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d3dx9: Implemented ConvertPointRepsToAdjacency.
[wine/multimedia.git] / dlls / mshtml / htmlevent.c
blob9ab07a47da635f88337d38f9d15ae0372313cc74
1 /*
2 * Copyright 2008-2009 Jacek Caban for CodeWeavers
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
17 */
18
19 #include <stdarg.h>
20
21 #define COBJMACROS
22
23 #include "windef.h"
24 #include "winbase.h"
25 #include "winuser.h"
26 #include "ole2.h"
27 #include "mshtmdid.h"
28
29 #include "mshtml_private.h"
30 #include "htmlevent.h"
31
32 #include "wine/debug.h"
33
34 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
35
36 typedef struct {
37 IDispatch *handler_prop;
38 DWORD handler_cnt;
39 IDispatch *handlers[0];
40 } handler_vector_t;
41
42 struct event_target_t {
43 DWORD node_handlers_mask;
44 handler_vector_t *event_table[EVENTID_LAST];
45 };
46
47 static const WCHAR beforeunloadW[] = {'b','e','f','o','r','e','u','n','l','o','a','d',0};
48 static const WCHAR onbeforeunloadW[] = {'o','n','b','e','f','o','r','e','u','n','l','o','a','d',0};
49
50 static const WCHAR blurW[] = {'b','l','u','r',0};
51 static const WCHAR onblurW[] = {'o','n','b','l','u','r',0};
52
53 static const WCHAR changeW[] = {'c','h','a','n','g','e',0};
54 static const WCHAR onchangeW[] = {'o','n','c','h','a','n','g','e',0};
55
56 static const WCHAR clickW[] = {'c','l','i','c','k',0};
57 static const WCHAR onclickW[] = {'o','n','c','l','i','c','k',0};
58
59 static const WCHAR contextmenuW[] = {'c','o','n','t','e','x','t','m','e','n','u',0};
60 static const WCHAR oncontextmenuW[] = {'o','n','c','o','n','t','e','x','t','m','e','n','u',0};
61
62 static const WCHAR dblclickW[] = {'d','b','l','c','l','i','c','k',0};
63 static const WCHAR ondblclickW[] = {'o','n','d','b','l','c','l','i','c','k',0};
64
65 static const WCHAR dragW[] = {'d','r','a','g',0};
66 static const WCHAR ondragW[] = {'o','n','d','r','a','g',0};
67
68 static const WCHAR dragstartW[] = {'d','r','a','g','s','t','a','r','t',0};
69 static const WCHAR ondragstartW[] = {'o','n','d','r','a','g','s','t','a','r','t',0};
70
71 static const WCHAR focusW[] = {'f','o','c','u','s',0};
72 static const WCHAR onfocusW[] = {'o','n','f','o','c','u','s',0};
73
74 static const WCHAR keydownW[] = {'k','e','y','d','o','w','n',0};
75 static const WCHAR onkeydownW[] = {'o','n','k','e','y','d','o','w','n',0};
76
77 static const WCHAR keyupW[] = {'k','e','y','u','p',0};
78 static const WCHAR onkeyupW[] = {'o','n','k','e','y','u','p',0};
79
80 static const WCHAR loadW[] = {'l','o','a','d',0};
81 static const WCHAR onloadW[] = {'o','n','l','o','a','d',0};
82
83 static const WCHAR mousedownW[] = {'m','o','u','s','e','d','o','w','n',0};
84 static const WCHAR onmousedownW[] = {'o','n','m','o','u','s','e','d','o','w','n',0};
85
86 static const WCHAR mousemoveW[] = {'m','o','u','s','e','m','o','v','e',0};
87 static const WCHAR onmousemoveW[] = {'o','n','m','o','u','s','e','m','o','v','e',0};
88
89 static const WCHAR mouseoutW[] = {'m','o','u','s','e','o','u','t',0};
90 static const WCHAR onmouseoutW[] = {'o','n','m','o','u','s','e','o','u','t',0};
91
92 static const WCHAR mouseoverW[] = {'m','o','u','s','e','o','v','e','r',0};
93 static const WCHAR onmouseoverW[] = {'o','n','m','o','u','s','e','o','v','e','r',0};
94
95 static const WCHAR mouseupW[] = {'m','o','u','s','e','u','p',0};
96 static const WCHAR onmouseupW[] = {'o','n','m','o','u','s','e','u','p',0};
97
98 static const WCHAR pasteW[] = {'p','a','s','t','e',0};
99 static const WCHAR onpasteW[] = {'o','n','p','a','s','t','e',0};
100
101 static const WCHAR readystatechangeW[] = {'r','e','a','d','y','s','t','a','t','e','c','h','a','n','g','e',0};
102 static const WCHAR onreadystatechangeW[] = {'o','n','r','e','a','d','y','s','t','a','t','e','c','h','a','n','g','e',0};
103
104 static const WCHAR resizeW[] = {'r','e','s','i','z','e',0};
105 static const WCHAR onresizeW[] = {'o','n','r','e','s','i','z','e',0};
106
107 static const WCHAR selectstartW[] = {'s','e','l','e','c','t','s','t','a','r','t',0};
108 static const WCHAR onselectstartW[] = {'o','n','s','e','l','e','c','t','s','t','a','r','t',0};
109
110 static const WCHAR submitW[] = {'s','u','b','m','i','t',0};
111 static const WCHAR onsubmitW[] = {'o','n','s','u','b','m','i','t',0};
112
113 static const WCHAR HTMLEventsW[] = {'H','T','M','L','E','v','e','n','t','s',0};
114 static const WCHAR KeyboardEventW[] = {'K','e','y','b','o','a','r','d','E','v','e','n','t',0};
115 static const WCHAR MouseEventW[] = {'M','o','u','s','e','E','v','e','n','t',0};
116
117 enum {
118 EVENTT_NONE,
119 EVENTT_HTML,
120 EVENTT_KEY,
121 EVENTT_MOUSE
122 };
123
124 static const WCHAR *event_types[] = {
125 NULL,
126 HTMLEventsW,
127 KeyboardEventW,
128 MouseEventW
129 };
130
131 typedef struct {
132 LPCWSTR name;
133 LPCWSTR attr_name;
134 DWORD type;
135 DISPID dispid;
136 DWORD flags;
137 } event_info_t;
138
139 #define EVENT_DEFAULTLISTENER 0x0001
140 #define EVENT_BUBBLE 0x0002
141 #define EVENT_FORWARDBODY 0x0004
142 #define EVENT_NODEHANDLER 0x0008
143 #define EVENT_CANCELABLE 0x0010
144 #define EVENT_SETONINIT 0x0020
145
146 static const event_info_t event_info[] = {
147 {beforeunloadW, onbeforeunloadW, EVENTT_NONE, DISPID_EVMETH_ONBEFOREUNLOAD,
148 EVENT_DEFAULTLISTENER|EVENT_FORWARDBODY},
149 {blurW, onblurW, EVENTT_HTML, DISPID_EVMETH_ONBLUR,
150 EVENT_DEFAULTLISTENER},
151 {changeW, onchangeW, EVENTT_HTML, DISPID_EVMETH_ONCHANGE,
152 EVENT_DEFAULTLISTENER|EVENT_BUBBLE},
153 {clickW, onclickW, EVENTT_MOUSE, DISPID_EVMETH_ONCLICK,
154 EVENT_DEFAULTLISTENER|EVENT_BUBBLE|EVENT_CANCELABLE|EVENT_SETONINIT},
155 {contextmenuW, oncontextmenuW, EVENTT_MOUSE, DISPID_EVMETH_ONCONTEXTMENU,
156 EVENT_BUBBLE|EVENT_CANCELABLE},
157 {dblclickW, ondblclickW, EVENTT_MOUSE, DISPID_EVMETH_ONDBLCLICK,
158 EVENT_DEFAULTLISTENER|EVENT_BUBBLE|EVENT_CANCELABLE},
159 {dragW, ondragW, EVENTT_MOUSE, DISPID_EVMETH_ONDRAG,
160 EVENT_CANCELABLE},
161 {dragstartW, ondragstartW, EVENTT_MOUSE, DISPID_EVMETH_ONDRAGSTART,
162 EVENT_CANCELABLE},
163 {focusW, onfocusW, EVENTT_HTML, DISPID_EVMETH_ONFOCUS,
164 EVENT_DEFAULTLISTENER},
165 {keydownW, onkeydownW, EVENTT_KEY, DISPID_EVMETH_ONKEYDOWN,
166 EVENT_DEFAULTLISTENER|EVENT_BUBBLE},
167 {keyupW, onkeyupW, EVENTT_KEY, DISPID_EVMETH_ONKEYUP,
168 EVENT_DEFAULTLISTENER|EVENT_BUBBLE},
169 {loadW, onloadW, EVENTT_HTML, DISPID_EVMETH_ONLOAD,
170 EVENT_NODEHANDLER},
171 {mousedownW, onmousedownW, EVENTT_MOUSE, DISPID_EVMETH_ONMOUSEDOWN,
172 EVENT_DEFAULTLISTENER|EVENT_BUBBLE},
173 {mousemoveW, onmousemoveW, EVENTT_MOUSE, DISPID_EVMETH_ONMOUSEMOVE,
174 EVENT_DEFAULTLISTENER|EVENT_BUBBLE},
175 {mouseoutW, onmouseoutW, EVENTT_MOUSE, DISPID_EVMETH_ONMOUSEOUT,
176 EVENT_DEFAULTLISTENER|EVENT_BUBBLE},
177 {mouseoverW, onmouseoverW, EVENTT_MOUSE, DISPID_EVMETH_ONMOUSEOVER,
178 EVENT_DEFAULTLISTENER|EVENT_BUBBLE},
179 {mouseupW, onmouseupW, EVENTT_MOUSE, DISPID_EVMETH_ONMOUSEUP,
180 EVENT_DEFAULTLISTENER|EVENT_BUBBLE},
181 {pasteW, onpasteW, EVENTT_NONE, DISPID_EVMETH_ONPASTE,
182 EVENT_CANCELABLE},
183 {readystatechangeW, onreadystatechangeW, EVENTT_NONE, DISPID_EVMETH_ONREADYSTATECHANGE,
184 0},
185 {resizeW, onresizeW, EVENTT_NONE, DISPID_EVMETH_ONRESIZE,
186 EVENT_DEFAULTLISTENER|EVENT_BUBBLE},
187 {selectstartW, onselectstartW, EVENTT_MOUSE, DISPID_EVMETH_ONSELECTSTART,
188 EVENT_CANCELABLE},
189 {submitW, onsubmitW, EVENTT_HTML, DISPID_EVMETH_ONSUBMIT,
190 EVENT_DEFAULTLISTENER|EVENT_BUBBLE|EVENT_CANCELABLE}
191 };
192
193 static const eventid_t node_handled_list[] = { EVENTID_LOAD };
194
195 eventid_t str_to_eid(LPCWSTR str)
196 {
197 int i;
198
199 for(i=0; i < sizeof(event_info)/sizeof(event_info[0]); i++) {
200 if(!strcmpW(event_info[i].name, str))
201 return i;
202 }
203
204 ERR("unknown type %s\n", debugstr_w(str));
205 return EVENTID_LAST;
206 }
207
208 static eventid_t attr_to_eid(LPCWSTR str)
209 {
210 int i;
211
212 for(i=0; i < sizeof(event_info)/sizeof(event_info[0]); i++) {
213 if(!strcmpW(event_info[i].attr_name, str))
214 return i;
215 }
216
217 return EVENTID_LAST;
218 }
219
220 static DWORD get_node_handler_mask(eventid_t eid)
221 {
222 DWORD i;
223
224 for(i=0; i<sizeof(node_handled_list)/sizeof(*node_handled_list); i++) {
225 if(node_handled_list[i] == eid)
226 return 1 << i;
227 }
228
229 ERR("Invalid eid %d\n", eid);
230 return ~0;
231 }
232
233 typedef struct {
234 DispatchEx dispex;
235 IHTMLEventObj IHTMLEventObj_iface;
236
237 LONG ref;
238
239 HTMLDOMNode *target;
240 const event_info_t *type;
241 nsIDOMEvent *nsevent;
242 BOOL prevent_default;
243 } HTMLEventObj;
244
245 static inline HTMLEventObj *impl_from_IHTMLEventObj(IHTMLEventObj *iface)
246 {
247 return CONTAINING_RECORD(iface, HTMLEventObj, IHTMLEventObj_iface);
248 }
249
250 static HRESULT WINAPI HTMLEventObj_QueryInterface(IHTMLEventObj *iface, REFIID riid, void **ppv)
251 {
252 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
253
254 *ppv = NULL;
255
256 if(IsEqualGUID(&IID_IUnknown, riid)) {
257 TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
258 *ppv = &This->IHTMLEventObj_iface;
259 }else if(IsEqualGUID(&IID_IHTMLEventObj, riid)) {
260 TRACE("(%p)->(IID_IHTMLEventObj %p)\n", This, ppv);
261 *ppv = &This->IHTMLEventObj_iface;
262 }else if(dispex_query_interface(&This->dispex, riid, ppv)) {
263 return *ppv ? S_OK : E_NOINTERFACE;
264 }
265
266 if(*ppv) {
267 IUnknown_AddRef((IUnknown*)*ppv);
268 return S_OK;
269 }
270
271 WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
272 return E_NOINTERFACE;
273 }
274
275 static ULONG WINAPI HTMLEventObj_AddRef(IHTMLEventObj *iface)
276 {
277 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
278 LONG ref = InterlockedIncrement(&This->ref);
279
280 TRACE("(%p) ref=%d\n", This, ref);
281
282 return ref;
283 }
284
285 static ULONG WINAPI HTMLEventObj_Release(IHTMLEventObj *iface)
286 {
287 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
288 LONG ref = InterlockedDecrement(&This->ref);
289
290 TRACE("(%p) ref=%d\n", This, ref);
291
292 if(!ref) {
293 if(This->target)
294 IHTMLDOMNode_Release(&This->target->IHTMLDOMNode_iface);
295 if(This->nsevent)
296 nsIDOMEvent_Release(This->nsevent);
297 release_dispex(&This->dispex);
298 heap_free(This);
299 }
300
301 return ref;
302 }
303
304 static HRESULT WINAPI HTMLEventObj_GetTypeInfoCount(IHTMLEventObj *iface, UINT *pctinfo)
305 {
306 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
307 return IDispatchEx_GetTypeInfoCount(&This->dispex.IDispatchEx_iface, pctinfo);
308 }
309
310 static HRESULT WINAPI HTMLEventObj_GetTypeInfo(IHTMLEventObj *iface, UINT iTInfo,
311 LCID lcid, ITypeInfo **ppTInfo)
312 {
313 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
314 return IDispatchEx_GetTypeInfo(&This->dispex.IDispatchEx_iface, iTInfo, lcid, ppTInfo);
315 }
316
317 static HRESULT WINAPI HTMLEventObj_GetIDsOfNames(IHTMLEventObj *iface, REFIID riid,
318 LPOLESTR *rgszNames, UINT cNames,
319 LCID lcid, DISPID *rgDispId)
320 {
321 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
322 return IDispatchEx_GetIDsOfNames(&This->dispex.IDispatchEx_iface, riid, rgszNames, cNames,
323 lcid, rgDispId);
324 }
325
326 static HRESULT WINAPI HTMLEventObj_Invoke(IHTMLEventObj *iface, DISPID dispIdMember,
327 REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
328 VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
329 {
330 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
331 return IDispatchEx_Invoke(&This->dispex.IDispatchEx_iface, dispIdMember, riid, lcid,
332 wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
333 }
334
335 static HRESULT WINAPI HTMLEventObj_get_srcElement(IHTMLEventObj *iface, IHTMLElement **p)
336 {
337 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
338
339 TRACE("(%p)->(%p)\n", This, p);
340
341 return IHTMLDOMNode_QueryInterface(&This->target->IHTMLDOMNode_iface, &IID_IHTMLElement,
342 (void**)p);
343 }
344
345 static HRESULT WINAPI HTMLEventObj_get_altKey(IHTMLEventObj *iface, VARIANT_BOOL *p)
346 {
347 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
348 PRBool ret = FALSE;
349
350 TRACE("(%p)->(%p)\n", This, p);
351
352 if(This->nsevent) {
353 nsIDOMKeyEvent *key_event;
354 nsresult nsres;
355
356 nsres = nsIDOMEvent_QueryInterface(This->nsevent, &IID_nsIDOMKeyEvent, (void**)&key_event);
357 if(NS_SUCCEEDED(nsres)) {
358 nsIDOMKeyEvent_GetAltKey(key_event, &ret);
359 nsIDOMKeyEvent_Release(key_event);
360 }else {
361 nsIDOMMouseEvent *mouse_event;
362
363 nsres = nsIDOMEvent_QueryInterface(This->nsevent, &IID_nsIDOMMouseEvent, (void**)&mouse_event);
364 if(NS_SUCCEEDED(nsres)) {
365 nsIDOMMouseEvent_GetAltKey(mouse_event, &ret);
366 nsIDOMMouseEvent_Release(mouse_event);
367 }
368 }
369 }
370
371 *p = ret ? VARIANT_TRUE : VARIANT_FALSE;
372 return S_OK;
373 }
374
375 static HRESULT WINAPI HTMLEventObj_get_ctrlKey(IHTMLEventObj *iface, VARIANT_BOOL *p)
376 {
377 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
378 PRBool ret = FALSE;
379
380 TRACE("(%p)->(%p)\n", This, p);
381
382 if(This->nsevent) {
383 nsIDOMKeyEvent *key_event;
384 nsresult nsres;
385
386 nsres = nsIDOMEvent_QueryInterface(This->nsevent, &IID_nsIDOMKeyEvent, (void**)&key_event);
387 if(NS_SUCCEEDED(nsres)) {
388 nsIDOMKeyEvent_GetCtrlKey(key_event, &ret);
389 nsIDOMKeyEvent_Release(key_event);
390 }else {
391 nsIDOMMouseEvent *mouse_event;
392
393 nsres = nsIDOMEvent_QueryInterface(This->nsevent, &IID_nsIDOMMouseEvent, (void**)&mouse_event);
394 if(NS_SUCCEEDED(nsres)) {
395 nsIDOMMouseEvent_GetCtrlKey(mouse_event, &ret);
396 nsIDOMMouseEvent_Release(mouse_event);
397 }
398 }
399 }
400
401 *p = ret ? VARIANT_TRUE : VARIANT_FALSE;
402 return S_OK;
403 }
404
405 static HRESULT WINAPI HTMLEventObj_get_shiftKey(IHTMLEventObj *iface, VARIANT_BOOL *p)
406 {
407 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
408 PRBool ret = FALSE;
409
410 TRACE("(%p)->(%p)\n", This, p);
411
412 if(This->nsevent) {
413 nsIDOMKeyEvent *key_event;
414 nsresult nsres;
415
416 nsres = nsIDOMEvent_QueryInterface(This->nsevent, &IID_nsIDOMKeyEvent, (void**)&key_event);
417 if(NS_SUCCEEDED(nsres)) {
418 nsIDOMKeyEvent_GetShiftKey(key_event, &ret);
419 nsIDOMKeyEvent_Release(key_event);
420 }else {
421 nsIDOMMouseEvent *mouse_event;
422
423 nsres = nsIDOMEvent_QueryInterface(This->nsevent, &IID_nsIDOMMouseEvent, (void**)&mouse_event);
424 if(NS_SUCCEEDED(nsres)) {
425 nsIDOMMouseEvent_GetShiftKey(mouse_event, &ret);
426 nsIDOMMouseEvent_Release(mouse_event);
427 }
428 }
429 }
430
431 *p = ret ? VARIANT_TRUE : VARIANT_FALSE;
432 return S_OK;
433 }
434
435 static HRESULT WINAPI HTMLEventObj_put_returnValue(IHTMLEventObj *iface, VARIANT v)
436 {
437 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
438
439 TRACE("(%p)->(%s)\n", This, debugstr_variant(&v));
440
441 if(V_VT(&v) != VT_BOOL) {
442 FIXME("unsupported vt %d\n", V_VT(&v));
443 return DISP_E_BADVARTYPE;
444 }
445
446 if(!V_BOOL(&v))
447 This->prevent_default = TRUE;
448 return S_OK;
449 }
450
451 static HRESULT WINAPI HTMLEventObj_get_returnValue(IHTMLEventObj *iface, VARIANT *p)
452 {
453 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
454
455 FIXME("(%p)->(%p)\n", This, p);
456
457 V_VT(p) = VT_EMPTY;
458 return S_OK;
459 }
460
461 static HRESULT WINAPI HTMLEventObj_put_cancelBubble(IHTMLEventObj *iface, VARIANT_BOOL v)
462 {
463 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
464 FIXME("(%p)->(%x)\n", This, v);
465 return E_NOTIMPL;
466 }
467
468 static HRESULT WINAPI HTMLEventObj_get_cancelBubble(IHTMLEventObj *iface, VARIANT_BOOL *p)
469 {
470 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
471
472 FIXME("(%p)->(%p)\n", This, p);
473
474 *p = VARIANT_FALSE;
475 return S_OK;
476 }
477
478 static HRESULT WINAPI HTMLEventObj_get_fromElement(IHTMLEventObj *iface, IHTMLElement **p)
479 {
480 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
481
482 FIXME("(%p)->(%p)\n", This, p);
483
484 *p = NULL;
485 return S_OK;
486 }
487
488 static HRESULT WINAPI HTMLEventObj_get_toElement(IHTMLEventObj *iface, IHTMLElement **p)
489 {
490 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
491
492 FIXME("(%p)->(%p)\n", This, p);
493
494 *p = NULL;
495 return S_OK;
496 }
497
498 static HRESULT WINAPI HTMLEventObj_put_keyCode(IHTMLEventObj *iface, LONG v)
499 {
500 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
501 FIXME("(%p)->(%d)\n", This, v);
502 return E_NOTIMPL;
503 }
504
505 static HRESULT WINAPI HTMLEventObj_get_keyCode(IHTMLEventObj *iface, LONG *p)
506 {
507 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
508 PRUint32 key_code = 0;
509
510 TRACE("(%p)->(%p)\n", This, p);
511
512 if(This->nsevent) {
513 nsIDOMKeyEvent *key_event;
514 nsresult nsres;
515
516 nsres = nsIDOMEvent_QueryInterface(This->nsevent, &IID_nsIDOMKeyEvent, (void**)&key_event);
517 if(NS_SUCCEEDED(nsres)) {
518 nsIDOMKeyEvent_GetKeyCode(key_event, &key_code);
519 nsIDOMKeyEvent_Release(key_event);
520 }
521 }
522
523 *p = key_code;
524 return S_OK;
525 }
526
527 static HRESULT WINAPI HTMLEventObj_get_button(IHTMLEventObj *iface, LONG *p)
528 {
529 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
530 PRUint16 button = 0;
531
532 TRACE("(%p)->(%p)\n", This, p);
533
534 if(This->nsevent) {
535 nsIDOMMouseEvent *mouse_event;
536 nsresult nsres;
537
538 nsres = nsIDOMEvent_QueryInterface(This->nsevent, &IID_nsIDOMMouseEvent, (void**)&mouse_event);
539 if(NS_SUCCEEDED(nsres)) {
540 nsIDOMMouseEvent_GetButton(mouse_event, &button);
541 nsIDOMMouseEvent_Release(mouse_event);
542 }
543 }
544
545 *p = button;
546 return S_OK;
547 }
548
549 static HRESULT WINAPI HTMLEventObj_get_type(IHTMLEventObj *iface, BSTR *p)
550 {
551 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
552
553 TRACE("(%p)->(%p)\n", This, p);
554
555 *p = SysAllocString(This->type->name);
556 return *p ? S_OK : E_OUTOFMEMORY;
557 }
558
559 static HRESULT WINAPI HTMLEventObj_get_qualifier(IHTMLEventObj *iface, BSTR *p)
560 {
561 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
562
563 FIXME("(%p)->(%p)\n", This, p);
564
565 *p = NULL;
566 return S_OK;
567 }
568
569 static HRESULT WINAPI HTMLEventObj_get_reason(IHTMLEventObj *iface, LONG *p)
570 {
571 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
572
573 FIXME("(%p)->(%p)\n", This, p);
574
575 *p = 0;
576 return S_OK;
577 }
578
579 static HRESULT WINAPI HTMLEventObj_get_x(IHTMLEventObj *iface, LONG *p)
580 {
581 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
582
583 FIXME("(%p)->(%p)\n", This, p);
584
585 *p = -1;
586 return S_OK;
587 }
588
589 static HRESULT WINAPI HTMLEventObj_get_y(IHTMLEventObj *iface, LONG *p)
590 {
591 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
592
593 FIXME("(%p)->(%p)\n", This, p);
594
595 *p = -1;
596 return S_OK;
597 }
598
599 static HRESULT WINAPI HTMLEventObj_get_clientX(IHTMLEventObj *iface, LONG *p)
600 {
601 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
602 PRInt32 x = 0;
603
604 TRACE("(%p)->(%p)\n", This, p);
605
606 if(This->nsevent) {
607 nsIDOMMouseEvent *mouse_event;
608 nsresult nsres;
609
610 nsres = nsIDOMEvent_QueryInterface(This->nsevent, &IID_nsIDOMMouseEvent, (void**)&mouse_event);
611 if(NS_SUCCEEDED(nsres)) {
612 nsIDOMMouseEvent_GetClientX(mouse_event, &x);
613 nsIDOMMouseEvent_Release(mouse_event);
614 }
615 }
616
617 *p = x;
618 return S_OK;
619 }
620
621 static HRESULT WINAPI HTMLEventObj_get_clientY(IHTMLEventObj *iface, LONG *p)
622 {
623 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
624 PRInt32 y = 0;
625
626 TRACE("(%p)->(%p)\n", This, p);
627
628 if(This->nsevent) {
629 nsIDOMMouseEvent *mouse_event;
630 nsresult nsres;
631
632 nsres = nsIDOMEvent_QueryInterface(This->nsevent, &IID_nsIDOMMouseEvent, (void**)&mouse_event);
633 if(NS_SUCCEEDED(nsres)) {
634 nsIDOMMouseEvent_GetClientY(mouse_event, &y);
635 nsIDOMMouseEvent_Release(mouse_event);
636 }
637 }
638
639 *p = y;
640 return S_OK;
641 }
642
643 static HRESULT WINAPI HTMLEventObj_get_offsetX(IHTMLEventObj *iface, LONG *p)
644 {
645 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
646
647 FIXME("(%p)->(%p)\n", This, p);
648
649 *p = 0;
650 return S_OK;
651 }
652
653 static HRESULT WINAPI HTMLEventObj_get_offsetY(IHTMLEventObj *iface, LONG *p)
654 {
655 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
656
657 FIXME("(%p)->(%p)\n", This, p);
658
659 *p = 0;
660 return S_OK;
661 }
662
663 static HRESULT WINAPI HTMLEventObj_get_screenX(IHTMLEventObj *iface, LONG *p)
664 {
665 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
666 PRInt32 x = 0;
667
668 TRACE("(%p)->(%p)\n", This, p);
669
670 if(This->nsevent) {
671 nsIDOMMouseEvent *mouse_event;
672 nsresult nsres;
673
674 nsres = nsIDOMEvent_QueryInterface(This->nsevent, &IID_nsIDOMMouseEvent, (void**)&mouse_event);
675 if(NS_SUCCEEDED(nsres)) {
676 nsIDOMMouseEvent_GetScreenX(mouse_event, &x);
677 nsIDOMMouseEvent_Release(mouse_event);
678 }
679 }
680
681 *p = x;
682 return S_OK;
683 }
684
685 static HRESULT WINAPI HTMLEventObj_get_screenY(IHTMLEventObj *iface, LONG *p)
686 {
687 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
688 PRInt32 y = 0;
689
690 TRACE("(%p)->(%p)\n", This, p);
691
692 if(This->nsevent) {
693 nsIDOMMouseEvent *mouse_event;
694 nsresult nsres;
695
696 nsres = nsIDOMEvent_QueryInterface(This->nsevent, &IID_nsIDOMMouseEvent, (void**)&mouse_event);
697 if(NS_SUCCEEDED(nsres)) {
698 nsIDOMMouseEvent_GetScreenY(mouse_event, &y);
699 nsIDOMMouseEvent_Release(mouse_event);
700 }
701 }
702
703 *p = y;
704 return S_OK;
705 }
706
707 static HRESULT WINAPI HTMLEventObj_get_srcFilter(IHTMLEventObj *iface, IDispatch **p)
708 {
709 HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
710
711 FIXME("(%p)->(%p)\n", This, p);
712
713 *p = NULL;
714 return S_OK;
715 }
716
717 static const IHTMLEventObjVtbl HTMLEventObjVtbl = {
718 HTMLEventObj_QueryInterface,
719 HTMLEventObj_AddRef,
720 HTMLEventObj_Release,
721 HTMLEventObj_GetTypeInfoCount,
722 HTMLEventObj_GetTypeInfo,
723 HTMLEventObj_GetIDsOfNames,
724 HTMLEventObj_Invoke,
725 HTMLEventObj_get_srcElement,
726 HTMLEventObj_get_altKey,
727 HTMLEventObj_get_ctrlKey,
728 HTMLEventObj_get_shiftKey,
729 HTMLEventObj_put_returnValue,
730 HTMLEventObj_get_returnValue,
731 HTMLEventObj_put_cancelBubble,
732 HTMLEventObj_get_cancelBubble,
733 HTMLEventObj_get_fromElement,
734 HTMLEventObj_get_toElement,
735 HTMLEventObj_put_keyCode,
736 HTMLEventObj_get_keyCode,
737 HTMLEventObj_get_button,
738 HTMLEventObj_get_type,
739 HTMLEventObj_get_qualifier,
740 HTMLEventObj_get_reason,
741 HTMLEventObj_get_x,
742 HTMLEventObj_get_y,
743 HTMLEventObj_get_clientX,
744 HTMLEventObj_get_clientY,
745 HTMLEventObj_get_offsetX,
746 HTMLEventObj_get_offsetY,
747 HTMLEventObj_get_screenX,
748 HTMLEventObj_get_screenY,
749 HTMLEventObj_get_srcFilter
750 };
751
752 static const tid_t HTMLEventObj_iface_tids[] = {
753 IHTMLEventObj_tid,
754 0
755 };
756
757 static dispex_static_data_t HTMLEventObj_dispex = {
758 NULL,
759 DispCEventObj_tid,
760 NULL,
761 HTMLEventObj_iface_tids
762 };
763
764 static HTMLEventObj *create_event(HTMLDOMNode *target, eventid_t eid, nsIDOMEvent *nsevent)
765 {
766 HTMLEventObj *ret;
767
768 ret = heap_alloc_zero(sizeof(*ret));
769 if(!ret)
770 return NULL;
771
772 ret->IHTMLEventObj_iface.lpVtbl = &HTMLEventObjVtbl;
773 ret->ref = 1;
774 ret->type = event_info+eid;
775
776 ret->nsevent = nsevent;
777 if(nsevent) {
778 nsIDOMEvent_AddRef(nsevent);
779 }else if(event_types[event_info[eid].type]) {
780 nsIDOMDocumentEvent *doc_event;
781 nsresult nsres;
782
783 nsres = nsIDOMHTMLDocument_QueryInterface(target->doc->nsdoc, &IID_nsIDOMDocumentEvent,
784 (void**)&doc_event);
785 if(NS_SUCCEEDED(nsres)) {
786 nsAString type_str;
787
788 nsAString_InitDepend(&type_str, event_types[event_info[eid].type]);
789 nsres = nsIDOMDocumentEvent_CreateEvent(doc_event, &type_str, &ret->nsevent);
790 nsAString_Finish(&type_str);
791 nsIDOMDocumentEvent_Release(doc_event);
792 }
793 if(NS_FAILED(nsres)) {
794 ERR("Could not create event: %08x\n", nsres);
795 IHTMLEventObj_Release(&ret->IHTMLEventObj_iface);
796 return NULL;
797 }
798 }
799
800 ret->target = target;
801 IHTMLDOMNode_AddRef(&target->IHTMLDOMNode_iface);
802
803 init_dispex(&ret->dispex, (IUnknown*)&ret->IHTMLEventObj_iface, &HTMLEventObj_dispex);
804
805 return ret;
806 }
807
808 static HRESULT call_disp_func(IDispatch *disp, DISPPARAMS *dp, VARIANT *retv)
809 {
810 IDispatchEx *dispex;
811 EXCEPINFO ei;
812 HRESULT hres;
813
814 memset(&ei, 0, sizeof(ei));
815
816 hres = IDispatch_QueryInterface(disp, &IID_IDispatchEx, (void**)&dispex);
817 if(SUCCEEDED(hres)) {
818 hres = IDispatchEx_InvokeEx(dispex, 0, GetUserDefaultLCID(), DISPATCH_METHOD, dp, retv, &ei, NULL);
819 IDispatchEx_Release(dispex);
820 }else {
821 TRACE("Could not get IDispatchEx interface: %08x\n", hres);
822 hres = IDispatch_Invoke(disp, 0, &IID_NULL, GetUserDefaultLCID(), DISPATCH_METHOD,
823 dp, retv, &ei, NULL);
824 }
825
826 return hres;
827 }
828
829 static HRESULT call_cp_func(IDispatch *disp, DISPID dispid, VARIANT *retv)
830 {
831 DISPPARAMS dp = {NULL,NULL,0,0};
832 ULONG argerr;
833 EXCEPINFO ei;
834
835 memset(&ei, 0, sizeof(ei));
836 return IDispatch_Invoke(disp, dispid, &IID_NULL, 0, DISPATCH_METHOD, &dp, retv, &ei, &argerr);
837 }
838
839 static BOOL is_cp_event(cp_static_data_t *data, DISPID dispid)
840 {
841 int min, max, i;
842 HRESULT hres;
843
844 if(!data)
845 return FALSE;
846
847 if(!data->ids) {
848 hres = get_dispids(data->tid, &data->id_cnt, &data->ids);
849 if(FAILED(hres))
850 return FALSE;
851 }
852
853 min = 0;
854 max = data->id_cnt-1;
855 while(min <= max) {
856 i = (min+max)/2;
857 if(data->ids[i] == dispid)
858 return TRUE;
859
860 if(data->ids[i] < dispid)
861 min = i+1;
862 else
863 max = i-1;
864 }
865
866 return FALSE;
867 }
868
869 static void call_event_handlers(HTMLDocumentNode *doc, HTMLEventObj *event_obj, event_target_t *event_target,
870 ConnectionPointContainer *cp_container, eventid_t eid, IDispatch *this_obj)
871 {
872 const BOOL cancelable = event_info[eid].flags & EVENT_CANCELABLE;
873 handler_vector_t *handler_vector = NULL;
874 VARIANT v;
875 int i;
876 HRESULT hres;
877
878 if(event_target)
879 handler_vector = event_target->event_table[eid];
880
881 if(handler_vector && handler_vector->handler_prop) {
882 DISPID named_arg = DISPID_THIS;
883 VARIANTARG arg;
884 DISPPARAMS dp = {&arg, &named_arg, 1, 1};
885
886 V_VT(&arg) = VT_DISPATCH;
887 V_DISPATCH(&arg) = this_obj;
888 V_VT(&v) = VT_EMPTY;
889
890 TRACE("%s >>>\n", debugstr_w(event_info[eid].name));
891 hres = call_disp_func(handler_vector->handler_prop, &dp, &v);
892 if(hres == S_OK) {
893 TRACE("%s <<< %s\n", debugstr_w(event_info[eid].name), debugstr_variant(&v));
894
895 if(cancelable) {
896 if(V_VT(&v) == VT_BOOL) {
897 if(!V_BOOL(&v))
898 event_obj->prevent_default = TRUE;
899 }else if(V_VT(&v) != VT_EMPTY) {
900 FIXME("unhandled result %s\n", debugstr_variant(&v));
901 }
902 }
903 VariantClear(&v);
904 }else {
905 WARN("%s <<< %08x\n", debugstr_w(event_info[eid].name), hres);
906 }
907 }
908
909 if(handler_vector && handler_vector->handler_cnt) {
910 VARIANTARG arg;
911 DISPPARAMS dp = {&arg, NULL, 1, 0};
912
913 V_VT(&arg) = VT_DISPATCH;
914 V_DISPATCH(&arg) = (IDispatch*)event_obj;
915
916 i = handler_vector->handler_cnt;
917 while(i--) {
918 if(handler_vector->handlers[i]) {
919 V_VT(&v) = VT_EMPTY;
920
921 TRACE("%s [%d] >>>\n", debugstr_w(event_info[eid].name), i);
922 hres = call_disp_func(handler_vector->handlers[i], &dp, &v);
923 if(hres == S_OK) {
924 TRACE("%s [%d] <<<\n", debugstr_w(event_info[eid].name), i);
925
926 if(cancelable) {
927 if(V_VT(&v) == VT_BOOL) {
928 if(!V_BOOL(&v))
929 event_obj->prevent_default = TRUE;
930 }else if(V_VT(&v) != VT_EMPTY) {
931 FIXME("unhandled result %s\n", debugstr_variant(&v));
932 }
933 }
934 VariantClear(&v);
935 }else {
936 WARN("%s [%d] <<< %08x\n", debugstr_w(event_info[eid].name), i, hres);
937 }
938 }
939 }
940 }
941
942 if(cp_container) {
943 ConnectionPoint *cp;
944
945 if(cp_container->forward_container)
946 cp_container = cp_container->forward_container;
947
948 for(cp = cp_container->cp_list; cp; cp = cp->next) {
949 if(cp->sinks_size && is_cp_event(cp->data, event_info[eid].dispid)) {
950 for(i=0; i < cp->sinks_size; i++) {
951 if(!cp->sinks[i].disp)
952 continue;
953
954 V_VT(&v) = VT_EMPTY;
955
956 TRACE("cp %s [%d] >>>\n", debugstr_w(event_info[eid].name), i);
957 hres = call_cp_func(cp->sinks[i].disp, event_info[eid].dispid, &v);
958 if(hres == S_OK) {
959 TRACE("cp %s [%d] <<<\n", debugstr_w(event_info[eid].name), i);
960
961 if(cancelable) {
962 if(V_VT(&v) == VT_BOOL) {
963 if(!V_BOOL(&v))
964 event_obj->prevent_default = TRUE;
965 }else if(V_VT(&v) != VT_EMPTY) {
966 FIXME("unhandled result %s\n", debugstr_variant(&v));
967 }
968 }
969 VariantClear(&v);
970 }else {
971 WARN("cp %s [%d] <<< %08x\n", debugstr_w(event_info[eid].name), i, hres);
972 }
973 }
974 }
975 }
976 }
977 }
978
979 void fire_event(HTMLDocumentNode *doc, eventid_t eid, BOOL set_event, nsIDOMNode *target, nsIDOMEvent *nsevent)
980 {
981 HTMLEventObj *event_obj = NULL;
982 IHTMLEventObj *prev_event;
983 nsIDOMNode *parent, *nsnode;
984 BOOL prevent_default = FALSE;
985 HTMLDOMNode *node;
986 PRUint16 node_type;
987 nsresult nsres;
988 HRESULT hres;
989
990 TRACE("(%p) %s\n", doc, debugstr_w(event_info[eid].name));
991
992 prev_event = doc->basedoc.window->event;
993 if(set_event) {
994 hres = get_node(doc, target, TRUE, &node);
995 if(FAILED(hres))
996 return;
997
998 event_obj = create_event(node, eid, nsevent);
999 doc->basedoc.window->event = &event_obj->IHTMLEventObj_iface;
1000 }else {
1001 doc->basedoc.window->event = NULL;
1002 }
1003
1004 nsIDOMNode_GetNodeType(target, &node_type);
1005 nsnode = target;
1006 nsIDOMNode_AddRef(nsnode);
1007
1008 switch(node_type) {
1009 case ELEMENT_NODE:
1010 do {
1011 hres = get_node(doc, nsnode, FALSE, &node);
1012 if(SUCCEEDED(hres) && node)
1013 call_event_handlers(doc, event_obj, *get_node_event_target(node),
1014 node->cp_container, eid, (IDispatch*)&node->IHTMLDOMNode_iface);
1015
1016 if(!(event_info[eid].flags & EVENT_BUBBLE))
1017 break;
1018
1019 nsIDOMNode_GetParentNode(nsnode, &parent);
1020 nsIDOMNode_Release(nsnode);
1021 nsnode = parent;
1022 if(!nsnode)
1023 break;
1024
1025 nsIDOMNode_GetNodeType(nsnode, &node_type);
1026 }while(node_type == ELEMENT_NODE);
1027
1028 if(!(event_info[eid].flags & EVENT_BUBBLE))
1029 break;
1030
1031 case DOCUMENT_NODE:
1032 if(event_info[eid].flags & EVENT_FORWARDBODY) {
1033 nsIDOMHTMLElement *nsbody;
1034 nsresult nsres;
1035
1036 nsres = nsIDOMHTMLDocument_GetBody(doc->nsdoc, &nsbody);
1037 if(NS_SUCCEEDED(nsres) && nsbody) {
1038 hres = get_node(doc, (nsIDOMNode*)nsbody, FALSE, &node);
1039 if(SUCCEEDED(hres) && node)
1040 call_event_handlers(doc, event_obj, *get_node_event_target(node),
1041 node->cp_container, eid, (IDispatch*)&node->IHTMLDOMNode_iface);
1042 nsIDOMHTMLElement_Release(nsbody);
1043 }else {
1044 ERR("Could not get body: %08x\n", nsres);
1045 }
1046 }
1047
1048 call_event_handlers(doc, event_obj, doc->node.event_target, &doc->basedoc.cp_container, eid,
1049 (IDispatch*)&doc->basedoc.IHTMLDocument2_iface);
1050 break;
1051
1052 default:
1053 FIXME("unimplemented node type %d\n", node_type);
1054 }
1055
1056 if(nsnode)
1057 nsIDOMNode_Release(nsnode);
1058
1059 if(event_obj && event_obj->prevent_default)
1060 prevent_default = TRUE;
1061 doc->basedoc.window->event = prev_event;
1062 if(event_obj)
1063 IHTMLEventObj_Release(&event_obj->IHTMLEventObj_iface);
1064
1065 if(!prevent_default) {
1066 nsIDOMNode_AddRef(target);
1067 nsnode = target;
1068
1069 do {
1070 hres = get_node(doc, nsnode, TRUE, &node);
1071 if(FAILED(hres))
1072 break;
1073
1074 if(node && node->vtbl->handle_event) {
1075 hres = node->vtbl->handle_event(node, eid, &prevent_default);
1076 if(FAILED(hres) || prevent_default)
1077 break;
1078 }
1079
1080 nsres = nsIDOMNode_GetParentNode(nsnode, &parent);
1081 if(NS_FAILED(nsres))
1082 break;
1083
1084 nsIDOMNode_Release(nsnode);
1085 nsnode = parent;
1086 } while(nsnode);
1087
1088 if(nsnode)
1089 nsIDOMNode_Release(nsnode);
1090 }
1091
1092 if(prevent_default && nsevent) {
1093 TRACE("calling PreventDefault\n");
1094 nsIDOMEvent_PreventDefault(nsevent);
1095 }
1096 }
1097
1098 HRESULT dispatch_event(HTMLDOMNode *node, const WCHAR *event_name, VARIANT *event_obj, VARIANT_BOOL *cancelled)
1099 {
1100 eventid_t eid;
1101
1102 eid = attr_to_eid(event_name);
1103 if(eid == EVENTID_LAST) {
1104 WARN("unknown event %s\n", debugstr_w(event_name));
1105 return E_INVALIDARG;
1106 }
1107
1108 if(event_obj && V_VT(event_obj) != VT_EMPTY && V_VT(event_obj) != VT_ERROR)
1109 FIXME("event_obj not implemented\n");
1110
1111 if(!(event_info[eid].flags & EVENT_DEFAULTLISTENER)) {
1112 FIXME("not EVENT_DEFAULTEVENTHANDLER\n");
1113 return E_NOTIMPL;
1114 }
1115
1116 fire_event(node->doc, eid, TRUE, node->nsnode, NULL);
1117
1118 *cancelled = VARIANT_TRUE; /* FIXME */
1119 return S_OK;
1120 }
1121
1122 HRESULT call_fire_event(HTMLDOMNode *node, eventid_t eid)
1123 {
1124 HRESULT hres;
1125
1126 if(node->vtbl->fire_event) {
1127 BOOL handled = FALSE;
1128
1129 hres = node->vtbl->fire_event(node, eid, &handled);
1130 if(handled)
1131 return hres;
1132 }
1133
1134 fire_event(node->doc, eid, TRUE, node->nsnode, NULL);
1135 return S_OK;
1136 }
1137
1138 static inline event_target_t *get_event_target(event_target_t **event_target_ptr)
1139 {
1140 if(!*event_target_ptr)
1141 *event_target_ptr = heap_alloc_zero(sizeof(event_target_t));
1142 return *event_target_ptr;
1143 }
1144
1145 static BOOL alloc_handler_vector(event_target_t *event_target, eventid_t eid, int cnt)
1146 {
1147 handler_vector_t *new_vector, *handler_vector = event_target->event_table[eid];
1148
1149 if(handler_vector) {
1150 if(cnt <= handler_vector->handler_cnt)
1151 return TRUE;
1152
1153 new_vector = heap_realloc_zero(handler_vector, sizeof(handler_vector_t) + sizeof(IDispatch*)*cnt);
1154 }else {
1155 new_vector = heap_alloc_zero(sizeof(handler_vector_t) + sizeof(IDispatch*)*cnt);
1156 }
1157
1158 if(!new_vector)
1159 return FALSE;
1160
1161 new_vector->handler_cnt = cnt;
1162 event_target->event_table[eid] = new_vector;
1163 return TRUE;
1164 }
1165
1166 static HRESULT ensure_nsevent_handler(HTMLDocumentNode *doc, event_target_t *event_target, nsIDOMNode *nsnode, eventid_t eid)
1167 {
1168 if(!doc->nsdoc)
1169 return S_OK;
1170
1171 if(event_info[eid].flags & EVENT_NODEHANDLER) {
1172 DWORD mask;
1173
1174 mask = get_node_handler_mask(eid);
1175 if(event_target->node_handlers_mask & mask)
1176 return S_OK;
1177
1178 add_nsevent_listener(doc, nsnode, event_info[eid].name);
1179 event_target->node_handlers_mask |= mask;
1180 return S_OK;
1181 }
1182
1183 if(!(event_info[eid].flags & EVENT_DEFAULTLISTENER))
1184 return S_OK;
1185
1186 if(!doc->event_vector[eid]) {
1187 doc->event_vector[eid] = TRUE;
1188 add_nsevent_listener(doc, NULL, event_info[eid].name);
1189 }
1190
1191 return S_OK;
1192 }
1193
1194 static HRESULT remove_event_handler(event_target_t **event_target, eventid_t eid)
1195 {
1196 if(*event_target && (*event_target)->event_table[eid] && (*event_target)->event_table[eid]->handler_prop) {
1197 IDispatch_Release((*event_target)->event_table[eid]->handler_prop);
1198 (*event_target)->event_table[eid]->handler_prop = NULL;
1199 }
1200
1201 return S_OK;
1202 }
1203
1204 static HRESULT set_event_handler_disp(event_target_t **event_target_ptr, nsIDOMNode *nsnode, HTMLDocumentNode *doc,
1205 eventid_t eid, IDispatch *disp)
1206 {
1207 event_target_t *event_target;
1208
1209 if(!disp)
1210 return remove_event_handler(event_target_ptr, eid);
1211
1212 event_target = get_event_target(event_target_ptr);
1213 if(!event_target)
1214 return E_OUTOFMEMORY;
1215
1216 if(!alloc_handler_vector(event_target, eid, 0))
1217 return E_OUTOFMEMORY;
1218
1219 if(event_target->event_table[eid]->handler_prop)
1220 IDispatch_Release(event_target->event_table[eid]->handler_prop);
1221
1222 event_target->event_table[eid]->handler_prop = disp;
1223 IDispatch_AddRef(disp);
1224
1225 return ensure_nsevent_handler(doc, event_target, nsnode, eid);
1226 }
1227
1228 HRESULT set_event_handler(event_target_t **event_target, nsIDOMNode *nsnode, HTMLDocumentNode *doc, eventid_t eid, VARIANT *var)
1229 {
1230 switch(V_VT(var)) {
1231 case VT_NULL:
1232 return remove_event_handler(event_target, eid);
1233
1234 case VT_DISPATCH:
1235 return set_event_handler_disp(event_target, nsnode, doc, eid, V_DISPATCH(var));
1236
1237 default:
1238 FIXME("not supported vt=%d\n", V_VT(var));
1239 case VT_EMPTY:
1240 return E_NOTIMPL;
1241 }
1242
1243 return S_OK;
1244 }
1245
1246 HRESULT get_event_handler(event_target_t **event_target, eventid_t eid, VARIANT *var)
1247 {
1248 if(*event_target && (*event_target)->event_table[eid] && (*event_target)->event_table[eid]->handler_prop) {
1249 V_VT(var) = VT_DISPATCH;
1250 V_DISPATCH(var) = (*event_target)->event_table[eid]->handler_prop;
1251 IDispatch_AddRef(V_DISPATCH(var));
1252 }else {
1253 V_VT(var) = VT_NULL;
1254 }
1255
1256 return S_OK;
1257 }
1258
1259 HRESULT attach_event(event_target_t **event_target_ptr, nsIDOMNode *nsnode, HTMLDocument *doc, BSTR name,
1260 IDispatch *disp, VARIANT_BOOL *res)
1261 {
1262 event_target_t *event_target;
1263 eventid_t eid;
1264 DWORD i = 0;
1265
1266 eid = attr_to_eid(name);
1267 if(eid == EVENTID_LAST) {
1268 WARN("Unknown event\n");
1269 *res = VARIANT_TRUE;
1270 return S_OK;
1271 }
1272
1273 event_target = get_event_target(event_target_ptr);
1274 if(!event_target)
1275 return E_OUTOFMEMORY;
1276
1277 if(event_target->event_table[eid]) {
1278 while(i < event_target->event_table[eid]->handler_cnt && event_target->event_table[eid]->handlers[i])
1279 i++;
1280 if(i == event_target->event_table[eid]->handler_cnt && !alloc_handler_vector(event_target, eid, i+1))
1281 return E_OUTOFMEMORY;
1282 }else if(!alloc_handler_vector(event_target, eid, i+1)) {
1283 return E_OUTOFMEMORY;
1284 }
1285
1286 IDispatch_AddRef(disp);
1287 event_target->event_table[eid]->handlers[i] = disp;
1288
1289 *res = VARIANT_TRUE;
1290 return ensure_nsevent_handler(doc->doc_node, event_target, nsnode, eid);
1291 }
1292
1293 HRESULT detach_event(event_target_t *event_target, HTMLDocument *doc, BSTR name, IDispatch *disp)
1294 {
1295 eventid_t eid;
1296 DWORD i = 0;
1297
1298 if(!event_target)
1299 return S_OK;
1300
1301 eid = attr_to_eid(name);
1302 if(eid == EVENTID_LAST) {
1303 WARN("Unknown event\n");
1304 return S_OK;
1305 }
1306
1307 if(!event_target->event_table[eid])
1308 return S_OK;
1309
1310 while(i < event_target->event_table[eid]->handler_cnt) {
1311 if(event_target->event_table[eid]->handlers[i] == disp) {
1312 IDispatch_Release(event_target->event_table[eid]->handlers[i]);
1313 event_target->event_table[eid]->handlers[i] = NULL;
1314 }
1315 i++;
1316 }
1317
1318 return S_OK;
1319 }
1320
1321 void update_cp_events(HTMLWindow *window, event_target_t **event_target_ptr, cp_static_data_t *cp, nsIDOMNode *nsnode)
1322 {
1323 event_target_t *event_target;
1324 int i;
1325
1326 event_target = get_event_target(event_target_ptr);
1327 if(!event_target)
1328 return; /* FIXME */
1329
1330 for(i=0; i < EVENTID_LAST; i++) {
1331 if((event_info[i].flags & EVENT_DEFAULTLISTENER) && is_cp_event(cp, event_info[i].dispid))
1332 ensure_nsevent_handler(window->doc, event_target, nsnode, i);
1333 }
1334 }
1335
1336 void check_event_attr(HTMLDocumentNode *doc, nsIDOMElement *nselem)
1337 {
1338 const PRUnichar *attr_value;
1339 nsAString attr_name_str, attr_value_str;
1340 IDispatch *disp;
1341 HTMLDOMNode *node;
1342 int i;
1343 nsresult nsres;
1344 HRESULT hres;
1345
1346 nsAString_Init(&attr_value_str, NULL);
1347 nsAString_Init(&attr_name_str, NULL);
1348
1349 for(i=0; i < EVENTID_LAST; i++) {
1350 nsAString_SetData(&attr_name_str, event_info[i].attr_name);
1351 nsres = nsIDOMElement_GetAttribute(nselem, &attr_name_str, &attr_value_str);
1352 if(NS_SUCCEEDED(nsres)) {
1353 nsAString_GetData(&attr_value_str, &attr_value);
1354 if(!*attr_value)
1355 continue;
1356
1357 TRACE("%p.%s = %s\n", nselem, debugstr_w(event_info[i].attr_name), debugstr_w(attr_value));
1358
1359 disp = script_parse_event(doc->basedoc.window, attr_value);
1360 if(disp) {
1361 hres = get_node(doc, (nsIDOMNode*)nselem, TRUE, &node);
1362 if(SUCCEEDED(hres))
1363 set_event_handler_disp(get_node_event_target(node), node->nsnode, node->doc, i, disp);
1364 IDispatch_Release(disp);
1365 }
1366 }
1367 }
1368
1369 nsAString_Finish(&attr_value_str);
1370 nsAString_Finish(&attr_name_str);
1371 }
1372
1373 HRESULT doc_init_events(HTMLDocumentNode *doc)
1374 {
1375 unsigned i;
1376 HRESULT hres;
1377
1378 doc->event_vector = heap_alloc_zero(EVENTID_LAST*sizeof(BOOL));
1379 if(!doc->event_vector)
1380 return E_OUTOFMEMORY;
1381
1382 init_nsevents(doc);
1383
1384 for(i=0; i < EVENTID_LAST; i++) {
1385 if(event_info[i].flags & EVENT_SETONINIT) {
1386 hres = ensure_nsevent_handler(doc, NULL, NULL, i);
1387 if(FAILED(hres))
1388 return hres;
1389 }
1390 }
1391
1392 return S_OK;
1393 }
1394
1395 void release_event_target(event_target_t *event_target)
1396 {
1397 int i, j;
1398
1399 for(i=0; i < EVENTID_LAST; i++) {
1400 if(event_target->event_table[i]) {
1401 if(event_target->event_table[i]->handler_prop)
1402 IDispatch_Release(event_target->event_table[i]->handler_prop);
1403 for(j=0; j < event_target->event_table[i]->handler_cnt; j++)
1404 if(event_target->event_table[i]->handlers[j])
1405 IDispatch_Release(event_target->event_table[i]->handlers[j]);
1406 }
1407 }
1408
1409 heap_free(event_target);
1410 }
Maarten's multimedia branch