class StringListModel(QAbstractListModel):
def __init__(self, stringList, parent=None):
super(StringListModel, self).__init__(parent)
self.stringList = QStringList(stringList)
# int rowCount(const QModelIndex &parent = QModelIndex()) const;
# QVariant data(const QModelIndex &index, int role) const;
# QVariant headerData(int section, Qt::Orientation orientation,
# int role = Qt::DisplayRole) const;
# 编辑功能用到的两个函数
# Qt::ItemFlags flags(const QModelIndex &index) const;
# bool setData(const QModelIndex &index, const QVariant &value,
# int role = Qt::EditRole);
def rowCount(self, parent=None, *args, **kwargs):
return self.stringList.count()
def data(self, index, role=Qt.DisplayRole):
if (not index.isValid()):
return QVariant()
if (index.row() >= self.stringList.count):
return QVariant()
if (role == Qt.DisplayRole or role == Qt.EditRole):
return self.stringList[index.row()]
else:
return QVariant()
def headerData(self, section, orientation, role=Qt.DisplayRole):
if (role != Qt.DisplayRole):
return QVariant()
if (orientation == Qt.Horizontal):
return QString("Column %1").arg(section)
else:
return QString("Row %1").arg(section)
# 以下是实现编辑功能添加的两个函数
def flags(self, index):
if (not index.isValid()):
return Qt.ItemIsEnabled
return super(StringListModel, self).flags(index) | Qt.ItemIsEditable
def setData(self, index, value, role=Qt.DisplayRole):
if (index.isValid() and role == Qt.EditRole):
self.stringList.replace(index.row(), value.toString())
self.emit(SIGNAL("dataChanged(QModelIndex,QModelIndex)"), index,
index)
return True
return False
class StringListModel(QAbstractListModel):
def __init__(self,stringList,parent = None):
super(StringListModel, self).__init__(parent)
self.stringList = QStringList(stringList)
# int rowCount(const QModelIndex &parent = QModelIndex()) const;
# QVariant data(const QModelIndex &index, int role) const;
# QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
# // 编辑功能用到的两个函数
# Qt::ItemFlags flags(const QModelIndex &index) const;
# bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole);
#
# // 插入和删除行用到的两个函数
# bool insertRows(int position, int rows, const QModelIndex &index = QModelIndex());
# bool removeRows(int position, int rows, const QModelIndex &index = QModelIndex());
def rowCount(self,parent= QModelIndex()):
return self.stringList.count()
def data(self,index,role= Qt.DisplayRole):
if (not index.isValid()):
return QVariant()
if (index.row() >= self.stringList.count):
return QVariant()
if (role == Qt.DisplayRole):
return self.stringList[index.row()]
else:
return QVariant()
def headerData(self,section, orientation, role= Qt.DisplayRole):
if (role != Qt.DisplayRole):
return QVariant()
if (orientation == Qt.Horizontal):
return QString("Column %1").arg(section)
else:
return QString("Row %1").arg(section)
# 以下是实现编辑功能添加的两个函数
def flags(self,index):
if (not index.isValid()):
return Qt.ItemIsEnabled
return super(StringListModel, self).flags(index) | Qt.ItemIsEditable
def setData(self, index, value, role= Qt.DisplayRole):
if (index.isValid() and role == Qt.EditRole):
self.stringList.replace(index.row(), value.toString())
self.emit(SIGNAL("dataChanged(QModelIndex,QModelIndex)"),index, index)
return True
return False
# 以下是插入和删除行用到的两个函数
def insertRows(self,position, rows, parent = QModelIndex()):
self.beginInsertRows(QModelIndex(), position, position+rows-1)
for i in range(rows):
self.stringList.insert(position, "")
self.endInsertRows()
return True
def removeRows(self,position, rows, parent = QModelIndex()):
self.beginRemoveRows(QModelIndex(), position, position+rows-1)
for i in range(rows):
self.stringList.removeAt(position)
self.endRemoveRows()
return True
