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Sweden-Number/dlls/mshtml/htmlevent.c

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/*
* Copyright 2008-2009 Jacek Caban for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include <assert.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "ole2.h"
#include "mshtmdid.h"
#include "mshtml_private.h"
#include "htmlevent.h"
#include "htmlscript.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
typedef enum {
LISTENER_TYPE_CAPTURE,
LISTENER_TYPE_BUBBLE,
LISTENER_TYPE_ONEVENT,
LISTENER_TYPE_ATTACHED
} listener_type_t;
typedef struct {
struct list entry;
listener_type_t type;
IDispatch *function;
} event_listener_t;
typedef struct {
struct wine_rb_entry entry;
struct list listeners;
WCHAR type[1];
} listener_container_t;
typedef enum {
DISPATCH_BOTH,
DISPATCH_STANDARD,
DISPATCH_LEGACY
} dispatch_mode_t;
static const WCHAR abortW[] = {'a','b','o','r','t',0};
static const WCHAR beforeactivateW[] = {'b','e','f','o','r','e','a','c','t','i','v','a','t','e',0};
static const WCHAR beforeunloadW[] = {'b','e','f','o','r','e','u','n','l','o','a','d',0};
static const WCHAR blurW[] = {'b','l','u','r',0};
static const WCHAR changeW[] = {'c','h','a','n','g','e',0};
static const WCHAR clickW[] = {'c','l','i','c','k',0};
static const WCHAR contextmenuW[] = {'c','o','n','t','e','x','t','m','e','n','u',0};
static const WCHAR dataavailableW[] = {'d','a','t','a','a','v','a','i','l','a','b','l','e',0};
static const WCHAR dblclickW[] = {'d','b','l','c','l','i','c','k',0};
static const WCHAR dragW[] = {'d','r','a','g',0};
static const WCHAR dragstartW[] = {'d','r','a','g','s','t','a','r','t',0};
static const WCHAR errorW[] = {'e','r','r','o','r',0};
static const WCHAR focusW[] = {'f','o','c','u','s',0};
static const WCHAR focusinW[] = {'f','o','c','u','s','i','n',0};
static const WCHAR focusoutW[] = {'f','o','c','u','s','o','u','t',0};
static const WCHAR helpW[] = {'h','e','l','p',0};
static const WCHAR keydownW[] = {'k','e','y','d','o','w','n',0};
static const WCHAR keypressW[] = {'k','e','y','p','r','e','s','s',0};
static const WCHAR keyupW[] = {'k','e','y','u','p',0};
static const WCHAR loadW[] = {'l','o','a','d',0};
static const WCHAR messageW[] = {'m','e','s','s','a','g','e',0};
static const WCHAR mousedownW[] = {'m','o','u','s','e','d','o','w','n',0};
static const WCHAR mousemoveW[] = {'m','o','u','s','e','m','o','v','e',0};
static const WCHAR mouseoutW[] = {'m','o','u','s','e','o','u','t',0};
static const WCHAR mouseoverW[] = {'m','o','u','s','e','o','v','e','r',0};
static const WCHAR mouseupW[] = {'m','o','u','s','e','u','p',0};
static const WCHAR mousewheelW[] = {'m','o','u','s','e','w','h','e','e','l',0};
static const WCHAR pasteW[] = {'p','a','s','t','e',0};
static const WCHAR readystatechangeW[] = {'r','e','a','d','y','s','t','a','t','e','c','h','a','n','g','e',0};
static const WCHAR resizeW[] = {'r','e','s','i','z','e',0};
static const WCHAR scrollW[] = {'s','c','r','o','l','l',0};
static const WCHAR selectstartW[] = {'s','e','l','e','c','t','s','t','a','r','t',0};
static const WCHAR selectionchangeW[] = {'s','e','l','e','c','t','i','o','n','c','h','a','n','g','e',0};
static const WCHAR submitW[] = {'s','u','b','m','i','t',0};
static const WCHAR unloadW[] = {'u','n','l','o','a','d',0};
static const WCHAR DOMContentLoadedW[] = {'D','O','M','C','o','n','t','e','n','t','L','o','a','d','e','d',0};
static const WCHAR EventW[] = {'E','v','e','n','t',0};
static const WCHAR UIEventW[] = {'U','I','E','v','e','n','t',0};
static const WCHAR KeyboardEventW[] = {'K','e','y','b','o','a','r','d','E','v','e','n','t',0};
static const WCHAR MouseEventW[] = {'M','o','u','s','e','E','v','e','n','t',0};
typedef enum {
EVENT_TYPE_EVENT,
EVENT_TYPE_UIEVENT,
EVENT_TYPE_KEYBOARD,
EVENT_TYPE_MOUSE,
EVENT_TYPE_FOCUS,
EVENT_TYPE_DRAG,
EVENT_TYPE_MESSAGE,
EVENT_TYPE_CLIPBOARD
} event_type_t;
static const WCHAR *event_types[] = {
EventW,
UIEventW,
KeyboardEventW,
MouseEventW,
EventW, /* FIXME */
EventW, /* FIXME */
EventW, /* FIXME */
EventW /* FIXME */
};
typedef struct {
const WCHAR *name;
event_type_t type;
DISPID dispid;
DWORD flags;
} event_info_t;
#define EVENT_DEFAULTLISTENER 0x0001
#define EVENT_BUBBLES 0x0002
#define EVENT_BIND_TO_BODY 0x0008
#define EVENT_CANCELABLE 0x0010
#define EVENT_HASDEFAULTHANDLERS 0x0020
#define EVENT_FIXME 0x0040
static const event_info_t event_info[] = {
{abortW, EVENT_TYPE_EVENT, DISPID_EVMETH_ONABORT,
EVENT_BIND_TO_BODY},
{beforeactivateW, EVENT_TYPE_EVENT, DISPID_EVMETH_ONBEFOREACTIVATE,
EVENT_FIXME | EVENT_BUBBLES | EVENT_CANCELABLE},
{beforeunloadW, EVENT_TYPE_EVENT, DISPID_EVMETH_ONBEFOREUNLOAD,
EVENT_DEFAULTLISTENER | EVENT_CANCELABLE },
{blurW, EVENT_TYPE_FOCUS, DISPID_EVMETH_ONBLUR,
EVENT_DEFAULTLISTENER},
{changeW, EVENT_TYPE_EVENT, DISPID_EVMETH_ONCHANGE,
EVENT_DEFAULTLISTENER | EVENT_BUBBLES},
{clickW, EVENT_TYPE_MOUSE, DISPID_EVMETH_ONCLICK,
EVENT_DEFAULTLISTENER | EVENT_HASDEFAULTHANDLERS | EVENT_BUBBLES | EVENT_CANCELABLE },
{contextmenuW, EVENT_TYPE_MOUSE, DISPID_EVMETH_ONCONTEXTMENU,
EVENT_BUBBLES | EVENT_CANCELABLE},
{dataavailableW, EVENT_TYPE_EVENT, DISPID_EVMETH_ONDATAAVAILABLE,
EVENT_FIXME | EVENT_BUBBLES},
{dblclickW, EVENT_TYPE_MOUSE, DISPID_EVMETH_ONDBLCLICK,
EVENT_DEFAULTLISTENER | EVENT_BUBBLES | EVENT_CANCELABLE},
{DOMContentLoadedW, EVENT_TYPE_EVENT, 0,
EVENT_DEFAULTLISTENER | EVENT_BUBBLES | EVENT_CANCELABLE},
{dragW, EVENT_TYPE_DRAG, DISPID_EVMETH_ONDRAG,
EVENT_FIXME | EVENT_BUBBLES | EVENT_CANCELABLE},
{dragstartW, EVENT_TYPE_DRAG, DISPID_EVMETH_ONDRAGSTART,
EVENT_FIXME | EVENT_BUBBLES | EVENT_CANCELABLE},
{errorW, EVENT_TYPE_EVENT, DISPID_EVMETH_ONERROR,
EVENT_BIND_TO_BODY},
{focusW, EVENT_TYPE_FOCUS, DISPID_EVMETH_ONFOCUS,
EVENT_DEFAULTLISTENER},
{focusinW, EVENT_TYPE_FOCUS, DISPID_EVMETH_ONFOCUSIN,
EVENT_BUBBLES},
{focusoutW, EVENT_TYPE_FOCUS, DISPID_EVMETH_ONFOCUSOUT,
EVENT_BUBBLES},
{helpW, EVENT_TYPE_EVENT, DISPID_EVMETH_ONHELP,
EVENT_BUBBLES | EVENT_CANCELABLE},
{keydownW, EVENT_TYPE_KEYBOARD, DISPID_EVMETH_ONKEYDOWN,
EVENT_DEFAULTLISTENER | EVENT_HASDEFAULTHANDLERS | EVENT_BUBBLES | EVENT_CANCELABLE },
{keypressW, EVENT_TYPE_KEYBOARD, DISPID_EVMETH_ONKEYPRESS,
EVENT_DEFAULTLISTENER | EVENT_BUBBLES | EVENT_CANCELABLE},
{keyupW, EVENT_TYPE_KEYBOARD, DISPID_EVMETH_ONKEYUP,
EVENT_DEFAULTLISTENER | EVENT_BUBBLES | EVENT_CANCELABLE},
{loadW, EVENT_TYPE_UIEVENT, DISPID_EVMETH_ONLOAD,
EVENT_BIND_TO_BODY},
{messageW, EVENT_TYPE_MESSAGE, DISPID_EVMETH_ONMESSAGE,
0},
{mousedownW, EVENT_TYPE_MOUSE, DISPID_EVMETH_ONMOUSEDOWN,
EVENT_DEFAULTLISTENER | EVENT_BUBBLES | EVENT_CANCELABLE},
{mousemoveW, EVENT_TYPE_MOUSE, DISPID_EVMETH_ONMOUSEMOVE,
EVENT_DEFAULTLISTENER | EVENT_BUBBLES | EVENT_CANCELABLE},
{mouseoutW, EVENT_TYPE_MOUSE, DISPID_EVMETH_ONMOUSEOUT,
EVENT_DEFAULTLISTENER | EVENT_BUBBLES | EVENT_CANCELABLE},
{mouseoverW, EVENT_TYPE_MOUSE, DISPID_EVMETH_ONMOUSEOVER,
EVENT_DEFAULTLISTENER | EVENT_BUBBLES | EVENT_CANCELABLE},
{mouseupW, EVENT_TYPE_MOUSE, DISPID_EVMETH_ONMOUSEUP,
EVENT_DEFAULTLISTENER | EVENT_BUBBLES | EVENT_CANCELABLE},
{mousewheelW, EVENT_TYPE_MOUSE, DISPID_EVMETH_ONMOUSEWHEEL,
EVENT_FIXME},
{pasteW, EVENT_TYPE_CLIPBOARD, DISPID_EVMETH_ONPASTE,
EVENT_FIXME | EVENT_BUBBLES | EVENT_CANCELABLE},
{readystatechangeW, EVENT_TYPE_EVENT, DISPID_EVMETH_ONREADYSTATECHANGE,
0},
{resizeW, EVENT_TYPE_UIEVENT, DISPID_EVMETH_ONRESIZE,
EVENT_DEFAULTLISTENER},
{scrollW, EVENT_TYPE_UIEVENT, DISPID_EVMETH_ONSCROLL,
EVENT_DEFAULTLISTENER | EVENT_BUBBLES /* FIXME: not for elements */},
{selectionchangeW, EVENT_TYPE_EVENT, DISPID_EVMETH_ONSELECTIONCHANGE,
EVENT_FIXME},
{selectstartW, EVENT_TYPE_EVENT, DISPID_EVMETH_ONSELECTSTART,
EVENT_FIXME | EVENT_BUBBLES | EVENT_CANCELABLE},
{submitW, EVENT_TYPE_EVENT, DISPID_EVMETH_ONSUBMIT,
EVENT_DEFAULTLISTENER | EVENT_HASDEFAULTHANDLERS | EVENT_BUBBLES | EVENT_CANCELABLE},
{unloadW, EVENT_TYPE_UIEVENT, DISPID_EVMETH_ONUNLOAD,
EVENT_FIXME}
};
static BOOL use_event_quirks(EventTarget*);
static eventid_t str_to_eid(const WCHAR *str)
{
int i;
for(i=0; i < sizeof(event_info)/sizeof(event_info[0]); i++) {
if(!strcmpW(event_info[i].name, str))
return i;
}
return EVENTID_LAST;
}
static eventid_t attr_to_eid(const WCHAR *str)
{
int i;
if((str[0] != 'o' && str[0] != 'O') || (str[1] != 'n' && str[1] != 'N'))
return EVENTID_LAST;
for(i=0; i < sizeof(event_info)/sizeof(event_info[0]); i++) {
if(!strcmpW(event_info[i].name, str+2) && event_info[i].dispid)
return i;
}
return EVENTID_LAST;
}
static listener_container_t *get_listener_container(EventTarget *event_target, const WCHAR *type, BOOL alloc)
{
const event_target_vtbl_t *vtbl;
listener_container_t *container;
struct wine_rb_entry *entry;
size_t type_len;
eventid_t eid;
entry = wine_rb_get(&event_target->handler_map, type);
if(entry)
return WINE_RB_ENTRY_VALUE(entry, listener_container_t, entry);
if(!alloc)
return NULL;
eid = str_to_eid(type);
if(eid != EVENTID_LAST && (event_info[eid].flags & EVENT_FIXME))
FIXME("unimplemented event %s\n", debugstr_w(event_info[eid].name));
type_len = strlenW(type);
container = heap_alloc(FIELD_OFFSET(listener_container_t, type[type_len+1]));
if(!container)
return NULL;
memcpy(container->type, type, (type_len + 1) * sizeof(WCHAR));
list_init(&container->listeners);
vtbl = dispex_get_vtbl(&event_target->dispex);
if(vtbl->bind_event)
vtbl->bind_event(&event_target->dispex, eid);
else
FIXME("Unsupported event binding on target %p\n", event_target);
wine_rb_put(&event_target->handler_map, container->type, &container->entry);
return container;
}
static void remove_event_listener(EventTarget *event_target, const WCHAR *type_name, listener_type_t type, IDispatch *function)
{
listener_container_t *container;
event_listener_t *listener;
container = get_listener_container(event_target, type_name, FALSE);
if(!container)
return;
LIST_FOR_EACH_ENTRY(listener, &container->listeners, event_listener_t, entry) {
if(listener->function == function && listener->type == type) {
IDispatch_Release(listener->function);
list_remove(&listener->entry);
heap_free(listener);
break;
}
}
}
typedef struct {
DispatchEx dispex;
IHTMLEventObj IHTMLEventObj_iface;
LONG ref;
DOMEvent *event;
VARIANT return_value;
} HTMLEventObj;
static inline HTMLEventObj *impl_from_IHTMLEventObj(IHTMLEventObj *iface)
{
return CONTAINING_RECORD(iface, HTMLEventObj, IHTMLEventObj_iface);
}
static HRESULT WINAPI HTMLEventObj_QueryInterface(IHTMLEventObj *iface, REFIID riid, void **ppv)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_mshtml_guid(riid), ppv);
if(IsEqualGUID(&IID_IUnknown, riid)) {
*ppv = &This->IHTMLEventObj_iface;
}else if(IsEqualGUID(&IID_IHTMLEventObj, riid)) {
*ppv = &This->IHTMLEventObj_iface;
}else if(dispex_query_interface(&This->dispex, riid, ppv)) {
return *ppv ? S_OK : E_NOINTERFACE;
}else {
*ppv = NULL;
WARN("(%p)->(%s %p)\n", This, debugstr_mshtml_guid(riid), ppv);
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI HTMLEventObj_AddRef(IHTMLEventObj *iface)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
return ref;
}
static ULONG WINAPI HTMLEventObj_Release(IHTMLEventObj *iface)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
if(!ref) {
if(This->event)
IDOMEvent_Release(&This->event->IDOMEvent_iface);
release_dispex(&This->dispex);
heap_free(This);
}
return ref;
}
static HRESULT WINAPI HTMLEventObj_GetTypeInfoCount(IHTMLEventObj *iface, UINT *pctinfo)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
return IDispatchEx_GetTypeInfoCount(&This->dispex.IDispatchEx_iface, pctinfo);
}
static HRESULT WINAPI HTMLEventObj_GetTypeInfo(IHTMLEventObj *iface, UINT iTInfo,
LCID lcid, ITypeInfo **ppTInfo)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
return IDispatchEx_GetTypeInfo(&This->dispex.IDispatchEx_iface, iTInfo, lcid, ppTInfo);
}
static HRESULT WINAPI HTMLEventObj_GetIDsOfNames(IHTMLEventObj *iface, REFIID riid,
LPOLESTR *rgszNames, UINT cNames,
LCID lcid, DISPID *rgDispId)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
return IDispatchEx_GetIDsOfNames(&This->dispex.IDispatchEx_iface, riid, rgszNames, cNames,
lcid, rgDispId);
}
static HRESULT WINAPI HTMLEventObj_Invoke(IHTMLEventObj *iface, DISPID dispIdMember,
REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
return IDispatchEx_Invoke(&This->dispex.IDispatchEx_iface, dispIdMember, riid, lcid,
wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
}
static HRESULT WINAPI HTMLEventObj_get_srcElement(IHTMLEventObj *iface, IHTMLElement **p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
TRACE("(%p)->(%p)\n", This, p);
*p = NULL;
if(This->event && This->event->target)
IDispatchEx_QueryInterface(&This->event->target->dispex.IDispatchEx_iface, &IID_IHTMLElement, (void**)p);
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_altKey(IHTMLEventObj *iface, VARIANT_BOOL *p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
cpp_bool ret = FALSE;
TRACE("(%p)->(%p)\n", This, p);
if(This->event) {
nsIDOMKeyEvent *key_event;
nsresult nsres;
nsres = nsIDOMEvent_QueryInterface(This->event->nsevent, &IID_nsIDOMKeyEvent, (void**)&key_event);
if(NS_SUCCEEDED(nsres)) {
nsIDOMKeyEvent_GetAltKey(key_event, &ret);
nsIDOMKeyEvent_Release(key_event);
}else {
nsIDOMMouseEvent *mouse_event;
nsres = nsIDOMEvent_QueryInterface(This->event->nsevent, &IID_nsIDOMMouseEvent, (void**)&mouse_event);
if(NS_SUCCEEDED(nsres)) {
nsIDOMMouseEvent_GetAltKey(mouse_event, &ret);
nsIDOMMouseEvent_Release(mouse_event);
}
}
}
*p = variant_bool(ret);
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_ctrlKey(IHTMLEventObj *iface, VARIANT_BOOL *p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
cpp_bool ret = FALSE;
TRACE("(%p)->(%p)\n", This, p);
if(This->event) {
nsIDOMKeyEvent *key_event;
nsresult nsres;
nsres = nsIDOMEvent_QueryInterface(This->event->nsevent, &IID_nsIDOMKeyEvent, (void**)&key_event);
if(NS_SUCCEEDED(nsres)) {
nsIDOMKeyEvent_GetCtrlKey(key_event, &ret);
nsIDOMKeyEvent_Release(key_event);
}else {
nsIDOMMouseEvent *mouse_event;
nsres = nsIDOMEvent_QueryInterface(This->event->nsevent, &IID_nsIDOMMouseEvent, (void**)&mouse_event);
if(NS_SUCCEEDED(nsres)) {
nsIDOMMouseEvent_GetCtrlKey(mouse_event, &ret);
nsIDOMMouseEvent_Release(mouse_event);
}
}
}
*p = variant_bool(ret);
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_shiftKey(IHTMLEventObj *iface, VARIANT_BOOL *p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
cpp_bool ret = FALSE;
TRACE("(%p)->(%p)\n", This, p);
if(This->event) {
nsIDOMKeyEvent *key_event;
nsresult nsres;
nsres = nsIDOMEvent_QueryInterface(This->event->nsevent, &IID_nsIDOMKeyEvent, (void**)&key_event);
if(NS_SUCCEEDED(nsres)) {
nsIDOMKeyEvent_GetShiftKey(key_event, &ret);
nsIDOMKeyEvent_Release(key_event);
}else {
nsIDOMMouseEvent *mouse_event;
nsres = nsIDOMEvent_QueryInterface(This->event->nsevent, &IID_nsIDOMMouseEvent, (void**)&mouse_event);
if(NS_SUCCEEDED(nsres)) {
nsIDOMMouseEvent_GetShiftKey(mouse_event, &ret);
nsIDOMMouseEvent_Release(mouse_event);
}
}
}
*p = variant_bool(ret);
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_put_returnValue(IHTMLEventObj *iface, VARIANT v)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
TRACE("(%p)->(%s)\n", This, debugstr_variant(&v));
if(V_VT(&v) != VT_BOOL) {
FIXME("unsupported value %s\n", debugstr_variant(&v));
return DISP_E_BADVARTYPE;
}
This->return_value = v;
if(!V_BOOL(&v) && This->event)
IDOMEvent_preventDefault(&This->event->IDOMEvent_iface);
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_returnValue(IHTMLEventObj *iface, VARIANT *p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
TRACE("(%p)->(%p)\n", This, p);
V_VT(p) = VT_EMPTY;
return VariantCopy(p, &This->return_value);
}
static HRESULT WINAPI HTMLEventObj_put_cancelBubble(IHTMLEventObj *iface, VARIANT_BOOL v)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
TRACE("(%p)->(%x)\n", This, v);
if(This->event)
IDOMEvent_stopPropagation(&This->event->IDOMEvent_iface);
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_cancelBubble(IHTMLEventObj *iface, VARIANT_BOOL *p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
TRACE("(%p)->(%p)\n", This, p);
*p = variant_bool(This->event && This->event->stop_propagation);
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_fromElement(IHTMLEventObj *iface, IHTMLElement **p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
FIXME("(%p)->(%p)\n", This, p);
*p = NULL;
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_toElement(IHTMLEventObj *iface, IHTMLElement **p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
FIXME("(%p)->(%p)\n", This, p);
*p = NULL;
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_put_keyCode(IHTMLEventObj *iface, LONG v)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
FIXME("(%p)->(%d)\n", This, v);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_keyCode(IHTMLEventObj *iface, LONG *p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
UINT32 key_code = 0;
TRACE("(%p)->(%p)\n", This, p);
if(This->event) {
nsIDOMKeyEvent *key_event;
nsresult nsres;
nsres = nsIDOMEvent_QueryInterface(This->event->nsevent, &IID_nsIDOMKeyEvent, (void**)&key_event);
if(NS_SUCCEEDED(nsres)) {
nsIDOMKeyEvent_GetKeyCode(key_event, &key_code);
nsIDOMKeyEvent_Release(key_event);
}
}
*p = key_code;
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_button(IHTMLEventObj *iface, LONG *p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
INT16 button = 0;
TRACE("(%p)->(%p)\n", This, p);
if(This->event) {
nsIDOMMouseEvent *mouse_event;
nsresult nsres;
nsres = nsIDOMEvent_QueryInterface(This->event->nsevent, &IID_nsIDOMMouseEvent, (void**)&mouse_event);
if(NS_SUCCEEDED(nsres)) {
nsIDOMMouseEvent_GetButton(mouse_event, &button);
nsIDOMMouseEvent_Release(mouse_event);
}
}
*p = button;
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_type(IHTMLEventObj *iface, BSTR *p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
TRACE("(%p)->(%p)\n", This, p);
if(!This->event) {
*p = NULL;
return S_OK;
}
return IDOMEvent_get_type(&This->event->IDOMEvent_iface, p);
}
static HRESULT WINAPI HTMLEventObj_get_qualifier(IHTMLEventObj *iface, BSTR *p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
FIXME("(%p)->(%p)\n", This, p);
*p = NULL;
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_reason(IHTMLEventObj *iface, LONG *p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
FIXME("(%p)->(%p)\n", This, p);
*p = 0;
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_x(IHTMLEventObj *iface, LONG *p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
LONG x = 0;
TRACE("(%p)->(%p)\n", This, p);
if(This->event) {
nsIDOMUIEvent *ui_event;
nsresult nsres;
nsres = nsIDOMEvent_QueryInterface(This->event->nsevent, &IID_nsIDOMUIEvent, (void**)&ui_event);
if(NS_SUCCEEDED(nsres)) {
/* NOTE: pageX is not exactly right here. */
nsres = nsIDOMUIEvent_GetPageX(ui_event, &x);
assert(nsres == NS_OK);
nsIDOMUIEvent_Release(ui_event);
}
}
*p = x;
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_y(IHTMLEventObj *iface, LONG *p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
LONG y = 0;
TRACE("(%p)->(%p)\n", This, p);
if(This->event) {
nsIDOMUIEvent *ui_event;
nsresult nsres;
nsres = nsIDOMEvent_QueryInterface(This->event->nsevent, &IID_nsIDOMUIEvent, (void**)&ui_event);
if(NS_SUCCEEDED(nsres)) {
/* NOTE: pageY is not exactly right here. */
nsres = nsIDOMUIEvent_GetPageY(ui_event, &y);
assert(nsres == NS_OK);
nsIDOMUIEvent_Release(ui_event);
}
}
*p = y;
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_clientX(IHTMLEventObj *iface, LONG *p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
LONG x = 0;
TRACE("(%p)->(%p)\n", This, p);
if(This->event) {
nsIDOMMouseEvent *mouse_event;
nsresult nsres;
nsres = nsIDOMEvent_QueryInterface(This->event->nsevent, &IID_nsIDOMMouseEvent, (void**)&mouse_event);
if(NS_SUCCEEDED(nsres)) {
nsIDOMMouseEvent_GetClientX(mouse_event, &x);
nsIDOMMouseEvent_Release(mouse_event);
}
}
*p = x;
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_clientY(IHTMLEventObj *iface, LONG *p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
LONG y = 0;
TRACE("(%p)->(%p)\n", This, p);
if(This->event) {
nsIDOMMouseEvent *mouse_event;
nsresult nsres;
nsres = nsIDOMEvent_QueryInterface(This->event->nsevent, &IID_nsIDOMMouseEvent, (void**)&mouse_event);
if(NS_SUCCEEDED(nsres)) {
nsIDOMMouseEvent_GetClientY(mouse_event, &y);
nsIDOMMouseEvent_Release(mouse_event);
}
}
*p = y;
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_offsetX(IHTMLEventObj *iface, LONG *p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
FIXME("(%p)->(%p)\n", This, p);
*p = 0;
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_offsetY(IHTMLEventObj *iface, LONG *p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
FIXME("(%p)->(%p)\n", This, p);
*p = 0;
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_screenX(IHTMLEventObj *iface, LONG *p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
LONG x = 0;
TRACE("(%p)->(%p)\n", This, p);
if(This->event) {
nsIDOMMouseEvent *mouse_event;
nsresult nsres;
nsres = nsIDOMEvent_QueryInterface(This->event->nsevent, &IID_nsIDOMMouseEvent, (void**)&mouse_event);
if(NS_SUCCEEDED(nsres)) {
nsIDOMMouseEvent_GetScreenX(mouse_event, &x);
nsIDOMMouseEvent_Release(mouse_event);
}
}
*p = x;
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_screenY(IHTMLEventObj *iface, LONG *p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
LONG y = 0;
TRACE("(%p)->(%p)\n", This, p);
if(This->event) {
nsIDOMMouseEvent *mouse_event;
nsresult nsres;
nsres = nsIDOMEvent_QueryInterface(This->event->nsevent, &IID_nsIDOMMouseEvent, (void**)&mouse_event);
if(NS_SUCCEEDED(nsres)) {
nsIDOMMouseEvent_GetScreenY(mouse_event, &y);
nsIDOMMouseEvent_Release(mouse_event);
}
}
*p = y;
return S_OK;
}
static HRESULT WINAPI HTMLEventObj_get_srcFilter(IHTMLEventObj *iface, IDispatch **p)
{
HTMLEventObj *This = impl_from_IHTMLEventObj(iface);
FIXME("(%p)->(%p)\n", This, p);
*p = NULL;
return S_OK;
}
static const IHTMLEventObjVtbl HTMLEventObjVtbl = {
HTMLEventObj_QueryInterface,
HTMLEventObj_AddRef,
HTMLEventObj_Release,
HTMLEventObj_GetTypeInfoCount,
HTMLEventObj_GetTypeInfo,
HTMLEventObj_GetIDsOfNames,
HTMLEventObj_Invoke,
HTMLEventObj_get_srcElement,
HTMLEventObj_get_altKey,
HTMLEventObj_get_ctrlKey,
HTMLEventObj_get_shiftKey,
HTMLEventObj_put_returnValue,
HTMLEventObj_get_returnValue,
HTMLEventObj_put_cancelBubble,
HTMLEventObj_get_cancelBubble,
HTMLEventObj_get_fromElement,
HTMLEventObj_get_toElement,
HTMLEventObj_put_keyCode,
HTMLEventObj_get_keyCode,
HTMLEventObj_get_button,
HTMLEventObj_get_type,
HTMLEventObj_get_qualifier,
HTMLEventObj_get_reason,
HTMLEventObj_get_x,
HTMLEventObj_get_y,
HTMLEventObj_get_clientX,
HTMLEventObj_get_clientY,
HTMLEventObj_get_offsetX,
HTMLEventObj_get_offsetY,
HTMLEventObj_get_screenX,
HTMLEventObj_get_screenY,
HTMLEventObj_get_srcFilter
};
static inline HTMLEventObj *unsafe_impl_from_IHTMLEventObj(IHTMLEventObj *iface)
{
return iface->lpVtbl == &HTMLEventObjVtbl ? impl_from_IHTMLEventObj(iface) : NULL;
}
static const tid_t HTMLEventObj_iface_tids[] = {
IHTMLEventObj_tid,
0
};
static dispex_static_data_t HTMLEventObj_dispex = {
NULL,
DispCEventObj_tid,
HTMLEventObj_iface_tids
};
static HTMLEventObj *alloc_event_obj(DOMEvent *event)
{
HTMLEventObj *event_obj;
event_obj = heap_alloc_zero(sizeof(*event_obj));
if(!event_obj)
return NULL;
event_obj->IHTMLEventObj_iface.lpVtbl = &HTMLEventObjVtbl;
event_obj->ref = 1;
event_obj->event = event;
if(event)
IDOMEvent_AddRef(&event->IDOMEvent_iface);
init_dispex(&event_obj->dispex, (IUnknown*)&event_obj->IHTMLEventObj_iface, &HTMLEventObj_dispex);
return event_obj;
}
HRESULT create_event_obj(IHTMLEventObj **ret)
{
HTMLEventObj *event_obj;
event_obj = alloc_event_obj(NULL);
if(!event_obj)
return E_OUTOFMEMORY;
*ret = &event_obj->IHTMLEventObj_iface;
return S_OK;
}
static inline DOMEvent *impl_from_IDOMEvent(IDOMEvent *iface)
{
return CONTAINING_RECORD(iface, DOMEvent, IDOMEvent_iface);
}
static const IDOMEventVtbl DOMEventVtbl;
static inline DOMEvent *unsafe_impl_from_IDOMEvent(IDOMEvent *iface)
{
return iface && iface->lpVtbl == &DOMEventVtbl ? impl_from_IDOMEvent(iface) : NULL;
}
static HRESULT WINAPI DOMEvent_QueryInterface(IDOMEvent *iface, REFIID riid, void **ppv)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_mshtml_guid(riid), ppv);
if(IsEqualGUID(&IID_IUnknown, riid))
*ppv = &This->IDOMEvent_iface;
else if(IsEqualGUID(&IID_IDOMEvent, riid))
*ppv = &This->IDOMEvent_iface;
else if(dispex_query_interface(&This->dispex, riid, ppv))
return *ppv ? S_OK : E_NOINTERFACE;
else {
*ppv = NULL;
WARN("(%p)->(%s %p)\n", This, debugstr_mshtml_guid(riid), ppv);
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI DOMEvent_AddRef(IDOMEvent *iface)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) ref=%u\n", This, ref);
return ref;
}
static ULONG WINAPI DOMEvent_Release(IDOMEvent *iface)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) ref=%u\n", This, ref);
if(!ref) {
if(This->target)
IDispatchEx_Release(&This->target->dispex.IDispatchEx_iface);
nsIDOMEvent_Release(This->nsevent);
release_dispex(&This->dispex);
heap_free(This->type);
heap_free(This);
}
return ref;
}
static HRESULT WINAPI DOMEvent_GetTypeInfoCount(IDOMEvent *iface, UINT *pctinfo)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
return IDispatchEx_GetTypeInfoCount(&This->dispex.IDispatchEx_iface, pctinfo);
}
static HRESULT WINAPI DOMEvent_GetTypeInfo(IDOMEvent *iface, UINT iTInfo,
LCID lcid, ITypeInfo **ppTInfo)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
return IDispatchEx_GetTypeInfo(&This->dispex.IDispatchEx_iface, iTInfo, lcid, ppTInfo);
}
static HRESULT WINAPI DOMEvent_GetIDsOfNames(IDOMEvent *iface, REFIID riid,
LPOLESTR *rgszNames, UINT cNames, LCID lcid, DISPID *rgDispId)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
return IDispatchEx_GetIDsOfNames(&This->dispex.IDispatchEx_iface, riid, rgszNames, cNames,
lcid, rgDispId);
}
static HRESULT WINAPI DOMEvent_Invoke(IDOMEvent *iface, DISPID dispIdMember,
REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams, VARIANT *pVarResult,
EXCEPINFO *pExcepInfo, UINT *puArgErr)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
return IDispatchEx_Invoke(&This->dispex.IDispatchEx_iface, dispIdMember, riid, lcid,
wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
}
static HRESULT WINAPI DOMEvent_get_bubbles(IDOMEvent *iface, VARIANT_BOOL *p)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
TRACE("(%p)->(%p)\n", This, p);
*p = variant_bool(This->bubbles);
return S_OK;
}
static HRESULT WINAPI DOMEvent_get_cancelable(IDOMEvent *iface, VARIANT_BOOL *p)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
TRACE("(%p)->(%p)\n", This, p);
*p = variant_bool(This->cancelable);
return S_OK;
}
static HRESULT WINAPI DOMEvent_get_currentTarget(IDOMEvent *iface, IEventTarget **p)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
TRACE("(%p)->(%p)\n", This, p);
if(This->current_target)
IEventTarget_AddRef(*p = &This->current_target->IEventTarget_iface);
else
*p = NULL;
return S_OK;
}
static HRESULT WINAPI DOMEvent_get_defaultPrevented(IDOMEvent *iface, VARIANT_BOOL *p)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
TRACE("(%p)->(%p)\n", This, p);
*p = variant_bool(This->prevent_default);
return S_OK;
}
static HRESULT WINAPI DOMEvent_get_eventPhase(IDOMEvent *iface, USHORT *p)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
TRACE("(%p)->(%p)\n", This, p);
*p = This->phase;
return S_OK;
}
static HRESULT WINAPI DOMEvent_get_target(IDOMEvent *iface, IEventTarget **p)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
TRACE("(%p)->(%p)\n", This, p);
if(This->target)
IEventTarget_AddRef(*p = &This->target->IEventTarget_iface);
else
*p = NULL;
return S_OK;
}
static HRESULT WINAPI DOMEvent_get_timeStamp(IDOMEvent *iface, ULONGLONG *p)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
TRACE("(%p)->(%p)\n", This, p);
*p = This->time_stamp;
return S_OK;
}
static HRESULT WINAPI DOMEvent_get_type(IDOMEvent *iface, BSTR *p)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
TRACE("(%p)->(%p)\n", This, p);
if(This->type) {
*p = SysAllocString(This->type);
if(!*p)
return E_OUTOFMEMORY;
}else {
*p = NULL;
}
return S_OK;
}
#ifdef __i386__
#define nsIDOMEvent_InitEvent(_this,type,bubbles,cancelable) \
((void (WINAPI*)(void*,nsIDOMEvent*,const nsAString*,cpp_bool,cpp_bool)) \
&call_thiscall_func)((_this)->lpVtbl->InitEvent,_this,type,bubbles,cancelable)
#endif
static HRESULT WINAPI DOMEvent_initEvent(IDOMEvent *iface, BSTR type, VARIANT_BOOL can_bubble, VARIANT_BOOL cancelable)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
nsAString nsstr;
TRACE("(%p)->(%s %x %x)\n", This, debugstr_w(type), can_bubble, cancelable);
if(This->target) {
TRACE("called on already dispatched event\n");
return S_OK;
}
heap_free(This->type);
This->type = heap_strdupW(type);
if(!This->type)
return E_OUTOFMEMORY;
This->event_id = str_to_eid(type);
This->bubbles = !!can_bubble;
This->cancelable = !!cancelable;
nsAString_InitDepend(&nsstr, type);
nsIDOMEvent_InitEvent(This->nsevent, &nsstr, This->bubbles, This->cancelable);
nsAString_Finish(&nsstr);
return S_OK;
}
static HRESULT WINAPI DOMEvent_preventDefault(IDOMEvent *iface)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
TRACE("(%p)\n", This);
if(This->current_target && This->cancelable) {
This->prevent_default = TRUE;
nsIDOMEvent_PreventDefault(This->nsevent);
}
return S_OK;
}
static HRESULT WINAPI DOMEvent_stopPropagation(IDOMEvent *iface)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
TRACE("(%p)\n", This);
This->stop_propagation = TRUE;
nsIDOMEvent_StopPropagation(This->nsevent);
return S_OK;
}
static HRESULT WINAPI DOMEvent_stopImmediatePropagation(IDOMEvent *iface)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
FIXME("(%p)\n", This);
return E_NOTIMPL;
}
static HRESULT WINAPI DOMEvent_get_isTrusted(IDOMEvent *iface, VARIANT_BOOL *p)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI DOMEvent_put_cancelBubble(IDOMEvent *iface, VARIANT_BOOL v)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
FIXME("(%p)->(%x)\n", This, v);
return E_NOTIMPL;
}
static HRESULT WINAPI DOMEvent_get_cancelBubble(IDOMEvent *iface, VARIANT_BOOL *p)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI DOMEvent_get_srcElement(IDOMEvent *iface, IHTMLElement **p)
{
DOMEvent *This = impl_from_IDOMEvent(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static const IDOMEventVtbl DOMEventVtbl = {
DOMEvent_QueryInterface,
DOMEvent_AddRef,
DOMEvent_Release,
DOMEvent_GetTypeInfoCount,
DOMEvent_GetTypeInfo,
DOMEvent_GetIDsOfNames,
DOMEvent_Invoke,
DOMEvent_get_bubbles,
DOMEvent_get_cancelable,
DOMEvent_get_currentTarget,
DOMEvent_get_defaultPrevented,
DOMEvent_get_eventPhase,
DOMEvent_get_target,
DOMEvent_get_timeStamp,
DOMEvent_get_type,
DOMEvent_initEvent,
DOMEvent_preventDefault,
DOMEvent_stopPropagation,
DOMEvent_stopImmediatePropagation,
DOMEvent_get_isTrusted,
DOMEvent_put_cancelBubble,
DOMEvent_get_cancelBubble,
DOMEvent_get_srcElement
};
static const tid_t DOMEvent_iface_tids[] = {
IDOMEvent_tid,
0
};
static dispex_static_data_t DOMEvent_dispex = {
NULL,
IDOMEvent_tid,
DOMEvent_iface_tids
};
static DOMEvent *alloc_event(nsIDOMEvent *nsevent, eventid_t event_id)
{
DOMEvent *event;
FILETIME time;
/* 1601 to 1970 is 369 years plus 89 leap days */
const ULONGLONG time_epoch = (ULONGLONG)(369 * 365 + 89) * 86400 * 1000;
event = heap_alloc_zero(sizeof(*event));
if(!event)
return NULL;
init_dispex(&event->dispex, (IUnknown*)&event->IDOMEvent_iface, &DOMEvent_dispex);
event->IDOMEvent_iface.lpVtbl = &DOMEventVtbl;
event->ref = 1;
event->event_id = event_id;
if(event_id != EVENTID_LAST) {
event->type = heap_strdupW(event_info[event_id].name);
if(!event->type) {
IDOMEvent_Release(&event->IDOMEvent_iface);
return NULL;
}
event->bubbles = (event_info[event_id].flags & EVENT_BUBBLES) != 0;
event->cancelable = (event_info[event_id].flags & EVENT_CANCELABLE) != 0;
}
nsIDOMEvent_AddRef(event->nsevent = nsevent);
GetSystemTimeAsFileTime(&time);
event->time_stamp = (((ULONGLONG)time.dwHighDateTime<<32) + time.dwLowDateTime) / 10000
- time_epoch;
return event;
}
HRESULT create_event_from_nsevent(nsIDOMEvent *nsevent, DOMEvent **ret_event)
{
eventid_t event_id = EVENTID_LAST;
DOMEvent *event;
nsAString nsstr;
nsresult nsres;
nsAString_Init(&nsstr, NULL);
nsres = nsIDOMEvent_GetType(nsevent, &nsstr);
if(NS_SUCCEEDED(nsres)) {
const WCHAR *type;
nsAString_GetData(&nsstr, &type);
event_id = str_to_eid(type);
if(event_id == EVENTID_LAST)
FIXME("unknown event type %s\n", debugstr_w(type));
}else {
ERR("GetType failed: %08x\n", nsres);
}
nsAString_Finish(&nsstr);
event = alloc_event(nsevent, event_id);
if(!event)
return E_OUTOFMEMORY;
*ret_event = event;
return S_OK;
}
HRESULT create_document_event_str(HTMLDocumentNode *doc, const WCHAR *type, IDOMEvent **ret_event)
{
nsIDOMEvent *nsevent;
DOMEvent *event;
nsAString nsstr;
nsresult nsres;
nsAString_InitDepend(&nsstr, type);
nsres = nsIDOMHTMLDocument_CreateEvent(doc->nsdoc, &nsstr, &nsevent);
nsAString_Finish(&nsstr);
if(NS_FAILED(nsres)) {
FIXME("CreateEvent(%s) failed: %08x\n", debugstr_w(type), nsres);
return E_FAIL;
}
event = alloc_event(nsevent, EVENTID_LAST);
nsIDOMEvent_Release(nsevent);
if(!event)
return E_OUTOFMEMORY;
*ret_event = &event->IDOMEvent_iface;
return S_OK;
}
HRESULT create_document_event(HTMLDocumentNode *doc, eventid_t event_id, DOMEvent **ret_event)
{
nsIDOMEvent *nsevent;
DOMEvent *event;
nsAString nsstr;
nsresult nsres;
nsAString_InitDepend(&nsstr, event_types[event_info[event_id].type]);
nsres = nsIDOMHTMLDocument_CreateEvent(doc->nsdoc, &nsstr, &nsevent);
nsAString_Finish(&nsstr);
if(NS_FAILED(nsres)) {
FIXME("CreateEvent(%s) failed: %08x\n", debugstr_w(event_types[event_info[event_id].type]), nsres);
return E_FAIL;
}
event = alloc_event(nsevent, event_id);
if(!event)
return E_OUTOFMEMORY;
event->event_id = event_id;
*ret_event = event;
return S_OK;
}
static HRESULT call_disp_func(IDispatch *disp, DISPPARAMS *dp, VARIANT *retv)
{
IDispatchEx *dispex;
EXCEPINFO ei;
HRESULT hres;
memset(&ei, 0, sizeof(ei));
hres = IDispatch_QueryInterface(disp, &IID_IDispatchEx, (void**)&dispex);
if(SUCCEEDED(hres)) {
hres = IDispatchEx_InvokeEx(dispex, 0, GetUserDefaultLCID(), DISPATCH_METHOD, dp, retv, &ei, NULL);
IDispatchEx_Release(dispex);
}else {
TRACE("Could not get IDispatchEx interface: %08x\n", hres);
hres = IDispatch_Invoke(disp, 0, &IID_NULL, GetUserDefaultLCID(), DISPATCH_METHOD,
dp, retv, &ei, NULL);
}
return hres;
}
static HRESULT call_cp_func(IDispatch *disp, DISPID dispid, IHTMLEventObj *event_obj, VARIANT *retv)
{
DISPPARAMS dp = {NULL,NULL,0,0};
VARIANT event_arg;
ULONG argerr;
EXCEPINFO ei;
if(event_obj) {
V_VT(&event_arg) = VT_DISPATCH;
V_DISPATCH(&event_arg) = (IDispatch*)event_obj;
dp.rgvarg = &event_arg;
dp.cArgs = 1;
}
memset(&ei, 0, sizeof(ei));
return IDispatch_Invoke(disp, dispid, &IID_NULL, 0, DISPATCH_METHOD, &dp, retv, &ei, &argerr);
}
static BOOL is_cp_event(cp_static_data_t *data, DISPID dispid)
{
int min, max, i;
HRESULT hres;
if(!data)
return FALSE;
if(!data->ids) {
hres = get_dispids(data->tid, &data->id_cnt, &data->ids);
if(FAILED(hres))
return FALSE;
}
min = 0;
max = data->id_cnt-1;
while(min <= max) {
i = (min+max)/2;
if(data->ids[i] == dispid)
return TRUE;
if(data->ids[i] < dispid)
min = i+1;
else
max = i-1;
}
return FALSE;
}
static void call_event_handlers(EventTarget *event_target, DOMEvent *event, dispatch_mode_t dispatch_mode)
{
const listener_container_t *container = get_listener_container(event_target, event->type, FALSE);
const BOOL use_quirks = use_event_quirks(event_target);
event_listener_t *listener, listeners_buf[8], *listeners = listeners_buf;
unsigned listeners_cnt, listeners_size;
ConnectionPointContainer *cp_container = NULL;
const event_target_vtbl_t *vtbl = NULL;
VARIANT v;
HRESULT hres;
assert(!event->current_target);
event->current_target = event_target;
if(use_quirks && container && !list_empty(&container->listeners)
&& event->phase != DEP_CAPTURING_PHASE) {
listener = LIST_ENTRY(list_tail(&container->listeners), event_listener_t, entry);
if(listener && listener->function && listener->type == LISTENER_TYPE_ONEVENT) {
DISPID named_arg = DISPID_THIS;
VARIANTARG arg;
DISPPARAMS dp = {&arg, &named_arg, 1, 1};
V_VT(&arg) = VT_DISPATCH;
V_DISPATCH(&arg) = (IDispatch*)&event_target->dispex.IDispatchEx_iface;
V_VT(&v) = VT_EMPTY;
TRACE("%s >>>\n", debugstr_w(event->type));
hres = call_disp_func(listener->function, &dp, &v);
if(hres == S_OK) {
TRACE("%s <<< %s\n", debugstr_w(event->type), debugstr_variant(&v));
if(event->cancelable) {
if(V_VT(&v) == VT_BOOL) {
if(!V_BOOL(&v))
IDOMEvent_preventDefault(&event->IDOMEvent_iface);
}else if(V_VT(&v) != VT_EMPTY) {
FIXME("unhandled result %s\n", debugstr_variant(&v));
}
}
VariantClear(&v);
}else {
WARN("%s <<< %08x\n", debugstr_w(event->type), hres);
}
}
}
listeners_cnt = 0;
listeners_size = sizeof(listeners_buf)/sizeof(*listeners_buf);
if(container) {
LIST_FOR_EACH_ENTRY(listener, &container->listeners, event_listener_t, entry) {
if(!listener->function)
continue;
switch(listener->type) {
case LISTENER_TYPE_ONEVENT:
if(use_quirks || event->phase == DEP_CAPTURING_PHASE)
continue;
break;
case LISTENER_TYPE_CAPTURE:
if(event->phase == DEP_BUBBLING_PHASE || dispatch_mode == DISPATCH_LEGACY)
continue;
break;
case LISTENER_TYPE_BUBBLE:
if(event->phase == DEP_CAPTURING_PHASE || dispatch_mode == DISPATCH_LEGACY)
continue;
break;
case LISTENER_TYPE_ATTACHED:
if(event->phase == DEP_CAPTURING_PHASE || dispatch_mode == DISPATCH_STANDARD)
continue;
break;
}
if(listeners_cnt == listeners_size) {
event_listener_t *new_listeners;
if(listeners == listeners_buf) {
new_listeners = heap_alloc(listeners_size * 2 * sizeof(*new_listeners));
if(!new_listeners)
break;
memcpy(new_listeners, listeners, listeners_cnt * sizeof(*listeners));
}else {
new_listeners = heap_realloc(listeners, listeners_size * 2 * sizeof(*new_listeners));
}
listeners = new_listeners;
listeners_size *= 2;
}
listeners[listeners_cnt].type = listener->type;
IDispatch_AddRef(listeners[listeners_cnt].function = listener->function);
listeners_cnt++;
}
}
for(listener = listeners; listener < listeners + listeners_cnt; listener++) {
if(listener->type != LISTENER_TYPE_ATTACHED) {
DISPID named_arg = DISPID_THIS;
VARIANTARG args[2];
DISPPARAMS dp = {args, &named_arg, 2, 1};
V_VT(args) = VT_DISPATCH;
V_DISPATCH(args) = (IDispatch*)&event_target->dispex.IDispatchEx_iface;
V_VT(args+1) = VT_DISPATCH;
V_DISPATCH(args+1) = dispatch_mode == DISPATCH_LEGACY
? (IDispatch*)event->event_obj : (IDispatch*)&event->IDOMEvent_iface;
V_VT(&v) = VT_EMPTY;
TRACE("%s >>>\n", debugstr_w(event->type));
hres = call_disp_func(listener->function, &dp, &v);
if(hres == S_OK) {
TRACE("%s <<< %s\n", debugstr_w(event->type),
debugstr_variant(&v));
if(event->cancelable) {
if(V_VT(&v) == VT_BOOL) {
if(!V_BOOL(&v))
IDOMEvent_preventDefault(&event->IDOMEvent_iface);
}else if(V_VT(&v) != VT_EMPTY) {
FIXME("unhandled result %s\n", debugstr_variant(&v));
}
}
VariantClear(&v);
}else {
WARN("%s <<< %08x\n", debugstr_w(event->type), hres);
}
}else {
VARIANTARG arg;
DISPPARAMS dp = {&arg, NULL, 1, 0};
V_VT(&arg) = VT_DISPATCH;
V_DISPATCH(&arg) = (IDispatch*)event->event_obj;
V_VT(&v) = VT_EMPTY;
TRACE("%s attached >>>\n", debugstr_w(event->type));
hres = call_disp_func(listener->function, &dp, &v);
if(hres == S_OK) {
TRACE("%s attached <<<\n", debugstr_w(event->type));
if(event->cancelable) {
if(V_VT(&v) == VT_BOOL) {
if(!V_BOOL(&v))
IDOMEvent_preventDefault(&event->IDOMEvent_iface);
}else if(V_VT(&v) != VT_EMPTY) {
FIXME("unhandled result %s\n", debugstr_variant(&v));
}
}
VariantClear(&v);
}else {
WARN("%s attached <<< %08x\n", debugstr_w(event->type), hres);
}
}
}
for(listener = listeners; listener < listeners + listeners_cnt; listener++)
IDispatch_Release(listener->function);
if(listeners != listeners_buf)
heap_free(listeners);
if(event->phase != DEP_CAPTURING_PHASE && event->event_id != EVENTID_LAST
&& event_info[event->event_id].dispid && (vtbl = dispex_get_vtbl(&event_target->dispex))
&& vtbl->get_cp_container)
cp_container = vtbl->get_cp_container(&event_target->dispex);
if(cp_container) {
if(cp_container->cps) {
ConnectionPoint *cp;
unsigned i, j;
for(j=0; cp_container->cp_entries[j].riid; j++) {
cp = cp_container->cps + j;
if(!cp->sinks_size || !is_cp_event(cp->data, event_info[event->event_id].dispid))
continue;
for(i=0; i < cp->sinks_size; i++) {
if(!cp->sinks[i].disp)
continue;
V_VT(&v) = VT_EMPTY;
TRACE("cp %s [%u] >>>\n", debugstr_w(event->type), i);
hres = call_cp_func(cp->sinks[i].disp, event_info[event->event_id].dispid,
cp->data->pass_event_arg ? event->event_obj : NULL, &v);
if(hres == S_OK) {
TRACE("cp %s [%u] <<<\n", debugstr_w(event->type), i);
if(event->cancelable) {
if(V_VT(&v) == VT_BOOL) {
if(!V_BOOL(&v))
IDOMEvent_preventDefault(&event->IDOMEvent_iface);
}else if(V_VT(&v) != VT_EMPTY) {
FIXME("unhandled result %s\n", debugstr_variant(&v));
}
}
VariantClear(&v);
}else {
WARN("cp %s [%u] <<< %08x\n", debugstr_w(event->type), i, hres);
}
}
}
}
IConnectionPointContainer_Release(&cp_container->IConnectionPointContainer_iface);
}
event->current_target = NULL;
}
static HRESULT dispatch_event_object(EventTarget *event_target, DOMEvent *event,
dispatch_mode_t dispatch_mode, VARIANT_BOOL *r)
{
EventTarget *target_chain_buf[8], **target_chain = target_chain_buf;
unsigned chain_cnt, chain_buf_size, i;
const event_target_vtbl_t *vtbl, *target_vtbl;
HTMLEventObj *event_obj_ref = NULL;
IHTMLEventObj *prev_event = NULL;
EventTarget *iter;
HRESULT hres;
TRACE("(%p) %s\n", event_target, debugstr_w(event->type));
if(!event->type) {
FIXME("Uninitialized event.\n");
return E_FAIL;
}
if(event->current_target) {
FIXME("event is being dispatched.\n");
return E_FAIL;
}
iter = event_target;
IDispatchEx_AddRef(&event_target->dispex.IDispatchEx_iface);
chain_cnt = 0;
chain_buf_size = sizeof(target_chain_buf)/sizeof(*target_chain_buf);
do {
if(chain_cnt == chain_buf_size) {
EventTarget **new_chain;
if(target_chain == target_chain_buf) {
new_chain = heap_alloc(chain_buf_size * 2 * sizeof(*new_chain));
if(!new_chain)
break;
memcpy(new_chain, target_chain, chain_buf_size * sizeof(*new_chain));
}else {
new_chain = heap_realloc(target_chain, chain_buf_size * 2 * sizeof(*new_chain));
if(!new_chain)
break;
}
chain_buf_size *= 2;
target_chain = new_chain;
}
target_chain[chain_cnt++] = iter;
if(!(vtbl = dispex_get_vtbl(&iter->dispex)) || !vtbl->get_parent_event_target)
break;
iter = vtbl->get_parent_event_target(&iter->dispex);
} while(iter);
if(!event->event_obj && !event->no_event_obj) {
event_obj_ref = alloc_event_obj(event);
if(event_obj_ref)
event->event_obj = &event_obj_ref->IHTMLEventObj_iface;
}
target_vtbl = dispex_get_vtbl(&event_target->dispex);
if(target_vtbl && target_vtbl->set_current_event)
prev_event = target_vtbl->set_current_event(&event_target->dispex, event->event_obj);
if(event->target)
IDispatchEx_Release(&event->target->dispex.IDispatchEx_iface);
event->target = event_target;
IDispatchEx_AddRef(&event_target->dispex.IDispatchEx_iface);
event->phase = DEP_CAPTURING_PHASE;
i = chain_cnt-1;
while(!event->stop_propagation && i)
call_event_handlers(target_chain[i--], event, dispatch_mode);
if(!event->stop_propagation) {
event->phase = DEP_AT_TARGET;
call_event_handlers(target_chain[0], event, dispatch_mode);
}
if(event->bubbles) {
event->phase = DEP_BUBBLING_PHASE;
for(i = 1; !event->stop_propagation && i < chain_cnt; i++)
call_event_handlers(target_chain[i], event, dispatch_mode);
}
if(r)
*r = variant_bool(!event->prevent_default);
if(target_vtbl && target_vtbl->set_current_event) {
prev_event = target_vtbl->set_current_event(&event_target->dispex, prev_event);
if(prev_event)
IHTMLEventObj_Release(prev_event);
}
if(event->event_id != EVENTID_LAST && (event_info[event->event_id].flags & EVENT_HASDEFAULTHANDLERS)) {
for(i = 0; !event->prevent_default && i < chain_cnt; i++) {
BOOL prevent_default = FALSE;
vtbl = dispex_get_vtbl(&target_chain[i]->dispex);
if(!vtbl || !vtbl->handle_event_default)
continue;
hres = vtbl->handle_event_default(&event_target->dispex, event->event_id,
event->nsevent, &prevent_default);
if(FAILED(hres) || event->stop_propagation)
break;
if(prevent_default)
IDOMEvent_preventDefault(&event->IDOMEvent_iface);
}
}
event->prevent_default = FALSE;
if(event_obj_ref) {
event->event_obj = NULL;
IHTMLEventObj_Release(&event_obj_ref->IHTMLEventObj_iface);
}
for(i = 0; i < chain_cnt; i++)
IDispatchEx_Release(&target_chain[i]->dispex.IDispatchEx_iface);
if(target_chain != target_chain_buf)
heap_free(target_chain);
return S_OK;
}
void dispatch_event(EventTarget *event_target, DOMEvent *event)
{
dispatch_event_object(event_target, event, DISPATCH_BOTH, NULL);
}
HRESULT fire_event(HTMLDOMNode *node, const WCHAR *event_name, VARIANT *event_var, VARIANT_BOOL *cancelled)
{
HTMLEventObj *event_obj = NULL;
eventid_t eid;
HRESULT hres = S_OK;
eid = attr_to_eid(event_name);
if(eid == EVENTID_LAST) {
WARN("unknown event %s\n", debugstr_w(event_name));
return E_INVALIDARG;
}
if(event_var && V_VT(event_var) != VT_EMPTY && V_VT(event_var) != VT_ERROR) {
if(V_VT(event_var) != VT_DISPATCH) {
FIXME("event_var %s not supported\n", debugstr_variant(event_var));
return E_NOTIMPL;
}
if(V_DISPATCH(event_var)) {
IHTMLEventObj *event_iface;
hres = IDispatch_QueryInterface(V_DISPATCH(event_var), &IID_IHTMLEventObj, (void**)&event_iface);
if(FAILED(hres)) {
FIXME("No IHTMLEventObj iface\n");
return hres;
}
event_obj = unsafe_impl_from_IHTMLEventObj(event_iface);
if(!event_obj) {
ERR("Not our IHTMLEventObj?\n");
IHTMLEventObj_Release(event_iface);
return E_FAIL;
}
}
}
if(!event_obj) {
event_obj = alloc_event_obj(NULL);
if(!event_obj)
return E_OUTOFMEMORY;
}
if(!event_obj->event)
hres = create_document_event(node->doc, eid, &event_obj->event);
if(SUCCEEDED(hres)) {
event_obj->event->event_obj = &event_obj->IHTMLEventObj_iface;
dispatch_event_object(&node->event_target, event_obj->event, DISPATCH_LEGACY, NULL);
event_obj->event->event_obj = NULL;
}
IHTMLEventObj_Release(&event_obj->IHTMLEventObj_iface);
if(FAILED(hres))
return hres;
*cancelled = VARIANT_TRUE; /* FIXME */
return S_OK;
}
HRESULT ensure_doc_nsevent_handler(HTMLDocumentNode *doc, eventid_t eid)
{
nsIDOMNode *nsnode = NULL;
TRACE("%s\n", debugstr_w(event_info[eid].name));
if(!doc->nsdoc)
return S_OK;
switch(eid) {
case EVENTID_FOCUSIN:
doc->event_vector[eid] = TRUE;
eid = EVENTID_FOCUS;
break;
case EVENTID_FOCUSOUT:
doc->event_vector[eid] = TRUE;
eid = EVENTID_BLUR;
break;
default:
break;
}
if(doc->event_vector[eid] || !(event_info[eid].flags & (EVENT_DEFAULTLISTENER|EVENT_BIND_TO_BODY)))
return S_OK;
if(event_info[eid].flags & EVENT_BIND_TO_BODY) {
nsnode = doc->node.nsnode;
nsIDOMNode_AddRef(nsnode);
}
doc->event_vector[eid] = TRUE;
add_nsevent_listener(doc, nsnode, event_info[eid].name);
if(nsnode)
nsIDOMNode_Release(nsnode);
return S_OK;
}
void detach_events(HTMLDocumentNode *doc)
{
if(doc->event_vector) {
int i;
for(i=0; i < EVENTID_LAST; i++) {
if(doc->event_vector[i]) {
detach_nsevent(doc, event_info[i].name);
doc->event_vector[i] = FALSE;
}
}
}
release_nsevents(doc);
}
static HRESULT get_event_dispex_ref(EventTarget *event_target, eventid_t eid, BOOL alloc, VARIANT **ret)
{
WCHAR buf[64];
buf[0] = 'o';
buf[1] = 'n';
strcpyW(buf+2, event_info[eid].name);
return dispex_get_dprop_ref(&event_target->dispex, buf, alloc, ret);
}
static event_listener_t *get_onevent_listener(EventTarget *event_target, eventid_t eid, BOOL alloc)
{
listener_container_t *container;
event_listener_t *listener;
container = get_listener_container(event_target, event_info[eid].name, alloc);
if(!container)
return NULL;
LIST_FOR_EACH_ENTRY_REV(listener, &container->listeners, event_listener_t, entry) {
if(listener->type == LISTENER_TYPE_ONEVENT)
return listener;
}
if(!alloc)
return NULL;
listener = heap_alloc(sizeof(*listener));
if(!listener)
return NULL;
listener->type = LISTENER_TYPE_ONEVENT;
listener->function = NULL;
list_add_tail(&container->listeners, &listener->entry);
return listener;
}
static void remove_event_handler(EventTarget *event_target, eventid_t eid)
{
event_listener_t *listener;
VARIANT *store;
HRESULT hres;
hres = get_event_dispex_ref(event_target, eid, FALSE, &store);
if(SUCCEEDED(hres))
VariantClear(store);
listener = get_onevent_listener(event_target, eid, FALSE);
if(listener && listener->function) {
IDispatch_Release(listener->function);
listener->function = NULL;
}
}
static HRESULT set_event_handler_disp(EventTarget *event_target, eventid_t eid, IDispatch *disp)
{
event_listener_t *listener;
if(event_info[eid].flags & EVENT_FIXME)
FIXME("unimplemented event %s\n", debugstr_w(event_info[eid].name));
remove_event_handler(event_target, eid);
if(!disp)
return S_OK;
listener = get_onevent_listener(event_target, eid, TRUE);
if(!listener)
return E_OUTOFMEMORY;
if(listener->function)
IDispatch_Release(listener->function);
IDispatch_AddRef(listener->function = disp);
return S_OK;
}
HRESULT set_event_handler(EventTarget *event_target, eventid_t eid, VARIANT *var)
{
switch(V_VT(var)) {
case VT_EMPTY:
if(use_event_quirks(event_target)) {
WARN("attempt to set to VT_EMPTY in quirks mode\n");
return E_NOTIMPL;
}
/* fall through */
case VT_NULL:
remove_event_handler(event_target, eid);
return S_OK;
case VT_DISPATCH:
return set_event_handler_disp(event_target, eid, V_DISPATCH(var));
case VT_BSTR: {
VARIANT *v;
HRESULT hres;
if(!use_event_quirks(event_target))
FIXME("Setting to string %s not supported\n", debugstr_w(V_BSTR(var)));
/*
* Setting event handler to string is a rare case and we don't want to
* complicate nor increase memory of listener_container_t for that. Instead,
* we store the value in DispatchEx, which can already handle custom
* properties.
*/
remove_event_handler(event_target, eid);
hres = get_event_dispex_ref(event_target, eid, TRUE, &v);
if(FAILED(hres))
return hres;
V_BSTR(v) = SysAllocString(V_BSTR(var));
if(!V_BSTR(v))
return E_OUTOFMEMORY;
V_VT(v) = VT_BSTR;
return S_OK;
}
default:
FIXME("not handler %s\n", debugstr_variant(var));
return E_NOTIMPL;
}
return S_OK;
}
HRESULT get_event_handler(EventTarget *event_target, eventid_t eid, VARIANT *var)
{
event_listener_t *listener;
VARIANT *v;
HRESULT hres;
hres = get_event_dispex_ref(event_target, eid, FALSE, &v);
if(SUCCEEDED(hres) && V_VT(v) != VT_EMPTY) {
V_VT(var) = VT_EMPTY;
return VariantCopy(var, v);
}
listener = get_onevent_listener(event_target, eid, FALSE);
if(listener && listener->function) {
V_VT(var) = VT_DISPATCH;
V_DISPATCH(var) = listener->function;
IDispatch_AddRef(V_DISPATCH(var));
}else {
V_VT(var) = VT_NULL;
}
return S_OK;
}
HRESULT attach_event(EventTarget *event_target, BSTR name, IDispatch *disp, VARIANT_BOOL *res)
{
listener_container_t *container;
event_listener_t *listener;
eventid_t eid;
eid = attr_to_eid(name);
if(eid == EVENTID_LAST) {
WARN("Unknown event\n");
*res = VARIANT_TRUE;
return S_OK;
}
container = get_listener_container(event_target, event_info[eid].name, TRUE);
if(!container)
return E_OUTOFMEMORY;
listener = heap_alloc(sizeof(*listener));
if(!listener)
return E_OUTOFMEMORY;
listener->type = LISTENER_TYPE_ATTACHED;
IDispatch_AddRef(listener->function = disp);
if(use_event_quirks(event_target))
list_add_head(&container->listeners, &listener->entry);
else
list_add_tail(&container->listeners, &listener->entry);
*res = VARIANT_TRUE;
return S_OK;
}
HRESULT detach_event(EventTarget *event_target, BSTR name, IDispatch *disp)
{
eventid_t eid;
eid = attr_to_eid(name);
if(eid == EVENTID_LAST) {
WARN("Unknown event\n");
return S_OK;
}
remove_event_listener(event_target, event_info[eid].name, LISTENER_TYPE_ATTACHED, disp);
return S_OK;
}
void bind_target_event(HTMLDocumentNode *doc, EventTarget *event_target, const WCHAR *event, IDispatch *disp)
{
eventid_t eid;
TRACE("(%p %p %s %p)\n", doc, event_target, debugstr_w(event), disp);
eid = attr_to_eid(event);
if(eid == EVENTID_LAST) {
WARN("Unsupported event %s\n", debugstr_w(event));
return;
}
set_event_handler_disp(event_target, eid, disp);
}
void update_doc_cp_events(HTMLDocumentNode *doc, cp_static_data_t *cp)
{
int i;
for(i=0; i < EVENTID_LAST; i++) {
if((event_info[i].flags & EVENT_DEFAULTLISTENER) && is_cp_event(cp, event_info[i].dispid))
ensure_doc_nsevent_handler(doc, i);
}
}
void check_event_attr(HTMLDocumentNode *doc, nsIDOMHTMLElement *nselem)
{
nsIDOMMozNamedAttrMap *attr_map;
const PRUnichar *name, *value;
nsAString name_str, value_str;
HTMLDOMNode *node = NULL;
cpp_bool has_attrs;
nsIDOMAttr *attr;
IDispatch *disp;
UINT32 length, i;
eventid_t eid;
nsresult nsres;
HRESULT hres;
nsres = nsIDOMHTMLElement_HasAttributes(nselem, &has_attrs);
if(NS_FAILED(nsres) || !has_attrs)
return;
nsres = nsIDOMHTMLElement_GetAttributes(nselem, &attr_map);
if(NS_FAILED(nsres))
return;
nsres = nsIDOMMozNamedAttrMap_GetLength(attr_map, &length);
assert(nsres == NS_OK);
nsAString_Init(&name_str, NULL);
nsAString_Init(&value_str, NULL);
for(i = 0; i < length; i++) {
nsres = nsIDOMMozNamedAttrMap_Item(attr_map, i, &attr);
if(NS_FAILED(nsres))
continue;
nsres = nsIDOMAttr_GetName(attr, &name_str);
if(NS_FAILED(nsres)) {
nsIDOMAttr_Release(attr);
continue;
}
nsAString_GetData(&name_str, &name);
eid = attr_to_eid(name);
if(eid == EVENTID_LAST) {
nsIDOMAttr_Release(attr);
continue;
}
nsres = nsIDOMAttr_GetValue(attr, &value_str);
nsIDOMAttr_Release(attr);
if(NS_FAILED(nsres))
continue;
nsAString_GetData(&value_str, &value);
if(!*value)
continue;
TRACE("%p.%s = %s\n", nselem, debugstr_w(name), debugstr_w(value));
disp = script_parse_event(doc->window, value);
if(!disp)
continue;
if(!node) {
hres = get_node(doc, (nsIDOMNode*)nselem, TRUE, &node);
if(FAILED(hres)) {
IDispatch_Release(disp);
break;
}
}
set_event_handler_disp(get_node_event_prop_target(node, eid), eid, disp);
IDispatch_Release(disp);
}
if(node)
node_release(node);
nsAString_Finish(&name_str);
nsAString_Finish(&value_str);
nsIDOMMozNamedAttrMap_Release(attr_map);
}
HRESULT doc_init_events(HTMLDocumentNode *doc)
{
unsigned i;
HRESULT hres;
doc->event_vector = heap_alloc_zero(EVENTID_LAST*sizeof(BOOL));
if(!doc->event_vector)
return E_OUTOFMEMORY;
init_nsevents(doc);
for(i=0; i < EVENTID_LAST; i++) {
if(event_info[i].flags & EVENT_HASDEFAULTHANDLERS) {
hres = ensure_doc_nsevent_handler(doc, i);
if(FAILED(hres))
return hres;
}
}
return S_OK;
}
static inline EventTarget *impl_from_IEventTarget(IEventTarget *iface)
{
return CONTAINING_RECORD(iface, EventTarget, IEventTarget_iface);
}
static HRESULT WINAPI EventTarget_QueryInterface(IEventTarget *iface, REFIID riid, void **ppv)
{
EventTarget *This = impl_from_IEventTarget(iface);
return IDispatchEx_QueryInterface(&This->dispex.IDispatchEx_iface, riid, ppv);
}
static ULONG WINAPI EventTarget_AddRef(IEventTarget *iface)
{
EventTarget *This = impl_from_IEventTarget(iface);
return IDispatchEx_AddRef(&This->dispex.IDispatchEx_iface);
}
static ULONG WINAPI EventTarget_Release(IEventTarget *iface)
{
EventTarget *This = impl_from_IEventTarget(iface);
return IDispatchEx_Release(&This->dispex.IDispatchEx_iface);
}
static HRESULT WINAPI EventTarget_GetTypeInfoCount(IEventTarget *iface, UINT *pctinfo)
{
EventTarget *This = impl_from_IEventTarget(iface);
return IDispatchEx_GetTypeInfoCount(&This->dispex.IDispatchEx_iface, pctinfo);
}
static HRESULT WINAPI EventTarget_GetTypeInfo(IEventTarget *iface, UINT iTInfo,
LCID lcid, ITypeInfo **ppTInfo)
{
EventTarget *This = impl_from_IEventTarget(iface);
return IDispatchEx_GetTypeInfo(&This->dispex.IDispatchEx_iface, iTInfo, lcid, ppTInfo);
}
static HRESULT WINAPI EventTarget_GetIDsOfNames(IEventTarget *iface, REFIID riid, LPOLESTR *rgszNames,
UINT cNames, LCID lcid, DISPID *rgDispId)
{
EventTarget *This = impl_from_IEventTarget(iface);
return IDispatchEx_GetIDsOfNames(&This->dispex.IDispatchEx_iface, riid,
rgszNames, cNames, lcid, rgDispId);
}
static HRESULT WINAPI EventTarget_Invoke(IEventTarget *iface, DISPID dispIdMember,
REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
{
EventTarget *This = impl_from_IEventTarget(iface);
return IDispatchEx_Invoke(&This->dispex.IDispatchEx_iface, dispIdMember,
riid, lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
}
static HRESULT WINAPI EventTarget_addEventListener(IEventTarget *iface, BSTR type,
IDispatch *function, VARIANT_BOOL capture)
{
EventTarget *This = impl_from_IEventTarget(iface);
listener_type_t listener_type = capture ? LISTENER_TYPE_CAPTURE : LISTENER_TYPE_BUBBLE;
listener_container_t *container;
event_listener_t *listener;
TRACE("(%p)->(%s %p %x)\n", This, debugstr_w(type), function, capture);
container = get_listener_container(This, type, TRUE);
if(!container)
return E_OUTOFMEMORY;
/* check for duplicates */
LIST_FOR_EACH_ENTRY(listener, &container->listeners, event_listener_t, entry) {
if(listener->type == listener_type && listener->function == function)
return S_OK;
}
listener = heap_alloc(sizeof(*listener));
if(!listener)
return E_OUTOFMEMORY;
listener->type = listener_type;
IDispatch_AddRef(listener->function = function);
list_add_tail(&container->listeners, &listener->entry);
return S_OK;
}
static HRESULT WINAPI EventTarget_removeEventListener(IEventTarget *iface, BSTR type,
IDispatch *listener, VARIANT_BOOL capture)
{
EventTarget *This = impl_from_IEventTarget(iface);
TRACE("(%p)->(%s %p %x)\n", This, debugstr_w(type), listener, capture);
remove_event_listener(This, type, capture ? LISTENER_TYPE_CAPTURE : LISTENER_TYPE_BUBBLE, listener);
return S_OK;
}
static HRESULT WINAPI EventTarget_dispatchEvent(IEventTarget *iface, IDOMEvent *event_iface, VARIANT_BOOL *result)
{
EventTarget *This = impl_from_IEventTarget(iface);
DOMEvent *event = unsafe_impl_from_IDOMEvent(event_iface);
TRACE("(%p)->(%p %p)\n", This, event, result);
if(!event) {
WARN("Invalid event\n");
return E_INVALIDARG;
}
return dispatch_event_object(This, event, DISPATCH_STANDARD, result);
}
static HRESULT IEventTarget_addEventListener_hook(DispatchEx *dispex, LCID lcid, WORD flags,
DISPPARAMS *dp, VARIANT *res, EXCEPINFO *ei, IServiceProvider *caller)
{
/* If only two arguments were given, implicitly set capture to false */
if((flags & DISPATCH_METHOD) && dp->cArgs == 2 && !dp->cNamedArgs) {
VARIANT args[3];
DISPPARAMS new_dp = {args, NULL, 3, 0};
V_VT(args) = VT_BOOL;
V_BOOL(args) = VARIANT_FALSE;
args[1] = dp->rgvarg[0];
args[2] = dp->rgvarg[1];
TRACE("implicit capture\n");
return IDispatchEx_InvokeEx(&dispex->IDispatchEx_iface, DISPID_IEVENTTARGET_ADDEVENTLISTENER,
lcid, flags, &new_dp, res, ei, caller);
}
return S_FALSE; /* fallback to default */
}
static HRESULT IEventTarget_removeEventListener_hook(DispatchEx *dispex, LCID lcid, WORD flags,
DISPPARAMS *dp, VARIANT *res, EXCEPINFO *ei, IServiceProvider *caller)
{
/* If only two arguments were given, implicitly set capture to false */
if((flags & DISPATCH_METHOD) && dp->cArgs == 2 && !dp->cNamedArgs) {
VARIANT args[3];
DISPPARAMS new_dp = {args, NULL, 3, 0};
V_VT(args) = VT_BOOL;
V_BOOL(args) = VARIANT_FALSE;
args[1] = dp->rgvarg[0];
args[2] = dp->rgvarg[1];
TRACE("implicit capture\n");
return IDispatchEx_InvokeEx(&dispex->IDispatchEx_iface, DISPID_IEVENTTARGET_REMOVEEVENTLISTENER,
lcid, flags, &new_dp, res, ei, caller);
}
return S_FALSE; /* fallback to default */
}
static const IEventTargetVtbl EventTargetVtbl = {
EventTarget_QueryInterface,
EventTarget_AddRef,
EventTarget_Release,
EventTarget_GetTypeInfoCount,
EventTarget_GetTypeInfo,
EventTarget_GetIDsOfNames,
EventTarget_Invoke,
EventTarget_addEventListener,
EventTarget_removeEventListener,
EventTarget_dispatchEvent
};
#define DELAY_INIT_VTBL ((const IEventTargetVtbl*)1)
static BOOL use_event_quirks(EventTarget *event_target)
{
if(event_target->IEventTarget_iface.lpVtbl == DELAY_INIT_VTBL) {
event_target->IEventTarget_iface.lpVtbl =
dispex_compat_mode(&event_target->dispex) >= COMPAT_MODE_IE9
? &EventTargetVtbl : NULL;
}
return !event_target->IEventTarget_iface.lpVtbl;
}
HRESULT EventTarget_QI(EventTarget *event_target, REFIID riid, void **ppv)
{
if(IsEqualGUID(riid, &IID_IEventTarget)) {
if(use_event_quirks(event_target)) {
WARN("IEventTarget queried, but not supported by in document mode\n");
*ppv = NULL;
return E_NOINTERFACE;
}
IEventTarget_AddRef(&event_target->IEventTarget_iface);
*ppv = &event_target->IEventTarget_iface;
return S_OK;
}
if(dispex_query_interface(&event_target->dispex, riid, ppv))
return *ppv ? S_OK : E_NOINTERFACE;
WARN("(%p)->(%s %p)\n", event_target, debugstr_mshtml_guid(riid), ppv);
*ppv = NULL;
return E_NOINTERFACE;
}
void EventTarget_init_dispex_info(dispex_data_t *dispex_info, compat_mode_t compat_mode)
{
static const dispex_hook_t IEventTarget_hooks[] = {
{DISPID_IEVENTTARGET_ADDEVENTLISTENER, IEventTarget_addEventListener_hook},
{DISPID_IEVENTTARGET_REMOVEEVENTLISTENER, IEventTarget_removeEventListener_hook},
{DISPID_UNKNOWN}
};
if(compat_mode >= COMPAT_MODE_IE9)
dispex_info_add_interface(dispex_info, IEventTarget_tid, IEventTarget_hooks);
}
static int event_id_cmp(const void *key, const struct wine_rb_entry *entry)
{
return strcmpW(key, WINE_RB_ENTRY_VALUE(entry, listener_container_t, entry)->type);
}
void EventTarget_Init(EventTarget *event_target, IUnknown *outer, dispex_static_data_t *dispex_data,
compat_mode_t compat_mode)
{
init_dispex_with_compat_mode(&event_target->dispex, outer, dispex_data, compat_mode);
wine_rb_init(&event_target->handler_map, event_id_cmp);
/*
* IEventTarget is supported by the object or not depending on compatibility mode.
* We use NULL vtbl for objects in compatibility mode not supporting the interface.
* For targets that don't know compatibility mode at creation time, we set vtbl
* to special DELAY_INIT_VTBL value so that vtbl will be set to proper value
* when it's needed.
*/
if(compat_mode == COMPAT_MODE_QUIRKS && dispex_data->vtbl && dispex_data->vtbl->get_compat_mode)
event_target->IEventTarget_iface.lpVtbl = DELAY_INIT_VTBL;
else if(compat_mode < COMPAT_MODE_IE9)
event_target->IEventTarget_iface.lpVtbl = NULL;
else
event_target->IEventTarget_iface.lpVtbl = &EventTargetVtbl;
}
void release_event_target(EventTarget *event_target)
{
listener_container_t *iter, *iter2;
WINE_RB_FOR_EACH_ENTRY_DESTRUCTOR(iter, iter2, &event_target->handler_map, listener_container_t, entry) {
while(!list_empty(&iter->listeners)) {
event_listener_t *listener = LIST_ENTRY(list_head(&iter->listeners), event_listener_t, entry);
if(listener->function)
IDispatch_Release(listener->function);
list_remove(&listener->entry);
heap_free(listener);
}
heap_free(iter);
}
}
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