You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
347 lines
11 KiB
347 lines
11 KiB
15 years ago
|
/*
|
||
|
|
channellist.cpp - IRC Channel Search Widget
|
||
|
|
|
||
|
|
Copyright (c) 2004 by Jason Keirstead <jason@keirstead.org>
|
||
|
|
|
||
|
|
Kopete (c) 2002-2004 by the Kopete developers <kopete-devel@kde.org>
|
||
|
|
|
||
|
|
*************************************************************************
|
||
|
|
* *
|
||
|
|
* 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. *
|
||
|
|
* *
|
||
|
|
*************************************************************************
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include "channellist.h"
|
||
|
|
|
||
|
|
#include "kircengine.h"
|
||
|
|
|
||
|
|
#include <klocale.h>
|
||
|
|
#include <kmessagebox.h>
|
||
|
|
|
||
|
|
#include <qvariant.h>
|
||
|
|
#include <qlabel.h>
|
||
|
|
#include <qpainter.h>
|
||
|
|
#include <qapplication.h>
|
||
|
|
#include <qsimplerichtext.h>
|
||
|
|
#include <qstyle.h>
|
||
|
|
#include <qlineedit.h>
|
||
|
|
#include <qpushbutton.h>
|
||
|
|
#include <qheader.h>
|
||
|
|
#include <klistview.h>
|
||
|
|
#include <qlayout.h>
|
||
|
|
#include <qtooltip.h>
|
||
|
|
#include <qtimer.h>
|
||
|
|
#include <qspinbox.h>
|
||
|
|
#include <qwhatsthis.h>
|
||
|
|
|
||
|
|
class ChannelListItem : public KListViewItem
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
ChannelListItem( KListView *parent, QString arg1, QString arg2, QString arg3 );
|
||
|
|
virtual int compare( QListViewItem *i, int col, bool ascending ) const;
|
||
|
|
virtual void paintCell( QPainter *p, const QColorGroup &cg, int column, int width, int align );
|
||
|
|
|
||
|
|
private:
|
||
|
|
KListView *parentList;
|
||
|
|
};
|
||
|
|
|
||
|
|
ChannelListItem::ChannelListItem( KListView *parent, QString arg1, QString arg2, QString arg3 ) :
|
||
|
|
KListViewItem( parent, parent->lastItem() ), parentList( parent )
|
||
|
|
{
|
||
|
|
setText(0, arg1);
|
||
|
|
setText(1, arg2);
|
||
|
|
setText(2, arg3);
|
||
|
|
}
|
||
|
|
|
||
|
|
int ChannelListItem::compare( QListViewItem *i, int col, bool ascending ) const
|
||
|
|
{
|
||
|
|
if( col == 1 )
|
||
|
|
{
|
||
|
|
if( text(1).toUInt() < i->text(1).toUInt() )
|
||
|
|
return -1;
|
||
|
|
else if ( text(1).toUInt() == i->text(1).toUInt() )
|
||
|
|
return 0;
|
||
|
|
else
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
return QListViewItem::compare( i, col, ascending );
|
||
|
|
}
|
||
|
|
|
||
|
|
void ChannelListItem::paintCell( QPainter *p, const QColorGroup &cg, int column, int width, int align )
|
||
|
|
{
|
||
|
|
QPixmap back( width, height() );
|
||
|
|
QPainter paint( &back );
|
||
|
|
//KListViewItem::paintCell( &paint, cg, column, width, align );
|
||
|
|
// PASTED FROM KLISTVIEWITEM:
|
||
|
|
// set the alternate cell background colour if necessary
|
||
|
|
QColorGroup _cg = cg;
|
||
|
|
if (isAlternate())
|
||
|
|
if (listView()->viewport()->backgroundMode()==Qt::FixedColor)
|
||
|
|
_cg.setColor(QColorGroup::Background, static_cast< KListView* >(listView())->alternateBackground());
|
||
|
|
else
|
||
|
|
_cg.setColor(QColorGroup::Base, static_cast< KListView* >(listView())->alternateBackground());
|
||
|
|
// PASTED FROM QLISTVIEWITEM
|
||
|
|
{
|
||
|
|
QPainter *p = &paint;
|
||
|
|
|
||
|
|
QListView *lv = listView();
|
||
|
|
if ( !lv )
|
||
|
|
return;
|
||
|
|
QFontMetrics fm( p->fontMetrics() );
|
||
|
|
|
||
|
|
// any text we render is done by the Components, not by this class, so make sure we've nothing to write
|
||
|
|
QString t;
|
||
|
|
|
||
|
|
// removed text truncating code from Qt - we do that differently, further on
|
||
|
|
|
||
|
|
int marg = lv->itemMargin();
|
||
|
|
int r = marg;
|
||
|
|
// const QPixmap * icon = pixmap( column );
|
||
|
|
|
||
|
|
const BackgroundMode bgmode = lv->viewport()->backgroundMode();
|
||
|
|
const QColorGroup::ColorRole crole = QPalette::backgroundRoleFromMode( bgmode );
|
||
|
|
|
||
|
|
if ( _cg.brush( crole ) != lv->colorGroup().brush( crole ) )
|
||
|
|
p->fillRect( 0, 0, width, height(), _cg.brush( crole ) );
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// all copied from QListView::paintEmptyArea
|
||
|
|
|
||
|
|
//lv->paintEmptyArea( p, QRect( 0, 0, width, height() ) );
|
||
|
|
QStyleOption opt( lv->sortColumn(), 0 ); // ### hack; in 3.1, add a property in QListView and QHeader
|
||
|
|
QStyle::SFlags how = QStyle::Style_Default;
|
||
|
|
if ( lv->isEnabled() )
|
||
|
|
how |= QStyle::Style_Enabled;
|
||
|
|
|
||
|
|
lv->style().drawComplexControl( QStyle::CC_ListView,
|
||
|
|
p, lv, QRect( 0, 0, width, height() ), lv->colorGroup(),
|
||
|
|
how, QStyle::SC_ListView, QStyle::SC_None,
|
||
|
|
opt );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
if ( isSelected() &&
|
||
|
|
(column == 0 || lv->allColumnsShowFocus()) ) {
|
||
|
|
p->fillRect( r - marg, 0, width - r + marg, height(),
|
||
|
|
_cg.brush( QColorGroup::Highlight ) );
|
||
|
|
// removed text pen setting code from Qt
|
||
|
|
}
|
||
|
|
|
||
|
|
// removed icon drawing code from Qt
|
||
|
|
|
||
|
|
// draw the tree gubbins
|
||
|
|
if ( multiLinesEnabled() && column == 0 && isOpen() && childCount() ) {
|
||
|
|
int textheight = fm.size( align, t ).height() + 2 * lv->itemMargin();
|
||
|
|
textheight = QMAX( textheight, QApplication::globalStrut().height() );
|
||
|
|
if ( textheight % 2 > 0 )
|
||
|
|
textheight++;
|
||
|
|
if ( textheight < height() ) {
|
||
|
|
int w = lv->treeStepSize() / 2;
|
||
|
|
lv->style().drawComplexControl( QStyle::CC_ListView, p, lv,
|
||
|
|
QRect( 0, textheight, w + 1, height() - textheight + 1 ), _cg,
|
||
|
|
lv->isEnabled() ? QStyle::Style_Enabled : QStyle::Style_Default,
|
||
|
|
QStyle::SC_ListViewExpand,
|
||
|
|
(uint)QStyle::SC_All, QStyleOption( this ) );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// END OF PASTE
|
||
|
|
|
||
|
|
|
||
|
|
//do you see a better way to tell the TextComponent we are selected ? - Olivier 2004-09-02
|
||
|
|
if ( isSelected() )
|
||
|
|
_cg.setColor(QColorGroup::Text , _cg.highlightedText() );
|
||
|
|
|
||
|
|
QSimpleRichText myrichtext( text(column), paint.font() );
|
||
|
|
myrichtext.draw( &paint, 0, 0, paint.window(), _cg );
|
||
|
|
|
||
|
|
paint.end();
|
||
|
|
p->drawPixmap( 0, 0, back );
|
||
|
|
}
|
||
|
|
|
||
|
|
ChannelList::ChannelList( QWidget* parent, KIRC::Engine *engine )
|
||
|
|
: QWidget( parent ), m_engine( engine )
|
||
|
|
{
|
||
|
|
ChannelListLayout = new QVBoxLayout( this, 11, 6, "ChannelListLayout");
|
||
|
|
|
||
|
|
layout72_2 = new QHBoxLayout( 0, 0, 6, "layout72_2");
|
||
|
|
|
||
|
|
textLabel1_2 = new QLabel( this, "textLabel1_2" );
|
||
|
|
layout72_2->addWidget( textLabel1_2 );
|
||
|
|
|
||
|
|
channelSearch = new QLineEdit( this, "channelSearch" );
|
||
|
|
layout72_2->addWidget( channelSearch );
|
||
|
|
|
||
|
|
numUsers = new QSpinBox( 0, 32767, 1, this, "num_users" );
|
||
|
|
numUsers->setSuffix( i18n(" members") );
|
||
|
|
layout72_2->addWidget( numUsers );
|
||
|
|
|
||
|
|
mSearchButton = new QPushButton( this, "mSearchButton" );
|
||
|
|
layout72_2->addWidget( mSearchButton );
|
||
|
|
ChannelListLayout->addLayout( layout72_2 );
|
||
|
|
|
||
|
|
mChannelList = new KListView( this, "mChannelList" );
|
||
|
|
mChannelList->addColumn( i18n( "Channel" ) );
|
||
|
|
mChannelList->addColumn( i18n( "Users" ) );
|
||
|
|
mChannelList->header()->setResizeEnabled( FALSE, mChannelList->header()->count() - 1 );
|
||
|
|
mChannelList->addColumn( i18n( "Topic" ) );
|
||
|
|
mChannelList->setAllColumnsShowFocus( TRUE );
|
||
|
|
mChannelList->setShowSortIndicator( TRUE );
|
||
|
|
ChannelListLayout->addWidget( mChannelList );
|
||
|
|
|
||
|
|
clearWState( WState_Polished );
|
||
|
|
|
||
|
|
textLabel1_2->setText( i18n( "Search for:" ) );
|
||
|
|
QToolTip::add( textLabel1_2, i18n( "You may search for channels on the IRC server for a text string entered here." ) );
|
||
|
|
QToolTip::add( numUsers, i18n( "Channels returned must have at least this many members." ) );
|
||
|
|
QWhatsThis::add( numUsers, i18n( "Channels returned must have at least this many members." ) );
|
||
|
|
QWhatsThis::add( textLabel1_2, i18n( "You may search for channels on the IRC server for a text string entered here. For instance, you may type 'linux' to find channels that have something to do with linux." ) );
|
||
|
|
QToolTip::add( channelSearch, i18n( "You may search for channels on the IRC server for a text string entered here." ) );
|
||
|
|
QWhatsThis::add( channelSearch, i18n( "You may search for channels on the IRC server for a text string entered here. For instance, you may type 'linux' to find channels that have something to do with linux." ) );
|
||
|
|
mSearchButton->setText( i18n( "S&earch" ) );
|
||
|
|
QToolTip::add( mSearchButton, i18n( "Perform a channel search." ) );
|
||
|
|
QWhatsThis::add( mSearchButton, i18n( "Perform a channel search. Please be patient, as this can be slow depending on the number of channels on the server." ) );
|
||
|
|
QToolTip::add( mChannelList, i18n( "Double click on a channel to select it." ) );
|
||
|
|
mChannelList->header()->setLabel( 0, i18n( "Channel" ) );
|
||
|
|
mChannelList->header()->setLabel( 1, i18n( "Users" ) );
|
||
|
|
mChannelList->header()->setLabel( 2, i18n( "Topic" ) );
|
||
|
|
|
||
|
|
// signals and slots connections
|
||
|
|
connect( mChannelList, SIGNAL( doubleClicked(QListViewItem*) ),
|
||
|
|
this, SLOT( slotItemDoubleClicked(QListViewItem*) ) );
|
||
|
|
|
||
|
|
connect( mSearchButton, SIGNAL( clicked() ), this, SLOT( search() ) );
|
||
|
|
|
||
|
|
connect( mChannelList, SIGNAL( selectionChanged( QListViewItem*) ), this,
|
||
|
|
SLOT( slotItemSelected( QListViewItem *) ) );
|
||
|
|
|
||
|
|
connect( m_engine, SIGNAL( incomingListedChan( const QString &, uint, const QString & ) ),
|
||
|
|
this, SLOT( slotChannelListed( const QString &, uint, const QString & ) ) );
|
||
|
|
|
||
|
|
connect( m_engine, SIGNAL( incomingEndOfList() ), this, SLOT( slotListEnd() ) );
|
||
|
|
|
||
|
|
connect( m_engine, SIGNAL( statusChanged(KIRC::Engine::Status) ),
|
||
|
|
this, SLOT( slotStatusChanged(KIRC::Engine::Status) ) );
|
||
|
|
|
||
|
|
show();
|
||
|
|
}
|
||
|
|
|
||
|
|
void ChannelList::slotItemDoubleClicked( QListViewItem *i )
|
||
|
|
{
|
||
|
|
emit channelDoubleClicked( i->text(0) );
|
||
|
|
}
|
||
|
|
|
||
|
|
void ChannelList::slotItemSelected( QListViewItem *i )
|
||
|
|
{
|
||
|
|
emit channelSelected( i->text(0) );
|
||
|
|
}
|
||
|
|
|
||
|
|
void ChannelList::slotStatusChanged(KIRC::Engine::Status newStatus)
|
||
|
|
{
|
||
|
|
switch(newStatus) {
|
||
|
|
case KIRC::Engine::Connected:
|
||
|
|
this->reset();
|
||
|
|
break;
|
||
|
|
case KIRC::Engine::Disconnected:
|
||
|
|
if (mSearching) {
|
||
|
|
KMessageBox::queuedMessageBox(
|
||
|
|
this, KMessageBox::Error,
|
||
|
|
i18n("You have been disconnected from the IRC server."),
|
||
|
|
i18n("Disconnected"), 0
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
slotListEnd();
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void ChannelList::reset()
|
||
|
|
{
|
||
|
|
channelCache.clear();
|
||
|
|
clear();
|
||
|
|
}
|
||
|
|
|
||
|
|
void ChannelList::clear()
|
||
|
|
{
|
||
|
|
mChannelList->clear();
|
||
|
|
channelSearch->clear();
|
||
|
|
channelSearch->setFocus();
|
||
|
|
}
|
||
|
|
|
||
|
|
void ChannelList::search()
|
||
|
|
{
|
||
|
|
if( m_engine->isConnected() || !channelCache.isEmpty() )
|
||
|
|
{
|
||
|
|
mChannelList->clear();
|
||
|
|
mChannelList->setSorting( -1 );
|
||
|
|
mSearchButton->setEnabled(false);
|
||
|
|
mSearch = channelSearch->text();
|
||
|
|
mSearching = true;
|
||
|
|
mUsers = numUsers->value();
|
||
|
|
|
||
|
|
if( channelCache.isEmpty() )
|
||
|
|
m_engine->list();
|
||
|
|
else
|
||
|
|
{
|
||
|
|
cacheIterator = channelCache.begin();
|
||
|
|
slotSearchCache();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
KMessageBox::queuedMessageBox(
|
||
|
|
this, KMessageBox::Error,
|
||
|
|
i18n("You must be connected to the IRC server to perform a channel listing."),
|
||
|
|
i18n("Not Connected"), 0
|
||
|
|
);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void ChannelList::slotChannelListed( const QString &channel, uint users, const QString &topic )
|
||
|
|
{
|
||
|
|
checkSearchResult( channel, users, topic );
|
||
|
|
channelCache.insert( channel, QPair< uint, QString >( users, topic ) );
|
||
|
|
}
|
||
|
|
|
||
|
|
void ChannelList::checkSearchResult( const QString &channel, uint users, const QString &topic )
|
||
|
|
{
|
||
|
|
if( ( mUsers == 0 || mUsers <= users ) &&
|
||
|
|
( mSearch.isEmpty() || channel.contains( mSearch, false ) || topic.contains( mSearch, false ) )
|
||
|
|
)
|
||
|
|
{
|
||
|
|
new ChannelListItem( mChannelList, channel, QString::number(users), topic );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void ChannelList::slotSearchCache()
|
||
|
|
{
|
||
|
|
if( cacheIterator != channelCache.end() )
|
||
|
|
{
|
||
|
|
checkSearchResult( cacheIterator.key(), cacheIterator.data().first, cacheIterator.data().second );
|
||
|
|
++cacheIterator;
|
||
|
|
QTimer::singleShot( 0, this, SLOT( slotSearchCache() ) );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
slotListEnd();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void ChannelList::slotListEnd()
|
||
|
|
{
|
||
|
|
mChannelList->setSorting(0, true);
|
||
|
|
mSearchButton->setEnabled(true);
|
||
|
|
mSearching = false;
|
||
|
|
}
|
||
|
|
|
||
|
|
#include "channellist.moc"
|