Sweden-Number/dlls/mshtml/htmlevent.c

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/*
* Copyright 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 "mshtml_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
struct event_target_t {
IDispatch *event_table[EVENTID_LAST];
};
static const WCHAR changeW[] = {'c','h','a','n','g','e',0};
static const WCHAR onchangeW[] = {'o','n','c','h','a','n','g','e',0};
static const WCHAR clickW[] = {'c','l','i','c','k',0};
static const WCHAR onclickW[] = {'o','n','c','l','i','c','k',0};
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static const WCHAR keyupW[] = {'k','e','y','u','p',0};
static const WCHAR onkeyupW[] = {'o','n','k','e','y','u','p',0};
static const WCHAR loadW[] = {'l','o','a','d',0};
static const WCHAR onloadW[] = {'o','n','l','o','a','d',0};
typedef struct {
LPCWSTR name;
LPCWSTR attr_name;
DWORD flags;
} event_info_t;
#define EVENT_DEFAULTLISTENER 0x0001
static const event_info_t event_info[] = {
{changeW, onchangeW, EVENT_DEFAULTLISTENER},
{clickW, onclickW, EVENT_DEFAULTLISTENER},
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{keyupW, onkeyupW, EVENT_DEFAULTLISTENER},
{loadW, onloadW, 0}
};
eventid_t str_to_eid(LPCWSTR str)
{
int i;
for(i=0; i < sizeof(event_info)/sizeof(event_info[0]); i++) {
if(!strcmpW(event_info[i].name, str))
return i;
}
ERR("unknown type %s\n", debugstr_w(str));
return EVENTID_LAST;
}
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typedef struct {
const IHTMLEventObjVtbl *lpIHTMLEventObjVtbl;
LONG ref;
} HTMLEventObj;
#define HTMLEVENTOBJ(x) ((IHTMLEventObj*) &(x)->lpIHTMLEventObjVtbl)
#define HTMLEVENTOBJ_THIS(iface) DEFINE_THIS(HTMLEventObj, IHTMLEventObj, iface)
static HRESULT WINAPI HTMLEventObj_QueryInterface(IHTMLEventObj *iface, REFIID riid, void **ppv)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
*ppv = NULL;
if(IsEqualGUID(&IID_IUnknown, riid)) {
TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
*ppv = HTMLEVENTOBJ(This);
}else if(IsEqualGUID(&IID_IDispatch, riid)) {
TRACE("(%p)->(IID_IDispatch %p)\n", This, ppv);
*ppv = HTMLEVENTOBJ(This);
}else if(IsEqualGUID(&IID_IHTMLEventObj, riid)) {
TRACE("(%p)->(IID_IHTMLEventObj %p)\n", This, ppv);
*ppv = HTMLEVENTOBJ(This);
}
if(*ppv) {
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
return E_NOINTERFACE;
}
static ULONG WINAPI HTMLEventObj_AddRef(IHTMLEventObj *iface)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
return ref;
}
static ULONG WINAPI HTMLEventObj_Release(IHTMLEventObj *iface)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
if(!ref)
heap_free(This);
return ref;
}
static HRESULT WINAPI HTMLEventObj_GetTypeInfoCount(IHTMLEventObj *iface, UINT *pctinfo)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, pctinfo);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_GetTypeInfo(IHTMLEventObj *iface, UINT iTInfo,
LCID lcid, ITypeInfo **ppTInfo)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_GetIDsOfNames(IHTMLEventObj *iface, REFIID riid,
LPOLESTR *rgszNames, UINT cNames,
LCID lcid, DISPID *rgDispId)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
lcid, rgDispId);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_Invoke(IHTMLEventObj *iface, DISPID dispIdMember,
REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_srcElement(IHTMLEventObj *iface, IHTMLElement **p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_altKey(IHTMLEventObj *iface, VARIANT_BOOL *p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_ctrlKey(IHTMLEventObj *iface, VARIANT_BOOL *p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_shiftKey(IHTMLEventObj *iface, VARIANT_BOOL *p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_put_returnValue(IHTMLEventObj *iface, VARIANT v)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->()\n", This);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_returnValue(IHTMLEventObj *iface, VARIANT *p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_put_cancelBubble(IHTMLEventObj *iface, VARIANT_BOOL v)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%x)\n", This, v);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_cancelBubble(IHTMLEventObj *iface, VARIANT_BOOL *p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_fromElement(IHTMLEventObj *iface, IHTMLElement **p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_toElement(IHTMLEventObj *iface, IHTMLElement **p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_put_keyCode(IHTMLEventObj *iface, long v)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%ld)\n", This, v);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_keyCode(IHTMLEventObj *iface, long *p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_button(IHTMLEventObj *iface, long *p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_type(IHTMLEventObj *iface, BSTR *p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_qualifier(IHTMLEventObj *iface, BSTR *p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_reason(IHTMLEventObj *iface, long *p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_x(IHTMLEventObj *iface, long *p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_y(IHTMLEventObj *iface, long *p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_clientX(IHTMLEventObj *iface, long *p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_clientY(IHTMLEventObj *iface, long *p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_offsetX(IHTMLEventObj *iface, long *p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_offsetY(IHTMLEventObj *iface, long *p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_screenX(IHTMLEventObj *iface, long *p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_screenY(IHTMLEventObj *iface, long *p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLEventObj_get_srcFilter(IHTMLEventObj *iface, IDispatch **p)
{
HTMLEventObj *This = HTMLEVENTOBJ_THIS(iface);
FIXME("(%p)->(%p)\n", This, p);
return E_NOTIMPL;
}
#undef HTMLEVENTOBJ_THIS
static const IHTMLEventObjVtbl HTMLEventObjVtbl = {
HTMLEventObj_QueryInterface,
HTMLEventObj_AddRef,
HTMLEventObj_Release,
HTMLEventObj_GetTypeInfoCount,
HTMLEventObj_GetTypeInfo,
HTMLEventObj_GetIDsOfNames,
HTMLEventObj_Invoke,
HTMLEventObj_get_srcElement,
HTMLEventObj_get_altKey,
HTMLEventObj_get_ctrlKey,
HTMLEventObj_get_shiftKey,
HTMLEventObj_put_returnValue,
HTMLEventObj_get_returnValue,
HTMLEventObj_put_cancelBubble,
HTMLEventObj_get_cancelBubble,
HTMLEventObj_get_fromElement,
HTMLEventObj_get_toElement,
HTMLEventObj_put_keyCode,
HTMLEventObj_get_keyCode,
HTMLEventObj_get_button,
HTMLEventObj_get_type,
HTMLEventObj_get_qualifier,
HTMLEventObj_get_reason,
HTMLEventObj_get_x,
HTMLEventObj_get_y,
HTMLEventObj_get_clientX,
HTMLEventObj_get_clientY,
HTMLEventObj_get_offsetX,
HTMLEventObj_get_offsetY,
HTMLEventObj_get_screenX,
HTMLEventObj_get_screenY,
HTMLEventObj_get_srcFilter
};
static IHTMLEventObj *create_event(void)
{
HTMLEventObj *ret;
ret = heap_alloc(sizeof(*ret));
ret->lpIHTMLEventObjVtbl = &HTMLEventObjVtbl;
ret->ref = 1;
return HTMLEVENTOBJ(ret);
}
void fire_event(HTMLDocument *doc, eventid_t eid, nsIDOMNode *target)
{
HTMLDOMNode *node;
node = get_node(doc, target, FALSE);
if(!node)
return;
if(node->event_target && node->event_target->event_table[eid]) {
doc->window->event = create_event();
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TRACE("%s >>>\n", debugstr_w(event_info[eid].name));
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call_disp_func(doc, node->event_target->event_table[eid]);
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TRACE("%s <<<\n", debugstr_w(event_info[eid].name));
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IHTMLEventObj_Release(doc->window->event);
doc->window->event = NULL;
}
}
static HRESULT set_node_event_disp(HTMLDOMNode *node, eventid_t eid, IDispatch *disp)
{
if(!node->event_target)
node->event_target = heap_alloc_zero(sizeof(event_target_t));
else if(node->event_target->event_table[eid])
IDispatch_Release(node->event_target->event_table[eid]);
IDispatch_AddRef(disp);
node->event_target->event_table[eid] = disp;
if((event_info[eid].flags & EVENT_DEFAULTLISTENER) && !node->doc->nscontainer->event_vector[eid]) {
node->doc->nscontainer->event_vector[eid] = TRUE;
add_nsevent_listener(node->doc->nscontainer, event_info[eid].name);
}
return S_OK;
}
HRESULT set_node_event(HTMLDOMNode *node, eventid_t eid, VARIANT *var)
{
switch(V_VT(var)) {
case VT_DISPATCH:
return set_node_event_disp(node, eid, V_DISPATCH(var));
default:
FIXME("not supported vt=%d\n", V_VT(var));
}
return E_NOTIMPL;
}
void check_event_attr(HTMLDocument *doc, nsIDOMElement *nselem)
{
const PRUnichar *attr_value;
nsAString attr_name_str, attr_value_str;
IDispatch *disp;
HTMLDOMNode *node;
int i;
nsresult nsres;
nsAString_Init(&attr_value_str, NULL);
nsAString_Init(&attr_name_str, NULL);
for(i=0; i < EVENTID_LAST; i++) {
nsAString_SetData(&attr_name_str, event_info[i].attr_name);
nsres = nsIDOMElement_GetAttribute(nselem, &attr_name_str, &attr_value_str);
if(NS_SUCCEEDED(nsres)) {
nsAString_GetData(&attr_value_str, &attr_value);
if(!*attr_value)
continue;
TRACE("%p.%s = %s\n", nselem, debugstr_w(event_info[i].attr_name), debugstr_w(attr_value));
disp = script_parse_event(doc, attr_value);
if(disp) {
node = get_node(doc, (nsIDOMNode*)nselem, TRUE);
set_node_event_disp(node, i, disp);
IDispatch_Release(disp);
}
}
}
nsAString_Finish(&attr_value_str);
nsAString_Finish(&attr_name_str);
}
void release_event_target(event_target_t *event_target)
{
int i;
for(i=0; i < EVENTID_LAST; i++) {
if(event_target->event_table[i])
IDispatch_Release(event_target->event_table[i]);
}
heap_free(event_target);
}