A Comprehensive CE Class Library to Replace ATL and MFC

#ifndef __CEDialog_h__
#define __CEDialog_h__

#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000

#include "CeWnd.h"
#include "CeSet.h"
#include "CeMisc.h"

class CeDialog: public CeBaseWnd, public CeMsgWnd
{
private:
	static CeSet<HWND, HWND> m_setModeless;
	static BOOL CALLBACK DlgProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);

public:
	bool m_bModal;
	LPCTSTR m_lpTemplateName;

	CeDialog(LPCTSTR lpTemplateName = NULL);
	CeDialog(UINT nDlgID);
	virtual ~CeDialog();

	static bool IsDialogMsg(MSG* pMsg);

	// Default handling of the message procedure
	virtual LRESULT Default();

	// override some we can haqndle additional messages normal windows don't get (e.g., WM_INITDIALOG)
	virtual LRESULT ProcessMessage(UINT uMsg, WPARAM wParam, LPARAM lParam, bool& bHandled);

	// create a modeless OR child dialg (by definition modeless)
	BOOL Create(LPCTSTR lpTemplateName, HWND hWndParent=NULL, HINSTANCE hInst=NULL);
	BOOL Create(UINT nIDD = 0, HWND hWndParent=NULL, HINSTANCE hInst=NULL);

	// create a modal dialg
	int DoModal(LPCTSTR lpTemplateName, HWND hWndParent=NULL, HINSTANCE hInst=NULL);
	int DoModal(UINT nIDD = 0, HWND hWndParent=NULL, HINSTANCE hInst=NULL);

	virtual void OnCancel();
	virtual void OnOK();

	BOOL EndDialog(int nResult);

	// message handlers specific to dialog boxes
	virtual BOOL OnInitDialog();
};



///////////////////////////////////////////////////////////////////////////////
//
// CeScrollDialog - dialog class that scrolls and strechs as required
//
///////////////////////////////////////////////////////////////////////////////

class CeScrollDialog: public CeDialog
{
public:
	// Modal construction, no dialog bar

	CeScrollDialog(UINT nDlgID = 0): CeDialog(nDlgID)
	{
		m_nWidth = 0;
		m_nHeight = 0;
		m_bInit = FALSE;
		m_cxOrig = 0;
		m_cyOrig = 0;
		m_bVertSBVisible = FALSE;
		m_bHorzSBVisible = FALSE;
	}

	virtual ~CeScrollDialog() {}

	// as passed to constructor:
	int   m_nWidth;         // desired window width
	int   m_nHeight;        // desired window height
	BOOL  m_bInit;          // TRUE if OnInitDialog() has been called
	int   m_cxOrig;     // width of dialog template resource
	int   m_cyOrig;    // height of dialog template resource
	BOOL  m_bVertSBVisible; 
	BOOL  m_bHorzSBVisible; 
public:
	// message handlers specific to dialog boxes
	virtual BOOL OnInitDialog();
	virtual void OnSize(UINT nType, int cx, int cy, bool& bHandled);
	virtual LRESULT OnMessage(UINT uMsg, WPARAM wParam, LPARAM lParam, bool& bHandled);
	int SetScrollInfo(int fnBar, int nMin, int nMax, int nPage);

	void OnVScroll(UINT nSBCode, UINT nPos, HWND hScroll);
	void OnHScroll(UINT nSBCode, UINT nPos, HWND hScroll);
};



#if defined(STRICT) || defined(_WIN32_WCE)
#define DLGPROCCAST DLGPROC
#else
#define DLGPROCCAST FARPROC
#endif

inline BOOL CeDialog::EndDialog(int nResult)
	{ CHW_ASSERT(::IsWindow(m_hWnd)); return ::EndDialog(m_hWnd, nResult); } 

inline BOOL CeDialog::Create(UINT nIDD, HWND hWndParent, HINSTANCE hInst)
	{ CHW_ASSERT(NULL == m_hWnd); return Create(MAKEINTRESOURCE(nIDD), hWndParent, hInst); }

inline int CeDialog::DoModal(UINT nIDD, HWND hWndParent, HINSTANCE hInst)
	{ CHW_ASSERT(NULL == m_hWnd); return DoModal(MAKEINTRESOURCE(nIDD), hWndParent, hInst);	}

#endif // __CEDialog_h__