36 lines
1.4 KiB
C++
36 lines
1.4 KiB
C++
#include "x_spinboxdelegate.h"
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/*
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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 <QSpinBox>
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SpinBoxDelegate::SpinBoxDelegate(QObject *parent, int iFlag) : QStyledItemDelegate(parent) {
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m_iFlag=iFlag;
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}
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QWidget *SpinBoxDelegate::createEditor(QWidget *parent, const QStyleOptionViewItem &, const QModelIndex &index) const {
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if(index.column()!=0) return 0;
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QSpinBox *editor = new QSpinBox(parent);
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editor->setFrame(false);
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editor->setMinimum(0);
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if(m_iFlag==0) editor->setMaximum(100);//亮度最大值
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else if(m_iFlag==1) editor->setMaximum(15);//音量最大值
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editor->setAlignment(Qt::AlignHCenter);
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return editor;
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}
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void SpinBoxDelegate::setEditorData(QWidget *editor, const QModelIndex &index) const{
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int value = index.model()->data(index, Qt::EditRole).toInt();
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QSpinBox *spinBox = static_cast<QSpinBox*>(editor);
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spinBox->setValue(value);
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}
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void SpinBoxDelegate::setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const{
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QSpinBox *spinBox = static_cast<QSpinBox*>(editor);
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spinBox->interpretText();
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int value = spinBox->value();
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model->setData(index, value, Qt::EditRole);
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}
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void SpinBoxDelegate::updateEditorGeometry(QWidget *editor, const QStyleOptionViewItem &option, const QModelIndex &) const {
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editor->setGeometry(option.rect);
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}
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