dlg.cpp

Go to the documentation of this file.

//
// CDlg
// 
// FelixA
//
// Used to be CDialog
//


#include "pch.h"
#include "dlg.h"

//
// Sets the lParam to the 'this' pointer
// wraps up PSN_ messages and calls virtual functions
// calls off to your overridable DlgProc
//

BOOL CALLBACK CDlg::BaseDlgProc(HWND hDlg, UINT uMessage, WPARAM wParam, LPARAM lParam)
{
        CDlg * pSV = (CDlg*)GetWindowLong(hDlg,DWL_USER);

        switch (uMessage)
        {
                case WM_INITDIALOG:
                {
                        pSV=(CDlg*)lParam;
                        pSV->SetWindow(hDlg);
                        SetWindowLong(hDlg,DWL_USER,(LPARAM)pSV);
                        pSV->OnInit();
                }
                break;

                // Override the Do Command to get a nice wrapped up feeling.
                case WM_COMMAND:
                        if(pSV)
                                return pSV->DoCommand(LOWORD(wParam),HIWORD(wParam));
                break;

                case WM_NOTIFY:
                        if(pSV)
                                return pSV->DoNotify((NMHDR FAR *)lParam);
                break;

                case WM_DESTROY:
                        if(pSV)
                                pSV->Destroy();
                break;
        }

        if(pSV)
                return pSV->DlgProc(hDlg,uMessage,wParam,lParam);
        else
                return FALSE;
}

//
// You can override this DlgProc if you want to handle specific messages
//
BOOL CALLBACK CDlg::DlgProc(HWND hDlg, UINT uMessage, WPARAM wParam, LPARAM lParam)
{
        return FALSE;
}

//
// Below are just default handlers for the virtual functions.
//
int CDlg::DoCommand(WORD wCmdID,WORD hHow)
{
        switch( wCmdID )
        {
                case IDOK:
                case IDCANCEL:
                        EndDialog(wCmdID);
                break;
        }
        return 1;       // not handled, just did Apply work.
}

void CDlg::OnInit()
{
}

CDlg::CDlg(int DlgID, HWND hWnd, HINSTANCE hInst)
: m_DlgID(DlgID),
  m_hParent(hWnd),
  m_Inst(hInst),
  m_bCreatedModeless(FALSE),
  m_hDlg(0)
{
}

//
//
//
int CDlg::Do()
{
        m_bCreatedModeless=FALSE;
        return DialogBoxParam( m_Inst,  MAKEINTRESOURCE(m_DlgID), m_hParent, (DLGPROC)BaseDlgProc, (LPARAM)this);
}

HWND CDlg::CreateModeless()
{
        if(m_hDlg)
                return m_hDlg;

        HWND hWnd=CreateDialogParam(m_Inst, MAKEINTRESOURCE(m_DlgID), m_hParent, (DLGPROC)BaseDlgProc,  (LPARAM)this);
        if(hWnd)
                m_bCreatedModeless=TRUE;
        return hWnd;
}

int CDlg::DoNotify(NMHDR * pHdr)
{
        return FALSE;
}

void CDlg::Destroy()
{
        if(m_bCreatedModeless)
        {
                if(m_hDlg)
                        m_hDlg=NULL;
        }
}

CDlg::~CDlg()
{
        if(m_hDlg)
                DestroyWindow(m_hDlg);
}

void CDlg::SetDlgID(UINT id)
{
        m_DlgID=id;
}

void CDlg::SetInstance(HINSTANCE hInst)
{
        m_Inst=hInst;
}

---