dolphin/konq-plugins/adblock/adblockdialog.cpp
2011-07-31 13:33:56 +02:00

332 lines
9.2 KiB
C++

// -*- mode: c++; c-basic-offset: 4 -*-
/*
Copyright (c) 2008 Laurent Montel <montel@kde.org>
Copyright (C) 2006 Daniele Galdi <daniele.galdi@gmail.com>
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 Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "adblock.h"
#include "adblockdialog.h"
#include <kdebug.h>
#include <kmenu.h>
#include <klocale.h>
#include <KTreeWidgetSearchLine>
#include <KRun>
#include <KStandardGuiItem>
#include <qcursor.h>
#include <qlabel.h>
#include <qlineedit.h>
#include <qcolor.h>
#include <qfont.h>
#include <qpainter.h>
#include <QTreeWidget>
#include <QApplication>
#include <QClipboard>
#include <QVBoxLayout>
// ----------------------------------------------------------------------------
class ListViewItem : public QTreeWidgetItem
{
public:
ListViewItem(QTreeWidget *listView, const QStringList& lst,const AdElement *element)
: QTreeWidgetItem( listView, lst),
m_element(element),
m_blocked(false){};
bool isBlocked() const { return (m_blocked); };
void setBlocked(bool blocked);
void setBlockedBy(const QString &reason);
void setNode( const DOM::Node& node );
DOM::Node node()const { return (m_node); }
const AdElement *element() const { return (m_element); }
private:
const AdElement *m_element;
bool m_blocked;
DOM::Node m_node;
};
void ListViewItem::setBlocked(bool blocked)
{
m_blocked = blocked;
setData ( 0,Qt::TextColorRole, (blocked ? Qt::red : Qt::black));
QFont itemFont = font(0);
itemFont.setItalic( blocked );
itemFont.setBold( blocked );
setData( 0, Qt::FontRole, itemFont );
}
void ListViewItem::setBlockedBy(const QString &reason)
{
setToolTip( 0, reason );
}
void ListViewItem::setNode( const DOM::Node& node )
{
m_node = node;
}
// ----------------------------------------------------------------------------
AdBlockDlg::AdBlockDlg(QWidget *parent, const AdElementList *elements, KHTMLPart*part) :
KDialog( parent ), m_part( part )
{
setModal( true );
setCaption( i18nc("@title:window", "Blockable items on this page") );
setButtons( KDialog::User1 | KDialog::User2 | KDialog::Close );
setDefaultButton( KDialog::User2 );
setButtonText( KDialog::User1, i18n("Configure Filters...") );
setButtonIcon( KDialog::User1, KIcon("preferences-web-browser-adblock") );
setButtonText( KDialog::User2, i18n("Add filter") );
setButtonIcon( KDialog::User2, KStandardGuiItem::add().icon() );
QWidget *page = new QWidget(this);
setMainWidget(page);
QVBoxLayout *layout = new QVBoxLayout(page);
layout->setMargin(0);
QLabel *l = new QLabel( i18n("Search:"), page);
layout->addWidget(l);
KTreeWidgetSearchLine* searchLine = new KTreeWidgetSearchLine( page );
layout->addWidget(searchLine);
l->setBuddy(searchLine);
l = new QLabel( i18n("Blockable items:"), page);
layout->addWidget(l);
m_list = new QTreeWidget(page);
m_list->setAllColumnsShowFocus( true );
layout->addWidget(m_list);
l->setBuddy(m_list);
QStringList lstHeader;
lstHeader<<i18n("Source")<<i18n("Category")<<i18n("Tag");
m_list->setHeaderLabels(lstHeader);
m_list->setColumnWidth(0, 600);
m_list->setColumnWidth(1, 90);
m_list->setColumnWidth(2, 65);
m_list->setRootIsDecorated( false );
AdElementList::const_iterator it;
for ( it = elements->constBegin(); it != elements->constEnd(); ++it )
{
const AdElement &element = (*it);
QStringList lst;
lst << element.url() << element.category() << element.type();
ListViewItem *item = new ListViewItem( m_list, lst, &element );
item->setBlocked( element.isBlocked() );
item->setBlockedBy( element.blockedBy() );
item->setNode( element.node() );
}
searchLine->setTreeWidget( m_list );
layout->addSpacing(KDialog::spacingHint());
l = new QLabel( i18n("New filter (can use *?[] wildcards, /RE/ for regular expression, prefix with @@ for white list):"), page);
layout->addWidget(l);
m_filter = new QLineEdit( page);
layout->addWidget(m_filter);
connect(m_filter,SIGNAL(textChanged(QString)),SLOT(filterTextChanged(QString)));
l->setBuddy(m_filter);
filterTextChanged(QString::null);
connect(this, SIGNAL(user1Clicked()), this, SLOT(slotConfigureFilters()));
connect(this, SIGNAL(user2Clicked()), this, SLOT(slotAddFilter()));
// Use itemActivated() signal instead of itemDoubleClicked() to honour
// the KDE single/double click setting, and allow keyboard navigation.
// Activating a item just copies its URL to the "new filter" box and
// sets focus to there, it doesn't add the filter immediately.
//connect(m_list, SIGNAL(itemDoubleClicked(QTreeWidgetItem*,int)), this, SLOT(updateFilter(QTreeWidgetItem*)) );
connect(m_list, SIGNAL(itemActivated(QTreeWidgetItem*,int)), this, SLOT(updateFilter(QTreeWidgetItem*)) );
m_menu = new KMenu(this);
m_menu->addAction(i18n("Filter this item"), this, SLOT(filterItem()));
m_menu->addAction(i18n("Filter all items at same path"), this, SLOT(filterPath()));
m_menu->addAction(i18n("Filter all items from same host"), this, SLOT(filterHost()));
m_menu->addAction(i18n("Filter all items from same domain"), this, SLOT(filterDomain()));
m_menu->addSeparator();
m_menu->addAction( i18n( "Add this item to white list" ), this, SLOT(addWhiteList()) );
m_menu->addSeparator();
m_menu->addAction( i18n( "Copy Link Address" ), this, SLOT(copyLinkAddress()) );
//comment for the moment
//m_menu->addAction( i18n( "Highlight Element" ), this, SLOT(highLightElement()) );
m_menu->addAction( i18n( "View item" ), this, SLOT(showElement()) );
m_list->setContextMenuPolicy( Qt::CustomContextMenu );
connect( m_list, SIGNAL(customContextMenuRequested(QPoint)),
this, SLOT(showContextMenu(QPoint)) );
resize( 800, 400 );
}
AdBlockDlg::~AdBlockDlg()
{
}
void AdBlockDlg::filterTextChanged(const QString &text)
{
enableButton(KDialog::User2,!text.isEmpty());
}
void AdBlockDlg::setFilterText(const QString &text)
{
m_filter->setText(text);
m_filter->setFocus(Qt::OtherFocusReason);
}
void AdBlockDlg::updateFilter(QTreeWidgetItem *selected)
{
ListViewItem *item = static_cast<ListViewItem *>(selected);
if (item->isBlocked())
{
m_filter->clear();
return;
}
setFilterText( item->text(0) );
}
void AdBlockDlg::slotAddFilter()
{
const QString text = m_filter->text().trimmed();
if (text.isEmpty()) return;
kDebug() << "adding filter" << text;
emit notEmptyFilter(text);
for (QTreeWidgetItemIterator it(m_list); (*it)!=0; ++it)
{
ListViewItem *item = static_cast<ListViewItem *>(*it);
item->setBlocked(item->element()->isBlocked());
item->setBlockedBy( item->element()->blockedBy() );
}
enableButton(KDialog::User2,false); // now that filter has been added
} // until it is changed again
void AdBlockDlg::slotConfigureFilters()
{
emit configureFilters();
delayedDestruct();
}
void AdBlockDlg::showContextMenu(const QPoint & pos)
{
QPoint newPos = m_list->viewport()->mapToGlobal( pos );
int column = m_list->columnAt(pos.x() );
if (column == -1)
return;
m_menu->popup(newPos);
}
void AdBlockDlg::filterItem()
{
QTreeWidgetItem* item = m_list->currentItem();
setFilterText( item->text(0) );
}
KUrl AdBlockDlg::getItem()
{
QTreeWidgetItem* item = m_list->currentItem();
KUrl u(item->text(0));
u.setQuery(QString());
u.setRef(QString());
return (u);
}
void AdBlockDlg::filterPath()
{
KUrl u(getItem());
u.setFileName("*");
setFilterText(u.url());
}
void AdBlockDlg::filterHost()
{
KUrl u(getItem());
u.setPath("/*");
setFilterText(u.url());
}
void AdBlockDlg::filterDomain()
{
KUrl u(getItem());
QString host = u.host();
if (host.isEmpty()) return;
int idx = host.indexOf('.');
if (idx<0) return;
QString t = u.protocol()+"://*"+host.mid(idx)+"/*";
setFilterText(t);
}
void AdBlockDlg::addWhiteList()
{
QTreeWidgetItem* item = m_list->currentItem();
setFilterText( "@@" + item->text(0) );
}
void AdBlockDlg::copyLinkAddress()
{
QApplication::clipboard()->setText(m_list->currentItem()->text( 0 ) );
}
void AdBlockDlg::highLightElement()
{
ListViewItem *item = static_cast<ListViewItem *>(m_list->currentItem());
if ( item )
{
DOM::Node handle = item->node();
kDebug()<<" m_part :"<<m_part;
if (!handle.isNull()) {
m_part->setActiveNode(handle);
}
}
}
void AdBlockDlg::showElement()
{
new KRun( m_list->currentItem()->text( 0 ), 0 );
}
#include "adblockdialog.moc"