dateselectiondialog.cpp

来自「一个基于BREW上的电子时钟程序,通过太阳历计算当前时间,并有闹铃和日志功能.」· C++ 代码 · 共 170 行

//
//      DateSelectionDialog.cpp
//
//      Copyright (C) 2006 Sophia Cradle Incorporated

#include "DateSelectionDialog.hpp"
#include "SGRSoftkeyWindow.hpp"
#include "SGRSoftkeyToolbox.hpp"

#define DATESELECTIONDIALOG_HEIGHT 160
#define DATESELECTIONDIALOG_LABEL_SOFTKEY1	"仼"
#define DATESELECTIONDIALOG_LABEL_SOFTKEY2	"仺"
#define DATESELECTIONDIALOG_LABEL_SOFTKEY3	"慖戰"

DateSelectionDialog::DateSelectionDialog(SFXDateConstRef date, SFXDateDurationConstRef timeDifference, SGRCalendarControl::YearFormatEnum yearFormat, SGRCalendarControl::MonthFormatEnum monthFormat, SGRCalendarControl::DayFormatEnum dayFormat, Bool beginMonday) static_throws : SFRTitleWindow(SFRApplication::GetInstance(), ComputeWindowRectangle(), "擔晅偺慖戰"), _calendar(null)
{
	SGRSoftkeyWindowPtr softkey;

	SGRSoftkeyWindow::Initialize(this);
	
	if (static_try()) {
		_calendar = ::new SGRCalendarControl(this, GetContentWorld(), yearFormat, monthFormat, dayFormat, beginMonday);
		if (!_calendar) {
			static_throw(SFERR_NO_MEMORY);
		}
		else {
			static_throw(*_calendar);
		}
	}
	if (!static_try()) {
		::delete _calendar;
		_calendar = null;
	}
	else {
		_calendar->SetCursor(date);
		_calendar->SetTimeDifference(timeDifference);
	}

	if (static_try()) {
		static_throw(RegisterHandler(SFEVT_KEY, HANDLER_BEFORE, HANDLER_FUNCTION(OnKey)));
	}
	if (static_try()) {
		static_throw(RegisterHandler(static_cast<SFCEventEnum>(SGRSoftkeyWindow::USEREVT_SOFTKEY), HANDLER_AFTER, HANDLER_FUNCTION(OnSoftkey)));
	}
	if (static_try()) {
		if ((softkey = SGRSoftkeyWindow::GetInstance()) != null) {
			static_throw(softkey->Register(this, SGRSoftkeyWindow::SOFTKEY_1, DATESELECTIONDIALOG_LABEL_SOFTKEY1));
			if (static_try()) {
				static_throw(softkey->Register(this, SGRSoftkeyWindow::SOFTKEY_2, DATESELECTIONDIALOG_LABEL_SOFTKEY2));
			}
			if (static_try()) {
				static_throw(softkey->Register(this, SGRSoftkeyWindow::SOFTKEY_3, DATESELECTIONDIALOG_LABEL_SOFTKEY3));
			}
			if (static_try()) {
				SetReference(softkey->Bind(this));
			}
		}
	}

	if (_calendar) {
		_calendar->SetStatusTarget(true);
	}
}

DateSelectionDialog::~DateSelectionDialog(Void)
{
	SGRSoftkeyWindow::Terminate(this);
}

// 僟僀傾儘僌 (僂傿儞僪僂) 偺昞帵埵抲傪寁嶼
SFXRectangle DateSelectionDialog::ComputeWindowRectangle(Void)
{
	SFXRectangleConst display(SGRSoftkeyToolbox::GetWindowPosition());
	SFXRectangle rect;

	rect.SetOrigin(display.GetOrigin());
	rect.SetSize(display.GetWidth(), DATESELECTIONDIALOG_HEIGHT);
	rect.Offset((display.GetWidth() - rect.GetWidth()) / 2, (display.GetHeight() - rect.GetHeight()) / 2);
	
	return rect;
}

HANDLER_IMPLEMENT_BOOLEVENT(DateSelectionDialog, OnKey, event)
{
	SFXDate cursor;
	SFXDate maxDate(0x7FFFFFFF);
	Bool result(false);

	switch (event.GetP16()) {
	case AVK_SELECT:
		Invoke(SFXEvent(SREVT_WINDOW, SRP16_OK, reinterpret_cast<UInt32>(this)));
		result = true;
		break;
	case AVK_SOFT3:
		// 僜僼僩 僉乕偺 3 偼丄1 擭慜傊堏摦
		cursor = _calendar->GetCursor();
		if (cursor >= SFXDate(1982, 1, 1, 0, 0, 0)) {
			cursor.SubYear(1);
		}
		_calendar->SetCursor(cursor);
		_calendar->InvalidateContent();
		result = true;
		break;
	case AVK_SOFT4:
		// 僜僼僩 僉乕偺 4 偼丄1 擭屻傊堏摦
		cursor = _calendar->GetCursor();
		maxDate.Set(maxDate.GetYear(), 1, 1, 0, 0, 0);
		maxDate.SubYear(1);
		if (cursor < maxDate) {
			cursor.AddYear(1);
		}
		_calendar->SetCursor(cursor);
		_calendar->InvalidateContent();
		result = true;
		break;
	case AVK_0:
	case AVK_1:
	case AVK_2:
	case AVK_3:
	case AVK_4:
	case AVK_5:
	case AVK_6:
	case AVK_7:
	case AVK_8:
	case AVK_9:
	case AVK_STAR:
	case AVK_POUND:
	case AVK_CLR:
		// 僥儞僉乕偲僋儕傾 僉乕偼乽崱擔傊堏摦乿
		_calendar->SetCursor(SFXDate::CurrentUTCDate() + _calendar->GetTimeDifference());
		_calendar->InvalidateContent();
		result = true;
		break;
	}

	return result;
}

HANDLER_IMPLEMENT_VOIDEVENT(DateSelectionDialog, OnSoftkey, event)
{
	SFXDate cursor;
	SFXDate maxDate(0x7FFFFFFF);

	switch (event.GetP16()) {
	case SGRSoftkeyWindow::SOFTKEY_1:
		// 僜僼僩 僉乕偺 1 偼丄慜偺寧傊堏摦
		cursor = _calendar->GetCursor();
		if (cursor >= SFXDate(1981, 2, 1, 0, 0, 0)) {
			cursor.SubMonth(1);
		}
		_calendar->SetCursor(cursor);
		_calendar->InvalidateContent();
		break;
	case SGRSoftkeyWindow::SOFTKEY_2:
		// 僜僼僩 僉乕偺 4 偼丄師偺寧傊堏摦
		cursor = _calendar->GetCursor();
		maxDate.Set(maxDate.GetYear(), 1, 1, 0, 0, 0);
		maxDate.SubMonth(1);
		if (cursor < maxDate) {
			cursor.AddMonth(1);
		}
		_calendar->SetCursor(cursor);
		_calendar->InvalidateContent();
		break;
	case SGRSoftkeyWindow::SOFTKEY_3:
		_calendar->Invoke(SFXEvent(SFEVT_KEY, AVK_SOFT3, 0));
		break;
	}
}