WTL Wizard-style CPropertySheet Resizable View

// MainFrm.h : interface of the CMainFrame class
//
/////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_MAINFRM_H__A312271A_3926_11D6_B652_0048548B09C5__INCLUDED_)
#define AFX_MAINFRM_H__A312271A_3926_11D6_B652_0048548B09C5__INCLUDED_

#pragma once

class CMainFrame : public CFrameWindowImpl<CMainFrame>, public CUpdateUI<CMainFrame>,
		public CMessageFilter, public CIdleHandler
{
public:
	DECLARE_FRAME_WND_CLASS(NULL, IDR_MAINFRAME)

	CToolBarCtrl m_tool;
	CWizView m_view;

	POINT m_ptMinTrackSize;

	CMainFrame()
	{
		// initialize minimum size tracking variables
		m_ptMinTrackSize.x = -1;
		m_ptMinTrackSize.y = -1;
	}

	virtual BOOL PreTranslateMessage(MSG* pMsg)
	{
		if(CFrameWindowImpl<CMainFrame>::PreTranslateMessage(pMsg))
			return TRUE;

		return m_view.PreTranslateMessage(pMsg);
	}

	virtual BOOL OnIdle()
	{
		UIUpdateToolBar();
		return FALSE;
	}

	BEGIN_MSG_MAP(CMainFrame)
		MESSAGE_HANDLER(WM_CREATE, OnCreate)
		MESSAGE_HANDLER(WM_GETMINMAXINFO, OnGetMinMaxInfo)
		COMMAND_ID_HANDLER(ID_APP_EXIT, OnFileExit)
		COMMAND_ID_HANDLER(ID_APP_ABOUT, OnAppAbout)
		CHAIN_MSG_MAP(CUpdateUI<CMainFrame>)
		CHAIN_MSG_MAP(CFrameWindowImpl<CMainFrame>)
	END_MSG_MAP()

	BEGIN_UPDATE_UI_MAP(CMainFrame)
	END_UPDATE_UI_MAP()

	LRESULT OnCreate(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/)
	{
		CreateSimpleToolBar();
		CreateSimpleStatusBar();

		// set flat toolbar style
		m_tool = m_hWndToolBar;
		DWORD dw = m_tool.GetStyle();
		dw |= TBSTYLE_FLAT;
		m_tool.SetStyle(dw);

		UIAddToolBar(m_hWndToolBar);

		// create propertysheet wizard view
		m_hWndClient = m_view.Create(m_hWnd);
		m_view._Init(m_hWnd);

		// set mainframe window minimum size
		m_ptMinTrackSize.x = 350;
		m_ptMinTrackSize.y = 260;

		// register object for message filtering and idle updates
		CMessageLoop* pLoop = _Module.GetMessageLoop();
		ATLASSERT(pLoop != NULL);
		pLoop->AddMessageFilter(this);
		pLoop->AddIdleHandler(this);

		return 0;
	}

	LRESULT OnGetMinMaxInfo(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM lParam, BOOL& /*bHandled*/)
	{
		if(m_ptMinTrackSize.x != -1 && m_ptMinTrackSize.y != -1)
		{
			LPMINMAXINFO lpMMI = (LPMINMAXINFO)lParam;
			lpMMI->ptMinTrackSize =  m_ptMinTrackSize;
		}
		return 0;
	}

	LRESULT OnFileExit(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
	{
		PostMessage(WM_CLOSE);
		return 0;
	}

	LRESULT OnAppAbout(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
	{
		CAboutDlg dlg;
		dlg.DoModal();
		return 0;
	}
};

#endif // !defined(AFX_MAINFRM_H__A312271A_3926_11D6_B652_0048548B09C5__INCLUDED_)