Windows-Server-2003/shell/themes/uxtheme/globals.cpp

126 lines
3.6 KiB
C++

//---------------------------------------------------------------------------//
// globals.cpp - variables shared by uxtheme modules
//---------------------------------------------------------------------------//
// NOTE: global variables in this module are NOT protected by a critical
// section are subject to being set by 2 different threads at the same
// time. Therefore, these variables should only be set during uxtheme init.
//---------------------------------------------------------------------------//
#include "stdafx.h"
#include "globals.h"
#include "AppInfo.h"
#include "services.h"
#include "ThemeFile.h"
#include "RenderList.h"
#include "CacheList.h"
#include "bmpcache.h"
//---------------------------------------------------------------------------//
HINSTANCE g_hInst = NULL;
WCHAR g_szProcessName[MAX_PATH] = {0};
DWORD g_dwProcessId = 0;
BOOL g_fUxthemeInitialized = FALSE;
BOOL g_fEarlyHookRequest = FALSE;
HWND g_hwndFirstHooked = 0;
THEMEHOOKSTATE g_eThemeHookState = HS_UNINITIALIZED;
CAppInfo *g_pAppInfo = NULL;
CRenderList *g_pRenderList = NULL;
CBitmapCache *g_pBitmapCacheScaled = NULL;
CBitmapCache *g_pBitmapCacheUnscaled = NULL;
#ifdef LAME_BUTTON
void InitLameText();
#else
#define InitLameText()
#endif
//---------------------------------------------------------------------------
BOOL GlobalsStartup()
{
BOOL fInit = FALSE;
Log(LOG_TMSTARTUP, L"GlobalsStartup");
g_dwProcessId = GetCurrentProcessId();
//---- create global objects ----
CThemeServices::StaticInitialize();
g_pRenderList = new CRenderList();
if (! g_pRenderList)
goto exit;
g_pAppInfo = new CAppInfo();
if (! g_pAppInfo)
goto exit;
WCHAR szPath[MAX_PATH];
if (! GetModuleFileNameW( NULL, szPath, ARRAYSIZE(szPath) ))
goto exit;
WCHAR szDrive[_MAX_DRIVE], szDir[_MAX_DIR], szExt[_MAX_EXT];
_wsplitpath(szPath, szDrive, szDir, g_szProcessName, szExt);
g_pBitmapCacheScaled = new CBitmapCache();
if (! g_pBitmapCacheScaled)
goto exit;
g_pBitmapCacheUnscaled = new CBitmapCache();
if (! g_pBitmapCacheUnscaled)
goto exit;
InitLameText();
if (g_fEarlyHookRequest)
{
//---- May want to PostMessage() a request to theme ldr ----
//---- to trigger our hooks & send us WM_THEMECHANGED msg ---
//---- if it looks like some apps need this. For now, ----
//---- let's see if just relying on queued us msgs to do work ----
//---- is sufficient. ----
}
g_fUxthemeInitialized = TRUE;
fInit = TRUE;
exit:
return fInit;
}
//---------------------------------------------------------------------------//
BOOL GlobalsShutdown()
{
Log(LOG_TMSTARTUP, L"GlobalsShutDown");
SAFE_DELETE(g_pBitmapCacheScaled);
SAFE_DELETE(g_pBitmapCacheUnscaled);
SAFE_DELETE(g_pAppInfo);
SAFE_DELETE(g_pRenderList);
CThemeServices::StaticTerminate();
g_fUxthemeInitialized = FALSE;
return TRUE;
}
//---------------------------------------------------------------------------//
HRESULT BumpThemeFileRefCount(CUxThemeFile *pThemeFile)
{
HRESULT hr;
if (g_pAppInfo)
hr = g_pAppInfo->BumpRefCount(pThemeFile);
else
hr = MakeError32(E_FAIL);
return hr;
}
//---------------------------------------------------------------------------//
void CloseThemeFile(CUxThemeFile *pThemeFile)
{
if (g_pAppInfo)
g_pAppInfo->CloseThemeFile(pThemeFile);
}
//---------------------------------------------------------------------------