| 1 | /* Private structure type */ |
| 2 | typedef struct WebiPrivate_ WebiPrivate; |
| 3 | |
| 4 | /* |
| 5 | * Main object structure |
| 6 | */ |
| 7 | typedef struct Webi_ Webi; |
| 8 | |
| 9 | struct Webi_ { |
| 10 | GtkBin __parent__; |
| 11 | /*< private >*/ |
| 12 | WebiPrivate *_priv; |
| 13 | }; |
| 14 | |
| 15 | /** Structure used to set device type. */ |
| 16 | typedef enum { |
| 17 | WEBI_DEVICE_TYPE_SCREEN, |
| 18 | WEBI_DEVICE_TYPE_HANDHELD, |
| 19 | WEBI_DEVICE_TYPE_PRINTER |
| 20 | } WebiDeviceType; |
| 21 | |
| 22 | /** Rendering engine settings structure |
| 23 | * Rendering engine settings structure. |
| 24 | */ |
| 25 | |
| 26 | typedef struct WebiSettings_ WebiSettings; |
| 27 | struct WebiSettings_ { |
| 28 | gboolean javascript_enabled; |
| 29 | gboolean java_enabled; |
| 30 | gboolean plugins_enabled; |
| 31 | gboolean autoload_images; |
| 32 | gfloat minimum_font_size; |
| 33 | gfloat default_font_size; |
| 34 | gfloat default_fixed_font_size; |
| 35 | const gchar* default_text_encoding; |
| 36 | const gchar* serif_font_family; |
| 37 | const gchar* sans_serif_font_family; |
| 38 | const gchar* fixed_font_family; |
| 39 | const gchar* standard_font_family; |
| 40 | const gchar* cursive_font_family; |
| 41 | const gchar* fantasy_font_family; |
| 42 | const gchar* user_agent_string; |
| 43 | |
| 44 | /** Full url (including port) of the proxy to use. If NULL, empty (""), */ |
| 45 | const gchar* http_proxy; |
| 46 | |
| 47 | /** Rendering Mode */ |
| 48 | const WebiDeviceType device_type; |
| 49 | }; |
| 50 | |
| 51 | typedef struct WebiLoadStatus_ WebiLoadStatus; |
| 52 | |
| 53 | /** Type of the status message. */ |
| 54 | typedef enum { |
| 55 | /** Report start loading a resource */ |
| 56 | WEBI_LOADING_START, |
| 57 | /** Report progress in loading a resource */ |
| 58 | WEBI_LOADING, |
| 59 | /** Report a successful resource load */ |
| 60 | WEBI_LOADING_COMPLETE, |
| 61 | /** Report an error in resource loading. */ |
| 62 | WEBI_LOADING_ERROR |
| 63 | } WebiStatus; |
| 64 | |
| 65 | /** Status message. */ |
| 66 | struct WebiLoadStatus_ { |
| 67 | /** Status of the loading process. */ |
| 68 | WebiStatus status; |
| 69 | |
| 70 | /** Number of files to download */ |
| 71 | guint files; |
| 72 | |
| 73 | /** Number of files received with Content-Length set*/ |
| 74 | guint filesWithSize; |
| 75 | |
| 76 | /** Number of files received */ |
| 77 | guint ready; |
| 78 | |
| 79 | /** Bytes available for resource. */ |
| 80 | guint size; |
| 81 | |
| 82 | /** Bytes received from resource. */ |
| 83 | guint received; |
| 84 | |
| 85 | /** Total size of the resources including those that didn't have |
| 86 | Content-Length set. */ |
| 87 | guint totalSize; |
| 88 | |
| 89 | /** Bytes received total. */ |
| 90 | guint totalReceived; |
| 91 | |
| 92 | /** Error code. */ |
| 93 | gint statusCode; |
| 94 | }; |
| 95 | |
| 96 | |
| 97 | |
| 98 | typedef struct WebiPromptArgs_ WebiPromptArgs; |
| 99 | |
| 100 | |
| 101 | /** Type of message prompt if message prompt was an alert (ok button), confirm (yes/no) or input (textfield, ok, cancel). |
| 102 | */ |
| 103 | typedef enum { |
| 104 | /** alert (ok button)*/ |
| 105 | WEBI_ALERT, |
| 106 | /**confirm (yes/no)*/ |
| 107 | WEBI_CONFIRM, |
| 108 | /**or input (textfield, ok, cancel) */ |
| 109 | WEBI_INPUT |
| 110 | } WebiPromptType; |
| 111 | |
| 112 | /** Structure used to pass arguments of javascript prompt messages |
| 113 | */ |
| 114 | struct WebiPromptArgs_ |
| 115 | { |
| 116 | /*<public>*/ |
| 117 | |
| 118 | /** Flag specifying if message prompt was an alert (ok button), confirm (yes/no) or |
| 119 | * input (textfield, ok, cancel). */ |
| 120 | WebiPromptType type; |
| 121 | |
| 122 | /** The prompt message*/ |
| 123 | const gchar* msg; |
| 124 | |
| 125 | /** default input text. |
| 126 | * if type == WEBI_INPUT contains default input text to be shown in input field */ |
| 127 | const gchar* default_input; |
| 128 | |
| 129 | /** text entered in the prompt textfield |
| 130 | * should be set if type == WEBI_INPUT |
| 131 | * string will be deallocated by signaller with g_free(). |
| 132 | * ie. there's an ownership change. */ |
| 133 | gchar* out_input; |
| 134 | |
| 135 | /** flag specifying if the button pressed was ok or cancel, yes or no |
| 136 | * \TRUE means ok or yes |
| 137 | * \FALSE means cancel or no |
| 138 | */ |
| 139 | gboolean out_ok_pressed; |
| 140 | }; |
| 141 | |
| 142 | typedef struct WebiAuthArgs_ WebiAuthArgs; |
| 143 | |
| 144 | /** Structure used to pass arguments of javascript prompt messages |
| 145 | */ |
| 146 | struct WebiAuthArgs_ |
| 147 | { |
| 148 | /*< public >*/ |
| 149 | /** realm of authentication */ |
| 150 | const gchar* realm; |
| 151 | |
| 152 | /** Out parameter containing username from user. |
| 153 | * string will be deallocated by caller with g_free(). |
| 154 | * ie. there's an ownership change.*/ |
| 155 | gchar* out_username; |
| 156 | |
| 157 | /** Out parameter containing password from user. |
| 158 | * string will be deallocated by caller with g_free() |
| 159 | * ie. there's an ownership change. */ |
| 160 | |
| 161 | gchar* out_password; |
| 162 | |
| 163 | /** flag specifying if the button pressed was ok or cancel |
| 164 | * \TRUE means ok |
| 165 | * \FALSE otherwise */ |
| 166 | gboolean out_ok_pressed; |
| 167 | }; |
| 168 | |
| 169 | typedef struct WebiCookie_ WebiCookie; |
| 170 | |
| 171 | /** Structure used to pass arguments of javascript prompt messages |
| 172 | */ |
| 173 | struct WebiCookie_ |
| 174 | { |
| 175 | /*<public>*/ |
| 176 | |
| 177 | /** Whole cookie */ |
| 178 | const gchar* cookie; |
| 179 | |
| 180 | /** Cookie name */ |
| 181 | const gchar* name; |
| 182 | |
| 183 | /** Cookie value */ |
| 184 | const gchar* value; |
| 185 | |
| 186 | /* Cookie comment */ |
| 187 | const gchar* comment; |
| 188 | |
| 189 | /* Cookie domain */ |
| 190 | const gchar* domain; |
| 191 | |
| 192 | /* Cookie TTL */ |
| 193 | const gchar* maxAge; |
| 194 | |
| 195 | /* Cookie path */ |
| 196 | const gchar* path; |
| 197 | |
| 198 | /* Is cookie secure? */ |
| 199 | gboolean secure; |
| 200 | |
| 201 | /* Cookie-specification version. */ |
| 202 | gint version; |
| 203 | |
| 204 | /** Out argument - user accepted the cookie. */ |
| 205 | gboolean out_accept_cookie; |
| 206 | }; |
| 207 | |
| 208 | typedef struct WebiWindowProperties_ WebiWindowProperties; |
| 209 | |
| 210 | /** Structure used to pass arguments of javascript prompt messages |
| 211 | */ |
| 212 | struct WebiWindowProperties_ |
| 213 | { |
| 214 | /*<public>*/ |
| 215 | /* Are toolbars wisible. */ |
| 216 | gboolean toolbarsVisible; |
| 217 | |
| 218 | /* is status bar visible. */ |
| 219 | gboolean statusBarVisible; |
| 220 | |
| 221 | /* are scroll bars visible. */ |
| 222 | gboolean scrollbarsVisible; |
| 223 | |
| 224 | /* Is window resizable. */ |
| 225 | gboolean isResizable; |
| 226 | }; |
| 227 | |
| 228 | /** Structure used to get and set window size and content rectangle size. */ |
| 229 | typedef enum { |
| 230 | WEBI_CONTENT_SIZE, |
| 231 | WEBI_WINDOW_SIZE |
| 232 | } WebiWindowSize; |
| 233 | |
| 234 | /* |
| 235 | * Class definition |
| 236 | */ |
| 237 | typedef struct WebiClass_ WebiClass; |
| 238 | struct WebiClass_ { |
| 239 | GtkBinClass __parent__; |
| 240 | |
| 241 | /*signals*/ |
| 242 | |
| 243 | |
| 244 | /** Location change indication signal. |
| 245 | * use \webi_get_location() to get the url string |
| 246 | * @emited when current page changes. |
| 247 | * @param self the engine which sent the signal |
| 248 | */ |
| 249 | void (* location) (Webi * self); |
| 250 | |
| 251 | /** Title change indication signal. |
| 252 | * use \webi_get_title() to get the title string |
| 253 | * @emited when title of current page changes. |
| 254 | * @param self the engine which sent the signal |
| 255 | */ |
| 256 | void (* title) (Webi * self); |
| 257 | |
| 258 | /** Load start indication signal. |
| 259 | * @emited when page loading is started |
| 260 | * @param self the engine which sent the signal |
| 261 | */ |
| 262 | void (* load_start) (Webi * self); |
| 263 | |
| 264 | /** Load start indication signal. |
| 265 | * @emited when page loading is stopped. |
| 266 | * @emited on error |
| 267 | * @param self the engine which sent the signal |
| 268 | */ |
| 269 | void (* load_stop) (Webi * self); |
| 270 | |
| 271 | /** Set cookie indication signal. |
| 272 | * @emited when a cookie is received from network |
| 273 | * @param self the engine which sent the signal |
| 274 | * @param cookie The actual cookie received. |
| 275 | * @return \FALSE if don't allow cookie to be set |
| 276 | * \TRUE if cookie should be set |
| 277 | */ |
| 278 | gboolean (* set_cookie) (Webi * self, WebiCookie * cookie); |
| 279 | |
| 280 | /** javascript status change indication signal |
| 281 | * use \webi_get_status_text() to get the status string |
| 282 | * |
| 283 | * @emited when javascript status changes. |
| 284 | * @param self the engine which sent the signal |
| 285 | */ |
| 286 | void (* status_text) (Webi * self); |
| 287 | |
| 288 | /** Page load status change indication signal |
| 289 | * |
| 290 | * @emited when page load status changes. |
| 291 | * @param self the engine which sent the signal |
| 292 | * @param status status of the engine. |
| 293 | */ |
| 294 | void (* status) (Webi * self, WebiLoadStatus * status); |
| 295 | |
| 296 | /** javascript prompt and alert request signal |
| 297 | * must be synchronous |
| 298 | * @emited when javascript generates an alert |
| 299 | * @emited when javascript generates an prompt |
| 300 | * |
| 301 | * @param self the engine which sent the signal |
| 302 | * @param args used to pass information between browser and engine (in and out) |
| 303 | * see #WebiPromptAgs |
| 304 | */ |
| 305 | void (* req_js_prompt) (Webi *self, WebiPromptArgs* args); |
| 306 | |
| 307 | /** HTTP Auth |
| 308 | * must be synchronous |
| 309 | * @emited when javascript generates an alert |
| 310 | * @emited when javascript generates an prompt |
| 311 | * |
| 312 | * @param self the engine which sent the signal |
| 313 | * @param args used to pass information between browser and engine (in and out) |
| 314 | * see #WebiPromptAgs |
| 315 | */ |
| 316 | void (* req_auth_prompt) (Webi *self, WebiAuthArgs* args); |
| 317 | |
| 318 | /** javascript/html new window request signal |
| 319 | * must be synchronous |
| 320 | * |
| 321 | * @emited when javascript requests to create a new window |
| 322 | * @emited when html link contains target="_blank" -attribute * |
| 323 | * @param self the engine which sent the signal |
| 324 | * @param url the URL string loading by newengine. |
| 325 | * @return newengine The new engine of the new window |
| 326 | * or \NULL if new window creation is not allowed |
| 327 | */ |
| 328 | Webi * (* req_new_window) (Webi *self, const gchar *url); |
| 329 | |
| 330 | void (* show_window) (Webi *self, WebiWindowProperties* features); |
| 331 | void (* close_window) (Webi *self); |
| 332 | |
| 333 | void (* set_window_properties) (Webi *self, WebiWindowProperties* features); |
| 334 | void (* get_window_size) (Webi *self, WebiWindowSize * type, GtkAllocation * size); |
| 335 | void (* set_window_size) (Webi *self, WebiWindowSize * type, GtkRequisition * size); |
| 336 | |
| 337 | |
| 338 | /** Set device type signal |
| 339 | * must be synchronous |
| 340 | * |
| 341 | * @emited when user wants to change device type used in rendering and |
| 342 | * style sheet selection |
| 343 | * @param self the engine which sent the signal |
| 344 | * @param newDeviceType The new device type of current window |
| 345 | */ |
| 346 | void (* set_device_type) (Webi *self, WebiDeviceType type); |
| 347 | |
| 348 | /** Get device type signal |
| 349 | * must be synchronous |
| 350 | * |
| 351 | * @emited when user wants to change device type used in rendering and |
| 352 | * style sheet selection |
| 353 | * @param self the engine which sent the signal |
| 354 | * @param newDeviceType The new device type of current window |
| 355 | */ |
| 356 | WebiDeviceType (* get_device_type) (Webi *self); |
| 357 | |
| 358 | void (* mouse_over) (Webi *self, const gchar* link_title, const gchar* link_label, const gchar* link_url, const gchar* link_target); |
| 359 | |
| 360 | /** selection change signal*/ |
| 361 | void (* selection) (Webi *self); |
| 362 | #if 0 |
| 363 | /* not implemented at the moment */ |
| 364 | void (* req_file_attach) (Webi *self); |
| 365 | void (* file_upload_finished) (Webi *self); |
| 366 | void (* file_upload_finished) (Webi *self); |
| 367 | #endif |
| 368 | |
| 369 | }; |
| 370 | |
| 371 | |
| 372 | /* |
| 373 | * Public methods |
| 374 | */ |
| 375 | |
| 376 | |
| 377 | /** Returns GObject type for KHTML html renderer class |
| 378 | * Returns GObject type for KHTML html renderer class. |
| 379 | * |
| 380 | * @return type for KHTML html renderer class |
| 381 | */ |
| 382 | GType webi_get_type (); |
| 383 | |
| 384 | |
| 385 | /** Creates new html rendering engine |
| 386 | * Creates new html rendering engine widget. To be able to view web pages, |
| 387 | * add returned widget to a container and show the container. |
| 388 | * |
| 389 | * @return html rendering engine widget |
| 390 | */ |
| 391 | GtkWidget * webi_new (); |
| 392 | |
| 393 | /** Starts loading of a new url |
| 394 | * Starts loading of a new url. Loading is asynchronous. |
| 395 | * |
| 396 | * @emit "load-start" signal on start |
| 397 | * @emit "load-stop" signal when loading stops, ie. succesfully loaded page, or error |
| 398 | * @param self the engine to use |
| 399 | * @param url the url to load |
| 400 | */ |
| 401 | void webi_load_url (Webi * self, const gchar * url); |
| 402 | |
| 403 | /** Reloads current url |
| 404 | * reloads current url |
| 405 | */ |
| 406 | void webi_refresh (Webi * self); |
| 407 | |
| 408 | /** Cancels the load currently in progress, if any |
| 409 | * Cancels the load currently in progress, if any. |
| 410 | * @emit "load-stop" |
| 411 | * |
| 412 | * @param self the engine to use |
| 413 | */ |
| 414 | void webi_stop_load (Webi * self); |
| 415 | |
| 416 | /** Checks the browsing history position relative to the beginning of the history |
| 417 | * Checks if the engine is at the beginning of browsing history. |
| 418 | * @return \TRUE if browsing history has previous elements |
| 419 | * \FALSE otherwise |
| 420 | */ |
| 421 | gboolean webi_can_go_back (Webi * self); |
| 422 | |
| 423 | |
| 424 | /** Checks the browsing history position relative to the end of the history |
| 425 | * Checks if the engine is at the end of browsing history. |
| 426 | * @return \TRUE if browsing history has successive elements |
| 427 | * \FALSE otherwise |
| 428 | */ |
| 429 | gboolean webi_can_go_forward (Webi * self); |
| 430 | |
| 431 | /** Directs browser engine to the previous url in the browsing history |
| 432 | * Directs browser engine to the previous url in the browsing history. |
| 433 | * @emit "load-start" see \webi_load_url |
| 434 | * @emit "load-stop" see \webi_load_url |
| 435 | */ |
| 436 | void webi_go_back (Webi * self); |
| 437 | |
| 438 | /** Directs browser engine to the next url in the browsing history |
| 439 | * Directs browser engine to the next url in the browsing history. |
| 440 | * |
| 441 | * @emit "load-start" see \webi_load_url |
| 442 | * @emit "load-stop" see \webi_load_url |
| 443 | */ |
| 444 | void webi_go_forward (Webi * self); |
| 445 | |
| 446 | /** Returns the url of the currently loaded page |
| 447 | * Returns the url of the currently loaded page. |
| 448 | * The string contains the full url used, including |
| 449 | * the protocol. It can be absolute or relative. |
| 450 | * The string must not be freed (const). |
| 451 | * |
| 452 | * @return the url string of the currently loaded page. |
| 453 | */ |
| 454 | const gchar* webi_get_location (Webi * self); |
| 455 | |
| 456 | /** Returns the title of the currently loaded page |
| 457 | * Returns the title of the currently loaded page. |
| 458 | * If the page contains a frameset, title is the title of the |
| 459 | * frameset. |
| 460 | * |
| 461 | * @return the title of the currently loaded page. |
| 462 | */ |
| 463 | const gchar* webi_get_title (Webi * self); |
| 464 | |
| 465 | /** Returns a status string set by javascript |
| 466 | * Returns a string that javascript has set to be used |
| 467 | * usually in the statusbar of the browser. |
| 468 | * |
| 469 | * @return javascript status string |
| 470 | */ |
| 471 | const gchar* webi_get_status_text (Webi * self); |
| 472 | |
| 473 | /** Returns internal representation of the engine |
| 474 | * Returns internal representation of the engine. |
| 475 | * Can be used in C++ code. Exposes the public NRCore api |
| 476 | * to the user. This may be needed if certain functionality |
| 477 | * is not implemented in C interface. |
| 478 | * usage not recommended |
| 479 | * Used with: |
| 480 | * OSBB::Bridge* engine = 0; |
| 481 | * Webi* khtml_engine = webi_new(); |
| 482 | * engine = static_cast<OSB::Bridge*>(webi_get_internal (engine)); |
| 483 | * |
| 484 | */ |
| 485 | void* webi_get_internal (Webi * self); |
| 486 | |
| 487 | /** Sets the settings of the rendering engine |
| 488 | * Sets the settings of the rendering engine. |
| 489 | * |
| 490 | */ |
| 491 | void webi_set_settings (Webi * self, const WebiSettings* settings); |
| 492 | |
| 493 | /** Prints the internal render tree of the engine. |
| 494 | * |
| 495 | * Can be used in C++ debug code. This |
| 496 | * usage not recommended |
| 497 | */ |
| 498 | const gchar* webi_render_tree (Webi * self); |
| 499 | |
| 500 | /** Toggles the emission of internal constructed load status messages |
| 501 | * Sets the emission of internal constructed load status messages |
| 502 | * Signalö emitted is status-text |
| 503 | * |
| 504 | * @param flag \TRUE if you want to receive internal status messages |
| 505 | for loading |
| 506 | \FALSE if not |
| 507 | */ |
| 508 | void webi_set_emit_internal_status (Webi * self, gboolean flag); |
| 509 | |
| 510 | |
| 511 | /** Sets the device type used for current window. |
| 512 | * |
| 513 | * @param self the engine which sent the signal |
| 514 | * @param newDeviceType The new device type of current window |
| 515 | */ |
| 516 | void webi_set_device_type (Webi * self, WebiDeviceType device); |
| 517 | |
| 518 | /** Gets the device type used for current window. |
| 519 | * |
| 520 | * @param self the engine which sent the signal |
| 521 | * @param newDeviceType The new device type of current window |
| 522 | */ |
| 523 | WebiDeviceType webi_get_device_type (Webi * self); |
| 524 | |
| 525 | |
| 526 | void webi_set_group (Webi* self, const gchar* group); |
| 527 | |
| 528 | const gchar* webi_get_group (Webi* self); |
| 529 | |
| 530 | void webi_set_text_multiplier (Webi* self, gfloat multiplier); |
| 531 | gfloat webi_get_text_multiplier (Webi* self); |
| 532 | |
| 533 | gboolean webi_find (Webi* self, const gchar* text, gboolean case_sensitive, gboolean dir_down); |
| 534 | |
| 535 | /** Gets the active selection. |
| 536 | * The returned string must be freed with g_free() |
| 537 | * Returns "" if selection is not active |
| 538 | */ |
| 539 | gchar* webi_get_current_selection_as_text(Webi* self); |
| 540 | |
| 541 | /** Gets the engine user agent string. |
| 542 | * The returned string can be used to construct browser-specific |
| 543 | * user-agent strings |
| 544 | */ |
| 545 | const gchar* webi_get_engine_user_agent_string (); |
| 546 | |
| 547 | #ifdef __cplusplus |
| 548 | } |
| 549 | #endif /* __cplusplus */ |
| 550 | |
| 551 | #endif |