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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose: Receives shell commands from other applications and forwards them
// to the shell command handler.
//
// $Workfile: $
// $Date: $
//
//-----------------------------------------------------------------------------
// $Log: $
//
// $NoKeywords: $
//=============================================================================//
#include "stdafx.h"
#include "Shell.h"
#include "ShellMessageWnd.h"
// memdbgon must be the last include file in a .cpp file!!!
#include <tier0/memdbgon.h>
static const char *g_pszClassName = "Worldcraft_ShellMessageWnd";
BEGIN_MESSAGE_MAP(CShellMessageWnd, CWnd)
//{{AFX_MSG_MAP(CShellMessageWnd)
ON_WM_COPYDATA()
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
//-----------------------------------------------------------------------------
// Purpose: Creates the hidden shell message window.
// Output : Returns true on success, false on failure.
//-----------------------------------------------------------------------------
bool CShellMessageWnd::Create(void)
{
WNDCLASS wndcls;
memset(&wndcls, 0, sizeof(WNDCLASS));
wndcls.style = 0;
wndcls.lpfnWndProc = AfxWndProc;
wndcls.hInstance = AfxGetInstanceHandle();
wndcls.hIcon = NULL;
wndcls.hCursor = NULL;
wndcls.hbrBackground = NULL;
wndcls.lpszMenuName = NULL;
wndcls.cbWndExtra = 0;
wndcls.lpszClassName = g_pszClassName;
if (!AfxRegisterClass(&wndcls))
{
AfxMessageBox("Could not register the Hammer shell message window class.");
return(false);
}
return(CWnd::CreateEx(0, g_pszClassName, g_pszClassName, 0, CRect(0, 0, 10, 10), NULL, 0) == TRUE);
}
//-----------------------------------------------------------------------------
// Purpose: Attaches a shell command handler to this message window. All commands
// received by this message window will be sent to the command handler.
// Input : pShell - Shell command handler. NULL disables command processing.
//-----------------------------------------------------------------------------
void CShellMessageWnd::SetShell(CShell *pShell)
{
Assert(pShell != NULL);
m_pShell = pShell;
}
//-----------------------------------------------------------------------------
// Purpose: Handles the WM_COPYDATA message containing the shell command from
// another application.
// Input : pWnd - Temporary CWnd object of the sending window.
// pCopyData - Copy data struct with shell command in the lpData field.
// Output : Returns TRUE on success, FALSE on failure.
//-----------------------------------------------------------------------------
BOOL CShellMessageWnd::OnCopyData(CWnd *pWnd, COPYDATASTRUCT *pCopyData)
{
if (m_pShell != NULL)
{
if (pCopyData->lpData != NULL)
{
return(m_pShell->RunCommand((const char *)pCopyData->lpData) ? TRUE : FALSE);
}
}
return(FALSE);
}
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