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//********************************************************************************* |
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// |
// |
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//Title: Terminal Services Window Clipper |
// Copyright (C) 2004-2005 Martin Wickett |
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// |
// |
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//Author: Martin Wickett |
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// |
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//Date: 2004 |
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// |
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//********************************************************************************* |
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#include "hookdll.h" |
#include "hookdll.h" |
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#include <windows.h> |
#include <windows.h> |
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#include <winuser.h> |
#include <winuser.h> |
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#include <stdio.h> |
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#include <stdarg.h> |
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#include "wtsapi32.h" |
#include "wtsapi32.h" |
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#include "Cchannel.h" |
#include "Cchannel.h" |
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#define DLL_EXPORT extern "C" __declspec(dllexport) |
#define DLL_EXPORT extern "C" __declspec(dllexport) |
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// Shared DATA |
// Shared DATA |
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#pragma data_seg ( "SHAREDDATA" ) |
#pragma data_seg ( "SHAREDDATA" ) |
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// this is the total number of processes this dll is currently attached to |
// this is the total number of processes this dll is currently attached to |
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int iInstanceCount = 0; |
int iInstanceCount = 0; |
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HWND hWnd = 0; |
HWND hWnd = 0; |
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#pragma comment(linker, "/section:SHAREDDATA,rws") |
#pragma comment(linker, "/section:SHAREDDATA,rws") |
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#define snprintf _snprintf |
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bool bHooked = false; |
bool bHooked = false; |
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bool bHooked2 = false; |
bool bHooked2 = false; |
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bool bHooked3 = false; |
bool bHooked3 = false; |
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HHOOK hhook = 0; //cbt |
HHOOK hhook = 0; //cbt |
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HHOOK hhook2 = 0; //shell |
HHOOK hhook2 = 0; //shell |
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HHOOK hhook3 = 0; //wnd proc |
HHOOK hhook3 = 0; //wnd proc |
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HINSTANCE hInst = 0; |
HINSTANCE hInst = 0; |
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HANDLE m_vcHandle = 0; |
HANDLE m_vcHandle = 0; |
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BOOL APIENTRY DllMain(HINSTANCE hinstDLL, DWORD ul_reason_for_call, |
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LPVOID lpReserved) |
void SendDebug( char *format, ... ) |
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{ |
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va_list argp; |
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char buf [ 256 ]; |
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va_start( argp, format ); |
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vsprintf( buf, format, argp ); |
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va_end( argp ); |
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WriteToChannel( "DEBUG1," ); |
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WriteToChannel( buf ); |
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WriteToChannel( "\n" ); |
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} |
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BOOL APIENTRY DllMain( HINSTANCE hinstDLL, DWORD ul_reason_for_call, LPVOID lpReserved ) |
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{ |
{ |
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switch (ul_reason_for_call) { |
switch ( ul_reason_for_call ) { |
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case DLL_PROCESS_ATTACH: |
case DLL_PROCESS_ATTACH: { |
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{ |
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// remember our instance handle |
// remember our instance handle |
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hInst = hinstDLL; |
hInst = hinstDLL; |
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++iInstanceCount; |
++iInstanceCount; |
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OpenVirtualChannel(); |
OpenVirtualChannel(); |
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break; |
break; |
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} |
} |
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case DLL_THREAD_ATTACH: |
case DLL_THREAD_ATTACH: |
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break; |
break; |
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case DLL_THREAD_DETACH: |
case DLL_THREAD_DETACH: |
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break; |
break; |
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case DLL_PROCESS_DETACH: |
case DLL_PROCESS_DETACH: { |
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{ |
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--iInstanceCount; |
--iInstanceCount; |
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CloseVirtualChannel(); |
CloseVirtualChannel(); |
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} |
} |
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break; |
break; |
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} |
} |
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return TRUE; |
return TRUE; |
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} |
} |
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LRESULT CALLBACK CallWndProc(int nCode, WPARAM wParam, LPARAM lParam) |
LRESULT CALLBACK CallWndProc( int nCode, WPARAM wParam, LPARAM lParam ) |
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{ |
{ |
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if (nCode < 0) { |
if ( nCode < 0 ) { |
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return CallNextHookEx(hhook3, nCode, wParam, lParam); |
return CallNextHookEx( hhook3, nCode, wParam, lParam ); |
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} |
} |
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PCHAR buffer = NULL; |
char windowTitle[ 150 ] = { "" |
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char windowTitle[150] = { "" }; |
}; |
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HWND windowHandle = NULL; |
HWND windowHandle = NULL; |
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char result[255] = { "" }; |
HWND windowHandle2 = NULL; |
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char strWindowId[25]; |
char result[ 255 ] = { "" |
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char type[25]; |
}; |
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CWPSTRUCT *details = ( CWPSTRUCT * ) lParam; |
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LONG b, t, l, r; |
CREATESTRUCT *cs = ( CREATESTRUCT * ) details->lParam; |
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char strB[5]; |
LONG dwStyle = GetWindowLong( details->hwnd, GWL_STYLE ); |
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char strT[5]; |
WINDOWPOS *wp = ( WINDOWPOS * ) details->lParam; |
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char strL[5]; |
RECT *rect = ( RECT * ) details->lParam; |
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char strR[5]; |
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RECT rect; |
switch ( details->message ) { |
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CWPSTRUCT *details = (CWPSTRUCT *) lParam; |
case WM_SIZING: |
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case WM_MOVING: |
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switch (details->message) { |
if ( !( dwStyle & WS_VISIBLE ) ) |
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case WM_SIZING: |
break; |
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case WM_MOVING: |
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if ( !( dwStyle & WS_DLGFRAME ) ) |
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windowHandle = details->hwnd; |
break; |
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//get win name |
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GetWindowText(windowHandle, windowTitle, 150); |
snprintf( result, sizeof( result ), |
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"POSITION1,0x%p,%d,%d,%d,%d,0x%x", |
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//get an id for it |
details->hwnd, |
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itoa((int) windowHandle, strWindowId, 10); |
rect->left, rect->top, |
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rect->right - rect->left, |
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//get coords |
rect->bottom - rect->top, |
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GetWindowRect(windowHandle, &rect); |
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b = rect.bottom; |
result[ sizeof( result ) - 1 ] = '\0'; |
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t = rect.top; |
WriteToChannel( result ); |
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l = rect.left; |
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r = rect.right; |
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ltoa(b, strB, 10); |
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ltoa(t, strT, 10); |
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ltoa(r, strR, 10); |
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ltoa(l, strL, 10); |
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////setup return string |
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strcat(result, "MSG=CALLWNDPROC_WM_MOVING;"); |
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strcat(result, "ID="); |
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strcat(result, strWindowId); |
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strcat(result, ";"); |
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strcat(result, "TITLE="); |
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strcat(result, windowTitle); |
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strcat(result, ";"); |
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strcat(result, "POS="); |
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strcat(result, strL); |
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strcat(result, "~"); |
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strcat(result, strT); |
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strcat(result, "~"); |
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strcat(result, strR); |
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strcat(result, "~"); |
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strcat(result, strB); |
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strcat(result, ";"); |
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buffer = result; |
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break; |
break; |
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default: |
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/* Note: WM_WINDOWPOSCHANGING/WM_WINDOWPOSCHANGED are |
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strange. Sometimes, for example when bringing up the |
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Notepad About dialog, only an WM_WINDOWPOSCHANGING is |
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sent. In some other cases, for exmaple when opening |
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Format->Text in Notepad, both events are sent. Also, for |
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some reason, when closing the Notepad About dialog, an |
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WM_WINDOWPOSCHANGING event is sent which looks just like |
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the event that was sent when the About dialog was opened... */ |
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case WM_WINDOWPOSCHANGING: |
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if ( !( dwStyle & WS_VISIBLE ) ) |
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break; |
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if ( !( dwStyle & WS_DLGFRAME ) ) |
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break; |
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if ( !( wp->flags & SWP_NOZORDER ) ) { |
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snprintf( result, sizeof( result ), |
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"ZCHANGE1,0x%p,0x%p,0x%x\n", |
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details->hwnd, |
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wp->flags & SWP_NOACTIVATE ? wp->hwndInsertAfter : 0, |
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0 ); |
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result[ sizeof( result ) - 1 ] = '\0'; |
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WriteToChannel( result ); |
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} |
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break; |
break; |
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} |
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if (ChannelIsOpen()) { |
case WM_CREATE: |
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if (buffer != NULL) { |
if ( cs->style & WS_DLGFRAME ) { |
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WriteToChannel(buffer); |
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snprintf( result, sizeof( result ), |
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"CREATE1,0x%p,0x%x\n", |
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details->hwnd, 0 ); |
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result[ sizeof( result ) - 1 ] = '\0'; |
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WriteToChannel( result ); |
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snprintf( result, sizeof( result ), |
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"SETSTATE1,0x%p,%s,0x%x,0x%x\n", |
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details->hwnd, |
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cs->lpszName, |
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1, // FIXME: Check for WS_MAXIMIZE/WS_MINIMIZE |
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0 ); |
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result[ sizeof( result ) - 1 ] = '\0'; |
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WriteToChannel( result ); |
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snprintf( result, sizeof( result ), |
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"POSITION1,0x%p,%d,%d,%d,%d,0x%x", |
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details->hwnd, |
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cs->x, |
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cs->y, |
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cs->cx, |
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cs->cy, |
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0 ); |
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result[ sizeof( result ) - 1 ] = '\0'; |
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WriteToChannel( result ); |
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} |
} |
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break; |
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case WM_DESTROY: |
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if ( dwStyle & WS_DLGFRAME ) { |
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snprintf( result, sizeof( result ), |
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"DESTROY1,0x%p,0x%x\n", |
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details->hwnd, 0 ); |
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result[ sizeof( result ) - 1 ] = '\0'; |
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WriteToChannel( result ); |
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} |
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break; |
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default: |
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break; |
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} |
} |
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return CallNextHookEx(hhook3, nCode, wParam, lParam); |
return CallNextHookEx( hhook3, nCode, wParam, lParam ); |
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} |
} |
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LRESULT CALLBACK CbtProc(int nCode, WPARAM wParam, LPARAM lParam) |
LRESULT CALLBACK CbtProc( int nCode, WPARAM wParam, LPARAM lParam ) |
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{ |
{ |
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if (nCode < 0) { |
if ( nCode < 0 ) { |
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return CallNextHookEx(hhook, nCode, wParam, lParam); |
return CallNextHookEx( hhook, nCode, wParam, lParam ); |
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} |
} |
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char windowTitle[ 150 ] = { "" |
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PCHAR buffer = NULL; |
}; |
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char windowTitle[150] = { "" }; |
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HWND windowHandle = NULL; |
HWND windowHandle = NULL; |
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char result[255] = { "" }; |
char result[ 255 ] = { "" |
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char strWindowId[25]; |
}; |
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char type[25]; |
switch ( nCode ) { |
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case HCBT_MINMAX: |
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if ( ( LOWORD( lParam ) == SW_SHOWMINIMIZED ) |
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|| ( LOWORD( lParam ) == SW_MINIMIZE ) ) { |
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MessageBox( 0, "Minimizing windows is not allowed in this version. Sorry!", "SeamlessRDP", MB_OK ); |
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return 1; |
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} |
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GetWindowText( ( HWND ) wParam, windowTitle, 150 ); |
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snprintf( result, sizeof( result ), |
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"SETSTATE1,0x%p,%s,0x%x,0x%x\n", |
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( HWND ) wParam, |
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windowTitle, |
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LOWORD( lParam ), |
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0 ); |
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result[ sizeof( result ) - 1 ] = '\0'; |
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WriteToChannel( result ); |
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break; |
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default: |
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break; |
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} |
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return CallNextHookEx( hhook, nCode, wParam, lParam ); |
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} |
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LRESULT CALLBACK ShellProc( int nCode, WPARAM wParam, LPARAM lParam ) |
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{ |
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if ( nCode < 0 ) { |
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return CallNextHookEx( hhook, nCode, wParam, lParam ); |
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} |
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char windowTitle[ 150 ] = { "" |
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}; |
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HWND windowHandle = NULL; |
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char result[ 255 ] = { "" |
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}; |
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char strWindowId[ 25 ]; |
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LONG b, t, l, r; |
LONG b, t, l, r; |
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char strB[5]; |
char strW[ 5 ]; |
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char strT[5]; |
char strY[ 5 ]; |
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char strL[5]; |
char strX[ 5 ]; |
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char strR[5]; |
char strH[ 5 ]; |
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RECT rect; |
RECT rect; |
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int i = 0; //tmp |
switch ( nCode ) { |
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case HSHELL_WINDOWCREATED: |
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switch (nCode) { |
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case HCBT_MINMAX: |
//get window id |
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windowHandle = ( HWND ) wParam; |
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windowHandle = (HWND) wParam; |
itoa( ( int ) windowHandle, strWindowId, 10 ); |
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//get win name |
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GetWindowText(windowHandle, windowTitle, 150); |
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//get an id for it |
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itoa((int) windowHandle, strWindowId, 10); |
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//get operation type(min,max). if max, do not clip at all,if min use window's previous coords |
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//codes are: |
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// SW_HIDE= 0 SW_SHOWNORMAL=1 SW_NORMAL=1 SW_SHOWMINIMIZED=2 SW_SHOWMAXIMIZED=3 SW_MAXIMIZE=3 |
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// SW_SHOWNOACTIVATE=4 SW_SHOW=5 SW_MINIMIZE=6 SW_SHOWMINNOACTIVE=7 SW_SHOWNA=8 SW_RESTORE=9 |
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// SW_SHOWDEFAULT=10 SW_FORCEMINIMIZE=11 SW_MAX=11 |
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itoa((int) lParam, type, 10); |
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//get coords |
//get coords |
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GetWindowRect(windowHandle, &rect); |
GetWindowRect( windowHandle, &rect ); |
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b = rect.bottom; |
b = rect.bottom; |
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t = rect.top; |
t = rect.top; |
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l = rect.left; |
l = rect.left; |
274 |
r = rect.right; |
r = rect.right; |
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ltoa(b, strB, 10); |
ltoa( b - t, strH, 10 ); |
276 |
ltoa(t, strT, 10); |
ltoa( t, strY, 10 ); |
277 |
ltoa(r, strR, 10); |
ltoa( r - l, strW, 10 ); |
278 |
ltoa(l, strL, 10); |
ltoa( l, strX, 10 ); |
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//get name |
//get name |
281 |
GetWindowText(windowHandle, windowTitle, 150); |
GetWindowText( windowHandle, windowTitle, 150 ); |
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////setup return string |
////setup return string |
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strcat(result, "MSG=HCBT_MINMAX;"); |
strcat( result, "MSG=HSHELL_WINDOWCREATED;OP=0;" ); |
285 |
strcat(result, "ID="); |
strcat( result, "ID=" ); |
286 |
strcat(result, strWindowId); |
strcat( result, strWindowId ); |
287 |
strcat(result, ";"); |
strcat( result, ";" ); |
288 |
strcat(result, "TITLE="); |
strcat( result, "TITLE=" ); |
289 |
strcat(result, windowTitle); |
strcat( result, windowTitle ); |
290 |
strcat(result, ";"); |
strcat( result, ";" ); |
291 |
strcat(result, "POS="); |
strcat( result, "X=" ); |
292 |
strcat(result, strL); |
strcat( result, strX ); |
293 |
strcat(result, "~"); |
strcat( result, ";" ); |
294 |
strcat(result, strT); |
strcat( result, "Y=" ); |
295 |
strcat(result, "~"); |
strcat( result, strY ); |
296 |
strcat(result, strR); |
strcat( result, ";" ); |
297 |
strcat(result, "~"); |
strcat( result, "H=" ); |
298 |
strcat(result, strB); |
strcat( result, strH ); |
299 |
strcat(result, ";"); |
strcat( result, ";" ); |
300 |
strcat(result, "TYPE="); |
strcat( result, "W=" ); |
301 |
strcat(result, type); |
strcat( result, strW ); |
302 |
strcat(result, ";"); |
strcat( result, "." ); |
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WriteToChannel( result ); |
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//------------------------------------------------------------------------------------------------- |
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// code to prevent minimising windows (can be removed once minimise has been implemented) |
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i = (int) lParam; |
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//if (i==0 || i==2 || i==6 || i==7 || i==8 || i==11) |
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if (i == 2 || i == 6) { |
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MessageBox(0, |
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"Minimising windows is not allowed in this version. Sorry!", |
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"TS Window Clipper", MB_OK); |
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return 1; |
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} |
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//----------------------------------------------------------------------------------------- |
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//------------------------------------------------------------------------------------------------- |
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// code to prevent maximising windows (can be removed once maximise has been implemented) |
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i = (int) lParam; |
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//if (i==3 || i==9 || i==11) |
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if (i == 3 || i == 11) { |
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MessageBox(0, |
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"Maximising windows is not allowed in this version. Sorry!", |
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"TS Window Clipper", MB_OK); |
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return 1; |
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} |
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//----------------------------------------------------------------------------------------- |
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buffer = result; |
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304 |
break; |
break; |
305 |
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306 |
case HCBT_MOVESIZE: |
case HSHELL_WINDOWDESTROYED: |
307 |
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|
308 |
windowHandle = (HWND) wParam; |
//get window id |
309 |
//get win name |
windowHandle = ( HWND ) wParam; |
310 |
GetWindowText(windowHandle, windowTitle, 150); |
itoa( ( int ) windowHandle, strWindowId, 10 ); |
311 |
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//get an id for it |
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itoa((int) windowHandle, strWindowId, 10); |
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|
312 |
//get coords |
//get coords |
313 |
GetWindowRect(windowHandle, &rect); |
GetWindowRect( windowHandle, &rect ); |
314 |
b = rect.bottom; |
b = rect.bottom; |
315 |
t = rect.top; |
t = rect.top; |
316 |
l = rect.left; |
l = rect.left; |
317 |
r = rect.right; |
r = rect.right; |
318 |
ltoa(b, strB, 10); |
ltoa( b - t, strH, 10 ); |
319 |
ltoa(t, strT, 10); |
ltoa( t, strY, 10 ); |
320 |
ltoa(r, strR, 10); |
ltoa( r - l, strW, 10 ); |
321 |
ltoa(l, strL, 10); |
ltoa( l, strX, 10 ); |
322 |
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|
323 |
//get name |
//get name |
324 |
GetWindowText(windowHandle, windowTitle, 150); |
GetWindowText( windowHandle, windowTitle, 150 ); |
325 |
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|
326 |
////setup return string |
////setup return string |
327 |
strcat(result, "MSG=HCBT_MOVESIZE;"); |
strcat( result, "MSG=HSHELL_WINDOWDESTROYED;OP=1;" ); |
328 |
strcat(result, "ID="); |
strcat( result, "ID=" ); |
329 |
strcat(result, strWindowId); |
strcat( result, strWindowId ); |
330 |
strcat(result, ";"); |
strcat( result, ";" ); |
331 |
strcat(result, "TITLE="); |
strcat( result, "TITLE=" ); |
332 |
strcat(result, windowTitle); |
strcat( result, windowTitle ); |
333 |
strcat(result, ";"); |
strcat( result, ";" ); |
334 |
strcat(result, "POS="); |
strcat( result, "X=" ); |
335 |
strcat(result, strL); |
strcat( result, strX ); |
336 |
strcat(result, "~"); |
strcat( result, ";" ); |
337 |
strcat(result, strT); |
strcat( result, "Y=" ); |
338 |
strcat(result, "~"); |
strcat( result, strY ); |
339 |
strcat(result, strR); |
strcat( result, ";" ); |
340 |
strcat(result, "~"); |
strcat( result, "H=" ); |
341 |
strcat(result, strB); |
strcat( result, strH ); |
342 |
strcat(result, ";"); |
strcat( result, ";" ); |
343 |
|
strcat( result, "W=" ); |
344 |
buffer = result; |
strcat( result, strW ); |
345 |
|
strcat( result, "." ); |
346 |
break; |
WriteToChannel( result ); |
|
case HCBT_SETFOCUS: |
|
|
//buffer = "HCBT_SETFOCUS"; |
|
|
//not needed yet |
|
|
break; |
|
|
default: |
|
347 |
break; |
break; |
348 |
} |
|
349 |
|
|
|
if (ChannelIsOpen()) { |
|
|
if (buffer != NULL) { |
|
|
WriteToChannel(buffer); |
|
|
} |
|
|
} |
|
|
|
|
|
return CallNextHookEx(hhook, nCode, wParam, lParam); |
|
|
} |
|
|
|
|
|
|
|
|
LRESULT CALLBACK ShellProc(int nCode, WPARAM wParam, LPARAM lParam) |
|
|
{ |
|
|
if (nCode < 0) { |
|
|
return CallNextHookEx(hhook, nCode, wParam, lParam); |
|
|
} |
|
|
|
|
|
if (ChannelIsOpen()) { |
|
|
PCHAR buffer = NULL; |
|
|
|
|
|
char windowTitle[150] = { "" }; |
|
|
HWND windowHandle = NULL; |
|
|
char result[255] = { "" }; |
|
|
char strWindowId[25]; |
|
|
LONG b, t, l, r; |
|
|
char strB[5]; |
|
|
char strT[5]; |
|
|
char strL[5]; |
|
|
char strR[5]; |
|
|
RECT rect; |
|
|
|
|
|
switch (nCode) { |
|
|
case HSHELL_WINDOWCREATED: |
|
|
|
|
|
//get window id |
|
|
windowHandle = (HWND) wParam; |
|
|
itoa((int) windowHandle, strWindowId, 10); |
|
|
|
|
|
//get coords |
|
|
GetWindowRect(windowHandle, &rect); |
|
|
b = rect.bottom; |
|
|
t = rect.top; |
|
|
l = rect.left; |
|
|
r = rect.right; |
|
|
ltoa(b, strB, 10); |
|
|
ltoa(t, strT, 10); |
|
|
ltoa(r, strR, 10); |
|
|
ltoa(l, strL, 10); |
|
|
|
|
|
//get name |
|
|
GetWindowText(windowHandle, windowTitle, 150); |
|
|
|
|
|
////setup return string |
|
|
strcat(result, "MSG=HSHELL_WINDOWCREATED;"); |
|
|
strcat(result, "ID="); |
|
|
strcat(result, strWindowId); |
|
|
strcat(result, ";"); |
|
|
strcat(result, "TITLE="); |
|
|
strcat(result, windowTitle); |
|
|
strcat(result, ";"); |
|
|
strcat(result, "POS="); |
|
|
strcat(result, strL); |
|
|
strcat(result, "~"); |
|
|
strcat(result, strT); |
|
|
strcat(result, "~"); |
|
|
strcat(result, strR); |
|
|
strcat(result, "~"); |
|
|
strcat(result, strB); |
|
|
strcat(result, ";"); |
|
|
|
|
|
buffer = result; |
|
|
|
|
|
break; |
|
|
|
|
|
case HSHELL_WINDOWDESTROYED: |
|
|
|
|
|
//get window id |
|
|
windowHandle = (HWND) wParam; |
|
|
itoa((int) windowHandle, strWindowId, 10); |
|
|
|
|
|
//get name |
|
|
GetWindowText(windowHandle, windowTitle, 150); |
|
|
|
|
|
////setup return string |
|
|
strcat(result, "MSG=HSHELL_WINDOWDESTROYED;"); |
|
|
strcat(result, "ID="); |
|
|
strcat(result, strWindowId); |
|
|
strcat(result, ";"); |
|
|
strcat(result, "TITLE="); |
|
|
strcat(result, windowTitle); |
|
|
strcat(result, ";"); |
|
|
|
|
|
buffer = result; |
|
|
|
|
|
break; |
|
350 |
default: |
default: |
351 |
break; |
break; |
|
} |
|
|
|
|
|
if (buffer != NULL) { |
|
|
WriteToChannel(buffer); |
|
|
} |
|
352 |
} |
} |
353 |
|
|
354 |
return CallNextHookEx(hhook, nCode, wParam, lParam); |
|
355 |
|
return CallNextHookEx( hhook, nCode, wParam, lParam ); |
356 |
} |
} |
357 |
|
|
358 |
DLL_EXPORT void SetCbtHook(void) |
DLL_EXPORT void SetHooks( void ) |
359 |
{ |
{ |
360 |
if (!bHooked) { |
if ( !bHooked ) { |
361 |
hhook = |
hhook = SetWindowsHookEx( WH_CBT, ( HOOKPROC ) CbtProc, hInst, ( DWORD ) NULL ); |
|
SetWindowsHookEx(WH_CBT, (HOOKPROC) CbtProc, hInst, (DWORD) NULL); |
|
362 |
bHooked = true; |
bHooked = true; |
363 |
} |
} |
364 |
|
|
365 |
if (!bHooked2) { |
#if 0 |
366 |
hhook2 = |
if ( !bHooked2 ) { |
367 |
SetWindowsHookEx(WH_SHELL, (HOOKPROC) ShellProc, hInst, |
hhook2 = SetWindowsHookEx( WH_SHELL, ( HOOKPROC ) ShellProc, hInst, ( DWORD ) NULL ); |
|
(DWORD) NULL); |
|
368 |
bHooked2 = true; |
bHooked2 = true; |
369 |
} |
} |
370 |
|
#endif |
371 |
if (!bHooked3) { |
|
372 |
hhook3 = |
if ( !bHooked3 ) { |
373 |
SetWindowsHookEx(WH_CALLWNDPROC, (HOOKPROC) CallWndProc, hInst, |
hhook3 = SetWindowsHookEx( WH_CALLWNDPROC, ( HOOKPROC ) CallWndProc, hInst, ( DWORD ) NULL ); |
|
(DWORD) NULL); |
|
374 |
bHooked3 = true; |
bHooked3 = true; |
375 |
} |
} |
376 |
} |
} |
377 |
|
|
378 |
DLL_EXPORT void RemoveCbtHook(void) |
DLL_EXPORT void RemoveHooks( void ) |
379 |
{ |
{ |
380 |
if (bHooked) { |
if ( bHooked ) { |
381 |
UnhookWindowsHookEx(hhook); |
UnhookWindowsHookEx( hhook ); |
382 |
bHooked = false; |
bHooked = false; |
383 |
} |
} |
384 |
|
|
385 |
if (bHooked2) { |
if ( bHooked2 ) { |
386 |
UnhookWindowsHookEx(hhook2); |
UnhookWindowsHookEx( hhook2 ); |
387 |
bHooked2 = false; |
bHooked2 = false; |
388 |
} |
} |
389 |
|
|
390 |
if (bHooked3) { |
if ( bHooked3 ) { |
391 |
UnhookWindowsHookEx(hhook3); |
UnhookWindowsHookEx( hhook3 ); |
392 |
bHooked3 = false; |
bHooked3 = false; |
393 |
} |
} |
394 |
} |
} |
400 |
|
|
401 |
int OpenVirtualChannel() |
int OpenVirtualChannel() |
402 |
{ |
{ |
403 |
m_vcHandle = |
m_vcHandle = WTSVirtualChannelOpen( WTS_CURRENT_SERVER_HANDLE, WTS_CURRENT_SESSION, CHANNELNAME ); |
404 |
WTSVirtualChannelOpen(WTS_CURRENT_SERVER_HANDLE, WTS_CURRENT_SESSION, |
|
405 |
CHANNELNAME); |
if ( m_vcHandle == NULL ) { |
|
|
|
|
if (m_vcHandle == NULL) { |
|
406 |
return 0; |
return 0; |
407 |
} |
} else { |
|
else { |
|
408 |
return 1; |
return 1; |
409 |
} |
} |
410 |
} |
} |
411 |
|
|
412 |
int CloseVirtualChannel() |
int CloseVirtualChannel() |
413 |
{ |
{ |
414 |
BOOL result = WTSVirtualChannelClose(m_vcHandle); |
BOOL result = WTSVirtualChannelClose( m_vcHandle ); |
415 |
|
|
416 |
m_vcHandle = NULL; |
m_vcHandle = NULL; |
417 |
|
|
418 |
if (result) { |
if ( result ) { |
419 |
return 1; |
return 1; |
420 |
} |
} else { |
|
else { |
|
421 |
return 0; |
return 0; |
422 |
} |
} |
423 |
} |
} |
424 |
|
|
425 |
int ChannelIsOpen() |
int ChannelIsOpen() |
426 |
{ |
{ |
427 |
if (m_vcHandle == NULL) { |
if ( m_vcHandle == NULL ) { |
428 |
return 0; |
return 0; |
429 |
} |
} else { |
|
else { |
|
430 |
return 1; |
return 1; |
431 |
} |
} |
432 |
} |
} |
433 |
|
|
434 |
int WriteToChannel(PCHAR buffer) |
int WriteToChannel( PCHAR buffer ) |
435 |
{ |
{ |
436 |
PULONG bytesRead = 0; |
PULONG bytesRead = 0; |
437 |
PULONG pBytesWritten = 0; |
PULONG pBytesWritten = 0; |
438 |
|
|
439 |
BOOL result = |
if ( !ChannelIsOpen() ) |
|
WTSVirtualChannelWrite(m_vcHandle, buffer, (ULONG) strlen(buffer), |
|
|
pBytesWritten); |
|
|
|
|
|
if (result) { |
|
440 |
return 1; |
return 1; |
441 |
} |
|
442 |
else { |
BOOL result = WTSVirtualChannelWrite( m_vcHandle, buffer, ( ULONG ) strlen( buffer ), pBytesWritten ); |
443 |
|
|
444 |
|
if ( result ) { |
445 |
|
return 1; |
446 |
|
} else { |
447 |
return 0; |
return 0; |
448 |
} |
} |
449 |
} |
} |