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#include "StdAfx.h"
#include "CurrencyConverter.h"
#include "ModuleInfo.h"
#include "resource.h"
#include "QuotesProviderGoogle.h"
#include "QuotesProviders.h"
#include "WinCtrlHelper.h"
#include "EconomicRateInfo.h"
#include "Locale.h"
#include "DBUtils.h"
#include "IconLib.h"
#define WINDOW_PREFIX "CurrenyConverter_"
#define DB_STR_CC_QUOTE_FROM_ID "CurrencyConverter_FromID"
#define DB_STR_CC_QUOTE_TO_ID "CurrencyConverter_ToID"
#define DB_STR_CC_AMOUNT "CurrencyConverter_Amount"
namespace
{
CQuotesProviderGoogle* get_google_provider()
{
CModuleInfo::TQuotesProvidersPtr& pProviders = CModuleInfo::GetQuoteProvidersPtr();
const CQuotesProviders::TQuotesProviders& rapQuotesProviders = pProviders->GetProviders();
for(CQuotesProviders::TQuotesProviders::const_iterator i = rapQuotesProviders.begin();i != rapQuotesProviders.end();++i)
{
const CQuotesProviders::TQuotesProviderPtr& pProvider = *i;
CQuotesProviderGoogle* pGoogle = dynamic_cast<CQuotesProviderGoogle*>(pProvider.get());
if(pGoogle)
{
return pGoogle;
}
}
assert(!"We should never get here!");
return NULL;
}
CQuotesProviderGoogle::CQuoteSection get_quotes(const CQuotesProviderGoogle* pProvider = NULL)
{
if(NULL == pProvider)
{
pProvider = get_google_provider();
}
if(pProvider)
{
const CQuotesProviderGoogle::CQuoteSection& rQuotes = pProvider->GetQuotes();
if(rQuotes.GetSectionCount() > 0)
{
return rQuotes.GetSection(0);
}
}
return CQuotesProviderGoogle::CQuoteSection();
}
inline tstring make_quote_name(const CQuotesProviderGoogle::CQuote& rQuote)
{
const tstring& rsDesc = rQuote.GetName();
return((false == rsDesc.empty()) ? rsDesc : rQuote.GetSymbol());
}
inline void update_convert_button(HWND hDlg)
{
int nFrom = static_cast<int>(::SendMessage(::GetDlgItem(hDlg,IDC_COMBO_CONVERT_FROM),CB_GETCURSEL,0,0));
int nTo = static_cast<int>(::SendMessage(::GetDlgItem(hDlg,IDC_COMBO_CONVERT_INTO),CB_GETCURSEL,0,0));
bool bEnableButton = ((CB_ERR != nFrom)
&& (CB_ERR != nTo)
&& (nFrom != nTo)
&& (GetWindowTextLength(GetDlgItem(hDlg,IDC_EDIT_VALUE)) > 0));
EnableWindow(GetDlgItem(hDlg,IDC_BUTTON_CONVERT),bEnableButton);
}
inline void update_swap_button(HWND hDlg)
{
int nFrom = static_cast<int>(::SendMessage(::GetDlgItem(hDlg,IDC_COMBO_CONVERT_FROM),CB_GETCURSEL,0,0));
int nTo = static_cast<int>(::SendMessage(::GetDlgItem(hDlg,IDC_COMBO_CONVERT_INTO),CB_GETCURSEL,0,0));
bool bEnableButton = ((CB_ERR != nFrom)
&& (CB_ERR != nTo)
&& (nFrom != nTo));
EnableWindow(GetDlgItem(hDlg,IDC_BUTTON_SWAP),bEnableButton);
}
inline tstring double2str(double dValue)
{
tostringstream output;
output.imbue(GetSystemLocale());
output << std::fixed << std::setprecision(2) << dValue;
return output.str();
}
inline bool str2double(const tstring& s,double& d)
{
tistringstream input(s);
input.imbue(GetSystemLocale());
input >> d;
return ((false == input.bad()) && (false == input.fail()));
}
INT_PTR CALLBACK CurrencyConverterDlgProc(HWND hDlg,UINT msg,WPARAM wp,LPARAM lp)
{
switch(msg)
{
case WM_INITDIALOG:
{
HANDLE hWL = CModuleInfo::GetInstance().GetWindowList(WINDOW_PREFIX,false);
assert(hWL);
WindowList_Add(hWL,hDlg,NULL);
TranslateDialogDefault(hDlg);
::SendMessage(hDlg,WM_SETICON,FALSE,reinterpret_cast<LPARAM>(Quotes_LoadIconEx(ICON_STR_CURRENCY_CONVERTER)));
::SendMessage(hDlg,WM_SETICON,TRUE,reinterpret_cast<LPARAM>(Quotes_LoadIconEx(ICON_STR_CURRENCY_CONVERTER,true)));
HWND hcbxFrom = ::GetDlgItem(hDlg,IDC_COMBO_CONVERT_FROM);
HWND hcbxTo = ::GetDlgItem(hDlg,IDC_COMBO_CONVERT_INTO);
tstring sFromQuoteID = Quotes_DBGetStringT(NULL,QUOTES_MODULE_NAME,DB_STR_CC_QUOTE_FROM_ID);
tstring sToQuoteID = Quotes_DBGetStringT(NULL,QUOTES_MODULE_NAME,DB_STR_CC_QUOTE_TO_ID);
const CQuotesProviderGoogle* pProvider = get_google_provider();
const CQuotesProviderGoogle::CQuoteSection& rSection = get_quotes(pProvider);
size_t cQuotes = rSection.GetQuoteCount();
for(size_t i = 0;i < cQuotes;++i)
{
const CQuotesProviderGoogle::CQuote& rQuote = rSection.GetQuote(i);
tstring sName = make_quote_name(rQuote);
LPCTSTR pszName = sName.c_str();
LRESULT nFrom = ::SendMessage(hcbxFrom,CB_ADDSTRING,0,reinterpret_cast<LPARAM>(pszName));
LRESULT nTo = ::SendMessage(hcbxTo,CB_ADDSTRING,0,reinterpret_cast<LPARAM>(pszName));
if(0 == quotes_stricmp(rQuote.GetID().c_str(),sFromQuoteID.c_str()))
{
::SendMessage(hcbxFrom,CB_SETCURSEL,nFrom,0);
}
if(0 == quotes_stricmp(rQuote.GetID().c_str(),sToQuoteID.c_str()))
{
::SendMessage(hcbxTo,CB_SETCURSEL,nTo,0);
}
}
double dAmount = 1.0;
Quotes_DBReadDouble(NULL,QUOTES_MODULE_NAME,DB_STR_CC_AMOUNT,dAmount);
::SetDlgItemText(hDlg,IDC_EDIT_VALUE,double2str(dAmount).c_str());
const IQuotesProvider::CProviderInfo& pi = pProvider->GetInfo();
tostringstream o;
o << TranslateT("Info provided by") << _T(" <a href=\"") << pi.m_sURL << _T("\">") << pi.m_sName << _T("</a>");
::SetDlgItemText(hDlg,IDC_SYSLINK_PROVIDER,o.str().c_str());
::SendMessage(::GetDlgItem(hDlg,IDC_BUTTON_SWAP),BM_SETIMAGE,IMAGE_ICON,
reinterpret_cast<LPARAM>(Quotes_LoadIconEx(ICON_STR_SWAP)));
update_convert_button(hDlg);
update_swap_button(hDlg);
Utils_RestoreWindowPositionNoSize(hDlg,NULL,QUOTES_PROTOCOL_NAME,WINDOW_PREFIX);
::ShowWindow(hDlg,SW_SHOW);
}
return (TRUE);
case WM_CLOSE:
{
HANDLE hWL = CModuleInfo::GetInstance().GetWindowList(WINDOW_PREFIX,false);
assert(hWL);
WindowList_Remove(hWL,hDlg);
Utils_SaveWindowPosition(hDlg,NULL,QUOTES_PROTOCOL_NAME,WINDOW_PREFIX);
EndDialog(hDlg,0);
}
return (TRUE);
case WM_COMMAND:
switch(LOWORD(wp))
{
case IDC_COMBO_CONVERT_FROM:
case IDC_COMBO_CONVERT_INTO:
if(CBN_SELCHANGE == HIWORD(wp))
{
update_convert_button(hDlg);
update_swap_button(hDlg);
}
return TRUE;
case IDC_EDIT_VALUE:
if(EN_CHANGE == HIWORD(wp))
{
update_convert_button(hDlg);
}
return TRUE;
case IDCANCEL:
{
SendMessage(hDlg, WM_CLOSE, 0, 0);
}
return (TRUE);
case IDC_BUTTON_SWAP:
{
HWND wndFrom = ::GetDlgItem(hDlg,IDC_COMBO_CONVERT_FROM);
HWND wndTo = ::GetDlgItem(hDlg,IDC_COMBO_CONVERT_INTO);
WPARAM nFrom = ::SendMessage(wndFrom,CB_GETCURSEL,0,0);
WPARAM nTo = ::SendMessage(wndTo,CB_GETCURSEL,0,0);
::SendMessage(wndFrom,CB_SETCURSEL,nTo,0);
::SendMessage(wndTo,CB_SETCURSEL,nFrom,0);
}
return (TRUE);
case IDC_BUTTON_CONVERT:
{
HWND hwndAmount = GetDlgItem(hDlg,IDC_EDIT_VALUE);
tstring sText = get_window_text(hwndAmount);
double dAmount = 1.0;
if ((true == str2double(sText,dAmount)) && (dAmount > 0.0))
{
Quotes_DBWriteDouble(NULL,QUOTES_MODULE_NAME,DB_STR_CC_AMOUNT,dAmount);
size_t nFrom = static_cast<size_t>(::SendMessage(::GetDlgItem(hDlg,IDC_COMBO_CONVERT_FROM),CB_GETCURSEL,0,0));
size_t nTo = static_cast<size_t>(::SendMessage(::GetDlgItem(hDlg,IDC_COMBO_CONVERT_INTO),CB_GETCURSEL,0,0));
if ((CB_ERR != nFrom) && (CB_ERR != nTo) && (nFrom != nTo))
{
const CQuotesProviderGoogle::CQuoteSection& rSection = get_quotes();
size_t cQuotes = rSection.GetQuoteCount();
if ((nFrom < cQuotes) && (nTo < cQuotes))
{
CQuotesProviderGoogle::CRateInfo ri;
CQuotesProviderGoogle::CQuote from = rSection.GetQuote(nFrom);
CQuotesProviderGoogle::CQuote to = rSection.GetQuote(nTo);
DBWriteContactSettingTString(NULL,QUOTES_MODULE_NAME,DB_STR_CC_QUOTE_FROM_ID,from.GetID().c_str());
DBWriteContactSettingTString(NULL,QUOTES_MODULE_NAME,DB_STR_CC_QUOTE_TO_ID,to.GetID().c_str());
const CQuotesProviderGoogle* pProvider = get_google_provider();
assert(pProvider);
if(pProvider)
{
tstring sResult;
std::string sError;
try
{
double dResult = pProvider->Convert(dAmount,from,to);
tostringstream ss;
ss.imbue(GetSystemLocale());
ss << std::fixed << std::setprecision(2) << dAmount << " " << from.GetName() << " = " << dResult << " " << to.GetName();
sResult = ss.str();
}
catch(std::exception& e)
{
sError = e.what();
//Quotes_MessageBox(hDlg,sResult.c_str());
}
if(false == sError.empty())
{
//USES_CONVERSION;
sResult = quotes_a2t(sError.c_str());//A2T(sError.c_str());
}
SetDlgItemText(hDlg,IDC_EDIT_RESULT,sResult.c_str());
}
}
}
}
else
{
Quotes_MessageBox(hDlg,TranslateT("Enter positive number."),MB_OK|MB_ICONERROR);
prepare_edit_ctrl_for_error(GetDlgItem(hDlg,IDC_EDIT_VALUE));
}
}
return (TRUE);
}
return (FALSE);
case WM_NOTIFY:
{
LPNMHDR pNMHDR = reinterpret_cast<LPNMHDR>(lp);
switch(pNMHDR->code)
{
case NM_CLICK:
if(IDC_SYSLINK_PROVIDER == wp)
{
PNMLINK pNMLink = reinterpret_cast<PNMLINK>(pNMHDR);
::ShellExecute(hDlg,_T("open"),pNMLink->item.szUrl,NULL,NULL,SW_SHOWNORMAL);
}
break;
}
}
break;
}
return (FALSE);
}
}
INT_PTR QuotesMenu_CurrencyConverter(WPARAM wp,LPARAM lp)
{
HANDLE hWL = CModuleInfo::GetInstance().GetWindowList(WINDOW_PREFIX,true);
HWND hWnd = WindowList_Find(hWL,NULL);
if(NULL != hWnd)
{
SetForegroundWindow(hWnd);
SetFocus(hWnd);
}
else
{
CreateDialogParam(CModuleInfo::GetModuleHandle(), MAKEINTRESOURCE(IDD_CURRENCY_CONVERTER), NULL, CurrencyConverterDlgProc, 0);
}
return 0;
}
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