wg_progress.h

一个小巧的嵌入式图形系统wGUI, 可以用VC编译

// wg_progress.h
//
// CProgress interface
//
//
// Copyright (c) 2002 Rob Wiskow
// [e-mail]
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//


#ifndef _WG_PROGRESS_H_
#define _WG_PROGRESS_H_

#include "wg_window.h"
#include "wg_painter.h"


namespace wGui
{

//! A progress bar display

class CProgress : public CWindow
{
public:
	//! Constructs a progress bar, initilizes the limits to 0, and 100 with the progress at 0
  	//! \param WindowRect A CRect that defines the outer limits of the control
	//! \param pParent A pointer to the parent window
	//! \param BarColor The color of the progress bar, defaults to Blue
	CProgress(const CRect& WindowRect, CWindow* pParent, CRGBColor BarColor = COLOR_BLUE);

	//! Standard destructor
	virtual ~CProgress(void);

	//! Set the limits of the progress bar
	void SetLimits(int Min, int Max);

	//! \return The minimum limit of the progress bar
	int GetMinLimit(void) { return m_iMin; }

	//! \return The maximum limit of the progress bar
	int GetMaxLimit(void) { return m_iMax; }

	//! Set the current progress value.
	void SetProgress(int iProgress);

	//! \return The current progress value
	int GetProgress(void) { return m_iProgress; }

	// CWindow overrides
	//! Draws the progress bar
	virtual void Draw(void) const;

private:
	//! The minimum value of the progress bar
	int m_iMin;

	//! The maximum value of the progress bar
	int m_iMax;

	//! The current value of the progress bar
	int m_iProgress;

	//! The color of the progress bar
	CRGBColor m_BarColor;


private:
	void operator=(CProgress) { }  //!< The assignment operator is not allowed for CWindow derived objects
};

}

#endif  // _WG_PROGRESS_H_