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Sweden-Number/dlls/mshtml/nsembed.c

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/*
* Copyright 2005 Jacek Caban
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include <stdarg.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "winreg.h"
#include "ole2.h"
#include "docobj.h"
#include "mshtml.h"
#include "mshtmhst.h"
#include "wine/debug.h"
#include "wine/unicode.h"
#include "mshtml_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
DEFINE_GUID(CLSID_StartupNotifier, 0x1f59b001,0x02c9,0x11d5,0xae,0x76,0xcc,0x92,0xf7,0xdb,0x9e,0x03);
DEFINE_GUID(CLSID_nsWebBrowser, 0xf1eac761,0x87e9,0x11d3,0xaf,0x80,0x00,0xa0,0x24,0xff,0xc0,0x8c);
#define NS_APPSTARTUPNOTIFIER_CONTRACTID "@mozilla.org/embedcomp/appstartup-notifier;1"
#define NS_WEBBROWSER_CONTRACTID "@mozilla.org/embedding/browser/nsWebBrowser;1"
#define APPSTARTUP_TOPIC "app-startup"
#define PR_UINT32_MAX 0xffffffff
typedef struct {
void *d1;
PRUint32 d2;
void *d3;
} nsString;
static nsresult (*NS_InitXPCOM2)(nsIServiceManager**,void*,void*);
static nsresult (*NS_ShutdownXPCOM)(nsIServiceManager*);
static nsresult (*NS_StringContainerInit)(nsString*);
static nsresult (*NS_StringContainerFinish)(nsString*);
static nsresult (*NS_StringSetData)(nsString*,const PRUnichar*,PRUint32);
static nsresult (*NS_NewLocalFile)(const nsString*,PRBool,nsIFile**);
static HINSTANCE hXPCOM = NULL;
static nsIServiceManager *pServMgr = NULL;
static nsIComponentManager *pCompMgr = NULL;
static const WCHAR wszNsContainer[] = {'N','s','C','o','n','t','a','i','n','e','r',0};
static ATOM nscontainer_class;
static LRESULT WINAPI nsembed_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
HTMLDocument *This;
nsresult nsres;
static const WCHAR wszTHIS[] = {'T','H','I','S',0};
if(msg == WM_CREATE) {
This = *(HTMLDocument**)lParam;
SetPropW(hwnd, wszTHIS, This);
}else {
This = (HTMLDocument*)GetPropW(hwnd, wszTHIS);
}
switch(msg) {
case WM_SIZE:
TRACE("(%p)->(WM_SIZE)\n", This);
nsres = nsIBaseWindow_SetSize(This->nscontainer->window,
LOWORD(lParam), HIWORD(lParam), TRUE);
if(NS_FAILED(nsres))
WARN("SetSize failed: %08lx\n", nsres);
}
return DefWindowProcW(hwnd, msg, wParam, lParam);
}
static void register_nscontainer_class(void)
{
static WNDCLASSEXW wndclass = {
sizeof(WNDCLASSEXW),
CS_DBLCLKS,
nsembed_proc,
0, 0, NULL, NULL, NULL, NULL, NULL,
wszNsContainer,
NULL,
};
wndclass.hInstance = hInst;
nscontainer_class = RegisterClassExW(&wndclass);
}
static BOOL get_mozilla_path(PRUnichar *gre_path)
{
DWORD res, type, i, size = MAX_PATH;
HKEY mozilla_key, hkey;
WCHAR key_name[100];
BOOL ret = FALSE;
static const WCHAR wszGreKey[] =
{'S','o','f','t','w','a','r','e','\\',
'm','o','z','i','l','l','a','.','o','r','g','\\',
'G','R','E',0};
static const WCHAR wszGreHome[] = {'G','r','e','H','o','m','e',0};
res = RegOpenKeyW(HKEY_LOCAL_MACHINE, wszGreKey, &mozilla_key);
if(res != ERROR_SUCCESS) {
TRACE("Could not open key %s\n", debugstr_w(wszGreKey));
return FALSE;
}
for(i=0; !ret && RegEnumKeyW(mozilla_key, i, key_name, sizeof(key_name)/sizeof(WCHAR)) == ERROR_SUCCESS; i++) {
RegOpenKeyW(mozilla_key, key_name, &hkey);
res = RegQueryValueExW(hkey, wszGreHome, NULL, &type, (LPBYTE)gre_path, &size);
if(res == ERROR_SUCCESS)
ret = TRUE;
RegCloseKey(hkey);
}
RegCloseKey(mozilla_key);
return ret;
}
static BOOL get_mozctl_path(PRUnichar *gre_path)
{
HKEY hkey;
DWORD res, type, size = MAX_PATH;
static const WCHAR wszMozCtlKey[] =
{'S','o','f','t','w','a','r','e','\\','M','o','z','i','l','l','a',0};
static const WCHAR wszBinDirectoryPath[] =
{'B','i','n','D','i','r','e','c','t','o','r','y','P','a','t','h',0};
res = RegOpenKeyW(HKEY_LOCAL_MACHINE, wszMozCtlKey, &hkey);
if(res != ERROR_SUCCESS) {
TRACE("Could not open key %s\n", debugstr_w(wszMozCtlKey));
return FALSE;
}
res = RegQueryValueExW(hkey, wszBinDirectoryPath, NULL, &type, (LPBYTE)gre_path, &size);
if(res != ERROR_SUCCESS) {
ERR("Could not get value %s\n", debugstr_w(wszBinDirectoryPath));
return FALSE;
}
return TRUE;
}
static BOOL load_gecko()
{
nsresult nsres;
nsIObserver *pStartNotif;
nsString path;
nsIFile *gre_dir;
PRUnichar gre_path[MAX_PATH];
static BOOL tried_load = FALSE;
static const WCHAR strXPCOM[] = {'x','p','c','o','m','.','d','l','l',0};
TRACE("()\n");
if(tried_load)
return pCompMgr != NULL;
tried_load = TRUE;
if(!get_mozctl_path(gre_path) && !get_mozilla_path(gre_path)) {
MESSAGE("Could not load Mozilla. HTML rendering will be disabled.\n");
return FALSE;
}
TRACE("found path %s\n", debugstr_w(gre_path));
hXPCOM = LoadLibraryW(strXPCOM);
if(!hXPCOM) {
/* We have to modify PATH as XPCOM loads other DLLs from this directory. */
WCHAR path_env[MAX_PATH];
static WCHAR wszPATH[] = {'P','A','T','H',0};
int len;
GetEnvironmentVariableW(wszPATH, path_env, sizeof(path_env)/sizeof(WCHAR));
len = strlenW(path_env);
path_env[len++] = ';';
strcpyW(path_env+len, gre_path);
SetEnvironmentVariableW(wszPATH, path_env);
hXPCOM = LoadLibraryW(strXPCOM);
if(!hXPCOM) {
ERR("Could not load XPCOM: %ld\n", GetLastError());
return FALSE;
}
}
#define NS_DLSYM(func) \
func = (typeof(func))GetProcAddress(hXPCOM, #func); \
if(!func) \
ERR("Could not GetProcAddress(" #func ") failed\n");
NS_DLSYM(NS_InitXPCOM2)
NS_DLSYM(NS_ShutdownXPCOM)
NS_DLSYM(NS_StringContainerInit)
NS_DLSYM(NS_StringContainerFinish)
NS_DLSYM(NS_StringSetData)
NS_DLSYM(NS_NewLocalFile)
#undef NS_DLSYM
NS_StringContainerInit(&path);
NS_StringSetData(&path, gre_path, PR_UINT32_MAX);
nsres = NS_NewLocalFile(&path, FALSE, &gre_dir);
NS_StringContainerFinish(&path);
if(NS_FAILED(nsres)) {
ERR("NS_NewLocalFile failed: %08lx\n", nsres);
FreeLibrary(hXPCOM);
return FALSE;
}
nsres = NS_InitXPCOM2(&pServMgr, gre_dir, NULL);
if(NS_FAILED(nsres)) {
ERR("NS_InitXPCOM2 failed: %08lx\n", nsres);
FreeLibrary(hXPCOM);
return FALSE;
}
nsres = nsIServiceManager_QueryInterface(pServMgr, &IID_nsIComponentManager, (void**)&pCompMgr);
if(NS_FAILED(nsres))
ERR("Could not get nsIComponentManager: %08lx\n", nsres);
nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_APPSTARTUPNOTIFIER_CONTRACTID,
NULL, &IID_nsIObserver, (void**)&pStartNotif);
if(NS_SUCCEEDED(nsres)) {
nsres = nsIObserver_Observe(pStartNotif, NULL, APPSTARTUP_TOPIC, NULL);
if(NS_FAILED(nsres))
ERR("Observe failed: %08lx\n", nsres);
nsIObserver_Release(pStartNotif);
}else {
ERR("could not get appstartup-notifier: %08lx\n", nsres);
}
return TRUE;
}
void close_gecko()
{
TRACE("()\n");
if(pCompMgr)
nsIComponentManager_Release(pCompMgr);
if(pServMgr)
nsIServiceManager_Release(pServMgr);
if(hXPCOM)
FreeLibrary(hXPCOM);
}
void HTMLDocument_NSContainer_Init(HTMLDocument *This)
{
nsIWebBrowserSetup *wbsetup;
nsresult nsres;
This->nscontainer = NULL;
if(!load_gecko())
return;
This->nscontainer = HeapAlloc(GetProcessHeap(), 0, sizeof(NSContainer));
nsres = nsIComponentManager_CreateInstanceByContractID(pCompMgr, NS_WEBBROWSER_CONTRACTID,
NULL, &IID_nsIWebBrowser, (void**)&This->nscontainer->webbrowser);
if(NS_FAILED(nsres))
ERR("Creating WebBrowser failed: %08lx\n", nsres);
nsres = nsIWebBrowser_QueryInterface(This->nscontainer->webbrowser, &IID_nsIBaseWindow,
(void**)&This->nscontainer->window);
if(NS_FAILED(nsres))
ERR("Could not get nsIBaseWindow interface: %08lx\n", nsres);
nsres = nsIWebBrowser_QueryInterface(This->nscontainer->webbrowser,
&IID_nsIWebBrowserSetup, (void**)&wbsetup);
if(NS_SUCCEEDED(nsres)) {
nsres = nsIWebBrowserSetup_SetProperty(wbsetup, SETUP_IS_CHROME_WRAPPER, TRUE);
if(NS_FAILED(nsres))
ERR("SetProperty failed: %08lx\n", nsres);
nsIWebBrowserSetup_Release(wbsetup);
}else {
ERR("Could not get nsIWebBrowserSetup interface\n");
}
nsres = nsIWebBrowser_QueryInterface(This->nscontainer->webbrowser, &IID_nsIWebNavigation,
(void**)&This->nscontainer->navigation);
if(NS_FAILED(nsres))
ERR("Could not get nsIWebNavigation interface: %08lx\n", nsres);
if(!nscontainer_class)
register_nscontainer_class();
This->nscontainer->hwnd = CreateWindowExW(0, wszNsContainer, NULL,
WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN, 0, 0, 100, 100,
GetDesktopWindow(), NULL, hInst, This);
nsres = nsIBaseWindow_InitWindow(This->nscontainer->window, This->nscontainer->hwnd, NULL,
0, 0, 100, 100);
if(NS_SUCCEEDED(nsres)) {
nsres = nsIBaseWindow_Create(This->nscontainer->window);
if(NS_FAILED(nsres))
WARN("Creating window failed: %08lx\n", nsres);
nsIBaseWindow_SetVisibility(This->nscontainer->window, FALSE);
nsIBaseWindow_SetEnabled(This->nscontainer->window, FALSE);
}else {
ERR("InitWindow failed: %08lx\n", nsres);
}
}
void HTMLDocument_NSContainer_Destroy(HTMLDocument *This)
{
TRACE("(%p)\n", This);
nsIWebBrowser_Release(This->nscontainer->webbrowser);
nsIWebNavigation_Release(This->nscontainer->navigation);
nsIBaseWindow_Release(This->nscontainer->window);
HeapFree(GetProcessHeap(), 0, This->nscontainer);
}
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