/*
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 1, or (at your option)
** any later version.

** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
** GNU General Public License for more details.

** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

/*
 * Author : Alexandre Parenteau <aubonbeurre@hotmail.com>
 */

// CG: This file was added by the Splash Screen component.
// Splash.cpp : implementation file
//

#include "stdafx.h"  // e. g. stdafx.h
#include "resource.h"  // e.g. resource.h

#include "Splash.h"
#include "wincvs.h"
#include "CPStr.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char BASED_CODE THIS_FILE[] = __FILE__;
#endif

// right margin of the bitmap
namespace 
{
const int gc_nBitmapRightMargin(519 - 491);
}

/////////////////////////////////////////////////////////////////////////////
//   Splash Screen class

BOOL CSplashWnd::c_bShowSplashWnd;
CSplashWnd* CSplashWnd::c_pSplashWnd;
CSplashWnd::CSplashWnd()
{
}

CSplashWnd::~CSplashWnd()
{
	// Clear the static window pointer.
	ASSERT(c_pSplashWnd == this);
	c_pSplashWnd = NULL;
}

BEGIN_MESSAGE_MAP(CSplashWnd, CWnd)
	//{{AFX_MSG_MAP(CSplashWnd)
	ON_WM_CREATE()
	ON_WM_PAINT()
	ON_WM_TIMER()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

void CSplashWnd::EnableSplashScreen(BOOL bEnable /*= TRUE*/)
{
	c_bShowSplashWnd = bEnable;
}

void CSplashWnd::ShowSplashScreen(CWnd* pParentWnd /*= NULL*/)
{
	if (!c_bShowSplashWnd || c_pSplashWnd != NULL)
		return;

	// Allocate a new splash screen, and create the window.
	c_pSplashWnd = new CSplashWnd;
	if (!c_pSplashWnd->Create(pParentWnd))
		delete c_pSplashWnd;
	else
		c_pSplashWnd->UpdateWindow();
}

BOOL CSplashWnd::PreTranslateAppMessage(MSG* pMsg)
{
	if (c_pSplashWnd == NULL)
		return FALSE;

	// If we get a keyboard or mouse message, hide the splash screen.
	if (pMsg->message == WM_KEYDOWN ||
	    pMsg->message == WM_SYSKEYDOWN ||
	    pMsg->message == WM_LBUTTONDOWN ||
	    pMsg->message == WM_RBUTTONDOWN ||
	    pMsg->message == WM_MBUTTONDOWN ||
	    pMsg->message == WM_NCLBUTTONDOWN ||
	    pMsg->message == WM_NCRBUTTONDOWN ||
	    pMsg->message == WM_NCMBUTTONDOWN)
	{
		c_pSplashWnd->HideSplashScreen();
		return TRUE;	// message handled here
	}

	return FALSE;	// message not handled
}

BOOL CSplashWnd::Create(CWnd* pParentWnd /*= NULL*/)
{
	if (!m_bitmap.LoadBitmap(IDB_SPLASH))
		return FALSE;

	BITMAP bm;
	m_bitmap.GetBitmap(&bm);

	return CreateEx(0,
		AfxRegisterWndClass(0, AfxGetApp()->LoadStandardCursor(IDC_ARROW)),
		NULL, WS_POPUP | WS_VISIBLE, 0, 0, bm.bmWidth, bm.bmHeight, pParentWnd->GetSafeHwnd(), NULL);
}

void CSplashWnd::HideSplashScreen()
{
	// Destroy the window, and update the mainframe.
	DestroyWindow();
	AfxGetMainWnd()->UpdateWindow();
}

void CSplashWnd::PostNcDestroy()
{
	// Free the C++ class.
	delete this;
}

int CSplashWnd::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
	if (CWnd::OnCreate(lpCreateStruct) == -1)
		return -1;

	// Center the window.
	CenterWindow();

	// Set a timer to destroy the splash screen.
	SetTimer(1, 750, NULL);

	return 0;
}

void CSplashWnd::OnPaint()
{
	CPaintDC dc(this);

	CDC dcImage;
	if (!dcImage.CreateCompatibleDC(&dc))
		return;

	BITMAP bm;
	m_bitmap.GetBitmap(&bm);

	// Paint the image.
	CBitmap* pOldBitmap = dcImage.SelectObject(&m_bitmap);
	dc.BitBlt(0, 0, bm.bmWidth, bm.bmHeight, &dcImage, 0, 0, SRCCOPY);
	dcImage.SelectObject(pOldBitmap);

    // Get version information from the application 
	CStr vers;

	if( ::GetAppVersion(vers) )
	{
		dc.SetBkMode(TRANSPARENT);
        dc.SetTextAlign(TA_RIGHT | TA_TOP);
		dc.TextOut(bm.bmWidth - gc_nBitmapRightMargin - 10, 219, vers, vers.length());
	}
}

void CSplashWnd::OnTimer(UINT nIDEvent)
{
	// Destroy the splash screen window.
	HideSplashScreen();
}
