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utils/hlfaceposer/faceposer_vgui.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+#include "cbase.h"
+#include "faceposer_vgui.h"
+#include <vgui/IVGui.h>
+#include <vgui/ISurface.h>
+#include <vgui/ISystem.h>
+#include "vgui/IInput.h"
+#include <VGuiMatSurface/IMatSystemSurface.h>
+#include <matsys_controls/matsyscontrols.h>
+#include <dme_controls/dmecontrols.h>
+//#include "material.h"
+#include "vgui_controls/AnimationController.h"
+#include "inputsystem/iinputsystem.h"
+#include "VGuiWnd.h"
+
+extern CreateInterfaceFn g_Factory;
+
+//-----------------------------------------------------------------------------
+// Purpose: singleton accessor
+//-----------------------------------------------------------------------------
+static CFacePoserVGui s_FaceposerVGui;
+
+CFacePoserVGui *FaceposerVGui()
+{
+	return &s_FaceposerVGui;
+}
+
+CFacePoserVGui::CFacePoserVGui(void)
+{
+	m_pActiveWindow = NULL;
+	m_hMainWindow = NULL;
+}
+
+//-----------------------------------------------------------------------------
+// Setup the base vgui panels
+//-----------------------------------------------------------------------------
+bool CFacePoserVGui::Init( HWND hWindow )
+{
+	// initialize vgui_control interfaces
+	if (!vgui::VGui_InitInterfacesList( "FACEPOSER", &g_Factory, 1 ))
+		return false;
+
+//	if ( !vgui::VGui_InitMatSysInterfacesList( "FACEPOSER", &g_Factory, 1 ) )
+//		return false;
+
+	// All of the various tools .dlls expose GetVGuiControlsModuleName() to us to make sure we don't have communication across .dlls
+//	if ( !vgui::VGui_InitDmeInterfacesList( "FACEPOSER", &g_Factory, 1 ) )
+//		return false;
+
+	if ( !g_pMatSystemSurface )
+		return false;
+
+	// configuration settings
+	vgui::system()->SetUserConfigFile("faceposer.vdf", "EXECUTABLE_PATH");
+
+	// Are we trapping input?
+	g_pMatSystemSurface->EnableWindowsMessages( true );
+
+	// Need to be able to play sounds through vgui
+	// g_pMatSystemSurface->InstallPlaySoundFunc( VGui_PlaySound );
+
+	// load scheme
+	if (!vgui::scheme()->LoadSchemeFromFile("Resource/SourceScheme.res", "FacePoser"))
+	{
+		return false;
+	}
+
+	m_hMainWindow = hWindow;
+
+	// Start the App running
+	vgui::ivgui()->Start();
+	vgui::ivgui()->SetSleep(false);
+
+	return true;
+}
+
+void CFacePoserVGui::SetFocus( CVGuiWnd *pVGuiWnd )
+{
+	if ( pVGuiWnd == m_pActiveWindow )
+		return;
+
+	g_pInputSystem->PollInputState();
+	vgui::ivgui()->RunFrame(); 
+
+	g_pMatSystemSurface->AttachToWindow( NULL, false );
+	g_pInputSystem->DetachFromWindow( );
+
+	if ( pVGuiWnd )
+	{
+		HWND hWnd = (HWND)pVGuiWnd->GetParentWnd()->getHandle();
+
+		m_pActiveWindow = pVGuiWnd;
+		g_pInputSystem->AttachToWindow( hWnd );
+		g_pMatSystemSurface->AttachToWindow( hWnd, false );
+		vgui::ivgui()->ActivateContext( pVGuiWnd->GetVGuiContext() );
+	}
+	else
+	{
+		m_pActiveWindow = NULL;
+		vgui::ivgui()->ActivateContext( vgui::DEFAULT_VGUI_CONTEXT );
+	}
+}
+
+bool CFacePoserVGui::HasFocus( CVGuiWnd *pWnd )
+{
+	return m_pActiveWindow == pWnd;
+}
+
+void CFacePoserVGui::Simulate()
+{
+	// VPROF( "CFacePoserVGui::Simulate" );
+
+	if ( !IsInitialized() )
+		return;
+
+	g_pInputSystem->PollInputState();
+	vgui::ivgui()->RunFrame(); 
+
+	// run vgui animations
+	vgui::GetAnimationController()->UpdateAnimations( vgui::system()->GetCurrentTime() );
+}
+
+void CFacePoserVGui::Shutdown()
+{
+	// Give panels a chance to settle so things
+	//  Marked for deletion will actually get deleted
+
+	if ( !IsInitialized() )
+		return;
+
+	g_pInputSystem->PollInputState();
+	vgui::ivgui()->RunFrame();
+
+	// stop the App running
+	vgui::ivgui()->Stop();
+}
+
+CFacePoserVGui::~CFacePoserVGui(void)
+{
+}