/* * Copyright 2007-2008 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> #define COBJMACROS #include "windef.h" #include "winbase.h" #include "winuser.h" #include "ole2.h" #include "mshtmcid.h" #include "shlguid.h" #include "wine/debug.h" #include "mshtml_private.h" #include "htmlscript.h" #include "htmlevent.h" #include "binding.h" #include "resource.h" WINE_DEFAULT_DEBUG_CHANNEL(mshtml); typedef struct { nsIDOMEventListener nsIDOMEventListener_iface; nsDocumentEventListener *This; } nsEventListener; struct nsDocumentEventListener { nsEventListener blur_listener; nsEventListener focus_listener; nsEventListener keypress_listener; nsEventListener load_listener; nsEventListener htmlevent_listener; LONG ref; HTMLDocumentNode *doc; }; static LONG release_listener(nsDocumentEventListener *This) { LONG ref = InterlockedDecrement(&This->ref); TRACE("(%p) ref=%ld\n", This, ref); if(!ref) heap_free(This); return ref; } static inline nsEventListener *impl_from_nsIDOMEventListener(nsIDOMEventListener *iface) { return CONTAINING_RECORD(iface, nsEventListener, nsIDOMEventListener_iface); } static nsresult NSAPI nsDOMEventListener_QueryInterface(nsIDOMEventListener *iface, nsIIDRef riid, void **result) { nsEventListener *This = impl_from_nsIDOMEventListener(iface); *result = NULL; if(IsEqualGUID(&IID_nsISupports, riid)) { TRACE("(%p)->(IID_nsISupports, %p)\n", This, result); *result = &This->nsIDOMEventListener_iface; }else if(IsEqualGUID(&IID_nsIDOMEventListener, riid)) { TRACE("(%p)->(IID_nsIDOMEventListener %p)\n", This, result); *result = &This->nsIDOMEventListener_iface; } if(*result) { nsIDOMEventListener_AddRef(&This->nsIDOMEventListener_iface); return NS_OK; } TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), result); return NS_NOINTERFACE; } static nsrefcnt NSAPI nsDOMEventListener_AddRef(nsIDOMEventListener *iface) { nsEventListener *This = impl_from_nsIDOMEventListener(iface); LONG ref = InterlockedIncrement(&This->This->ref); TRACE("(%p) ref=%ld\n", This->This, ref); return ref; } static nsrefcnt NSAPI nsDOMEventListener_Release(nsIDOMEventListener *iface) { nsEventListener *This = impl_from_nsIDOMEventListener(iface); return release_listener(This->This); } static BOOL is_doc_child_focus(GeckoBrowser *nscontainer) { HWND hwnd; for(hwnd = GetFocus(); hwnd && hwnd != nscontainer->hwnd; hwnd = GetParent(hwnd)); return hwnd != NULL; } static nsresult NSAPI handle_blur(nsIDOMEventListener *iface, nsIDOMEvent *event) { nsEventListener *This = impl_from_nsIDOMEventListener(iface); HTMLDocumentNode *doc = This->This->doc; HTMLDocumentObj *doc_obj; TRACE("(%p)\n", doc); if(!doc || !doc->basedoc.doc_obj) return NS_ERROR_FAILURE; doc_obj = doc->basedoc.doc_obj; if(doc_obj->focus && !is_doc_child_focus(doc_obj->nscontainer)) { doc_obj->focus = FALSE; notif_focus(doc_obj); } return NS_OK; } static nsresult NSAPI handle_focus(nsIDOMEventListener *iface, 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->basedoc.doc_obj; if(!doc_obj->focus) { doc_obj->focus = TRUE; notif_focus(doc_obj); } return NS_OK; } static nsresult NSAPI handle_keypress(nsIDOMEventListener *iface, nsIDOMEvent *event) { nsEventListener *This = impl_from_nsIDOMEventListener(iface); HTMLDocumentNode *doc = This->This->doc; if(!doc || !doc->browser) return NS_ERROR_FAILURE; TRACE("(%p)->(%p)\n", doc, event); update_doc(doc->browser->doc, UPDATE_UI); if(doc->browser->usermode == EDITMODE) handle_edit_event(doc, event); return NS_OK; } static void handle_docobj_load(HTMLDocumentObj *doc) { IOleCommandTarget *olecmd = NULL; HRESULT hres; if(doc->nscontainer->editor_controller) { nsIController_Release(doc->nscontainer->editor_controller); doc->nscontainer->editor_controller = NULL; } if(doc->nscontainer->usermode == EDITMODE) setup_editor_controller(doc->nscontainer); if(doc->client) { hres = IOleClientSite_QueryInterface(doc->client, &IID_IOleCommandTarget, (void**)&olecmd); if(FAILED(hres)) olecmd = NULL; } if(doc->download_state) { if(olecmd) { VARIANT progress; V_VT(&progress) = VT_I4; V_I4(&progress) = 0; IOleCommandTarget_Exec(olecmd, NULL, OLECMDID_SETPROGRESSPOS, OLECMDEXECOPT_DONTPROMPTUSER, &progress, NULL); } set_download_state(doc, 0); } if(olecmd) { IOleCommandTarget_Exec(olecmd, &CGID_ShellDocView, 103, 0, NULL, NULL); IOleCommandTarget_Exec(olecmd, &CGID_MSHTML, IDM_PARSECOMPLETE, 0, NULL, NULL); IOleCommandTarget_Exec(olecmd, NULL, OLECMDID_HTTPEQUIV_DONE, 0, NULL, NULL); IOleCommandTarget_Release(olecmd); } } static nsresult NSAPI handle_load(nsIDOMEventListener *iface, 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->basedoc.window) return NS_ERROR_FAILURE; if(doc->basedoc.doc_obj && doc->basedoc.doc_obj->basedoc.doc_node == doc) doc_obj = doc->basedoc.doc_obj; connect_scripts(doc->window); htmldoc_addref(&doc->basedoc); if(doc_obj) handle_docobj_load(doc_obj); set_ready_state(doc->basedoc.window, READYSTATE_COMPLETE); if(doc_obj) { if(doc_obj->view_sink) IAdviseSink_OnViewChange(doc_obj->view_sink, DVASPECT_CONTENT, -1); set_statustext(doc_obj, IDS_STATUS_DONE, NULL); update_title(doc_obj); } if(doc_obj && doc_obj->nscontainer->usermode != EDITMODE && doc_obj->doc_object_service && !(doc->basedoc.window->load_flags & BINDING_REFRESH)) IDocObjectService_FireDocumentComplete(doc_obj->doc_object_service, &doc->basedoc.window->base.IHTMLWindow2_iface, 0); if(doc->nsdoc) { hres = create_document_event(doc, EVENTID_LOAD, &load_event); if(SUCCEEDED(hres)) { dispatch_event(&doc->node.event_target, load_event); IDOMEvent_Release(&load_event->IDOMEvent_iface); } }else { WARN("no nsdoc\n"); } if(doc->window) { hres = create_event_from_nsevent(event, dispex_compat_mode(&doc->node.event_target.dispex), &load_event); if(SUCCEEDED(hres)) { dispatch_event(&doc->window->event_target, load_event); IDOMEvent_Release(&load_event->IDOMEvent_iface); } }else { WARN("no window\n"); } htmldoc_release(&doc->basedoc); return NS_OK; } static nsresult NSAPI handle_htmlevent(nsIDOMEventListener *iface, nsIDOMEvent *nsevent) { nsEventListener *This = impl_from_nsIDOMEventListener(iface); HTMLDocumentNode *doc = This->This->doc; nsIDOMEventTarget *event_target; nsIDOMNode *nsnode; HTMLDOMNode *node; DOMEvent *event; nsresult nsres; HRESULT hres; TRACE("%p\n", This->This); if(!doc) { WARN("NULL doc\n"); return NS_OK; } nsres = nsIDOMEvent_GetTarget(nsevent, &event_target); if(NS_FAILED(nsres) || !event_target) { ERR("GetEventTarget failed: %08lx\n", nsres); return NS_OK; } nsres = nsIDOMEventTarget_QueryInterface(event_target, &IID_nsIDOMNode, (void**)&nsnode); nsIDOMEventTarget_Release(event_target); if(NS_FAILED(nsres)) { ERR("Could not get nsIDOMNode: %08lx\n", nsres); return NS_OK; } hres = get_node(nsnode, TRUE, &node); nsIDOMNode_Release(nsnode); if(FAILED(hres)) return NS_OK; hres = create_event_from_nsevent(nsevent, dispex_compat_mode(&doc->node.event_target.dispex), &event); if(FAILED(hres)) { node_release(node); return NS_OK; } /* If we fine need for more special cases here, we may consider handling it in a more generic way. */ if(event->event_id == EVENTID_FOCUS || event->event_id == EVENTID_BLUR) { DOMEvent *focus_event; hres = create_document_event(doc, event->event_id == EVENTID_FOCUS ? EVENTID_FOCUSIN : EVENTID_FOCUSOUT, &focus_event); if(SUCCEEDED(hres)) { dispatch_event(&node->event_target, focus_event); IDOMEvent_Release(&focus_event->IDOMEvent_iface); } } dispatch_event(&node->event_target, event); IDOMEvent_Release(&event->IDOMEvent_iface); node_release(node); return NS_OK; } #define EVENTLISTENER_VTBL(handler) \ { \ nsDOMEventListener_QueryInterface, \ nsDOMEventListener_AddRef, \ nsDOMEventListener_Release, \ handler, \ } static const nsIDOMEventListenerVtbl blur_vtbl = EVENTLISTENER_VTBL(handle_blur); static const nsIDOMEventListenerVtbl focus_vtbl = EVENTLISTENER_VTBL(handle_focus); static const nsIDOMEventListenerVtbl keypress_vtbl = EVENTLISTENER_VTBL(handle_keypress); static const nsIDOMEventListenerVtbl load_vtbl = EVENTLISTENER_VTBL(handle_load); static const nsIDOMEventListenerVtbl htmlevent_vtbl = EVENTLISTENER_VTBL(handle_htmlevent); static void init_event(nsIDOMEventTarget *target, const PRUnichar *type, nsIDOMEventListener *listener, BOOL capture) { nsAString type_str; nsresult nsres; nsAString_InitDepend(&type_str, type); nsres = nsIDOMEventTarget_AddEventListener(target, &type_str, listener, capture, FALSE, 1); nsAString_Finish(&type_str); if(NS_FAILED(nsres)) ERR("AddEventTarget failed: %08lx\n", nsres); } static void init_listener(nsEventListener *This, nsDocumentEventListener *listener, const nsIDOMEventListenerVtbl *vtbl) { This->nsIDOMEventListener_iface.lpVtbl = vtbl; This->This = listener; } static nsIDOMEventTarget *get_default_document_target(HTMLDocumentNode *doc) { nsIDOMEventTarget *target; nsISupports *target_iface; nsresult nsres; target_iface = doc->window ? (nsISupports*)doc->basedoc.window->nswindow : (nsISupports*)doc->nsdoc; nsres = nsISupports_QueryInterface(target_iface, &IID_nsIDOMEventTarget, (void**)&target); return NS_SUCCEEDED(nsres) ? target : NULL; } void add_nsevent_listener(HTMLDocumentNode *doc, nsIDOMNode *nsnode, LPCWSTR type) { nsIDOMEventTarget *target; nsresult nsres; if(nsnode) { nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMEventTarget, (void**)&target); assert(nsres == NS_OK); }else { target = get_default_document_target(doc); if(!target) return; } init_event(target, type, &doc->nsevent_listener->htmlevent_listener.nsIDOMEventListener_iface, TRUE); nsIDOMEventTarget_Release(target); } static void detach_nslistener(HTMLDocumentNode *doc, const WCHAR *type, nsEventListener *listener, cpp_bool is_capture) { nsIDOMEventTarget *target; nsAString type_str; nsresult nsres; target = get_default_document_target(doc); if(!target) return; nsAString_InitDepend(&type_str, type); nsres = nsIDOMEventTarget_RemoveEventListener(target, &type_str, &listener->nsIDOMEventListener_iface, is_capture); nsAString_Finish(&type_str); nsIDOMEventTarget_Release(target); if(NS_FAILED(nsres)) ERR("RemoveEventTarget failed: %08lx\n", nsres); } void detach_nsevent(HTMLDocumentNode *doc, const WCHAR *type) { detach_nslistener(doc, type, &doc->nsevent_listener->htmlevent_listener, TRUE); } void release_nsevents(HTMLDocumentNode *doc) { nsDocumentEventListener *listener = doc->nsevent_listener; TRACE("%p %p\n", doc, doc->nsevent_listener); if(!listener) return; detach_nslistener(doc, L"blur", &listener->blur_listener, TRUE); detach_nslistener(doc, L"focus", &listener->focus_listener, TRUE); detach_nslistener(doc, L"keypress", &listener->keypress_listener, FALSE); detach_nslistener(doc, L"load", &listener->load_listener, TRUE); listener->doc = NULL; release_listener(listener); doc->nsevent_listener = NULL; } void init_nsevents(HTMLDocumentNode *doc) { nsDocumentEventListener *listener; nsIDOMEventTarget *target; listener = heap_alloc(sizeof(nsDocumentEventListener)); if(!listener) return; TRACE("%p %p\n", doc, listener); listener->ref = 1; listener->doc = doc; init_listener(&listener->blur_listener, listener, &blur_vtbl); init_listener(&listener->focus_listener, listener, &focus_vtbl); init_listener(&listener->keypress_listener, listener, &keypress_vtbl); init_listener(&listener->load_listener, listener, &load_vtbl); init_listener(&listener->htmlevent_listener, listener, &htmlevent_vtbl); doc->nsevent_listener = listener; target = get_default_document_target(doc); if(!target) return; init_event(target, L"blur", &listener->blur_listener.nsIDOMEventListener_iface, TRUE); init_event(target, L"focus", &listener->focus_listener.nsIDOMEventListener_iface, TRUE); init_event(target, L"keypress", &listener->keypress_listener.nsIDOMEventListener_iface, FALSE); init_event(target, L"load", &listener->load_listener.nsIDOMEventListener_iface, TRUE); nsIDOMEventTarget_Release(target); }