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Overview
Comment: | add experimental webview (twv) |
---|---|
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
d6cf07a51c1f935118a0ac80f2f4a55b |
User & Date: | chw 2019-06-11 08:51:00.009 |
Context
2019-06-11
| ||
09:10 | add tcl upstream changes check-in: 52ad30fdda user: chw tags: trunk | |
08:51 | add experimental webview (twv) check-in: d6cf07a51c user: chw tags: trunk | |
2019-06-10
| ||
18:32 | add can2svg to undroidwish/vanilla build scripts check-in: ca31eaeffb user: chw tags: trunk | |
Changes
Added undroid/twv/Makefile.
> > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 | # typical TCL_CFLAGS -I../tcl/generic -DUSE_TCL_STUBS=1 # # typical TCL_LDFLAGS -L../tcl/unix -ltclstub8.6 # or -L../tcl/macosx -ltclstub8.6 # or -L../tcl/win -ltclstub86 # # for cross compiling to Windows use TARGET_OS=Windows_NT CFLAGS ?= -std=c99 -Wall TARGET_OS ?= $(OS) ifeq ($(TARGET_OS),Windows_NT) TARGET := libtwv.dll WEBVIEW_CFLAGS := -DWEBVIEW_WINAPI=1 WEBVIEW_LDFLAGS := -lole32 -lcomctl32 -loleaut32 -luuid -mwindows else ifeq ($(shell uname -s),Darwin) TARGET := libtwv.dylib WEBVIEW_CFLAGS := -DWEBVIEW_COCOA=1 WEBVIEW_LDFLAGS := -framework WebKit else TARGET := libtwv.so WEBVIEW_CFLAGS := -DWEBVIEW_GTK=1 \ $(shell pkg-config --cflags gtk+-3.0 webkit2gtk-4.0) WEBVIEW_LDFLAGS := $(shell pkg-config --libs webkit2gtk-4.0) endif all: $(TARGET) $(TARGET): twv.c $(CC) -fPIC -shared $(CFLAGS) $(TCL_CFLAGS) $(WEBVIEW_CFLAGS) twv.c \ $(LDFLAGS) $(TCL_LDFLAGS) $(WEBVIEW_LDFLAGS) -o $@ clean: $(RM) $(TARGET) *~ distclean: clean .PHONY: clean |
Added undroid/twv/README.md.
> > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 | # twv aka Tcl webview (WIP) Tcl extension that provides API for the [webview] library. Modeled after the Python binding. ## Build instructions Building on Linux and MacOSX: ```bash make TCL_CFLAGS="-I... -DUSE_TCL_STUBS" TCL_LDFLAGS="-L... -ltclstub8.6" ``` Building for Windows using MingW cross compiler: ```bash make TCL_CFLAGS="-I... -DUSE_TCL_STUBS" TCL_LDFLAGS="-L... -ltclstub86" TARGET_OS=Windows_NT ``` ## Getting started Try the following example: ```tclsh/wish package require twv set W [twv::new -width 800 -heigh 600 -title Hello -resizable 1 -debug 0 -url "https://www.androwish.org"] $W run ``` You may use most of the webview APIs: ```tclsh/wish # Change window title $W title "New title" # Make window fullscreen $W fullscreen 1 # Change initial window background color $W color 255 0 0 0 # Evaluate JS $W eval "alert('hello')" # Call JS function $W call alert "Hello World" # Inject some CSS (needs testing) $W inject_css "* {background-color: yellow; }" # Show native OS dialog set path [$W dialog open "Open File"] # Post function to the UI thread (needs testing) $W dispatch {puts "Hello world!"} # Control run loop, blocking version while {[$W loop 1]} { # do something } # Run loop, returns when webview terminated $W run ``` [webview]: https://github.com/zserge/webview |
Added undroid/twv/pkgIndex.tcl.
> > | 1 2 | package ifneeded twv 0.1 \ [list load [file join $dir libtwv[info sharedlibextension]] twv] |
Added undroid/twv/twv.c.
> > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 | #include <tcl.h> #define WEBVIEW_IMPLEMENTATION #define WEBVIEW_STATIC #include "webview.h" /* * set w [::twv::new options ...] * * options: * -width int * -height int * -resizable bool * -debug bool * -callback tcl-script * -url string * -title string * * $w call js-func ?js-arg ...? * $w color int int int ?int? * $w dialog open title * $w dialog choosedir title * $w dialog save title * $w dialog alert title ?(info|warning|error)? msg * $w dispatch tcl-script * $w eval js-script * $w fullscreen bool * $w inject_css css-string * $w loop bool * $w run * $w terminate * $w title string */ struct tctrl { int counter; }; struct twebview { struct webview w; Tcl_Encoding enc; Tcl_DString title; Tcl_DString url; int extCmdLen; Tcl_DString extCmd; }; static void TwvExtInvokeCB(struct webview *w, const char *arg) { struct twebview *tw = (struct twebview *) w; Tcl_Interp *interp; Tcl_DString ds, dsc; int ret; if (w->userdata == NULL || Tcl_DStringLength(&tw->extCmd) == 0) { return; } interp = (Tcl_Interp *) w->userdata; Tcl_ExternalToUtfDString(tw->enc, arg, -1, &ds); Tcl_DStringInit(&dsc); Tcl_DStringAppend(&dsc, Tcl_DStringValue(&tw->extCmd), tw->extCmdLen); Tcl_DStringAppendElement(&dsc, Tcl_DStringValue(&ds)); Tcl_DStringFree(&ds); Tcl_Preserve((ClientData) interp); ret = Tcl_EvalEx(interp, Tcl_DStringValue(&dsc), Tcl_DStringLength(&dsc), TCL_EVAL_GLOBAL); Tcl_DStringFree(&dsc); if (ret != TCL_OK) { Tcl_AddErrorInfo(interp, "\n (twv callback handler)"); Tcl_BackgroundException(interp, ret); } Tcl_Release((ClientData) interp); while (Tcl_DoOneEvent(TCL_ALL_EVENTS | TCL_DONT_WAIT)) { /* empty loop body */ } } static void TwvDispatchCB(struct webview *w, void *arg) { char *script = (char *) arg; Tcl_Interp *interp = (Tcl_Interp *) w->userdata; int ret; if (w->userdata == NULL) { return; } Tcl_Preserve((ClientData) interp); ret = Tcl_EvalEx(interp, script, -1, TCL_EVAL_GLOBAL); Tcl_Free(script); if (ret != TCL_OK) { Tcl_AddErrorInfo(interp, "\n (twv dispatch handler)"); Tcl_BackgroundException(interp, ret); } Tcl_Release((ClientData) interp); while (Tcl_DoOneEvent(TCL_ALL_EVENTS | TCL_DONT_WAIT)) { /* empty loop body */ } } static int TwvInstObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj * const objv[]) { struct twebview *tw = (struct twebview *) clientData; static const char *cmdNames[] = { "call", "color", "dialog", "dispatch", "eval", "fullscreen", "inject_css", "loop", "run", "terminate", "title", NULL }; enum cmdCode { CMD_call, CMD_color, CMD_dialog, CMD_dispatch, CMD_eval, CMD_fullscreen, CMD_inject_css, CMD_loop, CMD_run, CMD_terminate, CMD_title }; int ret = TCL_OK, cmd; if (objc < 2) { Tcl_WrongNumArgs(interp, 1, objv, "option ..."); return TCL_ERROR; } if (Tcl_GetIndexFromObj(interp, objv[1], cmdNames, "option", 0, &cmd) != TCL_OK) { return TCL_ERROR; } switch ((enum cmdCode) cmd) { case CMD_call: { Tcl_DString ds, ds1; int i, ch; char *p, *sep = ""; if (objc < 3) { Tcl_WrongNumArgs(interp, 2, objv, "func ?arg ...?"); return TCL_ERROR; } Tcl_ExternalToUtfDString(tw->enc, Tcl_GetString(objv[2]), -1, &ds); Tcl_DStringAppend(&ds, "(", 1); for (i = 3; i < objc; i++) { Tcl_DStringAppend(&ds, sep, -1); Tcl_DStringAppend(&ds, "\"", 1); Tcl_ExternalToUtfDString(tw->enc, Tcl_GetString(objv[i]), -1, &ds1); p = Tcl_DStringValue(&ds1); while (*p) { char buf[8]; ch = *p & 0xFF; if ((ch >= 0x20) && (ch <= 0x80) && (strchr("<>\\'\"", ch) == NULL)) { buf[0] = ch; Tcl_DStringAppend(&ds, buf, 1); } else { sprintf(buf, "\\x%02x", ch); Tcl_DStringAppend(&ds, buf, 4); } ++p; } Tcl_DStringFree(&ds1); Tcl_DStringAppend(&ds, "\"", 1); sep = ","; } Tcl_DStringAppend(&ds, ");", 2); webview_eval(&tw->w, Tcl_DStringValue(&ds)); Tcl_DStringFree(&ds); break; } case CMD_color: { int red, green, blue, alpha = 255; if (objc < 5 || objc > 6) { Tcl_WrongNumArgs(interp, 2, objv, "red green blue ?alpha?"); return TCL_ERROR; } if (Tcl_GetIntFromObj(interp, objv[2], &red) != TCL_OK || Tcl_GetIntFromObj(interp, objv[3], &green) != TCL_OK || Tcl_GetIntFromObj(interp, objv[4], &blue) != TCL_OK) { return TCL_ERROR; } if (objc > 5 && Tcl_GetIntFromObj(interp, objv[4], &alpha) != TCL_OK) { return TCL_ERROR; } webview_set_color(&tw->w, red, green, blue, alpha); break; } case CMD_dialog: { Tcl_DString ds, ds1; int flags; char *p; static const char *dlgNames[] = { "alert", "choosedir", "open", "save", NULL }; enum dlgCode { DLG_alert, DLG_choosedir, DLG_open, DLG_save }; static const char *atNames[] = { "error", "info", "warning", NULL }; enum atCode { AT_error, AT_info, AT_warning }; if (objc < 3) { Tcl_WrongNumArgs(interp, 2, objv, "option ..."); return TCL_ERROR; } if (Tcl_GetIndexFromObj(interp, objv[2], dlgNames, "option", 0, &cmd) != TCL_OK) { return TCL_ERROR; } switch ((enum dlgCode) cmd) { case DLG_alert: if ((objc < 5) || (objc > 6)) { Tcl_WrongNumArgs(interp, 1, objv, "dialog alert title ?type? msg"); return TCL_ERROR; } if (objc == 6) { if (Tcl_GetIndexFromObj(interp, objv[4], atNames, "option", 0, &cmd) != TCL_OK) { return TCL_ERROR; } switch ((enum atCode) cmd) { case AT_error: flags = WEBVIEW_DIALOG_FLAG_ERROR; break; case AT_info: flags = WEBVIEW_DIALOG_FLAG_INFO; break; case AT_warning: flags = WEBVIEW_DIALOG_FLAG_WARNING; break; } Tcl_ExternalToUtfDString(tw->enc, Tcl_GetString(objv[3]), -1, &ds1); Tcl_ExternalToUtfDString(tw->enc, Tcl_GetString(objv[5]), -1, &ds); } else { flags = WEBVIEW_DIALOG_FLAG_INFO; Tcl_ExternalToUtfDString(tw->enc, Tcl_GetString(objv[3]), -1, &ds1); Tcl_ExternalToUtfDString(tw->enc, Tcl_GetString(objv[4]), -1, &ds); } webview_dialog(&tw->w, WEBVIEW_DIALOG_TYPE_ALERT, flags, Tcl_DStringValue(&ds1), Tcl_DStringValue(&ds), NULL, 0); Tcl_DStringFree(&ds1); Tcl_DStringFree(&ds); break; case DLG_choosedir: if (objc != 4) { Tcl_WrongNumArgs(interp, 2, objv, "choosedir title"); return TCL_ERROR; } Tcl_DStringInit(&ds); Tcl_DStringSetLength(&ds, 4096); Tcl_ExternalToUtfDString(tw->enc, Tcl_GetString(objv[3]), -1, &ds1); p = Tcl_DStringValue(&ds); p[0] = '\0'; webview_dialog(&tw->w, WEBVIEW_DIALOG_TYPE_OPEN, WEBVIEW_DIALOG_FLAG_DIRECTORY, Tcl_DStringValue(&ds1), NULL, p, 4096); Tcl_DStringFree(&ds1); Tcl_SetResult(interp, p, TCL_VOLATILE); Tcl_DStringFree(&ds); break; case DLG_open: if (objc != 4) { Tcl_WrongNumArgs(interp, 2, objv, "open title"); return TCL_ERROR; } Tcl_DStringInit(&ds); Tcl_DStringSetLength(&ds, 4096); Tcl_ExternalToUtfDString(tw->enc, Tcl_GetString(objv[3]), -1, &ds1); p = Tcl_DStringValue(&ds); p[0] = '\0'; webview_dialog(&tw->w, WEBVIEW_DIALOG_TYPE_OPEN, WEBVIEW_DIALOG_FLAG_FILE, Tcl_DStringValue(&ds1), NULL, p, 4096); Tcl_DStringFree(&ds1); Tcl_SetResult(interp, p, TCL_VOLATILE); Tcl_DStringFree(&ds); break; case DLG_save: if (objc != 4) { Tcl_WrongNumArgs(interp, 2, objv, "save title"); return TCL_ERROR; } Tcl_DStringInit(&ds); Tcl_DStringSetLength(&ds, 4096); Tcl_ExternalToUtfDString(tw->enc, Tcl_GetString(objv[3]), -1, &ds1); p = Tcl_DStringValue(&ds); p[0] = '\0'; webview_dialog(&tw->w, WEBVIEW_DIALOG_TYPE_SAVE, WEBVIEW_DIALOG_FLAG_FILE, Tcl_DStringValue(&ds1), NULL, p, 4096); Tcl_DStringFree(&ds1); Tcl_SetResult(interp, p, TCL_VOLATILE); Tcl_DStringFree(&ds); break; } break; } case CMD_dispatch: { char *script, *p; if (objc != 3) { Tcl_WrongNumArgs(interp, 2, objv, "script"); return TCL_ERROR; } p = Tcl_GetString(objv[2]); script = ckalloc(strlen(p) + 1); strcpy(script, p); webview_dispatch(&tw->w, TwvDispatchCB, script); break; } case CMD_eval: { Tcl_DString ds; if (objc != 3) { Tcl_WrongNumArgs(interp, 2, objv, "string"); return TCL_ERROR; } Tcl_UtfToExternalDString(tw->enc, Tcl_GetString(objv[2]), -1, &ds); webview_eval(&tw->w, Tcl_DStringValue(&ds)); Tcl_DStringFree(&ds); break; } case CMD_fullscreen: { int flag; if (objc != 3) { Tcl_WrongNumArgs(interp, 2, objv, "bool"); return TCL_ERROR; } if (Tcl_GetBooleanFromObj(interp, objv[2], &flag) != TCL_OK) { return TCL_ERROR; } webview_set_fullscreen(&tw->w, flag); break; } case CMD_inject_css: { Tcl_DString ds; if (objc != 3) { Tcl_WrongNumArgs(interp, 2, objv, "string"); return TCL_ERROR; } Tcl_UtfToExternalDString(tw->enc, Tcl_GetString(objv[2]), -1, &ds); webview_inject_css(&tw->w, Tcl_DStringValue(&ds)); Tcl_DStringFree(&ds); break; } case CMD_loop: { int flag; if (objc != 3) { Tcl_WrongNumArgs(interp, 2, objv, "bool"); return TCL_ERROR; } if (Tcl_GetBooleanFromObj(interp, objv[2], &flag) != TCL_OK) { return TCL_ERROR; } flag = (webview_loop(&tw->w, flag) != 0); Tcl_SetBooleanObj(Tcl_GetObjResult(interp), flag); break; } case CMD_run: { if (objc != 2) { Tcl_WrongNumArgs(interp, 2, objv, NULL); return TCL_ERROR; } while (webview_loop(&tw->w, 1) == 0) { /* Empty loop body. */ } break; } case CMD_terminate: { if (objc != 2) { Tcl_WrongNumArgs(interp, 2, objv, NULL); return TCL_ERROR; } webview_terminate(&tw->w); break; } case CMD_title: { Tcl_DString ds; if (objc != 3) { Tcl_WrongNumArgs(interp, 2, objv, "string"); return TCL_ERROR; } Tcl_UtfToExternalDString(tw->enc, Tcl_GetString(objv[2]), -1, &ds); webview_set_title(&tw->w, Tcl_DStringValue(&ds)); Tcl_DStringFree(&ds); break; } } return ret; } static void TwvInstDeleted(ClientData clientData) { struct twebview *tw = (struct twebview *) clientData; tw->w.userdata = NULL; tw->w.external_invoke_cb = NULL; webview_exit(&tw->w); Tcl_DStringFree(&tw->extCmd); Tcl_DStringFree(&tw->title); Tcl_DStringFree(&tw->url); Tcl_FreeEncoding(tw->enc); ckfree(tw); } static int TwvNewObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj * const objv[]) { struct tctrl *tctrl = (struct tctrl *) clientData; int i; char buffer[64], *errmsg = NULL; struct twebview *tw; tw = (struct twebview *) ckalloc(sizeof (struct twebview)); memset(tw, 0, sizeof (struct twebview)); tw->enc = Tcl_GetEncoding(NULL, "utf-8"); Tcl_DStringInit(&tw->title); Tcl_DStringInit(&tw->url); Tcl_DStringInit(&tw->extCmd); for (i = 1; i < objc; i++) { char *p = Tcl_GetString(objv[i]); if (strcmp(p, "-callback") == 0) { if (i + 1 >= objc) { errmsg = "missing option value for -callback"; goto error; } ++i; Tcl_DStringSetLength(&tw->extCmd, 0); p = Tcl_GetString(objv[i]); Tcl_DStringAppend(&tw->extCmd, p, -1); tw->extCmdLen = Tcl_DStringLength(&tw->extCmd); tw->w.external_invoke_cb = TwvExtInvokeCB; } else if (strcmp(p, "-debug") == 0) { if (i + 1 >= objc) { errmsg = "missing option value for -debug"; goto error; } ++i; if (Tcl_GetIntFromObj(interp, objv[i], &tw->w.debug) != TCL_OK) { goto error; } } else if (strcmp(p, "-height") == 0) { if (i + 1 >= objc) { errmsg = "missing option value for -height"; goto error; } ++i; if (Tcl_GetIntFromObj(interp, objv[i], &tw->w.height) != TCL_OK) { goto error; } } else if (strcmp(p, "-resizable") == 0) { if (i + 1 >= objc) { errmsg = "missing option value for -resizable"; goto error; } ++i; if (Tcl_GetIntFromObj(interp, objv[i], &tw->w.resizable) != TCL_OK) { goto error; } } else if (strcmp(p, "-title") == 0) { if (i + 1 >= objc) { errmsg = "missing option value for -title"; goto error; } ++i; Tcl_DStringFree(&tw->title); Tcl_UtfToExternalDString(tw->enc, Tcl_GetString(objv[i]), -1, &tw->title); tw->w.title = Tcl_DStringValue(&tw->title); } else if (strcmp(p, "-url") == 0) { if (i + 1 >= objc) { errmsg = "missing option value for -url"; goto error; } ++i; Tcl_DStringFree(&tw->url); Tcl_UtfToExternalDString(tw->enc, Tcl_GetString(objv[i]), -1, &tw->url); tw->w.url = Tcl_DStringValue(&tw->url); } else if (strcmp(p, "-width") == 0) { if (i + 1 >= objc) { errmsg = "missing option value for -width"; goto error; } ++i; if (Tcl_GetIntFromObj(interp, objv[i], &tw->w.width) != TCL_OK) { goto error; } } else { errmsg = "unsupported option"; goto error; } } tw->w.userdata = interp; if (webview_init(&tw->w) != 0) { errmsg = "creation of webview failed"; error: Tcl_DStringFree(&tw->title); Tcl_DStringFree(&tw->url); Tcl_DStringFree(&tw->extCmd); Tcl_FreeEncoding(tw->enc); ckfree((char *) tw); if (errmsg != NULL) { Tcl_SetResult(interp, errmsg, TCL_STATIC); } return TCL_ERROR; } tctrl->counter++; sprintf(buffer, "::twv::obj%d", tctrl->counter); Tcl_CreateObjCommand(interp, buffer, TwvInstObjCmd, (ClientData) tw, TwvInstDeleted); Tcl_SetObjResult(interp, Tcl_NewStringObj(buffer, -1)); return TCL_OK; } static void TwvNewDeleted(ClientData clientData) { struct tctrl *tctrl = (struct tctrl *) clientData; ckfree(tctrl); } int DLLEXPORT Twv_Init(Tcl_Interp *interp) { struct tctrl *tctrl; #ifdef USE_TCL_STUBS if (Tcl_InitStubs(interp, "8.4", 0) == NULL) { return TCL_ERROR; } #else if (Tcl_PkgRequire(interp, "Tcl", "8.4", 0) == NULL) { return TCL_ERROR; } #endif if (Tcl_PkgProvide(interp, "twv", "0.1") != TCL_OK) { return TCL_ERROR; } tctrl = ckalloc(sizeof (tctrl)); tctrl->counter = 0; Tcl_CreateNamespace(interp, "::twv", NULL, NULL); Tcl_CreateObjCommand(interp, "::twv::new", TwvNewObjCmd, (ClientData) tctrl, TwvNewDeleted); return TCL_OK; } /* * Local Variables: * mode: c * c-basic-offset: 4 * fill-column: 78 * tab-width: 8 * End: */ |
Added undroid/twv/webview.h.
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2109 2110 2111 2112 2113 2114 2115 2116 2117 2118 2119 2120 2121 2122 2123 2124 2125 2126 2127 2128 2129 2130 2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141 2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160 2161 2162 2163 2164 2165 2166 2167 2168 2169 2170 2171 2172 2173 2174 2175 2176 2177 2178 2179 2180 2181 2182 2183 2184 2185 2186 2187 2188 2189 2190 2191 2192 2193 2194 2195 2196 2197 2198 2199 2200 2201 2202 2203 2204 2205 2206 2207 2208 2209 2210 2211 2212 2213 2214 2215 2216 2217 2218 2219 2220 2221 2222 2223 2224 2225 2226 2227 2228 2229 2230 2231 2232 2233 2234 2235 2236 2237 2238 2239 2240 2241 2242 2243 2244 2245 2246 2247 2248 2249 2250 2251 2252 2253 2254 2255 2256 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270 2271 2272 2273 2274 2275 2276 2277 2278 2279 2280 2281 2282 2283 | /* * MIT License * * Copyright (c) 2017 Serge Zaitsev * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #ifndef WEBVIEW_H #define WEBVIEW_H #ifdef __cplusplus extern "C" { #endif #ifdef WEBVIEW_STATIC #define WEBVIEW_API static #else #define WEBVIEW_API extern #endif #include <stdint.h> #include <stdlib.h> #include <string.h> #if defined(WEBVIEW_GTK) #include <JavaScriptCore/JavaScript.h> #include <gtk/gtk.h> #include <webkit2/webkit2.h> struct webview_priv { GtkWidget *window; GtkWidget *scroller; GtkWidget *webview; GtkWidget *inspector_window; GAsyncQueue *queue; int ready; int js_busy; int should_exit; }; #elif defined(WEBVIEW_WINAPI) #define CINTERFACE #include <windows.h> #include <commctrl.h> #include <exdisp.h> #include <mshtmhst.h> #include <mshtml.h> #include <shobjidl.h> #include <stdio.h> struct webview_priv { HWND hwnd; IOleObject **browser; BOOL is_fullscreen; DWORD saved_style; DWORD saved_ex_style; RECT saved_rect; }; #elif defined(WEBVIEW_COCOA) #include <objc/objc-runtime.h> #include <CoreGraphics/CoreGraphics.h> #include <limits.h> struct webview_priv { id pool; id window; id webview; id windowDelegate; int should_exit; }; #else #error "Define one of: WEBVIEW_GTK, WEBVIEW_COCOA or WEBVIEW_WINAPI" #endif struct webview; typedef void (*webview_external_invoke_cb_t)(struct webview *w, const char *arg); struct webview { const char *url; const char *title; int width; int height; int resizable; int debug; webview_external_invoke_cb_t external_invoke_cb; struct webview_priv priv; void *userdata; }; enum webview_dialog_type { WEBVIEW_DIALOG_TYPE_OPEN = 0, WEBVIEW_DIALOG_TYPE_SAVE = 1, WEBVIEW_DIALOG_TYPE_ALERT = 2 }; #define WEBVIEW_DIALOG_FLAG_FILE (0 << 0) #define WEBVIEW_DIALOG_FLAG_DIRECTORY (1 << 0) #define WEBVIEW_DIALOG_FLAG_INFO (1 << 1) #define WEBVIEW_DIALOG_FLAG_WARNING (2 << 1) #define WEBVIEW_DIALOG_FLAG_ERROR (3 << 1) #define WEBVIEW_DIALOG_FLAG_ALERT_MASK (3 << 1) typedef void (*webview_dispatch_fn)(struct webview *w, void *arg); struct webview_dispatch_arg { webview_dispatch_fn fn; struct webview *w; void *arg; }; #define DEFAULT_URL \ "data:text/" \ "html,%3C%21DOCTYPE%20html%3E%0A%3Chtml%20lang=%22en%22%3E%0A%3Chead%3E%" \ "3Cmeta%20charset=%22utf-8%22%3E%3Cmeta%20http-equiv=%22X-UA-Compatible%22%" \ "20content=%22IE=edge%22%3E%3C%2Fhead%3E%0A%3Cbody%3E%3Cdiv%20id=%22app%22%" \ "3E%3C%2Fdiv%3E%3Cscript%20type=%22text%2Fjavascript%22%3E%3C%2Fscript%3E%" \ "3C%2Fbody%3E%0A%3C%2Fhtml%3E" #define CSS_INJECT_FUNCTION \ "(function(e){var " \ "t=document.createElement('style'),d=document.head||document." \ "getElementsByTagName('head')[0];t.setAttribute('type','text/" \ "css'),t.styleSheet?t.styleSheet.cssText=e:t.appendChild(document." \ "createTextNode(e)),d.appendChild(t)})" static const char *webview_check_url(const char *url) { if (url == NULL || strlen(url) == 0) { return DEFAULT_URL; } return url; } WEBVIEW_API int webview(const char *title, const char *url, int width, int height, int resizable); WEBVIEW_API int webview_init(struct webview *w); WEBVIEW_API int webview_loop(struct webview *w, int blocking); WEBVIEW_API int webview_eval(struct webview *w, const char *js); WEBVIEW_API int webview_inject_css(struct webview *w, const char *css); WEBVIEW_API void webview_set_title(struct webview *w, const char *title); WEBVIEW_API void webview_set_fullscreen(struct webview *w, int fullscreen); WEBVIEW_API void webview_set_color(struct webview *w, uint8_t r, uint8_t g, uint8_t b, uint8_t a); WEBVIEW_API void webview_dialog(struct webview *w, enum webview_dialog_type dlgtype, int flags, const char *title, const char *arg, char *result, size_t resultsz); WEBVIEW_API void webview_dispatch(struct webview *w, webview_dispatch_fn fn, void *arg); WEBVIEW_API void webview_terminate(struct webview *w); WEBVIEW_API void webview_exit(struct webview *w); WEBVIEW_API void webview_debug(const char *format, ...); WEBVIEW_API void webview_print_log(const char *s); #ifdef WEBVIEW_IMPLEMENTATION #undef WEBVIEW_IMPLEMENTATION WEBVIEW_API int webview(const char *title, const char *url, int width, int height, int resizable) { struct webview webview; memset(&webview, 0, sizeof(webview)); webview.title = title; webview.url = url; webview.width = width; webview.height = height; webview.resizable = resizable; int r = webview_init(&webview); if (r != 0) { return r; } while (webview_loop(&webview, 1) == 0) { } webview_exit(&webview); return 0; } WEBVIEW_API void webview_debug(const char *format, ...) { char buf[4096]; va_list ap; va_start(ap, format); vsnprintf(buf, sizeof(buf), format, ap); webview_print_log(buf); va_end(ap); } static int webview_js_encode(const char *s, char *esc, size_t n) { int r = 1; /* At least one byte for trailing zero */ for (; *s; s++) { const unsigned char c = *s; if (c >= 0x20 && c < 0x80 && strchr("<>\\'\"", c) == NULL) { if (n > 0) { *esc++ = c; n--; } r++; } else { if (n > 0) { snprintf(esc, n, "\\x%02x", (int)c); esc += 4; n -= 4; } r += 4; } } return r; } WEBVIEW_API int webview_inject_css(struct webview *w, const char *css) { int n = webview_js_encode(css, NULL, 0); char *esc = (char *)calloc(1, sizeof(CSS_INJECT_FUNCTION) + n + 4); if (esc == NULL) { return -1; } char *js = (char *)calloc(1, n); webview_js_encode(css, js, n); snprintf(esc, sizeof(CSS_INJECT_FUNCTION) + n + 4, "%s(\"%s\")", CSS_INJECT_FUNCTION, js); int r = webview_eval(w, esc); free(js); free(esc); return r; } #if defined(WEBVIEW_GTK) static void external_message_received_cb(WebKitUserContentManager *m, WebKitJavascriptResult *r, gpointer arg) { (void)m; struct webview *w = (struct webview *)arg; if (w->external_invoke_cb == NULL) { return; } JSGlobalContextRef context = webkit_javascript_result_get_global_context(r); JSValueRef value = webkit_javascript_result_get_value(r); JSStringRef js = JSValueToStringCopy(context, value, NULL); size_t n = JSStringGetMaximumUTF8CStringSize(js); char *s = g_new(char, n); JSStringGetUTF8CString(js, s, n); w->external_invoke_cb(w, s); JSStringRelease(js); g_free(s); } static void webview_load_changed_cb(WebKitWebView *webview, WebKitLoadEvent event, gpointer arg) { (void)webview; struct webview *w = (struct webview *)arg; if (event == WEBKIT_LOAD_FINISHED) { w->priv.ready = 1; } } static void webview_destroy_cb(GtkWidget *widget, gpointer arg) { (void)widget; struct webview *w = (struct webview *)arg; webview_terminate(w); } static gboolean webview_context_menu_cb(WebKitWebView *webview, GtkWidget *default_menu, WebKitHitTestResult *hit_test_result, gboolean triggered_with_keyboard, gpointer userdata) { (void)webview; (void)default_menu; (void)hit_test_result; (void)triggered_with_keyboard; (void)userdata; return TRUE; } WEBVIEW_API int webview_init(struct webview *w) { if (gtk_init_check(0, NULL) == FALSE) { return -1; } w->priv.ready = 0; w->priv.should_exit = 0; w->priv.queue = g_async_queue_new(); w->priv.window = gtk_window_new(GTK_WINDOW_TOPLEVEL); gtk_window_set_title(GTK_WINDOW(w->priv.window), w->title); if (w->resizable) { gtk_window_set_default_size(GTK_WINDOW(w->priv.window), w->width, w->height); } else { gtk_widget_set_size_request(w->priv.window, w->width, w->height); } gtk_window_set_resizable(GTK_WINDOW(w->priv.window), !!w->resizable); gtk_window_set_position(GTK_WINDOW(w->priv.window), GTK_WIN_POS_CENTER); w->priv.scroller = gtk_scrolled_window_new(NULL, NULL); gtk_container_add(GTK_CONTAINER(w->priv.window), w->priv.scroller); WebKitUserContentManager *m = webkit_user_content_manager_new(); webkit_user_content_manager_register_script_message_handler(m, "external"); g_signal_connect(m, "script-message-received::external", G_CALLBACK(external_message_received_cb), w); w->priv.webview = webkit_web_view_new_with_user_content_manager(m); webkit_web_view_load_uri(WEBKIT_WEB_VIEW(w->priv.webview), webview_check_url(w->url)); g_signal_connect(G_OBJECT(w->priv.webview), "load-changed", G_CALLBACK(webview_load_changed_cb), w); gtk_container_add(GTK_CONTAINER(w->priv.scroller), w->priv.webview); if (w->debug) { WebKitSettings *settings = webkit_web_view_get_settings(WEBKIT_WEB_VIEW(w->priv.webview)); webkit_settings_set_enable_write_console_messages_to_stdout(settings, true); webkit_settings_set_enable_developer_extras(settings, true); } else { g_signal_connect(G_OBJECT(w->priv.webview), "context-menu", G_CALLBACK(webview_context_menu_cb), w); } gtk_widget_show_all(w->priv.window); webkit_web_view_run_javascript( WEBKIT_WEB_VIEW(w->priv.webview), "window.external={invoke:function(x){" "window.webkit.messageHandlers.external.postMessage(x);}}", NULL, NULL, NULL); g_signal_connect(G_OBJECT(w->priv.window), "destroy", G_CALLBACK(webview_destroy_cb), w); return 0; } WEBVIEW_API int webview_loop(struct webview *w, int blocking) { gtk_main_iteration_do(blocking); return w->priv.should_exit; } WEBVIEW_API void webview_set_title(struct webview *w, const char *title) { gtk_window_set_title(GTK_WINDOW(w->priv.window), title); } WEBVIEW_API void webview_set_fullscreen(struct webview *w, int fullscreen) { if (fullscreen) { gtk_window_fullscreen(GTK_WINDOW(w->priv.window)); } else { gtk_window_unfullscreen(GTK_WINDOW(w->priv.window)); } } WEBVIEW_API void webview_set_color(struct webview *w, uint8_t r, uint8_t g, uint8_t b, uint8_t a) { GdkRGBA color = {r / 255.0, g / 255.0, b / 255.0, a / 255.0}; webkit_web_view_set_background_color(WEBKIT_WEB_VIEW(w->priv.webview), &color); } WEBVIEW_API void webview_dialog(struct webview *w, enum webview_dialog_type dlgtype, int flags, const char *title, const char *arg, char *result, size_t resultsz) { GtkWidget *dlg; if (result != NULL) { result[0] = '\0'; } if (dlgtype == WEBVIEW_DIALOG_TYPE_OPEN || dlgtype == WEBVIEW_DIALOG_TYPE_SAVE) { dlg = gtk_file_chooser_dialog_new( title, GTK_WINDOW(w->priv.window), (dlgtype == WEBVIEW_DIALOG_TYPE_OPEN ? (flags & WEBVIEW_DIALOG_FLAG_DIRECTORY ? GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER : GTK_FILE_CHOOSER_ACTION_OPEN) : GTK_FILE_CHOOSER_ACTION_SAVE), "_Cancel", GTK_RESPONSE_CANCEL, (dlgtype == WEBVIEW_DIALOG_TYPE_OPEN ? "_Open" : "_Save"), GTK_RESPONSE_ACCEPT, NULL); gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER(dlg), FALSE); gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(dlg), FALSE); gtk_file_chooser_set_show_hidden(GTK_FILE_CHOOSER(dlg), TRUE); gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(dlg), TRUE); gtk_file_chooser_set_create_folders(GTK_FILE_CHOOSER(dlg), TRUE); gint response = gtk_dialog_run(GTK_DIALOG(dlg)); if (response == GTK_RESPONSE_ACCEPT) { gchar *filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dlg)); g_strlcpy(result, filename, resultsz); g_free(filename); } gtk_widget_destroy(dlg); } else if (dlgtype == WEBVIEW_DIALOG_TYPE_ALERT) { GtkMessageType type = GTK_MESSAGE_OTHER; switch (flags & WEBVIEW_DIALOG_FLAG_ALERT_MASK) { case WEBVIEW_DIALOG_FLAG_INFO: type = GTK_MESSAGE_INFO; break; case WEBVIEW_DIALOG_FLAG_WARNING: type = GTK_MESSAGE_WARNING; break; case WEBVIEW_DIALOG_FLAG_ERROR: type = GTK_MESSAGE_ERROR; break; } dlg = gtk_message_dialog_new(GTK_WINDOW(w->priv.window), GTK_DIALOG_MODAL, type, GTK_BUTTONS_OK, "%s", title); gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dlg), "%s", arg); gtk_dialog_run(GTK_DIALOG(dlg)); gtk_widget_destroy(dlg); } } static void webview_eval_finished(GObject *object, GAsyncResult *result, gpointer userdata) { (void)object; (void)result; struct webview *w = (struct webview *)userdata; w->priv.js_busy = 0; } WEBVIEW_API int webview_eval(struct webview *w, const char *js) { while (w->priv.ready == 0) { g_main_context_iteration(NULL, TRUE); } w->priv.js_busy = 1; webkit_web_view_run_javascript(WEBKIT_WEB_VIEW(w->priv.webview), js, NULL, webview_eval_finished, w); while (w->priv.js_busy) { g_main_context_iteration(NULL, TRUE); } return 0; } static gboolean webview_dispatch_wrapper(gpointer userdata) { struct webview *w = (struct webview *)userdata; for (;;) { struct webview_dispatch_arg *arg = (struct webview_dispatch_arg *)g_async_queue_try_pop(w->priv.queue); if (arg == NULL) { break; } (arg->fn)(w, arg->arg); g_free(arg); } return FALSE; } WEBVIEW_API void webview_dispatch(struct webview *w, webview_dispatch_fn fn, void *arg) { struct webview_dispatch_arg *context = (struct webview_dispatch_arg *)g_new(struct webview_dispatch_arg, 1); context->w = w; context->arg = arg; context->fn = fn; g_async_queue_lock(w->priv.queue); g_async_queue_push_unlocked(w->priv.queue, context); if (g_async_queue_length_unlocked(w->priv.queue) == 1) { gdk_threads_add_idle(webview_dispatch_wrapper, w); } g_async_queue_unlock(w->priv.queue); } WEBVIEW_API void webview_terminate(struct webview *w) { w->priv.should_exit = 1; while (g_main_context_iteration(NULL, FALSE)) { } } WEBVIEW_API void webview_exit(struct webview *w) { if (!w->priv.should_exit) { w->priv.should_exit = 1; gtk_widget_destroy(w->priv.window); } } WEBVIEW_API void webview_print_log(const char *s) { fprintf(stderr, "%s\n", s); } #endif /* WEBVIEW_GTK */ #if defined(WEBVIEW_WINAPI) #pragma comment(lib, "user32.lib") #pragma comment(lib, "ole32.lib") #pragma comment(lib, "oleaut32.lib") #define WM_WEBVIEW_DISPATCH (WM_APP + 1) typedef struct { IOleInPlaceFrame frame; HWND window; } _IOleInPlaceFrameEx; typedef struct { IOleInPlaceSite inplace; _IOleInPlaceFrameEx frame; } _IOleInPlaceSiteEx; typedef struct { IDocHostUIHandler ui; } _IDocHostUIHandlerEx; typedef struct { IInternetSecurityManager mgr; } _IInternetSecurityManagerEx; typedef struct { IServiceProvider provider; _IInternetSecurityManagerEx mgr; } _IServiceProviderEx; typedef struct { IOleClientSite client; _IOleInPlaceSiteEx inplace; _IDocHostUIHandlerEx ui; IDispatch external; _IServiceProviderEx provider; } _IOleClientSiteEx; #ifdef __cplusplus #define iid_ref(x) &(x) #define iid_unref(x) *(x) #else #define iid_ref(x) (x) #define iid_unref(x) (x) #endif static inline WCHAR *webview_to_utf16(const char *s) { DWORD size = MultiByteToWideChar(CP_UTF8, 0, s, -1, 0, 0); WCHAR *ws = (WCHAR *)GlobalAlloc(GMEM_FIXED, sizeof(WCHAR) * size); if (ws == NULL) { return NULL; } MultiByteToWideChar(CP_UTF8, 0, s, -1, ws, size); return ws; } static inline char *webview_from_utf16(WCHAR *ws) { int n = WideCharToMultiByte(CP_UTF8, 0, ws, -1, NULL, 0, NULL, NULL); char *s = (char *)GlobalAlloc(GMEM_FIXED, n); if (s == NULL) { return NULL; } WideCharToMultiByte(CP_UTF8, 0, ws, -1, s, n, NULL, NULL); return s; } static int iid_eq(REFIID a, const IID *b) { return memcmp((const void *)iid_ref(a), (const void *)b, sizeof(GUID)) == 0; } static HRESULT STDMETHODCALLTYPE JS_QueryInterface(IDispatch FAR *This, REFIID riid, LPVOID FAR *ppvObj) { if (iid_eq(riid, &IID_IDispatch)) { *ppvObj = This; return S_OK; } *ppvObj = 0; return E_NOINTERFACE; } static ULONG STDMETHODCALLTYPE JS_AddRef(IDispatch FAR *This) { return 1; } static ULONG STDMETHODCALLTYPE JS_Release(IDispatch FAR *This) { return 1; } static HRESULT STDMETHODCALLTYPE JS_GetTypeInfoCount(IDispatch FAR *This, UINT *pctinfo) { return S_OK; } static HRESULT STDMETHODCALLTYPE JS_GetTypeInfo(IDispatch FAR *This, UINT iTInfo, LCID lcid, ITypeInfo **ppTInfo) { return S_OK; } #define WEBVIEW_JS_INVOKE_ID 0x1000 static HRESULT STDMETHODCALLTYPE JS_GetIDsOfNames(IDispatch FAR *This, REFIID riid, LPOLESTR *rgszNames, UINT cNames, LCID lcid, DISPID *rgDispId) { if (cNames != 1) { return S_FALSE; } if (wcscmp(rgszNames[0], L"invoke") == 0) { rgDispId[0] = WEBVIEW_JS_INVOKE_ID; return S_OK; } return S_FALSE; } static HRESULT STDMETHODCALLTYPE JS_Invoke(IDispatch FAR *This, DISPID dispIdMember, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams, VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr) { size_t offset = (size_t) & ((_IOleClientSiteEx *)NULL)->external; _IOleClientSiteEx *ex = (_IOleClientSiteEx *)((char *)(This)-offset); struct webview *w = (struct webview *)GetWindowLongPtr( ex->inplace.frame.window, GWLP_USERDATA); if (pDispParams->cArgs == 1 && pDispParams->rgvarg[0].vt == VT_BSTR) { BSTR bstr = pDispParams->rgvarg[0].bstrVal; char *s = webview_from_utf16(bstr); if (s != NULL) { if (dispIdMember == WEBVIEW_JS_INVOKE_ID) { if (w->external_invoke_cb != NULL) { w->external_invoke_cb(w, s); } } else { return S_FALSE; } GlobalFree(s); } } return S_OK; } static IDispatchVtbl ExternalDispatchTable = { JS_QueryInterface, JS_AddRef, JS_Release, JS_GetTypeInfoCount, JS_GetTypeInfo, JS_GetIDsOfNames, JS_Invoke}; static ULONG STDMETHODCALLTYPE Site_AddRef(IOleClientSite FAR *This) { return 1; } static ULONG STDMETHODCALLTYPE Site_Release(IOleClientSite FAR *This) { return 1; } static HRESULT STDMETHODCALLTYPE Site_SaveObject(IOleClientSite FAR *This) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Site_GetMoniker(IOleClientSite FAR *This, DWORD dwAssign, DWORD dwWhichMoniker, IMoniker **ppmk) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Site_GetContainer(IOleClientSite FAR *This, LPOLECONTAINER FAR *ppContainer) { *ppContainer = 0; return E_NOINTERFACE; } static HRESULT STDMETHODCALLTYPE Site_ShowObject(IOleClientSite FAR *This) { return NOERROR; } static HRESULT STDMETHODCALLTYPE Site_OnShowWindow(IOleClientSite FAR *This, BOOL fShow) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Site_RequestNewObjectLayout(IOleClientSite FAR *This) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Site_QueryInterface(IOleClientSite FAR *This, REFIID riid, void **ppvObject) { if (iid_eq(riid, &IID_IUnknown) || iid_eq(riid, &IID_IOleClientSite)) { *ppvObject = &((_IOleClientSiteEx *)This)->client; } else if (iid_eq(riid, &IID_IOleInPlaceSite)) { *ppvObject = &((_IOleClientSiteEx *)This)->inplace; } else if (iid_eq(riid, &IID_IDocHostUIHandler)) { *ppvObject = &((_IOleClientSiteEx *)This)->ui; } else if (iid_eq(riid, &IID_IServiceProvider)) { *ppvObject = &((_IOleClientSiteEx *)This)->provider; } else { *ppvObject = 0; return (E_NOINTERFACE); } return S_OK; } static HRESULT STDMETHODCALLTYPE InPlace_QueryInterface( IOleInPlaceSite FAR *This, REFIID riid, LPVOID FAR *ppvObj) { return (Site_QueryInterface( (IOleClientSite *)((char *)This - sizeof(IOleClientSite)), riid, ppvObj)); } static ULONG STDMETHODCALLTYPE InPlace_AddRef(IOleInPlaceSite FAR *This) { return 1; } static ULONG STDMETHODCALLTYPE InPlace_Release(IOleInPlaceSite FAR *This) { return 1; } static HRESULT STDMETHODCALLTYPE InPlace_GetWindow(IOleInPlaceSite FAR *This, HWND FAR *lphwnd) { *lphwnd = ((_IOleInPlaceSiteEx FAR *)This)->frame.window; return S_OK; } static HRESULT STDMETHODCALLTYPE InPlace_ContextSensitiveHelp(IOleInPlaceSite FAR *This, BOOL fEnterMode) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE InPlace_CanInPlaceActivate(IOleInPlaceSite FAR *This) { return S_OK; } static HRESULT STDMETHODCALLTYPE InPlace_OnInPlaceActivate(IOleInPlaceSite FAR *This) { return S_OK; } static HRESULT STDMETHODCALLTYPE InPlace_OnUIActivate(IOleInPlaceSite FAR *This) { return S_OK; } static HRESULT STDMETHODCALLTYPE InPlace_GetWindowContext( IOleInPlaceSite FAR *This, LPOLEINPLACEFRAME FAR *lplpFrame, LPOLEINPLACEUIWINDOW FAR *lplpDoc, LPRECT lprcPosRect, LPRECT lprcClipRect, LPOLEINPLACEFRAMEINFO lpFrameInfo) { *lplpFrame = (LPOLEINPLACEFRAME) & ((_IOleInPlaceSiteEx *)This)->frame; *lplpDoc = 0; lpFrameInfo->fMDIApp = FALSE; lpFrameInfo->hwndFrame = ((_IOleInPlaceFrameEx *)*lplpFrame)->window; lpFrameInfo->haccel = 0; lpFrameInfo->cAccelEntries = 0; return S_OK; } static HRESULT STDMETHODCALLTYPE InPlace_Scroll(IOleInPlaceSite FAR *This, SIZE scrollExtent) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE InPlace_OnUIDeactivate(IOleInPlaceSite FAR *This, BOOL fUndoable) { return S_OK; } static HRESULT STDMETHODCALLTYPE InPlace_OnInPlaceDeactivate(IOleInPlaceSite FAR *This) { return S_OK; } static HRESULT STDMETHODCALLTYPE InPlace_DiscardUndoState(IOleInPlaceSite FAR *This) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE InPlace_DeactivateAndUndo(IOleInPlaceSite FAR *This) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE InPlace_OnPosRectChange(IOleInPlaceSite FAR *This, LPCRECT lprcPosRect) { IOleObject *browserObject; IOleInPlaceObject *inplace; browserObject = *((IOleObject **)((char *)This - sizeof(IOleObject *) - sizeof(IOleClientSite))); if (!browserObject->lpVtbl->QueryInterface(browserObject, iid_unref(&IID_IOleInPlaceObject), (void **)&inplace)) { inplace->lpVtbl->SetObjectRects(inplace, lprcPosRect, lprcPosRect); inplace->lpVtbl->Release(inplace); } return S_OK; } static HRESULT STDMETHODCALLTYPE Frame_QueryInterface( IOleInPlaceFrame FAR *This, REFIID riid, LPVOID FAR *ppvObj) { return E_NOTIMPL; } static ULONG STDMETHODCALLTYPE Frame_AddRef(IOleInPlaceFrame FAR *This) { return 1; } static ULONG STDMETHODCALLTYPE Frame_Release(IOleInPlaceFrame FAR *This) { return 1; } static HRESULT STDMETHODCALLTYPE Frame_GetWindow(IOleInPlaceFrame FAR *This, HWND FAR *lphwnd) { *lphwnd = ((_IOleInPlaceFrameEx *)This)->window; return S_OK; } static HRESULT STDMETHODCALLTYPE Frame_ContextSensitiveHelp(IOleInPlaceFrame FAR *This, BOOL fEnterMode) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Frame_GetBorder(IOleInPlaceFrame FAR *This, LPRECT lprectBorder) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Frame_RequestBorderSpace( IOleInPlaceFrame FAR *This, LPCBORDERWIDTHS pborderwidths) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Frame_SetBorderSpace( IOleInPlaceFrame FAR *This, LPCBORDERWIDTHS pborderwidths) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Frame_SetActiveObject( IOleInPlaceFrame FAR *This, IOleInPlaceActiveObject *pActiveObject, LPCOLESTR pszObjName) { return S_OK; } static HRESULT STDMETHODCALLTYPE Frame_InsertMenus(IOleInPlaceFrame FAR *This, HMENU hmenuShared, LPOLEMENUGROUPWIDTHS lpMenuWidths) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Frame_SetMenu(IOleInPlaceFrame FAR *This, HMENU hmenuShared, HOLEMENU holemenu, HWND hwndActiveObject) { return S_OK; } static HRESULT STDMETHODCALLTYPE Frame_RemoveMenus(IOleInPlaceFrame FAR *This, HMENU hmenuShared) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Frame_SetStatusText(IOleInPlaceFrame FAR *This, LPCOLESTR pszStatusText) { return S_OK; } static HRESULT STDMETHODCALLTYPE Frame_EnableModeless(IOleInPlaceFrame FAR *This, BOOL fEnable) { return S_OK; } static HRESULT STDMETHODCALLTYPE Frame_TranslateAccelerator(IOleInPlaceFrame FAR *This, LPMSG lpmsg, WORD wID) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE UI_QueryInterface(IDocHostUIHandler FAR *This, REFIID riid, LPVOID FAR *ppvObj) { return (Site_QueryInterface((IOleClientSite *)((char *)This - sizeof(IOleClientSite) - sizeof(_IOleInPlaceSiteEx)), riid, ppvObj)); } static ULONG STDMETHODCALLTYPE UI_AddRef(IDocHostUIHandler FAR *This) { return 1; } static ULONG STDMETHODCALLTYPE UI_Release(IDocHostUIHandler FAR *This) { return 1; } static HRESULT STDMETHODCALLTYPE UI_ShowContextMenu( IDocHostUIHandler FAR *This, DWORD dwID, POINT __RPC_FAR *ppt, IUnknown __RPC_FAR *pcmdtReserved, IDispatch __RPC_FAR *pdispReserved) { return S_OK; } static HRESULT STDMETHODCALLTYPE UI_GetHostInfo(IDocHostUIHandler FAR *This, DOCHOSTUIINFO __RPC_FAR *pInfo) { pInfo->cbSize = sizeof(DOCHOSTUIINFO); pInfo->dwFlags = DOCHOSTUIFLAG_NO3DBORDER; pInfo->dwDoubleClick = DOCHOSTUIDBLCLK_DEFAULT; return S_OK; } static HRESULT STDMETHODCALLTYPE UI_ShowUI( IDocHostUIHandler FAR *This, DWORD dwID, IOleInPlaceActiveObject __RPC_FAR *pActiveObject, IOleCommandTarget __RPC_FAR *pCommandTarget, IOleInPlaceFrame __RPC_FAR *pFrame, IOleInPlaceUIWindow __RPC_FAR *pDoc) { return S_OK; } static HRESULT STDMETHODCALLTYPE UI_HideUI(IDocHostUIHandler FAR *This) { return S_OK; } static HRESULT STDMETHODCALLTYPE UI_UpdateUI(IDocHostUIHandler FAR *This) { return S_OK; } static HRESULT STDMETHODCALLTYPE UI_EnableModeless(IDocHostUIHandler FAR *This, BOOL fEnable) { return S_OK; } static HRESULT STDMETHODCALLTYPE UI_OnDocWindowActivate(IDocHostUIHandler FAR *This, BOOL fActivate) { return S_OK; } static HRESULT STDMETHODCALLTYPE UI_OnFrameWindowActivate(IDocHostUIHandler FAR *This, BOOL fActivate) { return S_OK; } static HRESULT STDMETHODCALLTYPE UI_ResizeBorder(IDocHostUIHandler FAR *This, LPCRECT prcBorder, IOleInPlaceUIWindow __RPC_FAR *pUIWindow, BOOL fRameWindow) { return S_OK; } static HRESULT STDMETHODCALLTYPE UI_TranslateAccelerator(IDocHostUIHandler FAR *This, LPMSG lpMsg, const GUID __RPC_FAR *pguidCmdGroup, DWORD nCmdID) { return S_FALSE; } static HRESULT STDMETHODCALLTYPE UI_GetOptionKeyPath( IDocHostUIHandler FAR *This, LPOLESTR __RPC_FAR *pchKey, DWORD dw) { return S_FALSE; } static HRESULT STDMETHODCALLTYPE UI_GetDropTarget( IDocHostUIHandler FAR *This, IDropTarget __RPC_FAR *pDropTarget, IDropTarget __RPC_FAR *__RPC_FAR *ppDropTarget) { return S_FALSE; } static HRESULT STDMETHODCALLTYPE UI_GetExternal( IDocHostUIHandler FAR *This, IDispatch __RPC_FAR *__RPC_FAR *ppDispatch) { *ppDispatch = (IDispatch *)(This + 1); return S_OK; } static HRESULT STDMETHODCALLTYPE UI_TranslateUrl( IDocHostUIHandler FAR *This, DWORD dwTranslate, OLECHAR __RPC_FAR *pchURLIn, OLECHAR __RPC_FAR *__RPC_FAR *ppchURLOut) { *ppchURLOut = 0; return S_FALSE; } static HRESULT STDMETHODCALLTYPE UI_FilterDataObject(IDocHostUIHandler FAR *This, IDataObject __RPC_FAR *pDO, IDataObject __RPC_FAR *__RPC_FAR *ppDORet) { *ppDORet = 0; return S_FALSE; } static const TCHAR *classname = "WebView"; static const SAFEARRAYBOUND ArrayBound = {1, 0}; static IOleClientSiteVtbl MyIOleClientSiteTable = { Site_QueryInterface, Site_AddRef, Site_Release, Site_SaveObject, Site_GetMoniker, Site_GetContainer, Site_ShowObject, Site_OnShowWindow, Site_RequestNewObjectLayout}; static IOleInPlaceSiteVtbl MyIOleInPlaceSiteTable = { InPlace_QueryInterface, InPlace_AddRef, InPlace_Release, InPlace_GetWindow, InPlace_ContextSensitiveHelp, InPlace_CanInPlaceActivate, InPlace_OnInPlaceActivate, InPlace_OnUIActivate, InPlace_GetWindowContext, InPlace_Scroll, InPlace_OnUIDeactivate, InPlace_OnInPlaceDeactivate, InPlace_DiscardUndoState, InPlace_DeactivateAndUndo, InPlace_OnPosRectChange}; static IOleInPlaceFrameVtbl MyIOleInPlaceFrameTable = { Frame_QueryInterface, Frame_AddRef, Frame_Release, Frame_GetWindow, Frame_ContextSensitiveHelp, Frame_GetBorder, Frame_RequestBorderSpace, Frame_SetBorderSpace, Frame_SetActiveObject, Frame_InsertMenus, Frame_SetMenu, Frame_RemoveMenus, Frame_SetStatusText, Frame_EnableModeless, Frame_TranslateAccelerator}; static IDocHostUIHandlerVtbl MyIDocHostUIHandlerTable = { UI_QueryInterface, UI_AddRef, UI_Release, UI_ShowContextMenu, UI_GetHostInfo, UI_ShowUI, UI_HideUI, UI_UpdateUI, UI_EnableModeless, UI_OnDocWindowActivate, UI_OnFrameWindowActivate, UI_ResizeBorder, UI_TranslateAccelerator, UI_GetOptionKeyPath, UI_GetDropTarget, UI_GetExternal, UI_TranslateUrl, UI_FilterDataObject}; static HRESULT STDMETHODCALLTYPE IS_QueryInterface(IInternetSecurityManager FAR *This, REFIID riid, void **ppvObject) { return E_NOTIMPL; } static ULONG STDMETHODCALLTYPE IS_AddRef(IInternetSecurityManager FAR *This) { return 1; } static ULONG STDMETHODCALLTYPE IS_Release(IInternetSecurityManager FAR *This) { return 1; } static HRESULT STDMETHODCALLTYPE IS_SetSecuritySite(IInternetSecurityManager FAR *This, IInternetSecurityMgrSite *pSited) { return INET_E_DEFAULT_ACTION; } static HRESULT STDMETHODCALLTYPE IS_GetSecuritySite(IInternetSecurityManager FAR *This, IInternetSecurityMgrSite **ppSite) { return INET_E_DEFAULT_ACTION; } static HRESULT STDMETHODCALLTYPE IS_MapUrlToZone(IInternetSecurityManager FAR *This, LPCWSTR pwszUrl, DWORD *pdwZone, DWORD dwFlags) { *pdwZone = URLZONE_LOCAL_MACHINE; return S_OK; } static HRESULT STDMETHODCALLTYPE IS_GetSecurityId(IInternetSecurityManager FAR *This, LPCWSTR pwszUrl, BYTE *pbSecurityId, DWORD *pcbSecurityId, DWORD_PTR dwReserved) { return INET_E_DEFAULT_ACTION; } static HRESULT STDMETHODCALLTYPE IS_ProcessUrlAction(IInternetSecurityManager FAR *This, LPCWSTR pwszUrl, DWORD dwAction, BYTE *pPolicy, DWORD cbPolicy, BYTE *pContext, DWORD cbContext, DWORD dwFlags, DWORD dwReserved) { return INET_E_DEFAULT_ACTION; } static HRESULT STDMETHODCALLTYPE IS_QueryCustomPolicy(IInternetSecurityManager FAR *This, LPCWSTR pwszUrl, REFGUID guidKey, BYTE **ppPolicy, DWORD *pcbPolicy, BYTE *pContext, DWORD cbContext, DWORD dwReserved) { return INET_E_DEFAULT_ACTION; } static HRESULT STDMETHODCALLTYPE IS_SetZoneMapping(IInternetSecurityManager FAR *This, DWORD dwZone, LPCWSTR lpszPattern, DWORD dwFlags) { return INET_E_DEFAULT_ACTION; } static HRESULT STDMETHODCALLTYPE IS_GetZoneMappings(IInternetSecurityManager FAR *This, DWORD dwZone, IEnumString **ppenumString, DWORD dwFlags) { return INET_E_DEFAULT_ACTION; } static IInternetSecurityManagerVtbl MyInternetSecurityManagerTable = {IS_QueryInterface, IS_AddRef, IS_Release, IS_SetSecuritySite, IS_GetSecuritySite, IS_MapUrlToZone, IS_GetSecurityId, IS_ProcessUrlAction, IS_QueryCustomPolicy, IS_SetZoneMapping, IS_GetZoneMappings}; static HRESULT STDMETHODCALLTYPE SP_QueryInterface(IServiceProvider FAR *This, REFIID riid, void **ppvObject) { return (Site_QueryInterface( (IOleClientSite *)((char *)This - sizeof(IOleClientSite) - sizeof(_IOleInPlaceSiteEx) - sizeof(_IDocHostUIHandlerEx) - sizeof(IDispatch)), riid, ppvObject)); } static ULONG STDMETHODCALLTYPE SP_AddRef(IServiceProvider FAR *This) { return 1; } static ULONG STDMETHODCALLTYPE SP_Release(IServiceProvider FAR *This) { return 1; } static HRESULT STDMETHODCALLTYPE SP_QueryService(IServiceProvider FAR *This, REFGUID siid, REFIID riid, void **ppvObject) { if (iid_eq(siid, &IID_IInternetSecurityManager) && iid_eq(riid, &IID_IInternetSecurityManager)) { *ppvObject = &((_IServiceProviderEx *)This)->mgr; } else { *ppvObject = 0; return (E_NOINTERFACE); } return S_OK; } static IServiceProviderVtbl MyServiceProviderTable = {SP_QueryInterface, SP_AddRef, SP_Release, SP_QueryService}; static void UnEmbedBrowserObject(struct webview *w) { if (w->priv.browser != NULL) { (*w->priv.browser)->lpVtbl->Close(*w->priv.browser, OLECLOSE_NOSAVE); (*w->priv.browser)->lpVtbl->Release(*w->priv.browser); GlobalFree(w->priv.browser); w->priv.browser = NULL; } } static int EmbedBrowserObject(struct webview *w) { RECT rect; IWebBrowser2 *webBrowser2 = NULL; LPCLASSFACTORY pClassFactory = NULL; _IOleClientSiteEx *_iOleClientSiteEx = NULL; IOleObject **browser = (IOleObject **)GlobalAlloc( GMEM_FIXED, sizeof(IOleObject *) + sizeof(_IOleClientSiteEx)); if (browser == NULL) { goto error; } w->priv.browser = browser; _iOleClientSiteEx = (_IOleClientSiteEx *)(browser + 1); _iOleClientSiteEx->client.lpVtbl = &MyIOleClientSiteTable; _iOleClientSiteEx->inplace.inplace.lpVtbl = &MyIOleInPlaceSiteTable; _iOleClientSiteEx->inplace.frame.frame.lpVtbl = &MyIOleInPlaceFrameTable; _iOleClientSiteEx->inplace.frame.window = w->priv.hwnd; _iOleClientSiteEx->ui.ui.lpVtbl = &MyIDocHostUIHandlerTable; _iOleClientSiteEx->external.lpVtbl = &ExternalDispatchTable; _iOleClientSiteEx->provider.provider.lpVtbl = &MyServiceProviderTable; _iOleClientSiteEx->provider.mgr.mgr.lpVtbl = &MyInternetSecurityManagerTable; if (CoGetClassObject(iid_unref(&CLSID_WebBrowser), CLSCTX_INPROC_SERVER | CLSCTX_INPROC_HANDLER, NULL, iid_unref(&IID_IClassFactory), (void **)&pClassFactory) != S_OK) { goto error; } if (pClassFactory == NULL) { goto error; } if (pClassFactory->lpVtbl->CreateInstance(pClassFactory, 0, iid_unref(&IID_IOleObject), (void **)browser) != S_OK) { goto error; } pClassFactory->lpVtbl->Release(pClassFactory); if ((*browser)->lpVtbl->SetClientSite( *browser, (IOleClientSite *)_iOleClientSiteEx) != S_OK) { goto error; } (*browser)->lpVtbl->SetHostNames(*browser, L"My Host Name", 0); if (OleSetContainedObject((struct IUnknown *)(*browser), TRUE) != S_OK) { goto error; } GetClientRect(w->priv.hwnd, &rect); if ((*browser)->lpVtbl->DoVerb((*browser), OLEIVERB_SHOW, NULL, (IOleClientSite *)_iOleClientSiteEx, -1, w->priv.hwnd, &rect) != S_OK) { goto error; } if ((*browser)->lpVtbl->QueryInterface((*browser), iid_unref(&IID_IWebBrowser2), (void **)&webBrowser2) != S_OK) { goto error; } webBrowser2->lpVtbl->put_Left(webBrowser2, 0); webBrowser2->lpVtbl->put_Top(webBrowser2, 0); webBrowser2->lpVtbl->put_Width(webBrowser2, rect.right); webBrowser2->lpVtbl->put_Height(webBrowser2, rect.bottom); webBrowser2->lpVtbl->Release(webBrowser2); return 0; error: UnEmbedBrowserObject(w); if (pClassFactory != NULL) { pClassFactory->lpVtbl->Release(pClassFactory); } if (browser != NULL) { GlobalFree(browser); } return -1; } #define WEBVIEW_DATA_URL_PREFIX "data:text/html," static int DisplayHTMLPage(struct webview *w) { IWebBrowser2 *webBrowser2; VARIANT myURL; LPDISPATCH lpDispatch; IHTMLDocument2 *htmlDoc2; BSTR bstr; IOleObject *browserObject; SAFEARRAY *sfArray; VARIANT *pVar; browserObject = *w->priv.browser; int isDataURL = 0; const char *webview_url = webview_check_url(w->url); if (!browserObject->lpVtbl->QueryInterface( browserObject, iid_unref(&IID_IWebBrowser2), (void **)&webBrowser2)) { LPCSTR webPageName; isDataURL = (strncmp(webview_url, WEBVIEW_DATA_URL_PREFIX, strlen(WEBVIEW_DATA_URL_PREFIX)) == 0); if (isDataURL) { webPageName = "about:blank"; } else { webPageName = (LPCSTR)webview_url; } VariantInit(&myURL); myURL.vt = VT_BSTR; #ifndef UNICODE { wchar_t *buffer = webview_to_utf16(webPageName); if (buffer == NULL) { goto badalloc; } myURL.bstrVal = SysAllocString(buffer); GlobalFree(buffer); } #else myURL.bstrVal = SysAllocString(webPageName); #endif if (!myURL.bstrVal) { badalloc: webBrowser2->lpVtbl->Release(webBrowser2); return (-6); } webBrowser2->lpVtbl->put_Silent(webBrowser2, w->debug ? FALSE : TRUE); webBrowser2->lpVtbl->Navigate2(webBrowser2, &myURL, 0, 0, 0, 0); VariantClear(&myURL); if (!isDataURL) { return 0; } char *url = (char *)calloc(1, strlen(webview_url) + 1); char *q = url; for (const char *p = webview_url + strlen(WEBVIEW_DATA_URL_PREFIX); (*q = *p); p++, q++) { if (*q == '%' && *(p + 1) && *(p + 2)) { unsigned int tmp; sscanf(p + 1, "%02x", &tmp); *q = tmp; p = p + 2; } } *q = '\0'; if (webBrowser2->lpVtbl->get_Document(webBrowser2, &lpDispatch) == S_OK) { if (lpDispatch->lpVtbl->QueryInterface(lpDispatch, iid_unref(&IID_IHTMLDocument2), (void **)&htmlDoc2) == S_OK) { if ((sfArray = SafeArrayCreate(VT_VARIANT, 1, (SAFEARRAYBOUND *)&ArrayBound))) { if (!SafeArrayAccessData(sfArray, (void **)&pVar)) { pVar->vt = VT_BSTR; #ifndef UNICODE { wchar_t *buffer = webview_to_utf16(url); if (buffer == NULL) { goto release; } bstr = SysAllocString(buffer); GlobalFree(buffer); } #else bstr = SysAllocString(string); #endif if ((pVar->bstrVal = bstr)) { htmlDoc2->lpVtbl->write(htmlDoc2, sfArray); htmlDoc2->lpVtbl->close(htmlDoc2); } } SafeArrayDestroy(sfArray); } release: free(url); htmlDoc2->lpVtbl->Release(htmlDoc2); } lpDispatch->lpVtbl->Release(lpDispatch); } webBrowser2->lpVtbl->Release(webBrowser2); return (0); } return (-5); } static LRESULT CALLBACK wndproc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) { struct webview *w = (struct webview *)GetWindowLongPtr(hwnd, GWLP_USERDATA); switch (uMsg) { case WM_CREATE: w = (struct webview *)((CREATESTRUCT *)lParam)->lpCreateParams; w->priv.hwnd = hwnd; return EmbedBrowserObject(w); case WM_DESTROY: UnEmbedBrowserObject(w); PostQuitMessage(0); return TRUE; case WM_SIZE: { IWebBrowser2 *webBrowser2; IOleObject *browser = *w->priv.browser; if (browser->lpVtbl->QueryInterface(browser, iid_unref(&IID_IWebBrowser2), (void **)&webBrowser2) == S_OK) { RECT rect; GetClientRect(hwnd, &rect); webBrowser2->lpVtbl->put_Width(webBrowser2, rect.right); webBrowser2->lpVtbl->put_Height(webBrowser2, rect.bottom); } return TRUE; } case WM_WEBVIEW_DISPATCH: { webview_dispatch_fn f = (webview_dispatch_fn)wParam; void *arg = (void *)lParam; (*f)(w, arg); return TRUE; } } return DefWindowProc(hwnd, uMsg, wParam, lParam); } #define WEBVIEW_KEY_FEATURE_BROWSER_EMULATION \ "Software\\Microsoft\\Internet " \ "Explorer\\Main\\FeatureControl\\FEATURE_BROWSER_EMULATION" static int webview_fix_ie_compat_mode() { HKEY hKey; DWORD ie_version = 11000; TCHAR appname[MAX_PATH + 1]; TCHAR *p; if (GetModuleFileName(NULL, appname, MAX_PATH + 1) == 0) { return -1; } for (p = &appname[strlen(appname) - 1]; p != appname && *p != '\\'; p--) { } p++; if (RegCreateKey(HKEY_CURRENT_USER, WEBVIEW_KEY_FEATURE_BROWSER_EMULATION, &hKey) != ERROR_SUCCESS) { return -1; } if (RegSetValueEx(hKey, p, 0, REG_DWORD, (BYTE *)&ie_version, sizeof(ie_version)) != ERROR_SUCCESS) { RegCloseKey(hKey); return -1; } RegCloseKey(hKey); return 0; } WEBVIEW_API int webview_init(struct webview *w) { WNDCLASSEX wc; HINSTANCE hInstance; DWORD style; RECT clientRect; RECT rect; if (webview_fix_ie_compat_mode() < 0) { return -1; } hInstance = GetModuleHandle(NULL); if (hInstance == NULL) { return -1; } if (OleInitialize(NULL) != S_OK) { return -1; } ZeroMemory(&wc, sizeof(WNDCLASSEX)); wc.cbSize = sizeof(WNDCLASSEX); wc.hInstance = hInstance; wc.lpfnWndProc = wndproc; wc.lpszClassName = classname; RegisterClassEx(&wc); style = WS_OVERLAPPEDWINDOW; if (!w->resizable) { style = WS_OVERLAPPED | WS_CAPTION | WS_MINIMIZEBOX | WS_SYSMENU; } rect.left = 0; rect.top = 0; rect.right = w->width; rect.bottom = w->height; AdjustWindowRect(&rect, WS_OVERLAPPEDWINDOW, 0); GetClientRect(GetDesktopWindow(), &clientRect); int left = (clientRect.right / 2) - ((rect.right - rect.left) / 2); int top = (clientRect.bottom / 2) - ((rect.bottom - rect.top) / 2); rect.right = rect.right - rect.left + left; rect.left = left; rect.bottom = rect.bottom - rect.top + top; rect.top = top; w->priv.hwnd = CreateWindowEx(0, classname, w->title, style, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, HWND_DESKTOP, NULL, hInstance, (void *)w); if (w->priv.hwnd == 0) { OleUninitialize(); return -1; } SetWindowLongPtr(w->priv.hwnd, GWLP_USERDATA, (LONG_PTR)w); DisplayHTMLPage(w); SetWindowText(w->priv.hwnd, w->title); ShowWindow(w->priv.hwnd, SW_SHOWDEFAULT); UpdateWindow(w->priv.hwnd); SetFocus(w->priv.hwnd); return 0; } WEBVIEW_API int webview_loop(struct webview *w, int blocking) { MSG msg; if (blocking) { GetMessage(&msg, 0, 0, 0); } else { PeekMessage(&msg, 0, 0, 0, PM_REMOVE); } switch (msg.message) { case WM_QUIT: return -1; case WM_COMMAND: case WM_KEYDOWN: case WM_KEYUP: { HRESULT r = S_OK; IWebBrowser2 *webBrowser2; IOleObject *browser = *w->priv.browser; if (browser->lpVtbl->QueryInterface(browser, iid_unref(&IID_IWebBrowser2), (void **)&webBrowser2) == S_OK) { IOleInPlaceActiveObject *pIOIPAO; if (browser->lpVtbl->QueryInterface( browser, iid_unref(&IID_IOleInPlaceActiveObject), (void **)&pIOIPAO) == S_OK) { r = pIOIPAO->lpVtbl->TranslateAccelerator(pIOIPAO, &msg); pIOIPAO->lpVtbl->Release(pIOIPAO); } webBrowser2->lpVtbl->Release(webBrowser2); } if (r != S_FALSE) { break; } } default: TranslateMessage(&msg); DispatchMessage(&msg); } return 0; } WEBVIEW_API int webview_eval(struct webview *w, const char *js) { IWebBrowser2 *webBrowser2; IHTMLDocument2 *htmlDoc2; IDispatch *docDispatch; IDispatch *scriptDispatch; if ((*w->priv.browser) ->lpVtbl->QueryInterface((*w->priv.browser), iid_unref(&IID_IWebBrowser2), (void **)&webBrowser2) != S_OK) { return -1; } if (webBrowser2->lpVtbl->get_Document(webBrowser2, &docDispatch) != S_OK) { return -1; } if (docDispatch->lpVtbl->QueryInterface(docDispatch, iid_unref(&IID_IHTMLDocument2), (void **)&htmlDoc2) != S_OK) { return -1; } if (htmlDoc2->lpVtbl->get_Script(htmlDoc2, &scriptDispatch) != S_OK) { return -1; } DISPID dispid; BSTR evalStr = SysAllocString(L"eval"); if (scriptDispatch->lpVtbl->GetIDsOfNames( scriptDispatch, iid_unref(&IID_NULL), &evalStr, 1, LOCALE_SYSTEM_DEFAULT, &dispid) != S_OK) { SysFreeString(evalStr); return -1; } SysFreeString(evalStr); DISPPARAMS params; VARIANT arg; VARIANT result; EXCEPINFO excepInfo; UINT nArgErr = (UINT)-1; params.cArgs = 1; params.cNamedArgs = 0; params.rgvarg = &arg; arg.vt = VT_BSTR; static const char *prologue = "(function(){"; static const char *epilogue = ";})();"; int n = strlen(prologue) + strlen(epilogue) + strlen(js) + 1; char *eval = (char *)malloc(n); snprintf(eval, n, "%s%s%s", prologue, js, epilogue); wchar_t *buf = webview_to_utf16(eval); if (buf == NULL) { return -1; } arg.bstrVal = SysAllocString(buf); GlobalFree(buf); if (scriptDispatch->lpVtbl->Invoke( scriptDispatch, dispid, iid_unref(&IID_NULL), 0, DISPATCH_METHOD, ¶ms, &result, &excepInfo, &nArgErr) != S_OK) { return -1; } SysFreeString(arg.bstrVal); free(eval); scriptDispatch->lpVtbl->Release(scriptDispatch); htmlDoc2->lpVtbl->Release(htmlDoc2); docDispatch->lpVtbl->Release(docDispatch); return 0; } WEBVIEW_API void webview_dispatch(struct webview *w, webview_dispatch_fn fn, void *arg) { PostMessageW(w->priv.hwnd, WM_WEBVIEW_DISPATCH, (WPARAM)fn, (LPARAM)arg); } WEBVIEW_API void webview_set_title(struct webview *w, const char *title) { SetWindowText(w->priv.hwnd, title); } WEBVIEW_API void webview_set_fullscreen(struct webview *w, int fullscreen) { if (w->priv.is_fullscreen == !!fullscreen) { return; } if (w->priv.is_fullscreen == 0) { w->priv.saved_style = GetWindowLong(w->priv.hwnd, GWL_STYLE); w->priv.saved_ex_style = GetWindowLong(w->priv.hwnd, GWL_EXSTYLE); GetWindowRect(w->priv.hwnd, &w->priv.saved_rect); } w->priv.is_fullscreen = !!fullscreen; if (fullscreen) { MONITORINFO monitor_info; SetWindowLong(w->priv.hwnd, GWL_STYLE, w->priv.saved_style & ~(WS_CAPTION | WS_THICKFRAME)); SetWindowLong(w->priv.hwnd, GWL_EXSTYLE, w->priv.saved_ex_style & ~(WS_EX_DLGMODALFRAME | WS_EX_WINDOWEDGE | WS_EX_CLIENTEDGE | WS_EX_STATICEDGE)); monitor_info.cbSize = sizeof(monitor_info); GetMonitorInfo(MonitorFromWindow(w->priv.hwnd, MONITOR_DEFAULTTONEAREST), &monitor_info); RECT r; r.left = monitor_info.rcMonitor.left; r.top = monitor_info.rcMonitor.top; r.right = monitor_info.rcMonitor.right; r.bottom = monitor_info.rcMonitor.bottom; SetWindowPos(w->priv.hwnd, NULL, r.left, r.top, r.right - r.left, r.bottom - r.top, SWP_NOZORDER | SWP_NOACTIVATE | SWP_FRAMECHANGED); } else { SetWindowLong(w->priv.hwnd, GWL_STYLE, w->priv.saved_style); SetWindowLong(w->priv.hwnd, GWL_EXSTYLE, w->priv.saved_ex_style); SetWindowPos(w->priv.hwnd, NULL, w->priv.saved_rect.left, w->priv.saved_rect.top, w->priv.saved_rect.right - w->priv.saved_rect.left, w->priv.saved_rect.bottom - w->priv.saved_rect.top, SWP_NOZORDER | SWP_NOACTIVATE | SWP_FRAMECHANGED); } } WEBVIEW_API void webview_set_color(struct webview *w, uint8_t r, uint8_t g, uint8_t b, uint8_t a) { HBRUSH brush = CreateSolidBrush(RGB(r, g, b)); SetClassLongPtr(w->priv.hwnd, GCLP_HBRBACKGROUND, (LONG_PTR)brush); } /* These are missing parts from MinGW */ #ifndef __IFileDialog_INTERFACE_DEFINED__ #define __IFileDialog_INTERFACE_DEFINED__ enum _FILEOPENDIALOGOPTIONS { FOS_OVERWRITEPROMPT = 0x2, FOS_STRICTFILETYPES = 0x4, FOS_NOCHANGEDIR = 0x8, FOS_PICKFOLDERS = 0x20, FOS_FORCEFILESYSTEM = 0x40, FOS_ALLNONSTORAGEITEMS = 0x80, FOS_NOVALIDATE = 0x100, FOS_ALLOWMULTISELECT = 0x200, FOS_PATHMUSTEXIST = 0x800, FOS_FILEMUSTEXIST = 0x1000, FOS_CREATEPROMPT = 0x2000, FOS_SHAREAWARE = 0x4000, FOS_NOREADONLYRETURN = 0x8000, FOS_NOTESTFILECREATE = 0x10000, FOS_HIDEMRUPLACES = 0x20000, FOS_HIDEPINNEDPLACES = 0x40000, FOS_NODEREFERENCELINKS = 0x100000, FOS_DONTADDTORECENT = 0x2000000, FOS_FORCESHOWHIDDEN = 0x10000000, FOS_DEFAULTNOMINIMODE = 0x20000000, FOS_FORCEPREVIEWPANEON = 0x40000000 }; typedef DWORD FILEOPENDIALOGOPTIONS; typedef enum FDAP { FDAP_BOTTOM = 0, FDAP_TOP = 1 } FDAP; DEFINE_GUID(IID_IFileDialog, 0x42f85136, 0xdb7e, 0x439c, 0x85, 0xf1, 0xe4, 0x07, 0x5d, 0x13, 0x5f, 0xc8); typedef struct IFileDialogVtbl { BEGIN_INTERFACE HRESULT(STDMETHODCALLTYPE *QueryInterface) (IFileDialog *This, REFIID riid, void **ppvObject); ULONG(STDMETHODCALLTYPE *AddRef)(IFileDialog *This); ULONG(STDMETHODCALLTYPE *Release)(IFileDialog *This); HRESULT(STDMETHODCALLTYPE *Show)(IFileDialog *This, HWND hwndOwner); HRESULT(STDMETHODCALLTYPE *SetFileTypes) (IFileDialog *This, UINT cFileTypes, const COMDLG_FILTERSPEC *rgFilterSpec); HRESULT(STDMETHODCALLTYPE *SetFileTypeIndex) (IFileDialog *This, UINT iFileType); HRESULT(STDMETHODCALLTYPE *GetFileTypeIndex) (IFileDialog *This, UINT *piFileType); HRESULT(STDMETHODCALLTYPE *Advise) (IFileDialog *This, IFileDialogEvents *pfde, DWORD *pdwCookie); HRESULT(STDMETHODCALLTYPE *Unadvise)(IFileDialog *This, DWORD dwCookie); HRESULT(STDMETHODCALLTYPE *SetOptions) (IFileDialog *This, FILEOPENDIALOGOPTIONS fos); HRESULT(STDMETHODCALLTYPE *GetOptions) (IFileDialog *This, FILEOPENDIALOGOPTIONS *pfos); HRESULT(STDMETHODCALLTYPE *SetDefaultFolder) (IFileDialog *This, IShellItem *psi); HRESULT(STDMETHODCALLTYPE *SetFolder)(IFileDialog *This, IShellItem *psi); HRESULT(STDMETHODCALLTYPE *GetFolder)(IFileDialog *This, IShellItem **ppsi); HRESULT(STDMETHODCALLTYPE *GetCurrentSelection) (IFileDialog *This, IShellItem **ppsi); HRESULT(STDMETHODCALLTYPE *SetFileName)(IFileDialog *This, LPCWSTR pszName); HRESULT(STDMETHODCALLTYPE *GetFileName)(IFileDialog *This, LPWSTR *pszName); HRESULT(STDMETHODCALLTYPE *SetTitle)(IFileDialog *This, LPCWSTR pszTitle); HRESULT(STDMETHODCALLTYPE *SetOkButtonLabel) (IFileDialog *This, LPCWSTR pszText); HRESULT(STDMETHODCALLTYPE *SetFileNameLabel) (IFileDialog *This, LPCWSTR pszLabel); HRESULT(STDMETHODCALLTYPE *GetResult)(IFileDialog *This, IShellItem **ppsi); HRESULT(STDMETHODCALLTYPE *AddPlace) (IFileDialog *This, IShellItem *psi, FDAP fdap); HRESULT(STDMETHODCALLTYPE *SetDefaultExtension) (IFileDialog *This, LPCWSTR pszDefaultExtension); HRESULT(STDMETHODCALLTYPE *Close)(IFileDialog *This, HRESULT hr); HRESULT(STDMETHODCALLTYPE *SetClientGuid)(IFileDialog *This, REFGUID guid); HRESULT(STDMETHODCALLTYPE *ClearClientData)(IFileDialog *This); HRESULT(STDMETHODCALLTYPE *SetFilter) (IFileDialog *This, IShellItemFilter *pFilter); END_INTERFACE } IFileDialogVtbl; interface IFileDialog { CONST_VTBL IFileDialogVtbl *lpVtbl; }; DEFINE_GUID(IID_IFileOpenDialog, 0xd57c7288, 0xd4ad, 0x4768, 0xbe, 0x02, 0x9d, 0x96, 0x95, 0x32, 0xd9, 0x60); DEFINE_GUID(IID_IFileSaveDialog, 0x84bccd23, 0x5fde, 0x4cdb, 0xae, 0xa4, 0xaf, 0x64, 0xb8, 0x3d, 0x78, 0xab); #endif WEBVIEW_API void webview_dialog(struct webview *w, enum webview_dialog_type dlgtype, int flags, const char *title, const char *arg, char *result, size_t resultsz) { if (dlgtype == WEBVIEW_DIALOG_TYPE_OPEN || dlgtype == WEBVIEW_DIALOG_TYPE_SAVE) { IFileDialog *dlg = NULL; IShellItem *res = NULL; WCHAR *ws = NULL; char *s = NULL; FILEOPENDIALOGOPTIONS opts, add_opts = 0; if (dlgtype == WEBVIEW_DIALOG_TYPE_OPEN) { if (CoCreateInstance( iid_unref(&CLSID_FileOpenDialog), NULL, CLSCTX_INPROC_SERVER, iid_unref(&IID_IFileOpenDialog), (void **)&dlg) != S_OK) { goto error_dlg; } if (flags & WEBVIEW_DIALOG_FLAG_DIRECTORY) { add_opts |= FOS_PICKFOLDERS; } add_opts |= FOS_NOCHANGEDIR | FOS_ALLNONSTORAGEITEMS | FOS_NOVALIDATE | FOS_PATHMUSTEXIST | FOS_FILEMUSTEXIST | FOS_SHAREAWARE | FOS_NOTESTFILECREATE | FOS_NODEREFERENCELINKS | FOS_FORCESHOWHIDDEN | FOS_DEFAULTNOMINIMODE; } else { if (CoCreateInstance( iid_unref(&CLSID_FileSaveDialog), NULL, CLSCTX_INPROC_SERVER, iid_unref(&IID_IFileSaveDialog), (void **)&dlg) != S_OK) { goto error_dlg; } add_opts |= FOS_OVERWRITEPROMPT | FOS_NOCHANGEDIR | FOS_ALLNONSTORAGEITEMS | FOS_NOVALIDATE | FOS_SHAREAWARE | FOS_NOTESTFILECREATE | FOS_NODEREFERENCELINKS | FOS_FORCESHOWHIDDEN | FOS_DEFAULTNOMINIMODE; } if (dlg->lpVtbl->GetOptions(dlg, &opts) != S_OK) { goto error_dlg; } opts &= ~FOS_NOREADONLYRETURN; opts |= add_opts; if (dlg->lpVtbl->SetOptions(dlg, opts) != S_OK) { goto error_dlg; } if (dlg->lpVtbl->Show(dlg, w->priv.hwnd) != S_OK) { goto error_dlg; } if (dlg->lpVtbl->GetResult(dlg, &res) != S_OK) { goto error_dlg; } if (res->lpVtbl->GetDisplayName(res, SIGDN_FILESYSPATH, &ws) != S_OK) { goto error_result; } s = webview_from_utf16(ws); strncpy(result, s, resultsz); result[resultsz - 1] = '\0'; GlobalFree(s); CoTaskMemFree(ws); error_result: res->lpVtbl->Release(res); error_dlg: dlg->lpVtbl->Release(dlg); return; } else if (dlgtype == WEBVIEW_DIALOG_TYPE_ALERT) { #if 0 /* MinGW often doesn't contain TaskDialog, we'll use MessageBox for now */ WCHAR *wtitle = webview_to_utf16(title); WCHAR *warg = webview_to_utf16(arg); TaskDialog(w->priv.hwnd, NULL, NULL, wtitle, warg, 0, NULL, NULL); GlobalFree(warg); GlobalFree(wtitle); #else UINT type = MB_OK; switch (flags & WEBVIEW_DIALOG_FLAG_ALERT_MASK) { case WEBVIEW_DIALOG_FLAG_INFO: type |= MB_ICONINFORMATION; break; case WEBVIEW_DIALOG_FLAG_WARNING: type |= MB_ICONWARNING; break; case WEBVIEW_DIALOG_FLAG_ERROR: type |= MB_ICONERROR; break; } MessageBox(w->priv.hwnd, arg, title, type); #endif } } WEBVIEW_API void webview_terminate(struct webview *w) { PostQuitMessage(0); } WEBVIEW_API void webview_exit(struct webview *w) { DestroyWindow(w->priv.hwnd); OleUninitialize(); } WEBVIEW_API void webview_print_log(const char *s) { OutputDebugString(s); } #endif /* WEBVIEW_WINAPI */ #if defined(WEBVIEW_COCOA) #define NSAlertStyleWarning 0 #define NSAlertStyleCritical 2 #define NSWindowStyleMaskResizable 8 #define NSWindowStyleMaskMiniaturizable 4 #define NSWindowStyleMaskTitled 1 #define NSWindowStyleMaskClosable 2 #define NSWindowStyleMaskFullScreen (1 << 14) #define NSViewWidthSizable 2 #define NSViewHeightSizable 16 #define NSBackingStoreBuffered 2 #define NSEventMaskAny ULONG_MAX #define NSEventModifierFlagCommand (1 << 20) #define NSEventModifierFlagOption (1 << 19) #define NSAlertStyleInformational 1 #define NSAlertFirstButtonReturn 1000 #define WKNavigationActionPolicyDownload 2 #define NSModalResponseOK 1 #define WKNavigationActionPolicyDownload 2 #define WKNavigationResponsePolicyAllow 1 #define WKUserScriptInjectionTimeAtDocumentStart 0 #define NSApplicationActivationPolicyRegular 0 static id get_nsstring(const char *c_str) { return objc_msgSend((id)objc_getClass("NSString"), sel_registerName("stringWithUTF8String:"), c_str); } static id create_menu_item(id title, const char *action, const char *key) { id item = objc_msgSend((id)objc_getClass("NSMenuItem"), sel_registerName("alloc")); objc_msgSend(item, sel_registerName("initWithTitle:action:keyEquivalent:"), title, sel_registerName(action), get_nsstring(key)); objc_msgSend(item, sel_registerName("autorelease")); return item; } static void webview_window_will_close(id self, SEL cmd, id notification) { struct webview *w = (struct webview *)objc_getAssociatedObject(self, "webview"); webview_terminate(w); } static void webview_external_invoke(id self, SEL cmd, id contentController, id message) { struct webview *w = (struct webview *)objc_getAssociatedObject(contentController, "webview"); if (w == NULL || w->external_invoke_cb == NULL) { return; } w->external_invoke_cb(w, (const char *)objc_msgSend( objc_msgSend(message, sel_registerName("body")), sel_registerName("UTF8String"))); } static void run_open_panel(id self, SEL cmd, id webView, id parameters, id frame, void (^completionHandler)(id)) { id openPanel = objc_msgSend((id)objc_getClass("NSOpenPanel"), sel_registerName("openPanel")); objc_msgSend( openPanel, sel_registerName("setAllowsMultipleSelection:"), objc_msgSend(parameters, sel_registerName("allowsMultipleSelection"))); objc_msgSend(openPanel, sel_registerName("setCanChooseFiles:"), 1); objc_msgSend( openPanel, sel_registerName("beginWithCompletionHandler:"), ^(id result) { if (result == (id)NSModalResponseOK) { completionHandler(objc_msgSend(openPanel, sel_registerName("URLs"))); } else { completionHandler(nil); } }); } static void run_save_panel(id self, SEL cmd, id download, id filename, void (^completionHandler)(int allowOverwrite, id destination)) { id savePanel = objc_msgSend((id)objc_getClass("NSSavePanel"), sel_registerName("savePanel")); objc_msgSend(savePanel, sel_registerName("setCanCreateDirectories:"), 1); objc_msgSend(savePanel, sel_registerName("setNameFieldStringValue:"), filename); objc_msgSend(savePanel, sel_registerName("beginWithCompletionHandler:"), ^(id result) { if (result == (id)NSModalResponseOK) { id url = objc_msgSend(savePanel, sel_registerName("URL")); id path = objc_msgSend(url, sel_registerName("path")); completionHandler(1, path); } else { completionHandler(NO, nil); } }); } static void run_confirmation_panel(id self, SEL cmd, id webView, id message, id frame, void (^completionHandler)(bool)) { id alert = objc_msgSend((id)objc_getClass("NSAlert"), sel_registerName("new")); objc_msgSend(alert, sel_registerName("setIcon:"), objc_msgSend((id)objc_getClass("NSImage"), sel_registerName("imageNamed:"), get_nsstring("NSCaution"))); objc_msgSend(alert, sel_registerName("setShowsHelp:"), 0); objc_msgSend(alert, sel_registerName("setInformativeText:"), message); objc_msgSend(alert, sel_registerName("addButtonWithTitle:"), get_nsstring("OK")); objc_msgSend(alert, sel_registerName("addButtonWithTitle:"), get_nsstring("Cancel")); if (objc_msgSend(alert, sel_registerName("runModal")) == (id)NSAlertFirstButtonReturn) { completionHandler(true); } else { completionHandler(false); } objc_msgSend(alert, sel_registerName("release")); } static void run_alert_panel(id self, SEL cmd, id webView, id message, id frame, void (^completionHandler)(void)) { id alert = objc_msgSend((id)objc_getClass("NSAlert"), sel_registerName("new")); objc_msgSend(alert, sel_registerName("setIcon:"), objc_msgSend((id)objc_getClass("NSImage"), sel_registerName("imageNamed:"), get_nsstring("NSCaution"))); objc_msgSend(alert, sel_registerName("setShowsHelp:"), 0); objc_msgSend(alert, sel_registerName("setInformativeText:"), message); objc_msgSend(alert, sel_registerName("addButtonWithTitle:"), get_nsstring("OK")); objc_msgSend(alert, sel_registerName("runModal")); objc_msgSend(alert, sel_registerName("release")); completionHandler(); } static void download_failed(id self, SEL cmd, id download, id error) { printf("%s", (const char *)objc_msgSend( objc_msgSend(error, sel_registerName("localizedDescription")), sel_registerName("UTF8String"))); } static void make_nav_policy_decision(id self, SEL cmd, id webView, id response, void (^decisionHandler)(int)) { if (objc_msgSend(response, sel_registerName("canShowMIMEType")) == 0) { decisionHandler(WKNavigationActionPolicyDownload); } else { decisionHandler(WKNavigationResponsePolicyAllow); } } WEBVIEW_API int webview_init(struct webview *w) { #ifndef TCL_MAJOR_VERSION w->priv.pool = objc_msgSend((id)objc_getClass("NSAutoreleasePool"), sel_registerName("new")); #endif objc_msgSend((id)objc_getClass("NSApplication"), sel_registerName("sharedApplication")); Class __WKScriptMessageHandler = objc_allocateClassPair( objc_getClass("NSObject"), "__WKScriptMessageHandler", 0); class_addMethod( __WKScriptMessageHandler, sel_registerName("userContentController:didReceiveScriptMessage:"), (IMP)webview_external_invoke, "v@:@@"); objc_registerClassPair(__WKScriptMessageHandler); id scriptMessageHandler = objc_msgSend((id)__WKScriptMessageHandler, sel_registerName("new")); /*** _WKDownloadDelegate is an undocumented/private protocol with methods called from WKNavigationDelegate References: https://github.com/WebKit/webkit/blob/master/Source/WebKit/UIProcess/API/Cocoa/_WKDownload.h https://github.com/WebKit/webkit/blob/master/Source/WebKit/UIProcess/API/Cocoa/_WKDownloadDelegate.h https://github.com/WebKit/webkit/blob/master/Tools/TestWebKitAPI/Tests/WebKitCocoa/Download.mm ***/ Class __WKDownloadDelegate = objc_allocateClassPair( objc_getClass("NSObject"), "__WKDownloadDelegate", 0); class_addMethod( __WKDownloadDelegate, sel_registerName("_download:decideDestinationWithSuggestedFilename:" "completionHandler:"), (IMP)run_save_panel, "v@:@@?"); class_addMethod(__WKDownloadDelegate, sel_registerName("_download:didFailWithError:"), (IMP)download_failed, "v@:@@"); objc_registerClassPair(__WKDownloadDelegate); id downloadDelegate = objc_msgSend((id)__WKDownloadDelegate, sel_registerName("new")); Class __WKPreferences = objc_allocateClassPair(objc_getClass("WKPreferences"), "__WKPreferences", 0); objc_property_attribute_t type = {"T", "c"}; objc_property_attribute_t ownership = {"N", ""}; objc_property_attribute_t attrs[] = {type, ownership}; class_replaceProperty(__WKPreferences, "developerExtrasEnabled", attrs, 2); objc_registerClassPair(__WKPreferences); id wkPref = objc_msgSend((id)__WKPreferences, sel_registerName("new")); objc_msgSend(wkPref, sel_registerName("setValue:forKey:"), objc_msgSend((id)objc_getClass("NSNumber"), sel_registerName("numberWithBool:"), !!w->debug), objc_msgSend((id)objc_getClass("NSString"), sel_registerName("stringWithUTF8String:"), "developerExtrasEnabled")); id userController = objc_msgSend((id)objc_getClass("WKUserContentController"), sel_registerName("new")); objc_setAssociatedObject(userController, "webview", (id)(w), OBJC_ASSOCIATION_ASSIGN); objc_msgSend( userController, sel_registerName("addScriptMessageHandler:name:"), scriptMessageHandler, objc_msgSend((id)objc_getClass("NSString"), sel_registerName("stringWithUTF8String:"), "invoke")); /*** In order to maintain compatibility with the other 'webviews' we need to override window.external.invoke to call webkit.messageHandlers.invoke.postMessage ***/ id windowExternalOverrideScript = objc_msgSend( (id)objc_getClass("WKUserScript"), sel_registerName("alloc")); objc_msgSend( windowExternalOverrideScript, sel_registerName("initWithSource:injectionTime:forMainFrameOnly:"), get_nsstring("window.external = this; invoke = function(arg){ " "webkit.messageHandlers.invoke.postMessage(arg); };"), WKUserScriptInjectionTimeAtDocumentStart, 0); objc_msgSend(userController, sel_registerName("addUserScript:"), windowExternalOverrideScript); id config = objc_msgSend((id)objc_getClass("WKWebViewConfiguration"), sel_registerName("new")); id processPool = objc_msgSend(config, sel_registerName("processPool")); objc_msgSend(processPool, sel_registerName("_setDownloadDelegate:"), downloadDelegate); objc_msgSend(config, sel_registerName("setProcessPool:"), processPool); objc_msgSend(config, sel_registerName("setUserContentController:"), userController); objc_msgSend(config, sel_registerName("setPreferences:"), wkPref); Class __NSWindowDelegate = objc_allocateClassPair(objc_getClass("NSObject"), "__NSWindowDelegate", 0); class_addProtocol(__NSWindowDelegate, objc_getProtocol("NSWindowDelegate")); class_replaceMethod(__NSWindowDelegate, sel_registerName("windowWillClose:"), (IMP)webview_window_will_close, "v@:@"); objc_registerClassPair(__NSWindowDelegate); w->priv.windowDelegate = objc_msgSend((id)__NSWindowDelegate, sel_registerName("new")); objc_setAssociatedObject(w->priv.windowDelegate, "webview", (id)(w), OBJC_ASSOCIATION_ASSIGN); id nsTitle = objc_msgSend((id)objc_getClass("NSString"), sel_registerName("stringWithUTF8String:"), w->title ? w->title : ""); CGRect r = CGRectMake(0, 0, w->width, w->height); unsigned int style = NSWindowStyleMaskTitled | NSWindowStyleMaskClosable | NSWindowStyleMaskMiniaturizable; if (w->resizable) { style = style | NSWindowStyleMaskResizable; } w->priv.window = objc_msgSend((id)objc_getClass("NSWindow"), sel_registerName("alloc")); objc_msgSend(w->priv.window, sel_registerName("initWithContentRect:styleMask:backing:defer:"), r, style, NSBackingStoreBuffered, 0); #ifndef TCL_MAJOR_VERSION objc_msgSend(w->priv.window, sel_registerName("autorelease")); #endif objc_msgSend(w->priv.window, sel_registerName("setTitle:"), nsTitle); objc_msgSend(w->priv.window, sel_registerName("setDelegate:"), w->priv.windowDelegate); objc_msgSend(w->priv.window, sel_registerName("center")); Class __WKUIDelegate = objc_allocateClassPair(objc_getClass("NSObject"), "__WKUIDelegate", 0); class_addProtocol(__WKUIDelegate, objc_getProtocol("WKUIDelegate")); class_addMethod(__WKUIDelegate, sel_registerName("webView:runOpenPanelWithParameters:" "initiatedByFrame:completionHandler:"), (IMP)run_open_panel, "v@:@@@?"); class_addMethod(__WKUIDelegate, sel_registerName("webView:runJavaScriptAlertPanelWithMessage:" "initiatedByFrame:completionHandler:"), (IMP)run_alert_panel, "v@:@@@?"); class_addMethod( __WKUIDelegate, sel_registerName("webView:runJavaScriptConfirmPanelWithMessage:" "initiatedByFrame:completionHandler:"), (IMP)run_confirmation_panel, "v@:@@@?"); objc_registerClassPair(__WKUIDelegate); id uiDel = objc_msgSend((id)__WKUIDelegate, sel_registerName("new")); Class __WKNavigationDelegate = objc_allocateClassPair( objc_getClass("NSObject"), "__WKNavigationDelegate", 0); class_addProtocol(__WKNavigationDelegate, objc_getProtocol("WKNavigationDelegate")); class_addMethod( __WKNavigationDelegate, sel_registerName( "webView:decidePolicyForNavigationResponse:decisionHandler:"), (IMP)make_nav_policy_decision, "v@:@@?"); objc_registerClassPair(__WKNavigationDelegate); id navDel = objc_msgSend((id)__WKNavigationDelegate, sel_registerName("new")); w->priv.webview = objc_msgSend((id)objc_getClass("WKWebView"), sel_registerName("alloc")); objc_msgSend(w->priv.webview, sel_registerName("initWithFrame:configuration:"), r, config); objc_msgSend(w->priv.webview, sel_registerName("setUIDelegate:"), uiDel); objc_msgSend(w->priv.webview, sel_registerName("setNavigationDelegate:"), navDel); id nsURL = objc_msgSend((id)objc_getClass("NSURL"), sel_registerName("URLWithString:"), get_nsstring(webview_check_url(w->url))); objc_msgSend(w->priv.webview, sel_registerName("loadRequest:"), objc_msgSend((id)objc_getClass("NSURLRequest"), sel_registerName("requestWithURL:"), nsURL)); objc_msgSend(w->priv.webview, sel_registerName("setAutoresizesSubviews:"), 1); objc_msgSend(w->priv.webview, sel_registerName("setAutoresizingMask:"), (NSViewWidthSizable | NSViewHeightSizable)); objc_msgSend(objc_msgSend(w->priv.window, sel_registerName("contentView")), sel_registerName("addSubview:"), w->priv.webview); objc_msgSend(w->priv.window, sel_registerName("orderFrontRegardless")); objc_msgSend(objc_msgSend((id)objc_getClass("NSApplication"), sel_registerName("sharedApplication")), sel_registerName("setActivationPolicy:"), NSApplicationActivationPolicyRegular); objc_msgSend(objc_msgSend((id)objc_getClass("NSApplication"), sel_registerName("sharedApplication")), sel_registerName("finishLaunching")); objc_msgSend(objc_msgSend((id)objc_getClass("NSApplication"), sel_registerName("sharedApplication")), sel_registerName("activateIgnoringOtherApps:"), 1); id menubar = objc_msgSend((id)objc_getClass("NSMenu"), sel_registerName("alloc")); objc_msgSend(menubar, sel_registerName("initWithTitle:"), get_nsstring("")); objc_msgSend(menubar, sel_registerName("autorelease")); id appName = objc_msgSend(objc_msgSend((id)objc_getClass("NSProcessInfo"), sel_registerName("processInfo")), sel_registerName("processName")); id appMenuItem = objc_msgSend((id)objc_getClass("NSMenuItem"), sel_registerName("alloc")); objc_msgSend(appMenuItem, sel_registerName("initWithTitle:action:keyEquivalent:"), appName, NULL, get_nsstring("")); id appMenu = objc_msgSend((id)objc_getClass("NSMenu"), sel_registerName("alloc")); objc_msgSend(appMenu, sel_registerName("initWithTitle:"), appName); objc_msgSend(appMenu, sel_registerName("autorelease")); objc_msgSend(appMenuItem, sel_registerName("setSubmenu:"), appMenu); objc_msgSend(menubar, sel_registerName("addItem:"), appMenuItem); id title = objc_msgSend(get_nsstring("Hide "), sel_registerName("stringByAppendingString:"), appName); id item = create_menu_item(title, "hide:", "h"); objc_msgSend(appMenu, sel_registerName("addItem:"), item); item = create_menu_item(get_nsstring("Hide Others"), "hideOtherApplications:", "h"); objc_msgSend(item, sel_registerName("setKeyEquivalentModifierMask:"), (NSEventModifierFlagOption | NSEventModifierFlagCommand)); objc_msgSend(appMenu, sel_registerName("addItem:"), item); item = create_menu_item(get_nsstring("Show All"), "unhideAllApplications:", ""); objc_msgSend(appMenu, sel_registerName("addItem:"), item); objc_msgSend(appMenu, sel_registerName("addItem:"), objc_msgSend((id)objc_getClass("NSMenuItem"), sel_registerName("separatorItem"))); title = objc_msgSend(get_nsstring("Quit "), sel_registerName("stringByAppendingString:"), appName); item = create_menu_item(title, "terminate:", "q"); objc_msgSend(appMenu, sel_registerName("addItem:"), item); objc_msgSend(objc_msgSend((id)objc_getClass("NSApplication"), sel_registerName("sharedApplication")), sel_registerName("setMainMenu:"), menubar); w->priv.should_exit = 0; return 0; } WEBVIEW_API int webview_loop(struct webview *w, int blocking) { id until = (blocking ? objc_msgSend((id)objc_getClass("NSDate"), sel_registerName("distantFuture")) : objc_msgSend((id)objc_getClass("NSDate"), sel_registerName("distantPast"))); id event = objc_msgSend( objc_msgSend((id)objc_getClass("NSApplication"), sel_registerName("sharedApplication")), sel_registerName("nextEventMatchingMask:untilDate:inMode:dequeue:"), ULONG_MAX, until, objc_msgSend((id)objc_getClass("NSString"), sel_registerName("stringWithUTF8String:"), "kCFRunLoopDefaultMode"), true); if (event) { objc_msgSend(objc_msgSend((id)objc_getClass("NSApplication"), sel_registerName("sharedApplication")), sel_registerName("sendEvent:"), event); } return w->priv.should_exit; } WEBVIEW_API int webview_eval(struct webview *w, const char *js) { objc_msgSend(w->priv.webview, sel_registerName("evaluateJavaScript:completionHandler:"), get_nsstring(js), NULL); return 0; } WEBVIEW_API void webview_set_title(struct webview *w, const char *title) { objc_msgSend(w->priv.window, sel_registerName("setTitle:"), get_nsstring(title)); } WEBVIEW_API void webview_set_fullscreen(struct webview *w, int fullscreen) { unsigned long windowStyleMask = (unsigned long)objc_msgSend( w->priv.window, sel_registerName("styleMask")); int b = (((windowStyleMask & NSWindowStyleMaskFullScreen) == NSWindowStyleMaskFullScreen) ? 1 : 0); if (b != fullscreen) { objc_msgSend(w->priv.window, sel_registerName("toggleFullScreen:"), NULL); } } WEBVIEW_API void webview_set_color(struct webview *w, uint8_t r, uint8_t g, uint8_t b, uint8_t a) { id color = objc_msgSend((id)objc_getClass("NSColor"), sel_registerName("colorWithRed:green:blue:alpha:"), (float)r / 255.0, (float)g / 255.0, (float)b / 255.0, (float)a / 255.0); objc_msgSend(w->priv.window, sel_registerName("setBackgroundColor:"), color); if (0.5 >= ((r / 255.0 * 299.0) + (g / 255.0 * 587.0) + (b / 255.0 * 114.0)) / 1000.0) { objc_msgSend(w->priv.window, sel_registerName("setAppearance:"), objc_msgSend((id)objc_getClass("NSAppearance"), sel_registerName("appearanceNamed:"), get_nsstring("NSAppearanceNameVibrantDark"))); } else { objc_msgSend(w->priv.window, sel_registerName("setAppearance:"), objc_msgSend((id)objc_getClass("NSAppearance"), sel_registerName("appearanceNamed:"), get_nsstring("NSAppearanceNameVibrantLight"))); } objc_msgSend(w->priv.window, sel_registerName("setOpaque:"), 0); objc_msgSend(w->priv.window, sel_registerName("setTitlebarAppearsTransparent:"), 1); } WEBVIEW_API void webview_dialog(struct webview *w, enum webview_dialog_type dlgtype, int flags, const char *title, const char *arg, char *result, size_t resultsz) { if (dlgtype == WEBVIEW_DIALOG_TYPE_OPEN || dlgtype == WEBVIEW_DIALOG_TYPE_SAVE) { id panel = (id)objc_getClass("NSSavePanel"); if (dlgtype == WEBVIEW_DIALOG_TYPE_OPEN) { id openPanel = objc_msgSend((id)objc_getClass("NSOpenPanel"), sel_registerName("openPanel")); if (flags & WEBVIEW_DIALOG_FLAG_DIRECTORY) { objc_msgSend(openPanel, sel_registerName("setCanChooseFiles:"), 0); objc_msgSend(openPanel, sel_registerName("setCanChooseDirectories:"), 1); } else { objc_msgSend(openPanel, sel_registerName("setCanChooseFiles:"), 1); objc_msgSend(openPanel, sel_registerName("setCanChooseDirectories:"), 0); } objc_msgSend(openPanel, sel_registerName("setResolvesAliases:"), 0); objc_msgSend(openPanel, sel_registerName("setAllowsMultipleSelection:"), 0); panel = openPanel; } else { panel = objc_msgSend((id)objc_getClass("NSSavePanel"), sel_registerName("savePanel")); } objc_msgSend(panel, sel_registerName("setCanCreateDirectories:"), 1); objc_msgSend(panel, sel_registerName("setShowsHiddenFiles:"), 1); objc_msgSend(panel, sel_registerName("setExtensionHidden:"), 0); objc_msgSend(panel, sel_registerName("setCanSelectHiddenExtension:"), 0); objc_msgSend(panel, sel_registerName("setTreatsFilePackagesAsDirectories:"), 1); objc_msgSend( panel, sel_registerName("beginSheetModalForWindow:completionHandler:"), w->priv.window, ^(id result) { objc_msgSend(objc_msgSend((id)objc_getClass("NSApplication"), sel_registerName("sharedApplication")), sel_registerName("stopModalWithCode:"), result); }); if (objc_msgSend(objc_msgSend((id)objc_getClass("NSApplication"), sel_registerName("sharedApplication")), sel_registerName("runModalForWindow:"), panel) == (id)NSModalResponseOK) { id url = objc_msgSend(panel, sel_registerName("URL")); id path = objc_msgSend(url, sel_registerName("path")); const char *filename = (const char *)objc_msgSend(path, sel_registerName("UTF8String")); strlcpy(result, filename, resultsz); } } else if (dlgtype == WEBVIEW_DIALOG_TYPE_ALERT) { id a = objc_msgSend((id)objc_getClass("NSAlert"), sel_registerName("new")); switch (flags & WEBVIEW_DIALOG_FLAG_ALERT_MASK) { case WEBVIEW_DIALOG_FLAG_INFO: objc_msgSend(a, sel_registerName("setAlertStyle:"), NSAlertStyleInformational); break; case WEBVIEW_DIALOG_FLAG_WARNING: printf("Warning\n"); objc_msgSend(a, sel_registerName("setAlertStyle:"), NSAlertStyleWarning); break; case WEBVIEW_DIALOG_FLAG_ERROR: printf("Error\n"); objc_msgSend(a, sel_registerName("setAlertStyle:"), NSAlertStyleCritical); break; } objc_msgSend(a, sel_registerName("setShowsHelp:"), 0); objc_msgSend(a, sel_registerName("setShowsSuppressionButton:"), 0); objc_msgSend(a, sel_registerName("setMessageText:"), get_nsstring(title)); objc_msgSend(a, sel_registerName("setInformativeText:"), get_nsstring(arg)); objc_msgSend(a, sel_registerName("addButtonWithTitle:"), get_nsstring("OK")); objc_msgSend(a, sel_registerName("runModal")); objc_msgSend(a, sel_registerName("release")); } } static void webview_dispatch_cb(void *arg) { struct webview_dispatch_arg *context = (struct webview_dispatch_arg *)arg; (context->fn)(context->w, context->arg); free(context); } WEBVIEW_API void webview_dispatch(struct webview *w, webview_dispatch_fn fn, void *arg) { struct webview_dispatch_arg *context = (struct webview_dispatch_arg *)malloc( sizeof(struct webview_dispatch_arg)); context->w = w; context->arg = arg; context->fn = fn; dispatch_async_f(dispatch_get_main_queue(), context, webview_dispatch_cb); } WEBVIEW_API void webview_terminate(struct webview *w) { w->priv.should_exit = 1; } WEBVIEW_API void webview_exit(struct webview *w) { id app = objc_msgSend((id)objc_getClass("NSApplication"), sel_registerName("sharedApplication")); objc_msgSend(app, sel_registerName("terminate:"), app); } WEBVIEW_API void webview_print_log(const char *s) { printf("%s\n", s); } #endif /* WEBVIEW_COCOA */ #endif /* WEBVIEW_IMPLEMENTATION */ #ifdef __cplusplus } #endif #endif /* WEBVIEW_H */ |