| /* |
| * 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 "config.h" |
| |
| #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); |
| |
| static const PRUnichar blurW[] = {'b','l','u','r',0}; |
| static const PRUnichar focusW[] = {'f','o','c','u','s',0}; |
| static const PRUnichar keypressW[] = {'k','e','y','p','r','e','s','s',0}; |
| static const PRUnichar loadW[] = {'l','o','a','d',0}; |
| |
| 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=%d\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=%d\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(NSContainer *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; |
| HTMLDocumentObj *doc_obj; |
| |
| if(!doc) |
| return NS_ERROR_FAILURE; |
| doc_obj = doc->basedoc.doc_obj; |
| |
| TRACE("(%p)->(%p)\n", doc, event); |
| |
| update_doc(&doc_obj->basedoc, UPDATE_UI); |
| if(doc_obj->usermode == EDITMODE) |
| handle_edit_event(&doc_obj->basedoc, 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->usermode == EDITMODE) |
| handle_edit_load(&doc->basedoc); |
| |
| 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; |
| nsresult nsres = NS_OK; |
| |
| 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->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) { |
| nsIDOMHTMLElement *nsbody; |
| |
| flush_pending_tasks(doc->basedoc.task_magic); |
| |
| nsres = nsIDOMHTMLDocument_GetBody(doc->nsdoc, &nsbody); |
| if(NS_SUCCEEDED(nsres) && nsbody) { |
| HTMLDOMNode *node; |
| HRESULT hres; |
| |
| hres = get_node(doc, (nsIDOMNode*)nsbody, TRUE, &node); |
| nsIDOMHTMLElement_Release(nsbody); |
| if(SUCCEEDED(hres)) { |
| fire_event(doc, EVENTID_LOAD, TRUE, node, event, |
| (IDispatch*)&doc->window->base.IDispatchEx_iface); |
| node_release(node); |
| } |
| } |
| }else { |
| ERR("NULL nsdoc\n"); |
| nsres = NS_ERROR_FAILURE; |
| } |
| |
| htmldoc_release(&doc->basedoc); |
| return nsres; |
| } |
| |
| static nsresult NSAPI handle_htmlevent(nsIDOMEventListener *iface, nsIDOMEvent *event) |
| { |
| nsEventListener *This = impl_from_nsIDOMEventListener(iface); |
| HTMLDocumentNode *doc = This->This->doc; |
| const PRUnichar *type; |
| nsIDOMEventTarget *event_target; |
| nsIDOMNode *nsnode; |
| nsAString type_str; |
| HTMLDOMNode *node; |
| eventid_t eid; |
| nsresult nsres; |
| HRESULT hres; |
| |
| TRACE("%p\n", This->This); |
| |
| if(!doc) { |
| WARN("NULL doc\n"); |
| return NS_OK; |
| } |
| |
| nsAString_Init(&type_str, NULL); |
| nsIDOMEvent_GetType(event, &type_str); |
| nsAString_GetData(&type_str, &type); |
| eid = str_to_eid(type); |
| nsAString_Finish(&type_str); |
| |
| nsres = nsIDOMEvent_GetTarget(event, &event_target); |
| if(NS_FAILED(nsres) || !event_target) { |
| ERR("GetEventTarget failed: %08x\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: %08x\n", nsres); |
| return NS_OK; |
| } |
| |
| hres = get_node(doc, nsnode, TRUE, &node); |
| nsIDOMNode_Release(nsnode); |
| if(FAILED(hres)) |
| return NS_OK; |
| |
| /* If we fine need for more special cases here, we may consider handling it in a more generic way. */ |
| switch(eid) { |
| case EVENTID_FOCUS: |
| if(doc->event_vector[EVENTID_FOCUSIN]) |
| fire_event(doc, EVENTID_FOCUSIN, TRUE, node, NULL, NULL); |
| break; |
| case EVENTID_BLUR: |
| if(doc->event_vector[EVENTID_FOCUSOUT]) |
| fire_event(doc, EVENTID_FOCUSOUT, TRUE, node, NULL, NULL); |
| break; |
| default: |
| break; |
| } |
| |
| fire_event(doc, eid, TRUE, node, event, NULL); |
| |
| 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: %08x\n", nsres); |
| |
| } |
| |
| static void init_listener(nsEventListener *This, nsDocumentEventListener *listener, |
| const nsIDOMEventListenerVtbl *vtbl) |
| { |
| This->nsIDOMEventListener_iface.lpVtbl = vtbl; |
| This->This = listener; |
| } |
| |
| void add_nsevent_listener(HTMLDocumentNode *doc, nsIDOMNode *nsnode, LPCWSTR type) |
| { |
| nsIDOMEventTarget *target; |
| nsresult nsres; |
| |
| if(nsnode) |
| nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMEventTarget, (void**)&target); |
| else |
| nsres = nsIDOMWindow_QueryInterface(doc->basedoc.window->nswindow, &IID_nsIDOMEventTarget, (void**)&target); |
| if(NS_FAILED(nsres)) { |
| ERR("Could not get nsIDOMEventTarget interface: %08x\n", nsres); |
| 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; |
| |
| if(!doc->basedoc.window) |
| return; |
| |
| nsres = nsIDOMWindow_QueryInterface(doc->basedoc.window->nswindow, &IID_nsIDOMEventTarget, (void**)&target); |
| if(NS_FAILED(nsres)) { |
| ERR("Could not get nsIDOMEventTarget interface: %08x\n", nsres); |
| 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: %08x\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, blurW, &listener->blur_listener, TRUE); |
| detach_nslistener(doc, focusW, &listener->focus_listener, TRUE); |
| detach_nslistener(doc, keypressW, &listener->keypress_listener, FALSE); |
| detach_nslistener(doc, loadW, &listener->load_listener, TRUE); |
| |
| listener->doc = NULL; |
| release_listener(listener); |
| doc->nsevent_listener = NULL; |
| } |
| |
| void init_nsevents(HTMLDocumentNode *doc) |
| { |
| nsDocumentEventListener *listener; |
| nsIDOMEventTarget *target; |
| nsresult nsres; |
| |
| 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; |
| |
| nsres = nsIDOMWindow_QueryInterface(doc->basedoc.window->nswindow, &IID_nsIDOMEventTarget, (void**)&target); |
| if(NS_FAILED(nsres)) { |
| ERR("Could not get nsIDOMEventTarget interface: %08x\n", nsres); |
| return; |
| } |
| |
| init_event(target, blurW, &listener->blur_listener.nsIDOMEventListener_iface, TRUE); |
| init_event(target, focusW, &listener->focus_listener.nsIDOMEventListener_iface, TRUE); |
| init_event(target, keypressW, &listener->keypress_listener.nsIDOMEventListener_iface, FALSE); |
| init_event(target, loadW, &listener->load_listener.nsIDOMEventListener_iface, TRUE); |
| |
| nsIDOMEventTarget_Release(target); |
| } |