eric6.Helpviewer.History.HistoryTreeModel
Module implementing the history tree model.
Global Attributes
Classes
Functions
HistoryTreeModel
    Class implementing the history tree model.
Derived from
QAbstractProxyModel
Class Attributes
Class Methods
Methods
| HistoryTreeModel | Constructor | 
| __sourceDateRow | Private method to translate the top level date row into the offset where that date starts. | 
| __sourceReset | Private slot to handle a reset of the source model. | 
| __sourceRowsInserted | Private slot to handle the insertion of data in the source model. | 
| __sourceRowsRemoved | Private slot to handle the removal of data in the source model. | 
| columnCount | Public method to get the number of columns. | 
| data | Public method to get data from the model. | 
| flags | Public method to get the item flags. | 
| hasChildren | Public method to check, if an entry has some children. | 
| headerData | Public method to get the header data. | 
| index | Public method to create an index. | 
| mapFromSource | Public method to map an index to the proxy model index. | 
| mapToSource | Public method to map an index to the source model index. | 
| parent | Public method to get the parent index. | 
| removeRows | Public method to remove entries from the model. | 
| rowCount | Public method to determine the number of rows. | 
| setSourceModel | Public method to set the source model. | 
Static Methods
HistoryTreeModel (Constructor)
HistoryTreeModel(sourceModel, parent=None)
        Constructor
- sourceModel
- 
reference to the source model (QAbstractItemModel)
- parent
- 
reference to the parent object (QObject)
HistoryTreeModel.__sourceDateRow
__sourceDateRow(row)
        Private method to translate the top level date row into the offset
        where that date starts.
- row
- 
row number of the date (integer)
- Returns:
- 
offset where that date starts (integer)
HistoryTreeModel.__sourceReset
__sourceReset()
        Private slot to handle a reset of the source model.
HistoryTreeModel.__sourceRowsInserted
__sourceRowsInserted(parent, start, end)
        Private slot to handle the insertion of data in the source model.
- parent
- 
reference to the parent index (QModelIndex)
- start
- 
start row (integer)
- end
- 
end row (integer)
HistoryTreeModel.__sourceRowsRemoved
__sourceRowsRemoved(parent, start, end)
        Private slot to handle the removal of data in the source model.
- parent
- 
reference to the parent index (QModelIndex)
- start
- 
start row (integer)
- end
- 
end row (integer)
HistoryTreeModel.columnCount
columnCount(parent=QModelIndex())
        Public method to get the number of columns.
- parent
- 
index of parent (QModelIndex)
- Returns:
- 
number of columns (integer)
HistoryTreeModel.data
data(index, role=Qt.DisplayRole)
        Public method to get data from the model.
- index
- 
index of history entry to get data for (QModelIndex)
- role
- 
data role (integer)
- Returns:
- 
history entry data
HistoryTreeModel.flags
flags(index)
        Public method to get the item flags.
- index
- 
index of the item (QModelIndex)
- Returns:
- 
flags (Qt.ItemFlags)
HistoryTreeModel.hasChildren
hasChildren(parent=QModelIndex())
        Public method to check, if an entry has some children.
- parent
- 
index of the entry to check (QModelIndex)
- Returns:
- 
flag indicating the presence of children (boolean)
HistoryTreeModel.headerData
headerData(section, orientation, role=Qt.DisplayRole)
        Public method to get the header data.
- section
- 
section number (integer)
- orientation
- 
header orientation (Qt.Orientation)
- role
- 
data role (integer)
- Returns:
- 
header data
HistoryTreeModel.index
index(row, column, parent=QModelIndex())
        Public method to create an index.
- row
- 
row number for the index (integer)
- column
- 
column number for the index (integer)
- parent
- 
index of the parent item (QModelIndex)
- Returns:
- 
requested index (QModelIndex)
HistoryTreeModel.mapFromSource
mapFromSource(sourceIndex)
        Public method to map an index to the proxy model index.
- sourceIndex
- 
reference to a source model index (QModelIndex)
- Returns:
- 
proxy model index (QModelIndex)
HistoryTreeModel.mapToSource
mapToSource(proxyIndex)
        Public method to map an index to the source model index.
- proxyIndex
- 
reference to a proxy model index (QModelIndex)
- Returns:
- 
source model index (QModelIndex)
HistoryTreeModel.parent
parent(index)
        Public method to get the parent index.
- index
- 
index of item to get parent (QModelIndex)
- Returns:
- 
index of parent (QModelIndex)
HistoryTreeModel.removeRows
removeRows(row, count, parent=QModelIndex())
        Public method to remove entries from the model.
- row
- 
row of the first entry to remove (integer)
- count
- 
number of entries to remove (integer)
- parent
- 
index of the parent entry (QModelIndex)
- Returns:
- 
flag indicating successful removal (boolean)
HistoryTreeModel.rowCount
rowCount(parent=QModelIndex())
        Public method to determine the number of rows.
- parent
- 
index of parent (QModelIndex)
- Returns:
- 
number of rows (integer)
HistoryTreeModel.setSourceModel
setSourceModel(sourceModel)
        Public method to set the source model.
- sourceModel
- 
reference to the source model (QAbstractItemModel)