ebcontrol.c

基于minigui开发的一套图形控件系统

// $Id: ebcontrol.c,v 1.1.1.1 2005/01/18 11:47:58 tangjb Exp $
//
// edit.c: the Single Line Edit Control module.
//
// Copyright (C) 1999, 2000, 2001, 2002 Wei Yongming.
// 
// Current maintainer: Wei Yongming.
//

/*
**  This library is free software; you can redistribute it and/or
**  modify it under the terms of the GNU Library General Public
**  License as published by the Free Software Foundation; either
**  version 2 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
**  Library General Public License for more details.
**
**  You should have received a copy of the GNU Library 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
*/

/*
**  Alternatively, the contents of this file may be used under the terms 
**  of the Mozilla Public License (the "MPL License") in which case the
**  provisions of the MPL License are applicable instead of those above.
*/

// Note:
//  Although there was a version by Zhao Jianghua, this version of
//  EDIT control is written by Wei Yongming from scratch.
//
// Create date: 1999/8/26
//
// Modify records:
//
//  Who             When        Where       For What                Status
//-----------------------------------------------------------------------------
//  WEI Yongming    2000/02/24  Tsinghua    Add MPL License         Finished
//
//
// TODO:
//    * Selection.
//    * Undo.

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include <minigui/common.h>
#include <minigui/minigui.h>
#include <minigui/gdi.h>
#include <minigui/window.h>
#include <minigui/control.h>

static int ebinit_count = 0;
extern BOOL RegisterBmpButtonControl (void);
extern void BmpButtonControlCleanup (void);

extern BOOL RegisterEBEditControl (void);
extern void EBEditControlCleanup (void);

extern BOOL RegisterEBListViewControl (void);
extern void EBListViewControlCleanup (void);

extern BOOL RegisterEBProgressBarControl (void);
extern void EBProgressBarControlCleanup (void);

extern BOOL RegisterEBStaticControl (void);
extern void EBStaticControlCleanup (void);

extern BOOL RegisterEBTrackBarControl (void);
extern void EBTrackBarControlCleanup (void);

//add by tjb
extern BOOL RegisterEBCheckBoxControl (void);
extern void EBCheckboxControlCleanup (void);
extern BOOL RegisterPlayGifControl(void);
extern void PlayGifControlCleanup(void);

//add by srz
extern BOOL RegisterEBFlashplayerControl (void);
extern void EBFlashplayerControlCleanup (void);

BOOL InitEbControl ( void )
{
    if (ebinit_count > 0)
        goto success;

    	if (!RegisterBmpButtonControl ()) {
        	return FALSE;
   	}

    	if (!RegisterEBEditControl ()) {
    		BmpButtonControlCleanup ();
        	return FALSE;
    	}

	if(!RegisterEBListViewControl())
	{
		BmpButtonControlCleanup ();
    		EBEditControlCleanup ();
		return FALSE;
	}
	
	if(!RegisterEBProgressBarControl())
	{
		BmpButtonControlCleanup ();
    		EBEditControlCleanup ();
    		EBListViewControlCleanup ();
		return FALSE;
	}
		
	if(!RegisterEBStaticControl())
	{
		BmpButtonControlCleanup ();
    		EBEditControlCleanup ();
    		EBListViewControlCleanup ();
    		EBProgressBarControlCleanup();
  		return FALSE;
	}
		
		
	if(!RegisterEBTrackBarControl())
	{
		BmpButtonControlCleanup ();
    		EBEditControlCleanup ();
    		EBListViewControlCleanup ();
    		EBProgressBarControlCleanup();
    		EBStaticControlCleanup();
		return FALSE;
	}

	if (! RegisterEBCheckBoxControl())
	{
		BmpButtonControlCleanup ();
		EBEditControlCleanup ();
		EBListViewControlCleanup ();
		EBProgressBarControlCleanup();
		EBStaticControlCleanup();
		EBTrackBarControlCleanup();
		return FALSE;
	}

	if (! RegisterEBMLEditControl())
	{
		BmpButtonControlCleanup ();
		EBEditControlCleanup ();
		EBListViewControlCleanup ();
		EBProgressBarControlCleanup();
		EBStaticControlCleanup();
		EBTrackBarControlCleanup();
		EBCheckboxControlCleanup();
		return FALSE;
	}
	
	if (! RegisterEBFlashplayerControl())
	{
		BmpButtonControlCleanup ();
		EBEditControlCleanup ();
		EBListViewControlCleanup ();
		EBProgressBarControlCleanup();
		EBStaticControlCleanup();
		EBTrackBarControlCleanup();
		EBCheckboxControlCleanup();
		EBMLEditControlCleanup();
		return FALSE;
	}

	if (! RegisterPlayGifControl())
	{
		BmpButtonControlCleanup ();
		EBEditControlCleanup ();
		EBListViewControlCleanup ();
		EBProgressBarControlCleanup();
		EBStaticControlCleanup();
		EBTrackBarControlCleanup();
		EBCheckboxControlCleanup();
		EBMLEditControlCleanup();
		EBFlashplayerControlCleanup();
		return FALSE;
	}
success:
    ebinit_count ++;
    return TRUE;
    
}

void EbControlCleanUp (void)
{
    ebinit_count --;
    if (ebinit_count != 0)
        return;

    BmpButtonControlCleanup ();
    EBEditControlCleanup ();
    EBListViewControlCleanup ();
    EBProgressBarControlCleanup();
    EBStaticControlCleanup();
    EBTrackBarControlCleanup();  
	EBCheckboxControlCleanup();
	EBMLEditControlCleanup();
	EBFlashplayerControlCleanup();
	PlayGifControlCleanup();
}

void CtrlDrawPictrueToBK(HDC hdc, RECT * rect, const char * picname, int bmtype, int alpha)
{
	PBITMAP pbmp;
	
	if (picname != NULL)
	{
		pbmp = malloc(sizeof(BITMAP));
		if (pbmp == NULL)
		{
			printf(" CtrlDrawPictrueToBK() malloc failed! \n");
			return;
		}
		if ( LoadBitmap(hdc, pbmp, picname) < 0 )
		{
			printf(" CtrlDrawPictrueToBK() LoadBitmap failed! \n");
			return;
		}
		
		pbmp->bmType = bmtype;
		if (bmtype & BMP_TYPE_COLORKEY)//transparent bitmap
		{
			pbmp->bmColorKey = GetPixelInBitmap (pbmp, 0, 0);
		}
		else if (bmtype & BMP_TYPE_ALPHACHANNEL)//Alpha Blended Bitmaps
		{
			pbmp->bmAlpha = alpha;
		}
		else if ((bmtype & BMP_TYPE_COLORKEY) && 
			(bmtype & BMP_TYPE_ALPHACHANNEL))//Alpha Blended Transparent Bitmap
		{
			pbmp->bmColorKey = GetPixelInBitmap (pbmp, 0, 0);
			pbmp->bmAlpha = alpha;
		}
		FillBoxWithBitmap(hdc, 0, 0, rect->right-rect->left, 
							rect->bottom-rect->top, pbmp);
		UnloadBitmap(pbmp);
		free(pbmp);
	}
}