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resultitemdelegate.cpp
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resultitemdelegate.cpp
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#include "resultitemdelegate.h"
#include <QTextEdit>
#include <QApplication>
#include <QLabel>
#include <QPainter>
#include <QAbstractTextDocumentLayout>
#include <QDebug>
ResultItemDelegate::ResultItemDelegate()
{
}
void ResultItemDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
{
if(option.state & QStyle::State_Selected)
painter->fillRect(option.rect, option.palette.highlight());
painter->save();
QTextDocument document;
document.setTextWidth(option.rect.width());
QVariant value = index.data(Qt::DisplayRole);
if (value.isValid() && !value.isNull())
{
document.setHtml(value.toString());
painter->translate(option.rect.topLeft());
document.drawContents(painter);
}
painter->restore();
}
//QWidget *ResultItemDelegate::createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const
//{
// if (index.column() == 2)
// {
// auto textedit = new QTextEdit(parent);
// textedit->setReadOnly(true);
// return textedit;
// }
// else
// return NULL;
//}
//void ResultItemDelegate::setEditorData(QWidget *editor, const QModelIndex &index) const
//{
// QString value = index.model()->data(index, Qt::EditRole).toString();
// auto textedit = static_cast<QTextEdit *>(editor);
//// if (index.column() == 2)
// textedit->setHtml(value);
//// else
//// textedit->setPlainText(value);
//}
//QSize ResultItemDelegate::sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const
//{
// QStyleOptionViewItemV4 options = option;
// initStyleOption(&options, index);
// QTextDocument doc;
// doc.setHtml(options.text);
// doc.setTextWidth(options.rect.width());
// return QSize(doc.idealWidth(), doc.size().height());
//}
//void ResultItemDelegate::updateEditorGeometry(QWidget *editor, const QStyleOptionViewItem &option, const QModelIndex &index) const
//{
// editor->setGeometry(option.rect.x(),option.rect.y(),editor->sizeHint().width(),editor->sizeHint().height());
//}