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- Improved search list delegate

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This commit is contained in:
Christophe Dumez 2007-07-31 11:06:54 +00:00
parent 9bd3647f36
commit 34d94cd2bb
1 changed files with 10 additions and 40 deletions
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50
src/SearchListDelegate.h
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@ -22,7 +22,7 @@
#ifndef SEARCHLISTDELEGATE_H #ifndef SEARCHLISTDELEGATE_H
#define SEARCHLISTDELEGATE_H #define SEARCHLISTDELEGATE_H
#include <QAbstractItemDelegate> #include <QItemDelegate>
#include <QStyleOptionProgressBarV2> #include <QStyleOptionProgressBarV2>
#include <QModelIndex> #include <QModelIndex>
#include <QPainter> #include <QPainter>
@ -36,59 +36,29 @@
#define LEECHERS 3 #define LEECHERS 3
#define ENGINE 4 #define ENGINE 4
class SearchListDelegate: public QAbstractItemDelegate { class SearchListDelegate: public QItemDelegate {
Q_OBJECT Q_OBJECT
public: public:
SearchListDelegate(QObject *parent=0) : QAbstractItemDelegate(parent){} SearchListDelegate(QObject *parent=0) : QItemDelegate(parent){}
~SearchListDelegate(){} ~SearchListDelegate(){}
void paint(QPainter * painter, const QStyleOptionViewItem & option, const QModelIndex & index) const{ void paint(QPainter * painter, const QStyleOptionViewItem & option, const QModelIndex & index) const{
QStyleOptionViewItem opt = option; QStyleOptionViewItemV3 opt = QItemDelegate::setOptions(index, option);
// set text color
QVariant value = index.data(Qt::ForegroundRole);
if (value.isValid() && qvariant_cast<QColor>(value).isValid()){
opt.palette.setColor(QPalette::Text, qvariant_cast<QColor>(value));
}
QPalette::ColorGroup cg = option.state & QStyle::State_Enabled
? QPalette::Normal : QPalette::Disabled;
if (option.state & QStyle::State_Selected){
painter->setPen(opt.palette.color(cg, QPalette::HighlightedText));
}else{
painter->setPen(opt.palette.color(cg, QPalette::Text));
}
// draw the background color
if (option.showDecorationSelected && (option.state & QStyle::State_Selected)){
if (cg == QPalette::Normal && !(option.state & QStyle::State_Active)){
cg = QPalette::Inactive;
}
painter->fillRect(option.rect, option.palette.brush(cg, QPalette::Highlight));
}else{
value = index.data(Qt::BackgroundColorRole);
if (value.isValid() && qvariant_cast<QColor>(value).isValid()){
painter->fillRect(option.rect, qvariant_cast<QColor>(value));
}
}
switch(index.column()){ switch(index.column()){
case SIZE: case SIZE:
painter->drawText(option.rect, Qt::AlignCenter, misc::friendlyUnit(index.data().toLongLong())); QItemDelegate::drawBackground(painter, opt, index);
break; QItemDelegate::drawDisplay(painter, opt, option.rect, misc::friendlyUnit(index.data().toLongLong()));
case NAME:
painter->drawText(option.rect, Qt::AlignLeft, index.data().toString());
break; break;
default: default:
painter->drawText(option.rect, Qt::AlignCenter, index.data().toString()); QItemDelegate::paint(painter, option, index);
} }
} }
QSize sizeHint(const QStyleOptionViewItem & option, const QModelIndex & index) const{ QWidget* createEditor(QWidget*, const QStyleOptionViewItem &, const QModelIndex &) const {
QVariant value = index.data(Qt::FontRole); // No editor here
QFont fnt = value.isValid() ? qvariant_cast<QFont>(value) : option.font; return 0;
QFontMetrics fontMetrics(fnt);
const QString text = index.data(Qt::DisplayRole).toString();
QRect textRect = QRect(0, 0, 0, fontMetrics.lineSpacing() * (text.count(QLatin1Char('\n')) + 1));
return textRect.size();
} }
}; };