modellessdlg.cpp

这是书上的代码

// ModellessDlg.cpp : implementation file
//

#include "stdafx.h"
#include "PopMenu.h"
#include "ModellessDlg.h"
#include "resource.h"

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

/////////////////////////////////////////////////////////////////////////////
// CModellessDlg dialog


CModellessDlg::CModellessDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CModellessDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CModellessDlg)
	m_Radio = 1;
	//}}AFX_DATA_INIT
	TextAlign = TA_CENTER;
}


void CModellessDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CModellessDlg)
	DDX_Radio(pDX, IDC_LEFT, m_Radio);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CModellessDlg, CDialog)
	ON_WM_CONTEXTMENU()
	//{{AFX_MSG_MAP(CModellessDlg)
	ON_BN_CLICKED(IDC_OK, OnOk)
	ON_BN_CLICKED(IDC_APPLY, OnApply)
	ON_BN_CLICKED(IDC_CANCEL, OnCancel)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CModellessDlg message handlers

void CModellessDlg::OnOk() 
{
	OnApply();
	ShowWindow(SW_HIDE);	
}

void CModellessDlg::OnApply() 
{
	UpdateData(true);          
	if(m_Radio == 0)           //左对齐
		TextAlign = TA_LEFT;
	else if(m_Radio == 1)      //居中
		TextAlign = TA_CENTER;
	else                       //右对齐
		TextAlign = TA_RIGHT;
	pView->Invalidate();       //更新视图
}

void CModellessDlg::OnCancel() 
{
	ShowWindow(SW_HIDE);	
}

void CModellessDlg::OnContextMenu(CWnd*, CPoint point)
{

	// CG: This block was added by the Pop-up Menu component
	{
		if (point.x == -1 && point.y == -1){
			//keystroke invocation
			CRect rect;
			GetClientRect(rect);
			ClientToScreen(rect);

			point = rect.TopLeft();
			point.Offset(5, 5);
		}

		CMenu menu;
		VERIFY(menu.LoadMenu(IDR_POPUP_MODELLESS_DLG));

		CMenu* pPopup = menu.GetSubMenu(0);
		ASSERT(pPopup != NULL);
		CWnd* pWndPopupOwner = this;

		while (pWndPopupOwner->GetStyle() & WS_CHILD)
			pWndPopupOwner = pWndPopupOwner->GetParent();

		//pPopup->TrackPopupMenu(TPM_LEFTALIGN | TPM_RIGHTBUTTON, point.x, point.y,
			//pWndPopupOwner);
		pPopup->TrackPopupMenu(	TPM_LEFTALIGN | TPM_LEFTBUTTON,
							point.x, point.y,
							AfxGetMainWnd(), NULL );
	}
}