455 lines
13 KiB
C
455 lines
13 KiB
C
/*
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* Copyright 2007-2008 Jacek Caban for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include <stdarg.h>
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#define COBJMACROS
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#include "windef.h"
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#include "winbase.h"
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#include "winuser.h"
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#include "ole2.h"
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#include "mshtmcid.h"
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#include "shlguid.h"
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#include "wine/debug.h"
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#include "mshtml_private.h"
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#include "htmlevent.h"
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#include "resource.h"
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WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
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static const PRUnichar blurW[] = {'b','l','u','r',0};
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static const PRUnichar focusW[] = {'f','o','c','u','s',0};
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static const PRUnichar keypressW[] = {'k','e','y','p','r','e','s','s',0};
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static const PRUnichar loadW[] = {'l','o','a','d',0};
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typedef struct {
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nsIDOMEventListener nsIDOMEventListener_iface;
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nsDocumentEventListener *This;
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} nsEventListener;
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struct nsDocumentEventListener {
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nsEventListener blur_listener;
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nsEventListener focus_listener;
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nsEventListener keypress_listener;
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nsEventListener load_listener;
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nsEventListener htmlevent_listener;
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LONG ref;
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HTMLDocumentNode *doc;
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};
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static LONG release_listener(nsDocumentEventListener *This)
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{
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LONG ref = InterlockedDecrement(&This->ref);
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TRACE("(%p) ref=%d\n", This, ref);
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if(!ref)
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heap_free(This);
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return ref;
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}
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static inline nsEventListener *impl_from_nsIDOMEventListener(nsIDOMEventListener *iface)
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{
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return CONTAINING_RECORD(iface, nsEventListener, nsIDOMEventListener_iface);
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}
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static nsresult NSAPI nsDOMEventListener_QueryInterface(nsIDOMEventListener *iface,
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nsIIDRef riid, void **result)
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{
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nsEventListener *This = impl_from_nsIDOMEventListener(iface);
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*result = NULL;
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if(IsEqualGUID(&IID_nsISupports, riid)) {
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TRACE("(%p)->(IID_nsISupports, %p)\n", This, result);
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*result = &This->nsIDOMEventListener_iface;
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}else if(IsEqualGUID(&IID_nsIDOMEventListener, riid)) {
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TRACE("(%p)->(IID_nsIDOMEventListener %p)\n", This, result);
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*result = &This->nsIDOMEventListener_iface;
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}
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if(*result) {
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nsIDOMEventListener_AddRef(&This->nsIDOMEventListener_iface);
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return NS_OK;
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}
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TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), result);
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return NS_NOINTERFACE;
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}
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static nsrefcnt NSAPI nsDOMEventListener_AddRef(nsIDOMEventListener *iface)
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{
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nsEventListener *This = impl_from_nsIDOMEventListener(iface);
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LONG ref = InterlockedIncrement(&This->This->ref);
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TRACE("(%p) ref=%d\n", This->This, ref);
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return ref;
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}
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static nsrefcnt NSAPI nsDOMEventListener_Release(nsIDOMEventListener *iface)
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{
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nsEventListener *This = impl_from_nsIDOMEventListener(iface);
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return release_listener(This->This);
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}
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static BOOL is_doc_child_focus(NSContainer *nscontainer)
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{
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HWND hwnd;
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for(hwnd = GetFocus(); hwnd && hwnd != nscontainer->hwnd; hwnd = GetParent(hwnd));
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return hwnd != NULL;
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}
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static nsresult NSAPI handle_blur(nsIDOMEventListener *iface, nsIDOMEvent *event)
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{
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nsEventListener *This = impl_from_nsIDOMEventListener(iface);
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HTMLDocumentNode *doc = This->This->doc;
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HTMLDocumentObj *doc_obj;
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TRACE("(%p)\n", doc);
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if(!doc || !doc->basedoc.doc_obj)
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return NS_ERROR_FAILURE;
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doc_obj = doc->basedoc.doc_obj;
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if(doc_obj->focus && !is_doc_child_focus(doc_obj->nscontainer)) {
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doc_obj->focus = FALSE;
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notif_focus(doc_obj);
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}
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return NS_OK;
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}
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static nsresult NSAPI handle_focus(nsIDOMEventListener *iface, nsIDOMEvent *event)
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{
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nsEventListener *This = impl_from_nsIDOMEventListener(iface);
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HTMLDocumentNode *doc = This->This->doc;
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HTMLDocumentObj *doc_obj;
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TRACE("(%p)\n", doc);
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if(!doc)
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return NS_ERROR_FAILURE;
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doc_obj = doc->basedoc.doc_obj;
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if(!doc_obj->focus) {
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doc_obj->focus = TRUE;
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notif_focus(doc_obj);
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}
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return NS_OK;
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}
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static nsresult NSAPI handle_keypress(nsIDOMEventListener *iface,
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nsIDOMEvent *event)
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{
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nsEventListener *This = impl_from_nsIDOMEventListener(iface);
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HTMLDocumentNode *doc = This->This->doc;
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HTMLDocumentObj *doc_obj;
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if(!doc)
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return NS_ERROR_FAILURE;
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doc_obj = doc->basedoc.doc_obj;
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TRACE("(%p)->(%p)\n", doc, event);
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update_doc(&doc_obj->basedoc, UPDATE_UI);
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if(doc_obj->usermode == EDITMODE)
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handle_edit_event(&doc_obj->basedoc, event);
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return NS_OK;
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}
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static void handle_docobj_load(HTMLDocumentObj *doc)
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{
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IOleCommandTarget *olecmd = NULL;
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HRESULT hres;
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if(doc->nscontainer->editor_controller) {
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nsIController_Release(doc->nscontainer->editor_controller);
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doc->nscontainer->editor_controller = NULL;
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}
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if(doc->usermode == EDITMODE)
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handle_edit_load(&doc->basedoc);
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if(doc->client) {
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hres = IOleClientSite_QueryInterface(doc->client, &IID_IOleCommandTarget, (void**)&olecmd);
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if(FAILED(hres))
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olecmd = NULL;
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}
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if(doc->download_state) {
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if(olecmd) {
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VARIANT progress;
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V_VT(&progress) = VT_I4;
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V_I4(&progress) = 0;
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IOleCommandTarget_Exec(olecmd, NULL, OLECMDID_SETPROGRESSPOS,
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OLECMDEXECOPT_DONTPROMPTUSER, &progress, NULL);
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}
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set_download_state(doc, 0);
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}
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if(olecmd) {
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IOleCommandTarget_Exec(olecmd, &CGID_ShellDocView, 103, 0, NULL, NULL);
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IOleCommandTarget_Exec(olecmd, &CGID_MSHTML, IDM_PARSECOMPLETE, 0, NULL, NULL);
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IOleCommandTarget_Exec(olecmd, NULL, OLECMDID_HTTPEQUIV_DONE, 0, NULL, NULL);
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IOleCommandTarget_Release(olecmd);
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}
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}
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static nsresult NSAPI handle_load(nsIDOMEventListener *iface, nsIDOMEvent *event)
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{
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nsEventListener *This = impl_from_nsIDOMEventListener(iface);
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HTMLDocumentNode *doc = This->This->doc;
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nsIDOMHTMLElement *nsbody = NULL;
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HTMLDocumentObj *doc_obj = NULL;
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TRACE("(%p)\n", doc);
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if(!doc || !doc->basedoc.window)
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return NS_ERROR_FAILURE;
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if(doc->basedoc.doc_obj && doc->basedoc.doc_obj->basedoc.doc_node == doc)
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doc_obj = doc->basedoc.doc_obj;
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connect_scripts(doc->basedoc.window->base.inner_window);
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if(doc_obj)
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handle_docobj_load(doc_obj);
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set_ready_state(doc->basedoc.window, READYSTATE_COMPLETE);
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if(doc_obj) {
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if(doc_obj->view_sink)
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IAdviseSink_OnViewChange(doc_obj->view_sink, DVASPECT_CONTENT, -1);
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set_statustext(doc_obj, IDS_STATUS_DONE, NULL);
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update_title(doc_obj);
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}
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if(doc_obj && doc_obj->usermode!=EDITMODE && doc_obj->doc_object_service)
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IDocObjectService_FireDocumentComplete(doc_obj->doc_object_service,
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&doc->basedoc.window->base.IHTMLWindow2_iface, 0);
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if(!doc->nsdoc) {
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ERR("NULL nsdoc\n");
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return NS_ERROR_FAILURE;
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}
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nsIDOMHTMLDocument_GetBody(doc->nsdoc, &nsbody);
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if(nsbody) {
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fire_event(doc, EVENTID_LOAD, TRUE, (nsIDOMNode*)nsbody, event);
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nsIDOMHTMLElement_Release(nsbody);
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}
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return NS_OK;
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}
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static nsresult NSAPI handle_htmlevent(nsIDOMEventListener *iface, nsIDOMEvent *event)
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{
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nsEventListener *This = impl_from_nsIDOMEventListener(iface);
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HTMLDocumentNode *doc = This->This->doc;
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const PRUnichar *type;
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nsIDOMEventTarget *event_target;
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nsIDOMNode *nsnode;
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nsAString type_str;
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eventid_t eid;
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nsresult nsres;
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TRACE("%p\n", This->This);
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nsAString_Init(&type_str, NULL);
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nsIDOMEvent_GetType(event, &type_str);
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nsAString_GetData(&type_str, &type);
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eid = str_to_eid(type);
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nsAString_Finish(&type_str);
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nsres = nsIDOMEvent_GetTarget(event, &event_target);
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if(NS_FAILED(nsres) || !event_target) {
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ERR("GetEventTarget failed: %08x\n", nsres);
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return NS_OK;
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}
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nsres = nsIDOMEventTarget_QueryInterface(event_target, &IID_nsIDOMNode, (void**)&nsnode);
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nsIDOMEventTarget_Release(event_target);
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if(NS_FAILED(nsres)) {
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ERR("Could not get nsIDOMNode: %08x\n", nsres);
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return NS_OK;
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}
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fire_event(doc, eid, TRUE, nsnode, event);
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nsIDOMNode_Release(nsnode);
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return NS_OK;
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}
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#define EVENTLISTENER_VTBL(handler) \
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{ \
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nsDOMEventListener_QueryInterface, \
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nsDOMEventListener_AddRef, \
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nsDOMEventListener_Release, \
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handler, \
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}
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static const nsIDOMEventListenerVtbl blur_vtbl = EVENTLISTENER_VTBL(handle_blur);
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static const nsIDOMEventListenerVtbl focus_vtbl = EVENTLISTENER_VTBL(handle_focus);
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static const nsIDOMEventListenerVtbl keypress_vtbl = EVENTLISTENER_VTBL(handle_keypress);
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static const nsIDOMEventListenerVtbl load_vtbl = EVENTLISTENER_VTBL(handle_load);
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static const nsIDOMEventListenerVtbl htmlevent_vtbl = EVENTLISTENER_VTBL(handle_htmlevent);
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static void init_event(nsIDOMEventTarget *target, const PRUnichar *type,
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nsIDOMEventListener *listener, BOOL capture)
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{
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nsAString type_str;
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nsresult nsres;
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nsAString_InitDepend(&type_str, type);
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nsres = nsIDOMEventTarget_AddEventListener(target, &type_str, listener, capture, FALSE, 1);
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nsAString_Finish(&type_str);
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if(NS_FAILED(nsres))
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ERR("AddEventTarget failed: %08x\n", nsres);
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}
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static void init_listener(nsEventListener *This, nsDocumentEventListener *listener,
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const nsIDOMEventListenerVtbl *vtbl)
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{
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This->nsIDOMEventListener_iface.lpVtbl = vtbl;
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This->This = listener;
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}
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void add_nsevent_listener(HTMLDocumentNode *doc, nsIDOMNode *nsnode, LPCWSTR type)
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{
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nsIDOMEventTarget *target;
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nsresult nsres;
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if(nsnode)
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nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMEventTarget, (void**)&target);
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else
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nsres = nsIDOMWindow_QueryInterface(doc->basedoc.window->nswindow, &IID_nsIDOMEventTarget, (void**)&target);
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if(NS_FAILED(nsres)) {
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ERR("Could not get nsIDOMEventTarget interface: %08x\n", nsres);
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return;
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}
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init_event(target, type, &doc->nsevent_listener->htmlevent_listener.nsIDOMEventListener_iface,
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TRUE);
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nsIDOMEventTarget_Release(target);
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}
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static void detach_nslistener(HTMLDocumentNode *doc, const WCHAR *type, nsEventListener *listener, cpp_bool is_capture)
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{
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nsIDOMEventTarget *target;
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nsAString type_str;
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nsresult nsres;
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if(!doc->basedoc.window)
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return;
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nsres = nsIDOMWindow_QueryInterface(doc->basedoc.window->nswindow, &IID_nsIDOMEventTarget, (void**)&target);
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if(NS_FAILED(nsres)) {
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ERR("Could not get nsIDOMEventTarget interface: %08x\n", nsres);
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return;
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}
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nsAString_InitDepend(&type_str, type);
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nsres = nsIDOMEventTarget_RemoveEventListener(target, &type_str,
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&listener->nsIDOMEventListener_iface, is_capture);
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nsAString_Finish(&type_str);
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nsIDOMEventTarget_Release(target);
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if(NS_FAILED(nsres))
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ERR("RemoveEventTarget failed: %08x\n", nsres);
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}
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void detach_nsevent(HTMLDocumentNode *doc, const WCHAR *type)
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{
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detach_nslistener(doc, type, &doc->nsevent_listener->htmlevent_listener, TRUE);
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}
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void release_nsevents(HTMLDocumentNode *doc)
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{
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nsDocumentEventListener *listener = doc->nsevent_listener;
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TRACE("%p %p\n", doc, doc->nsevent_listener);
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if(!listener)
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return;
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detach_nslistener(doc, blurW, &listener->blur_listener, TRUE);
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detach_nslistener(doc, focusW, &listener->focus_listener, TRUE);
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detach_nslistener(doc, keypressW, &listener->keypress_listener, FALSE);
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detach_nslistener(doc, loadW, &listener->load_listener, TRUE);
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listener->doc = NULL;
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release_listener(listener);
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doc->nsevent_listener = NULL;
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}
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void init_nsevents(HTMLDocumentNode *doc)
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{
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nsDocumentEventListener *listener;
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nsIDOMEventTarget *target;
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nsresult nsres;
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listener = heap_alloc(sizeof(nsDocumentEventListener));
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if(!listener)
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return;
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TRACE("%p %p\n", doc, listener);
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listener->ref = 1;
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listener->doc = doc;
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init_listener(&listener->blur_listener, listener, &blur_vtbl);
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init_listener(&listener->focus_listener, listener, &focus_vtbl);
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init_listener(&listener->keypress_listener, listener, &keypress_vtbl);
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init_listener(&listener->load_listener, listener, &load_vtbl);
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init_listener(&listener->htmlevent_listener, listener, &htmlevent_vtbl);
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doc->nsevent_listener = listener;
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nsres = nsIDOMWindow_QueryInterface(doc->basedoc.window->nswindow, &IID_nsIDOMEventTarget, (void**)&target);
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if(NS_FAILED(nsres)) {
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ERR("Could not get nsIDOMEventTarget interface: %08x\n", nsres);
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return;
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}
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init_event(target, blurW, &listener->blur_listener.nsIDOMEventListener_iface, TRUE);
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init_event(target, focusW, &listener->focus_listener.nsIDOMEventListener_iface, TRUE);
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init_event(target, keypressW, &listener->keypress_listener.nsIDOMEventListener_iface, FALSE);
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init_event(target, loadW, &listener->load_listener.nsIDOMEventListener_iface, TRUE);
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nsIDOMEventTarget_Release(target);
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}
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