--- a/eric6/Helpviewer/History/HistoryModel.py Sat Sep 07 14:45:27 2019 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,177 +0,0 @@
-# -*- coding: utf-8 -*-
-
-# Copyright (c) 2009 - 2019 Detlev Offenbach <detlev@die-offenbachs.de>
-#
-
-"""
-Module implementing the history model.
-"""
-
-from __future__ import unicode_literals
-
-from PyQt5.QtCore import Qt, QAbstractTableModel, QModelIndex, QUrl
-
-import Helpviewer.HelpWindow
-
-
-class HistoryModel(QAbstractTableModel):
- """
- Class implementing the history model.
- """
- DateRole = Qt.UserRole + 1
- DateTimeRole = Qt.UserRole + 2
- UrlRole = Qt.UserRole + 3
- UrlStringRole = Qt.UserRole + 4
- TitleRole = Qt.UserRole + 5
- MaxRole = TitleRole
-
- def __init__(self, historyManager, parent=None):
- """
- Constructor
-
- @param historyManager reference to the history manager object
- (HistoryManager)
- @param parent reference to the parent object (QObject)
- """
- super(HistoryModel, self).__init__(parent)
-
- self.__historyManager = historyManager
-
- self.__headers = [
- self.tr("Title"),
- self.tr("Address"),
- ]
-
- self.__historyManager.historyReset.connect(self.historyReset)
- self.__historyManager.entryRemoved.connect(self.historyReset)
- self.__historyManager.entryAdded.connect(self.entryAdded)
- self.__historyManager.entryUpdated.connect(self.entryUpdated)
-
- def historyReset(self):
- """
- Public slot to reset the model.
- """
- self.beginResetModel()
- self.endResetModel()
-
- def entryAdded(self):
- """
- Public slot to handle the addition of a history entry.
- """
- self.beginInsertRows(QModelIndex(), 0, 0)
- self.endInsertRows()
-
- def entryUpdated(self, row):
- """
- Public slot to handle the update of a history entry.
-
- @param row row number of the updated entry (integer)
- """
- idx = self.index(row, 0)
- self.dataChanged.emit(idx, idx)
-
- def headerData(self, section, orientation, role=Qt.DisplayRole):
- """
- Public method to get the header data.
-
- @param section section number (integer)
- @param orientation header orientation (Qt.Orientation)
- @param role data role (integer)
- @return header data
- """
- if orientation == Qt.Horizontal and role == Qt.DisplayRole:
- try:
- return self.__headers[section]
- except IndexError:
- pass
- return QAbstractTableModel.headerData(self, section, orientation, role)
-
- def data(self, index, role=Qt.DisplayRole):
- """
- Public method to get data from the model.
-
- @param index index of history entry to get data for (QModelIndex)
- @param role data role (integer)
- @return history entry data
- """
- lst = self.__historyManager.history()
- if index.row() < 0 or index.row() > len(lst):
- return None
-
- itm = lst[index.row()]
- if role == self.DateTimeRole:
- return itm.dateTime
- elif role == self.DateRole:
- return itm.dateTime.date()
- elif role == self.UrlRole:
- return QUrl(itm.url)
- elif role == self.UrlStringRole:
- return itm.url
- elif role == self.TitleRole:
- return itm.userTitle()
- elif role in [Qt.DisplayRole, Qt.EditRole]:
- if index.column() == 0:
- return itm.userTitle()
- elif index.column() == 1:
- return itm.url
- elif role == Qt.DecorationRole:
- if index.column() == 0:
- return Helpviewer.HelpWindow.HelpWindow.icon(QUrl(itm.url))
-
- return None
-
- def columnCount(self, parent=None):
- """
- Public method to get the number of columns.
-
- @param parent index of parent (QModelIndex)
- @return number of columns (integer)
- """
- if parent is None:
- parent = QModelIndex()
-
- if parent.isValid():
- return 0
- else:
- return len(self.__headers)
-
- def rowCount(self, parent=None):
- """
- Public method to determine the number of rows.
-
- @param parent index of parent (QModelIndex)
- @return number of rows (integer)
- """
- if parent is None:
- parent = QModelIndex()
-
- if parent.isValid():
- return 0
- else:
- return len(self.__historyManager.history())
-
- def removeRows(self, row, count, parent=None):
- """
- Public method to remove history entries from the model.
-
- @param row row of the first history entry to remove (integer)
- @param count number of history entries to remove (integer)
- @param parent index of the parent entry (QModelIndex)
- @return flag indicating successful removal (boolean)
- """
- if parent is None:
- parent = QModelIndex()
-
- if parent.isValid():
- return False
-
- lastRow = row + count - 1
- self.beginRemoveRows(parent, row, lastRow)
- lst = self.__historyManager.history()[:]
- for index in range(lastRow, row - 1, -1):
- del lst[index]
- self.__historyManager.historyReset.disconnect(self.historyReset)
- self.__historyManager.setHistory(lst)
- self.__historyManager.historyReset.connect(self.historyReset)
- self.endRemoveRows()
- return True
