www.pudn.com > DiskInfo.tgz > InfoFrame.cpp

// InfoFrame.cpp : implementation file 
// 
 
#include "stdafx.h" 
#include "DiskInfo.h" 
#include "InfoFrame.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CInfoFrame 
 
IMPLEMENT_DYNCREATE(CInfoFrame, CFrameWnd) 
 
CInfoFrame::CInfoFrame() 
{ 
	m_bActive = FALSE; 
	m_bNeedToCenter = FALSE; 
} 
 
CInfoFrame::~CInfoFrame() 
{ 
} 
 
 
BEGIN_MESSAGE_MAP(CInfoFrame, CFrameWnd) 
	//{{AFX_MSG_MAP(CInfoFrame) 
	ON_WM_CLOSE() 
	ON_WM_CREATE() 
	ON_WM_SETFOCUS() 
	ON_WM_SIZE() 
	ON_WM_GETMINMAXINFO() 
	ON_COMMAND(ID_EXIT, OnExit) 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CInfoFrame message handlers 
 
void CInfoFrame::OnClose()  
{ 
	m_wndView.SendMessage(WM_COMMAND, ID_STOP, NULL); 
	AfxGetMainWnd()->SendMessage(WM_CLOSE, NULL, NULL); 
} 
 
int CInfoFrame::OnCreate(LPCREATESTRUCT lpCreateStruct)  
{ 
	if (CFrameWnd::OnCreate(lpCreateStruct) == -1) 
		return -1; 
	 
	// create a view to occupy the client area of the frame 
	if (!m_wndView.Create(NULL, NULL, AFX_WS_DEFAULT_VIEW|WS_CLIPCHILDREN, 
		CRect(0, 0, 0, 0), this, AFX_IDW_PANE_FIRST, NULL)) 
	{ 
		TRACE0("Failed to create view window\n"); 
		return -1; 
	} 
	m_wndView.ModifyStyleEx(WS_EX_CLIENTEDGE, NULL, SWP_FRAMECHANGED); 
	 
	HINSTANCE hIns = AfxGetResourceHandle(); 
	AfxSetResourceHandle(AfxGetInstanceHandle()); 
	if (!m_wndToolBar.Create(this) || 
		!m_wndToolBar.LoadToolBar(IDR_INFO_FRAME)) 
	{ 
		TRACE0("Failed to create toolbar\n"); 
		return -1;      // fail to create 
	} 
	AfxSetResourceHandle(hIns); 
	 
	// TODO: Remove this if you don't want tool tips or a resizeable toolbar 
	m_wndToolBar.SetBarStyle(m_wndToolBar.GetBarStyle() | 
		CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_DYNAMIC); 
 
	EnableToolTips(); 
 
	CString strTemp, strFace, strTooltip; 
	strTemp.LoadString(ID_SWITCH); 
	AfxExtractSubString(strFace, strTemp, 2);    // the third sub-string 
	AfxExtractSubString(strTooltip, strTemp, 1); 
	m_wndSwitchButton.Create(strFace, WS_CHILD|WS_VISIBLE, CRect(0,0,0,0), this, ID_SWITCH); 
	m_wndSwitchButton.SetFont(m_wndToolBar.GetFont()); 
	m_wndSwitchButton.ModifyFlag(CFlatButton::FBS_BORDER|CFlatButton::FBS_FOCUS,  
		NULL); 
	m_wndSwitchButton.SetTooltipText(strTooltip); 
 
 
	return 0; 
} 
 
BOOL CInfoFrame::OnCmdMsg(UINT nID, int nCode, void* pExtra, AFX_CMDHANDLERINFO* pHandlerInfo)  
{ 
	// let the view have first crack at the command 
	if (m_wndView.OnCmdMsg(nID, nCode, pExtra, pHandlerInfo)) 
		return TRUE;	 
 
	return CFrameWnd::OnCmdMsg(nID, nCode, pExtra, pHandlerInfo); 
} 
 
void CInfoFrame::OnSetFocus(CWnd* pOldWnd)  
{ 
	CFrameWnd::OnSetFocus(pOldWnd); 
	 
	m_wndView.SetFocus();	 
} 
 
BOOL CInfoFrame::PreCreateWindow(CREATESTRUCT& cs)  
{ 
	cs.lpszClass = AfxRegisterWndClass(0);	 
 
	CWinApp* app = AfxGetApp(); 
    int s, t, b, r, l; 
 
    // only restore if there is a previously saved position 
    if ( -1 != (s = app->GetProfileInt("Position", "InfoStatus",   -1)) && 
         -1 != (t = app->GetProfileInt("Position", "InfoTop",      -1)) && 
         -1 != (l = app->GetProfileInt("Position", "InfoLeft",     -1)) && 
         -1 != (b = app->GetProfileInt("Position", "InfoBottom",   -1)) && 
         -1 != (r = app->GetProfileInt("Position", "InfoRight",    -1)) 
       ) { 
 
		app->m_nCmdShow = s; 
 
        // restore the window's width and height 
        cs.cx = r - l; 
        cs.cy = b - t; 
 
        // the following correction is needed when the taskbar is 
        // at the left or top and it is not "auto-hidden" 
        RECT workArea; 
        SystemParametersInfo(SPI_GETWORKAREA, 0, &workArea, 0); 
        l += workArea.left; 
        t += workArea.top; 
 
        // make sure the window is not completely out of sight 
        int max_x = GetSystemMetrics(SM_CXSCREEN) - 
                        GetSystemMetrics(SM_CXICON); 
        int max_y = GetSystemMetrics(SM_CYSCREEN) - 
                        GetSystemMetrics(SM_CYICON); 
        cs.x = min(l, max_x); 
        cs.y = min(t, max_y); 
    }else 
		m_bNeedToCenter = TRUE; 
 
	return CFrameWnd::PreCreateWindow(cs); 
} 
 
void CInfoFrame::OnSize(UINT nType, int cx, int cy)  
{ 
	CFrameWnd::OnSize(nType, cx, cy); 
 
	CRect rcToolbar; 
	m_wndToolBar.GetWindowRect(&rcToolbar); 
	ScreenToClient(&rcToolbar); 
 
	CRect rect; 
	m_wndToolBar.GetItemRect((m_wndToolBar.GetToolBarCtrl()).GetButtonCount()-1, &rect); 
	m_wndToolBar.ClientToScreen(&rect); 
	ScreenToClient(&rect); 
 
	int nWidth = (int)(rect.Height()*2.8); 
	 
	m_wndSwitchButton.SetWindowPos(&wndTop, rcToolbar.right-nWidth,  
		rect.top , nWidth,rect.Height(),  
		SWP_NOOWNERZORDER | SWP_SHOWWINDOW);	 
} 
 
void CInfoFrame::OnGetMinMaxInfo(MINMAXINFO FAR* lpMMI)  
{ 
	/* 
	lpMMI->ptMinTrackSize.x = 540; 
	lpMMI->ptMaxTrackSize.x = 540; 
 
	//To be updated later 
	int nMin, nMax; 
	CRect rcView, rcWin; 
 
	m_wndView.GetMaxMinHeight(nMin, nMax); 
	if (m_wndView.m_hWnd && m_hWnd) 
	{ 
		m_wndView.GetWindowRect(&rcView); 
		GetWindowRect(&rcWin); 
 
		lpMMI->ptMinTrackSize.y = rcWin.Height() - (rcView.Height() - nMin); 
		lpMMI->ptMaxTrackSize.y = rcWin.Height() - (rcView.Height() - nMax); 
	} 
	/* 
	else 
	{ 
		lpMMI->ptMinTrackSize.y = nMin; 
		lpMMI->ptMaxTrackSize.y = nMax; 
	} 
*/ 
	CFrameWnd::OnGetMinMaxInfo(lpMMI); 
} 
 
void CInfoFrame::ActivateFrame(int nCmdShow)  
{ 
	UpdateWindowSize(); 
	 
	CFrameWnd::ActivateFrame(nCmdShow); 
} 
 
void CInfoFrame::OnOptionChanged() 
{ 
	m_wndView.OnOptionChanged(); 
 
	if (m_bActive) 
	{ 
		ActivateFrame(); 
		m_wndToolBar.RedrawWindow(); 
		m_wndView.SendMessage(WM_COMMAND, ID_RESCAN_ALL, NULL); 
	} 
} 
 
void CInfoFrame::UpdateWindowSize() 
{ 
	int nMin, nMax; 
	CRect rcView, rcWin; 
	m_wndView.GetMaxMinHeight(nMin, nMax); 
	if (m_wndView.m_hWnd && m_hWnd) 
	{ 
		m_wndView.GetWindowRect(&rcView); 
		GetWindowRect(&rcWin); 
 
		SetWindowPos(NULL, rcWin.left, rcWin.top, 
			540,  
			rcWin.Height() - (rcView.Height() - nMin), 
			SWP_NOMOVE|SWP_NOZORDER); 
 
 
 
		//lpMMI->ptMinTrackSize.y = rcWin.Height() - (rcView.Height() - nMin); 
		//lpMMI->ptMaxTrackSize.y = rcWin.Height() - (rcView.Height() - nMax); 
	} 
 
	//MoveWindow(rc); 
 
	if (m_bNeedToCenter) 
	{ 
		CenterWindow(); 
		m_bNeedToCenter = FALSE; 
	} 
} 
 
void CInfoFrame::DoSwitch(BOOL bShow) 
{ 
	m_bActive = bShow; 
 
	if (bShow) 
	{ 
		ActivateFrame(); 
		m_wndToolBar.RedrawWindow(); 
		m_wndView.UpdateDrives(); 
		m_wndView.UpdateFolders(); 
	}else 
	{ 
		m_wndView.SendMessage(WM_COMMAND, ID_STOP, NULL); 
	} 
} 
 
void CInfoFrame::OnExit()  
{ 
	PostMessage(WM_CLOSE); 
}