Module: wine Branch: master Commit: 6b8b83fac0b5d4b797a2f0e87f95b9759b7aef0b URL: https://gitlab.winehq.org/wine/wine/-/commit/6b8b83fac0b5d4b797a2f0e87f95b97...
Author: Gabriel Ivăncescu gabrielopcode@gmail.com Date: Wed Aug 30 16:05:13 2023 +0300
mshtml: Implement Cycle Collection for outer windows.
Signed-off-by: Gabriel Ivăncescu gabrielopcode@gmail.com
---
dlls/mshtml/htmlwindow.c | 129 ++++++++++++++++++++++++++++++------------- dlls/mshtml/mshtml_private.h | 2 + dlls/mshtml/nsembed.c | 1 + 3 files changed, 93 insertions(+), 39 deletions(-)
diff --git a/dlls/mshtml/htmlwindow.c b/dlls/mshtml/htmlwindow.c index 7c40ca83188..5619eb6e7c9 100644 --- a/dlls/mshtml/htmlwindow.c +++ b/dlls/mshtml/htmlwindow.c @@ -45,6 +45,8 @@
WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
+static ExternalCycleCollectionParticipant outer_window_ccp; + static int window_map_compare(const void *key, const struct wine_rb_entry *entry) { HTMLOuterWindow *window = WINE_RB_ENTRY_VALUE(entry, HTMLOuterWindow, entry); @@ -255,62 +257,37 @@ static HRESULT WINAPI outer_window_QueryInterface(IHTMLWindow2 *iface, REFIID ri if(hres != S_FALSE) return hres;
- return EventTarget_QI_no_cc(&This->base.inner_window->event_target, riid, ppv); + if(IsEqualGUID(&IID_nsXPCOMCycleCollectionParticipant, riid)) { + *ppv = &outer_window_ccp; + return S_OK; + }else if(IsEqualGUID(&IID_nsCycleCollectionISupports, riid)) { + *ppv = &This->base.IHTMLWindow2_iface; + return S_OK; + }else { + return EventTarget_QI_no_cc(&This->base.inner_window->event_target, riid, ppv); + } }
static ULONG WINAPI outer_window_AddRef(IHTMLWindow2 *iface) { HTMLOuterWindow *This = HTMLOuterWindow_from_IHTMLWindow2(iface); - LONG ref = InterlockedIncrement(&This->base.ref); + LONG ref = ccref_incr(&This->ccref, (nsISupports*)&This->base.IHTMLWindow2_iface);
TRACE("(%p) ref=%ld\n", This, ref);
return ref; }
-static void release_outer_window(HTMLOuterWindow *This) -{ - if(This->browser) { - list_remove(&This->browser_entry); - This->browser = NULL; - } - - if(This->pending_window) { - abort_window_bindings(This->pending_window); - This->pending_window->base.outer_window = NULL; - IHTMLWindow2_Release(&This->pending_window->base.IHTMLWindow2_iface); - } - - remove_target_tasks(This->task_magic); - set_current_mon(This, NULL, 0); - set_current_uri(This, NULL); - if(This->base.inner_window) - detach_inner_window(This->base.inner_window); - - if(This->location) - IHTMLLocation_Release(&This->location->IHTMLLocation_iface); - - if(This->frame_element) - This->frame_element->content_window = NULL; - - if(This->nswindow) - nsIDOMWindow_Release(This->nswindow); - if(This->window_proxy) - mozIDOMWindowProxy_Release(This->window_proxy); - - wine_rb_remove(&window_map, &This->entry); - free(This); -} - static ULONG WINAPI outer_window_Release(IHTMLWindow2 *iface) { HTMLOuterWindow *This = HTMLOuterWindow_from_IHTMLWindow2(iface); - LONG ref = InterlockedDecrement(&This->base.ref); + LONG task_magic = This->task_magic; + LONG ref = ccref_decr(&This->ccref, (nsISupports*)&This->base.IHTMLWindow2_iface, &outer_window_ccp);
TRACE("(%p) ref=%ld\n", This, ref);
if(!ref) - release_outer_window(This); + remove_target_tasks(task_magic);
return ref; } @@ -4198,6 +4175,79 @@ static dispex_static_data_t HTMLWindow_dispex = { HTMLWindow_init_dispex_info };
+static nsresult NSAPI outer_window_traverse(void *ccp, void *p, nsCycleCollectionTraversalCallback *cb) +{ + HTMLOuterWindow *window = HTMLOuterWindow_from_IHTMLWindow2(p); + + describe_cc_node(&window->ccref, "OuterWindow", cb); + + if(window->pending_window) + note_cc_edge((nsISupports*)&window->pending_window->base.IHTMLWindow2_iface, "pending_window", cb); + if(window->base.inner_window) + note_cc_edge((nsISupports*)&window->base.inner_window->base.IHTMLWindow2_iface, "inner_window", cb); + if(window->location) + note_cc_edge((nsISupports*)&window->location->IHTMLLocation_iface, "location", cb); + if(window->nswindow) + note_cc_edge((nsISupports*)window->nswindow, "nswindow", cb); + if(window->window_proxy) + note_cc_edge((nsISupports*)window->window_proxy, "window_proxy", cb); + return NS_OK; +} + +static nsresult NSAPI outer_window_unlink(void *p) +{ + HTMLOuterWindow *window = HTMLOuterWindow_from_IHTMLWindow2(p); + + if(window->browser) { + list_remove(&window->browser_entry); + window->browser = NULL; + } + if(window->pending_window) { + HTMLInnerWindow *pending_window = window->pending_window; + abort_window_bindings(pending_window); + pending_window->base.outer_window = NULL; + window->pending_window = NULL; + IHTMLWindow2_Release(&pending_window->base.IHTMLWindow2_iface); + } + + set_current_mon(window, NULL, 0); + set_current_uri(window, NULL); + if(window->base.inner_window) + detach_inner_window(window->base.inner_window); + if(window->location) { + HTMLLocation *location = window->location; + window->location = NULL; + IHTMLLocation_Release(&location->IHTMLLocation_iface); + } + if(window->frame_element) { + window->frame_element->content_window = NULL; + window->frame_element = NULL; + } + unlink_ref(&window->nswindow); + if(window->window_proxy) { + unlink_ref(&window->window_proxy); + wine_rb_remove(&window_map, &window->entry); + } + return NS_OK; +} + +static void NSAPI outer_window_delete_cycle_collectable(void *p) +{ + HTMLOuterWindow *window = HTMLOuterWindow_from_IHTMLWindow2(p); + outer_window_unlink(p); + free(window); +} + +void init_window_cc(void) +{ + static const CCObjCallback ccp_callback = { + outer_window_traverse, + outer_window_unlink, + outer_window_delete_cycle_collectable + }; + ccp_init(&outer_window_ccp, &ccp_callback); +} + static void *alloc_window(size_t size) { HTMLWindow *window; @@ -4219,7 +4269,6 @@ static void *alloc_window(size_t size) window->IProvideMultipleClassInfo_iface.lpVtbl = &ProvideMultipleClassInfoVtbl; window->IWineHTMLWindowPrivate_iface.lpVtbl = &WineHTMLWindowPrivateVtbl; window->IWineHTMLWindowCompatPrivate_iface.lpVtbl = &WineHTMLWindowCompatPrivateVtbl; - window->ref = 1;
return window; } @@ -4248,6 +4297,7 @@ static HRESULT create_inner_window(HTMLOuterWindow *outer_window, IMoniker *mon, window->base.outer_window = outer_window; window->base.inner_window = window;
+ window->base.ref = 1; EventTarget_Init(&window->event_target, (IUnknown*)&window->base.IHTMLWindow2_iface, &HTMLWindow_dispex, COMPAT_MODE_NONE);
@@ -4278,6 +4328,7 @@ HRESULT create_outer_window(GeckoBrowser *browser, mozIDOMWindowProxy *mozwindow window->base.inner_window = NULL; window->browser = browser; list_add_head(&browser->outer_windows, &window->browser_entry); + ccref_init(&window->ccref, 1);
mozIDOMWindowProxy_AddRef(mozwindow); window->window_proxy = mozwindow; diff --git a/dlls/mshtml/mshtml_private.h b/dlls/mshtml/mshtml_private.h index 05203c53897..d19baffd820 100644 --- a/dlls/mshtml/mshtml_private.h +++ b/dlls/mshtml/mshtml_private.h @@ -586,6 +586,7 @@ struct HTMLWindow { struct HTMLOuterWindow { HTMLWindow base;
+ nsCycleCollectingAutoRefCnt ccref; LONG task_magic;
nsIDOMWindow *nswindow; @@ -1078,6 +1079,7 @@ void set_viewer_zoom(GeckoBrowser*,float); float get_viewer_zoom(GeckoBrowser*);
void init_dispex_cc(void); +void init_window_cc(void);
HRESULT nsuri_to_url(LPCWSTR,BOOL,BSTR*);
diff --git a/dlls/mshtml/nsembed.c b/dlls/mshtml/nsembed.c index d2053235c03..1b31e4f7159 100644 --- a/dlls/mshtml/nsembed.c +++ b/dlls/mshtml/nsembed.c @@ -597,6 +597,7 @@ static BOOL init_xpcom(const PRUnichar *gre_path) }
init_dispex_cc(); + init_window_cc();
return TRUE; }