fodropcolorpalettewnd.cpp

visual c++ 实例编程

// Copyright UCanCode Software Technology Inc, All Rights Reserved
// You can contact us.
// [e-mail]
// http://www.ucancode.net
/********************************************************************/
// FODropColorPaletteWnd.cpp: implementation of the CFODropColorPaletteWnd class.
//
//////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "FODropColorPaletteWnd.h"

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

/////////////////////////////////////////////////////////////////////////////
// CFODropColorPaletteWnd


CFODropColorPaletteWnd::CFODropColorPaletteWnd()
{
	m_pColorControl = NULL;
	pNotifyWnd = NULL;
}

CFODropColorPaletteWnd::~CFODropColorPaletteWnd()
{
	if(m_pColorControl != NULL)
		delete m_pColorControl;
}


BEGIN_MESSAGE_MAP(CFODropColorPaletteWnd, CWnd)
//{{AFX_MSG_MAP(CFODropColorPaletteWnd)
ON_WM_ERASEBKGND()
ON_WM_LBUTTONDBLCLK()
ON_WM_LBUTTONDOWN()
ON_WM_LBUTTONUP()
ON_WM_MBUTTONDBLCLK()
ON_WM_MBUTTONDOWN()
ON_WM_MBUTTONUP()
ON_WM_MOUSEMOVE()
ON_WM_CHAR()
ON_WM_DESTROY()
ON_WM_PAINT()
ON_WM_RBUTTONDOWN()
ON_WM_RBUTTONUP()
ON_WM_CANCELMODE()
ON_WM_KEYDOWN()
ON_WM_SIZE()
ON_WM_SYSCOLORCHANGE()
	ON_WM_GETDLGCODE()
	//}}AFX_MSG_MAP
ON_MESSAGE(WM_FO_SELECTCOLOROK, OnSelectDayOK)
ON_MESSAGE(WM_FO_SELECTCOLORCANCEL, OnSelectDayCancel)
ON_MESSAGE(WM_FO_SELECTCOLORCUSTOM, OnSelectCustom)
END_MESSAGE_MAP()


/////////////////////////////////////////////////////////////////////////////
// CFODropColorPaletteWnd message handlers
BOOL CFODropColorPaletteWnd::Create(DWORD dwStyle,CRect rcPos, CWnd* pParent,UINT nID,COLORREF crColor,BOOL bPopup)
{
	LPVOID lp = (LPVOID)NULL;
	if(!CreateEx(0,
		AfxRegisterWndClass(CS_DBLCLKS, ::LoadCursor(NULL, IDC_ARROW)), 
		_T("CFODropColorPaletteWnd"),
		dwStyle,
		rcPos.left,
		rcPos.top,
		rcPos.Width(),
		rcPos.Height(),
		pParent->GetSafeHwnd(),
		(HMENU) nID,
		lp))
		
	{
		// Not a lot we can do.
		TRACE0("Failed to create CFODropColorPaletteWnd\n");
		return FALSE;
	}
	pNotifyWnd = pParent;
	m_pColorControl = new CFODropColorPaletteControl;
	CRect rc;
	GetClientRect(&rc);
	m_pColorControl->Create(this,crColor,rc,bPopup);
    UpdateWindow();
    return TRUE;
}

BOOL CFODropColorPaletteWnd::OnEraseBkgnd(CDC* pDC) 
{
	// TODO: Add your message handler code here and/or call default
	pDC;
	return TRUE;
}

void CFODropColorPaletteWnd::OnLButtonDblClk(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	SetFocus();
	m_pColorControl->OnLButtonDblClk(nFlags,point);
	CWnd::OnLButtonDblClk(nFlags, point);
}

void CFODropColorPaletteWnd::OnLButtonDown(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	SetCapture ();
	SetFocus();

	OnMouseMove (nFlags, point);
}

void CFODropColorPaletteWnd::OnLButtonUp(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	if (GetCapture() == this)
		::ReleaseCapture();
	m_pColorControl->OnLButtonUp(nFlags,point);
	CWnd::OnLButtonUp(nFlags, point);
}

void CFODropColorPaletteWnd::OnMButtonDblClk(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	SetFocus();
	CWnd::OnMButtonDblClk(nFlags, point);
}

void CFODropColorPaletteWnd::OnMButtonDown(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	SetFocus();
	CWnd::OnMButtonDown(nFlags, point);
}

void CFODropColorPaletteWnd::OnMButtonUp(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	SetFocus();
	CWnd::OnMButtonUp(nFlags, point);
}

void CFODropColorPaletteWnd::OnMouseMove(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	if (GetCapture () != this)
	{
		return;
	}
	m_pColorControl->OnMouseMove(nFlags,point);
//	CWnd::OnMouseMove(nFlags, point);
}

void CFODropColorPaletteWnd::OnChar(UINT nChar, UINT nRepCnt, UINT nFlags) 
{
	// TODO: Add your message handler code here and/or call default
	m_pColorControl->OnChar(nChar,nRepCnt,nFlags);
	CWnd::OnChar(nChar, nRepCnt, nFlags);
}

void CFODropColorPaletteWnd::OnDestroy() 
{
	CWnd::OnDestroy();
	
	// TODO: Add your message handler code here
	
}

void CFODropColorPaletteWnd::OnPaint() 
{
	CPaintDC dcPaint(this); // device context for painting
	CRect rectClient;
	GetClientRect(rectClient);
	CDC dc;
	dc.CreateCompatibleDC(&dcPaint);
	CBitmap bmpMem;
	bmpMem.CreateCompatibleBitmap(&dcPaint, rectClient.Width(), rectClient.Height());
	CBitmap* pBmpOld = dc.SelectObject(&bmpMem);
	
	m_pColorControl->OnDraw(&dc);
	dcPaint.BitBlt(rectClient.left, rectClient.top,	rectClient.Width(), rectClient.Height(), &dc, 0, 0, SRCCOPY);
	
	dc.SelectObject(pBmpOld);
}

void CFODropColorPaletteWnd::OnRButtonDown(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	m_pColorControl->OnRButtonDown(nFlags,point);
	CWnd::OnRButtonDown(nFlags, point);
}

void CFODropColorPaletteWnd::OnRButtonUp(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	
	CWnd::OnRButtonUp(nFlags, point);
}

void CFODropColorPaletteWnd::OnCancelMode() 
{
	CWnd::OnCancelMode();
	m_pColorControl->OnCancelMode();	
}

void CFODropColorPaletteWnd::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags) 
{
	// TODO: Add your message handler code here and/or call default
	m_pColorControl->OnKeyDown(nChar,nRepCnt,nFlags);
	CWnd::OnKeyDown(nChar, nRepCnt, nFlags);
}

BOOL CFODropColorPaletteWnd::PreCreateWindow(CREATESTRUCT& cs) 
{
	// TODO: Add your specialized code here and/or call the base class
	
	return CWnd::PreCreateWindow(cs);
}

void CFODropColorPaletteWnd::PreSubclassWindow() 
{
	// TODO: Add your specialized code here and/or call the base class
	CWnd::PreSubclassWindow();
}

void CFODropColorPaletteWnd::OnSize(UINT nType, int cx, int cy) 
{
	CWnd::OnSize(nType, cx, cy);
	CRect rc;
	GetClientRect(&rc);
	// TODO: Add your message handler code here
	if(m_pColorControl != NULL)
	{
		m_pColorControl->SetRect(&rc);
		m_pColorControl->UpdateAll();
	}
}

LONG CFODropColorPaletteWnd::OnSelectDayOK(UINT wParam, LONG lParam)
{
	// We receive this on a color change from one of the well buttons
	// or one of the embedded color wells.
	pNotifyWnd->PostMessage( WM_FO_SELECTCOLOROK, wParam, lParam );
	if(m_pColorControl->IsPopupStyle())
	{
		ShowWindow(SW_HIDE);
	}
	return 0L;
}

LONG CFODropColorPaletteWnd::OnSelectDayCancel(UINT wParam, LONG lParam)
{
	// We receive this on a color change from one of the well buttons
	// or one of the embedded color wells.
	pNotifyWnd->PostMessage( WM_FO_SELECTCOLORCANCEL, wParam, lParam );
	if(m_pColorControl->IsPopupStyle())
	{
		ShowWindow(SW_HIDE);
	}
	return 0L;
}

LONG CFODropColorPaletteWnd::OnSelectCustom(UINT wParam, LONG lParam)
{
	// We receive this on a color change from one of the well buttons
	// or one of the embedded color wells.
	pNotifyWnd->PostMessage( WM_FO_SELECTCOLORCUSTOM, wParam, lParam );
	if(m_pColorControl->IsPopupStyle())
	{
		ShowWindow(SW_HIDE);
	}
	return 0L;
}

void CFODropColorPaletteWnd::OnSysColorChange()
{
	gfxData.OnSysColorChange();
	Invalidate ();
}

UINT CFODropColorPaletteWnd::OnGetDlgCode() 
{
	// TODO: Add your message handler code here and/or call default
	ASSERT_VALID(this);

	UINT nDlgCode = DLGC_WANTARROWS | DLGC_WANTCHARS;
	nDlgCode |= DLGC_WANTTAB;

	return nDlgCode;
}