ablabel.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.
**
** In addition, as a special exception Trolltech gives permission to link
** 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
** this file, you may extend this exception to your version of the file,
** but you are not obligated to do so. If you do not wish to do so, delete
** this exception statement from your version.
** 
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact [e-mail] if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/

#include "ablabel.h"

#ifdef QTOPIA_DATA_LINKING
#include <qtopia/qdl.h>
#endif

#include <qtopia/stringutil.h>
#include <qtopia/timestring.h>
#ifndef QTOPIA_DESKTOP
#include <qtopia/qcopenvelope_qws.h>
#endif
#include <qtopia/resource.h>
#include <qtopia/global.h>
#include <qtopia/categories.h>
#include <qtopia/image.h>

#include <qapplication.h>
#include <qdatetime.h>
#include <qsimplerichtext.h>
#include <qregexp.h>
#include <qstylesheet.h>

AbLabel::AbLabel( QWidget *parent, const char *name )
  : QTextBrowser( parent, name )
{
    setFrameStyle(NoFrame);
    setHScrollBarMode( AlwaysOff );
    dirty = TRUE;
    mOnlyActivateDialLinks = FALSE;
#ifdef QTOPIA_DATA_LINKING
    mNotesQC = new QDLClient( this, "contactNotes" );
#endif
}

AbLabel::~AbLabel()
{
}

void AbLabel::setSource( const QString& name )
{
#ifndef QTOPIA_DESKTOP
    ServiceRequest req = anchorService(name);
    if ( !req.isNull() ) {
	req.send();
	emit externalLinkActivated();
    } else
#endif
    if( !mOnlyActivateDialLinks )
    {
#ifdef QTOPIA_DATA_LINKING
    if( name.startsWith("qdl://") )
	QDL::activateLink( name, QDL::clients( this )  );
    else
#endif
	QTextBrowser::setSource( name );
    }
}

ServiceRequest AbLabel::anchorService(const QString& name) const
{
    //TODO : This should probably be in a library. 'QDL::activateLink' - handle activation of links in textbrowser
    if ( name.startsWith( "dialer:" ) ) { // No tr
	QString number = name.mid(7);
	if( number.startsWith("phoneType:") )
	{
	    number = number.mid(10);
	    int f = number.find(":");
	    if( f != -1 )
		number = number.mid( f+1 );
	    else
		number = QString::null;
	}

	if ( number.length() > 0  ) {
	    ServiceRequest req( "Dialer", "dial(QString,QString)" ); // No tr
	    req << ent.fileAs();
	    req << number;
	    return req;
	}
    }
    else if( !mOnlyActivateDialLinks )
    {
	if( name.startsWith( "email:" ) )
	{
	    QString e = name.mid(6);	
	    if( !e.isEmpty() )
	    {
		ServiceRequest req( "Email", "writeMail(QString,QString)" );
		req << ent.fileAs() << e;
		return req;
	    }
	}
	else if( name.startsWith("sms:") )
	{
	    QString s = name.mid(4);
	    if( !s.isEmpty() )
	    {
		ServiceRequest req( "Email", "writeSms(QString,QString)" );
		req << ent.fileAs() << s;
		return req;
	    }
	}
    }
    return ServiceRequest();
}

PimContact AbLabel::entry() const
{
    return ent;
}

void AbLabel::init( const PimContact &entry )
{
    ent = entry;
    dirty = TRUE;
}

static bool dialerPresent()
{
#ifdef QTOPIA_DESKTOP
    return FALSE;
#else
    return ( Service::channel( "Dialer" ) != 0 );
#endif
}

void AbLabel::sync()
{
    if ( !dirty )
	return;
    dirty = FALSE;
    QString text = contactToRichText( ent, dialerPresent() );
    setText( text );
}

void AbLabel::keyPressEvent( QKeyEvent *e )
{
#ifdef QTOPIA_PHONE
    //trick the text browser into activating a call 
    QKeyEvent *oldEvent = 0;
    if( e->key() == Key_Yes || e->key() == Key_Call )
    {
	oldEvent = e;
	e = new QKeyEvent( QEvent::KeyPress, Key_Select, 0, 0 );
	if( oldEvent->key() == Key_Call )
	    mOnlyActivateDialLinks = TRUE;
    }
    QTextBrowser::keyPressEvent(e);
    if( oldEvent )
    {
	if( e->isAccepted() )
	    oldEvent->accept();
	delete e;
	e = oldEvent;
	mOnlyActivateDialLinks = FALSE;
	return;
    }
#else
    switch( e->key() ) {
    case Key_Space:
    case Key_Return:
	emit okPressed();
	break;
    case Key_Left:
    case Key_Up:
	emit previous();
	break;
    case Key_Right:
    case Key_Down:
	emit next();
	break;
    default:
	QTextBrowser::keyPressEvent( e );
    }
#endif
}

enum LinkType { NoLink, Dialer, Messaging };
static QString phoneToRichText( const QString& pm, const QString& num, LinkType link, int phoneType = -1 )
{
    if ( num.isEmpty() )
	return num;
    QString img = "<img src=\"" + ("addressbook/"+pm) + "\"> ";
    QString name = Qtopia::escapeString(num);
    QString r = img + name;
    QString escnum = num;
    escnum = Qtopia::escapeString( escnum.replace( QRegExp(" "), "-" ) );
    if ( link == Dialer )
	r = "<a href=\"dialer:" + 
	(phoneType != -1 ? "phoneType:" + QString::number( phoneType ) + ":" : QString::null) + escnum + "\">" + r + "</a>";
#ifdef QTOPIA_PHONE
    // sms only available on phone
    else if ( link == Messaging )
	r = "<a href=\"sms:" + escnum + "\">" + r + "</a>";
#endif
    if( !Global::mousePreferred() )
	r = "<small>"+r+"</small>";
    return r + "<br>";
}
static QString phoneToRichText( const QString& pm, const QString& num, bool dialer, int phoneType = -1 )
{
    return phoneToRichText(pm,num,dialer ? Dialer : NoLink, phoneType);
}

bool AbLabel::decodeHref(const QString& href, ServiceRequest* req, QString* pm) const
{
    if ( req )
	*req = anchorService(href);
    if ( pm ) {
	bool sms = FALSE;
	QString num, email;
	if ( href.left(7) == "dialer:" ) { // No tr
	    num = href.mid(7);
	    if( num.startsWith("phoneType:") )
	    {
		num = num.mid(10);
		int f = num.find(":");
		if( f != -1 )
		    num.mid( f+1 );
		else
		    num = QString::null;
	    }
	} else if ( href.left(6) == "email:" ) {
	    email = href.mid(6);
	    if ( email.right(4) == "@sms" ) {
		sms = TRUE;
		num = email.left(email.length()-4);
		email = QString::null;
	    }
	}
	QString f;
	if ( !email.isEmpty() && ent.emailList().contains(email) )
	    f = "email";
	else if ( !num.isNull() ) {
	    if ( num == ent.businessMobile().replace( QRegExp(" "), "-" ) )
		f = sms ? "businessmessage" : "businessmobile";
	    else if ( num == ent.businessPhone().replace( QRegExp(" "), "-" ) )
		f = "businessphone";
	    else if ( num == ent.homeMobile().replace( QRegExp(" "), "-" ) )
		f = sms ? "homemessage" : "homemobile";
	    else if ( num == ent.homePhone().replace( QRegExp(" "), "-" ) )
		f = "homephone";
	}
	if ( !f.isNull() )
	    *pm = f;
    }
    return (!req || !req->isNull()) && (!pm || !pm->isNull());
}

QString AbLabel::contactToRichText( const PimContact & contact, bool dialer )
{
    QString text;
    QString value, comp, state;
    QString baseDirStr = Global::applicationFileName( "addressbook", "contactimages/" );

#ifdef QTOPIA_DATA_LINKING
    mNotesQC->clear();
    QDL::loadLinks( contact.customField( QDL::DATA_KEY ), QDL::clients( this ) );
#endif

    QString thumb = contact.customField( "photofile" );
    QString thumbtxt;
    if( !thumb.isEmpty() )
    {
	thumb = baseDirStr + thumb;
	// Should be using a 'portrait', but that would mean
	// adding 'portrait' intelligence to the MimeSourceFactory.
	QSimpleRichText srt("A<br><small>B<br>C</small>",font());
	srt.setWidth(100);
	int thh = srt.height();
	QSize dims = Image::loadScaledImageSize( thumb, thh*3/2, thh );
	QString iml = "<img src=\"%1\" width=\"%2\" height=\"%3\">";
	iml = iml.arg(Qtopia::escapeString(thumb)).arg(dims.width()).arg(dims.height());
	thumbtxt = iml;