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unittests/inputtest/inputtest.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// The copyright to the contents herein is the property of Valve, L.L.C.
+// The contents may be used and/or copied only with the written permission of
+// Valve, L.L.C., or in accordance with the terms and conditions stipulated in
+// the agreement/contract under which the contents have been supplied.
+//
+// $Header: $
+// $NoKeywords: $
+//
+// Material editor
+//=============================================================================
+
+#include <windows.h>
+#include "appframework/tier2app.h"
+#include "inputsystem/iinputsystem.h"
+#include "filesystem.h"
+#include "filesystem_init.h"
+#include "tier0/icommandline.h"
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Warning/Msg call back through this API
+// Input  : type - 
+//			*pMsg - 
+// Output : SpewRetval_t
+//-----------------------------------------------------------------------------
+SpewRetval_t SpewFunc( SpewType_t type, char const *pMsg )
+{	
+	OutputDebugString( pMsg );
+	return SPEW_CONTINUE;
+}
+
+
+//-----------------------------------------------------------------------------
+// The application object
+//-----------------------------------------------------------------------------
+class CInputTestApp : public CTier2SteamApp
+{
+	typedef CTier2SteamApp BaseClass;
+
+public:
+	// Methods of IApplication
+	virtual bool Create();
+	virtual bool PreInit( );
+	virtual int Main();
+	virtual void PostShutdown( );
+	virtual void Destroy();
+	virtual const char *GetAppName() { return "InputTest"; }
+	virtual bool AppUsesReadPixels() { return false; }
+
+private:
+	// Window management
+	bool CreateAppWindow( char const *pTitle, bool bWindowed, int w, int h );
+
+	// Sets up the game path
+	bool SetupSearchPaths();
+
+	HWND m_HWnd;
+};
+
+DEFINE_WINDOWED_STEAM_APPLICATION_OBJECT( CInputTestApp );
+
+
+//-----------------------------------------------------------------------------
+// Create all singleton systems
+//-----------------------------------------------------------------------------
+bool CInputTestApp::Create()
+{
+	SpewOutputFunc( SpewFunc );
+
+	AppSystemInfo_t appSystems[] = 
+	{
+		{ "inputsystem.dll",		INPUTSYSTEM_INTERFACE_VERSION },
+		{ "", "" }	// Required to terminate the list
+	};
+
+	if ( !AddSystems( appSystems ) ) 
+		return false;
+
+	return true;
+}
+
+void CInputTestApp::Destroy()
+{
+}
+
+
+//-----------------------------------------------------------------------------
+// Window management
+//-----------------------------------------------------------------------------
+bool CInputTestApp::CreateAppWindow( char const *pTitle, bool bWindowed, int w, int h )
+{
+	WNDCLASSEX		wc;
+	memset( &wc, 0, sizeof( wc ) );
+	wc.cbSize		 = sizeof( wc );
+    wc.style         = CS_OWNDC | CS_DBLCLKS;
+    wc.lpfnWndProc   = DefWindowProc;
+    wc.hInstance     = (HINSTANCE)GetAppInstance();
+    wc.lpszClassName = "Valve001";
+	wc.hIcon		 = NULL; //LoadIcon( s_HInstance, MAKEINTRESOURCE( IDI_LAUNCHER ) );
+	wc.hIconSm		 = wc.hIcon;
+
+    RegisterClassEx( &wc );
+
+	// Note, it's hidden
+	DWORD style = WS_POPUP | WS_CLIPSIBLINGS;
+	
+	if ( bWindowed )
+	{
+		// Give it a frame
+		style |= WS_OVERLAPPEDWINDOW;
+		style &= ~WS_THICKFRAME;
+	}
+
+	// Never a max box
+	style &= ~WS_MAXIMIZEBOX;
+
+	RECT windowRect;
+	windowRect.top		= 0;
+	windowRect.left		= 0;
+	windowRect.right	= w;
+	windowRect.bottom	= h;
+
+	// Compute rect needed for that size client area based on window style
+	AdjustWindowRectEx(&windowRect, style, FALSE, 0);
+
+	// Create the window
+	m_HWnd = CreateWindow( wc.lpszClassName, pTitle, style, 0, 0, 
+		windowRect.right - windowRect.left, windowRect.bottom - windowRect.top, 
+		NULL, NULL, (HINSTANCE)GetAppInstance(), NULL );
+
+	if (!m_HWnd)
+		return false;
+
+    int     CenterX, CenterY;
+
+	CenterX = (GetSystemMetrics(SM_CXSCREEN) - w) / 2;
+	CenterY = (GetSystemMetrics(SM_CYSCREEN) - h) / 2;
+	CenterX = (CenterX < 0) ? 0: CenterX;
+	CenterY = (CenterY < 0) ? 0: CenterY;
+
+	// In VCR modes, keep it in the upper left so mouse coordinates are always relative to the window.
+	SetWindowPos (m_HWnd, NULL, CenterX, CenterY, 0, 0,
+				  SWP_NOSIZE | SWP_NOZORDER | SWP_SHOWWINDOW | SWP_DRAWFRAME);
+
+	return true;
+}
+
+
+//-----------------------------------------------------------------------------
+// Sets up the game path
+//-----------------------------------------------------------------------------
+bool CInputTestApp::SetupSearchPaths()
+{
+	if ( !BaseClass::SetupSearchPaths( NULL, false, true ) )
+		return false;
+
+	g_pFullFileSystem->AddSearchPath( GetGameInfoPath(), "SKIN", PATH_ADD_TO_HEAD );
+	return true;
+}
+
+
+//-----------------------------------------------------------------------------
+// PreInit, PostShutdown
+//-----------------------------------------------------------------------------
+bool CInputTestApp::PreInit( )
+{
+	if ( !BaseClass::PreInit() )
+		return false;
+
+	if (!g_pFullFileSystem || !g_pInputSystem )
+		return false;
+
+	// Add paths...
+	if ( !SetupSearchPaths() )
+		return false;
+
+	const char *pArg;
+	int iWidth = 1024;
+	int iHeight = 768;
+	bool bWindowed = (CommandLine()->CheckParm( "-fullscreen" ) == NULL);
+	if (CommandLine()->CheckParm( "-width", &pArg ))
+	{
+		iWidth = atoi( pArg );
+	}
+	if (CommandLine()->CheckParm( "-height", &pArg ))
+	{
+		iHeight = atoi( pArg );
+	}
+
+	if (!CreateAppWindow( "InputTest", bWindowed, iWidth, iHeight ))
+		return false;
+
+	g_pInputSystem->AttachToWindow( m_HWnd );
+	return true;
+}
+
+void CInputTestApp::PostShutdown( )
+{
+	g_pInputSystem->DetachFromWindow( );
+	BaseClass::PostShutdown();
+}
+
+
+	
+//-----------------------------------------------------------------------------
+// main application
+//-----------------------------------------------------------------------------
+int CInputTestApp::Main()
+{
+	while( true )
+	{
+		g_pInputSystem->PollInputState();
+
+		int nEventCount = g_pInputSystem->GetEventCount();
+		const InputEvent_t* pEvents = g_pInputSystem->GetEventData( );
+		for ( int i = 0; i < nEventCount; ++i )
+		{
+			const InputEvent_t* pEvent = &pEvents[i];
+			switch( pEvent->m_nType )
+			{
+			case IE_ButtonPressed:
+				Msg("Button Pressed Event %d : Start tick %d\n", pEvent->m_nData, pEvent->m_nTick );
+				break;
+
+			case IE_ButtonReleased:
+				Msg("Button Released Event %d : End tick %d Start tick %d\n", pEvent->m_nData, pEvent->m_nTick, g_pInputSystem->GetButtonPressedTick( (ButtonCode_t)pEvent->m_nData ) );
+				break;
+
+			case IE_ButtonDoubleClicked:
+				Msg("Button Double clicked Event %d : Start tick %d\n", pEvent->m_nData, pEvent->m_nTick );
+				break;
+
+			case IE_AnalogValueChanged:
+				Msg("Analog Value Changed %d : Start tick %d Value %d\n", pEvent->m_nData, pEvent->m_nTick, pEvent->m_nData2 );
+				break;
+
+			case IE_Quit:
+				Msg("Quit");
+				return 1;
+			}
+		}
+	}
+
+	return 1;
+}
+
+
+