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gecko-dev/webshell/embed/ActiveX/MozillaBrowser.cpp

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60 KiB
C++
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#include "stdafx.h"
#include <string.h>
#include <string>
#include <objidl.h>
#include <comdef.h>
#include "MozillaControl.h"
#include "MozillaBrowser.h"
#include "IEHtmlDocument.h"
#include "nsIContentViewerFile.h"
static const TCHAR *c_szInvalidArg = _T("Invalid parameter");
static const TCHAR *c_szUninitialized = _T("Method called while control is uninitialized");
#define RETURN_ERROR(message, hr) \
SetErrorInfo(message, hr); \
return hr;
#define RETURN_E_INVALIDARG() \
RETURN_ERROR(c_szInvalidArg, E_INVALIDARG);
#define RETURN_E_UNEXPECTED() \
RETURN_ERROR(c_szUninitialized, E_UNEXPECTED);
extern "C" void NS_SetupRegistry();
static const std::string c_szPrefsHomePage = "browser.startup.homepage";
static const std::string c_szDefaultPage = "resource:/res/MozillaControl.html";
static const tstring c_szHelpKey = _T("Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Browser Helper Objects");
#define MOZ_CONTROL_REG_KEY _T("Software\\Mozilla\\")
#define MOZ_CONTROL_REG_VALUE_DIR _T("Dir")
#define MOZ_CONTROL_REG_VALUE_COMPONENT_PATH _T("ComponentPath")
#define MOZ_CONTROL_REG_VALUE_COMPONENT_FILE _T("ComponentFile")
BOOL CMozillaBrowser::m_bRegistryInitialized = FALSE;
const GUID CGID_IWebBrowser =
{ 0xED016940L, 0xBD5B, 0x11cf, {0xBA, 0x4E, 0x00, 0xC0, 0x4F, 0xD7, 0x08, 0x16} };
// TODO
const GUID CGID_MSHTML =
{ 0xED016940L, 0xBD5B, 0x11cf, {0xBA, 0x4E, 0x00, 0xC0, 0x4F, 0xD7, 0x08, 0x16} };
/////////////////////////////////////////////////////////////////////////////
// CMozillaBrowser
CMozillaBrowser::CMozillaBrowser()
{
NG_TRACE_METHOD(CMozillaBrowser::CMozillaBrowser);
// ATL flags ensures the control opens with a window
m_bWindowOnly = TRUE;
m_bWndLess = FALSE;
// Initialize layout interfaces
m_pIWebShell = nsnull;
m_pIPref = nsnull;
m_pIServiceManager = nsnull;
// Ready state of control
m_nBrowserReadyState = READYSTATE_UNINITIALIZED;
// Create the container that handles some things for us
m_pWebShellContainer = NULL;
m_pEditor = NULL;
// Controls starts off unbusy
m_bBusy = FALSE;
// Control starts off in non-edit mode
m_bEditorMode = FALSE;
// Control starts off without being a drop target
m_bDropTarget = FALSE;
// the IHTMLDocument, lazy allocation.
m_pDocument = NULL;
// Open registry keys
m_SystemKey.Create(HKEY_LOCAL_MACHINE, MOZ_CONTROL_REG_KEY);
m_UserKey.Create(HKEY_CURRENT_USER, MOZ_CONTROL_REG_KEY);
// Component path and file
m_pComponentPath = NULL;
m_pComponentFile = NULL;
// Initialise the web shell
InitWebShell();
}
CMozillaBrowser::~CMozillaBrowser()
{
NG_TRACE_METHOD(CMozillaBrowser::~CMozillaBrowser);
// Close the web shell
TermWebShell();
// Close registry keys
m_SystemKey.Close();
m_UserKey.Close();
}
STDMETHODIMP CMozillaBrowser::InterfaceSupportsErrorInfo(REFIID riid)
{
static const IID* arr[] =
{
&IID_IWebBrowser,
&IID_IWebBrowser2,
&IID_IWebBrowserApp
};
for (int i=0;i<(sizeof(arr)/sizeof(arr[0]));i++)
{
if (InlineIsEqualGUID(*arr[i],riid))
return S_OK;
}
return S_FALSE;
}
int CMozillaBrowser::MessageBox(LPCTSTR lpszText, LPCTSTR lpszCaption, UINT nType)
{
// Let the doc host display it's own message box if it can
CIPtr(IDocHostShowUI) spIDocHostShowUI = m_spClientSite;
if (spIDocHostShowUI)
{
USES_CONVERSION;
LRESULT lResult = 0;
HRESULT hr = spIDocHostShowUI->ShowMessage(m_hWnd,
T2OLE(lpszText), T2OLE(lpszCaption), nType, NULL, 0, &lResult);
if (hr == S_OK)
{
return lResult;
}
}
// Do the default message box
return CWindow::MessageBox(lpszText, lpszCaption, nType);
}
HRESULT CMozillaBrowser::SetErrorInfo(LPCTSTR lpszDesc, HRESULT hr)
{
USES_CONVERSION;
return AtlSetErrorInfo(GetObjectCLSID(), T2OLE(lpszDesc), 0, NULL, GUID_NULL, hr, NULL);
}
///////////////////////////////////////////////////////////////////////////////
// Message handlers
// Handle WM_CREATE windows message
LRESULT CMozillaBrowser::OnCreate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
NG_TRACE_METHOD(CMozillaBrowser::OnCreate);
// Clip the child windows out of paint operations
SetWindowLong(GWL_STYLE, GetWindowLong(GWL_STYLE) | WS_CLIPCHILDREN);
// Create the NGLayout WebShell
CreateWebShell();
// TODO create and register a drop target
// Control is ready
m_nBrowserReadyState = READYSTATE_LOADED;
// Load browser helpers
LoadBrowserHelpers();
// Browse to a default page - if in design mode
BOOL bUserMode = FALSE;
if (SUCCEEDED(GetAmbientUserMode(bUserMode)))
{
if (!bUserMode)
{
USES_CONVERSION;
Navigate(A2OLE(c_szDefaultPage.c_str()), NULL, NULL, NULL, NULL);
}
}
return 0;
}
// Handle WM_DESTROY window message
LRESULT CMozillaBrowser::OnDestroy(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
NG_TRACE_METHOD(CMozillaBrowser::OnDestroy);
// Unload browser helpers
UnloadBrowserHelpers();
// TODO unregister drop target
// Destroy the htmldoc
if (m_pDocument != NULL)
{
m_pDocument->Release();
m_pDocument = NULL;
}
// Destroy layout...
if (m_pIWebShell != nsnull)
{
m_pIWebShell->Destroy();
NS_RELEASE(m_pIWebShell);
}
if (m_pWebShellContainer)
{
m_pWebShellContainer->Release();
m_pWebShellContainer = NULL;
}
if (m_pIPref)
{
NS_RELEASE(m_pIPref);
}
return 0;
}
// Handle WM_SIZE windows message
LRESULT CMozillaBrowser::OnSize(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
NG_TRACE_METHOD(CMozillaBrowser::OnSize);
// Pass resize information down to the WebShell...
if (m_pIWebShell)
{
m_pIWebShell->SetBounds(0, 0, LOWORD(lParam), HIWORD(lParam));
}
return 0;
}
// Handle WM_PAINT windows message (and IViewObject::Draw)
HRESULT CMozillaBrowser::OnDraw(ATL_DRAWINFO& di)
{
NG_TRACE_METHOD(CMozillaBrowser::OnDraw);
if (m_pIWebShell == nsnull)
{
RECT& rc = *(RECT*)di.prcBounds;
Rectangle(di.hdcDraw, rc.left, rc.top, rc.right, rc.bottom);
DrawText(di.hdcDraw, m_sErrorMessage.c_str(), -1, &rc, DT_CENTER | DT_VCENTER | DT_SINGLELINE);
}
return S_OK;
}
// Handle ID_PAGESETUP command
LRESULT CMozillaBrowser::OnPageSetup(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
{
NG_TRACE_METHOD(CMozillaBrowser::OnPageSetup);
MessageBox(_T("No page setup yet!"), _T("Control Message"), MB_OK);
// TODO show the page setup dialog
return 0;
}
// Handle ID_PRINT command
LRESULT CMozillaBrowser::OnPrint(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
{
NG_TRACE_METHOD(CMozillaBrowser::OnPrint);
nsresult res;
// Print the contents
if (m_pIWebShell)
{
nsIContentViewer *pContentViewer = nsnull;
res = m_pIWebShell->GetContentViewer(&pContentViewer);
if ( NS_SUCCEEDED(res) )
{
nsCOMPtr<nsIContentViewerFile> ContentViewerFile = do_QueryInterface(pContentViewer);
ContentViewerFile->Print();
NS_RELEASE(pContentViewer);
}
}
return res;
}
LRESULT CMozillaBrowser::OnSaveAs(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
{
NG_TRACE_METHOD(CMozillaBrowser::OnSaveAs);
OPENFILENAME SaveFileName;
char szFile[256];
char szFileTitle[256];
BSTR pageName = NULL;
SaveFileName.lStructSize = sizeof(SaveFileName);
SaveFileName.hwndOwner = m_hWnd;
SaveFileName.hInstance = NULL;
SaveFileName.lpstrFilter = "Web Page, HTML Only (*.htm;*.html)\0*.htm;*.html\0Text File (*.txt)\0*.txt\0";
//TODO: The IE control allows you to also save as "Web Page, complete" where all of the page's images are saved
// in a directory along with the web page. This doesn't appear to be directly supported by Mozilla, but
// could be implemented here if deemed necessary. (Web Page, complete (*.htm;*.html)\0*.htm;*.html\0)
SaveFileName.lpstrCustomFilter = NULL;
SaveFileName.nMaxCustFilter = NULL;
SaveFileName.nFilterIndex = 1;
SaveFileName.lpstrFile = szFile;
SaveFileName.nMaxFile = sizeof(szFile);
SaveFileName.lpstrFileTitle = szFileTitle;
SaveFileName.nMaxFileTitle = sizeof(szFileTitle);
SaveFileName.lpstrInitialDir = NULL;
SaveFileName.lpstrTitle = NULL;
SaveFileName.Flags = OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT;
SaveFileName.nFileOffset = NULL;
SaveFileName.nFileExtension = NULL;
SaveFileName.lpstrDefExt = "htm";
SaveFileName.lCustData = NULL;
SaveFileName.lpfnHook = NULL;
SaveFileName.lpTemplateName = NULL;
//Get the title of the current web page to set as the default filename.
char szTmp[256];
get_LocationName(&pageName);
strcpy(szTmp, _bstr_t(pageName));
int j = 0; //The SaveAs dialog will fail if szFile contains any "bad" characters.
for (int i=0; szTmp[i]!='\0'; i++) { //This hunk of code attempts to mimick the IE way of replacing "bad"
switch(szTmp[i]) { //characters with "good" characters.
case '\\':
case '*':
case '|':
case ':':
case '"':
case '>':
case '<':
case '?':
break;
case '.':
if (szTmp[i+1] != '\0') {
szFile[j] = '_';
j++;
}
break;
case '/':
szFile[j] = '-';
j++;
break;
default:
szFile[j] = szTmp[i];
j++;
}
}
szFile[j] = '\0';
HRESULT res = S_OK;
if ( GetSaveFileName(&SaveFileName) ) {
//Get the current DOM document
nsIDOMDocument* pDocument = nsnull;
res = GetDOMDocument(&pDocument);
if ( FAILED(res) )
return res;
//Get an nsIDiskDocument interface to the DOM document
nsCOMPtr<nsIDiskDocument> diskDoc = do_QueryInterface(pDocument);
if (!diskDoc)
return E_NOINTERFACE;
//Set the file type specified by the user
//Add the correct file extension if none is specified
nsIDiskDocument::ESaveFileType saveFileType;
if ( SaveFileName.nFilterIndex == 2 ) //SaveAs text file
saveFileType = nsIDiskDocument::eSaveFileText;
else //SaveAs html file
saveFileType = nsIDiskDocument::eSaveFileHTML;
//Create an nsFilelSpec from the selected file path.
nsFileSpec fileSpec(szFile, PR_FALSE);
//Save the file.
res = diskDoc->SaveFile(&fileSpec, PR_TRUE, PR_TRUE, saveFileType, "");
}
return res;
}
LRESULT CMozillaBrowser::OnProperties(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
{
NG_TRACE_METHOD(CMozillaBrowser::OnProperties);
MessageBox(_T("No Properties Yet!"), _T("Control Message"), MB_OK);
// TODO show the properties dialog
return 0;
}
LRESULT CMozillaBrowser::OnCut(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
{
NG_TRACE_METHOD(CMozillaBrowser::OnCut);
nsresult res;
nsIPresShell* pIPresShell = nsnull;
res = GetPresShell(&pIPresShell); //Get the presentation shell for the document
if (NS_FAILED(res) || pIPresShell == nsnull)
{
return NS_ERROR_NOT_INITIALIZED;
}
nsCOMPtr<nsIDOMSelection> selection; //Get a pointer to the DOM selection
res = pIPresShell->GetSelection(SELECTION_NORMAL, getter_AddRefs(selection));
if ( NS_FAILED(res) ) return res;
res = pIPresShell->DoCopy(); //Copy the selection to the clipboard
if ( NS_SUCCEEDED(res) )
{
res = selection->DeleteFromDocument(); //Delete the selection from the document
}
NS_RELEASE(pIPresShell);
return res;
}
LRESULT CMozillaBrowser::OnCopy(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
{
NG_TRACE_METHOD(CMozillaBrowser::OnCopy);
nsresult res;
nsIPresShell* pIPresShell = nsnull;
res = GetPresShell(&pIPresShell); //Get the presentation shell for the document
if (NS_FAILED(res) || pIPresShell == nsnull)
{
return NS_ERROR_NOT_INITIALIZED;
}
res = pIPresShell->DoCopy();
NS_RELEASE(pIPresShell);
return res;
}
LRESULT CMozillaBrowser::OnPaste(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
{
NG_TRACE_METHOD(CMozillaBrowser::OnPaste);
MessageBox(_T("No Paste Yet!"), _T("Control Message"), MB_OK);
// TODO enable pasting
return 0;
}
LRESULT CMozillaBrowser::OnSelectAll(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
{
NG_TRACE_METHOD(CMozillaBrowser::OnSelectAll);
MessageBox(_T("No Select All Yet!"), _T("Control Message"), MB_OK);
// TODO enable Select All
return 0;
}
// Handle ID_VIEWSOURCE command
LRESULT CMozillaBrowser::OnViewSource(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
{
NG_TRACE_METHOD(CMozillaBrowser::OnViewSource);
// Get the url from the web shell
const PRUnichar *pszUrl = nsnull;
PRInt32 aHistoryIndex;
m_pIWebShell->GetHistoryIndex(aHistoryIndex);
m_pIWebShell->GetURL(aHistoryIndex, &pszUrl);
nsString strUrl(pszUrl);
nsString strTemp(nsString("view-source:") + strUrl);
strUrl = strTemp;
CIPtr(IDispatch) spDispNew;
VARIANT_BOOL bCancel = VARIANT_FALSE;
Fire_NewWindow2(&spDispNew, &bCancel);
if ((bCancel == VARIANT_FALSE) && spDispNew)
{
CIPtr(IWebBrowser2) spOther = spDispNew;;
if (spOther)
{
// tack in the viewsource command
BSTR bstrURL = SysAllocString(strUrl.GetUnicode());
CComVariant vURL(bstrURL);
VARIANT vNull;
vNull.vt = VT_NULL;
spOther->Navigate2(&vURL, &vNull, &vNull, &vNull, &vNull);
// when and if we can get the container we should
// be able to tell the other windows container not to show toolbars, menus, etc.
// we would also be able to show the window. one fix would be to
// change the navigate method to set a flag if it's viewing source, and to
// have it's document complete method tell it's container to hide toolbars and menu.
/*
IDispatch *pOtherContainer = NULL;
pOther->get_Container(&pOtherContainer);
if(pOtherContainer != NULL)
{
DWebBrowserEvents2 *pOtherEventSink;
if(SUCCEEDED(pOtherContainer->QueryInterface(IID_IDWebBrowserEvents2,(void**)&pOtherEventSink)))
{
__asm int 3
pOtherEventSink->Release();
}
pOtherContainer->Release();
}
*/
SysFreeString(bstrURL);
}
}
bHandled = TRUE;
return 0;
}
// Test if the browser is in a valid state
BOOL CMozillaBrowser::IsValid()
{
NG_TRACE_METHOD(CMozillaBrowser::IsValid);
return (m_pIWebShell == nsnull) ? FALSE : TRUE;
}
/////////////////////////////////////////////////////////////////////////////
static NS_DEFINE_IID(kIWebShellIID, NS_IWEB_SHELL_IID);
static NS_DEFINE_IID(kWebShellCID, NS_WEB_SHELL_CID);
static NS_DEFINE_IID(kIPrefIID, NS_IPREF_IID);
static NS_DEFINE_CID(kPrefCID, NS_PREF_CID);
// Initialises the web shell engine
HRESULT CMozillaBrowser::InitWebShell()
{
// Initialise XPCOM
TCHAR szComponentPath[MAX_PATH];
TCHAR szComponentFile[MAX_PATH];
DWORD dwComponentPath = sizeof(szComponentPath) / sizeof(szComponentPath[0]);
DWORD dwComponentFile = sizeof(szComponentFile) / sizeof(szComponentFile[0]);
memset(szComponentPath, 0, sizeof(szComponentPath));
memset(szComponentFile, 0, sizeof(szComponentFile));
if (m_SystemKey.QueryValue(szComponentPath, MOZ_CONTROL_REG_VALUE_COMPONENT_PATH, &dwComponentPath) == ERROR_SUCCESS &&
m_SystemKey.QueryValue(szComponentFile, MOZ_CONTROL_REG_VALUE_COMPONENT_FILE, &dwComponentFile) == ERROR_SUCCESS)
{
USES_CONVERSION;
m_pComponentPath = new nsFileSpec(T2A(szComponentPath));
m_pComponentFile = new nsFileSpec(T2A(szComponentFile));
NS_InitXPCOM(&m_pIServiceManager, m_pComponentFile, m_pComponentPath);
}
else
{
NS_InitXPCOM(&m_pIServiceManager, nsnull, nsnull);
}
// Register components
if (!m_bRegistryInitialized)
{
NS_SetupRegistry();
m_bRegistryInitialized = TRUE;
}
// Create the Event Queue for the UI thread...
//
// If an event queue already exists for the thread, then
// CreateThreadEventQueue(...) will fail...
nsresult rv;
nsIEventQueueService* eventQService = NULL;
rv = nsServiceManager::GetService(kEventQueueServiceCID,
kIEventQueueServiceIID,
(nsISupports **)&eventQService);
if (NS_SUCCEEDED(rv)) {
rv = eventQService->CreateThreadEventQueue();
nsServiceManager::ReleaseService(kEventQueueServiceCID, eventQService);
}
return S_OK;
}
// Terminates the web shell engine
HRESULT CMozillaBrowser::TermWebShell()
{
// XXX: Do not call DestroyThreadEventQueue(...) for now...
// Terminate XPCOM & cleanup
NS_ShutdownXPCOM(m_pIServiceManager);
m_pIServiceManager = nsnull;
if (m_pComponentPath)
{
delete m_pComponentPath;
m_pComponentPath = NULL;
}
if (m_pComponentFile)
{
delete m_pComponentFile;
m_pComponentFile = NULL;
}
return S_OK;
}
// Create and initialise the web shell
HRESULT CMozillaBrowser::CreateWebShell()
{
NG_TRACE_METHOD(CMozillaBrowser::CreateWebShell);
if (m_pIWebShell != nsnull)
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
RECT rcLocation;
GetClientRect(&rcLocation);
if (IsRectEmpty(&rcLocation))
{
rcLocation.bottom++;
rcLocation.top++;
}
nsresult rv;
// Load preferences service
rv = nsServiceManager::GetService(kPrefCID,
nsIPref::GetIID(),
(nsISupports **)&m_pIPref);
if (NS_FAILED(rv))
{
NG_ASSERT(0);
NG_TRACE(_T("Could not create preference object rv=%08x\n"), (int) rv);
m_sErrorMessage = _T("Error - could not create preference object");
return E_FAIL;
}
else {
rv = m_pIPref->StartUp(); //Initialize the preference service
rv = m_pIPref->ReadUserPrefs(); //Reads from default_prefs.js
}
// Create the web shell object
rv = nsComponentManager::CreateInstance(kWebShellCID, nsnull,
kIWebShellIID,
(void**)&m_pIWebShell);
if (NS_FAILED(rv))
{
NG_ASSERT(0);
NG_TRACE(_T("Could not create web shell rv=%08x\n"), (int) rv);
m_sErrorMessage = _T("Error - could not create web shell, check PATH settings");
return E_FAIL;
}
// Register the cookie service
NS_WITH_SERVICE(nsICookieService, cookieService, kCookieServiceCID, &rv);
if (NS_FAILED(rv) || (cookieService == nsnull)) {
NG_TRACE(_T("Could not register the cookie manager. rv=%08x\n"), (int) rv);
}
// TODO make the cookie service persistent. Currently does not save or load cookies to/from disk.
// Initialise the web shell, making it fit the control dimensions
nsRect r;
r.x = 0;
r.y = 0;
r.width = rcLocation.right - rcLocation.left;
r.height = rcLocation.bottom - rcLocation.top;
PRBool aAllowPlugins = PR_TRUE;
PRBool aIsSunkenBorder = PR_FALSE;
rv = m_pIWebShell->Init(m_hWnd,
r.x, r.y,
r.width, r.height,
nsScrollPreference_kAuto,
aAllowPlugins,
aIsSunkenBorder);
NG_ASSERT(NS_SUCCEEDED(rv));
// Create the container object
m_pWebShellContainer = new CWebShellContainer(this);
m_pWebShellContainer->AddRef();
m_pIWebShell->SetPrefs(m_pIPref);
m_pIWebShell->SetContainer((nsIWebShellContainer*) m_pWebShellContainer);
/// m_pIWebShell->SetObserver((nsIStreamObserver*) m_pWebShellContainer);
m_pIWebShell->SetDocLoaderObserver((nsIDocumentLoaderObserver*) m_pWebShellContainer);
m_pIWebShell->SetWebShellType(nsWebShellContent);
m_pIWebShell->Show();
return S_OK;
}
// Turns the editor mode on or off
HRESULT CMozillaBrowser::SetEditorMode(BOOL bEnabled)
{
NG_TRACE_METHOD(CMozillaBrowser::SetEditorMode);
m_bEditorMode = FALSE;
if (bEnabled && m_pEditor == nsnull)
{
if (m_pIWebShell == nsnull)
{
return E_UNEXPECTED;
}
nsresult result = nsComponentManager::CreateInstance(kHTMLEditorCID,
nsnull,
nsIEditor::GetIID(),
(void **) &m_pEditor);
if (NS_FAILED(result))
{
return result;
}
if (!m_pEditor)
{
return E_OUTOFMEMORY;
}
nsIDOMDocument *pIDOMDocument = nsnull;
if (FAILED(GetDOMDocument(&pIDOMDocument)) || pIDOMDocument == nsnull)
{
return E_UNEXPECTED;
}
nsIPresShell* pIPresShell = nsnull;
if (FAILED(GetPresShell(&pIPresShell)) || pIPresShell == nsnull)
{
return E_UNEXPECTED;
}
result = m_pEditor->Init(pIDOMDocument, pIPresShell, 0);
if (NS_SUCCEEDED(result))
{
m_bEditorMode = TRUE;
}
NS_RELEASE(pIPresShell);
NS_RELEASE(pIDOMDocument);
}
else
{
if (m_pEditor)
{
m_pEditor->Release();
m_pEditor = nsnull;
}
}
return S_OK;
}
HRESULT CMozillaBrowser::OnEditorCommand(DWORD nCmdID)
{
NG_TRACE_METHOD(CMozillaBrowser::OnEditorCommand);
static nsIAtom * propB = NS_NewAtom("b");
static nsIAtom * propI = NS_NewAtom("i");
static nsIAtom * propU = NS_NewAtom("u");
if (!m_bEditorMode)
{
return E_UNEXPECTED;
}
if (!m_pEditor)
{
NG_ASSERT(0);
return E_UNEXPECTED;
}
nsCOMPtr<nsIHTMLEditor> pHtmlEditor = do_QueryInterface(m_pEditor);
bool bToggleInlineProperty = false;
nsIAtom *pInlineProperty = nsnull;
switch (nCmdID)
{
case IDM_BOLD:
pInlineProperty = propB;
bToggleInlineProperty = true;
break;
case IDM_ITALIC:
pInlineProperty = propI;
bToggleInlineProperty = true;
break;
case IDM_UNDERLINE:
pInlineProperty = propU;
bToggleInlineProperty = true;
break;
// TODO add the rest!
default:
// DO NOTHING
break;
}
// Does the instruction involve toggling something? e.g. B, U, I
if (bToggleInlineProperty)
{
PRBool bFirst = PR_TRUE;
PRBool bAny = PR_TRUE;
PRBool bAll = PR_TRUE;
// Set or remove
pHtmlEditor->GetInlineProperty(pInlineProperty, nsnull, nsnull, bFirst, bAny, bAll);
if (bAny)
{
pHtmlEditor->RemoveInlineProperty(pInlineProperty, nsnull);
}
else
{
pHtmlEditor->SetInlineProperty(pInlineProperty, nsnull, nsnull);
}
}
return S_OK;
}
// Returns the presentation shell
HRESULT CMozillaBrowser::GetPresShell(nsIPresShell **pPresShell)
{
NG_TRACE_METHOD(CMozillaBrowser::GetPresShell);
nsresult res;
// Test for stupid args
if (pPresShell == NULL)
{
NG_ASSERT(0);
return E_INVALIDARG;
}
*pPresShell = nsnull;
if (m_pIWebShell == nsnull)
{
NG_ASSERT(0);
return E_UNEXPECTED;
}
nsIContentViewer* pIContentViewer = nsnull;
res = m_pIWebShell->GetContentViewer(&pIContentViewer);
if (NS_SUCCEEDED(res) && pIContentViewer)
{
nsIDocumentViewer* pIDocViewer = nsnull;
res = pIContentViewer->QueryInterface(kIDocumentViewerIID, (void**) &pIDocViewer);
if (NS_SUCCEEDED(res) && pIDocViewer)
{
nsIPresContext * pIPresContent = nsnull;
res = pIDocViewer->GetPresContext(pIPresContent);
if (NS_SUCCEEDED(res) && pIPresContent)
{
res = pIPresContent->GetShell(pPresShell);
NS_RELEASE(pIPresContent);
}
NS_RELEASE(pIDocViewer);
}
NS_RELEASE(pIContentViewer);
}
return res;
}
// Return the root DOM document
HRESULT CMozillaBrowser::GetDOMDocument(nsIDOMDocument **pDocument)
{
NG_TRACE_METHOD(CMozillaBrowser::GetDOMDocument);
nsresult res;
// Test for stupid args
if (pDocument == NULL)
{
NG_ASSERT(0);
return E_INVALIDARG;
}
*pDocument = nsnull;
if (m_pIWebShell == nsnull)
{
NG_ASSERT(0);
return E_UNEXPECTED;
}
nsIContentViewer * pCViewer = nsnull;
res = m_pIWebShell->GetContentViewer(&pCViewer);
if (NS_SUCCEEDED(res) && pCViewer)
{
nsIDocumentViewer * pDViewer = nsnull;
res = pCViewer->QueryInterface(kIDocumentViewerIID, (void**) &pDViewer);
if (NS_SUCCEEDED(res) && pDViewer)
{
nsIDocument * pDoc = nsnull;
res = pDViewer->GetDocument(pDoc);
if (NS_SUCCEEDED(res) && pDoc)
{
res = pDoc->QueryInterface(kIDOMDocumentIID, (void**) pDocument);
NS_RELEASE(pDoc);
}
NS_RELEASE(pDViewer);
}
NS_RELEASE(pCViewer);
}
return res;
}
// Load any browser helpers
HRESULT CMozillaBrowser::LoadBrowserHelpers()
{
NG_TRACE_METHOD(CMozillaBrowser::LoadBrowserHelpers);
// IE loads browser helper objects from a branch of the registry
// Search the branch looking for objects to load with the control.
CRegKey cKey;
if (cKey.Open(HKEY_LOCAL_MACHINE, c_szHelpKey.c_str(), KEY_ENUMERATE_SUB_KEYS) != ERROR_SUCCESS)
{
NG_TRACE(_T("No browser helper key found\n"));
return S_FALSE;
}
std::vector<CLSID> cClassList;
DWORD nKey = 0;
LONG nResult = ERROR_SUCCESS;
while (nResult == ERROR_SUCCESS)
{
TCHAR szCLSID[50];
DWORD dwCLSID = sizeof(szCLSID) / sizeof(TCHAR);
FILETIME cLastWrite;
// Read next subkey
nResult = RegEnumKeyEx(cKey, nKey++, szCLSID, &dwCLSID, NULL, NULL, NULL, &cLastWrite);
if (nResult != ERROR_SUCCESS)
{
break;
}
NG_TRACE(_T("Reading helper object \"%s\"\n"), szCLSID);
// Turn the key into a CLSID
USES_CONVERSION;
CLSID clsid;
if (CLSIDFromString(T2OLE(szCLSID), &clsid) != NOERROR)
{
continue;
}
cClassList.push_back(clsid);
}
// Empty list?
if (cClassList.empty())
{
NG_TRACE(_T("No browser helper objects found\n"));
return S_FALSE;
}
// Create each object in turn
for (std::vector<CLSID>::const_iterator i = cClassList.begin(); i != cClassList.end(); i++)
{
CLSID clsid = *i;
HRESULT hr;
CComQIPtr<IObjectWithSite, &IID_IObjectWithSite> cpObjectWithSite;
hr = CoCreateInstance(clsid, NULL, CLSCTX_INPROC_SERVER, IID_IObjectWithSite, (LPVOID *) &cpObjectWithSite);
if (FAILED(hr))
{
NG_TRACE(_T("Registered browser helper object cannot be created\n"));;
}
// Set the object to point at the browser
cpObjectWithSite->SetSite((IWebBrowser2 *) this);
// Store in the list
CComUnkPtr cpUnk = cpObjectWithSite;
m_cBrowserHelperList.push_back(cpUnk);
}
return S_OK;
}
// Release browser helpers
HRESULT CMozillaBrowser::UnloadBrowserHelpers()
{
NG_TRACE_METHOD(CMozillaBrowser::UnloadBrowserHelpers);
for (ObjectList::const_iterator i = m_cBrowserHelperList.begin(); i != m_cBrowserHelperList.end(); i++)
{
CComUnkPtr cpUnk = *i;
CComQIPtr<IObjectWithSite, &IID_IObjectWithSite> cpObjectWithSite = cpUnk;
if (cpObjectWithSite)
{
cpObjectWithSite->SetSite(NULL);
}
}
m_cBrowserHelperList.clear();
return S_OK;
}
/////////////////////////////////////////////////////////////////////////////
// IOleObject overrides
// This is an almost verbatim copy of the standard ATL implementation of
// IOleObject::InPlaceActivate but with a few lines commented out.
HRESULT CMozillaBrowser::InPlaceActivate(LONG iVerb, const RECT* prcPosRect)
{
NG_TRACE_METHOD(CMozillaBrowser::InPlaceActivate);
HRESULT hr;
if (m_spClientSite == NULL)
return S_OK;
CComPtr<IOleInPlaceObject> pIPO;
ControlQueryInterface(IID_IOleInPlaceObject, (void**)&pIPO);
_ASSERTE(pIPO != NULL);
if (prcPosRect != NULL)
pIPO->SetObjectRects(prcPosRect, prcPosRect);
if (!m_bNegotiatedWnd)
{
if (!m_bWindowOnly)
// Try for windowless site
hr = m_spClientSite->QueryInterface(IID_IOleInPlaceSiteWindowless, (void **)&m_spInPlaceSite);
if (m_spInPlaceSite)
{
m_bInPlaceSiteEx = TRUE;
m_bWndLess = SUCCEEDED(m_spInPlaceSite->CanWindowlessActivate());
m_bWasOnceWindowless = TRUE;
}
else
{
m_spClientSite->QueryInterface(IID_IOleInPlaceSiteEx, (void **)&m_spInPlaceSite);
if (m_spInPlaceSite)
m_bInPlaceSiteEx = TRUE;
else
hr = m_spClientSite->QueryInterface(IID_IOleInPlaceSite, (void **)&m_spInPlaceSite);
}
}
_ASSERTE(m_spInPlaceSite);
if (!m_spInPlaceSite)
return E_FAIL;
m_bNegotiatedWnd = TRUE;
if (!m_bInPlaceActive)
{
BOOL bNoRedraw = FALSE;
if (m_bWndLess)
m_spInPlaceSite->OnInPlaceActivateEx(&bNoRedraw, ACTIVATE_WINDOWLESS);
else
{
if (m_bInPlaceSiteEx)
m_spInPlaceSite->OnInPlaceActivateEx(&bNoRedraw, 0);
else
{
HRESULT hr = m_spInPlaceSite->CanInPlaceActivate();
if (FAILED(hr))
return hr;
m_spInPlaceSite->OnInPlaceActivate();
}
}
}
m_bInPlaceActive = TRUE;
// get location in the parent window,
// as well as some information about the parent
//
OLEINPLACEFRAMEINFO frameInfo;
RECT rcPos, rcClip;
CComPtr<IOleInPlaceFrame> spInPlaceFrame;
CComPtr<IOleInPlaceUIWindow> spInPlaceUIWindow;
frameInfo.cb = sizeof(OLEINPLACEFRAMEINFO);
HWND hwndParent;
if (m_spInPlaceSite->GetWindow(&hwndParent) == S_OK)
{
m_spInPlaceSite->GetWindowContext(&spInPlaceFrame,
&spInPlaceUIWindow, &rcPos, &rcClip, &frameInfo);
if (!m_bWndLess)
{
if (m_hWndCD)
{
::ShowWindow(m_hWndCD, SW_SHOW);
::SetFocus(m_hWndCD);
}
else
{
HWND h = CreateControlWindow(hwndParent, rcPos);
_ASSERTE(h == m_hWndCD);
}
}
pIPO->SetObjectRects(&rcPos, &rcClip);
}
CComPtr<IOleInPlaceActiveObject> spActiveObject;
ControlQueryInterface(IID_IOleInPlaceActiveObject, (void**)&spActiveObject);
// Gone active by now, take care of UIACTIVATE
if (DoesVerbUIActivate(iVerb))
{
if (!m_bUIActive)
{
m_bUIActive = TRUE;
hr = m_spInPlaceSite->OnUIActivate();
if (FAILED(hr))
return hr;
SetControlFocus(TRUE);
// set ourselves up in the host.
//
if (spActiveObject)
{
if (spInPlaceFrame)
spInPlaceFrame->SetActiveObject(spActiveObject, NULL);
if (spInPlaceUIWindow)
spInPlaceUIWindow->SetActiveObject(spActiveObject, NULL);
}
// These lines are deliberately commented out to demonstrate what breaks certain
// control containers.
// if (spInPlaceFrame)
// spInPlaceFrame->SetBorderSpace(NULL);
// if (spInPlaceUIWindow)
// spInPlaceUIWindow->SetBorderSpace(NULL);
}
}
m_spClientSite->ShowObject();
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::GetClientSite(IOleClientSite **ppClientSite)
{
NG_TRACE_METHOD(CMozillaBrowser::GetClientSite);
NG_ASSERT(ppClientSite);
// This fixes a problem in the base class which asserts if the client
// site has not been set when this method is called.
HRESULT hRes = E_POINTER;
if (ppClientSite != NULL)
{
*ppClientSite = NULL;
if (m_spClientSite == NULL)
{
return S_OK;
}
}
return IOleObjectImpl<CMozillaBrowser>::GetClientSite(ppClientSite);
}
/////////////////////////////////////////////////////////////////////////////
// IWebBrowser
HRESULT STDMETHODCALLTYPE CMozillaBrowser::GoBack(void)
{
NG_TRACE_METHOD(CMozillaBrowser::GoBack);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (m_pIWebShell->CanBack() == NS_OK)
{
m_pIWebShell->Back();
}
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::GoForward(void)
{
NG_TRACE_METHOD(CMozillaBrowser::GoForward);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (m_pIWebShell->CanForward() == NS_OK)
{
m_pIWebShell->Forward();
}
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::GoHome(void)
{
NG_TRACE_METHOD(CMozillaBrowser::GoHome);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
USES_CONVERSION;
TCHAR * sUrl = _T("http://home.netscape.com");
// Find the home page stored in prefs
if (m_pIPref)
{
char *szBuffer;
nsresult rv;
rv = m_pIPref->CopyCharPref(c_szPrefsHomePage.c_str(), &szBuffer);
if (rv == NS_OK)
{
sUrl = A2T(szBuffer);
}
}
// Navigate to the home page
Navigate(T2OLE(sUrl), NULL, NULL, NULL, NULL);
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::GoSearch(void)
{
NG_TRACE_METHOD(CMozillaBrowser::GoSearch);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
USES_CONVERSION;
TCHAR * sUrl = _T("http://search.netscape.com");
// Find the home page stored in prefs
if (m_pIPref)
{
// TODO find and navigate to the search page stored in prefs
// and not this hard coded address
}
Navigate(T2OLE(sUrl), NULL, NULL, NULL, NULL);
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::Navigate(BSTR URL, VARIANT __RPC_FAR *Flags, VARIANT __RPC_FAR *TargetFrameName, VARIANT __RPC_FAR *PostData, VARIANT __RPC_FAR *Headers)
{
NG_TRACE_METHOD(CMozillaBrowser::Navigate);
//Make sure m_pIWebShell is valid
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
// Extract the URL parameter
nsString sCommand("view");
nsString sUrl;
if (URL == NULL)
{
NG_ASSERT(0);
RETURN_E_INVALIDARG();
}
else
{
USES_CONVERSION;
sUrl = OLE2A(URL);
}
// Check for a view-source op - this is a bit kludgy
// TODO
if (sUrl.Compare(L"view-source:", PR_TRUE, 12) == 0)
{
sUrl.Left(sCommand, 11);
sUrl.Cut(0,12);
}
// Extract the launch flags parameter
LONG lFlags = 0;
if (Flags &&
Flags->vt != VT_ERROR &&
Flags->vt != VT_EMPTY &&
Flags->vt != VT_NULL)
{
CComVariant vFlags;
if ( vFlags.ChangeType(VT_I4, Flags) != S_OK )
{
NG_ASSERT(0);
RETURN_E_INVALIDARG();
}
lFlags = vFlags.lVal;
}
// Extract the target frame parameter
nsString sTargetFrame;
if (TargetFrameName &&
TargetFrameName->vt == VT_BSTR)
{
USES_CONVERSION;
sTargetFrame = nsString(OLE2A(TargetFrameName->bstrVal));
}
// Extract the post data parameter
nsIPostData *pIPostData = nsnull;
if (PostData && PostData->vt == VT_BSTR)
{
USES_CONVERSION;
char *szPostData = OLE2A(PostData->bstrVal);
#if 0
// Create post data from string
NS_NewPostData(PR_FALSE, szPostData, &pIPostData);
#endif
}
// TODO Extract the headers parameter
PRBool bModifyHistory = PR_TRUE;
// Check the navigation flags
if (lFlags & navOpenInNewWindow)
{
CIPtr(IDispatch) spDispNew;
VARIANT_BOOL bCancel = VARIANT_FALSE;
// Test if the event sink can give us a new window to navigate into
Fire_NewWindow2(&spDispNew, &bCancel);
lFlags &= ~(navOpenInNewWindow);
if ((bCancel == VARIANT_FALSE) && spDispNew)
{
CIPtr(IWebBrowser2) spOther = spDispNew;
if (spOther)
{
CComVariant vURL(URL);
CComVariant vFlags(lFlags);
return spOther->Navigate2(&vURL, &vFlags, TargetFrameName, PostData, Headers);
}
}
// Can't open a new window without client suppot
return E_NOTIMPL;
}
if (lFlags & navNoHistory)
{
// Disable history
bModifyHistory = PR_FALSE;
}
if (lFlags & navNoReadFromCache)
{
// TODO disable read from cache
}
if (lFlags & navNoWriteToCache)
{
// TODO disable write to cache
}
// TODO find the correct target frame
// Load the URL
char *tmpCommand = sCommand.ToNewCString();
nsresult res = m_pIWebShell->LoadURL(sUrl.GetUnicode());
/* , tmpCommand, pIPostData, bModifyHistory);
NS_IMETHOD LoadURL(const PRUnichar *aURLSpec,
nsIInputStream* aPostDataStream=nsnull,
PRBool aModifyHistory=PR_TRUE,
nsLoadFlags aType = nsIChannel::LOAD_NORMAL,
const PRUint32 aLocalIP=0) = 0;
*/
return res;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::Refresh(void)
{
NG_TRACE_METHOD(CMozillaBrowser::Refresh);
//Uneccessary since this gets called again in Refresh2
#if 0
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
#endif
// Reload the page
CComVariant vRefreshType(REFRESH_NORMAL);
return Refresh2(&vRefreshType);
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::Refresh2(VARIANT __RPC_FAR *Level)
{
NG_TRACE_METHOD(CMozillaBrowser::Refresh2);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
NG_ASSERT_NULL_OR_POINTER(Level, VARIANT);
// Check the requested refresh type
OLECMDID_REFRESHFLAG iRefreshLevel = OLECMDIDF_REFRESH_NORMAL;
if (Level)
{
CComVariant vLevelAsInt;
if ( vLevelAsInt.ChangeType(VT_I4, Level) != S_OK )
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
iRefreshLevel = (OLECMDID_REFRESHFLAG) vLevelAsInt.iVal;
}
// Turn the IE refresh type into the nearest NG equivalent
nsLoadFlags type = nsIChannel::LOAD_NORMAL;
switch (iRefreshLevel & OLECMDIDF_REFRESH_LEVELMASK)
{
case OLECMDIDF_REFRESH_NORMAL:
case OLECMDIDF_REFRESH_IFEXPIRED:
case OLECMDIDF_REFRESH_CONTINUE:
case OLECMDIDF_REFRESH_NO_CACHE:
case OLECMDIDF_REFRESH_RELOAD:
type = nsIChannel::LOAD_NORMAL;
break;
case OLECMDIDF_REFRESH_COMPLETELY:
type = nsIHTTPChannel::BYPASS_CACHE | nsIHTTPChannel::BYPASS_PROXY;
break;
default:
// No idea what refresh type this is supposed to be
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
m_pIWebShell->Reload(type);
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::Stop()
{
NG_TRACE_METHOD(CMozillaBrowser::Stop);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
m_pIWebShell->Stop();
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_Application(IDispatch __RPC_FAR *__RPC_FAR *ppDisp)
{
NG_TRACE_METHOD(CMozillaBrowser::get_Application);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (!NgIsValidAddress(ppDisp, sizeof(IDispatch *)))
{
NG_ASSERT(0);
RETURN_E_INVALIDARG();
}
// Return a pointer to this controls dispatch interface
*ppDisp = (IDispatch *) this;
(*ppDisp)->AddRef();
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_Parent(IDispatch __RPC_FAR *__RPC_FAR *ppDisp)
{
NG_TRACE_METHOD(CMozillaBrowser::get_Parent);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (!NgIsValidAddress(ppDisp, sizeof(IDispatch *)))
{
NG_ASSERT(0);
RETURN_E_INVALIDARG();
}
// Attempt to get the parent object of this control
HRESULT hr = E_FAIL;
if (m_spClientSite)
{
hr = m_spClientSite->QueryInterface(IID_IDispatch, (void **) ppDisp);
}
return (SUCCEEDED(hr)) ? S_OK : E_NOINTERFACE;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_Container(IDispatch __RPC_FAR *__RPC_FAR *ppDisp)
{
NG_TRACE_METHOD(CMozillaBrowser::get_Container);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (!NgIsValidAddress(ppDisp, sizeof(IDispatch *)))
{
NG_ASSERT(0);
RETURN_E_INVALIDARG();
}
//TODO: Implement get_Container: Retrieve a pointer to the IDispatch interface of the container.
*ppDisp = NULL;
RETURN_E_UNEXPECTED();
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_Document(IDispatch __RPC_FAR *__RPC_FAR *ppDisp)
{
NG_TRACE_METHOD(CMozillaBrowser::get_Document);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (!NgIsValidAddress(ppDisp, sizeof(IDispatch *)))
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
*ppDisp = NULL;
// Get hold of the DOM document
nsIDOMDocument *pIDOMDocument = nsnull;
if (FAILED(GetDOMDocument(&pIDOMDocument)) || pIDOMDocument == nsnull)
{
RETURN_E_UNEXPECTED();
}
if (m_pDocument == NULL)
{
CIEHtmlDocumentInstance::CreateInstance(&m_pDocument);
if (m_pDocument == NULL)
{
RETURN_ERROR(_T("Refresh2: called while browser is invalid"), E_OUTOFMEMORY);
}
// addref it so it doesn't go away on us.
m_pDocument->AddRef();
// give it a pointer to us. note that we shouldn't be addref'd by this call, or it would be
// a circular reference.
m_pDocument->SetParent(this);
}
m_pDocument->QueryInterface(IID_IDispatch, (void **) ppDisp);
m_pDocument->SetDOMNode(pIDOMDocument);
pIDOMDocument->Release();
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_TopLevelContainer(VARIANT_BOOL __RPC_FAR *pBool)
{
NG_TRACE_METHOD(CMozillaBrowser::get_TopLevelContainer);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (!NgIsValidAddress(pBool, sizeof(VARIANT_BOOL)))
{
NG_ASSERT(0);
RETURN_E_INVALIDARG();
}
//TODO: Implement get_TopLevelContainer
*pBool = VARIANT_FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_Type(BSTR __RPC_FAR *Type)
{
NG_TRACE_METHOD(CMozillaBrowser::get_Type);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//NOTE: This code should work in theory, but can't be verified because GetDoctype
// has not been implemented yet.
#if 0
nsIDOMDocument *pIDOMDocument = nsnull;
if ( SUCCEEDED(GetDOMDocument(&pIDOMDocument)) )
{
nsIDOMDocumentType *pIDOMDocumentType = nsnull;
if ( SUCCEEDED(pIDOMDocument->GetDoctype(&pIDOMDocumentType)) )
{
nsString docName;
pIDOMDocumentType->GetName(docName);
//NG_TRACE("pIDOMDocumentType returns: %s", docName);
//Still need to manipulate docName so that it goes into *Type param of this function.
}
}
#endif
//TODO: Implement get_Type
RETURN_ERROR(_T("get_Type: failed"), E_FAIL);
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_Left(long __RPC_FAR *pl)
{
NG_TRACE_METHOD(CMozillaBrowser::get_Left);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (pl == NULL)
{
NG_ASSERT(0);
RETURN_E_INVALIDARG();
}
//TODO: Implement get_Left - Should return the left position of this control.
*pl = 0;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::put_Left(long Left)
{
NG_TRACE_METHOD(CMozillaBrowser::put_Left);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//TODO: Implement put_Left - Should set the left position of this control.
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_Top(long __RPC_FAR *pl)
{
NG_TRACE_METHOD(CMozillaBrowser::get_Top);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (pl == NULL)
{
NG_ASSERT(0);
RETURN_E_INVALIDARG();
}
//TODO: Implement get_Top - Should return the top position of this control.
*pl = 0;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::put_Top(long Top)
{
NG_TRACE_METHOD(CMozillaBrowser::put_Top);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//TODO: Implement set_Top - Should set the top position of this control.
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_Width(long __RPC_FAR *pl)
{
NG_TRACE_METHOD(CMozillaBrowser::get_Width);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (pl == NULL)
{
NG_ASSERT(0);
RETURN_E_INVALIDARG();
}
//TODO: Implement get_Width- Should return the width of this control.
*pl = 0;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::put_Width(long Width)
{
NG_TRACE_METHOD(CMozillaBrowser::put_Width);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//TODO: Implement put_Width - Should set the width of this control.
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_Height(long __RPC_FAR *pl)
{
NG_TRACE_METHOD(CMozillaBrowser::get_Height);
if (!IsValid())
{
RETURN_E_UNEXPECTED();
}
if (pl == NULL)
{
RETURN_E_INVALIDARG();
}
//TODO: Implement get_Height - Should return the hieght of this control.
*pl = 0;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::put_Height(long Height)
{
NG_TRACE_METHOD(CMozillaBrowser::put_Height);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//TODO: Implement put_Height - Should set the height of this control.
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_LocationName(BSTR __RPC_FAR *LocationName)
{
NG_TRACE_METHOD(CMozillaBrowser::get_LocationName);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (LocationName == NULL)
{
RETURN_E_INVALIDARG();
}
// Get the url from the web shell
nsXPIDLString locationName;
m_pIWebShell->GetTitle(getter_Copies(locationName));
if (locationName == nsnull)
{
RETURN_E_UNEXPECTED();
}
// Convert the string to a BSTR
USES_CONVERSION;
LPOLESTR pszConvertedLocationName = W2OLE(const_cast<PRUnichar *>(locationName));
*LocationName = SysAllocString(pszConvertedLocationName);
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_LocationURL(BSTR __RPC_FAR *LocationURL)
{
NG_TRACE_METHOD(CMozillaBrowser::get_LocationURL);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (LocationURL == NULL)
{
NG_ASSERT(0);
RETURN_E_INVALIDARG();
}
// Get the url from the web shell
const PRUnichar *pszUrl = nsnull;
PRInt32 aHistoryIndex;
m_pIWebShell->GetHistoryIndex(aHistoryIndex);
m_pIWebShell->GetURL(aHistoryIndex, &pszUrl);
if (pszUrl == nsnull)
{
return E_FAIL;
}
// Convert the string to a BSTR
USES_CONVERSION;
LPOLESTR pszConvertedUrl = W2OLE(const_cast<PRUnichar *>(pszUrl));
*LocationURL = SysAllocString(pszConvertedUrl);
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_Busy(VARIANT_BOOL __RPC_FAR *pBool)
{
NG_TRACE_METHOD(CMozillaBrowser::get_Busy);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (!NgIsValidAddress(pBool, sizeof(*pBool)))
{
NG_ASSERT(0);
RETURN_E_INVALIDARG();
}
*pBool = (m_bBusy) ? VARIANT_TRUE : VARIANT_FALSE;
return S_OK;
}
/////////////////////////////////////////////////////////////////////////////
// IWebBrowserApp
HRESULT STDMETHODCALLTYPE CMozillaBrowser::Quit(void)
{
NG_TRACE_METHOD(CMozillaBrowser::Quit);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//This generates an exception in the IE control.
// TODO fire quit event
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::ClientToWindow(int __RPC_FAR *pcx, int __RPC_FAR *pcy)
{
NG_TRACE_METHOD(CMozillaBrowser::ClientToWindow);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//This generates an exception in the IE control.
// TODO convert points to be relative to browser
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::PutProperty(BSTR szProperty, VARIANT vtValue)
{
NG_TRACE_METHOD(CMozillaBrowser::PutProperty);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (szProperty == NULL)
{
RETURN_E_INVALIDARG();
}
PropertyList::iterator i;
for (i = m_PropertyList.begin(); i != m_PropertyList.end(); i++)
{
// Is the property already in the list?
if (wcscmp((*i).szName, szProperty) == 0)
{
// Copy the new value
(*i).vValue = CComVariant(vtValue);
return S_OK;
}
}
Property p;
p.szName = CComBSTR(szProperty);
p.vValue = vtValue;
m_PropertyList.push_back(p);
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::GetProperty(BSTR Property, VARIANT __RPC_FAR *pvtValue)
{
NG_TRACE_METHOD(CMozillaBrowser::GetProperty);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
NG_ASSERT(Property);
NG_ASSERT_POINTER(pvtValue, VARIANT);
if (Property == NULL || pvtValue == NULL)
{
RETURN_E_INVALIDARG();
}
VariantInit(pvtValue);
PropertyList::iterator i;
for (i = m_PropertyList.begin(); i != m_PropertyList.end(); i++)
{
// Is the property already in the list?
if (wcscmp((*i).szName, Property) == 0)
{
// Copy the new value
VariantCopy(pvtValue, &(*i).vValue);
return S_OK;
}
}
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_Name(BSTR __RPC_FAR *Name)
{
NG_TRACE_METHOD(CMozillaBrowser::get_Name);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
NG_ASSERT_POINTER(Name, BSTR);
if (Name == NULL)
{
RETURN_E_INVALIDARG();
}
// TODO: Implement get_Name (get Mozilla's executable name)
*Name = SysAllocString(L"Mozilla Web Browser Control");
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_HWND(long __RPC_FAR *pHWND)
{
NG_TRACE_METHOD(CMozillaBrowser::get_HWND);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
NG_ASSERT_POINTER(pHWND, HWND);
if (pHWND == NULL)
{
RETURN_E_INVALIDARG();
}
//This is supposed to return a handle to the IE main window. Since that doesn't exist
//in the control's case, this shouldn't do anything.
*pHWND = NULL;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_FullName(BSTR __RPC_FAR *FullName)
{
NG_TRACE_METHOD(CMozillaBrowser::get_FullName);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
NG_ASSERT_POINTER(FullName, BSTR);
if (FullName == NULL)
{
RETURN_E_INVALIDARG();
}
// TODO: Implement get_FullName (Return the full path of the executable containing this control)
*FullName = SysAllocString(L""); // TODO get Mozilla's executable name
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_Path(BSTR __RPC_FAR *Path)
{
NG_TRACE_METHOD(CMozillaBrowser::get_Path);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
NG_ASSERT_POINTER(Path, BSTR);
if (Path == NULL)
{
RETURN_E_INVALIDARG();
}
// TODO: Implement get_Path (get Mozilla's path)
*Path = SysAllocString(L"");
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_Visible(VARIANT_BOOL __RPC_FAR *pBool)
{
NG_TRACE_METHOD(CMozillaBrowser::get_Visible);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
NG_ASSERT_POINTER(pBool, int);
if (pBool == NULL)
{
RETURN_E_INVALIDARG();
}
//TODO: Implement get_Visible
*pBool = VARIANT_FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::put_Visible(VARIANT_BOOL Value)
{
NG_TRACE_METHOD(CMozillaBrowser::put_Visible);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//TODO: Implement put_Visible
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_StatusBar(VARIANT_BOOL __RPC_FAR *pBool)
{
NG_TRACE_METHOD(CMozillaBrowser::get_StatusBar);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
NG_ASSERT_POINTER(pBool, int);
if (pBool == NULL)
{
RETURN_E_INVALIDARG();
}
//There is no StatusBar in this control.
*pBool = VARIANT_FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::put_StatusBar(VARIANT_BOOL Value)
{
NG_TRACE_METHOD(CMozillaBrowser::put_StatusBar);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//There is no StatusBar in this control.
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_StatusText(BSTR __RPC_FAR *StatusText)
{
NG_TRACE_METHOD(CMozillaBrowser::get_StatusText);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
NG_ASSERT_POINTER(StatusText, BSTR);
if (StatusText == NULL)
{
RETURN_E_INVALIDARG();
}
//TODO: Implement get_StatusText
//NOTE: This function is related to the MS status bar which doesn't exist in this control. Needs more
// investigation, but probably doesn't apply.
*StatusText = SysAllocString(L"");
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::put_StatusText(BSTR StatusText)
{
NG_TRACE_METHOD(CMozillaBrowser::put_StatusText);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//TODO: Implement put_StatusText
//NOTE: This function is related to the MS status bar which doesn't exist in this control. Needs more
// investigation, but probably doesn't apply.
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_ToolBar(int __RPC_FAR *Value)
{
NG_TRACE_METHOD(CMozillaBrowser::get_ToolBar);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
NG_ASSERT_POINTER(Value, int);
if (Value == NULL)
{
RETURN_E_INVALIDARG();
}
//There is no ToolBar in this control.
*Value = FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::put_ToolBar(int Value)
{
NG_TRACE_METHOD(CMozillaBrowser::put_ToolBar);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//There is no ToolBar in this control.
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_MenuBar(VARIANT_BOOL __RPC_FAR *Value)
{
NG_TRACE_METHOD(CMozillaBrowser::get_MenuBar);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
NG_ASSERT_POINTER(Value, int);
if (Value == NULL)
{
RETURN_E_INVALIDARG();
}
//There is no MenuBar in this control.
*Value = VARIANT_FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::put_MenuBar(VARIANT_BOOL Value)
{
NG_TRACE_METHOD(CMozillaBrowser::put_MenuBar);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//There is no MenuBar in this control.
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_FullScreen(VARIANT_BOOL __RPC_FAR *pbFullScreen)
{
NG_TRACE_METHOD(CMozillaBrowser::get_FullScreen);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
NG_ASSERT_POINTER(pbFullScreen, VARIANT_BOOL);
if (pbFullScreen == NULL)
{
RETURN_E_INVALIDARG();
}
//FullScreen mode doesn't really apply to this control.
*pbFullScreen = VARIANT_FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::put_FullScreen(VARIANT_BOOL bFullScreen)
{
NG_TRACE_METHOD(CMozillaBrowser::put_FullScreen);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//FullScreen mode doesn't really apply to this control.
return S_OK;
}
/////////////////////////////////////////////////////////////////////////////
// IWebBrowser2
HRESULT STDMETHODCALLTYPE CMozillaBrowser::Navigate2(VARIANT __RPC_FAR *URL, VARIANT __RPC_FAR *Flags, VARIANT __RPC_FAR *TargetFrameName, VARIANT __RPC_FAR *PostData, VARIANT __RPC_FAR *Headers)
{
NG_TRACE_METHOD(CMozillaBrowser::Navigate2);
//Redundant code... taken care of in CMozillaBrowser::Navigate
#if 0
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (URL == NULL)
{
NG_ASSERT(0);
RETURN_E_INVALIDARG();
}
#endif
CComVariant vURLAsString;
if ( vURLAsString.ChangeType(VT_BSTR, URL) != S_OK )
{
RETURN_E_INVALIDARG();
}
return Navigate(vURLAsString.bstrVal, Flags, TargetFrameName, PostData, Headers);
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::QueryStatusWB(OLECMDID cmdID, OLECMDF __RPC_FAR *pcmdf)
{
NG_TRACE_METHOD(CMozillaBrowser::QueryStatusWB);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (pcmdf == NULL)
{
RETURN_E_INVALIDARG();
}
// Call through to IOleCommandTarget::QueryStatus
OLECMD cmd;
HRESULT hr;
cmd.cmdID = cmdID;
cmd.cmdf = 0;
hr = QueryStatus(NULL, 1, &cmd, NULL);
if (SUCCEEDED(hr))
{
*pcmdf = (OLECMDF) cmd.cmdf;
}
return hr;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::ExecWB(OLECMDID cmdID, OLECMDEXECOPT cmdexecopt, VARIANT __RPC_FAR *pvaIn, VARIANT __RPC_FAR *pvaOut)
{
NG_TRACE_METHOD(CMozillaBrowser::ExecWB);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
// Call through to IOleCommandTarget::Exec
HRESULT hr;
hr = Exec(NULL, cmdID, cmdexecopt, pvaIn, pvaOut);
return hr;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::ShowBrowserBar(VARIANT __RPC_FAR *pvaClsid, VARIANT __RPC_FAR *pvarShow, VARIANT __RPC_FAR *pvarSize)
{
NG_TRACE_METHOD(CMozillaBrowser::ShowBrowserBar);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_ReadyState(READYSTATE __RPC_FAR *plReadyState)
{
NG_TRACE_METHOD(CMozillaBrowser::get_ReadyState);
if (plReadyState == NULL)
{
NG_ASSERT(0);
RETURN_E_INVALIDARG();
}
*plReadyState = m_nBrowserReadyState;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_Offline(VARIANT_BOOL __RPC_FAR *pbOffline)
{
NG_TRACE_METHOD(CMozillaBrowser::get_Offline);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (pbOffline == NULL)
{
NG_ASSERT(0);
RETURN_E_INVALIDARG();
}
//TODO: Implement get_Offline
*pbOffline = VARIANT_FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::put_Offline(VARIANT_BOOL bOffline)
{
NG_TRACE_METHOD(CMozillaBrowser::put_Offline);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//TODO: Implement get_Offline
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_Silent(VARIANT_BOOL __RPC_FAR *pbSilent)
{
NG_TRACE_METHOD(CMozillaBrowser::get_Silent);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (pbSilent == NULL)
{
RETURN_E_INVALIDARG();
}
//Only really applies to the IE app, not a control
*pbSilent = VARIANT_FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::put_Silent(VARIANT_BOOL bSilent)
{
NG_TRACE_METHOD(CMozillaBrowser::put_Silent);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//Only really applies to the IE app, not a control
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_RegisterAsBrowser(VARIANT_BOOL __RPC_FAR *pbRegister)
{
NG_TRACE_METHOD(CMozillaBrowser::get_RegisterAsBrowser);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (pbRegister == NULL)
{
NG_ASSERT(0);
RETURN_E_INVALIDARG();
}
//TODO: Implement get_RegisterAsBrowser
*pbRegister = VARIANT_FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::put_RegisterAsBrowser(VARIANT_BOOL bRegister)
{
NG_TRACE_METHOD(CMozillaBrowser::put_RegisterAsBrowser);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//TODO: Implement put_RegisterAsBrowser
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_RegisterAsDropTarget(VARIANT_BOOL __RPC_FAR *pbRegister)
{
NG_TRACE_METHOD(CMozillaBrowser::get_RegisterAsDropTarget);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (pbRegister == NULL)
{
NG_ASSERT(0);
RETURN_E_INVALIDARG();
}
*pbRegister = m_bDropTarget ? VARIANT_TRUE : VARIANT_FALSE;
return S_OK;
}
static BOOL CALLBACK EnumChildProc(HWND hwnd, LPARAM lParam)
{
::RevokeDragDrop(hwnd);
return TRUE;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::put_RegisterAsDropTarget(VARIANT_BOOL bRegister)
{
NG_TRACE_METHOD(CMozillaBrowser::put_RegisterAsDropTarget);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
// Register the window as a drop target
if (bRegister == VARIANT_TRUE)
{
if (!m_bDropTarget)
{
CDropTargetInstance *pDropTarget = NULL;
CDropTargetInstance::CreateInstance(&pDropTarget);
if (pDropTarget)
{
pDropTarget->AddRef();
pDropTarget->SetOwner(this);
// Ask the site if it wants to replace this drop target for another one
CIPtr(IDropTarget) spDropTarget;
CIPtr(IDocHostUIHandler) spDocHostUIHandler = m_spClientSite;
if (spDocHostUIHandler)
{
//if (spDocHostUIHandler->GetDropTarget(pDropTarget, &spDropTarget) != S_OK)
if (spDocHostUIHandler->GetDropTarget(pDropTarget, &spDropTarget) == S_OK)
{
m_bDropTarget = TRUE;
::RegisterDragDrop(m_hWnd, spDropTarget);
//spDropTarget = pDropTarget;
}
}
else
//if (spDropTarget)
{
m_bDropTarget = TRUE;
::RegisterDragDrop(m_hWnd, pDropTarget);
//::RegisterDragDrop(m_hWnd, spDropTarget);
}
pDropTarget->Release();
}
// Now revoke any child window drop targets and pray they aren't
// reset by the layout engine.
::EnumChildWindows(m_hWnd, EnumChildProc, (LPARAM) this);
}
}
else
{
if (m_bDropTarget)
{
m_bDropTarget = FALSE;
::RevokeDragDrop(m_hWnd);
}
}
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_TheaterMode(VARIANT_BOOL __RPC_FAR *pbRegister)
{
NG_TRACE_METHOD(CMozillaBrowser::get_TheaterMode);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (pbRegister == NULL)
{
NG_ASSERT(0);
RETURN_E_INVALIDARG();
}
//TheaterMode doesn't apply to this control.
*pbRegister = VARIANT_FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::put_TheaterMode(VARIANT_BOOL bRegister)
{
NG_TRACE_METHOD(CMozillaBrowser::put_TheaterMode);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//TheaterMode doesn't apply to this control.
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_AddressBar(VARIANT_BOOL __RPC_FAR *Value)
{
NG_TRACE_METHOD(CMozillaBrowser::get_AddressBar);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (Value == NULL)
{
RETURN_E_INVALIDARG();
}
//There is no AddressBar in this control.
*Value = VARIANT_FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::put_AddressBar(VARIANT_BOOL Value)
{
NG_TRACE_METHOD(CMozillaBrowser::put_AddressBar);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//There is no AddressBar in this control.
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::get_Resizable(VARIANT_BOOL __RPC_FAR *Value)
{
NG_TRACE_METHOD(CMozillaBrowser::get_Resizable);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
if (Value == NULL)
{
NG_ASSERT(0);
RETURN_E_INVALIDARG();
}
//TODO: Not sure if this should actually be implemented or not.
*Value = VARIANT_FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CMozillaBrowser::put_Resizable(VARIANT_BOOL Value)
{
NG_TRACE_METHOD(CMozillaBrowser::put_Resizable);
if (!IsValid())
{
NG_ASSERT(0);
RETURN_E_UNEXPECTED();
}
//TODO: Not sure if this should actually be implemented or not.
return S_OK;
}
///////////////////////////////////////////////////////////////////////////////
// Ole Command Handlers
HRESULT _stdcall CMozillaBrowser::EditModeHandler(CMozillaBrowser *pThis, const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt, VARIANT *pvaIn, VARIANT *pvaOut)
{
BOOL bEditorMode = (nCmdID == IDM_EDITMODE) ? TRUE : FALSE;
pThis->SetEditorMode(bEditorMode);
return S_OK;
}
HRESULT _stdcall CMozillaBrowser::EditCommandHandler(CMozillaBrowser *pThis, const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt, VARIANT *pvaIn, VARIANT *pvaOut)
{
pThis->OnEditorCommand(nCmdID);
return S_OK;
}
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