winamp/Src/nu/mtbrowser.h

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2024-09-24 13:54:57 +01:00
#ifndef NULLSOFT_MULTITHREADED_BROWSER_HEADER
#define NULLSOFT_MULTITHREADED_BROWSER_HEADER
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
#pragma once
#endif
#include "../nu/HTMLContainer2.h"
typedef struct _MTBROWSER
{
HTMLContainer2 *pContainer; // HTMLContainer2 object
HANDLE hThread; // Browser object thread
DWORD dwThreadId; // Browser object thread Id
BOOL bQuiting; // Browser quiting (do not schedule any othe APC)
HANDLE hMemMngr; // handle to the browser memory meanger.
HWND hwndNotify; // set from pContainer->GetParentHWND();
UINT uMsgNotify; // if 0 != uMsgNotify you will be notified that browser finished operation with wParam set to cmd code, and lParam result.
} MTBROWSER;
typedef void* HAPC;
typedef void (CALLBACK *FREEPROC)(void* pMemFree);
typedef void (CALLBACK *APCPROC)(HTMLContainer2 *pContainer, VARIANTARG *pArgs, INT cArgs, LPARAM *pResult);
// messages
#define MTBC_FIRST (0x0000)
#define MTBC_LAST (0x00FF)
#define MTBC_READY (MTBC_FIRST) // Posted when browser thread and browser object initialization completed //lParam = (HTMLContainer2*)
#define MTBC_DESTROYED (MTBC_LAST) // Posted when browser object destroyed itself and browser thread about to exit. //lParam = (HTMLContainer2*)- destroyed!!!
#define MTBC_APC_QUIT (MTBC_FIRST + 20) // Posted when browser executed quit APC
#define MTBC_APC_NAVIGATE (MTBC_FIRST + 21) // Posted when browser executed navigate APC. lParam = (HRESULT)
#define MTBC_APC_SETLOCATION (MTBC_FIRST + 22) // Posted when browser executed SetLocation APC. lParam = (HRESULT)
#define MTBC_APC_REFRESH2 (MTBC_FIRST + 23) // Posted when browser executed Refresh2 APC. lParam = (HRESULT)
#define MTBC_DOCUMENTCOMPLETE (MTBC_FIRST + 41) // lParam = (BOOL)bDocumentReady
BOOL MTBrowser_Init(MTBROWSER *pmtb);
BOOL MTBrowser_Clear(MTBROWSER *pmtb);
BOOL MTBrowser_Start(MTBROWSER *pmtb, HTMLContainer2 *pContainer, UINT uMsgNotify);
BOOL MTBrowser_Kill(MTBROWSER *pmtb, UINT nTerminateDelay); // use in WM_DESTROY
// Async calls
HAPC MTBrowser_InitializeAPC(MTBROWSER *pmtb, INT nCount, UINT nCmdCode, APCPROC fnAPC, VARIANTARG **pArgs);
BOOL MTBrowser_CallAPC(HAPC hAPC);
BOOL MTBrowser_QuitAPC(MTBROWSER *pmtb);
BOOL MTBrowser_NavigateToNameAPC(MTBROWSER *pmtb, LPCWSTR pszURL, UINT fFlags);
BOOL MTBrowser_SetLocationAPC(MTBROWSER *pmtb, RECT *pRect);
BOOL MTBrowser_SetVisibleAPC(MTBROWSER *pmtb, BOOL bVisible);
BOOL MTBrowser_Refresh2APC(MTBROWSER *pmtb, INT nRefreshMode);
/// Thread Memory manager
BOOL MTBrowser_AddMemRec(MTBROWSER *pmtb, void *pMem, FREEPROC fnFreeProc); // if fnFreeProc == NULL - standart free() will be used
BOOL MTBrowser_FreeMemRec(MTBROWSER *pmtb, void *pMem);
#endif //NULLSOFT_MULTITHREADED_BROWSER_HEADER