117 lines
3.6 KiB
C++
117 lines
3.6 KiB
C++
/*
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delegate.cpp
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A delegate that allows the user to change integer values from the model
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using a spin box widget.
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*/
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#include "x_checkboxdelegate.h"
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#include <QCheckBox>
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#include <QMouseEvent>
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#include <QApplication>
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X_CheckBoxDelegate::X_CheckBoxDelegate(QObject *parent)
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: QStyledItemDelegate(parent)
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{
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}
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QWidget *X_CheckBoxDelegate::createEditor(QWidget *parent,
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const QStyleOptionViewItem & option ,
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const QModelIndex & index ) const
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{
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// if(index.column()>=3&&index.column()<=9)
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// {
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// QCheckBox *editor = new QCheckBox(parent);
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// // editor->setFrame(false);
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// ///editor->setAlignment(Qt::AlignHCenter);
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// // editor->setDisplayFormat("hh:mm");
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// return editor;
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// }
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if(index.column()>=3&&index.column()<=9)
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{
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QCheckBox *editor=new QCheckBox(parent);
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editor->installEventFilter(const_cast<X_CheckBoxDelegate*>(this));
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return editor;
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}
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else
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return QStyledItemDelegate::createEditor(parent,option,index);
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return nullptr;
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}
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//void X_CheckBoxDelegate::setEditorData(QWidget *editor,
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// const QModelIndex &index) const
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//{
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// if(index.column()>=3&&index.column()<=9)
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// {
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// bool data = index.model()->data(index, Qt::UserRole).toBool();
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// QCheckBox *checkBox = static_cast<QCheckBox*>(editor);
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// checkBox->setChecked(data);
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// }
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// else
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// QStyledItemDelegate::setEditorData(editor,index);
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//}
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//void X_CheckBoxDelegate::setModelData(QWidget *editor, QAbstractItemModel *model,
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// const QModelIndex &index) const
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//{
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// QCheckBox *checkBox = static_cast<QCheckBox*>(editor);
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// bool value = checkBox->isChecked();
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// model->setData(index, value, Qt::UserRole);
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//}
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// 绘制复选框
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void X_CheckBoxDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
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{
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QStyleOptionViewItem viewOption(option);
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initStyleOption(&viewOption, index);
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if (option.state.testFlag(QStyle::State_HasFocus))
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viewOption.state = viewOption.state ^ QStyle::State_HasFocus;
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QStyledItemDelegate::paint(painter, viewOption, index);
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if (index.column()>=3&&index.column()<=9)
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{
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bool data = index.model()->data(index, Qt::UserRole).toBool();
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QStyleOptionButton checkBoxStyle;
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checkBoxStyle.state = data ? QStyle::State_On : QStyle::State_Off;
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checkBoxStyle.state |= QStyle::State_Enabled;
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checkBoxStyle.iconSize = QSize(20, 20);
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checkBoxStyle.rect = option.rect;
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QCheckBox checkBox;
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QApplication::style()->drawPrimitive(QStyle::PE_IndicatorCheckBox, &checkBoxStyle, painter, &checkBox);
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}
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}
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// 响应鼠标事件，更新数据
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bool X_CheckBoxDelegate::editorEvent(QEvent *event, QAbstractItemModel *model, const QStyleOptionViewItem &option, const QModelIndex &index)
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{
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QRect decorationRect = option.rect;
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QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
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if (event->type() == QEvent::MouseButtonPress && decorationRect.contains(mouseEvent->pos()))
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{
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if (index.column()>=3&&index.column()<=9)
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{
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bool data = model->data(index, Qt::UserRole).toBool();
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model->setData(index, !data, Qt::UserRole);
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}
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}
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return QStyledItemDelegate::editorEvent(event, model, option, index);
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}
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void X_CheckBoxDelegate::updateEditorGeometry(QWidget *editor,
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const QStyleOptionViewItem &option, const QModelIndex &/* index */) const
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{
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editor->setGeometry(option.rect);
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}
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