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/***************************************************************************
* Copyright (C) 2006 by Aaron J. Seigo (<aseigo@kde.org>) *
* Copyright (C) 2009 by Peter Penz (<peter.penz@kde.org>) *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Lesser General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library 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 *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this library; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
***************************************************************************/
#include "kurlnavigatorprotocolcombo_p.h"
#include <QtGui/QAction>
#include <QtGui/QMenu>
#include <QtGui/QPainter>
#include <QtGui/QPaintEvent>
#include <QtGui/QStyleOption>
#include <klocale.h>
#include <kprotocolinfo.h>
#include <kprotocolmanager.h>
#include <kurlnavigator.h>
namespace
{
const int ArrowSize = 10;
}
namespace KDEPrivate
{
KUrlNavigatorProtocolCombo::KUrlNavigatorProtocolCombo(const QString& protocol, QWidget* parent) :
KUrlNavigatorButtonBase(parent),
m_menu(0),
m_protocols(),
m_categories()
{
m_menu = new QMenu(this);
connect(m_menu, SIGNAL(triggered(QAction*)), this, SLOT(setProtocol(QAction*)));
setText(protocol);
setMenu(m_menu);
}
void KUrlNavigatorProtocolCombo::setCustomProtocols(const QStringList& protocols)
{
m_protocols = protocols;
m_menu->clear();
foreach (const QString& protocol, protocols) {
QAction* action = m_menu->addAction(protocol);
action->setData(protocol);
}
}
QSize KUrlNavigatorProtocolCombo::sizeHint() const
{
const QSize size = KUrlNavigatorButtonBase::sizeHint();
QFontMetrics fontMetrics(font());
int width = fontMetrics.width(KGlobal::locale()->removeAcceleratorMarker(text()));
width += (3 * BorderWidth) + ArrowSize;
return QSize(width, size.height());
}
void KUrlNavigatorProtocolCombo::setProtocol(const QString& protocol)
{
setText(protocol);
}
QString KUrlNavigatorProtocolCombo::currentProtocol() const
{
return text();
}
void KUrlNavigatorProtocolCombo::showEvent(QShowEvent* event)
{
KUrlNavigatorButtonBase::showEvent(event);
if (!event->spontaneous() && m_protocols.isEmpty()) {
m_protocols = KProtocolInfo::protocols();
qSort(m_protocols);
QStringList::iterator it = m_protocols.begin();
while (it != m_protocols.end()) {
const KUrl url(*it + "://");
if (!KProtocolManager::supportsListing(url)) {
it = m_protocols.erase(it);
} else {
++it;
}
}
updateMenu();
}
}
void KUrlNavigatorProtocolCombo::paintEvent(QPaintEvent* event)
{
Q_UNUSED(event);
QPainter painter(this);
const int buttonWidth = width();
const int buttonHeight = height();
drawHoverBackground(&painter);
const QColor fgColor = foregroundColor();
painter.setPen(fgColor);
// draw arrow
const int arrowX = buttonWidth - ArrowSize - BorderWidth;
const int arrowY = (buttonHeight - ArrowSize) / 2;
QStyleOption option;
option.rect = QRect(arrowX, arrowY, ArrowSize, ArrowSize);
option.palette = palette();
option.palette.setColor(QPalette::Text, fgColor);
option.palette.setColor(QPalette::WindowText, fgColor);
option.palette.setColor(QPalette::ButtonText, fgColor);
style()->drawPrimitive(QStyle::PE_IndicatorArrowDown, &option, &painter, this );
// draw text
const int textWidth = arrowX - (2 * BorderWidth);
int alignment = Qt::AlignCenter | Qt::TextShowMnemonic;
if (!style()->styleHint(QStyle::SH_UnderlineShortcut, &option, this)) {
alignment |= Qt::TextHideMnemonic;
}
style()->drawItemText(&painter, QRect(BorderWidth, 0, textWidth, buttonHeight),
alignment, option.palette, isEnabled(), text());
}
void KUrlNavigatorProtocolCombo::setProtocol(QAction* action)
{
const QString protocol = action->data().toString();
setText(protocol);
emit activated(protocol);
}
void KUrlNavigatorProtocolCombo::updateMenu()
{
initializeCategories();
qSort(m_protocols);
// move all protocols into the corresponding category of 'items'
QList<QString> items[CategoryCount];
foreach (const QString& protocol, m_protocols) {
if (m_categories.contains(protocol)) {
const ProtocolCategory category = m_categories.value(protocol);
items[category].append(protocol);
} else {
items[OtherCategory].append(protocol);
}
}
// Create the menu that includes all entries from 'items'. The categories
// CoreCategory and PlacesCategory are placed at the top level, the remaining
// categories are placed in sub menus.
QMenu* menu = m_menu;
for (int category = 0; category < CategoryCount; ++category) {
if (items[category].count() > 0) {
switch (category) {
case DevicesCategory:
menu = m_menu->addMenu(i18nc("@item:inmenu", "Devices"));
break;
case SubversionCategory:
menu = m_menu->addMenu(i18nc("@item:inmenu", "Subversion"));
break;
case OtherCategory:
menu = m_menu->addMenu(i18nc("@item:inmenu", "Other"));
break;
case CoreCategory:
case PlacesCategory:
default:
break;
}
foreach (const QString& protocol, items[category]) {
QAction* action = menu->addAction(protocol);
action->setData(protocol);
}
if (menu == m_menu) {
menu->addSeparator();
}
}
}
}
void KUrlNavigatorProtocolCombo::initializeCategories()
{
if (m_categories.isEmpty()) {
m_categories.insert("file", CoreCategory);
m_categories.insert("ftp", CoreCategory);
m_categories.insert("fish", CoreCategory);
m_categories.insert("nfs", CoreCategory);
m_categories.insert("sftp", CoreCategory);
m_categories.insert("smb", CoreCategory);
m_categories.insert("webdav", CoreCategory);
m_categories.insert("desktop", PlacesCategory);
m_categories.insert("fonts", PlacesCategory);
m_categories.insert("programs", PlacesCategory);
m_categories.insert("settings", PlacesCategory);
m_categories.insert("trash", PlacesCategory);
m_categories.insert("floppy", DevicesCategory);
m_categories.insert("camera", DevicesCategory);
m_categories.insert("remote", DevicesCategory);
m_categories.insert("svn", SubversionCategory);
m_categories.insert("svn+file", SubversionCategory);
m_categories.insert("svn+http", SubversionCategory);
m_categories.insert("svn+https", SubversionCategory);
m_categories.insert("svn+ssh", SubversionCategory);
}
}
} // namespace KDEPrivate
#include "kurlnavigatorprotocolcombo_p.moc"
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