Click here to Skip to main content
Click here to Skip to main content
Add your own
alternative version
Go to top

Layout Manager for Dialogs, Formviews, DialogBars and PropertyPages

, 4 Aug 2000
A framework to provide automatic layout control for dialogs and forms
////////////////////////////////////////////
//         ___ ____ _________________     //
//        / _/_  _// _______________/     //
//       / _/ / / / /  ___ ___ ____       //
//      /__/ /_/ / / /   // _/_  _/       //
//     _________/ / / / // _/ / /         //
// (c) 1998-2000_/ /___//_/  /_/          //
//                                        //
////////////////////////////////////////////
//          all rights reserved           //
////////////////////////////////////////////

/////////////////////////////////////////////////////////////////////////////
// ETSLayoutDialog
//
// A class for smart layouting of Dialogs and such
//
// USAGE: See LayoutMgr.html
//
// AUTHOR: Erwin Tratar <tr@et-soft.de>
//
// DISCLAIMER:
//
// This Sourcecode and all accompaning material is �1998-1999 Erwin Tratar. 
// All rights reserved.
//
// The source code may be used in compiled form in any way you desire 
// (including usage in commercial applications), providing that your 
// application adds essential code (i.e. it is not only a wrapper) to the 
// functionality found here
//
// Redistribution of the sourcecode itself, publication in any media or 
// inclusion in a library requires the authors expressed written consent.
// You may not sale this code for profit.
//
// THIS SOFTWARE IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY. USE IT 
// AT YOUR OWN RISK! THE AUTHOR ACCEPTS NO LIABILITY FOR ANY DAMAGE/LOSS OF 
// BUSINESS THAT THIS PRODUCT MAY CAUSE.


#if !defined(ETS_LAYOUTMGR_INCLUDED_)
#define ETS_LAYOUTMGR_INCLUDED_

#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000
// DialogMgr.h : header file
//

namespace ETSLayout
{

#ifdef CS_HELP
	typedef ETSCSHelpDialog		CBaseDialog;
	typedef ETSCSHelpFormView	CBaseFormView;
	typedef ETSCSHelpDlgBar		CBaseDialogBar;
	typedef ETSCSHelpPropPage	CBasePropertyPage;
#else
	typedef CDialog				CBaseDialog;
	typedef CFormView			CBaseFormView;
	typedef CDialogBar			CBaseDialogBar;
	typedef CPropertyPage		CBasePropertyPage;
#endif
}

// Support for CBCGDialogBar instead of CDialogBar available:
// you just have to change the typedef to CBaseDialogBar

#ifndef ETSGUI_EXT_CLASS
#define ETSGUI_EXT_CLASS
#endif

#include <afxtempl.h>

// Support for CBCGDialogBar instead of CDialogBar

/**
 * Controls whether the Icon is automatically set to IDR_MAINFRAME
 */
#define _AUTO_SET_ICON

/**
 * Forward class declarations
 */
class ETSLayoutDialog;
class ETSLayoutDialogBar;
class ETSLayoutFormView;
class ETSLayoutMgr;
class ETSLayoutPropertyPage;
class ETSLayoutPropertySheet;


/**
 * These are NOOPs now
 */
#define DECLARE_LAYOUT()
#define IMPLEMENT_LAYOUT()

/**
 * This is the default border size between the panes. You
 * may override it in Pane constructor, but it is the
 * fixed border around the root pane
 */
const int nDefaultBorder	= 5;

/**
 * The minimum size for not ABSOLUTE_XXX items
 */
const int nMinConstrain = 5;

class ETSGUI_EXT_CLASS ETSLayoutMgr
{
public:
	
	enum layResizeMode {
		GREEDY				= 0,		// Will eat up as much as it can
		ABSOLUTE_HORZ		= 1 << 0,	// Horizontal size is absolute
		RELATIVE_HORZ		= 1 << 1,	// Horizontal size in percent
		ABSOLUTE_VERT		= 1 << 2,	// Vertical size is absolute
		RELATIVE_VERT		= 1 << 3,	// Vertical size in percent

		NORESIZE			= ABSOLUTE_HORZ | ABSOLUTE_VERT,

		SIZE_MASK			= NORESIZE,

		ALIGN_LEFT			= 1 << 4,   // following only for NORESIZE
		ALIGN_RIGHT			= 1 << 5,
		ALIGN_TOP			= 1 << 6,
		ALIGN_BOTTOM		= 1 << 7,

		ALIGN_HCENTER		= ALIGN_LEFT    | ALIGN_RIGHT,	
		ALIGN_VCENTER		= ALIGN_TOP     | ALIGN_BOTTOM,

		ALIGN_CENTER		= ALIGN_HCENTER | ALIGN_VCENTER,

		ALIGN_FILL_HORZ		= 1 << 8,
		ALIGN_FILL_VERT		= 1 << 9,
		ALIGN_FILL			= ALIGN_FILL_HORZ | ALIGN_FILL_VERT,
	
/*		TRACKER_LEFT		= 1 << 10,	// not yet. May allow tracking of borders
		TRACKER_RIGHT		= 1 << 11,  // between items in the future
		TRACKER_TOP			= 1 << 12,
		TRACKER_BOTTOM		= 1 << 13,
*/
	};

	enum layOrientation {
		HORIZONTAL,
		VERTICAL
	};

	/**
	 * This is the base class for all kind of panes. 
	 */
	class ETSGUI_EXT_CLASS PaneBase {
		friend class ETSLayoutMgr;
		friend class CPaneBase;
		friend class CPane;

	public:

		/**
		 * Informs the caller how much of the given space this pane would
		 * like to receive in horizontal direction
		 */
		virtual int		getConstrainHorz(int sizeParent) = 0;


		/**
		 * Informs the caller how much of the given space this pane would
		 * like to receive in vertical direction
		 */
		virtual int		getConstrainVert(int sizeParent) = 0;

		/**
		 * Informs the caller how much of the given space this pane
		 * minimally need. This would be an absolute Value if 
		 * the mode contains ABSOLUTE_HORZ or an explicit minimum
		 * value, else nMinConstrain
		 */
		virtual int		getMinConstrainHorz() = 0;
		/**
		 * Informs the caller if there is an restriction for maximum
		 * space this pane needs. Return -1 for unrestricted (GREEDY
		 * or RELATIVE)
		 */
		virtual int		getMaxConstrainHorz() = 0;

		/**
		 * Informs the caller how much of the given space this pane
		 * minimally need. This would be an absolute Value if 
		 * the mode contains ABSOLUTE_VERT or an explicit minimum
		 * value, else nMinConstrain
		 */
		virtual int		getMinConstrainVert() = 0;

		/**
		 * Informs the caller if there is an restriction for maximum
		 * space this pane needs. Return -1 for unrestricted (GREEDY
		 * or RELATIVE)
		 */
		virtual int		getMaxConstrainVert() = 0;

		/**
		 * This will do the actual resize operation after the
		 * caller computed a new area for this pane
		 */
		virtual bool	resizeTo(CRect& rcNewArea) = 0;

		/**
		 * Constructor needed pointer to LayoutManager
		 */
		PaneBase( ETSLayoutMgr* pMgr )		{ m_pMgr = pMgr; };

		/**
		 * Virtual destructor needed in Container operations
		 */
		virtual ~PaneBase() {};

		/**
		 * Returs the Resize Mode of this pane
		 */
		DWORD	modeResize() { return m_modeResize; };

	protected:
		/**
		 * How this Item will be resized, a combination of the flags above
		 */
		DWORD	m_modeResize;

		/**
		 * A pointer to the holding LayoutManager derivate
		 */
		ETSLayoutMgr*		m_pMgr;
	};

	/**
	 * CPaneBase represents an autopointer to a PaneBase. Use this and you won't have to worry
	 * about cleaning up any Panes. Also this autopointer lets you return Pane objects
	 * from function without using pointers (at least you won't see them :) )
	 */
	struct ETSGUI_EXT_CLASS PaneHolder
	{
		PaneHolder(PaneBase* pPane );
		~PaneHolder();

		void	AddRef();
		void	Release();

		PaneBase*	m_pPane;
		long		m_nRefCount;
	};

	class ETSGUI_EXT_CLASS CPaneBase
	{
	protected:
		PaneHolder*		m_pPaneHolder;

	public:
		// Standardconstructor
		CPaneBase( );
		CPaneBase( PaneBase* pPane );
		CPaneBase( const CPaneBase& other );

		~CPaneBase();

		void operator=( PaneBase* pPane );
		void operator=( const CPaneBase& other );
		PaneBase* operator->() const;
		PaneBase* GetPaneBase()	{ return operator->(); }

		bool IsValid()			{ return (m_pPaneHolder != 0); }
		operator !()			{ return (m_pPaneHolder == 0); }

	};

	class Pane;
	class ETSGUI_EXT_CLASS CPane : public CPaneBase
	{
	public:
		// Standardconstructor
		CPane( );
		CPane( Pane* pPane );
		CPane( const CPane& other );

		~CPane();

		void operator=( Pane* pPane );
		void operator=( const CPane& other );
		Pane* operator->() const;
		Pane* GetPane()			{ return operator->(); }

		CPaneBase ConvertBase() const;

		CPane& operator<< ( const CPane pPane );
		CPane& operator<< ( const CPaneBase pItem );
	};



	/**
	 * PaneItem represents a single control
	 */
	class ETSGUI_EXT_CLASS PaneItem : public PaneBase {
		friend class ETSLayoutMgr;
		friend class Pane;
	protected:
		/**
		 * Creates a new PaneItem from an Control. If sizeX or sizeY are 0
		 * and modeResize is ABSOLUTE will copy the current dimensions of
		 * the control to m_sizeX/Y. So the appearance does not change
		 * from the Dialog Editor
		 */
		PaneItem( CWnd* pWnd, ETSLayoutMgr* pMgr, layResizeMode modeResize = GREEDY, int sizeX=0, int sizeY=0, int sizeXMin=0, int sizeYMin=0);

		/**
		 * If your control is not mapped you can name it by its ChildID. Pass
		 * the pMgr to receive the CWnd* of nID. 
		 * The rest as stated above
		 */
		PaneItem( UINT nID, ETSLayoutMgr* pMgr, layResizeMode modeResize = GREEDY, int sizeX=0, int sizeY=0, int sizeXMin=0, int sizeYMin=0);


	public:
		/**
		 * see PaneBase
		 */
		virtual int getConstrainHorz(int sizeParent);
		virtual int getConstrainVert(int sizeParent);
		virtual int getMinConstrainHorz();
		virtual int getMinConstrainVert();
		virtual int	getMaxConstrainHorz();
		virtual int	getMaxConstrainVert();
		virtual bool resizeTo(CRect& rcNewArea);

		bool	isDummy()				{ return (m_hwndCtrl == 0);	}

	protected:
		friend class ETSLayoutPropertySheet;

		/**
		 * The horizontal size of the control (see m_modeResize)
		 */
		int				m_sizeX;
		int				m_sizeXMin;

		/**
		 * The vertical size of the control (see m_modeResize)
		 */
		int				m_sizeY;
		int				m_sizeYMin;

		/**
		 * Child Control pointer
		 */
		HWND			m_hwndCtrl;

		/**
		 * Combo box needs special treatment
		 */
		bool			m_bComboSpecial;
	};


	/**
	 * This class encapsulates a Subpane (and indeed the root Pane too)
	 * it is a container of PaneBase* which it will recursivly resize
	 */
	class ETSGUI_EXT_CLASS Pane : public PaneBase {
		friend class ETSLayoutMgr;
		friend class CPaneBase;
		friend class CPane;
        friend class ETSLayoutPropertySheet;
        
	protected:
		/**
		 * Tell the pane in which direction it is positioned. A HORIZONTAL pane
		 * arranges it's subpanes from left to right, a VERTICAL from top to bottom
		 */
		Pane( ETSLayoutMgr* pMgr, layOrientation orientation, int sizeBorder = nDefaultBorder, int sizeExtraBorder = 0 );

	public:
		/**
		 * If your control is not mapped you can name it by its ChildID. Pass
		 * the pMgr to receive the CWnd* of nID. 
		 * The rest as stated above
		 */
		bool addItem( UINT nID, layResizeMode modeResize = GREEDY, int sizeX=0, int sizeY=0, int sizeXMin=-1, int sizeYMin=-1);

		/**
		 * Creates a new PaneItem from an Control. If sizeX or sizeY are 0
		 * and modeResize is ABSOLUTE will copy the current dimensions of
		 * the control to m_sizeX/Y. So the appearance does not change
		 * from the Dialog Editor
		 */
		bool addItem( CWnd* pWnd, layResizeMode modeResize = GREEDY, int sizeX=0, int sizeY=0, int sizeXMin=-1, int sizeYMin=-1);


		/**
		 * Add a whitespace Item (paneNull) of variable size with
		 * a minimum size of 0
		 */
		bool addItemGrowing();

		/**
		 * Add a whitespace Item (paneNull) with fixed size
		 */
		bool addItemFixed(int size);

		/**
		 * Add a whitespace Item (paneNull) of fixed size based on the
		 * current layout (as in the dialog template). Based on the layout
		 * of the pane vertical or horizontal spacing is considered
		 *
		 * First argument is the left (top) item for a HORIZONTAL (VERTICAL) pane
		 */
		bool addItemSpaceBetween( CWnd* pWndFirst, CWnd* pWndSecond );
		bool addItemSpaceBetween( UINT nIDFirst, UINT nIDSecond );


		/**
		 * Add a whitespace Item (paneNull) of fixed size based on the
		 * size of another item
		 */
		bool addItemSpaceLike( CWnd* pWnd );
		bool addItemSpaceLike( UINT nID );


		/**
		 * Add an item to the pane, appending at the end. This may be either obtained
		 * by a call to ETSLayoutMgr::item() or one of the ETSLayoutMgr::paneXXX() calls
		 */
		bool addPane( CPaneBase pItem );
		bool addPane( CPane pSubpane, layResizeMode modeResize, int sizeSecondary /* = 0 */);

		virtual int		getConstrainHorz(int sizeParent);
		virtual int		getConstrainVert(int sizeParent);
		virtual int		getMinConstrainHorz();
		virtual int		getMinConstrainVert();
		virtual int		getMaxConstrainHorz();
		virtual int		getMaxConstrainVert();
		virtual bool	resizeTo(CRect& rcNewArea);

		/**
		 * The destructor takes care of destroying all Subpanes and items
		 */
		virtual ~Pane();

		/**
		 * Access to the orientation of this pane
		 */
		layOrientation	getOrientation() { return m_Orientation; };


	protected:

		int		resizeToAbsolute(int& availSpace, CArray<int,int>& sizePrimary, 
									CArray<int,int>& sizeMin, CArray<int,int>& sizeMax);
		
		bool	resizeToRelative(int& availSpace, CArray<int,int>& sizePrimary, 
									CArray<int,int>& sizeMin, CArray<int,int>& sizeMax);

		bool	resizeToGreedy(  int& availSpace, int nGreedy, CArray<int,int>& sizePrimary, 
									CArray<int,int>& sizeMin, CArray<int,int>& sizeMax);

		/**
		 * The orientation of the pane. Keep in mind that all subpanes
		 * must have the complementary orientation, i.e. a VERTICAL
		 * pane must have all HORIZONTAL SubPanes (or normal Items
		 * of course)
		 */
		layOrientation					m_Orientation;

		/**
		 * This array holds the pointers to the Items/SubPanes
		 */
		CArray<CPaneBase, CPaneBase>	m_paneItems;

		/**
		 * The secondary constrain
		 */
		int				m_sizeSecondary;

		/** 
		 * Size of gap between childs
		 */
		int				m_sizeBorder;
		int				m_sizeExtraBorder;
	};


	/**
	 * This class encapsulates a Subpane which is a Tab
	 * it will use calls to AdjustRect to position it's
	 * childs
	 */
	class ETSGUI_EXT_CLASS PaneTab : public Pane
	{
		friend class ETSLayoutMgr;

	protected:
		/**
		 * Tell the pane in which direction it is positioned. A HORIZONTAL pane
		 * arranges it's subpanes from left to right, a VERTICAL from top to bottom
		 */
		PaneTab( CTabCtrl* pTab, ETSLayoutMgr* pMgr, layOrientation orientation, int sizeBorder = nDefaultBorder, int sizeExtraBorder = 0 );

	public:
		virtual int		getConstrainHorz(int sizeParent);
		virtual int		getConstrainVert(int sizeParent);
		virtual int		getMinConstrainHorz();
		virtual int		getMinConstrainVert();
		virtual int		getMaxConstrainHorz();
		virtual int		getMaxConstrainVert();
		virtual bool	resizeTo(CRect& rcNewArea);

	private:
		CTabCtrl* m_pTab;
	};

	/**
	 * This class encapsulates a Subpane which is a Static
	 * it will use calls to AdjustRect to position it's
	 * childs
	 */
	class ETSGUI_EXT_CLASS PaneCtrl : public Pane
	{
		friend class ETSLayoutMgr;
	protected:
		/**
		 * Tell the pane in which direction it is positioned. A HORIZONTAL pane
		 * arranges it's subpanes from left to right, a VERTICAL from top to bottom
		 */
		PaneCtrl( CWnd* pCtrl, ETSLayoutMgr* pMgr, layOrientation orientation, int sizeBorder = nDefaultBorder, int sizeExtraBorder = 0, int sizeTopExtra = 0);
		PaneCtrl( UINT nID, ETSLayoutMgr* pMgr, layOrientation orientation, int sizeBorder = nDefaultBorder, int sizeExtraBorder = 0, int sizeTopExtra = 0 );

	public:

		virtual int		getConstrainHorz(int sizeParent);
		virtual int		getConstrainVert(int sizeParent);
		virtual int		getMinConstrainHorz();
		virtual int		getMinConstrainVert();
		virtual int		getMaxConstrainHorz();
		virtual int		getMaxConstrainVert();
		virtual bool	resizeTo(CRect& rcNewArea);

	private:
		HWND			m_hwndCtrl;
		int				m_sizeTopExtra;
	};




	ETSLayoutMgr(CWnd* pWnd)	{ m_pWnd = pWnd; m_sizeRootBorders = CSize(5,5); };
	virtual ~ETSLayoutMgr();

	virtual CRect GetRect() { CRect r; m_pWnd->GetClientRect(r); return r; };
	CWnd*	m_pWnd;
	CWnd*	GetWnd()		{ return m_pWnd; };
	void	setRootBorders(int cx, int cy)	{ m_sizeRootBorders = CSize(cx,cy); };

	/**
	 * Pass this for a pseudo Pane with no content
	 */
	static CWnd*	paneNull;

	/**
	 * Loads the current position and size from the registry using a supplied
	 * key. Will be loaded with AfxGetApp()->WriteProfileXXX(). You may
	 * specify a subfolder (e.g. Load( _T("MyDialog\\Layout") ); ). Will
	 * load the following keys:
	 *
	 * - lpstrRegKey+"SizeX";
	 * - lpstrRegKey+"SizeY";
	 * - lpstrRegKey+"PosX";
	 * - lpstrRegKey+"PosY";
	 *
	 * Is automatically called during OnActivate() if key specified in
	 * constructor.
	 */
	bool Load(LPCTSTR lpstrRegKey);

	/**
	 * Store the current position and size to the registry using a supplied
	 * key. Will be stored with AfxGetApp()->WriteProfileXXX(). You may
	 * specify a subfolder (e.g. Save( _T("MyDialog\\Layout") ); ). Will
	 * create the following keys:
	 *
	 * - lpstrRegKey+"SizeX";
	 * - lpstrRegKey+"SizeY";
	 * - lpstrRegKey+"PosX";
	 * - lpstrRegKey+"PosY";
	 *
	 * Is automatically called during DestroyWindow() if key specified in
	 * constructor.
	 */
	bool Save(LPCTSTR lpstrRegKey);

	/**
	 * Updates the layout after you specify the new
	 * layout
	 */
	virtual void UpdateLayout();
	virtual void UpdateLayout(CPane p) {
		if(m_RootPane.IsValid())
		{
			// free old root
			m_RootPane = 0;
		}
		m_RootPane = p;
		UpdateLayout();
	}

	/**
	 * Does the actual Layout, called from OnSize()
	 * Default implementation does nothing, use
	 * IMPLEMENT_LAYOUT in your derived class (see above)
	 */
	virtual void Layout(CRect& rcClient);


	/**
	 * Erasing only the these parts of the client area where
	 * there is no child window. Extra-code for group-boxes 
	 * included!
	 */
	void EraseBkgnd(CDC* pDC);

	/**
	 * Helperfunctions for the stream-interface. For usage see sample Application
	 * and/or documentation.
 	 */

	/**
	 * Create a new Pane. You may specify the resize
	 * mode for both directions. If you add modes for the secondary direction
	 * (i.e. *_VERT for a HORIZONTAL pane) then sizeSecondary is used as it's
	 * size. If you do not specify sizeSecondary and the mode is ABSOLUTE_VERT
	 * it will be computed as the maximum Height of all SubPanes (the same is
	 * true for VERTICAL panes and subpanes with *_HORZ)
	 */
	CPane pane( layOrientation orientation, layResizeMode modeResize = GREEDY, int sizeBorder = nDefaultBorder, int sizeExtraBorder = 0, int sizeSecondary = 0);

	/**
	 * Create one of the special control panes. Parameter are like pane(). For
	 * additional information see documentation
	 */
	CPane paneTab( CTabCtrl* pTab, layOrientation orientation, layResizeMode modeResize = GREEDY, int sizeBorder = nDefaultBorder, int sizeExtraBorder = 0, int sizeSecondary = 0);
	CPane paneCtrl( UINT nID, layOrientation orientation, layResizeMode modeResize = GREEDY, int sizeBorder = nDefaultBorder, int sizeExtraBorder = 0, int sizeTopExtra = 0, int sizeSecondary = 0);
	CPane paneCtrl( CWnd* pCtrl, layOrientation orientation, layResizeMode modeResize = GREEDY, int sizeBorder = nDefaultBorder, int sizeExtraBorder = 0, int sizeTopExtra = 0, int sizeSecondary = 0);

	/**
	 * Creates a new PaneItem for an Control. If sizeX or sizeY are 0
	 * and modeResize is ABSOLUTE will copy the current dimensions of
	 * the control to m_sizeX/Y. So the appearance does not change
	 * from the Dialog Editor. size*Min = -1 means: do not make smaller
	 * than in Dialog Template.
	 */
	CPaneBase item(UINT nID, layResizeMode modeResize = GREEDY, int sizeX =0, int sizeY =0, int sizeXMin =-1, int sizeYMin =-1);
	CPaneBase item(CWnd* pWnd, layResizeMode modeResize = GREEDY, int sizeX =0, int sizeY =0, int sizeXMin =-1, int sizeYMin =-1);


	/**
	 * Add a whitespace Item (paneNull) of variable size with
	 * a minimum size of 0
	 */
	CPaneBase itemGrowing(layOrientation orientation);

	/**
	 * Add a whitespace Item (paneNull) with fixed size
	 */
	CPaneBase itemFixed(layOrientation orientation, int sizePrimary);

	/**
	 * Add a whitespace Item (paneNull) of fixed size based on the
	 * current layout (as in the dialog template). Based on the layout
	 * of the pane vertical or horizontal spacing is considered
	 *
	 * First argument is the left (top) item for a HORIZONTAL (VERTICAL) pane
	 */
	CPaneBase itemSpaceBetween( layOrientation orientation, CWnd* pWndFirst, CWnd* pWndSecond );
	CPaneBase itemSpaceBetween( layOrientation orientation, UINT nIDFirst, UINT nIDSecond );

	/**
	 * Add a whitespace Item (paneNull) of fixed size based on the
	 * size of another item
	 */
	CPaneBase itemSpaceLike( layOrientation orientation, CWnd* pWnd );
	CPaneBase itemSpaceLike( layOrientation orientation, UINT nID );

protected:
	/**
	 * This holds the root pane. Fill in InitDialog()
	 */
	CPane m_RootPane;

	/**
 	 * Create a root pane
	 */
	CPane CreateRoot(layOrientation orientation, int sizeBorder = nDefaultBorder, int sizeExtraBorder = 0 )
	{
		if(m_RootPane.IsValid())
		{
			// free old root
			m_RootPane = 0;
		}
		m_RootPane = new Pane( this, orientation, sizeBorder, sizeExtraBorder);
		return m_RootPane;
	}

	/**
	 * Key in Registry where to store Size
	 */
	CString m_strRegStore;

	/**
	 * Borders around root
	 */
	CSize	m_sizeRootBorders;
};

inline ETSLayoutMgr::layResizeMode operator|(const ETSLayoutMgr::layResizeMode m1, 
											 const ETSLayoutMgr::layResizeMode m2)
	{ return (ETSLayoutMgr::layResizeMode)( (DWORD)m1|(DWORD)m2); }


/**
 * Base class for the Layout function. Derive your own class
 * from this or derive it from CDialog and modify _all_
 * references to CDialog to ETSLayoutDialog
 */
class ETSGUI_EXT_CLASS ETSLayoutDialog : public ETSLayout::CBaseDialog, protected ETSLayoutMgr
{
// Construction
public:
	ETSLayoutDialog(UINT nID, CWnd* pParent = NULL, LPCTSTR strName = NULL, bool bGripper = true);   // standard constructor

// Dialog Data
	//{{AFX_DATA(ETSLayoutDialog)
	//}}AFX_DATA


// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(ETSLayoutDialog)
	//}}AFX_VIRTUAL

// Implementation
protected:
	// Generated message map functions
	//{{AFX_MSG(ETSLayoutDialog)
	afx_msg void OnSize(UINT nType, int cx, int cy);
	afx_msg void OnGetMinMaxInfo(MINMAXINFO FAR* lpMMI);
	afx_msg BOOL OnEraseBkgnd(CDC* pDC);
	virtual BOOL OnInitDialog();
	afx_msg void OnDestroy();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()

	virtual CRect GetRect();

	bool		m_bGripper;
	CStatusBar	m_StatusBar;
};


/**
 * Base class for the Layout function. Derive your own class
 * from this or derive it from CDialog and modify _all_
 * references to CFormView to ETSLayoutFormView
 */
class ETSGUI_EXT_CLASS ETSLayoutFormView : public ETSLayout::CBaseFormView, public ETSLayoutMgr
{
// Construction
	DECLARE_DYNAMIC(ETSLayoutFormView)
public:
	ETSLayoutFormView(UINT nID, LPCTSTR strName = NULL);   // standard constructor
	virtual ~ETSLayoutFormView();

//	virtual void UpdateLayout();


// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(ETSLayoutDialog)
	//}}AFX_VIRTUAL

// Implementation
protected:

	// Generated message map functions
	//{{AFX_MSG(ETSLayoutDialog)
	afx_msg void OnSize(UINT nType, int cx, int cy);
	afx_msg BOOL OnEraseBkgnd(CDC* pDC);
	afx_msg void OnGetMinMaxInfo(MINMAXINFO FAR* lpMMI);
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};


/**
 * Base class for the Layout function. Derive your own class
 * from this or derive it from CBCGDialogBar/CDialogBar and 
 * modify _all_  references to CBCGDialogBar/CDialogBar to 
 * ETSLayoutDialogBar
 */
class ETSGUI_EXT_CLASS ETSLayoutDialogBar : public ETSLayout::CBaseDialogBar, protected ETSLayoutMgr
{
// Construction
public:
#ifdef CS_HELP
	ETSLayoutDialogBar(UINT nID);
#else
	ETSLayoutDialogBar();
#endif


// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(ETSLayoutDialogBar)
	virtual CSize CalcDynamicLayout(int nLength, DWORD dwMode);
	//}}AFX_VIRTUAL

	/**
	 * Override this to define Layout
	 */
	virtual BOOL Initialize() { return false; };
	virtual void UpdateLayout();

// Implementation
protected:
	// Generated message map functions
	//{{AFX_MSG(ETSLayoutDialogBar)
	afx_msg void OnSize(UINT nType, int cx, int cy);
	afx_msg void OnDestroy();
	afx_msg BOOL OnEraseBkgnd(CDC* pDC);
	//}}AFX_MSG
	LRESULT OnInitDialog(WPARAM, LPARAM);
	DECLARE_MESSAGE_MAP()

	virtual CRect GetRect();
	bool	m_bInitialized;
};



/**************************************************
 ** ! the code is only tested for modal sheets ! **
 **************************************************/


/**
 * Resizable PropertySheet. Use this class standalone
 * or as your base class (instead CProptertySheet)
 */
class ETSGUI_EXT_CLASS ETSLayoutPropertySheet : public CPropertySheet, protected ETSLayoutMgr
{
	DECLARE_DYNAMIC(ETSLayoutPropertySheet)

// Construction
public:
	ETSLayoutPropertySheet(UINT nIDCaption, CWnd *pParentWnd = NULL, UINT iSelectPage = 0, LPCTSTR strName=NULL, bool bGripper=true);
	ETSLayoutPropertySheet(LPCTSTR pszCaption, CWnd *pParentWnd = NULL, UINT iSelectPage = 0, LPCTSTR strName=NULL, bool bGripper=true);

// Operationen
public:
	void	SetAutoDestroy()		{ m_bAutoDestroy = true; }
	void	SetAutoDestroyPages()	{ m_bAutoDestroyPages = true; }
	void	ModelessWithButtons()	{ m_bModelessButtons = true; }
// Overrides
    virtual void AddMainArea(CPane paneRoot, CPaneBase itemTab);
    virtual void AddButtons(CPane paneBottom);
    
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(ETSLayoutPropertySheet)
	public:
	virtual BOOL OnInitDialog();
	virtual void PostNcDestroy();
	//}}AFX_VIRTUAL

// Implementation
public:
	virtual ~ETSLayoutPropertySheet();

	// Generated message map functions
protected:
	//{{AFX_MSG(ETSLayoutPropertySheet)
	afx_msg int OnCreate(LPCREATESTRUCT lpCreateStruct);
	afx_msg void OnSize(UINT nType, int cx, int cy);
	afx_msg void OnGetMinMaxInfo(MINMAXINFO FAR* lpMMI);
	afx_msg void OnDestroy();
	afx_msg BOOL OnEraseBkgnd(CDC* pDC);
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()

	void Resize(int cx, int cy);

friend class ETSLayoutPropertyPage;

	void		Init(LPCTSTR strName, bool bGripper);
	CRect		m_rcStart;
	CRect		m_rcPage;
	bool		m_bGripper;
	CStatusBar	m_StatusBar;
	CPaneBase	m_ItemTab;
	bool		m_bAutoDestroy;
	bool		m_bAutoDestroyPages;
	bool		m_bModelessButtons;
};

/**
 * Base class for the Layout function. Derive your own class
 * from this or derive it from CPropertyPage and 
 * modify _all_  references to CPropertyPage to 
 * ETSLayoutPropertyPage
 */
class ETSGUI_EXT_CLASS ETSLayoutPropertyPage : public ETSLayout::CBasePropertyPage, protected ETSLayoutMgr
{
friend class ETSLayoutPropertySheet;

	DECLARE_DYNCREATE(ETSLayoutPropertyPage)

// Konstruktion
public:
	ETSLayoutPropertyPage( );
	ETSLayoutPropertyPage( UINT nIDTemplate, UINT nIDCaption = 0 );
	ETSLayoutPropertyPage( LPCTSTR lpszTemplateName, UINT nIDCaption = 0 );

	~ETSLayoutPropertyPage();


// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(ETSLayoutPropertyPage)
	public:
	virtual BOOL OnSetActive();
	//}}AFX_VIRTUAL

// Implementation
protected:
	// Generated message map functions
	//{{AFX_MSG(ETSLayoutPropertyPage)
	afx_msg void OnSize(UINT nType, int cx, int cy);
	afx_msg void OnGetMinMaxInfo(MINMAXINFO FAR* lpMMI);
	virtual BOOL OnInitDialog();
	afx_msg BOOL OnEraseBkgnd(CDC* pDC);
	afx_msg void OnWindowPosChanging( WINDOWPOS* lpwndpos );
	afx_msg void OnDestroy();
	afx_msg void OnWindowPosChanged(WINDOWPOS FAR* lpwndpos);
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()

	virtual CRect GetRect();
	bool m_bLockMove;
	bool m_bResetBuddyOnNextTimeVisible;
};



//{{AFX_INSERT_LOCATION}}
// Microsoft Developer Studio will insert additional declarations immediately before the previous line.

#endif // !defined(ETS_LAYOUTMGR_INCLUDED_)

By viewing downloads associated with this article you agree to the Terms of Service and the article's licence.

If a file you wish to view isn't highlighted, and is a text file (not binary), please let us know and we'll add colourisation support for it.

License

This article has no explicit license attached to it but may contain usage terms in the article text or the download files themselves. If in doubt please contact the author via the discussion board below.

A list of licenses authors might use can be found here

Share

About the Author

Erwin Tratar
Web Developer
Germany Germany
independant software developer from Germany.
author of Euraconf, an isdn/pabx management software
 
Programmer since 1991, c/c++/java, started with professional games development, now mainly network, telecommunication and internet stuff

| Advertise | Privacy | Mobile
Web04 | 2.8.140905.1 | Last Updated 5 Aug 2000
Article Copyright 1999 by Erwin Tratar
Everything else Copyright © CodeProject, 1999-2014
Terms of Service
Layout: fixed | fluid