对话框与窗口

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Visual C++

DelphiGridPage.cpp：源码内容
							// DelphiGridPage.cpp : implementation file
//
// This file is a part of the XTREME TOOLKIT PRO MFC class library.
// (c)1998-2008 Codejock Software, All Rights Reserved.
//
// THIS SOURCE FILE IS THE PROPERTY OF CODEJOCK SOFTWARE AND IS NOT TO BE
// RE-DISTRIBUTED BY ANY MEANS WHATSOEVER WITHOUT THE EXPRESSED WRITTEN
// CONSENT OF CODEJOCK SOFTWARE.
//
// THIS SOURCE CODE CAN ONLY BE USED UNDER THE TERMS AND CONDITIONS OUTLINED
// IN THE XTREME TOOLKIT PRO LICENSE AGREEMENT. CODEJOCK SOFTWARE GRANTS TO
// YOU (ONE SOFTWARE DEVELOPER) THE LIMITED RIGHT TO USE THIS SOFTWARE ON A
// SINGLE COMPUTER.
//
// CONTACT INFORMATION:
// support@codejock.com
// http://www.codejock.com
//
/////////////////////////////////////////////////////////////////////////////
#include "stdafx.h"
#include "ownerdraw.h"
#include "DelphiGridPage.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CDelphiGridPage property page
IMPLEMENT_DYNCREATE(CDelphiGridPage, CPropertyPage)
CDelphiGridPage::CDelphiGridPage() : CPropertyPage(CDelphiGridPage::IDD)
{
	//{{AFX_DATA_INIT(CDelphiGridPage)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
}
CDelphiGridPage::~CDelphiGridPage()
{
}
void CDelphiGridPage::DoDataExchange(CDataExchange* pDX)
{
	CPropertyPage::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDelphiGridPage)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CDelphiGridPage, CPropertyPage)
	//{{AFX_MSG_MAP(CDelphiGridPage)
	//}}AFX_MSG_MAP
	ON_MESSAGE(XTPWM_PROPERTYGRID_NOTIFY, OnGridNotify)
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CDelphiGridPage message handlers
LRESULT CDelphiGridPage::OnGridNotify(WPARAM wParam, LPARAM lParam)
{
	if (wParam == XTP_PGN_DRAWITEM)
	{
		DrawItem((LPDRAWITEMSTRUCT)lParam);
		return TRUE;
	}
	return FALSE;
}
BOOL CDelphiGridPage::OnInitDialog()
{
	CPropertyPage::OnInitDialog();
	// get the size of the place holder, this will be used when creating the grid.
	CWnd* pPlaceHolder = GetDlgItem(IDC_PLACEHOLDER);
	CRect rc;
	pPlaceHolder->GetWindowRect( &rc );
	ScreenToClient( &rc );
	// create the property grid.
	if ( m_wndPropertyGrid.Create( rc, this, 100))
	{
		m_wndPropertyGrid.ModifyStyle(0, XTP_PGS_OWNERDRAW);
		LOGFONT lf;
		GetFont()->GetLogFont( &lf );
		// create document settings category.
		CXTPPropertyGridItem* pSettings        = m_wndPropertyGrid.AddCategory(_T("Document Settings"));
		// add child items to category.
		CXTPPropertyGridItem* pItemSaveOnClose = pSettings->AddChildItem(new CXTPPropertyGridItemBool(_T("SaveOnClose"), TRUE));
		pSettings->AddChildItem(new CXTPPropertyGridItemFont(_T("WindowFont"), lf));
		pSettings->AddChildItem(new CXTPPropertyGridItemSize(_T("WindowSize"), CSize(100, 100)));
		pSettings->Expand();
		pItemSaveOnClose->Select();
		// create global settings category.
		CXTPPropertyGridItem* pGlobals      = m_wndPropertyGrid.AddCategory(_T("Global Settings"));
		// add child items to category.
		CXTPPropertyGridItem* pItemGreeting = pGlobals->AddChildItem(new CXTPPropertyGridItem(_T("Greeting Text"), _T("Welcome to your application!")));
		pGlobals->AddChildItem(new CXTPPropertyGridItemNumber(_T("ItemsInMRUList"), 4));
		CXTPPropertyGridItem* pItemRate     = pGlobals->AddChildItem(new CXTPPropertyGridItemNumber(_T("MaxRepeatRate"), 10));
		pGlobals->AddChildItem(new CXTPPropertyGridItemColor(_T("ToolbarColor"), RGB(255, 192,128)));
		pItemGreeting->SetReadOnly(TRUE);
		pItemRate->SetDescription(_T("The rate in milliseconds that the text will repeat."));
		// create version category.
		CXTPPropertyGridItem* pVersion      = m_wndPropertyGrid.AddCategory(_T("Version"));
		// add child items to category.
		CXTPPropertyGridItem* pItemVersion  = pVersion->AddChildItem(new CXTPPropertyGridItem(_T("AppVersion"), _T("1.0")));
		pItemVersion->SetReadOnly(TRUE);
		pVersion->Expand();
		m_wndPropertyGrid.SetPropertySort(xtpGridSortNoSort);
		m_wndPropertyGrid.SetCustomColors(GetSysColor(COLOR_3DFACE), 0, GetSysColor(COLOR_3DFACE), GetSysColor(COLOR_3DFACE), RGB(0, 0, 128));
	}
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}
void CDelphiGridPage::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct)
{
	CXTPPropertyGridItem* pItem = (CXTPPropertyGridItem*)lpDrawItemStruct->itemData;
	COLORREF clrWindow = GetSysColor(COLOR_3DFACE);
	ASSERT(pItem != NULL);
	CXTPPropertyGridView* pGrid = pItem->GetGrid();
	CXTPWindowRect rcWindow(pGrid);
	CRect rc = lpDrawItemStruct->rcItem;
	CXTPPropertyGridItemMetrics* pMetrics = pGrid->GetPaintManager()->GetItemMetrics();
	CXTPBufferDC dc(lpDrawItemStruct->hDC, rc);
	CXTPFontDC font(&dc, pItem->IsCategory()? &pMetrics->m_fontBold: &pMetrics->m_fontNormal);
	dc.FillSolidRect(rc, clrWindow);
	dc.SetBkMode(TRANSPARENT);
	CRect rcCaption(rc.left, rc.top, rc.left + pGrid->GetDividerPos(), rc.bottom);
	COLORREF clrFore = GetSysColor(COLOR_BTNTEXT);
	COLORREF clrShadow = GetSysColor(COLOR_3DSHADOW);
	COLORREF clrLight = GetSysColor(COLOR_BTNHIGHLIGHT);
	{
		if (!pItem->IsCategory())
		{
			dc.SetTextColor(pItem->GetReadOnly()? GetSysColor(COLOR_GRAYTEXT): RGB(0, 0, 128));
			CRect rcValue(rc);
			rcValue.left = rcCaption.right + 4;
			rcValue.bottom -= 1;
			if (!pItem->OnDrawItemValue(dc, rcValue))
			{
				dc.DrawText( pItem->GetValue(), rcValue,  DT_SINGLELINE|DT_VCENTER|DT_NOPREFIX);
			}
		}
		dc.SetTextColor(clrFore);
		dc.Draw3dRect(rcCaption.right - 1, rc.top, 1, rc.Height(), clrShadow, clrShadow);
		dc.Draw3dRect(rcCaption.right, rc.top, 1, rc.Height(), clrLight, clrLight);
		BOOL bSelected = lpDrawItemStruct->itemState & ODS_SELECTED;
		BOOL bFocused = bSelected && GetFocus() && ((GetFocus() == pGrid) || (GetFocus()->GetParent() == pGrid) || (GetFocus()->GetOwner() == pGrid));
		if (bFocused || bSelected)
		{
			dc.Draw3dRect(rc, clrFore, clrLight);
		}
		else
		{
			// somebody! optimize me!
			for (int i = 0; i < rc.right; i += 2)
				dc.SetPixel(i, rc.bottom - 1, clrShadow);
		}
		CRect rcText(rc);
		rcText.left = max(1, pItem->GetIndent()) * XTP_PGI_EXPAND_BORDER + 3;
		rcText.right = rcCaption.right - 1;
		rcText.bottom -= 1;
		dc.DrawText( pItem->GetCaption(),   rcText,  DT_SINGLELINE|DT_VCENTER);
		CRect rcValue(rcCaption.right, rc.top, rc.right, rc.bottom - 1);
		if (!pItem->IsCategory() && bSelected)
			pGrid->GetPaintManager()->DrawInplaceButtons(&dc, pItem, rcValue);	
	}
	if (pItem->HasChilds())
	{
		CRgn rgn;
		rgn.CreateRectRgnIndirect(&rcCaption);
		dc.SelectClipRgn(&rgn);
		CRect rcSign(CPoint(XTP_PGI_EXPAND_BORDER / 2 - 5, rc.CenterPoint().y - 4), CSize(9, 9));
		if (pItem->GetIndent() > 1)
			rcSign.OffsetRect((pItem->GetIndent() - 1) * XTP_PGI_EXPAND_BORDER, 0);
		CPoint pt = rcSign.CenterPoint();
		CXTPBrushDC brush (dc,  GetSysColor(COLOR_WINDOW));
		CXTPPenDC pen (dc,  clrFore);
		dc.Rectangle(rcSign);
		dc.MoveTo(pt.x - 2, pt.y);
		dc.LineTo(pt.x + 3, pt.y);
		if(!pItem->IsExpanded())
		{
			dc.MoveTo(pt.x, pt.y - 2);
			dc.LineTo(pt.x, pt.y + 3);
		}
		dc.SelectClipRgn(NULL);
	}
}

						