vncMultiMonitor.cpp
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// System headers
#include <assert.h>
#include "stdhdrs.h"
// Custom headers
//#include <WinAble.h>
#include <omnithread.h>
#include "WinVNC.h"
#include "VNCHooks\VNCHooks.h"
#include "vncServer.h"
#include "vncKeymap.h"
#include "rfbRegion.h"
#include "rfbRect.h"
#include "vncDesktop.h"
#include "vncService.h"
// Modif rdv@2002 - v1.1.x - videodriver
#include "vncOSVersion.h"
#include "mmSystem.h" // sf@2002
#include "TextChat.h" // sf@2002
#include "vncdesktopthread.h"
typedef BOOL (WINAPI* pEnumDisplayDevices)(PVOID,DWORD,PVOID,DWORD);
void
vncDesktop::Checkmonitors()
{
nr_monitors=GetNrMonitors();
DEVMODE devMode;
if (nr_monitors>0)
{
if(OSVersion()!=3 && OSVersion()!=5)GetPrimaryDevice();
devMode.dmSize = sizeof(DEVMODE);
if(OSVersion()!=3 && OSVersion()!=5) EnumDisplaySettings(mymonitor[0].device, ENUM_CURRENT_SETTINGS, &devMode);
else EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &devMode);
mymonitor[0].offsetx=devMode.dmPosition.x;
mymonitor[0].offsety=devMode.dmPosition.y;
mymonitor[0].Width=devMode.dmPelsWidth;
mymonitor[0].Height=devMode.dmPelsHeight;
mymonitor[0].Depth=devMode.dmBitsPerPel;
}
if (nr_monitors>1)
{
GetSecondaryDevice();
devMode.dmSize = sizeof(DEVMODE);
EnumDisplaySettings(mymonitor[1].device, ENUM_CURRENT_SETTINGS, &devMode);
mymonitor[1].offsetx=devMode.dmPosition.x;
mymonitor[1].offsety=devMode.dmPosition.y;
mymonitor[1].Width=devMode.dmPelsWidth;
mymonitor[1].Height=devMode.dmPelsHeight;
mymonitor[1].Depth=devMode.dmBitsPerPel;
}
///
mymonitor[2].offsetx=GetSystemMetrics(SM_XVIRTUALSCREEN);
mymonitor[2].offsety=GetSystemMetrics(SM_YVIRTUALSCREEN);
mymonitor[2].Width=GetSystemMetrics(SM_CXVIRTUALSCREEN);
mymonitor[2].Height=GetSystemMetrics(SM_CYVIRTUALSCREEN);
mymonitor[2].Depth=mymonitor[0].Depth;//depth primary monitor is used
}
int
vncDesktop::GetNrMonitors()
{
if(OSVersion()==3 || OSVersion()==5) return 1;
int i;
int j=0;
pEnumDisplayDevices pd;
pd = (pEnumDisplayDevices)GetProcAddress( LoadLibrary("USER32"), "EnumDisplayDevicesA");
if (pd)
{
DISPLAY_DEVICE dd;
ZeroMemory(&dd, sizeof(dd));
dd.cb = sizeof(dd);
for (i=0; (pd)(NULL, i, &dd, 0); i++)
{
if (dd.StateFlags & DISPLAY_DEVICE_ATTACHED_TO_DESKTOP)
if (!(dd.StateFlags & DISPLAY_DEVICE_MIRRORING_DRIVER))j++;
}
}
return j;
}
void
vncDesktop::GetPrimaryDevice()
{
int i;
int j=0;
pEnumDisplayDevices pd;
pd = (pEnumDisplayDevices)GetProcAddress( LoadLibrary("USER32"), "EnumDisplayDevicesA");
if (pd)
{
DISPLAY_DEVICE dd;
ZeroMemory(&dd, sizeof(dd));
dd.cb = sizeof(dd);
for (i=0; (pd)(NULL, i, &dd, 0); i++)
{
if (dd.StateFlags & DISPLAY_DEVICE_ATTACHED_TO_DESKTOP)
if (dd.StateFlags & DISPLAY_DEVICE_PRIMARY_DEVICE)
if (!(dd.StateFlags & DISPLAY_DEVICE_MIRRORING_DRIVER))
{
strcpy(mymonitor[0].device,(char *)dd.DeviceName);
}
}
}
}
void
vncDesktop::GetSecondaryDevice()
{
int i;
int j=0;
pEnumDisplayDevices pd;
pd = (pEnumDisplayDevices)GetProcAddress( LoadLibrary("USER32"), "EnumDisplayDevicesA");
if (pd)
{
DISPLAY_DEVICE dd;
ZeroMemory(&dd, sizeof(dd));
dd.cb = sizeof(dd);
for (i=0; (pd)(NULL, i, &dd, 0); i++)
{
if (dd.StateFlags & DISPLAY_DEVICE_ATTACHED_TO_DESKTOP)
if (!(dd.StateFlags & DISPLAY_DEVICE_PRIMARY_DEVICE))
if (!(dd.StateFlags & DISPLAY_DEVICE_MIRRORING_DRIVER))
{
strcpy(mymonitor[1].device,(char *)dd.DeviceName);
}
}
}
}