The Psychology of a WTL Project: Lowercase Cause (a typing program)

#include "StdAfx.h"
#include ".\menudlg.h"
#include "HighScoresDlg.h"
#include "AboutDlg.h"
#include "sound_system.h"

LRESULT CMenuDlg::OnInitDialog(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/)
{
	hf::set_window_icon(*this, IDR_MAINFRAME, true);

	// default mode
	CheckDlgButton(RDO_SURVIVAL + settings::get_last_type(), TRUE);

	// populate our combo list with difficulties
	_cboDifficulty.Attach(GetDlgItem(CBO_DIFFICULTY));
	for(int n = STR_DIFFICULTY_LEVEL_1; n <= STR_DIFFICULTY_LEVEL_8; n++)
	{
		std::ostringstream ss;
		ss << _game_session.get_target_wpm((n - STR_DIFFICULTY_LEVEL_1) + 1)
			<< _T(" ") << hf::load_string(STR_COL_WPM) << _T(": ") 
		   << hf::load_string(n);
		_cboDifficulty.AddString(ss.str().c_str());
	}	

	// default difficulty
	_cboDifficulty.SetCurSel(settings::get_last_difficulty() - 1);

	InitList();

	// default time for the timed mode
	_edMinutes.Attach(GetDlgItem(ED_MINUTES));
	_edMinutes.SetWindowText(
		hf::int_to_str(settings::get_last_timed_minutes()).c_str());

	// set the default phrase file
	std::string temp_str = settings::get_last_phrase_file();
	LVFINDINFO fi;
	fi.flags = LVFI_STRING;
	fi.psz = temp_str.c_str();
	_lvwPhraseFiles.SelectItem(_lvwPhraseFiles.FindItem(&fi, 0));

	UpdateControls();
	_lvwPhraseFiles.SetFocus();

	return TRUE;
}

void CMenuDlg::InitList()
{
	_lvwPhraseFiles.Attach(GetDlgItem(LVW_PHRASE_FILES));

	// set to full row selection
	SendMessage(_lvwPhraseFiles.m_hWnd, LVM_SETEXTENDEDLISTVIEWSTYLE,
		LVS_EX_FULLROWSELECT, LVS_EX_FULLROWSELECT);

	// set up an image list for the listview
	hf::create_small_image_list(_ilPhraseFiles);
	hf::add_icon(_ilPhraseFiles, ICO_LIST);
	_lvwPhraseFiles.SetImageList(_ilPhraseFiles, LVSIL_SMALL);

	// add columns and set their widths correctly
	CRect list_rect;
	_lvwPhraseFiles.GetClientRect(&list_rect);
	int list_width = list_rect.Width();
	_lvwPhraseFiles.InsertColumn(0, 
		hf::load_string(STR_PHRASE_LIST_FILENAME).c_str(), LVCFMT_LEFT,
		static_cast<int>(list_width * .66), -1);
	_lvwPhraseFiles.InsertColumn(1, 
		hf::load_string(STR_PHRASE_LIST_HIGH_SCORE).c_str(), LVCFMT_RIGHT,
		static_cast<int>(list_width * .335), -1);

	LoadList();
}

void CMenuDlg::SetSettings()
{
	int cur_sel = _lvwPhraseFiles.GetSelectedIndex();
	if(cur_sel != -1)
	{
		std::string path = hf::get_listview_text(_lvwPhraseFiles, cur_sel, 0);
		settings::set_last_phrase_file(path);
	}

	settings::set_last_difficulty(_cboDifficulty.GetCurSel() + 1);
	settings::set_last_timed_minutes(GetTimeFromUI() / 60);
	settings::set_last_type(static_cast<game_type>(
		IsDlgButtonChecked(RDO_TIMED)));
}

void CMenuDlg::LoadList()
{
	string_list_t phrase_file_list = get_phrase_files();
	string_list_t::iterator i;
	for(i = phrase_file_list.begin(); i != phrase_file_list.end(); i++)
	{
		int index = _lvwPhraseFiles.GetItemCount();
		_lvwPhraseFiles.InsertItem(index, i->c_str(), 0);
	}
}

void CMenuDlg::UpdateControls()
{
	// enable windows based on the radio button
	_cboDifficulty.EnableWindow(IsDlgButtonChecked(RDO_SURVIVAL));
	_edMinutes.EnableWindow(IsDlgButtonChecked(RDO_TIMED));
	
	// no new game unless a list is selected
	GetDlgItem(BN_NEW_GAME).EnableWindow(
		_lvwPhraseFiles.GetSelectedIndex() != LB_ERR);

	// setup our high score with what our ui has currently, we use
	// this to compare our high scores
	high_score hs;
	hs.set_type(IsDlgButtonChecked(RDO_SURVIVAL) ? SURVIVAL : TIMED);
	hs.set_difficulty(
		hs.get_type() == SURVIVAL ? _cboDifficulty.GetCurSel() + 1 : 1);
	if(hs.get_type() == TIMED)
		hs.set_time(GetTimeFromUI());

	// retrieve any high scores associated with this playing theme
	for(int n = 0; n <= _lvwPhraseFiles.GetItemCount(); n++)
	{
		std::string file = hf::get_listview_text(_lvwPhraseFiles, n, 0);
		hs.set_phrase_list(file);

		high_score temp = high_score_manager::get_current_high_score(hs);
		if(!temp.is_null())
			_lvwPhraseFiles.SetItemText(n, 1, temp.get_string().c_str());
		else
			_lvwPhraseFiles.SetItemText(n, 1, _T(""));
	}
}

LRESULT CMenuDlg::OnClose(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/)
{
	SetSettings();
	EndDialog(1);
	return 0;
}

LRESULT CMenuDlg::OnBnClickedNewGame(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
{
	std::string path;
	int cur_sel = _lvwPhraseFiles.GetSelectedIndex();
	if(cur_sel != LB_ERR)
	{
		SetSettings();

		// attempt loading the file
		path = hf::get_listview_text(_lvwPhraseFiles, cur_sel, 0);
		path += _T(".ini");
		_phrase_list.load_phrase_list(path);

		// check for at least a valid entry
		if(!_phrase_list.get_count())
		{
			MessageBox(hf::load_string(STR_ERROR_NO_PHRASES).c_str(),
				hf::load_string(STR_ERROR).c_str());
			return 0;
		}

		// set our mode inexplicitly
		if(IsDlgButtonChecked(RDO_SURVIVAL))
			_game_session.set_difficulty(_cboDifficulty.GetCurSel() + 1);
		else
			_game_session.set_timer(GetTimeFromUI());

		// averages are an important part to calculating how long a window
		// should live for
		_game_session.set_average_phrase_length(
			_phrase_list.get_average_length());
		EndDialog(0);
	}
	return 0;
}

int CMenuDlg::GetTimeFromUI()
{
	int minutes = _ttoi(hf::get_window_text(_edMinutes).c_str());
	if(!minutes)
		minutes = 10;
	return minutes * 60;
}

LRESULT CMenuDlg::OnBnClickedSurvival(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
{
	UpdateControls();
	return 0;
}

LRESULT CMenuDlg::OnBnClickedTimed(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
{
	UpdateControls();
	return 0;
}

LRESULT CMenuDlg::OnLvnItemchangedPhraseFiles(int /*idCtrl*/, LPNMHDR /*pNMHDR*/, BOOL& /*bHandled*/)
{
	UpdateControls();
	return 0;
}

LRESULT CMenuDlg::OnCbnSelchangeDifficulty(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
{
	UpdateControls();
	return 0;
}

LRESULT CMenuDlg::OnEnChangeMinutes(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
{
	UpdateControls();
	return 0;
}

LRESULT CMenuDlg::OnBnClickedHighScores(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
{
	sound_system::play_high_scores();
	CHighScoresDlg dlg;
	dlg.DoModal();
	return 0;
}

LRESULT CMenuDlg::OnBnClickedAbout(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
{
	sound_system::play_about();
	CAboutDlg dlg;
	dlg.DoModal();
	return 0;
}