/* This file is part of the KDE project
Copyright (C) 2008 Alessandro Diaferia <alediaferia@gmail.com>
Copyright (C) 2008 Dario Freddi <drf54321@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.
*/
#include "raptorgraphicswidget.h"
// Local
#include "view/raptoritemsview.h"
#include "view/raptoritemdelegate.h"
#include "view/raptorscrollbutton.h"
#include "engine/kickoff/applicationmodel.h"
#include "engine/kickoff/searchmodel.h"
#include "engine/kickoff/favoritesmodel.h"
#include "view/raptorgraphicsview.h"
#include "view/breadcrumb.h"
// Qt
#include <QGraphicsLinearLayout>
#include <QGraphicsProxyWidget>
#include <QGraphicsSceneResizeEvent>
#include <QScrollBar>
#include <QPainter>
// KDE
#include <KDesktopFile>
#include <KRun>
#include <KService>
#include <KServiceTypeTrader>
#include <KConfig>
#include <KDebug>
#include <KIcon>
// Plasma
#include <Plasma/Theme>
#include <Plasma/LineEdit>
#include <Plasma/IconWidget>
#include <Plasma/Applet>
#include <Plasma/FrameSvg>
#include <plasma/runnermanager.h>
const int CONTENTS_RECT_HORIZONTAL_MARGIN = 32;
const int CONTENTS_RECT_VERTICAL_MARGIN = 10;
const int FRAME_RECT_HORIZONTAL_MARGIN = 22;
class RaptorGraphicsWidget::Private
{
public:
Private(RaptorGraphicsWidget *q) : q(q),
view(0),
model(0),
searchModel(0),
rightScrollButton(0),
leftScrollButton(0)
{
frame = new Plasma::FrameSvg(q);
frame->setImagePath("dialogs/background");
frame->setEnabledBorders(Plasma::FrameSvg::AllBorders);
}
~Private()
{
delete searchModel;
}
RaptorGraphicsWidget *q;
RaptorGraphicsView *view;
Kickoff::ApplicationModel *model;
Kickoff::SearchModel * searchModel;
Kickoff::FavoritesModel * favoritesModel;
RaptorScrollButton *rightScrollButton;
RaptorScrollButton *leftScrollButton;
Breadcrumb * breadCrumb;
Plasma::LineEdit *searchLine;
Plasma::IconWidget * favoritesIcon;
Plasma::RunnerManager * manager;
Plasma::FrameSvg *frame;
KConfigGroup appletConfig;
};
RaptorGraphicsWidget::RaptorGraphicsWidget(QGraphicsItem *parent, const KConfigGroup &appletconfig)
: QGraphicsWidget(parent),
d(new Private(this))
{
setAcceptHoverEvents(true);
d->model = new Kickoff::ApplicationModel(this);
d->model->init();
d->searchModel = new Kickoff::SearchModel();
d->favoritesModel = new Kickoff::FavoritesModel(this);
d->view = new RaptorGraphicsView(this);//Initialize the view as first element, some depend on it
d->view->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
d->view->setModel(d->model);
d->leftScrollButton = new RaptorScrollButton(RaptorScrollButton::Left, this);
// d->view = new RaptorItemsView();
// RaptorItemDelegate *delegate = new RaptorItemDelegate();
d->breadCrumb = new Breadcrumb(d->view, this);
d->searchLine = new Plasma::LineEdit(this);
d->favoritesIcon = new Plasma::IconWidget(this);
d->favoritesIcon->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Maximum);
d->favoritesIcon->setIcon(KIcon("rating"));
//d->searchLine->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Maximum);
d->rightScrollButton = new RaptorScrollButton(RaptorScrollButton::Right, this);
d->appletConfig = appletconfig;
QGraphicsLinearLayout *verticalLayout = new QGraphicsLinearLayout(Qt::Vertical);
QGraphicsLinearLayout *horizontalLayout = new QGraphicsLinearLayout();
horizontalLayout->addItem(d->breadCrumb);
horizontalLayout->addStretch();
horizontalLayout->addItem(d->favoritesIcon);
horizontalLayout->addItem(d->searchLine);
verticalLayout->addItem(horizontalLayout);
QGraphicsLinearLayout *layout = new QGraphicsLinearLayout();
layout->setOrientation(Qt::Horizontal);
connect(d->leftScrollButton, SIGNAL(clicked()), d->view, SLOT(scrollLeft()));
// layout->addItem(d->leftScrollButton);
layout->addItem(d->view);
connect(d->rightScrollButton, SIGNAL(clicked()), d->view, SLOT(scrollRight()));
// layout->addItem(d->rightScrollButton);
verticalLayout->addItem(layout);
setLayout(verticalLayout);
//
// delegate->setTextColor(Plasma::Theme::defaultTheme()->color(Plasma::Theme::TextColor));
//
// // let's make the view nicer in the applet
// d->view->setAttribute(Qt::WA_NoSystemBackground);
// d->view->viewport()->setAutoFillBackground(true);
// QPalette p = d->view->viewport()->palette();
// p.setColor(QPalette::Base, Qt::transparent);
// d->view->viewport()->setPalette(p);
//
// d->view->setModel(d->model);
// d->view->setItemDelegate(delegate);
//
// d->view->hideScrollBars();
//
KConfigGroup config(&d->appletConfig, "PlasmaRunnerManager");
KConfigGroup conf(&config, "Plugins");
conf.writeEntry("servicesEnabled", true);
KService::List offers = KServiceTypeTrader::self()->query("Plasma/Runner");
foreach (const KService::Ptr &service, offers) {
KPluginInfo description(service);
QString runnerName = description.pluginName();
if (runnerName != "services")
{
conf.writeEntry(QString(runnerName + "Enabled"), false);
}
}
conf.sync();
config.sync();
d->manager = new Plasma::RunnerManager(config, this);
d->manager->reloadConfiguration();
//
// layout->addItem(d->proxy);
//
connect(Plasma::Theme::defaultTheme(), SIGNAL(themeChanged()), this, SLOT(updateColors()));
connect(d->view, SIGNAL(applicationClicked(const KUrl &)), this, SLOT(launchApplication(const KUrl &)));
connect(d->searchLine, SIGNAL(textEdited(const QString&)), this, SLOT(refineModel()));
connect(d->manager, SIGNAL(matchesChanged(const QList<Plasma::QueryMatch>&)), this,
SLOT(matchesChanged(const QList<Plasma::QueryMatch>&)));
connect(d->view, SIGNAL(enteredItem(const QModelIndex &)), d->breadCrumb, SLOT(setCurrentItem(const QModelIndex &)));
connect(d->view, SIGNAL(favoriteClicked(const QString &)), this, SLOT(addOrRemoveFavorite(const QString &)));
connect(d->breadCrumb, SIGNAL(changedRootIndex(const QModelIndex&)), d->view, SLOT(setRootIndex(const QModelIndex &)));
connect(d->breadCrumb, SIGNAL(rootMenuRequested()), SLOT(refineModel()));
connect(d->favoritesIcon, SIGNAL(clicked()), SLOT(setFavoritesModel()));
// connect(d->breadCrumb, SIGNAL(bottomLevelReached()), d->model, SLOT(slotReloadMenu()));
//
// d->view->focusCentralItem();
setContentsMargins(CONTENTS_RECT_HORIZONTAL_MARGIN, CONTENTS_RECT_VERTICAL_MARGIN, CONTENTS_RECT_HORIZONTAL_MARGIN, CONTENTS_RECT_VERTICAL_MARGIN);
d->rightScrollButton->resize(32, 32);
d->leftScrollButton->resize(32, 32);
}
RaptorGraphicsWidget::~RaptorGraphicsWidget()
{
delete d;
}
void RaptorGraphicsWidget::setFavoritesModel()
{
if (d->view->model() == d->favoritesModel) {
//d->view->setRootIndex(QModelIndex());
refineModel();
}
else {
d->view->setModel(d->favoritesModel);
d->view->setRootIndex(d->favoritesModel->index(0, 0, QModelIndex()));
}
}
void RaptorGraphicsWidget::launchApplication(const KUrl &url)
{
KDesktopFile desktopFile(url.pathOrUrl());
KService service(&desktopFile);
KRun::run(service, KUrl::List(), 0);
}
void RaptorGraphicsWidget::updateColors()
{
//static_cast<RaptorItemDelegate*>(d->view->itemDelegate())->setTextColor(Plasma::Theme::defaultTheme()->color(Plasma::Theme::TextColor));
}
void RaptorGraphicsWidget::resizeEvent(QGraphicsSceneResizeEvent *event)
{
Q_UNUSED(event);
d->rightScrollButton->setPos(rect().width() - FRAME_RECT_HORIZONTAL_MARGIN - d->rightScrollButton->size().width() / 2, d->view->y() + d->view->rect().height() / 2 - d->rightScrollButton->rect().height() / 2);
d->leftScrollButton->setPos(FRAME_RECT_HORIZONTAL_MARGIN - d->leftScrollButton->size().width() / 2, d->view->y() + d->view->rect().height() / 2 - d->leftScrollButton->rect().height() / 2);
kDebug() << d->leftScrollButton->y() + d->view->rect().height() / 2 - d->leftScrollButton->rect().height() / 2 << d->view->y();
}
void RaptorGraphicsWidget::refineModel()
{
if ( d->searchLine->text().isEmpty() ) {
d->manager->reset();
if (d->view->model() != d->model) {
d->view->setModel(d->model);
} else {
d->view->setRootIndex(QModelIndex());
}
return;
}
if (d->view->model() != d->searchModel) {
d->view->setModel(d->searchModel);
}
d->manager->launchQuery(d->searchLine->text());
}
void RaptorGraphicsWidget::matchesChanged(const QList<Plasma::QueryMatch> &matches)
{
d->searchModel->clearModelData();
foreach (const Plasma::QueryMatch &ent, matches) {
KService::Ptr service = KService::serviceByStorageId(ent.data().toString());
if(service) {
d->searchModel->addAppNode(service);
}
}
}
void RaptorGraphicsWidget::addOrRemoveFavorite(const QString &url)
{
if (Kickoff::FavoritesModel::isFavorite(url)) {
Kickoff::FavoritesModel::remove(url);
} else {
Kickoff::FavoritesModel::add(url);
}
if (d->view->model() == d->favoritesModel) {
d->view->reset();
}
}
void RaptorGraphicsWidget::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Q_UNUSED(option)
Q_UNUSED(widget)
// painter->fillRect(option->rect, Qt::red);
QRectF frameRect(option->rect);
frameRect.setX(FRAME_RECT_HORIZONTAL_MARGIN);
frameRect.setWidth(option->rect.width() - (2*FRAME_RECT_HORIZONTAL_MARGIN) );
// painter->fillRect(contentsRect(), Qt::green);
// painter->drawRect(frameRect);
d->frame->resizeFrame(frameRect.size());
d->frame->paintFrame(painter, frameRect.topLeft());
}
