www.pudn.com > Observerwangdxh.zip > PgmCtrl.cpp

// PgmCtrl.cpp : implementation of the CProgramControl class 
// 
#include "stdafx.h" 
#include "PgmCtrl.h" 
 
// Predefined constants 
#define ID_PROGRAM_LIST			0x20001 
#define ID_EFFORT_LEVEL_EDIT	0x20002 
#define ID_EFFORT_LEVEL_SPIN	0x20003 
 
///////////////////////////////////////////////////////////////////////////// 
// CTimeMonitor message handlers 
 
BEGIN_MESSAGE_MAP(CProgramControl, CCardioMonitor) 
	//{{AFX_MSG_MAP(CProgramControl) 
		ON_WM_PAINT() 
	//}}AFX_MSG_MAP 
	ON_CBN_SELCHANGE( ID_PROGRAM_LIST, OnProgramChange ) 
	ON_NOTIFY(UDN_DELTAPOS, ID_EFFORT_LEVEL_SPIN, OnDeltaposEffortLevel) 
END_MESSAGE_MAP() 
 
CProgramControl::CProgramControl( CCardioSubject * pCardioSubject ) : CCardioMonitor( pCardioSubject ) 
{ 
} 
 
CProgramControl::~CProgramControl() 
{ 
} 
 
BOOL CProgramControl::Update( CSubject * pSubject ) 
{ 
	// Step 1 - Make sure the right subject updates the heartrate meter 
	if( m_pCardioSubject != pSubject ) 
	{ 
		return FALSE; 
	} 
	return TRUE; 
} 
 
BOOL CProgramControl::Create( const RECT & rRect, CWnd * pParentWnd, UINT nID ) 
{ 
	// Step 1 - Adjust Rectangle 
	CRect WndRect = CRect( rRect.left, rRect.top, rRect.left + 190, rRect.top + 120 ); 
	CRect ClientRect; 
 
	// Step 2 - Create window 
	CWnd::Create( NULL, NULL, WS_VISIBLE | WS_BORDER | WS_CHILD | WS_TABSTOP,  
		WndRect, pParentWnd, nID ); 
 
	// Step 3 - Create program list combo 
	GetClientRect( ClientRect ); 
	CRect ComboRect = CRect( ClientRect.left + 70, ClientRect.top + 40, ClientRect.right - 10, ClientRect.bottom ); 
	m_ProgramList.Create( CBS_AUTOHSCROLL | CBS_DROPDOWNLIST |  
					WS_CHILD | WS_VISIBLE | WS_VSCROLL, ComboRect, ( CWnd * ) this, ID_PROGRAM_LIST ); 
 
	// Step 4 - Create buddy window for effort level spin control 
	CRect EditRect = CRect( ClientRect.left + 70, ClientRect.top + 80, ClientRect.left + 110, ClientRect.top + 105 ); 
	m_EffortEdit.Create( WS_CHILD | WS_TABSTOP | WS_VISIBLE | 
		WS_BORDER, EditRect, ( CWnd * ) this, ID_EFFORT_LEVEL_EDIT ); 
	m_EffortEdit.SetReadOnly( TRUE ); 
 
	// Step 5 - Create effort level spin control 
	CRect SpinRect = CRect( ClientRect.left + 110, ClientRect.top + 80, ClientRect.left + 120, ClientRect.top + 105 ); 
	return m_EffortLevel.Create( WS_CHILD | WS_TABSTOP | WS_VISIBLE | 
		UDS_ARROWKEYS | UDS_SETBUDDYINT | UDS_AUTOBUDDY | UDS_NOTHOUSANDS, 
		SpinRect, ( CWnd * ) this, ID_EFFORT_LEVEL_SPIN ); 
} 
 
void CProgramControl::OnPaint()  
{ 
	CRect		ClientRect; 
	CRect		DrawRect; 
	CRect		TitleRect; 
	CString	csTitle = "Program Control"; 
	CString	csText1 = "Program"; 
	CString	csText2 = "Level"; 
 
	CPaintDC dc(this); 
 
	// Step 1 - Set background color, mode and text color 
	GetClientRect( ClientRect ); 
	dc.FillSolidRect( ClientRect, RGB( 128, 64, 0 ) ); 
	TitleRect = CRect( ClientRect.left, ClientRect.top, ClientRect.right, ClientRect.top + 30 ); 
	dc.FillSolidRect( TitleRect, RGB( 0, 128, 128 ) ); 
	dc.SetBkMode( TRANSPARENT ); 
	dc.SetTextColor( RGB( 255, 255, 255 ) ); 
	 
	// Step 2 - Set the title text 
	DrawRect = CRect( ClientRect.left, ClientRect.top + 5, ClientRect.right, ClientRect.top + 45 ); 
	dc.DrawText( csTitle, DrawRect, DT_CENTER | DT_WORDBREAK ); 
 
	DrawRect = CRect( ClientRect.left + 10, ClientRect.top + 43, ClientRect.right, ClientRect.bottom ); 
	dc.DrawText( csText1, DrawRect, DT_LEFT | DT_WORDBREAK ); 
 
	DrawRect = CRect( ClientRect.left + 10, ClientRect.top + 80, ClientRect.right, ClientRect.bottom ); 
	dc.DrawText( csText2, DrawRect, DT_LEFT | DT_WORDBREAK ); 
} 
 
CComboBox & CProgramControl::GetProgramCombo() 
{ 
	// Step 1 - Return reference to program list combo 
	return m_ProgramList; 
} 
 
void CProgramControl::OnProgramChange()  
{ 
	CString		csProgram; 
 
	// Step 1 - Get the newly selected program and update the cardio subject 
	m_ProgramList.GetLBText( m_ProgramList.GetCurSel(), csProgram ); 
	m_pCardioSubject->SetProgram( csProgram ); 
} 
 
void CProgramControl::SetEffortLevelRange( INT nMinLevel, INT nMaxLevel, INT nCurrentLevel ) 
{ 
	// Step 1 - Set effort level range 
	ASSERT( nCurrentLevel >= nMinLevel && nCurrentLevel <= nMaxLevel ); 
	m_EffortLevel.SetRange( nMinLevel, nMaxLevel ); 
	m_EffortLevel.SetPos( nCurrentLevel ); 
} 
 
void CProgramControl::OnDeltaposEffortLevel(NMHDR* pNMHDR, LRESULT* pResult)  
{ 
	NM_UPDOWN* pNMUpDown = (NM_UPDOWN*)pNMHDR; 
 
	// Step 1 - Calculate the effort level 
	INT nMinLevel	= 0; 
	INT nMaxLevel	= 0; 
 
	INT nLevel		= pNMUpDown->iPos + pNMUpDown->iDelta; 
	m_EffortLevel.GetRange( nMinLevel, nMaxLevel ); 
	if( nLevel < nMinLevel ) 
	{ 
		nLevel = nMinLevel; 
	} 
	if( nLevel > nMaxLevel ) 
	{ 
		nLevel = nMaxLevel; 
	} 
	// Step 3 - Set effort level in the cardio subject 
	m_pCardioSubject->SetLevel( nLevel ); 
	*pResult = 0; 
}