XONOR pointers: eXclusive Ownership & Non Owning Reference pointers

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

#pragma once

using namespace WTL;

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

	CSPointersView m_view;

	CCommandBarCtrl m_CmdBar;

	owner_ptr<CObjectDlg> m_oObjectDlg;

	LRESULT OnCreate(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/)
	{
		// create command bar window
		HWND hWndCmdBar = m_CmdBar.Create(m_hWnd, rcDefault, NULL, ATL_SIMPLE_CMDBAR_PANE_STYLE);
		// attach menu
		m_CmdBar.AttachMenu(GetMenu());
		// load command bar images
		//m_CmdBar.LoadImages(IDR_MAINFRAME);
		// remove old menu
		SetMenu(NULL);

		HWND hWndToolBar = CreateSimpleToolBarCtrl(m_hWnd, IDR_MAINFRAME, FALSE, ATL_SIMPLE_TOOLBAR_PANE_STYLE);

		CreateSimpleReBar(ATL_SIMPLE_REBAR_NOBORDER_STYLE);
		AddSimpleReBarBand(hWndCmdBar);
		AddSimpleReBarBand(hWndToolBar, NULL, TRUE);

		CreateSimpleStatusBar();

		m_hWndClient = m_view.Create(m_hWnd, rcDefault, NULL, WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS | WS_CLIPCHILDREN, WS_EX_CLIENTEDGE);

		

		return 0;
	}

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

	LRESULT OnFileNew(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
	{
		// TODO: add code to initialize document
		m_view.m_oDocument=NULL;
		m_view.m_oDocument=new CDocument;
		m_view.OnNewDocument();
		return 0;
	}

	LRESULT OnViewToolBar(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
	{
		static BOOL bVisible = TRUE;	// initially visible
		bVisible = !bVisible;
		CReBarCtrl rebar = m_hWndToolBar;
		int nBandIndex = rebar.IdToIndex(ATL_IDW_BAND_FIRST + 1);	// toolbar is 2nd added band
		rebar.ShowBand(nBandIndex, bVisible);
		
		UpdateLayout();
		m_view.Invalidate();
		m_view.UpdateWindow();
		return 0;
	}

	LRESULT OnViewStatusBar(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
	{
		BOOL bVisible = !::IsWindowVisible(m_hWndStatusBar);
		::ShowWindow(m_hWndStatusBar, bVisible ? SW_SHOWNOACTIVATE : SW_HIDE);
		
		UpdateLayout();
		return 0;
	}

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

	LRESULT OnSquare(UINT uiVal, int iVal, HWND hWnd)
	{
		m_view.SetMouseMode(Mode_Square);
		return 0;
	}

	LRESULT OnEllipse(UINT uiVal, int iVal, HWND hWnd)
	{
		m_view.SetMouseMode(Mode_Ellipse);
		return 0;
	}

	LRESULT OnLine(UINT uiVal, int iVal, HWND hWnd)
	{
		m_view.SetMouseMode(Mode_Line);
		return 0;
	}

	LRESULT OnMove(UINT uiVal, int iVal, HWND hWnd)
	{
		m_view.SetMouseMode(Mode_Move);
		return 0;
	}

	LRESULT OnDelete(UINT uiVal, int iVal, HWND hWnd)
	{
		m_view.DeleteSelected();
		return 0;
	}

	LRESULT OnProperties(UINT uiVal, int iVal, HWND hWnd)
	{
		if(NULL==m_oObjectDlg)
		{
			m_oObjectDlg=new CObjectDlg(m_oObjectDlg, m_view.m_oDocument);
			m_oObjectDlg->Create(m_hWnd);
		}
		m_oObjectDlg->ShowWindow(SW_SHOW);

		return 0;
	}

	LRESULT OnUpdateStatus(UINT uMsg, WPARAM wParam, LPARAM lParam)
	{
#ifdef MONITOR_PTRS
		CString csString;
		reference_controler::SetMonitorOutput(csString);
		::SetWindowText(m_hWndStatusBar, csString);
#endif
		return 0;
	}

	LRESULT OnFileOpen(UINT uiVal, int iVal, HWND hWnd)
	{
		CFileDialog FileDlg(TRUE);
		FileDlg.m_ofn.lpstrDefExt=_T(".dgm");
		FileDlg.m_ofn.lpstrFilter=_T("Diagram Files\0*.dgm\0\0");
		if(IDOK==FileDlg.DoModal())
		{
			CFile File;
			if(File.Open(FileDlg.m_szFileName, GENERIC_READ, FILE_SHARE_READ, OPEN_EXISTING))
			{
				m_view.m_oDocument=NULL;
				m_view.m_oDocument=new CDocument;
				CSerializer Serializer(&File);
				m_view.m_oDocument->Serialise(Serializer, false);
				m_view.OnNewDocument();
				m_view.m_oDocument->m_csFilename=FileDlg.m_szFileName;
			}
		}

		return 0;
	}
	LRESULT OnFileSave(UINT uiVal, int iVal, HWND hWnd)
	{
		if(m_view.m_oDocument->m_csFilename.IsEmpty())
			OnFileSaveAs(uiVal, iVal, hWnd);
		else
		{
			CFile File;
			if(File.Open(m_view.m_oDocument->m_csFilename, GENERIC_WRITE, 0, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL))
			{
				CSerializer Serializer(&File);
				m_view.m_oDocument->Serialise(Serializer, true);
			}
		}
		return 0;
	}
	LRESULT OnFileSaveAs(UINT uiVal, int iVal, HWND hWnd)
	{
		CFileDialog FileDlg(FALSE);
		FileDlg.m_ofn.lpstrDefExt=_T(".dgm");
		FileDlg.m_ofn.lpstrFilter=_T("Diagram Files\0*.dgm\0\0");
		if(IDOK==FileDlg.DoModal())
		{
			CFile File;
			if(File.Open(FileDlg.m_szFileName, GENERIC_WRITE, 0, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL))
			{
				CSerializer Serializer(&File);
				m_view.m_oDocument->Serialise(Serializer, true);
				m_view.m_oDocument->m_csFilename=FileDlg.m_szFileName;
			}
		}
		return 0;
	}
	
	
	BEGIN_EX_MSG_MAP(CMainFrame)
		MESSAGE_HANDLER(WM_CREATE, OnCreate)
		COMMAND_ID_HANDLER(ID_APP_EXIT, OnFileExit)
		COMMAND_ID_HANDLER(ID_FILE_NEW, OnFileNew)
		COMMAND_ID_HANDLER(ID_VIEW_TOOLBAR, OnViewToolBar)
		COMMAND_ID_HANDLER(ID_VIEW_STATUS_BAR, OnViewStatusBar)
		COMMAND_ID_HANDLER(ID_APP_ABOUT, OnAppAbout)
		CHAIN_MSG_MAP(CFrameWindowImpl<CMainFrame>)
		COMMAND_ID_HANDLER_EX(ID_SQUARE, OnSquare)
		COMMAND_ID_HANDLER_EX(ID_ELLIPSE, OnEllipse)
		COMMAND_ID_HANDLER_EX(ID_LINE, OnLine)
		COMMAND_ID_HANDLER_EX(ID_MOVE, OnMove)
		COMMAND_ID_HANDLER_EX(ID_DELETE, OnDelete)
		COMMAND_ID_HANDLER_EX(ID_PROPERTIES, OnProperties)
		COMMAND_ID_HANDLER_EX(ID_FILE_OPEN, OnFileOpen)
		COMMAND_ID_HANDLER_EX(ID_FILE_SAVE, OnFileSave)
		COMMAND_ID_HANDLER_EX(ID_FILE_SAVE_AS, OnFileSaveAs)
		MESSAGE_HANDLER_EX(WM_USER+21, OnUpdateStatus)
		
	END_MSG_MAP()

};