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mshtml: Keep a ref to the window during the doc nsevent handlers.

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Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=53999
Signed-off-by: Gabriel Ivăncescu <gabrielopcode@gmail.com>
This commit is contained in:
Gabriel Ivăncescu 2022-11-30 18:14:24 +02:00 committed by Alexandre Julliard
parent 46360dd732
commit ce54f50feb
1 changed files with 77 additions and 91 deletions
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168
dlls/mshtml/nsevents.c
View file

@ -37,31 +37,23 @@
WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
#define EVENTLISTENER_VTBL(handler) \
{ \
nsDOMEventListener_QueryInterface, \
nsDOMEventListener_AddRef, \
nsDOMEventListener_Release, \
handler, \
}
static nsresult NSAPI nsDOMEventListener_QueryInterface(nsIDOMEventListener*,nsIIDRef,void**);
static nsrefcnt NSAPI nsDOMEventListener_AddRef(nsIDOMEventListener*);
static nsrefcnt NSAPI nsDOMEventListener_Release(nsIDOMEventListener*);
typedef nsresult (*handler_t)(HTMLDocumentNode*,nsIDOMEvent*);
typedef struct {
nsIDOMEventListener nsIDOMEventListener_iface;
nsDocumentEventListener *This;
handler_t handler;
} nsEventListener;
static nsresult NSAPI handle_blur(nsIDOMEventListener*,nsIDOMEvent*);
static nsresult NSAPI handle_focus(nsIDOMEventListener*,nsIDOMEvent*);
static nsresult NSAPI handle_keypress(nsIDOMEventListener*,nsIDOMEvent*);
static nsresult NSAPI handle_dom_content_loaded(nsIDOMEventListener*,nsIDOMEvent*);
static nsresult NSAPI handle_pageshow(nsIDOMEventListener*,nsIDOMEvent*);
static nsresult NSAPI handle_pagehide(nsIDOMEventListener*,nsIDOMEvent*);
static nsresult NSAPI handle_load(nsIDOMEventListener*,nsIDOMEvent*);
static nsresult NSAPI handle_beforeunload(nsIDOMEventListener*,nsIDOMEvent*);
static nsresult NSAPI handle_unload(nsIDOMEventListener*,nsIDOMEvent*);
static nsresult handle_blur(HTMLDocumentNode*,nsIDOMEvent*);
static nsresult handle_focus(HTMLDocumentNode*,nsIDOMEvent*);
static nsresult handle_keypress(HTMLDocumentNode*,nsIDOMEvent*);
static nsresult handle_dom_content_loaded(HTMLDocumentNode*,nsIDOMEvent*);
static nsresult handle_pageshow(HTMLDocumentNode*,nsIDOMEvent*);
static nsresult handle_pagehide(HTMLDocumentNode*,nsIDOMEvent*);
static nsresult handle_load(HTMLDocumentNode*,nsIDOMEvent*);
static nsresult handle_beforeunload(HTMLDocumentNode*,nsIDOMEvent*);
static nsresult handle_unload(HTMLDocumentNode*,nsIDOMEvent*);
enum doc_event_listener_flags {
BUBBLES = 0x0001,
@ -71,17 +63,17 @@ enum doc_event_listener_flags {
static const struct {
eventid_t id;
enum doc_event_listener_flags flags;
nsIDOMEventListenerVtbl vtbl;
handler_t handler;
} doc_event_listeners[] = {
{ EVENTID_BLUR, 0, EVENTLISTENER_VTBL(handle_blur) },
{ EVENTID_FOCUS, 0, EVENTLISTENER_VTBL(handle_focus) },
{ EVENTID_KEYPRESS, BUBBLES, EVENTLISTENER_VTBL(handle_keypress) },
{ EVENTID_DOMCONTENTLOADED, OVERRIDE, EVENTLISTENER_VTBL(handle_dom_content_loaded) },
{ EVENTID_PAGESHOW, OVERRIDE, EVENTLISTENER_VTBL(handle_pageshow) },
{ EVENTID_PAGEHIDE, OVERRIDE, EVENTLISTENER_VTBL(handle_pagehide) },
{ EVENTID_LOAD, OVERRIDE, EVENTLISTENER_VTBL(handle_load) },
{ EVENTID_BEFOREUNLOAD, OVERRIDE, EVENTLISTENER_VTBL(handle_beforeunload) },
{ EVENTID_UNLOAD, OVERRIDE, EVENTLISTENER_VTBL(handle_unload) },
{ EVENTID_BLUR, 0, handle_blur },
{ EVENTID_FOCUS, 0, handle_focus },
{ EVENTID_KEYPRESS, BUBBLES, handle_keypress },
{ EVENTID_DOMCONTENTLOADED, OVERRIDE, handle_dom_content_loaded },
{ EVENTID_PAGESHOW, OVERRIDE, handle_pageshow },
{ EVENTID_PAGEHIDE, OVERRIDE, handle_pagehide },
{ EVENTID_LOAD, OVERRIDE, handle_load },
{ EVENTID_BEFOREUNLOAD, OVERRIDE, handle_beforeunload },
{ EVENTID_UNLOAD, OVERRIDE, handle_unload },
};
struct nsDocumentEventListener {
@ -151,6 +143,38 @@ static nsrefcnt NSAPI nsDOMEventListener_Release(nsIDOMEventListener *iface)
return release_listener(This->This);
}
static nsresult NSAPI nsDOMEventListener_HandleEvent(nsIDOMEventListener *iface, nsIDOMEvent *event)
{
nsEventListener *This = impl_from_nsIDOMEventListener(iface);
HTMLDocumentNode *doc = This->This->doc;
HTMLInnerWindow *window;
nsresult nsres;
if(!doc) {
WARN("NULL doc!\n");
return NS_ERROR_FAILURE;
}
/* Hold a ref to the window, as some apps load another document during handlers */
window = doc->window;
if(window)
IHTMLWindow2_AddRef(&window->base.IHTMLWindow2_iface);
nsres = This->handler(doc, event);
if(window)
IHTMLWindow2_Release(&window->base.IHTMLWindow2_iface);
return nsres;
}
static const nsIDOMEventListenerVtbl nsDOMEventListenerVtbl = {
nsDOMEventListener_QueryInterface,
nsDOMEventListener_AddRef,
nsDOMEventListener_Release,
nsDOMEventListener_HandleEvent
};
static BOOL is_doc_child_focus(GeckoBrowser *nscontainer)
{
HWND hwnd;
@ -160,15 +184,13 @@ static BOOL is_doc_child_focus(GeckoBrowser *nscontainer)
return hwnd != NULL;
}
static nsresult NSAPI handle_blur(nsIDOMEventListener *iface, nsIDOMEvent *event)
static nsresult handle_blur(HTMLDocumentNode *doc, nsIDOMEvent *event)
{
nsEventListener *This = impl_from_nsIDOMEventListener(iface);
HTMLDocumentNode *doc = This->This->doc;
HTMLDocumentObj *doc_obj;
TRACE("(%p)\n", doc);
if(!doc || !doc->doc_obj)
if(!doc->doc_obj)
return NS_ERROR_FAILURE;
doc_obj = doc->doc_obj;
@ -180,16 +202,12 @@ static nsresult NSAPI handle_blur(nsIDOMEventListener *iface, nsIDOMEvent *event
return NS_OK;
}
static nsresult NSAPI handle_focus(nsIDOMEventListener *iface, nsIDOMEvent *event)
static nsresult handle_focus(HTMLDocumentNode *doc, nsIDOMEvent *event)
{
nsEventListener *This = impl_from_nsIDOMEventListener(iface);
HTMLDocumentNode *doc = This->This->doc;
HTMLDocumentObj *doc_obj;
TRACE("(%p)\n", doc);
if(!doc)
return NS_ERROR_FAILURE;
doc_obj = doc->doc_obj;
if(!doc_obj->focus) {
@ -200,13 +218,9 @@ static nsresult NSAPI handle_focus(nsIDOMEventListener *iface, nsIDOMEvent *even
return NS_OK;
}
static nsresult NSAPI handle_keypress(nsIDOMEventListener *iface,
nsIDOMEvent *event)
static nsresult handle_keypress(HTMLDocumentNode *doc, nsIDOMEvent *event)
{
nsEventListener *This = impl_from_nsIDOMEventListener(iface);
HTMLDocumentNode *doc = This->This->doc;
if(!doc || !doc->browser)
if(!doc->browser)
return NS_ERROR_FAILURE;
TRACE("(%p)->(%p)\n", doc, event);
@ -218,16 +232,11 @@ static nsresult NSAPI handle_keypress(nsIDOMEventListener *iface,
return NS_OK;
}
static nsresult NSAPI handle_dom_content_loaded(nsIDOMEventListener *iface, nsIDOMEvent *nsevent)
static nsresult handle_dom_content_loaded(HTMLDocumentNode *doc, nsIDOMEvent *nsevent)
{
nsEventListener *This = impl_from_nsIDOMEventListener(iface);
HTMLDocumentNode *doc = This->This->doc;
DOMEvent *event;
HRESULT hres;
if(!doc)
return NS_OK;
if(doc->window)
doc->window->performance_timing->dom_content_loaded_event_start_time = get_time_stamp();
@ -243,15 +252,13 @@ static nsresult NSAPI handle_dom_content_loaded(nsIDOMEventListener *iface, nsID
return NS_OK;
}
static nsresult NSAPI handle_pageshow(nsIDOMEventListener *iface, nsIDOMEvent *nsevent)
static nsresult handle_pageshow(HTMLDocumentNode *doc, nsIDOMEvent *nsevent)
{
nsEventListener *This = impl_from_nsIDOMEventListener(iface);
HTMLDocumentNode *doc = This->This->doc;
HTMLInnerWindow *window;
DOMEvent *event;
HRESULT hres;
if(!doc || !(window = doc->window) || !doc->dom_document || doc->document_mode < COMPAT_MODE_IE11)
if(!(window = doc->window) || !doc->dom_document || doc->document_mode < COMPAT_MODE_IE11)
return NS_OK;
hres = create_document_event(doc, EVENTID_PAGESHOW, &event);
@ -263,15 +270,13 @@ static nsresult NSAPI handle_pageshow(nsIDOMEventListener *iface, nsIDOMEvent *n
return NS_OK;
}
static nsresult NSAPI handle_pagehide(nsIDOMEventListener *iface, nsIDOMEvent *nsevent)
static nsresult handle_pagehide(HTMLDocumentNode *doc, nsIDOMEvent *nsevent)
{
nsEventListener *This = impl_from_nsIDOMEventListener(iface);
HTMLDocumentNode *doc = This->This->doc;
HTMLInnerWindow *window;
DOMEvent *event;
HRESULT hres;
if(!doc || !(window = doc->window) || !doc->dom_document || doc->document_mode < COMPAT_MODE_IE11 || doc->unload_sent)
if(!(window = doc->window) || !doc->dom_document || doc->document_mode < COMPAT_MODE_IE11 || doc->unload_sent)
return NS_OK;
hres = create_document_event(doc, EVENTID_PAGEHIDE, &event);
@ -324,25 +329,21 @@ static void handle_docobj_load(HTMLDocumentObj *doc)
}
}
static nsresult NSAPI handle_load(nsIDOMEventListener *iface, nsIDOMEvent *event)
static nsresult handle_load(HTMLDocumentNode *doc, nsIDOMEvent *event)
{
nsEventListener *This = impl_from_nsIDOMEventListener(iface);
HTMLDocumentNode *doc = This->This->doc;
HTMLDocumentObj *doc_obj = NULL;
DOMEvent *load_event;
HRESULT hres;
TRACE("(%p)\n", doc);
if(!doc || !doc->outer_window)
if(!doc->outer_window)
return NS_ERROR_FAILURE;
if(doc->doc_obj && doc->doc_obj->doc_node == doc)
doc_obj = doc->doc_obj;
connect_scripts(doc->window);
IHTMLDOMNode_AddRef(&doc->node.IHTMLDOMNode_iface);
if(doc_obj)
handle_docobj_load(doc_obj);
@ -381,20 +382,16 @@ static nsresult NSAPI handle_load(nsIDOMEventListener *iface, nsIDOMEvent *event
}
doc->window->performance_timing->load_event_end_time = get_time_stamp();
IHTMLDOMNode_Release(&doc->node.IHTMLDOMNode_iface);
return NS_OK;
}
static nsresult NSAPI handle_beforeunload(nsIDOMEventListener *iface, nsIDOMEvent *nsevent)
static nsresult handle_beforeunload(HTMLDocumentNode *doc, nsIDOMEvent *nsevent)
{
nsEventListener *This = impl_from_nsIDOMEventListener(iface);
HTMLDocumentNode *doc = This->This->doc;
HTMLInnerWindow *window;
DOMEvent *event;
HRESULT hres;
if(!doc || !(window = doc->window))
if(!(window = doc->window))
return NS_OK;
/* Gecko dispatches this to the document, but IE dispatches it to the window */
@ -407,16 +404,14 @@ static nsresult NSAPI handle_beforeunload(nsIDOMEventListener *iface, nsIDOMEven
return NS_OK;
}
static nsresult NSAPI handle_unload(nsIDOMEventListener *iface, nsIDOMEvent *nsevent)
static nsresult handle_unload(HTMLDocumentNode *doc, nsIDOMEvent *nsevent)
{
nsEventListener *This = impl_from_nsIDOMEventListener(iface);
HTMLDocumentNode *doc = This->This->doc;
HTMLPerformanceTiming *timing = NULL;
HTMLInnerWindow *window;
DOMEvent *event;
HRESULT hres;
if(!doc || !(window = doc->window) || doc->unload_sent)
if(!(window = doc->window) || doc->unload_sent)
return NS_OK;
doc->unload_sent = TRUE;
@ -438,10 +433,8 @@ static nsresult NSAPI handle_unload(nsIDOMEventListener *iface, nsIDOMEvent *nse
return NS_OK;
}
static nsresult NSAPI handle_htmlevent(nsIDOMEventListener *iface, nsIDOMEvent *nsevent)
static nsresult handle_htmlevent(HTMLDocumentNode *doc, nsIDOMEvent *nsevent)
{
nsEventListener *This = impl_from_nsIDOMEventListener(iface);
HTMLDocumentNode *doc = This->This->doc;
nsIDOMEventTarget *event_target;
EventTarget *target;
nsIDOMNode *nsnode;
@ -449,12 +442,7 @@ static nsresult NSAPI handle_htmlevent(nsIDOMEventListener *iface, nsIDOMEvent *
nsresult nsres;
HRESULT hres;
TRACE("%p\n", This->This);
if(!doc) {
WARN("NULL doc\n");
return NS_OK;
}
TRACE("%p\n", doc);
nsres = nsIDOMEvent_GetTarget(nsevent, &event_target);
if(NS_FAILED(nsres) || !event_target) {
@ -466,7 +454,7 @@ static nsresult NSAPI handle_htmlevent(nsIDOMEventListener *iface, nsIDOMEvent *
nsIDOMEventTarget_Release(event_target);
if(NS_FAILED(nsres)) {
if(!doc->window)
return S_OK;
return NS_OK;
target = &doc->window->event_target;
IHTMLWindow2_AddRef(&doc->window->base.IHTMLWindow2_iface);
}else {
@ -502,8 +490,6 @@ static nsresult NSAPI handle_htmlevent(nsIDOMEventListener *iface, nsIDOMEvent *
return NS_OK;
}
static const nsIDOMEventListenerVtbl htmlevent_vtbl = EVENTLISTENER_VTBL(handle_htmlevent);
static void init_event(nsIDOMEventTarget *target, const PRUnichar *type,
nsIDOMEventListener *listener, BOOL capture)
{
@ -518,10 +504,10 @@ static void init_event(nsIDOMEventTarget *target, const PRUnichar *type,
}
static void init_listener(nsEventListener *This, nsDocumentEventListener *listener,
const nsIDOMEventListenerVtbl *vtbl)
static void init_listener(nsEventListener *This, nsDocumentEventListener *listener, handler_t handler)
{
This->nsIDOMEventListener_iface.lpVtbl = vtbl;
This->nsIDOMEventListener_iface.lpVtbl = &nsDOMEventListenerVtbl;
This->handler = handler;
This->This = listener;
}
@ -613,8 +599,8 @@ void init_nsevents(HTMLDocumentNode *doc)
listener->doc = doc;
for(i = 0; i < ARRAY_SIZE(doc_event_listeners); i++)
init_listener(&listener->listener[i], listener, &doc_event_listeners[i].vtbl);
init_listener(&listener->htmlevent_listener, listener, &htmlevent_vtbl);
init_listener(&listener->listener[i], listener, doc_event_listeners[i].handler);
init_listener(&listener->htmlevent_listener, listener, handle_htmlevent);
doc->nsevent_listener = listener;