zdlg.cpp

VC++开源条形码代码。自动生成条形码和打印功能

// ZDlg.cpp : implementation file
//

#include "stdafx.h"
#include "BarCode.h"
#include "ZDlg.h"

#include "Help.h"


#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////

ZDlg::ZDlg(CWnd* pParent /*=NULL*/)
	: CDialog(ZDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(ZDlg)
	//}}AFX_DATA_INIT
}

ZDlg::~ZDlg()
{
}

void ZDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(ZDlg)
	DDX_Control(pDX, BTN_PRINT, btn_Menu);
	DDX_Control(pDX, ED_MOVE, ed_Move);
	DDX_Control(pDX, ED_PRINTY, ed_PrintY);
	DDX_Control(pDX, ED_PRINTX, ed_PrintX);
	DDX_Control(pDX, ED_PRINTH, ed_PrintH);
	DDX_Control(pDX, ED_PENW, ed_PenW);
	DDX_Control(pDX, CMB_STYLE, cmb_Style);
	DDX_Control(pDX, BTN_ONTOP, btn_OnTop);
	DDX_Control(pDX, CMB_MAPMODE, cmb_MapMode);
	DDX_Control(pDX, ED_CODE, ed_Code);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(ZDlg, CDialog)
	//{{AFX_MSG_MAP(ZDlg)
	ON_WM_PAINT()
	ON_BN_CLICKED(IDOK, On_IDOK)
	ON_BN_CLICKED(BTN_HELP, On_BtnHelp)
	ON_WM_DESTROY()
	ON_BN_CLICKED(BTN_CLOSE, On_BtnClose)
	ON_WM_LBUTTONDOWN()
	ON_BN_CLICKED(BTN_ONTOP, On_BtnOnTop)
	ON_CBN_SELCHANGE(CMB_STYLE, On_CmbStyleSelChange)
	ON_CBN_SELCHANGE(CMB_MAPMODE, On_CmbMapModeSelChange)
	ON_BN_CLICKED(BTN_PRINT, On_BtnPrint)
	ON_EN_CHANGE(ED_CODE, On_EdCodeChange)
	ON_EN_CHANGE(ED_PENW, On_EdPenWidthChange)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// ZDlg message handlers

void ZDlg::On_IDOK() 
{
}

void ZDlg::On_BtnClose() 
{
	OnCancel();	
}

void ZDlg::OnLButtonDown(UINT nFlags, CPoint point) 
{
	CDialog::OnLButtonDown(nFlags, point);

	SendMessage(WM_NCLBUTTONDOWN,HTCAPTION);
}

void ZDlg::On_BtnOnTop() 
{
	CString cs;
	btn_OnTop.GetWindowText(cs);

	if(cs.CompareNoCase("OnTop")==0)	btn_OnTop.SetWindowText("OnNormal");
	else								btn_OnTop.SetWindowText("OnTop");
	P_SetOnTop();
}

void ZDlg::P_SetOnTop()
{
	CString cs;
	btn_OnTop.GetWindowText(cs);

	HWND hWnd=HWND_NOTOPMOST;
	if(cs.CompareNoCase("OnTop")!=0)	hWnd=HWND_TOPMOST;

	::SetWindowPos(m_hWnd,hWnd,0,0,0,0,SWP_NOMOVE|SWP_NOSIZE);
}


void ZDlg::OnDestroy() 
{
	CDialog::OnDestroy();
}

int ZDlg::P_AddOrGet(CComboBox &box, BOOL bAdd)
{
	struct IntString
	{
		int iV;
		char*psz;
	};

	IntString ps[]=
	{
		{MM_TEXT,		"MM_TEXT"},
		{MM_LOENGLISH,	"MM_LOENGLISH"},
		{MM_HIENGLISH,	"MM_HIENGLISH"},
		{MM_LOMETRIC,	"MM_LOMETRIC"},
		{MM_TWIPS,		"MM_TWIPS"},
	};
	
	int i,iNum=sizeof(ps)/sizeof(ps[0]);

	if(bAdd==0)
	{
		i=box.GetCurSel();
		if((i<0)||(i>=iNum))	return ps[0].iV;
		return ps[i].iV;
	}

	for(i=0;i<iNum;i++)
	{
		box.AddString(ps[i].psz);
	}
	return 0;
}

BOOL ZDlg::OnInitDialog()
{
	CDialog::OnInitDialog();
	SetWindowText("Using barcode library");

	P_AddOrGet(cmb_MapMode,1);

	char*pCode[]=
	{
		"Code39",
		"Code93",
		"Code128A",
		"Code128B",
		"Code128C",
		"CodeI2of5",
		"CodeEan13",
	};

	int i,iNum=sizeof(pCode)/sizeof(pCode[0]);
	for(i=0;i<iNum;i++)
	{
		cmb_Style.AddString(pCode[i]);
	}
	
	cmb_Style.SetCurSel(0);
	cmb_MapMode.SetCurSel(1);
	ed_Code.SetWindowText("0123456789");

	ed_PenW.SetWindowText("1");

	ed_PrintX.SetWindowText("100");
	ed_PrintY.SetWindowText("100");
	ed_PrintH.SetWindowText("100");

	return 1;
}

void ZDlg::On_BtnHelp() 
{
	char sz[1024];
	::GetModuleFileName(0,sz,1020);
	char*p=strrchr(sz,'\\');
	p++;
	*p=0;
	strcat(sz,"help.htm");
	::ShellExecute(0,0,sz,0,0,SW_SHOW);
}

void ZDlg::On_CmbStyleSelChange() 
{
	RedrawWindow();	
}

void ZDlg::On_CmbMapModeSelChange() 
{
	RedrawWindow();	
}

void ZDlg::On_EdCodeChange() 
{
	RedrawWindow();	
}

void ZDlg::On_EdPenWidthChange() 
{
	RedrawWindow();	
}

void ZDlg::OnPaint() 
{
	CPaintDC dc(this);

	P_DrawBarCode(&dc,0);
}


void ZDlg::On_BtnPrint() 
{
	CPrintDialog cp(0);
	if(cp.DoModal()!=IDOK)	return;
	HDC hDC=cp.GetPrinterDC();
	CDC*pDC=CDC::FromHandle(hDC);
	P_DrawBarCode(pDC,1);
}

void ZDlg::P_DrawBarCode(CDC*pDC,const BOOL bPrint)
{
	const int iSel=cmb_Style.GetCurSel();
	if(iSel<0)	return;

	//--------------------------------------------
	int iL,iT,iB;
	const int iMapMode=pDC->SetMapMode(P_AddOrGet(cmb_MapMode,0));
	
	{
		CRect rcT;
		if(bPrint)
		{
			rcT.left	=Help::GetValue(ed_PrintX);
			rcT.top		=Help::GetValue(ed_PrintY);
			rcT.bottom	=rcT.top+Help::GetValue(ed_PrintH);

			//temp, useless value
			rcT.right=rcT.left+100;
		}
		else
		{
			GetWindowRect(&rcT);
			::MapWindowPoints(0,m_hWnd,(POINT*)&rcT,2);
			rcT.left+=4;
			rcT.bottom+=30;
		}
		pDC->DPtoLP(&rcT);
		iL=rcT.left;
		iT=rcT.top;
		iB=rcT.bottom;
	}
	//--------------------------------------------

	int iPenW=Help::GetValue(ed_PenW);
	if(iPenW==0)	iPenW=1;

	CString csStyle;
	cmb_Style.GetWindowText(csStyle);
	CString csCode;
	ed_Code.GetWindowText(csCode);

	COLORREF clrBar		=RGB(0,0,0);
	COLORREF clrSpace	=RGB(255,255,255);

	if(bPrint)
	{
		pDC->StartDoc("Hello");
		pDC->StartPage();
	}

	if(csStyle.CompareNoCase("Code39")==0)
	{
		Barcode39 code;
		code.Encode39(csCode);
		P_DrawBarcode(pDC,iL,iT,iB-10,iB,clrBar,clrSpace,iPenW,&code);
	}
	else
	if(csStyle.CompareNoCase("Code93")==0)
	{
		Barcode93 code;
		code.Encode93(csCode);
		P_DrawBarcode(pDC,iL,iT,iB-10,iB,clrBar,clrSpace,iPenW,&code);
	}
	else
	if(csStyle.CompareNoCase("CodeI2of5")==0)
	{
		BarcodeI2of5 code;
		code.EncodeI2of5(csCode);
		P_DrawBarcode(pDC,iL,iT,iB-10,iB,clrBar,clrSpace,iPenW,&code);
	}
	else
	if(csStyle.CompareNoCase("Code128A")==0)
	{
		Barcode128 code;
		code.Encode128A(csCode);
		P_DrawBarcode(pDC,iL,iT,iB-10,iB,clrBar,clrSpace,iPenW,&code);
	}
	else
	if(csStyle.CompareNoCase("Code128B")==0)
	{
		Barcode128 code;
		code.Encode128B(csCode);
		P_DrawBarcode(pDC,iL,iT,iB-10,iB,clrBar,clrSpace,iPenW,&code);
	}
	else
	if(csStyle.CompareNoCase("Code128C")==0)
	{
		Barcode128 code;
		code.Encode128C(csCode);
		P_DrawBarcode(pDC,iL,iT,iB-10,iB,clrBar,clrSpace,iPenW,&code);
	}
	else
	if(csStyle.CompareNoCase("CodeEan13")==0)
	{
		BarcodeEan13 code;
		code.EncodeEan13(csCode);
		P_DrawBarcode(pDC,iL,iT,iB-10,iB,clrBar,clrSpace,iPenW,&code);
	}
	
	if(bPrint)
	{
		pDC->EndPage();
		pDC->EndDoc();
	}
	pDC->SetMapMode(iMapMode);
}

void ZDlg::P_DrawBarcode(CDC*pDC,int iX,int iY0,int iY10,int iY11,COLORREF clrBar,COLORREF clrSpace,int iPenW,BarcodeBase*pBc)
{
	pBc->DrawBarcode(pDC->m_hDC,iX,iY0,iY10,iY11,clrBar,clrSpace,iPenW);	
}

LRESULT ZDlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam) 
{
	CRect rc;
	if(message==WM_USER)
	{
		GetWindowRect(&rc);
		rc.left+=wParam;
		rc.right+=wParam;
		MoveWindow(&rc);
	}
	else
	if(message==WM_USER+1)
	{
		GetWindowRect(&rc);
		rc.top+=wParam;
		rc.bottom+=wParam;
		MoveWindow(&rc);
	}

	return CDialog::WindowProc(message, wParam, lParam);
}