loginpanel.cpp

是自己开发的程序

#include "LoginPanel.h"
#include "ConfigFrame.h"

const int ID_Button_OK= 500;
const int ID_Button_Clear= 501;

extern MYSQL		* myData ;

BEGIN_EVENT_TABLE(LoginPanel, wxPanel)
    EVT_PAINT(LoginPanel::OnPaint)
    EVT_BUTTON(ID_Button_OK, LoginPanel::OnButtonOK)
    EVT_BUTTON(ID_Button_Clear, LoginPanel::OnButtonClear)
END_EVENT_TABLE()
wxString ConvertFromChar(const char *raw)
{
	wxString str;
	wxChar wStr[512];
	#ifdef UNICODE
		memset(wStr,0,sizeof(wStr));
		mbstowcs(wStr,raw,strlen(raw));
		str.Printf(_("%s"),wStr);
	#else
		str.Printf(_("%s"),raw);
	#endif
	return str;
}
// 将本地编码字符串转换成UTF-8编码
const wxCharBuffer ConvertToUTF8(wxString anyString)
{
    return wxConvUTF8.cWC2MB( anyString.wc_str(*wxConvCurrent) ) ;
}
// 将UTF-8编码的字符串转换成本地编码字符串

wxString ConvertFromUTF8(const char* rawUTF8)
{
    return wxString(wxConvUTF8.cMB2WC(rawUTF8), *wxConvCurrent);
}

LoginPanel::LoginPanel(wxWindow *parent,
                const wxPoint& point,
                const wxSize& size,
                long style)
    : wxPanel(parent, -1,point,size,style, _(""))
{
	strIP = _T("");
	strUser = _T("");

	wxFileInputStream ConfigInStream(_("/software/config/passwd"));
    if(ConfigInStream.Ok())//检查配置文件是否存在
    {
        wxFileConfig config(ConfigInStream, wxConvUTF8);

		if(!config.Read(_("IPADD"),&strIP))
		{
			strIP = _("");
		}
		if(!config.Read(_("USERNAME"),&strUser))
		{
			strUser = _("");
		}
    }

    // 建立到配置文件的连接，同时指定转换为UTF8格式
    
    pStaticBox = new wxStaticBox(this,-1,_("登录"),wxPoint(300,200),wxSize(400,320));

	pTxt1 = new wxStaticText(this,-1,_("应用服务器IP地址："),wxPoint(325,275),wxSize(140,25),wxALIGN_RIGHT);
    pEdit1 = new EditCtrl(this,-1,strIP,wxPoint(475,275),wxSize(150,25),wxTE_PROCESS_ENTER);

    pTxt2 = new wxStaticText(this,-1,_("用户名："),wxPoint(325,325),wxSize(140,25),wxALIGN_RIGHT);
    pEdit2 = new EditCtrl(this,-1,strUser,wxPoint(475,325),wxSize(150,25),wxTE_PROCESS_ENTER);

    pTxt3 = new wxStaticText(this,-1,_("密码："),wxPoint(325,375),wxSize(140,25),wxALIGN_RIGHT);
    pEdit3 = new EditCtrl(this,-1,_(""),wxPoint(475,375),wxSize(150,25),wxTE_PASSWORD);

    pButtonOK = new ButtonCtrl(this,ID_Button_OK,_("确定"),wxPoint(380,440),wxSize(70,27));
    pButtonClear = new ButtonCtrl(this,ID_Button_Clear,_("清除"),wxPoint(560,440),wxSize(70,27));   
    
}

void LoginPanel::OnPaint(wxPaintEvent& event)
{
}

LoginPanel::~LoginPanel()
{
	mysql_close( myData ) ;
}

void LoginPanel::OnButtonOK(wxCommandEvent& event)
{
	ConfigFrame* pMainFrame = (ConfigFrame*)(this->GetParent()->GetParent()->GetParent());
	if(myData)
	{
		mysql_close( myData ) ;
	}
    if ( (myData = mysql_init((MYSQL*) 0)) && 
       mysql_real_connect( myData, (pEdit1->GetValue()).mb_str(wxConvUTF8), (pEdit2->GetValue()).mb_str(wxConvUTF8), (pEdit3->GetValue()).mb_str(wxConvUTF8), szDB,MYSQL_PORT_SVR,NULL, 0))
	{
		  if ( mysql_select_db( myData, szDB ) < 0 ) {			  
			mysql_close( myData ) ;
			wxMessageBox(_T("登陆失败，数据库不存在！"),_T("错误"),wxOK|wxCENTRE,this,460,300);
			return;
		  }
	}else{
		wxMessageBox(_T("登陆失败，数据库连接错误！"),_T("错误"),wxOK|wxCENTRE,this,460,300);
		return;
	}
	//操作数据库的例子
	/*char szSQL[1024];	
	int devCount;
	MYSQL_ROW	row ;
	MYSQL_RES	* res;
	memset(szSQL,0,sizeof(szSQL));
	strcpy(szSQL,"select dev_id,dev_name,dev_station,by1,dev_IP,dev_user,dev_userpass,dev_port from device");
	if ( ! mysql_query( myData, szSQL ) ) {
		res = mysql_store_result( myData ) ;
		devCount = (int) mysql_num_rows( res ) ; 
		while ( row = mysql_fetch_row( res ) ) {
			wxMessageBox(ConvertFromChar(row[2]),ConvertFromChar("错误"),wxOK|wxCENTRE,NULL,460,300);
			wxString str,dev_name;
			str = ConvertFromChar(row[0]);
			dev_name = ConvertFromChar(row[1]);
			//wxTreeItemId id = AppendItem(rootId, dev_name, imagefolder, imagefolderSel,
            //                             new MyTreeItemData(str));
			//SetItemImage(id, TreeCtrlIcon_FolderOpened, wxTreeItemIcon_Expanded);
		}
	}*/
	if(strIP!=pEdit1->GetValue() || strUser!=pEdit2->GetValue())
	{
		wxTextFile file(_("/software/config/passwd"));
		if(file.Open())
		{
			file.Clear();
			file.AddLine(_("IPADD=")+pEdit1->GetValue());
			file.AddLine(_("USERNAME=")+pEdit2->GetValue());
			file.Write();
			file.Close();

			system("mount /dev/hda1 /mnt");
			system("cp /software/config/passwd /mnt/boot/");
			system("umount /mnt");
		}
	}
	//pMainFrame->button1->Show(1);
	//pMainFrame->button2->Show(1);
	//pMainFrame->button3->Show(1);
	//pMainFrame->button4->Show(1);
	pMainFrame->InitIPList();
	pMainFrame->m_treeCtrl->InitTree();
    pMainFrame->ShowListPage();
}

void LoginPanel::OnButtonClear(wxCommandEvent& event)
{
    pEdit1->Clear();
	pEdit2->Clear();
	pEdit3->Clear();
}