initial

hammer/shellmessagewnd.cpp

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+//========= Copyright <20> 1996-2005, 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);
+}
+