зеркало из https://github.com/mozilla/pjs.git
Updated printing code to use public api and wait for printing to complete before returning. b=77537 r=ccarlen@netscape.com sr=blizzard@mozilla.org
This commit is contained in:
locka%iol.ie
Родитель
dd3cdfc420
Коммит
4c10b63de4
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@ -40,11 +40,13 @@
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#include "nsCWebBrowser.h"
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#include "nsIDiskDocument.h"
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#include "nsILocalFile.h"
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#include "nsIContentViewerFile.h"
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#include "nsISelectionController.h"
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#include "nsIWebBrowserPersist.h"
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#include "nsIClipboardCommands.h"
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#include "nsIProfile.h"
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#include "nsIPrintListener.h"
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#include "nsIPrintOptions.h"
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#include "nsIWebBrowserPrint.h"
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#include "nsIDOMWindowInternal.h"
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#include "nsIDOMHTMLAnchorElement.h"
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@ -56,11 +58,11 @@
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static HANDLE s_hHackedNonReentrancy = NULL;
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#endif
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#define NS_PROMPTSERVICE_CID \
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{0xa2112d6a, 0x0e28, 0x421f, {0xb4, 0x6a, 0x25, 0xc0, 0xb3, 0x8, 0xcb, 0xd0}}
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static NS_DEFINE_CID(kPromptServiceCID, NS_PROMPTSERVICE_CID);
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static NS_DEFINE_CID(kPrintOptionsCID, NS_PRINTOPTIONS_CID);
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// Macros to return errors from bad calls to the automation
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// interfaces and sets a descriptive string on IErrorInfo so VB programmers
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@ -79,6 +81,18 @@ static const TCHAR *c_szUninitialized = _T("Method called while control is unini
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#define RETURN_E_UNEXPECTED() \
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RETURN_ERROR(c_szUninitialized, E_UNEXPECTED);
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class PrintListener : public nsIPrintListener
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{
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PRBool mComplete;
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIPRINTLISTENER
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PrintListener();
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virtual ~PrintListener();
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void WaitForComplete();
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};
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// Prefs
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@ -459,18 +473,7 @@ LRESULT CMozillaBrowser::OnPrint(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL&
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{
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return 0;
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}
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// Print the contents
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nsIContentViewer *pContentViewer = nsnull;
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nsCOMPtr<nsIDocShell> rootDocShell = do_GetInterface(mWebBrowser);
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nsresult res = rootDocShell->GetContentViewer(&pContentViewer);
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if (NS_SUCCEEDED(res))
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{
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nsCOMPtr<nsIContentViewerFile> spContentViewerFile = do_QueryInterface(pContentViewer);
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spContentViewerFile->Print(PR_TRUE, nsnull);
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NS_RELEASE(pContentViewer);
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}
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PrintDocument(TRUE);
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return 0;
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}
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@ -1320,6 +1323,38 @@ HRESULT CMozillaBrowser::UnloadBrowserHelpers()
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return S_OK;
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}
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// Print document
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HRESULT CMozillaBrowser::PrintDocument(BOOL promptUser)
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{
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nsresult rv;
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PRBool oldPrintSilent = PR_FALSE;
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NS_WITH_SERVICE(nsIPrintOptions, printService, kPrintOptionsCID, &rv);
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if (printService)
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{
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printService->GetPrintSilent(&oldPrintSilent);
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printService->SetPrintSilent(promptUser ? PR_FALSE : PR_TRUE);
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}
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// Print the contents
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nsCOMPtr<nsIWebBrowserPrint> browserAsPrint = do_QueryInterface(mWebBrowser);
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nsCOMPtr<nsIDOMWindow> window;
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mWebBrowser->GetContentDOMWindow(getter_AddRefs(window));
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if (window)
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{
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PrintListener *listener = new PrintListener;
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nsCOMPtr<nsIPrintListener> printListener = do_QueryInterface(listener);
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browserAsPrint->Print(window, nsnull, printListener);
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listener->WaitForComplete();
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}
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if (printService)
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{
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printService->SetPrintSilent(oldPrintSilent);
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}
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return S_OK;
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}
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/////////////////////////////////////////////////////////////////////////////
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// IOleObject overrides
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@ -3078,6 +3113,14 @@ HRESULT STDMETHODCALLTYPE CMozillaBrowser::put_Resizable(VARIANT_BOOL Value)
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// Ole Command Handlers
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HRESULT _stdcall CMozillaBrowser::PrintHandler(CMozillaBrowser *pThis, const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt, VARIANT *pvaIn, VARIANT *pvaOut)
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{
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BOOL promptUser = (nCmdexecopt & OLECMDEXECOPT_DONTPROMPTUSER) ? FALSE : TRUE;
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pThis->PrintDocument(promptUser);
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return S_OK;
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}
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HRESULT _stdcall CMozillaBrowser::EditModeHandler(CMozillaBrowser *pThis, const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt, VARIANT *pvaIn, VARIANT *pvaOut)
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{
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BOOL bEditorMode = (nCmdID == IDM_EDITMODE) ? TRUE : FALSE;
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@ -3091,3 +3134,76 @@ HRESULT _stdcall CMozillaBrowser::EditCommandHandler(CMozillaBrowser *pThis, con
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pThis->OnEditorCommand(nCmdID);
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return S_OK;
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}
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///////////////////////////////////////////////////////////////////////////////
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// PrintListener implementation
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NS_IMPL_ISUPPORTS1(PrintListener, nsIPrintListener)
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PrintListener::PrintListener() : mComplete(PR_FALSE)
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{
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NS_INIT_ISUPPORTS();
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/* member initializers and constructor code */
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}
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PrintListener::~PrintListener()
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{
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/* destructor code */
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}
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void PrintListener::WaitForComplete()
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{
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MSG msg;
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HANDLE hFakeEvent = ::CreateEvent(NULL, TRUE, FALSE, NULL);
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while (!mComplete)
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{
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// Process pending messages
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while (::PeekMessage(&msg, NULL, 0, 0, PM_NOREMOVE))
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{
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if (!::GetMessage(&msg, NULL, 0, 0))
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{
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::CloseHandle(hFakeEvent);
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return;
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}
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PRBool wasHandled = PR_FALSE;
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::NS_HandleEmbeddingEvent(msg, wasHandled);
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if (wasHandled)
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continue;
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::TranslateMessage(&msg);
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::DispatchMessage(&msg);
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}
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if (mComplete)
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break;
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// Do idle stuff
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::NS_DoIdleEmbeddingStuff();
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::MsgWaitForMultipleObjects(1, &hFakeEvent, FALSE, 500, QS_ALLEVENTS);
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}
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::CloseHandle(hFakeEvent);
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}
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/* void OnStartPrinting (); */
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NS_IMETHODIMP PrintListener::OnStartPrinting()
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{
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return NS_OK;
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}
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/* void OnProgressPrinting (in PRUint32 aProgress, in PRUint32 aProgressMax); */
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NS_IMETHODIMP PrintListener::OnProgressPrinting(PRUint32 aProgress, PRUint32 aProgressMax)
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{
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return NS_OK;
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}
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/* void OnEndPrinting (in PRUint32 aStatus); */
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NS_IMETHODIMP PrintListener::OnEndPrinting(PRUint32 aStatus)
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{
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mComplete = PR_TRUE;
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return NS_OK;
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}
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@ -176,6 +176,7 @@ BEGIN_MSG_MAP(CMozillaBrowser)
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COMMAND_ID_HANDLER(ID_LINK_PROPERTIES, OnLinkProperties)
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END_MSG_MAP()
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static HRESULT _stdcall PrintHandler(CMozillaBrowser *pThis, const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt, VARIANT *pvaIn, VARIANT *pvaOut);
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static HRESULT _stdcall EditModeHandler(CMozillaBrowser *pThis, const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt, VARIANT *pvaIn, VARIANT *pvaOut);
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static HRESULT _stdcall EditCommandHandler(CMozillaBrowser *pThis, const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt, VARIANT *pvaIn, VARIANT *pvaOut);
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@ -184,7 +185,7 @@ END_MSG_MAP()
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BEGIN_OLECOMMAND_TABLE()
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// Standard "common" commands
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OLECOMMAND_MESSAGE(OLECMDID_PRINT, NULL, ID_PRINT, L"Print", L"Print the page")
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OLECOMMAND_HANDLER(OLECMDID_PRINT, NULL, PrintHandler, L"Print", L"Print the page")
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OLECOMMAND_MESSAGE(OLECMDID_PAGESETUP, NULL, ID_PAGESETUP, L"Page Setup", L"Page Setup")
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OLECOMMAND_MESSAGE(OLECMDID_UNDO, NULL, 0, L"Undo", L"Undo")
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OLECOMMAND_MESSAGE(OLECMDID_REDO, NULL, 0, L"Redo", L"Redo")
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@ -385,6 +386,7 @@ protected:
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virtual HRESULT GetDOMDocument(nsIDOMDocument **pDocument);
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virtual HRESULT SetEditorMode(BOOL bEnabled);
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virtual HRESULT OnEditorCommand(DWORD nCmdID);
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virtual HRESULT PrintDocument(BOOL promptUser);
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virtual HRESULT LoadBrowserHelpers();
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virtual HRESULT UnloadBrowserHelpers();
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