extern "C" __declspec(dllexport) BOOL
CaptureTextEnable(HWND hHookServer, HWND hWnd, POINT pMouse, BOOL *isWChr)
{
ScreenToClient(hWnd, &pMouse);
g_hHookServer = hHookServer;
g_pMouse = pMouse;
#if 0
DWORD ret;
SendMessageTimeoutA(g_hHookServer, WM_CW_DEBUG, -2, -2, SMTO_ABORTIFHUNG, 50, &ret);
SendMessageTimeoutA(g_hHookServer, WM_CW_DEBUG, g_pMouse.x, g_pMouse.y, SMTO_ABORTIFHUNG, 50, &ret);
#endif
if (pMouse.y >= 0) {
RECT UpdateRect;
GetClientRect(hWnd, &UpdateRect);
UpdateRect.top = pMouse.y;
UpdateRect.bottom = pMouse.y + 1;
g_bCapture = TRUE;
g_tPos = -1;
g_cbString = -1;
InvalidateRect(hWnd, &UpdateRect, FALSE);
//InvalidateRect(hWnd, NULL, FALSE);
UpdateWindow(hWnd);
*isWChr = g_bWChr;
g_bCapture = FALSE;
if (g_tPos != -1)
return TRUE;
}
return FALSE;
}
static
void
TestSendMessageTimeout(
_In_ HWND hWnd,
_In_ UINT Msg)
{
LRESULT ret;
DWORD_PTR result;
ret = SendMessageTimeoutW(hWnd, Msg, 0, 0, SMTO_NORMAL, 0, NULL);
ok(ret == 0, "ret = %Id\n", ret);
result = 0x55555555;
ret = SendMessageTimeoutW(hWnd, Msg, 0, 0, SMTO_NORMAL, 0, &result);
ok(ret == 0, "ret = %Id\n", ret);
ok(result == 0, "result = %Iu\n", result);
ret = SendMessageTimeoutA(hWnd, Msg, 0, 0, SMTO_NORMAL, 0, NULL);
ok(ret == 0, "ret = %Id\n", ret);
result = 0x55555555;
ret = SendMessageTimeoutA(hWnd, Msg, 0, 0, SMTO_NORMAL, 0, &result);
ok(ret == 0, "ret = %Id\n", ret);
ok(result == 0, "result = %Iu\n", result);
}
//***********************************************************************
// http://www.flounder.com/nomultiples.htm
//
// This technique sends a user-defined message to each enumerated
// top-level window on the current desktop.
// It expects the sought window to respond with the same
// user-defined message.
//***********************************************************************
static BOOL CALLBACK searcher(HWND hWnd, LPARAM lParam)
{
DWORD result;
LRESULT ok = SendMessageTimeoutA(hWnd,
WM_ARE_YOU_ME,
0, 0,
SMTO_BLOCK | SMTO_ABORTIFHUNG,
200, &result);
if (ok == 0)
return true; // ignore this and continue
if (result == WM_ARE_YOU_ME) { /* found it */
HWND *target = (HWND *) lParam;
*target = hWnd;
return false; // stop search
} /* found it */
return true; // continue search
} // CMyApp::searcher
/***************************************************************************************************\
* Функа ChangeRegKey;
* изменение (добавление) значения параметра реестра (в данной ситуации добавляем своё значение в 'Path');
* Вход:
* hKey - дескриптор указанного ключа реестра;
* pszSubKey - адрес имени открываемого подключа (раздела реестра)
* pszValName - адрес имени параметра (значения);
* pszAddVal - адрес строкового значения, которое будет добавлено в уже существующее значение указанного параметра;
* Выход:
* 1 - если всё прошло успешно, или 0 - если хуйня
* Замметки:
* по умолчанию в этом модуле изменяется системная переменная окружения 'Path';
* в Win7/etc - это админская привилегия, так что будем аккуратней =)!
\***************************************************************************************************/
DWORD ChangeRegKey(HKEY hKey, char *pszSubKey, char *pszValName, char *pszAddVal)
{
long lRes;
HKEY hNewKey;
char *pszData;
DWORD num = MAX_LEN_BUF;
DWORD dwRes = 0;
lRes = RegOpenKeyExA(hKey, pszSubKey, 0, KEY_QUERY_VALUE | KEY_SET_VALUE, &hNewKey); //open the specified reg key;
if(lRes != ERROR_SUCCESS)
return 0;
lRes = RegQueryValueExA(hNewKey, pszValName, 0, 0, 0, &num); //get num_bytes for our buffer;
if(lRes != ERROR_SUCCESS)
return 0;
else
{
pszData = (char*)malloc(sizeof(char) * num + strlen(pszAddVal) + 1); //alloc
lRes = RegQueryValueExA(hNewKey, pszValName, 0, 0, pszData, &num); //get reg key value;
if(lRes != ERROR_SUCCESS)
{
free(pszData);
return 0;
}
}
strcat(pszData, pszAddVal); //add new value;
lRes = RegSetValueExA(hNewKey, pszValName, 0, REG_EXPAND_SZ, pszData, strlen(pszData) + 1); //update reg key value;
free(pszData);
if(lRes != ERROR_SUCCESS)
return 0;
lRes = RegCloseKey(hNewKey); //close reg key;
if(lRes != ERROR_SUCCESS)
return 0;
//tell the system (programs etc) about change (new path);
SendMessageTimeoutA(HWND_BROADCAST, WM_SETTINGCHANGE, 0, (LPARAM)"Environment", SMTO_ABORTIFHUNG, 5000, &dwRes);
return 1;
}
BOOL SkypeAttach(HWND hwnd)
{
LRESULT result;
_hwndSkype = NULL;
result = SendMessageTimeoutA(HWND_BROADCAST, _msgDiscover,
(WPARAM)hwnd, (LPARAM)NULL, 2, 5000, NULL);
if (!result)
{
MessageBox(hwnd, "cannot send message discover", "error",
MB_OK | MB_ICONSTOP | MB_APPLMODAL);
return TRUE;
}
return FALSE;
}
static BOOL
CaptureTextOut(HDC hdc, int nXStart, int nYStart, LPCSTR lpszString, int cbString, BOOL bWChr)
{
SIZE tSize;
POINT ptTextPos;
RECT Rect;
BOOL bInsideRect = FALSE;
POINT pMouse = g_pMouse;
GetTextExtentPoint32X(hdc, lpszString, cbString, &tSize, bWChr);
ptTextPos.x = nXStart;
ptTextPos.y = nYStart;
LPtoDP(hdc, &ptTextPos, 1);
Rect.left = ptTextPos.x;
Rect.right = ptTextPos.x + tSize.cx;
Rect.top = ptTextPos.y;
Rect.bottom = ptTextPos.y + tSize.cy;
/*
* On some situation, RECT will be [0,4,-100,-83] or [36,114,-9,8],
* while mouse point be [47, 100]. It seems 'ptTexPos.y' being wrong.
*/
#if 0
DWORD ret;
SendMessageTimeoutA(g_hHookServer, WM_CW_DEBUG, -1, cbString, SMTO_ABORTIFHUNG, 50, &ret);
SendMessageTimeoutA(g_hHookServer, WM_CW_DEBUG, Rect.left, Rect.right, SMTO_ABORTIFHUNG, 50, &ret);
SendMessageTimeoutA(g_hHookServer, WM_CW_DEBUG, Rect.top, Rect.bottom, SMTO_ABORTIFHUNG, 50, &ret);
#endif
if (Rect.top < 0) {
if (Rect.left <= pMouse.x && Rect.right >= pMouse.x)
bInsideRect = TRUE;
} else {
if (PtInRect(&Rect, pMouse))
bInsideRect = TRUE;
}
if (bInsideRect) {
int pos;
SIZE iterSize;
pos =(int)((pMouse.x - Rect.left) * cbString /((float)tSize.cx)+0.5);
GetTextExtentPoint32X(hdc, lpszString, pos+1, &iterSize, bWChr);
if(iterSize.cx < pMouse.x - ptTextPos.x) {
do {
pos++;
GetTextExtentPoint32X(hdc, lpszString, pos+1, &iterSize, bWChr);
}while((iterSize.cx < pMouse.x - ptTextPos.x) && (pos < cbString-1));
} else if (iterSize.cx > pMouse.x - ptTextPos.x) {
do {
pos--;
GetTextExtentPoint32X(hdc, lpszString, pos+1, &iterSize, bWChr);
}while((iterSize.cx > pMouse.x - ptTextPos.x) && (pos > 0));
}
g_tPos = pos;
int size = cbString;
if (bWChr)
size = size * sizeof(WCHAR);
size = size > 253 ? 253 : size; // ending with '/0'
CopyMemory(g_strbuf, lpszString, size);
g_strbuf[size] = '\0';
g_strbuf[size+1] = '\0';
return TRUE;
}
return FALSE;
}
int main() {
HINSTANCE hins = GetModuleHandle(0);
char* caption = "DxPlayer";
DWORD_PTR dwResult;
hWnd = CreateWindowDefault(L"DxPlayer", 20, 20, 640, 480, hins);
if (hWnd == INVALID_HANDLE_VALUE)
{
return 1;
}
RECT rect;
GetClientRect(hWnd, &rect);
DxPlayer player(hWnd);
if (player.initDriver(rect.right - rect.left, rect.bottom - rect.top) == false)
{
return false;
}
SendMessageTimeoutA(hWnd, WM_SETTEXT, 0,
reinterpret_cast<LPARAM>(caption),
SMTO_ABORTIFHUNG, 2000, &dwResult);
ShowWindow(hWnd, SW_SHOWNORMAL);
UpdateWindow(hWnd);
MSG msg = { 0 };
JpgStreamReceiver* recv = new JpgStreamReceiver(4);
recv->open("http://localhost:8090/?action=stream", err_handler, NULL);
while (1)
{
if (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE)) {
TranslateMessage(&msg);
DispatchMessage(&msg);
if (msg.message == WM_QUIT)
break;
}
else {
Image* img = recv->pop();
if (img&&ImageFactory::decodeJpegToRGB(img))
{
player.beginScene();
player.showImage(img);
player.endScene();
delete img;
}
}
Sleep(1);
}
recv->close();
UnregisterClass(L"DXPLAYERWND",hins);
//delete[] img.buffer;
return 0;
}
