Drawing routines (adapted from KPluginSelector)

2 files changed, 94 insertions, 1 deletions

diff --git a/sigtools/PluginTreeDelegate.cpp b/sigtools/PluginTreeDelegate.cpp
index bf039bc8..41216b02 100644
--- a/sigtools/PluginTreeDelegate.cpp
+++ b/sigtools/PluginTreeDelegate.cpp
@@ -15,38 +15,130 @@
  * with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+/*
+ * Drawing code adapted from KPluginSelector (2009-03-26)
+ * 
+ * Copyright (C) 2007, 2006 Rafael Fernández López <ereslibre@kde.org>
+ * Copyright (C) 2002-2003 Matthias Kretz <kretz@kde.org>
+ */
+
 // Header include
 #include "PluginTreeDelegate.h"
 
 // Sigtools includes
+#include "PluginLoader.h"
 #include "PluginTree.h"
 
 // KDE includes
+#include <KApplication>
+#include <KAboutApplicationDialog>
 #include <KCategorizedView>
+#include <KCategorizedSortFilterProxyModel>
+#include <KPluginInfo>
+#include <KPushButton>
+#include <KService>
+
+// Qt includes
+#include <QtGui/QPainter>
+
+static const int margins = 3;
 
 using namespace Sigtools;
 
 PluginTreeDelegate::PluginTreeDelegate(KCategorizedView* view, PluginTree* tree) :
-        KWidgetItemDelegate(view, tree)
+        KWidgetItemDelegate(view, tree),
+        m_about(new KPushButton)
+{
+    m_about->setIcon(KIcon("dialog-information"));
+}
+
+PluginTreeDelegate::~PluginTreeDelegate()
 {
+    delete m_about;
 }
 
 void PluginTreeDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const
 {
+    if (!index.isValid())
+        return;
+    
+    KApplication::style()->drawPrimitive(QStyle::PE_PanelItemViewItem, &option, painter, 0);
+    
+    int iconSize = option.rect.height() - 2 * margins;
+    painter->drawPixmap(QRect(margins + option.rect.left(), margins + option.rect.top(), iconSize, iconSize), KIconLoader::global()->loadIcon(index.model()->data(index, Qt::DecorationRole).toString(), KIconLoader::Desktop, iconSize));
+    
+    QRect contentsRect(2 * margins + iconSize + option.rect.left(), margins + option.rect.top(), option.rect.width() - 5 * margins - iconSize - m_about->sizeHint().width(), option.rect.height() - 2 * margins);
+    
+    painter->save();
+    
+    if (option.state & QStyle::State_Selected)
+        painter->setPen(option.palette.highlightedText().color());
+    
+    QFont font = option.font;
+    font.setBold(true);
+    QFontMetrics fmTitle(font);
+    painter->setFont(font);
+    painter->drawText(contentsRect, Qt::AlignLeft | Qt::AlignTop, fmTitle.elidedText(index.model()->data(index, Qt::DisplayRole).toString(), Qt::ElideRight, contentsRect.width()));
+    
+    painter->setFont(option.font);
+    painter->drawText(contentsRect, Qt::AlignLeft | Qt::AlignBottom, option.fontMetrics.elidedText(index.model()->data(index, Qt::UserRole).toString(), Qt::ElideRight, contentsRect.width()));
+    
+    painter->restore();
 }
 
 QSize PluginTreeDelegate::sizeHint(const QStyleOptionViewItem& option, const QModelIndex& index) const
 {
+    QFont font = option.font;
+    font.setBold(true);
+    QFontMetrics fmTitle(font);
+    const QSize nameSize = fmTitle.size(0, index.model()->data(index, Qt::DisplayRole).toString());
+    const QSize descSize = option.fontMetrics.size(0, index.model()->data(index, Qt::UserRole).toString());
+    
+    return QSize(qMax(nameSize.width(), descSize.width()) + KIconLoader::SizeMedium, qMax(int(KIconLoader::SizeMedium), nameSize.height() + descSize.height()) + 2 * margins);
 }
 
 QList<QWidget*> PluginTreeDelegate::createItemWidgets() const
 {
+    QList<QWidget*> widgetList;
+    KPushButton *aboutPushButton = new KPushButton;
+    aboutPushButton->setIcon(KIcon("dialog-information"));
+    connect(aboutPushButton, SIGNAL(clicked(bool)), this, SLOT(aboutClicked()));
+    
+    setBlockedEventTypes(aboutPushButton, QList<QEvent::Type>() << QEvent::MouseButtonPress << QEvent::MouseButtonRelease << QEvent::MouseButtonDblClick);
+    
+    widgetList << aboutPushButton;
+    return widgetList;
 }
 
 void PluginTreeDelegate::updateItemWidgets(const QList<QWidget*> widgets, const QStyleOptionViewItem& option, const QPersistentModelIndex& index) const
 {
+    Q_UNUSED(index)
+    QSize aboutSize = widgets[0]->sizeHint();
+    widgets[0]->resize(aboutSize);
+    widgets[0]->move(option.rect.width() - margins - aboutSize.width(), (option.rect.height() - aboutSize.height()) / 2);
 }
 
 void PluginTreeDelegate::aboutClicked()
 {
+    const QModelIndex index = focusedIndex();
+    const QAbstractItemModel* model = index.model();
+    const QString type = model->data(index, KCategorizedSortFilterProxyModel::CategoryDisplayRole).toString();
+    const QString cname = model->data(index, Qt::DisplayRole).toString();
+    KService::Ptr service = PluginLoader::service(type, cname);
+    KPluginInfo info(service);
+    const QString name = info.name();
+    const QStringList authors = info.author().split(',');
+    const QStringList emails = info.email().split(',');
+    KAboutData aboutData(name.toUtf8(), name.toUtf8(), ki18n(name.toUtf8()), info.version().toUtf8(), ki18n(info.comment().toUtf8()), KAboutLicense::byKeyword(info.license()).key(), ki18n(QByteArray()), ki18n(QByteArray()), info.website().toLatin1());
+    aboutData.setProgramIconName(info.icon());
+    if (authors.count() == emails.count())
+    {
+        for (int i = 0; i < authors.count(); ++i)
+        {
+            if (!authors[i].isEmpty())
+                aboutData.addAuthor(ki18n(authors[i].toUtf8()), ki18n(QByteArray()), emails[i].toUtf8(), 0);
+        }
+    }
+    KAboutApplicationDialog aboutPlugin(&aboutData, itemView());
+    aboutPlugin.exec();
 }
diff --git a/sigtools/PluginTreeDelegate.h b/sigtools/PluginTreeDelegate.h
index 7e38cd51..dee56dfb 100644
--- a/sigtools/PluginTreeDelegate.h
+++ b/sigtools/PluginTreeDelegate.h
@@ -38,6 +38,7 @@ class SIGTOOLS_NO_EXPORT PluginTreeDelegate : public KWidgetItemDelegate
     
     public:
         PluginTreeDelegate(KCategorizedView* view, PluginTree* tree);
+        ~PluginTreeDelegate();
         
         void paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const;
         QSize sizeHint(const QStyleOptionViewItem& option, const QModelIndex& index) const;