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

#pragma once
#include "stdafx.h"
#include "resource.h"
#include "TextTypedCtrl.h"

class CInputDlg : public CDialogImpl<CInputDlg>, public CDialogResize<CInputDlg>
{
public:
	enum { IDD = DLG_INPUT };

	// text is the phrase to display
	// life is how long the dialog will be displayed before "dying" in seconds
	// color is what color we should be faded into
	CInputDlg(const std::string& text, int life, COLORREF color) 
		: _text(text), _life(life), _color(color) {};

	virtual void OnFinalMessage(HWND hWnd);

	BEGIN_MSG_MAP(CInputDlg)
		MESSAGE_HANDLER(WM_INITDIALOG, OnInitDialog)
		MESSAGE_HANDLER(WM_TIMER, OnTimer)
		MESSAGE_HANDLER(WM_ERASEBKGND, OnEraseBkgnd)
		MESSAGE_HANDLER(WM_PAINT, OnPaint)
		CHAIN_MSG_MAP(CDialogResize<CInputDlg>)
	END_MSG_MAP()

	BEGIN_DLGRESIZE_MAP(CInputDlg)
		BEGIN_DLGRESIZE_GROUP()
		DLGRESIZE_CONTROL(STC_TARGET, DLSZ_SIZE_X | DLSZ_SIZE_Y)
		DLGRESIZE_CONTROL(STC_INPUT, DLSZ_SIZE_X | DLSZ_SIZE_Y | DLSZ_MOVE_Y)
		END_DLGRESIZE_GROUP()
		DLGRESIZE_CONTROL(PRG_LIFE, DLSZ_MOVE_X | DLSZ_SIZE_Y)
	END_DLGRESIZE_MAP()
	
	LRESULT OnInitDialog(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/);
	LRESULT OnTimer(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/);
	LRESULT OnEraseBkgnd(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/);
	LRESULT OnPaint(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/);

	// get the phrase (target) text
	std::string get_text() const { return _text; }

	// set the text that has been typed, we determine what's correct and
	// what's not. correct shows up red (or blue depending on the fade color)
	void set_text(const std::string& text);

	// get the size of dialog based on the phrase before displayed
	CSize get_size();

	// get the full life span given
	int get_life() const { return _life; }

	// get the life that remains
	int get_life_left() const;

	// determine if the life has expired
	bool is_dead() const; 

	// get the time in seconds of how long the dialog has been displayed
	int get_seconds_running() const;

private:
	CTextTypedCtrl _stcTyped;
	CTextTypedCtrl _stcTarget;

	std::string _text; // phrase text 
	int _life; // number of seconds to live
	CTime _start_time; 
	COLORREF _color; // end fade color

	CProgressBarCtrl _prgLife;
};