reactos/dll/win32/mshtml/npplugin.c

426 lines
12 KiB
C

/*
* Copyright 2010 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 "mshtml_private.h"
/* Parts of npapi.h */
#define NP_VERSION_MAJOR 0
#define NP_VERSION_MINOR 25
typedef unsigned char NPBool;
typedef INT16 NPError;
typedef INT16 NPReason;
typedef char *NPMIMEType;
typedef struct _NPP {
void *pdata;
void *ndata;
} NPP_t, *NPP;
typedef struct _NPStream {
void *pdata;
void *ndata;
const char *url;
UINT32 end;
UINT32 lastmodified;
void *notifyData;
const char *headers;
} NPStream;
typedef struct _NPSavedData {
INT32 len;
void *buf;
} NPSavedData;
typedef struct _NPRect {
UINT16 top;
UINT16 left;
UINT16 bottom;
UINT16 right;
} NPRect;
typedef enum {
NPFocusNext = 0,
NPFocusPrevious = 1
} NPFocusDirection;
#define NP_ABI_MASK 0
typedef enum {
NPPVpluginNameString = 1,
NPPVpluginDescriptionString,
NPPVpluginWindowBool,
NPPVpluginTransparentBool,
NPPVjavaClass,
NPPVpluginWindowSize,
NPPVpluginTimerInterval,
NPPVpluginScriptableInstance = (10 | NP_ABI_MASK),
NPPVpluginScriptableIID = 11,
NPPVjavascriptPushCallerBool = 12,
NPPVpluginKeepLibraryInMemory = 13,
NPPVpluginNeedsXEmbed = 14,
NPPVpluginScriptableNPObject = 15,
NPPVformValue = 16,
NPPVpluginUrlRequestsDisplayedBool = 17,
NPPVpluginWantsAllNetworkStreams = 18,
NPPVpluginNativeAccessibleAtkPlugId = 19,
NPPVpluginCancelSrcStream = 20,
NPPVSupportsAdvancedKeyHandling = 21
} NPPVariable;
typedef enum {
NPNVxDisplay = 1,
NPNVxtAppContext,
NPNVnetscapeWindow,
NPNVjavascriptEnabledBool,
NPNVasdEnabledBool,
NPNVisOfflineBool,
NPNVserviceManager = (10 | NP_ABI_MASK),
NPNVDOMElement = (11 | NP_ABI_MASK),
NPNVDOMWindow = (12 | NP_ABI_MASK),
NPNVToolkit = (13 | NP_ABI_MASK),
NPNVSupportsXEmbedBool = 14,
NPNVWindowNPObject = 15,
NPNVPluginElementNPObject = 16,
NPNVSupportsWindowless = 17,
NPNVprivateModeBool = 18,
NPNVsupportsAdvancedKeyHandling = 21
} NPNVariable;
typedef enum {
NPWindowTypeWindow = 1,
NPWindowTypeDrawable
} NPWindowType;
typedef struct _NPWindow {
void *window;
INT32 x;
INT32 y;
UINT32 width;
UINT32 height;
NPRect clipRect;
NPWindowType type;
} NPWindow;
typedef struct _NPFullPrint {
NPBool pluginPrinted;
NPBool printOne;
void *platformPrint;
} NPFullPrint;
typedef struct _NPEmbedPrint {
NPWindow window;
void *platformPrint;
} NPEmbedPrint;
typedef struct _NPPrint {
UINT16 mode;
union {
NPFullPrint fullPrint;
NPEmbedPrint embedPrint;
} print;
} NPPrint;
typedef HRGN NPRegion;
#define NPERR_BASE 0
#define NPERR_NO_ERROR (NPERR_BASE + 0)
#define NPERR_GENERIC_ERROR (NPERR_BASE + 1)
#define NPERR_INVALID_INSTANCE_ERROR (NPERR_BASE + 2)
#define NPERR_INVALID_FUNCTABLE_ERROR (NPERR_BASE + 3)
#define NPERR_MODULE_LOAD_FAILED_ERROR (NPERR_BASE + 4)
#define NPERR_OUT_OF_MEMORY_ERROR (NPERR_BASE + 5)
#define NPERR_INVALID_PLUGIN_ERROR (NPERR_BASE + 6)
#define NPERR_INVALID_PLUGIN_DIR_ERROR (NPERR_BASE + 7)
#define NPERR_INCOMPATIBLE_VERSION_ERROR (NPERR_BASE + 8)
#define NPERR_INVALID_PARAM (NPERR_BASE + 9)
#define NPERR_INVALID_URL (NPERR_BASE + 10)
#define NPERR_FILE_NOT_FOUND (NPERR_BASE + 11)
#define NPERR_NO_DATA (NPERR_BASE + 12)
#define NPERR_STREAM_NOT_SEEKABLE (NPERR_BASE + 13)
/* Parts of npfunctions.h */
typedef NPError (CDECL *NPP_NewProcPtr)(NPMIMEType,NPP,UINT16,INT16,char**,char**,NPSavedData*);
typedef NPError (CDECL *NPP_DestroyProcPtr)(NPP,NPSavedData**);
typedef NPError (CDECL *NPP_SetWindowProcPtr)(NPP,NPWindow*);
typedef NPError (CDECL *NPP_NewStreamProcPtr)(NPP,NPMIMEType,NPStream*,NPBool,UINT16*);
typedef NPError (CDECL *NPP_DestroyStreamProcPtr)(NPP,NPStream*,NPReason);
typedef INT32 (CDECL *NPP_WriteReadyProcPtr)(NPP,NPStream*);
typedef INT32 (CDECL *NPP_WriteProcPtr)(NPP,NPStream*,INT32,INT32,void*);
typedef void (CDECL *NPP_StreamAsFileProcPtr)(NPP,NPStream*,const char*);
typedef void (CDECL *NPP_PrintProcPtr)(NPP,NPPrint*);
typedef INT16 (CDECL *NPP_HandleEventProcPtr)(NPP,void*);
typedef void (CDECL *NPP_URLNotifyProcPtr)(NPP,const char*,NPReason,void*);
typedef NPError (CDECL *NPP_GetValueProcPtr)(NPP,NPPVariable,void*);
typedef NPError (CDECL *NPP_SetValueProcPtr)(NPP,NPNVariable,void*);
typedef NPBool (CDECL *NPP_GotFocusPtr)(NPP,NPFocusDirection);
typedef void (CDECL *NPP_LostFocusPtr)(NPP);
typedef struct _NPPluginFuncs {
UINT16 size;
UINT16 version;
NPP_NewProcPtr newp;
NPP_DestroyProcPtr destroy;
NPP_SetWindowProcPtr setwindow;
NPP_NewStreamProcPtr newstream;
NPP_DestroyStreamProcPtr destroystream;
NPP_StreamAsFileProcPtr asfile;
NPP_WriteReadyProcPtr writeready;
NPP_WriteProcPtr write;
NPP_PrintProcPtr print;
NPP_HandleEventProcPtr event;
NPP_URLNotifyProcPtr urlnotify;
void *javaClass;
NPP_GetValueProcPtr getvalue;
NPP_SetValueProcPtr setvalue;
NPP_GotFocusPtr gotfocus;
NPP_LostFocusPtr lostfocus;
} NPPluginFuncs;
static nsIDOMHTMLElement *get_dom_element(NPP instance)
{
nsISupports *instance_unk = (nsISupports*)instance->ndata;
nsIPluginInstance *plugin_instance;
nsIDOMHTMLElement *html_elem;
nsIDOMElement *elem;
nsresult nsres;
nsres = nsISupports_QueryInterface(instance_unk, &IID_nsIPluginInstance, (void**)&plugin_instance);
if(NS_FAILED(nsres)) {
ERR("Could not get nsIPluginInstance interface: %08x\n", nsres);
return NULL;
}
nsres = nsIPluginInstance_GetDOMElement(plugin_instance, &elem);
nsIPluginInstance_Release(plugin_instance);
if(NS_FAILED(nsres)) {
ERR("GetDOMElement failed: %08x\n", nsres);
return NULL;
}
nsres = nsIDOMElement_QueryInterface(elem, &IID_nsIDOMHTMLElement, (void**)&html_elem);
nsIDOMElement_Release(elem);
if(NS_FAILED(nsres)) {
ERR("Could not get nsIDOMHTMLElement iface: %08x\n", nsres);
return NULL;
}
return html_elem;
}
static HTMLInnerWindow *get_elem_window(nsIDOMHTMLElement *elem)
{
nsIDOMWindow *nswindow;
nsIDOMDocument *nsdoc;
HTMLOuterWindow *window;
nsresult nsres;
nsres = nsIDOMHTMLElement_GetOwnerDocument(elem, &nsdoc);
if(NS_FAILED(nsres))
return NULL;
nsres = nsIDOMDocument_GetDefaultView(nsdoc, &nswindow);
nsIDOMDocument_Release(nsdoc);
if(NS_FAILED(nsres) || !nswindow)
return NULL;
window = nswindow_to_window(nswindow);
nsIDOMWindow_Release(nswindow);
return window->base.inner_window;
}
static NPError CDECL NPP_New(NPMIMEType pluginType, NPP instance, UINT16 mode, INT16 argc, char **argn,
char **argv, NPSavedData *saved)
{
HTMLPluginContainer *container;
nsIDOMHTMLElement *nselem;
HTMLInnerWindow *window;
HTMLDOMNode *node;
NPError err = NPERR_NO_ERROR;
HRESULT hres;
TRACE("(%s %p %x %d %p %p %p)\n", debugstr_a(pluginType), instance, mode, argc, argn, argv, saved);
nselem = get_dom_element(instance);
if(!nselem) {
ERR("Could not get DOM element\n");
return NPERR_GENERIC_ERROR;
}
window = get_elem_window(nselem);
if(!window) {
ERR("Could not get element's window object\n");
nsIDOMHTMLElement_Release(nselem);
return NPERR_GENERIC_ERROR;
}
hres = get_node(window->doc, (nsIDOMNode*)nselem, TRUE, &node);
nsIDOMHTMLElement_Release(nselem);
if(FAILED(hres))
return NPERR_GENERIC_ERROR;
hres = IHTMLDOMNode_QueryInterface(&node->IHTMLDOMNode_iface, &IID_HTMLPluginContainer,
(void**)&container);
node_release(node);
if(FAILED(hres)) {
ERR("Not an object element\n");
return NPERR_GENERIC_ERROR;
}
if(!container->plugin_host) {
hres = create_plugin_host(window->doc, container);
if(FAILED(hres))
err = NPERR_GENERIC_ERROR;
}else {
TRACE("plugin host already associated.\n");
}
instance->pdata = container->plugin_host;
node_release(&container->element.node);
return err;
}
static NPError CDECL NPP_Destroy(NPP instance, NPSavedData **save)
{
PluginHost *host = instance->pdata;
TRACE("(%p %p)\n", instance, save);
if(!host)
return NPERR_GENERIC_ERROR;
detach_plugin_host(host);
IOleClientSite_Release(&host->IOleClientSite_iface);
instance->pdata = NULL;
return NPERR_NO_ERROR;
}
static NPError CDECL NPP_SetWindow(NPP instance, NPWindow *window)
{
PluginHost *host = instance->pdata;
RECT pos_rect = {0, 0, window->width, window->height};
TRACE("(%p %p)\n", instance, window);
if(!host)
return NPERR_GENERIC_ERROR;
update_plugin_window(host, window->window, &pos_rect);
return NPERR_NO_ERROR;
}
static NPError CDECL NPP_NewStream(NPP instance, NPMIMEType type, NPStream *stream, NPBool seekable, UINT16 *stype)
{
TRACE("\n");
return NPERR_GENERIC_ERROR;
}
static NPError CDECL NPP_DestroyStream(NPP instance, NPStream *stream, NPReason reason)
{
TRACE("\n");
return NPERR_GENERIC_ERROR;
}
static INT32 CDECL NPP_WriteReady(NPP instance, NPStream *stream)
{
TRACE("\n");
return NPERR_GENERIC_ERROR;
}
static INT32 CDECL NPP_Write(NPP instance, NPStream *stream, INT32 offset, INT32 len, void *buffer)
{
TRACE("\n");
return NPERR_GENERIC_ERROR;
}
static void CDECL NPP_StreamAsFile(NPP instance, NPStream *stream, const char *fname)
{
TRACE("\n");
}
static void CDECL NPP_Print(NPP instance, NPPrint *platformPrint)
{
FIXME("\n");
}
static INT16 CDECL NPP_HandleEvent(NPP instance, void *event)
{
TRACE("\n");
return NPERR_GENERIC_ERROR;
}
static void CDECL NPP_URLNotify(NPP instance, const char *url, NPReason reason, void *notifyData)
{
TRACE("\n");
}
static NPError CDECL NPP_GetValue(NPP instance, NPPVariable variable, void *ret_value)
{
TRACE("\n");
return NPERR_GENERIC_ERROR;
}
static NPError CDECL NPP_SetValue(NPP instance, NPNVariable variable, void *value)
{
TRACE("\n");
return NPERR_GENERIC_ERROR;
}
static NPBool CDECL NPP_GotFocus(NPP instance, NPFocusDirection direction)
{
FIXME("\n");
return NPERR_GENERIC_ERROR;
}
static void CDECL NPP_LostFocus(NPP instance)
{
FIXME("\n");
}
/***********************************************************************
* NP_GetEntryPoints (mshtml.@)
*/
NPError WINAPI NP_GetEntryPoints(NPPluginFuncs* funcs)
{
TRACE("(%p)\n", funcs);
funcs->version = (NP_VERSION_MAJOR << 8) | NP_VERSION_MINOR;
funcs->newp = NPP_New;
funcs->destroy = NPP_Destroy;
funcs->setwindow = NPP_SetWindow;
funcs->newstream = NPP_NewStream;
funcs->destroystream = NPP_DestroyStream;
funcs->asfile = NPP_StreamAsFile;
funcs->writeready = NPP_WriteReady;
funcs->write = NPP_Write;
funcs->print = NPP_Print;
funcs->event = NPP_HandleEvent;
funcs->urlnotify = NPP_URLNotify;
funcs->javaClass = NULL;
funcs->getvalue = NPP_GetValue;
funcs->setvalue = NPP_SetValue;
funcs->gotfocus = NPP_GotFocus;
funcs->lostfocus = NPP_LostFocus;
return NPERR_NO_ERROR;
}