irreceiver.cpp

Trolltech公司发布的图形界面操作系统。可在qt-embedded-2.3.10平台上编译为嵌入式图形界面操作系统。

/**********************************************************************
** Copyright (C) 2000-2005 Trolltech AS.  All rights reserved.
**
** This file is part of the Qtopia Environment.
** 
** This program is free software; you can redistribute it and/or modify it
** under the terms of the GNU General Public License as published by the
** Free Software Foundation; either version 2 of the License, or (at your
** option) any later version.
** 
** A copy of the GNU GPL license version 2 is included in this package as 
** LICENSE.GPL.
**
** This program is distributed in the hope that it will be useful, but
** WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
** See the GNU General Public License for more details.
**
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** the code of this program with Qtopia applications copyrighted, developed
** and distributed by Trolltech under the terms of the Qtopia Personal Use
** License Agreement. You must comply with the GNU General Public License
** in all respects for all of the code used other than the applications
** licensed under the Qtopia Personal Use License Agreement. If you modify
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#include "irreceiver.h"
#include "ircontroller.h"

#include <qtopia/resource.h>

#include <qpopupmenu.h>

static const int protobase=100;

IRReceiverApplet::IRReceiverApplet( QWidget *parent, const char *name )
    : QWidget( parent, name )
{
    QPopupMenu* menu = new QPopupMenu;

    irc = new IRController(this);

    for (int i=0; i<=(int)IRController::LastState; i++)
	it[i] = menu->insertItem(IRController::stateDescription((IRController::State)i));
    menu->setItemChecked(irc->state(),TRUE);

    int pc = irc->protocolCount();
    if ( pc )
	menu->insertSeparator();
    for (int i=0; i<pc; i++) {
	QString n = irc->protocolName(i);
	QIconSet ic = irc->protocolIcon(i);
	if ( ic.pixmap().isNull() )
	    menu->insertItem(n,protobase+i);
	else
	    menu->insertItem(ic,n,protobase+i);
    }
    menu->setItemChecked(protobase+irc->currentProtocol(),TRUE);

    acc = new Accessory(Resource::loadIconSet("irreceive"),
	    tr("Beaming"), menu, this);
    connect(acc, SIGNAL(activated(int)), this, SLOT(activate(int)));
    connect(irc, SIGNAL(stateChanged(State)), this, SLOT(checkState()));
    setFixedWidth( 0 );
}

IRReceiverApplet::~IRReceiverApplet()
{
}

void IRReceiverApplet::checkState()
{
    for (int i=0; i<=(int)IRController::LastState; i++) {
	bool y = irc->state()==i;
	acc->popup()->setItemChecked(it[i],y);
    }
}

void IRReceiverApplet::activate(int choice)
{
    QPopupMenu* menu = acc->popup();
    if ( choice >= protobase ) {
	if ( !irc->setProtocol(choice-protobase) )
	    choice = -1;
	for (int i=protobase; i-protobase<irc->protocolCount(); i++)
	    menu->setItemChecked(i,i==choice);
    } else {
	for (int i=0; i<=(int)IRController::LastState; i++) {
	    bool y = choice==it[i];
	    menu->setItemChecked(it[i],y);
	    if ( y )
		irc->setState((IRController::State)i);
	}
    }
}