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/****************************************************************************
Copyright (C) 2005 - 2011 Filipe AZEVEDO & The Monkey Studio Team
http://monkeystudio.org licensing under the GNU GPL.
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.
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.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
****************************************************************************/
#include "pQueuedMessageWidget.h"
#include <QLabel>
#include <QHBoxLayout>
#include <QTimer>
#include <QShowEvent>
#include <QPushButton>
#include <QStyle>
#include <QMetaMethod>
int pQueuedMessageWidget::pQueuedMessageUniqueId = 0;
/*!
\details Create a new pQueuedMessageWidget object
\param parent The parent widget
*/
pQueuedMessageWidget::pQueuedMessageWidget( QWidget* parent )
: QWidget( parent )
{
QFont font = this->font();
font.setPointSize( 9 );
setFont( font );
// pixmap
lPixmap = new QLabel( this );
lPixmap->setAlignment( Qt::AlignCenter );
lPixmap->setSizePolicy( QSizePolicy( QSizePolicy::Maximum, QSizePolicy::Preferred ) );
// message
lMessage = new QLabel( this );
lMessage->setAlignment( Qt::AlignVCenter | Qt::AlignLeft );
lMessage->setSizePolicy( QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Maximum ) );
lMessage->setWordWrap( true );
// button
dbbButtons = new QDialogButtonBox( this );
dbbButtons->setSizePolicy( QSizePolicy( QSizePolicy::Maximum, QSizePolicy::Preferred ) );
// layout
QHBoxLayout* hbl = new QHBoxLayout( this );
hbl->setMargin( 0 );
hbl->addWidget( lPixmap, 0, Qt::AlignCenter );
hbl->addWidget( lMessage );
hbl->addWidget( dbbButtons, 0, Qt::AlignCenter );
// connections
connect( dbbButtons, SIGNAL( clicked( QAbstractButton* ) ), this, SLOT( clicked( QAbstractButton* ) ) );
}
/*!
\details Return the number of message currently queued
*/
int pQueuedMessageWidget::messagesCount() const
{
return mMessages.count();
}
pQueuedMessage pQueuedMessageWidget::currentMessage() const
{
return mMessages.values().value( 0 );
}
/*!
\details Append a message to the queued and return it's unique \c id
\param message The message structure to add
*/
int pQueuedMessageWidget::append( const pQueuedMessage& message )
{
if ( !mMessages.values().contains( message ) )
{
mMessages[pQueuedMessageUniqueId] = message;
if ( mMessages.count() == 1 )
QTimer::singleShot( 0, this, SLOT( showMessage() ) );
return pQueuedMessageUniqueId++;
}
return mMessages.key( message );
}
/*!
\details Append a message to the queued and return it's unique \c id
\param message The message to show
\param milliseconds The milliseconds to wait before the message is auto closed, use 0 for unlimited time
\param pixmap The pixmap to use as icon
\param background The brush background
\param foreground The brush foreground
*/
int pQueuedMessageWidget::append( const QString& message, int milliseconds, const QPixmap& pixmap, const QBrush& background, const QBrush& foreground )
{
pQueuedMessage m;
m.Message = message;
m.MilliSeconds = milliseconds;
m.Pixmap = pixmap;
m.Background = background;
m.Foreground = foreground;
return append( m );
}
/*!
\details Remove a message from the queue
\param message The message to remove
*/
void pQueuedMessageWidget::remove( const pQueuedMessage& message )
{ mMessages.remove( mMessages.key( message ) ); }
/*!
\details Remove a message from the queue by it's id
\param id The message id to remove
*/
void pQueuedMessageWidget::remove( int id )
{ mMessages.remove( id ); }
/*!
\details Clear the current message
*/
void pQueuedMessageWidget::clear()
{
lPixmap->clear();
lMessage->clear();
dbbButtons->clear();
emit cleared();
}
void pQueuedMessageWidget::clicked( QAbstractButton* button )
{
const pQueuedMessage msg = mMessages.begin().value();
if ( msg.Object && msg.Slot )
QMetaObject::invokeMethod( msg.Object, msg.Slot, Q_ARG( QDialogButtonBox::StandardButton, dbbButtons->standardButton( button ) ), Q_ARG( pQueuedMessage, msg ) );
closeMessage();
}
/*!
\details Show the curernt message.
\details The widget must be visible as only the gui contents is updated.
*/
void pQueuedMessageWidget::showMessage()
{
// get message
pQueuedMessage msg = mMessages.begin().value();
// set palette
QPalette pal = style()->standardPalette();
if ( msg.Foreground != QBrush() )
pal.setBrush( lMessage->foregroundRole(), msg.Foreground );
lMessage->setPalette( pal );
// format widget
lPixmap->setPixmap( msg.Pixmap );
lMessage->setText( msg.Message );
lMessage->setToolTip( msg.Message );
lMessage->setWhatsThis( msg.Message );
// set buttons
if ( msg.Buttons.isEmpty() )
msg.Buttons[ QDialogButtonBox::Ok ] = QString();
dbbButtons->clear();
foreach( QDialogButtonBox::StandardButton button, msg.Buttons.keys() )
{
QPushButton* pb = dbbButtons->addButton( button );
if ( !msg.Buttons[ button ].isEmpty() )
pb->setText( msg.Buttons[ button ] );
}
// auto close if needed
if ( msg.MilliSeconds > 0 )
QTimer::singleShot( msg.MilliSeconds, this, SLOT( closeMessage() ) );
// emit signal
emit messageShown( msg );
}
/*!
\details Close the current shown message
*/
void pQueuedMessageWidget::closeMessage()
{
// emit message
emit messageClosed( mMessages.begin().value() );
// remove remove current message from hash
mMessages.erase( mMessages.begin() );
// process next if possible, else clear gui
QTimer::singleShot( 0, this, mMessages.count() > 0 ? SLOT( showMessage() ) : SLOT( clear() ) );
// emit finished message if needed
if ( mMessages.count() == 0 )
emit finished();
}
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