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Use QStyledItemDelegate instead of QItemDelegate

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This commit is contained in:
Vladimir Golovnev (Glassez) 2019-12-18 15:54:59 +03:00
parent 766cfb67df
commit 15f2a3b564
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GPG Key ID: 52A2C7DEE2DFA6F7
2 changed files with 18 additions and 21 deletions
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26
src/gui/transferlistdelegate.cpp
View File

@ -41,38 +41,36 @@
#include "transferlistmodel.h"
TransferListDelegate::TransferListDelegate(QObject *parent)
: QItemDelegate(parent)
: QStyledItemDelegate {parent}
{
}
void TransferListDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
{
if (index.column() != TransferListModel::TR_PROGRESS) {
QItemDelegate::paint(painter, option, index);
QStyledItemDelegate::paint(painter, option, index);
return;
}
painter->save();
QStyleOptionViewItem opt = QItemDelegate::setOptions(index, option);
QItemDelegate::drawBackground(painter, opt, index);
QStyleOptionProgressBar newopt;
newopt.rect = opt.rect;
newopt.rect = option.rect;
newopt.text = index.data().toString();
newopt.progress = static_cast<int>(index.data(TransferListModel::UnderlyingDataRole).toReal());
newopt.maximum = 100;
newopt.minimum = 0;
newopt.state |= QStyle::State_Enabled;
newopt.state = option.state;
newopt.textVisible = true;
#if defined(Q_OS_WIN) || defined(Q_OS_MACOS)
// XXX: To avoid having the progress text on the right of the bar
QProxyStyle st("fusion");
st.drawControl(QStyle::CE_ProgressBar, &newopt, painter);
QProxyStyle fusionStyle {"fusion"};
QStyle *style = &fusionStyle;
#else
QApplication::style()->drawControl(QStyle::CE_ProgressBar, &newopt, painter);
QStyle *style = option.widget ? option.widget->style() : QApplication::style();
#endif
painter->save();
style->drawControl(QStyle::CE_ProgressBar, &newopt, painter, option.widget);
painter->restore();
}
@ -92,10 +90,10 @@ QSize TransferListDelegate::sizeHint(const QStyleOptionViewItem &option, const Q
static int nameColHeight = -1;
if (nameColHeight == -1) {
const QModelIndex nameColumn = index.sibling(index.row(), TransferListModel::TR_NAME);
nameColHeight = QItemDelegate::sizeHint(option, nameColumn).height();
nameColHeight = QStyledItemDelegate::sizeHint(option, nameColumn).height();
}
QSize size = QItemDelegate::sizeHint(option, index);
QSize size = QStyledItemDelegate::sizeHint(option, index);
size.setHeight(std::max(nameColHeight, size.height()));
return size;
}

13
src/gui/transferlistdelegate.h
View File

@ -26,24 +26,23 @@
* exception statement from your version.
*/
#ifndef TRANSFERLISTDELEGATE_H
#define TRANSFERLISTDELEGATE_H
#pragma once
#include <QItemDelegate>
#include <QStyledItemDelegate>
class QModelIndex;
class QPainter;
class QStyleOptionViewItem;
class TransferListDelegate : public QItemDelegate
class TransferListDelegate : public QStyledItemDelegate
{
Q_OBJECT
Q_DISABLE_COPY(TransferListDelegate)
public:
TransferListDelegate(QObject *parent);
explicit TransferListDelegate(QObject *parent);
void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const override;
QWidget *createEditor(QWidget *, const QStyleOptionViewItem &, const QModelIndex &) const override;
QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const override;
};
#endif // TRANSFERLISTDELEGATE_H