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// BCGColorDialog.cpp : implementation file 
// This is a part of the BCGControlBar Library 
// Copyright (C) 1998-2000 BCGSoft Ltd. 
// All rights reserved. 
// 
// This source code can be used, distributed or modified 
// only under terms and conditions  
// of the accompanying license agreement. 
// 
 
#include "stdafx.h" 
 
#ifndef BCG_NO_COLOR 
 
#include "BCGCBPro.h" 
#include "BCGPLocalResource.h" 
#include "BCGPColorDialog.h" 
#include "PropertySheetCtrl.h" 
#include "BCGGlobals.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CBCGPColorDialog dialog 
 
CBCGPColorDialog::CBCGPColorDialog (COLORREF clrInit, DWORD /*dwFlags - reserved */,  
					CWnd* pParentWnd, HPALETTE hPal) 
	: CDialog(CBCGPColorDialog::IDD, pParentWnd) 
{ 
	//{{AFX_DATA_INIT(CBCGPColorDialog) 
	//}}AFX_DATA_INIT 
 
	m_pColourSheetOne = NULL; 
	m_pColourSheetTwo = NULL; 
 
	m_CurrentColor = m_NewColor = clrInit; 
	m_pPropSheet = NULL; 
	m_bIsMyPalette = TRUE; 
	m_pPalette = NULL; 
	 
	if (hPal != NULL) 
	{ 
		m_pPalette = CPalette::FromHandle (hPal); 
		m_bIsMyPalette = FALSE; 
	} 
} 
 
CBCGPColorDialog::~CBCGPColorDialog () 
{ 
	if (m_pColourSheetOne != NULL) 
	{ 
		delete m_pColourSheetOne; 
	} 
 
	if (m_pColourSheetTwo != NULL) 
	{ 
		delete m_pColourSheetTwo; 
	} 
} 
 
void CBCGPColorDialog::DoDataExchange(CDataExchange* pDX) 
{ 
	CDialog::DoDataExchange(pDX); 
	 
	//{{AFX_DATA_MAP(CBCGPColorDialog) 
	DDX_Control(pDX, IDC_BCGBARRES_STATICPLACEHOLDER, m_wndStaticPlaceHolder); 
	DDX_Control(pDX, IDC_BCGBARRES_COLOURPLACEHOLDER, m_wndColors); 
	//}}AFX_DATA_MAP 
} 
 
BEGIN_MESSAGE_MAP(CBCGPColorDialog, CDialog) 
	//{{AFX_MSG_MAP(CBCGPColorDialog) 
	ON_WM_DESTROY() 
	ON_WM_SYSCOLORCHANGE() 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CBCGPColorDialog message handlers 
 
BOOL CBCGPColorDialog::OnInitDialog() 
{ 
	CBCGPLocalResource locaRes; 
 
	CDialog::OnInitDialog(); 
 
	if (globalData.m_nBitsPerPixel < 8)	// 16 colors, call standard dialog 
	{ 
		CColorDialog dlg (m_CurrentColor, CC_FULLOPEN | CC_ANYCOLOR); 
		int nResult = dlg.DoModal (); 
		m_NewColor = dlg.GetColor (); 
		EndDialog (nResult); 
 
		return TRUE; 
	} 
 
	if (m_pPalette == NULL) 
	{ 
		m_pPalette = new CPalette (); 
		RebuildPalette (); 
	} 
 
	m_wndColors.SetType (CBCGPColorPickerCtrl::CURRENT); 
	m_wndColors.SetPalette (m_pPalette); 
 
	m_wndColors.SetOriginalColor (m_CurrentColor); 
	m_wndColors.SetRGB (m_NewColor); 
 
	// Create property sheet. 
	m_pPropSheet = new CPropertySheetCtrl(_T(""), this); 
	ASSERT(m_pPropSheet); 
 
	m_pColourSheetOne = new CColorPage1; 
	m_pColourSheetTwo = new CColorPage2; 
 
	// Set parent dialog. 
	m_pColourSheetOne->m_pDialog = this; 
	m_pColourSheetTwo->m_pDialog = this; 
 
	m_pPropSheet->AddPage (m_pColourSheetOne); 
	m_pPropSheet->AddPage (m_pColourSheetTwo); 
 
	// Retrieve the location of the window 
	CRect rectListWnd; 
	m_wndStaticPlaceHolder.GetWindowRect(rectListWnd); 
	ScreenToClient(rectListWnd); 
	 
	if (!m_pPropSheet->Create(this, WS_CHILD | WS_CLIPSIBLINGS | WS_VISIBLE, 0)) 
	{ 
		TRACE0 ("CBCGPColorDialog::OnInitDialog(): Can't create the property sheet.....\n"); 
	} 
 
	m_pPropSheet->SetWindowPos(NULL, rectListWnd.left, rectListWnd.top, rectListWnd.Width(), 
				rectListWnd.Height(), SWP_NOZORDER | SWP_NOACTIVATE); 
 
	SetPageOne (GetRValue (m_CurrentColor),  
				GetGValue (m_CurrentColor), 
				GetBValue (m_CurrentColor)); 
 
	SetPageTwo (GetRValue (m_CurrentColor), 
				GetGValue (m_CurrentColor), 
				GetBValue (m_CurrentColor)); 
 
	return TRUE;  // return TRUE  unless you set the focus to a control 
} 
 
void CBCGPColorDialog::SetCurrentColor(COLORREF rgb) 
{ 
	m_CurrentColor = rgb; 
} 
 
void CBCGPColorDialog::SetPageOne(BYTE R, BYTE G, BYTE B) 
{ 
	m_pColourSheetOne->m_hexpicker.SelectCellHexagon(R, G, B); 
	m_pColourSheetOne->m_hexpicker_greyscale.SelectCellHexagon(R, G, B); 
} 
 
void CBCGPColorDialog::SetPageTwo(BYTE R, BYTE G, BYTE B) 
{ 
	m_pColourSheetTwo->Setup (R, G, B); 
} 
 
int CBCGPColorDialog::DoModal()  
{ 
	CBCGPLocalResource locaRes; 
	return CDialog::DoModal(); 
} 
 
void CBCGPColorDialog::OnDestroy()  
{ 
	if (m_bIsMyPalette && m_pPalette != NULL) 
	{ 
		m_pPalette->DeleteObject (); 
		delete m_pPalette; 
		m_pPalette = NULL; 
	} 
 
	CDialog::OnDestroy(); 
} 
 
void CBCGPColorDialog::SetNewColor (COLORREF rgb) 
{ 
	m_NewColor = rgb; 
 
	if (globalData.m_nBitsPerPixel == 8) // 256 colors 
	{ 
		ASSERT (m_pPalette != NULL); 
 
		UINT uiPalIndex = m_pPalette->GetNearestPaletteIndex (rgb); 
		m_wndColors.SetRGB (PALETTEINDEX (uiPalIndex)); 
	} 
	else 
	{ 
		m_wndColors.SetRGB (rgb); 
	} 
 
	m_wndColors.Invalidate (); 
	m_wndColors.UpdateWindow (); 
} 
 
void CBCGPColorDialog::OnSysColorChange()  
{ 
	CDialog::OnSysColorChange(); 
 
	globalData.UpdateSysColors (); 
	 
	if (m_bIsMyPalette) 
	{ 
		if (globalData.m_nBitsPerPixel < 8)	// 16 colors, call standard dialog 
		{ 
			ShowWindow (SW_HIDE); 
 
			CColorDialog dlg (m_CurrentColor, CC_FULLOPEN | CC_ANYCOLOR); 
			int nResult = dlg.DoModal (); 
			m_NewColor = dlg.GetColor (); 
			EndDialog (nResult); 
		} 
		else 
		{ 
			::DeleteObject (m_pPalette->Detach ()); 
			RebuildPalette (); 
 
			Invalidate (); 
			UpdateWindow (); 
		} 
	} 
} 
 
void CBCGPColorDialog::RebuildPalette () 
{ 
	ASSERT (m_pPalette->GetSafeHandle () == NULL); 
 
	// Create palette: 
	CClientDC dc (this); 
 
	int nColors = 256;	// Use 256 first entries 
	UINT nSize = sizeof(LOGPALETTE) + (sizeof(PALETTEENTRY) * nColors); 
	LOGPALETTE *pLP = (LOGPALETTE *) new BYTE[nSize]; 
 
	pLP->palVersion = 0x300; 
	pLP->palNumEntries = (USHORT) nColors; 
 
	::GetSystemPaletteEntries (dc.GetSafeHdc (), 0, nColors, pLP->palPalEntry); 
 
	m_pPalette->CreatePalette (pLP); 
 
	delete[] pLP; 
} 
 
#endif // BCG_NO_COLOR