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authorPanagiotis Papadopoulos <pano_90@gmx.net>2010-04-21 13:34:20 +0200
committerPanagiotis Papadopoulos <pano_90@gmx.net>2010-04-21 13:34:20 +0200
commitf9153663cb8210ac4d6e7055838344839b4e19b6 (patch)
treeb70233b32eadfbebff062c0000f007ca2f99d732 /src/urlbar/completionwidget.cpp
parentMerge branch 'master' of git://gitorious.org/rekonq/mainline into i18n (diff)
parentNebulon's patch. (diff)
downloadrekonq-f9153663cb8210ac4d6e7055838344839b4e19b6.tar.xz
Merge branch 'master' of git://gitorious.org/rekonq/mainline into i18n
Diffstat (limited to 'src/urlbar/completionwidget.cpp')
-rw-r--r--src/urlbar/completionwidget.cpp314
1 files changed, 314 insertions, 0 deletions
diff --git a/src/urlbar/completionwidget.cpp b/src/urlbar/completionwidget.cpp
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+/* ============================================================
+*
+* This file is a part of the rekonq project
+*
+* Copyright (C) 2009 by Andrea Diamantini <adjam7 at gmail dot 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) version 3 or any later version
+* accepted by the membership of KDE e.V. (or its successor approved
+* by the membership of KDE e.V.), which shall act as a proxy
+* defined in Section 14 of version 3 of the license.
+*
+* 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, see <http://www.gnu.org/licenses/>.
+*
+* ============================================================ */
+
+
+// Self Includes
+#include "completionwidget.h"
+#include "completionwidget.moc"
+
+// Auto Includes
+#include "rekonq.h"
+
+// Local Includes
+#include "application.h"
+#include "urlresolver.h"
+
+// KDE Includes
+#include <KGlobalSettings>
+#include <KDebug>
+#include <KUrl>
+
+// Qt Includes
+#include <QPoint>
+#include <QSize>
+#include <QVBoxLayout>
+#include <QString>
+#include <QEvent>
+#include <QKeyEvent>
+
+// Defines
+#define QL1S(x) QLatin1String(x)
+
+
+CompletionWidget::CompletionWidget(QWidget *parent)
+ : QFrame(parent, Qt::ToolTip)
+ , _parent(parent)
+ , _currentIndex(-1)
+ , _searchEngine( defaultSearchEngine() )
+{
+ setFrameStyle(QFrame::Panel);
+ setLayoutDirection(Qt::LeftToRight);
+ QVBoxLayout *layout = new QVBoxLayout;
+ layout->setMargin(0);
+ layout->setSpacing(0);
+ setLayout(layout);
+}
+
+
+void CompletionWidget::insertSearchList(const UrlSearchList &list, const QString& text)
+{
+ _list = list;
+ int i = 0;
+ foreach(UrlSearchItem item, _list)
+ {
+ ListItem *suggestion = ListItemFactory::create(item, text, this);
+ suggestion->setBackgroundRole(i%2 ? QPalette::AlternateBase : QPalette::Base);
+ connect(suggestion, SIGNAL(itemClicked(ListItem *, Qt::MouseButton)), this, SLOT(itemChosen(ListItem *, Qt::MouseButton)));
+ connect(this, SIGNAL(nextItemSubChoice()), suggestion, SLOT(nextItemSubChoice()));
+ suggestion->setObjectName( QString::number(i++) );
+ layout()->addWidget( suggestion );
+ }
+}
+
+
+void CompletionWidget::sizeAndPosition()
+{
+ setFixedWidth( _parent->width() );
+ adjustSize();
+
+ // position
+ QPoint p = _parent->mapToGlobal( QPoint(0,0) );
+ move(p.x(), p.y() + _parent->height());
+}
+
+
+void CompletionWidget::popup()
+{
+ down();
+ sizeAndPosition();
+ if (!isVisible())
+ show();
+}
+
+
+void CompletionWidget::up()
+{
+ // deactivate previous
+ if(_currentIndex != -1)
+ {
+ ListItem *widget = findChild<ListItem *>( QString::number(_currentIndex) );
+ widget->deactivate();
+ }
+
+ if(_currentIndex > 0)
+ _currentIndex--;
+ else
+ _currentIndex=layout()->count()-1;
+
+ // activate "new" current
+ ListItem *widget = findChild<ListItem *>( QString::number(_currentIndex) );
+ widget->activate();
+}
+
+
+void CompletionWidget::down()
+{
+ // deactivate previous
+ if(_currentIndex != -1)
+ {
+ ListItem *widget = findChild<ListItem *>( QString::number(_currentIndex) );
+ widget->deactivate();
+ }
+
+ if(_currentIndex < _list.count() -1)
+ _currentIndex++;
+ else
+ _currentIndex=0;
+
+ // activate "new" current
+ ListItem *widget = findChild<ListItem *>( QString::number(_currentIndex) );
+ widget->activate();
+}
+
+
+void CompletionWidget::clear()
+{
+ QLayoutItem *child;
+ while ((child = layout()->takeAt(0)) != 0)
+ {
+ delete child->widget();
+ delete child;
+ }
+ _currentIndex = -1;
+}
+
+
+bool CompletionWidget::eventFilter( QObject *o, QEvent *e )
+{
+ int type = e->type();
+ QWidget *wid = qobject_cast<QWidget*>(o);
+
+ if (o == this)
+ {
+ return false;
+ }
+
+ //hide conditions of the CompletionWidget
+ if (wid
+ && ((wid == _parent && (type == QEvent::Move || type == QEvent::Resize))
+ || ((wid->windowFlags() & Qt::Window)
+ && (type == QEvent::Move || type == QEvent::Hide || type == QEvent::WindowDeactivate)
+ && wid == _parent->window())
+ || (type == QEvent::MouseButtonPress && !isAncestorOf(wid)))
+ )
+ {
+ hide();
+ return false;
+ }
+
+ //actions on the CompletionWidget
+ if (wid && wid->isAncestorOf(_parent) && isVisible())
+ {
+ ListItem *child;
+
+ if ( type == QEvent::KeyPress )
+ {
+ QKeyEvent *ev = static_cast<QKeyEvent *>( e );
+ switch ( ev->key() )
+ {
+ case Qt::Key_Up:
+ case Qt::Key_Backtab:
+ if (ev->modifiers() == Qt::NoButton || (ev->modifiers() & Qt::ShiftModifier))
+ {
+ up();
+ ev->accept();
+ return true;
+ }
+ break;
+
+ case Qt::Key_Down:
+ case Qt::Key_Tab:
+ if (ev->modifiers() == Qt::NoButton)
+ {
+ down();
+ ev->accept();
+ return true;
+ }
+ if (ev->modifiers() & Qt::ControlModifier)
+ {
+ emit nextItemSubChoice();
+ ev->accept();
+ return true;
+ }
+ break;
+
+ case Qt::Key_Enter:
+ case Qt::Key_Return:
+ child = findChild<ListItem *>( QString::number(_currentIndex) );
+ emit chosenUrl( child->url(), Rekonq::CurrentTab);
+ ev->accept();
+ hide();
+ return true;
+
+ case Qt::Key_Escape:
+ hide();
+ return true;
+ }
+ }
+ }
+
+ return QFrame::eventFilter(o,e);
+}
+
+
+void CompletionWidget::setVisible( bool visible )
+{
+ if (visible)
+ {
+ Application::instance()->installEventFilter(this);
+ }
+ else
+ {
+ Application::instance()->removeEventFilter(this);
+ }
+
+
+ QFrame::setVisible(visible);
+}
+
+
+void CompletionWidget::itemChosen(ListItem *item, Qt::MouseButton button)
+{
+ if(button == Qt::MidButton)
+ emit chosenUrl( item->url(), Rekonq::NewCurrentTab);
+ else
+ emit chosenUrl( item->url(), Rekonq::CurrentTab);
+ hide();
+}
+
+
+
+
+void CompletionWidget::suggestUrls(const QString &text)
+{
+ QWidget *w = qobject_cast<QWidget *>(parent());
+ if(!w->hasFocus())
+ return;
+
+ if(text.isEmpty())
+ {
+ hide();
+ return;
+ }
+
+ UrlResolver res(text);
+ UrlSearchList list = res.orderedSearchItems();
+ if(list.count() > 0)
+ {
+ clear();
+ insertSearchList(list, text);
+ popup();
+ }
+}
+
+
+QString CompletionWidget::defaultSearchEngine()
+{
+ int n = ReKonfig::searchEngine();
+ QString engine;
+ switch(n)
+ {
+ case 0:
+ engine = QL1S("google");
+ break;
+ case 1:
+ engine = QL1S("altavista");
+ break;
+ case 2:
+ engine = QL1S("lycos");
+ break;
+ case 3:
+ engine = QL1S("wikipedia");
+ break;
+ case 4:
+ engine = QL1S("wolfram");
+ break;
+ default:
+ engine = QL1S("google");
+ break;
+ }
+
+ return engine;
+}