qtreewidget 添加复选按钮

最新推荐文章于 2025-02-22 20:38:10 发布

转载最新推荐文章于 2025-02-22 20:38:10 发布 · 1.9k 阅读

本文介绍了一个用户权限管理系统的设计，包括系统配置管理权限、安保权限、制卡权限等，并详细阐述了如何通过Qt框架实现权限的增删改查操作。

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QStringList root;
root << tr("用户权限");
QTreeWidgetItem *m_pTreeItem = new QTreeWidgetItem(ui->treeWidget, root);
m_pTreeItem->setData(0, Qt::UserRole, 0);
//m_pTreeItem->setCheckState();
//m_pTreeItem->setFlags(Qt::ItemIsEditable | Qt::ItemIsUserCheckable | Qt::ItemIsEnabled | Qt::ItemIsSelectable);
m_pTreeItem->setCheckState(0, Qt::Unchecked);
m_pTreeItem->setExpanded(true);

QStringList strlist;
{

strlist<<tr("系统配置管理权限");
QTreeWidgetItem *firstchild = new QTreeWidgetItem(m_pTreeItem, strlist);
firstchild->setData(0, Qt::UserRole, 1);
firstchild->setCheckState(0, Qt::Unchecked);
}

{
strlist.clear();
strlist<<tr("安保权限");
QTreeWidgetItem *secondchild = new QTreeWidgetItem(m_pTreeItem, strlist);
secondchild->setData(0, Qt::UserRole, 2);
secondchild->setCheckState(0, Qt::Unchecked);
}

{
strlist.clear();
strlist<<tr("制卡权限");
QTreeWidgetItem *thirdchild = new QTreeWidgetItem(m_pTreeItem, strlist);
thirdchild->setData(0, Qt::UserRole, 0x0001);
thirdchild->setCheckState(0, Qt::Unchecked);

strlist.clear();
strlist<<tr("员工卡制卡权限(普通)");
QTreeWidgetItem *subchild = new QTreeWidgetItem(thirdchild, strlist);
subchild->setData(0, Qt::UserRole, 0x0001);
subchild->setCheckState(0, Qt::Unchecked);

strlist.clear();
strlist<<tr("员工卡制卡权限(核心)");
QTreeWidgetItem *subsecchild = new QTreeWidgetItem(thirdchild, strlist);
subsecchild->setData(0, Qt::UserRole, 0x0002);
subsecchild->setCheckState(0, Qt::Unchecked);

strlist.clear();
strlist<<tr("员工卡制卡权限(核心)");
QTreeWidgetItem *subthirdchild = new QTreeWidgetItem(thirdchild, strlist);
subthirdchild->setData(0, Qt::UserRole, 0x0004);
subthirdchild->setCheckState(0, Qt::Unchecked);

}

void adduserdlg::on_treeWidget_itemChanged(QTreeWidgetItem* item, int column)
{
if(item->checkState(0) == Qt::Unchecked)
{
int count = item->childCount();

for(int i=0; i< count; i++)
{
item->child(i)->setCheckState(0, Qt::Unchecked);

int subcount = item->child(i)->childCount();
for(int j =0; j< subcount; j++)
{
item->child(i)->child(j)->setCheckState(0, Qt::Unchecked);
}

}
}
else
{
int count = item->childCount();

for(int i=0; i< count; i++)
{
item->child(i)->setCheckState(0, Qt::Checked) ;

int subcount = item->child(i)->childCount();
for(int j =0; j< subcount; j++)
{
item->child(i)->child(j)->setCheckState(0, Qt::Checked);
}
}
}
}