
| 1607 | {{kEventClassService, kEventServiceGetTypes}, | ||
| 1608 | {kEventClassService, kEventServiceCopy}, | ||
| 1609 | {kEventClassService, kEventServicePaste}, | ||
| 1610 | {kEventClassService, kEventServicePerform}}; | ||
| 1611 | |||
| 1612 | return InstallApplicationEventHandler (NewEventHandlerUPP | ||
| 1613 | (mac_handle_service_event), | ||
| 1614 | GetEventTypeCount (specs), | ||
| 1615 | specs, NULL, NULL); | ||
| 1616 | } | ||
| 1617 | |||
| 1618 | extern OSStatus mac_store_service_event P_ ((EventRef)); | ||
| 1619 | |||
| 1620 | static OSStatus | ||
| 1621 | copy_scrap_flavor_data (from_scrap, to_scrap, flavor_type) | ||
| 1622 | ScrapRef from_scrap, to_scrap; | ||
| 1623 | ScrapFlavorType flavor_type; | ||
| 1624 | { | ||
| 1625 | OSStatus err; | ||
| 1626 | Size size, size_allocated; | ||
| 1627 | char *buf = NULL; | ||
| 1628 | |||
| 1629 | err = GetScrapFlavorSize (from_scrap, flavor_type, &size); | ||
| 1630 | if (err == noErr) | ||
| 1631 | buf = xmalloc (size); | ||
| 1632 | while (buf) | ||
| 1633 | { | ||
| 1634 | size_allocated = size; | ||
| 1635 | err = GetScrapFlavorData (from_scrap, flavor_type, &size, buf); | ||
| 1636 | if (err != noErr) | ||
| 1637 | { | ||
| 1638 | xfree (buf); | ||
| 1639 | buf = NULL; | ||
| 1640 | } | ||
| 1641 | else if (size_allocated < size) | ||
| 1642 | buf = xrealloc (buf, size); | ||
| 1643 | else | ||
| 1644 | break; | ||
| 1645 | } | ||
| 1646 | if (err == noErr) | ||
| 1647 | { | ||
| 1648 | if (buf == NULL) | ||
| 1649 | err = memFullErr; | ||
| 1650 | else | ||
| 1651 | { | ||
| 1652 | err = PutScrapFlavor (to_scrap, flavor_type, kScrapFlavorMaskNone, | ||
| 1653 | size, buf); | ||
| 1654 | xfree (buf); | ||
| 1655 | } | ||
| 1656 | } | ||
| 1657 | |||
| 1658 | return err; | ||
| 1659 | } | ||
| 1660 | |||
| 1661 | static OSStatus | ||
| 1662 | mac_handle_service_event (call_ref, event, data) | ||
| 1663 | EventHandlerCallRef call_ref; | ||
| 1664 | EventRef event; | ||
| 1665 | void *data; | ||
| 1666 | { | ||
| 1667 | OSStatus err = noErr; | ||
| 1668 | ScrapRef cur_scrap, specific_scrap; | ||
| 1669 | UInt32 event_kind = GetEventKind (event); | ||
| 1670 | CFMutableArrayRef copy_types, paste_types; | ||
| 1671 | CFStringRef type; | ||
| 1672 | Lisp_Object rest; | ||
| 1673 | ScrapFlavorType flavor_type; | ||
| 1674 | |||
| 1675 | /* Check if Vmac_service_selection is a valid selection that has a | ||
| 1676 | corresponding scrap. */ | ||
| 1677 | if (!SYMBOLP (Vmac_service_selection)) | ||
| 1678 | err = eventNotHandledErr; | ||
| 1679 | else | ||
| 1680 | err = mac_get_selection_from_symbol (Vmac_service_selection, 0, &cur_scrap); | ||
| 1681 | if (!(err == noErr && cur_scrap)) | ||
| 1682 | return eventNotHandledErr; | ||
| 1683 | |||
| 1684 | switch (event_kind) | ||
| 1685 | { | ||
| 1686 | case kEventServiceGetTypes: | ||
| 1687 | /* Set paste types. */ | ||
| 1688 | err = GetEventParameter (event, kEventParamServicePasteTypes, | ||
| 1689 | typeCFMutableArrayRef, NULL, | ||
| 1690 | sizeof (CFMutableArrayRef), NULL, | ||
| 1691 | &paste_types); | ||
| 1692 | if (err != noErr) | ||
| 1693 | break; | ||
| 1694 | |||
| 1695 | for (rest = Vselection_converter_alist; CONSP (rest); | ||
| 1696 | rest = XCDR (rest)) | ||
| 1697 | if (CONSP (XCAR (rest)) && SYMBOLP (XCAR (XCAR (rest))) | ||
| 1698 | && (flavor_type = | ||
| 1699 | get_flavor_type_from_symbol (XCAR (XCAR (rest)), 0))) | ||
| 1700 | { | ||
| 1701 | type = CreateTypeStringWithOSType (flavor_type); | ||
| 1702 | if (type) | ||
| 1703 | { | ||
| 1704 | CFArrayAppendValue (paste_types, type); | ||
| 1705 | CFRelease (type); | ||
| 1706 | } | ||
| 1707 | } | ||
| 1708 | |||
| 1709 | /* Set copy types. */ | ||
| 1710 | err = GetEventParameter (event, kEventParamServiceCopyTypes, | ||
| 1711 | typeCFMutableArrayRef, NULL, | ||
| 1712 | sizeof (CFMutableArrayRef), NULL, | ||
| 1713 | ©_types); | ||
| 1714 | if (err != noErr) | ||
| 1715 | break; | ||
| 1716 | |||
| 1717 | if (NILP (Fx_selection_owner_p (Vmac_service_selection))) | ||
| 1718 | break; | ||
| 1719 | else | ||
| 1720 | goto copy_all_flavors; | ||
| 1721 | |||
| 1722 | case kEventServiceCopy: | ||
| 1723 | err = GetEventParameter (event, kEventParamScrapRef, | ||
| 1724 | typeScrapRef, NULL, | ||
| 1725 | sizeof (ScrapRef), NULL, &specific_scrap); | ||
| 1726 | if (err != noErr | ||
| 1727 | || NILP (Fx_selection_owner_p (Vmac_service_selection))) | ||
| 1728 | { | ||
| 1729 | err = eventNotHandledErr; | ||
| 1730 | break; | ||
| 1731 | } | ||
| 1732 | |||
| 1733 | copy_all_flavors: | ||
| 1734 | { | ||
| 1735 | UInt32 count, i; | ||
| 1736 | ScrapFlavorInfo *flavor_info = NULL; | ||
| 1737 | ScrapFlavorFlags flags; | ||
| 1738 | |||
| 1739 | err = GetScrapFlavorCount (cur_scrap, &count); | ||
| 1740 | if (err == noErr) | ||
| 1741 | flavor_info = xmalloc (sizeof (ScrapFlavorInfo) * count); | ||
| 1742 | err = GetScrapFlavorInfoList (cur_scrap, &count, flavor_info); | ||
| 1743 | if (err != noErr) | ||
| 1744 | { | ||
| 1745 | xfree (flavor_info); | ||
| 1746 | flavor_info = NULL; | ||
| 1747 | } | ||
| 1748 | if (flavor_info == NULL) | ||
| 1749 | break; | ||
| 1750 | |||
| 1751 | for (i = 0; i < count; i++) | ||
| 1752 | { | ||
| 1753 | flavor_type = flavor_info[i].flavorType; | ||
| 1754 | err = GetScrapFlavorFlags (cur_scrap, flavor_type, &flags); | ||
| 1755 | if (err == noErr && !(flags & kScrapFlavorMaskSenderOnly)) | ||
| 1756 | { | ||
| 1757 | if (event_kind == kEventServiceCopy) | ||
| 1758 | err = copy_scrap_flavor_data (cur_scrap, specific_scrap, | ||
| 1759 | flavor_type); | ||
| 1760 | else /* event_kind == kEventServiceGetTypes */ | ||
| 1761 | { | ||
| 1762 | type = CreateTypeStringWithOSType (flavor_type); | ||
| 1763 | if (type) | ||
| 1764 | { | ||
| 1765 | CFArrayAppendValue (copy_types, type); | ||
| 1766 | CFRelease (type); | ||
| 1767 | } | ||
| 1768 | } | ||
| 1769 | } | ||
| 1770 | } | ||
| 1771 | xfree (flavor_info); | ||
| 1772 | } | ||
| 1773 | break; | ||
| 1774 | |||
| 1775 | case kEventServicePaste: | ||
| 1776 | case kEventServicePerform: | ||
| 1777 | { | ||
| 1778 | int data_exists_p = 0; | ||
| 1779 | |||
| 1780 | err = GetEventParameter (event, kEventParamScrapRef, typeScrapRef, | ||
| 1781 | NULL, sizeof (ScrapRef), NULL, | ||
| 1782 | &specific_scrap); | ||
| 1783 | if (err == noErr) | ||
| 1784 | err = mac_clear_selection (&cur_scrap); | ||
| 1785 | if (err == noErr) | ||
| 1786 | for (rest = Vselection_converter_alist; CONSP (rest); | ||
| 1787 | rest = XCDR (rest)) | ||
| 1788 | { | ||
| 1789 | if (! (CONSP (XCAR (rest)) && SYMBOLP (XCAR (XCAR (rest))))) | ||
| 1790 | continue; | ||
| 1791 | flavor_type = get_flavor_type_from_symbol (XCAR (XCAR (rest)), | ||
| 1792 | specific_scrap); | ||
| 1793 | if (flavor_type == 0) | ||
| 1794 | continue; | ||
| 1795 | err = copy_scrap_flavor_data (specific_scrap, cur_scrap, | ||
| 1796 | flavor_type); | ||
| 1797 | if (err == noErr) | ||
| 1798 | data_exists_p = 1; | ||
| 1799 | } | ||
| 1800 | if (!data_exists_p) | ||
| 1801 | err = eventNotHandledErr; | ||
| 1802 | else | ||
| 1803 | err = mac_store_service_event (event); | ||
| 1804 | } | ||
| 1805 | break; | ||
| 1806 | } | ||
| 1807 | |||
| 1808 | if (err != noErr) | ||
| 1809 | err = eventNotHandledErr; | ||
| 1810 | return err; | ||
| 1811 | } | ||
| 1812 | #endif | 1073 | #endif |
| 1813 | 1074 | ||
| 1814 | |||
| 1815 | void | 1075 | void |
| 1816 | syms_of_macselect () | 1076 | syms_of_macselect () |
| 1817 | { | 1077 | { |
| @@ -1870,11 +1130,7 @@ set to nil. */); | |||
| 1870 | DEFVAR_LISP ("mac-dnd-known-types", &Vmac_dnd_known_types, | 1130 | DEFVAR_LISP ("mac-dnd-known-types", &Vmac_dnd_known_types, |
| 1871 | doc: /* The types accepted by default for dropped data. | 1131 | doc: /* The types accepted by default for dropped data. |
| 1872 | The types are chosen in the order they appear in the list. */); | 1132 | The types are chosen in the order they appear in the list. */); |
| 1873 | Vmac_dnd_known_types = list4 (build_string ("hfs "), build_string ("utxt"), | 1133 | Vmac_dnd_known_types = mac_dnd_default_known_types (); |
| 1874 | build_string ("TEXT"), build_string ("TIFF")); | ||
| 1875 | #ifdef MAC_OSX | ||
| 1876 | Vmac_dnd_known_types = Fcons (build_string ("furl"), Vmac_dnd_known_types); | ||
| 1877 | #endif | ||
| 1878 | #endif | 1134 | #endif |
| 1879 | 1135 | ||
| 1880 | #ifdef MAC_OSX | 1136 | #ifdef MAC_OSX |