Re: document class

mfc <>
Mon, 27 Sep 2010 13:00:25 -0700 (PDT)
Here`s my document class implementation so far with the CProperty

class CProperty

    void SetValue(const CString & name, int value)
        CString svalue;
        svalue.Format(_T("%d"), value);
        SetValue(name, svalue);

    virtual CString GetValue(const CString & name);

    virtual void SetValue(const CString & name, const CString & value);

class CMIAppDoc : public CDocument
    virtual BOOL OnNewDocument();
    CProperty *GetProp() {return &XmlFile;};
    void Init(CWnd *wnd);

    CXmlFile XmlFile;


The document class has the only member of the xml file class (CXmlFile
XmlFile). In the OnNewDocument I will load the xml file. I also set
the CProperty variable pointer in the CDisplay class, so that the
CDisplay class has access to the xml file class if a query will

BOOL CMIAppDoc::OnNewDocument()
    if (!CDocument::OnNewDocument())
        return FALSE;

    //load xml file

    //global display class varialbe g_DispInfo -> set CProperty varialbe
in CDisplay class

    //test: get value from the xml file
    CString value = g_DispInfo.GetValue(_T("display:brightness"));

    return TRUE;

In the view, there`s one button installed (so far), and if the user
clicks on this button the following method will be called to open the
CDisplaydialog from the document class.

void CMIAppView::OnBnClickedMenuDisplay()

Before starting the dialog, I will transmit the xmlfile class pointer
from the document class (CXmlFile XmlFile).

void CMIAppDoc::Init(CWnd *wnd)
    CDmxDialog dlg(wnd);


And that`s my dialog class:

class CDmxDialog :
    public CDialog
    CDmxDialog(CWnd* pParent = NULL);

    virtual BOOL PreTranslateMessage(MSG* pMsg);

    enum { IDD = IDD_DLG_DMX };

    virtual void DoDataExchange(CDataExchange* pDX);
    void Init(CProperty& propdlg);


    virtual BOOL OnInitDialog();

    CProperty *propdlg;


void CDmxDialog::Init(CProperty& prop)
    propdlg = &prop;

With the CProperty pointer I have the possiblilty to call the xml file
class to get a name/value pair.

BOOL CDmxDialog::OnInitDialog()

    //get value from the xml file class
    CString value = propdlg->GetValue(_T("display::brightness"));

    return TRUE;

I`m not sure if it is the way you would suggest... and I didn`t
install the std::map so far, because I do not know which would be the
best way to do that (see one of my earlier posts from today).

best regards

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