//
// StyleButton.h : Version 1.0 - see article at CodeProject.com
//
// Author:  Darren Sessions
//          
//
// Description:
//     StyleButton is a CButton derived control that uses GDI+ to support 
//     alternate image formats.  StyleButton is an updated version of my
//	   GdipButton that supports the use of Styles.
//
// History
//		Version 1.1 - 2008 July 25
//		- Changed all button types to styles
//
//		Version 1.0 - 2008 July 1
//		- Initial public release
//
// License:
//     This software is released under the Code Project Open License (CPOL),
//     which may be found here:  http://www.codeproject.com/info/eula.aspx
//     You are free to use this software in any way you like, except that you 
//     may not sell this source code.
//
//     This software is provided "as is" with no expressed or implied warranty.
//     I accept no liability for any damage or loss of business that this 
//     software may cause.
//
///////////////////////////////////////////////////////////////////////////////

#pragma once

#include "style.h"

/////////////////////////////////////////////////////////////////////////////
// StyleButton window

class StyleButton : public CButton
{
public:

	StyleButton();
	virtual ~StyleButton();

	// image states
	enum ButtonStates
	{
		STD_STATE	= 0,
		ALT_STATE,
		DIS_STATE
	};

	// sets the image type
	void SetImage(int type);

	// load image functions
	BOOL LoadAltImage(UINT id, LPCTSTR pType);
	BOOL LoadStdImage(UINT id, LPCTSTR pType);

	// load style functions
	void LoadStdStyle(Style style);
	void LoadHotStyle(Style style);
	void LoadPressedStyle(Style style);
	void LoadAltStyle(Style style);
	void LoadAltHotStyle(Style style);
	void LoadAltPressedStyle(Style style);
	void LoadDisabledStyle(Style style);

	// if false, disables the press state and uses grayscale image if it exists
	void EnableButton(BOOL bEnable = TRUE) { m_bIsDisabled = !bEnable; }

	// in toggle mode each press toggles between std and alt images
	void EnableToggle(BOOL bEnable = TRUE);

	// return the enable/disable state
	BOOL IsDisabled(void) {return (m_bIsDisabled == TRUE); }

	void SetBkGnd(CDC* pDC);

	void Regenerate();

	void SetToolTipText(CString spText, BOOL bActivate = TRUE);
	void SetToolTipText(UINT nId, BOOL bActivate = TRUE);
	void DeleteToolTip();

	Style* GetBtnStyle()
	{
		return m_pCurBtn;
	}
protected:

	void CreateButton();

	void PaintBk(CDC* pDC);
	void PaintBtn(CDC* pDC);

	BOOL	m_bIsDisabled;
	BOOL	m_bIsToggle;
	BOOL	m_bIsHovering;
	BOOL	m_bIsTracking;

	BOOL	m_bHaveAltStyle;

	int		m_nCurState;

	CString			m_tooltext;
	CToolTipCtrl*	m_pToolTip;
	
	void	InitToolTip();

	virtual void PreSubclassWindow();
	virtual void DrawItem(LPDRAWITEMSTRUCT /*lpDrawItemStruct*/);
	virtual BOOL PreTranslateMessage(MSG* pMsg);

	//{{AFX_MSG(StyleButton)
	afx_msg BOOL OnEraseBkgnd(CDC* pDC);
	afx_msg void OnMouseMove(UINT nFlags, CPoint point);
	afx_msg LRESULT OnMouseLeave(WPARAM wparam, LPARAM lparam);
	afx_msg LRESULT OnMouseHover(WPARAM wparam, LPARAM lparam);
	//}}AFX_MSG

	DECLARE_MESSAGE_MAP()

private:

	CDC		m_dcBk;			// button background

	Style	m_Background;
	
	Style*	m_pCurBtn;

	Style	m_StdStyle;
	Style	m_StdPStyle;
	Style	m_StdHStyle;
	Style	m_StdGStyle;
	Style	m_AltStyle;
	Style	m_AltPStyle;
	Style	m_AltHStyle;
};