Veronica Berglyd Olsen
1377 lines
48 KiB
Python
1377 lines
48 KiB
Python
"""
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novelWriter – GUI Project Tree
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==============================
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GUI classes for the main window project tree
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File History:
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Created: 2018-09-29 [0.0.1] GuiProjectTree
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Created: 2022-06-06 [1.7b1] GuiProjectView
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Created: 2022-06-06 [1.7b1] GuiProjectToolBar
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This file is a part of novelWriter
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Copyright 2018–2022, Veronica Berglyd Olsen
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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"""
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import logging
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import novelwriter
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from enum import Enum
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from time import time
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from PyQt5.QtGui import QPalette
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from PyQt5.QtCore import Qt, QSize, pyqtSignal, pyqtSlot
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from PyQt5.QtWidgets import (
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QAbstractItemView, QFrame, QHBoxLayout, QHeaderView, QLabel,
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QMenu, QShortcut, QSizePolicy, QToolButton, QTreeWidget, QTreeWidgetItem,
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QVBoxLayout, QWidget
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)
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from novelwriter.core import NWDoc
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from novelwriter.enum import nwDocMode, nwItemType, nwItemClass, nwItemLayout, nwAlert
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from novelwriter.constants import trConst, nwLabels
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from novelwriter.dialogs.editlabel import GuiEditLabel
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logger = logging.getLogger(__name__)
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class GuiProjectView(QWidget):
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"""This is a wrapper class holding all the elements of the project
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tree. The core object is the project tree itself. Most methods
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available are mapped through to the project tree class.
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"""
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# Signals triggered when the meta data values of items change
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treeItemChanged = pyqtSignal(str)
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rootFolderChanged = pyqtSignal(str)
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wordCountsChanged = pyqtSignal()
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# Signals for user interaction with the project tree
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selectedItemChanged = pyqtSignal(str)
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openDocumentRequest = pyqtSignal(str, Enum, int, str)
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def __init__(self, mainGui):
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QWidget.__init__(self, mainGui)
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self.mainGui = mainGui
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# Build GUI
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self.projTree = GuiProjectTree(self)
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self.projBar = GuiProjectToolBar(self)
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# Assemble
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self.outerBox = QVBoxLayout()
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self.outerBox.addWidget(self.projBar, 0)
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self.outerBox.addWidget(self.projTree, 1)
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self.outerBox.setContentsMargins(0, 0, 0, 0)
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self.outerBox.setSpacing(0)
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self.setLayout(self.outerBox)
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# Keyboard Shortcuts
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self.keyMoveUp = QShortcut(self.projTree)
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self.keyMoveUp.setKey("Ctrl+Up")
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self.keyMoveUp.setContext(Qt.WidgetShortcut)
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self.keyMoveUp.activated.connect(lambda: self.projTree.moveTreeItem(-1))
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self.keyMoveDn = QShortcut(self.projTree)
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self.keyMoveDn.setKey("Ctrl+Down")
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self.keyMoveDn.setContext(Qt.WidgetShortcut)
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self.keyMoveDn.activated.connect(lambda: self.projTree.moveTreeItem(1))
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self.keyUndoMv = QShortcut(self.projTree)
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self.keyUndoMv.setKey("Ctrl+Shift+Z")
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self.keyUndoMv.setContext(Qt.WidgetShortcut)
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self.keyUndoMv.activated.connect(lambda: self.projTree.undoLastMove())
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self.keyContext = QShortcut(self.projTree)
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self.keyContext.setKey("Ctrl+.")
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self.keyContext.setContext(Qt.WidgetShortcut)
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self.keyContext.activated.connect(lambda: self.projTree.openContextOnSelected())
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# Function Mappings
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self.revealNewTreeItem = self.projTree.revealNewTreeItem
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self.renameTreeItem = self.projTree.renameTreeItem
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self.getTreeFromHandle = self.projTree.getTreeFromHandle
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self.emptyTrash = self.projTree.emptyTrash
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self.deleteItem = self.projTree.deleteItem
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self.setTreeItemValues = self.projTree.setTreeItemValues
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self.propagateCount = self.projTree.propagateCount
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self.getSelectedHandle = self.projTree.getSelectedHandle
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self.setSelectedHandle = self.projTree.setSelectedHandle
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self.changedSince = self.projTree.changedSince
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return
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##
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# Methods
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##
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def initSettings(self):
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self.projTree.initSettings()
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return
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def clearProject(self):
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self.projTree.clearTree()
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return
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def saveProjectTree(self):
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self.projTree.saveTreeOrder()
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return
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def populateTree(self):
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self.projTree.buildTree()
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return
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def setFocus(self):
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"""Forward the set focus call to the tree widget.
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"""
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self.projTree.setFocus()
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return
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def treeHasFocus(self):
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"""Check if the project tree has focus.
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"""
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return self.projTree.hasFocus()
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##
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# Public Slots
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##
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@pyqtSlot(str, int, int, int)
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def updateCounts(self, tHandle, cCount, wCount, pCount):
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"""Slot for updating the word count of a specific item.
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"""
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self.projTree.propagateCount(tHandle, wCount, countChildren=True)
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self.wordCountsChanged.emit()
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return
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# END Class GuiProjectView
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class GuiProjectToolBar(QWidget):
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def __init__(self, projView):
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QTreeWidget.__init__(self, projView)
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logger.debug("Initialising GuiProjectToolBar ...")
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self.mainConf = novelwriter.CONFIG
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self.projView = projView
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self.projTree = projView.projTree
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self.mainGui = projView.mainGui
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self.theProject = projView.mainGui.theProject
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self.mainTheme = projView.mainGui.mainTheme
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iPx = self.mainTheme.baseIconSize
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mPx = self.mainConf.pxInt(2)
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self.setContentsMargins(0, 0, 0, 0)
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self.setAutoFillBackground(True)
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qPalette = self.palette()
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qPalette.setBrush(QPalette.Window, qPalette.base())
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self.setPalette(qPalette)
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fadeCol = qPalette.text().color()
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buttonStyle = (
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"QToolButton {{padding: {0}px; border: none; background: transparent;}} "
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"QToolButton:hover {{border: none; background: rgba({1},{2},{3},0.2);}}"
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).format(mPx, fadeCol.red(), fadeCol.green(), fadeCol.blue())
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# Widget Label
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self.viewLabel = QLabel("<b>%s</b>" % self.tr("Project Content"))
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self.viewLabel.setContentsMargins(0, 0, 0, 0)
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self.viewLabel.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
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# Move Buttons
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self.tbMoveU = QToolButton(self)
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self.tbMoveU.setToolTip("%s [Ctrl+Up]" % self.tr("Move Up"))
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self.tbMoveU.setIcon(self.mainTheme.getIcon("up"))
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self.tbMoveU.setIconSize(QSize(iPx, iPx))
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self.tbMoveU.setStyleSheet(buttonStyle)
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self.tbMoveU.clicked.connect(lambda: self.projTree.moveTreeItem(-1))
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self.tbMoveD = QToolButton(self)
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self.tbMoveD.setToolTip("%s [Ctrl+Down]" % self.tr("Move Down"))
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self.tbMoveD.setIcon(self.mainTheme.getIcon("down"))
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self.tbMoveD.setIconSize(QSize(iPx, iPx))
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self.tbMoveD.setStyleSheet(buttonStyle)
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self.tbMoveD.clicked.connect(lambda: self.projTree.moveTreeItem(1))
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# Add Item Menu
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self.mAdd = QMenu()
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self.aAddEmpty = self.mAdd.addAction(trConst(nwLabels.ITEM_DESCRIPTION["document"]))
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self.aAddEmpty.setIcon(self.mainTheme.getIcon("proj_document"))
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self.aAddEmpty.triggered.connect(
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lambda: self.projTree.newTreeItem(nwItemType.FILE, hLevel=0, isNote=False)
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)
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self.aAddChap = self.mAdd.addAction(trConst(nwLabels.ITEM_DESCRIPTION["doc_h2"]))
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self.aAddChap.setIcon(self.mainTheme.getIcon("proj_chapter"))
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self.aAddChap.triggered.connect(
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lambda: self.projTree.newTreeItem(nwItemType.FILE, hLevel=2, isNote=False)
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)
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self.aAddScene = self.mAdd.addAction(trConst(nwLabels.ITEM_DESCRIPTION["doc_h3"]))
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self.aAddScene.setIcon(self.mainTheme.getIcon("proj_scene"))
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self.aAddScene.triggered.connect(
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lambda: self.projTree.newTreeItem(nwItemType.FILE, hLevel=3, isNote=False)
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)
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self.aAddNote = self.mAdd.addAction(trConst(nwLabels.ITEM_DESCRIPTION["note"]))
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self.aAddNote.setIcon(self.mainTheme.getIcon("proj_note"))
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self.aAddNote.triggered.connect(
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lambda: self.projTree.newTreeItem(nwItemType.FILE, hLevel=1, isNote=True)
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)
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self.aAddFolder = self.mAdd.addAction(trConst(nwLabels.ITEM_DESCRIPTION["folder"]))
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self.aAddFolder.setIcon(self.mainTheme.getIcon("proj_folder"))
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self.aAddFolder.triggered.connect(
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lambda: self.projTree.newTreeItem(nwItemType.FOLDER)
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)
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self.mAddRoot = self.mAdd.addMenu(trConst(nwLabels.ITEM_DESCRIPTION["root"]))
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self._addRootFolderEntry(nwItemClass.NOVEL)
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self._addRootFolderEntry(nwItemClass.ARCHIVE)
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self.mAddRoot.addSeparator()
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self._addRootFolderEntry(nwItemClass.PLOT)
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self._addRootFolderEntry(nwItemClass.CHARACTER)
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self._addRootFolderEntry(nwItemClass.WORLD)
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self._addRootFolderEntry(nwItemClass.TIMELINE)
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self._addRootFolderEntry(nwItemClass.OBJECT)
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self._addRootFolderEntry(nwItemClass.ENTITY)
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self._addRootFolderEntry(nwItemClass.CUSTOM)
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self.tbAdd = QToolButton(self)
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self.tbAdd.setToolTip("%s [Ctrl+N]" % self.tr("Add Item"))
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self.tbAdd.setShortcut("Ctrl+N")
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self.tbAdd.setIcon(self.mainTheme.getIcon("add"))
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self.tbAdd.setIconSize(QSize(iPx, iPx))
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self.tbAdd.setStyleSheet(buttonStyle)
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self.tbAdd.setMenu(self.mAdd)
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self.tbAdd.setPopupMode(QToolButton.InstantPopup)
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# More Options Menu
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self.mMore = QMenu()
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self.aMoreUndo = self.mMore.addAction(self.tr("Undo Move"))
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self.aMoreUndo.triggered.connect(lambda: self.projTree.undoLastMove())
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self.aEmptyTrash = self.mMore.addAction(self.tr("Empty Trash"))
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self.aEmptyTrash.triggered.connect(lambda: self.projTree.emptyTrash())
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self.tbMore = QToolButton(self)
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self.tbMore.setToolTip(self.tr("More Options"))
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self.tbMore.setIcon(self.mainTheme.getIcon("menu"))
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self.tbMore.setIconSize(QSize(iPx, iPx))
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self.tbMore.setStyleSheet(buttonStyle)
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self.tbMore.setMenu(self.mMore)
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self.tbMore.setPopupMode(QToolButton.InstantPopup)
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# Assemble
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self.outerBox = QHBoxLayout()
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self.outerBox.addWidget(self.viewLabel)
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self.outerBox.addWidget(self.tbMoveU)
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self.outerBox.addWidget(self.tbMoveD)
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self.outerBox.addWidget(self.tbAdd)
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self.outerBox.addWidget(self.tbMore)
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self.outerBox.setContentsMargins(mPx, mPx, 0, mPx)
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self.outerBox.setSpacing(0)
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self.setLayout(self.outerBox)
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logger.debug("GuiProjectToolBar initialisation complete")
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return
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##
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# Internal Functions
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##
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def _addRootFolderEntry(self, itemClass):
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"""Add a menu entry for a root folder of a given class.
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"""
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aNew = self.mAddRoot.addAction(trConst(nwLabels.CLASS_NAME[itemClass]))
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aNew.setIcon(self.mainTheme.getIcon(nwLabels.CLASS_ICON[itemClass]))
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aNew.triggered.connect(lambda: self.projTree.newTreeItem(nwItemType.ROOT, itemClass))
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self.mAddRoot.addAction(aNew)
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# END Class GuiProjectToolBar
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class GuiProjectTree(QTreeWidget):
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C_NAME = 0
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C_COUNT = 1
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C_EXPORT = 2
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C_STATUS = 3
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def __init__(self, projView):
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QTreeWidget.__init__(self, projView)
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logger.debug("Initialising GuiProjectTree ...")
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self.mainConf = novelwriter.CONFIG
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self.projView = projView
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self.mainGui = projView.mainGui
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self.mainTheme = projView.mainGui.mainTheme
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self.theProject = projView.mainGui.theProject
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# Internal Variables
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self._treeMap = {}
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self._lastMove = {}
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self._timeChanged = 0
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# Build GUI
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# =========
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# Context Menu
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self.setContextMenuPolicy(Qt.CustomContextMenu)
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self.customContextMenuRequested.connect(self._openContextMenu)
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# Tree Settings
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iPx = self.mainTheme.baseIconSize
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cMg = self.mainConf.pxInt(6)
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self.setIconSize(QSize(iPx, iPx))
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self.setFrameStyle(QFrame.NoFrame)
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self.setUniformRowHeights(True)
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self.setAllColumnsShowFocus(True)
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self.setExpandsOnDoubleClick(False)
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self.setAutoExpandDelay(1000)
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self.setHeaderHidden(True)
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self.setIndentation(iPx)
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self.setColumnCount(4)
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# Lock the column sizes
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treeHeader = self.header()
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treeHeader.setStretchLastSection(False)
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treeHeader.setMinimumSectionSize(iPx + cMg)
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treeHeader.setSectionResizeMode(self.C_NAME, QHeaderView.Stretch)
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treeHeader.setSectionResizeMode(self.C_COUNT, QHeaderView.ResizeToContents)
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treeHeader.setSectionResizeMode(self.C_EXPORT, QHeaderView.Fixed)
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treeHeader.setSectionResizeMode(self.C_STATUS, QHeaderView.Fixed)
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treeHeader.resizeSection(self.C_EXPORT, iPx + cMg)
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treeHeader.resizeSection(self.C_STATUS, iPx + cMg)
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# Allow Move by Drag & Drop
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self.setDragEnabled(True)
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self.setDragDropMode(QAbstractItemView.InternalMove)
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# But don't allow drop on root level
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trRoot = self.invisibleRootItem()
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trRoot.setFlags(trRoot.flags() ^ Qt.ItemIsDropEnabled)
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# Set Multiple Selection by CTRL
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# Disabled for now, until the merge files option has been added
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# self.setSelectionMode(QAbstractItemView.ExtendedSelection)
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self.setSelectionBehavior(QAbstractItemView.SelectRows)
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# Connect signals
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self.itemDoubleClicked.connect(self._treeDoubleClick)
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self.itemSelectionChanged.connect(self._treeSelectionChange)
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# Set custom settings
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self.initSettings()
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logger.debug("GuiProjectTree initialisation complete")
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return
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def initSettings(self):
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"""Set or update tree widget settings.
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"""
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# Scroll bars
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if self.mainConf.hideVScroll:
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self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
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else:
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self.setVerticalScrollBarPolicy(Qt.ScrollBarAsNeeded)
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if self.mainConf.hideHScroll:
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self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
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else:
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self.setHorizontalScrollBarPolicy(Qt.ScrollBarAsNeeded)
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return
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##
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# Class Methods
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##
|
||
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def clearTree(self):
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"""Clear the GUI content and the related map.
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"""
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self.clear()
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self._treeMap = {}
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self._lastMove = {}
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self._timeChanged = 0
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return
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def newTreeItem(self, itemType, itemClass=None, hLevel=1, isNote=False):
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"""Add new item to the tree, with a given itemType (and
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itemClass if Root), and attach it to the selected handle. Also
|
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make sure the item is added in a place it can be added, and that
|
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other meta data is set correctly to ensure a valid project tree.
|
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"""
|
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if not self.mainGui.hasProject:
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logger.error("No project open")
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return False
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|
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nHandle = None
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tHandle = None
|
||
|
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if itemType == nwItemType.ROOT and isinstance(itemClass, nwItemClass):
|
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|
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tHandle = self.theProject.newRoot(itemClass)
|
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|
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elif itemType in (nwItemType.FILE, nwItemType.FOLDER):
|
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|
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sHandle = self.getSelectedHandle()
|
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if sHandle is None or sHandle not in self.theProject.tree:
|
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self.mainGui.makeAlert(self.tr(
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"Did not find anywhere to add the file or folder!"
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), nwAlert.ERROR)
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return False
|
||
|
||
# If the selected item is a file, the new item will be a
|
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# sibling if the file has no children, otherwise a child
|
||
pItem = self.theProject.tree[sHandle]
|
||
qItem = self._getTreeItem(sHandle)
|
||
if pItem.itemType == nwItemType.FILE and qItem.childCount() == 0:
|
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nHandle = sHandle
|
||
sHandle = pItem.itemParent
|
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if sHandle is None:
|
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logger.error("Internal error") # Bug
|
||
return False
|
||
|
||
if self.theProject.tree.isTrash(sHandle):
|
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self.mainGui.makeAlert(self.tr(
|
||
"Cannot add new files or folders to the Trash folder."
|
||
), nwAlert.ERROR)
|
||
return False
|
||
|
||
# Ask for label
|
||
if itemType == nwItemType.FILE:
|
||
if isNote:
|
||
newLabel = self.tr("New Note")
|
||
elif hLevel == 2:
|
||
newLabel = self.tr("New Chapter")
|
||
elif hLevel == 3:
|
||
newLabel = self.tr("New Scene")
|
||
else:
|
||
newLabel = self.tr("New Document")
|
||
else:
|
||
newLabel = self.tr("New Folder")
|
||
|
||
newLabel, dlgOk = GuiEditLabel.getLabel(self, text=newLabel)
|
||
if not dlgOk:
|
||
logger.info("New item creation cancelled by user")
|
||
return False
|
||
|
||
# Add the file or folder
|
||
if itemType == nwItemType.FILE:
|
||
tHandle = self.theProject.newFile(newLabel, sHandle)
|
||
else:
|
||
tHandle = self.theProject.newFolder(newLabel, sHandle)
|
||
|
||
else:
|
||
logger.error("Failed to add new item")
|
||
return False
|
||
|
||
# If there is no handle set, return here. This is a bug.
|
||
if tHandle is None: # pragma: no cover
|
||
logger.error("Internal error")
|
||
return True
|
||
|
||
# Handle new file creation
|
||
if itemType == nwItemType.FILE and hLevel > 0:
|
||
if self.theProject.writeNewFile(tHandle, hLevel, not isNote):
|
||
# If successful, update word count
|
||
wC = self.theProject.index.getCounts(tHandle)[1]
|
||
self.propagateCount(tHandle, wC)
|
||
self.projView.wordCountsChanged.emit()
|
||
|
||
# Add the new item to the project tree
|
||
self.revealNewTreeItem(tHandle, nHandle)
|
||
|
||
return True
|
||
|
||
def revealNewTreeItem(self, tHandle, nHandle=None):
|
||
"""Reveal a newly added project item in the project tree.
|
||
"""
|
||
nwItem = self.theProject.tree[tHandle]
|
||
if nwItem is None:
|
||
return False
|
||
|
||
trItem = self._addTreeItem(nwItem, nHandle)
|
||
if trItem is None:
|
||
return False
|
||
|
||
pHandle = nwItem.itemParent
|
||
if pHandle is not None and pHandle in self._treeMap:
|
||
self._treeMap[pHandle].setExpanded(True)
|
||
|
||
self._alertTreeChange(tHandle=tHandle, flush=True)
|
||
self.clearSelection()
|
||
trItem.setSelected(True)
|
||
|
||
return True
|
||
|
||
def moveTreeItem(self, nStep):
|
||
"""Move an item up or down in the tree.
|
||
"""
|
||
tHandle = self.getSelectedHandle()
|
||
trItem = self._getTreeItem(tHandle)
|
||
if trItem is None:
|
||
logger.verbose("No item selected")
|
||
return False
|
||
|
||
pItem = trItem.parent()
|
||
isExp = trItem.isExpanded()
|
||
if pItem is None:
|
||
tIndex = self.indexOfTopLevelItem(trItem)
|
||
nChild = self.topLevelItemCount()
|
||
|
||
nIndex = tIndex + nStep
|
||
if nIndex < 0 or nIndex >= nChild:
|
||
return False
|
||
|
||
cItem = self.takeTopLevelItem(tIndex)
|
||
self.insertTopLevelItem(nIndex, cItem)
|
||
|
||
else:
|
||
tIndex = pItem.indexOfChild(trItem)
|
||
nChild = pItem.childCount()
|
||
|
||
nIndex = tIndex + nStep
|
||
if nIndex < 0 or nIndex >= nChild:
|
||
return False
|
||
|
||
cItem = pItem.takeChild(tIndex)
|
||
pItem.insertChild(nIndex, cItem)
|
||
self._recordLastMove(cItem, pItem, tIndex)
|
||
|
||
self._alertTreeChange(tHandle=tHandle, flush=True)
|
||
self.clearSelection()
|
||
trItem.setSelected(True)
|
||
trItem.setExpanded(isExp)
|
||
|
||
return True
|
||
|
||
def renameTreeItem(self, tHandle):
|
||
"""Open a dialog to edit the label of an item.
|
||
"""
|
||
tItem = self.theProject.tree[tHandle]
|
||
if tItem is None:
|
||
return False
|
||
|
||
newLabel, dlgOk = GuiEditLabel.getLabel(self, text=tItem.itemName)
|
||
if dlgOk:
|
||
tItem.setName(newLabel)
|
||
self.setTreeItemValues(tHandle)
|
||
self._alertTreeChange(tHandle=tHandle, flush=False)
|
||
|
||
return
|
||
|
||
def saveTreeOrder(self):
|
||
"""Build a list of the items in the project tree and send them
|
||
to the project class. This syncs up the two versions of the
|
||
project structure, and must be called before any code that
|
||
depends on this order to be up to date.
|
||
"""
|
||
theList = []
|
||
for i in range(self.topLevelItemCount()):
|
||
theList = self._scanChildren(theList, self.topLevelItem(i), i)
|
||
logger.debug("Saving project tree item order")
|
||
self.theProject.setTreeOrder(theList)
|
||
return True
|
||
|
||
def getTreeFromHandle(self, tHandle):
|
||
"""Recursively return all the child items starting from a given
|
||
item handle.
|
||
"""
|
||
theList = []
|
||
theItem = self._getTreeItem(tHandle)
|
||
if theItem is not None:
|
||
theList = self._scanChildren(theList, theItem, 0)
|
||
return theList
|
||
|
||
def emptyTrash(self):
|
||
"""Permanently delete all documents in the Trash folder. This
|
||
function only asks for confirmation once, and calls the regular
|
||
deleteItem function for each document in the Trash folder.
|
||
"""
|
||
if not self.mainGui.hasProject:
|
||
logger.error("No project open")
|
||
return False
|
||
|
||
trashHandle = self.theProject.tree.trashRoot()
|
||
|
||
logger.debug("Emptying Trash folder")
|
||
if trashHandle is None:
|
||
self.mainGui.makeAlert(self.tr(
|
||
"There is currently no Trash folder in this project."
|
||
), nwAlert.INFO)
|
||
return False
|
||
|
||
theTrash = self.getTreeFromHandle(trashHandle)
|
||
if trashHandle in theTrash:
|
||
theTrash.remove(trashHandle)
|
||
|
||
nTrash = len(theTrash)
|
||
if nTrash == 0:
|
||
self.mainGui.makeAlert(self.tr(
|
||
"The Trash folder is already empty."
|
||
), nwAlert.INFO)
|
||
return False
|
||
|
||
msgYes = self.mainGui.askQuestion(
|
||
self.tr("Empty Trash"),
|
||
self.tr("Permanently delete {0} file(s) from Trash?").format(nTrash)
|
||
)
|
||
if not msgYes:
|
||
return False
|
||
|
||
logger.verbose("Deleting %d file(s) from Trash", nTrash)
|
||
for tHandle in reversed(self.getTreeFromHandle(trashHandle)):
|
||
if tHandle == trashHandle:
|
||
continue
|
||
self.deleteItem(tHandle, alreadyAsked=True, bulkAction=True)
|
||
|
||
if nTrash > 0:
|
||
self._alertTreeChange(tHandle=trashHandle, flush=True)
|
||
|
||
return True
|
||
|
||
def deleteItem(self, tHandle=None, alreadyAsked=False, bulkAction=False):
|
||
"""Delete an item from the project tree. As a first step, files are
|
||
moved to the Trash folder. Permanent deletion is a second step. This
|
||
second step also deletes the item from the project object as well as
|
||
delete the files on disk. Root folders are deleted if they're empty
|
||
only, and the deletion is always permanent.
|
||
"""
|
||
if not self.mainGui.hasProject:
|
||
logger.error("No project open")
|
||
return False
|
||
|
||
if not self.hasFocus() and not bulkAction:
|
||
logger.info("Delete action blocked due to no widget focus")
|
||
return False
|
||
|
||
if tHandle is None:
|
||
tHandle = self.getSelectedHandle()
|
||
|
||
if tHandle is None:
|
||
logger.error("There is no item to delete")
|
||
return False
|
||
|
||
trItemS = self._getTreeItem(tHandle)
|
||
nwItemS = self.theProject.tree[tHandle]
|
||
|
||
if trItemS is None or nwItemS is None:
|
||
logger.error("Could not find tree item for deletion")
|
||
return False
|
||
|
||
wCount = self._getItemWordCount(tHandle)
|
||
autoFlush = not bulkAction
|
||
if nwItemS.itemType == nwItemType.ROOT:
|
||
# Only an empty ROOT folder can be deleted
|
||
logger.debug("User requested a root folder '%s' deleted", tHandle)
|
||
tIndex = self.indexOfTopLevelItem(trItemS)
|
||
if trItemS.childCount() == 0:
|
||
self.takeTopLevelItem(tIndex)
|
||
self._deleteTreeItem(tHandle)
|
||
self._alertTreeChange(tHandle=tHandle, flush=True)
|
||
else:
|
||
self.mainGui.makeAlert(self.tr(
|
||
"Cannot delete root folder. It is not empty. "
|
||
"Recursive deletion is not supported. "
|
||
"Please delete the content first."
|
||
), nwAlert.ERROR)
|
||
return False
|
||
|
||
elif nwItemS.itemType == nwItemType.FOLDER and trItemS.childCount() == 0:
|
||
# An empty FOLDER is just deleted without any further checks
|
||
logger.debug("User requested an empty folder '%s' deleted", tHandle)
|
||
trItemP = trItemS.parent()
|
||
tIndex = trItemP.indexOfChild(trItemS)
|
||
trItemP.takeChild(tIndex)
|
||
self._deleteTreeItem(tHandle)
|
||
self._alertTreeChange(tHandle=tHandle, flush=autoFlush)
|
||
|
||
else:
|
||
# A populated FOLDER or a FILE requires confirmtation
|
||
logger.debug("User requested a file or folder '%s' deleted", tHandle)
|
||
trItemP = trItemS.parent()
|
||
trItemT = self._addTrashRoot()
|
||
if trItemP is None or trItemT is None:
|
||
logger.error("Could not delete item")
|
||
return False
|
||
|
||
if self.theProject.tree.isTrash(tHandle):
|
||
# If the file is in the trash folder already, as the
|
||
# user if they want to permanently delete the file.
|
||
doPermanent = False
|
||
if not alreadyAsked:
|
||
msgYes = self.mainGui.askQuestion(
|
||
self.tr("Delete"),
|
||
self.tr("Permanently delete '{0}'?").format(nwItemS.itemName)
|
||
)
|
||
if msgYes:
|
||
doPermanent = True
|
||
else:
|
||
doPermanent = True
|
||
|
||
if doPermanent:
|
||
logger.debug("Permanently deleting item with handle '%s'", tHandle)
|
||
|
||
self.propagateCount(tHandle, 0)
|
||
tIndex = trItemP.indexOfChild(trItemS)
|
||
trItemC = trItemP.takeChild(tIndex)
|
||
for dHandle in reversed(self.getTreeFromHandle(tHandle)):
|
||
if self.mainGui.docEditor.docHandle() == dHandle:
|
||
self.mainGui.closeDocument()
|
||
self._deleteTreeItem(dHandle)
|
||
|
||
self._alertTreeChange(tHandle=tHandle, flush=autoFlush)
|
||
self.projView.wordCountsChanged.emit()
|
||
|
||
else:
|
||
# The item is not already in the trash folder, so we
|
||
# move it there.
|
||
msgYes = self.mainGui.askQuestion(
|
||
self.tr("Delete"),
|
||
self.tr("Move '{0}' to Trash?").format(nwItemS.itemName),
|
||
)
|
||
if msgYes:
|
||
logger.debug("Moving item '%s' to trash", tHandle)
|
||
|
||
self.propagateCount(tHandle, 0)
|
||
tIndex = trItemP.indexOfChild(trItemS)
|
||
trItemC = trItemP.takeChild(tIndex)
|
||
trItemT.addChild(trItemC)
|
||
self._postItemMove(tHandle, wCount)
|
||
self._recordLastMove(trItemS, trItemP, tIndex)
|
||
self._alertTreeChange(tHandle=tHandle, flush=autoFlush)
|
||
|
||
return True
|
||
|
||
def setTreeItemValues(self, tHandle):
|
||
"""Set the name and flag values for a tree item from a handle in
|
||
the project tree. Does not trigger a tree change as the data is
|
||
already coming from the project tree.
|
||
"""
|
||
trItem = self._getTreeItem(tHandle)
|
||
nwItem = self.theProject.tree[tHandle]
|
||
if trItem is None or nwItem is None:
|
||
return
|
||
|
||
itemStatus, statusIcon = nwItem.getImportStatus()
|
||
hLevel = self.theProject.index.getHandleHeaderLevel(tHandle)
|
||
itemIcon = self.mainTheme.getItemIcon(
|
||
nwItem.itemType, nwItem.itemClass, nwItem.itemLayout, hLevel
|
||
)
|
||
|
||
trItem.setIcon(self.C_NAME, itemIcon)
|
||
trItem.setText(self.C_NAME, nwItem.itemName)
|
||
trItem.setIcon(self.C_STATUS, statusIcon)
|
||
trItem.setToolTip(self.C_STATUS, itemStatus)
|
||
|
||
if nwItem.itemType == nwItemType.FILE:
|
||
trItem.setIcon(
|
||
self.C_EXPORT, self.mainTheme.getIcon("check" if nwItem.isExported else "cross")
|
||
)
|
||
|
||
if self.mainConf.emphLabels and nwItem.itemLayout == nwItemLayout.DOCUMENT:
|
||
trFont = trItem.font(self.C_NAME)
|
||
trFont.setBold(hLevel == "H1" or hLevel == "H2")
|
||
trFont.setUnderline(hLevel == "H1")
|
||
trItem.setFont(self.C_NAME, trFont)
|
||
|
||
return
|
||
|
||
def propagateCount(self, tHandle, newCount, countChildren=False):
|
||
"""Recursive function setting the word count for a given item,
|
||
and propagating that count upwards in the tree until reaching a
|
||
root item. This function is more efficient than recalculating
|
||
everything each time the word count is updated, but is also
|
||
prone to diverging from the true values if the counts are not
|
||
properly reported to the function.
|
||
"""
|
||
tItem = self._getTreeItem(tHandle)
|
||
if tItem is None:
|
||
return
|
||
|
||
if countChildren:
|
||
for i in range(tItem.childCount()):
|
||
newCount += int(tItem.child(i).data(self.C_COUNT, Qt.UserRole))
|
||
|
||
tItem.setText(self.C_COUNT, f"{newCount:n}")
|
||
tItem.setData(self.C_COUNT, Qt.UserRole, int(newCount))
|
||
|
||
pItem = tItem.parent()
|
||
if pItem is None:
|
||
return
|
||
|
||
pCount = 0
|
||
pHandle = None
|
||
for i in range(pItem.childCount()):
|
||
pCount += int(pItem.child(i).data(self.C_COUNT, Qt.UserRole))
|
||
pHandle = pItem.data(self.C_NAME, Qt.UserRole)
|
||
|
||
if pHandle:
|
||
if self.theProject.tree.checkType(pHandle, nwItemType.FILE):
|
||
# A file has an internal word count we need to account
|
||
# for, but a folder always has 0 words on its own.
|
||
pCount += self.theProject.index.getCounts(pHandle)[1]
|
||
|
||
self.propagateCount(pHandle, pCount, countChildren=False)
|
||
|
||
return
|
||
|
||
def buildTree(self):
|
||
"""Build the entire project tree from scratch. This depends on
|
||
the save project item iterator in the project class which will
|
||
always make sure items with a parent have had their parent item
|
||
sent first.
|
||
"""
|
||
logger.debug("Building the project tree ...")
|
||
self.clearTree()
|
||
|
||
iCount = 0
|
||
for nwItem in self.theProject.getProjectItems():
|
||
iCount += 1
|
||
self._addTreeItem(nwItem)
|
||
|
||
logger.debug("%d item(s) added to the project tree", iCount)
|
||
return True
|
||
|
||
def undoLastMove(self):
|
||
"""Attempt to undo the last action.
|
||
"""
|
||
srcItem = self._lastMove.get("item", None)
|
||
dstItem = self._lastMove.get("parent", None)
|
||
dstIndex = self._lastMove.get("index", None)
|
||
|
||
if srcItem is None or dstItem is None or dstIndex is None:
|
||
logger.verbose("No tree move to undo")
|
||
return False
|
||
|
||
if srcItem not in self._treeMap.values():
|
||
logger.warning("Source item no longer exists")
|
||
return False
|
||
|
||
if dstItem not in self._treeMap.values():
|
||
logger.warning("Previous parent item no longer exists")
|
||
return False
|
||
|
||
dstIndex = min(max(0, dstIndex), dstItem.childCount())
|
||
sHandle = srcItem.data(self.C_NAME, Qt.UserRole)
|
||
dHandle = dstItem.data(self.C_NAME, Qt.UserRole)
|
||
logger.debug("Moving item '%s' back to '%s', index %d", sHandle, dHandle, dstIndex)
|
||
|
||
wCount = self._getItemWordCount(sHandle)
|
||
self.propagateCount(sHandle, 0)
|
||
parItem = srcItem.parent()
|
||
srcIndex = parItem.indexOfChild(srcItem)
|
||
movItem = parItem.takeChild(srcIndex)
|
||
dstItem.insertChild(dstIndex, movItem)
|
||
|
||
self._postItemMove(sHandle, wCount)
|
||
self._alertTreeChange(tHandle=sHandle, flush=True)
|
||
|
||
self.clearSelection()
|
||
movItem.setSelected(True)
|
||
self._lastMove = {}
|
||
|
||
return True
|
||
|
||
def getSelectedHandle(self):
|
||
"""Get the currently selected handle. If multiple items are
|
||
selected, return the first.
|
||
"""
|
||
selItem = self.selectedItems()
|
||
if selItem:
|
||
return selItem[0].data(self.C_NAME, Qt.UserRole)
|
||
|
||
return None
|
||
|
||
def setSelectedHandle(self, tHandle, doScroll=False):
|
||
"""Set a specific handle as the selected item.
|
||
"""
|
||
tItem = self._getTreeItem(tHandle)
|
||
if tItem is None:
|
||
return False
|
||
|
||
self.clearSelection()
|
||
self._treeMap[tHandle].setSelected(True)
|
||
|
||
selItems = self.selectedIndexes()
|
||
if selItems and doScroll:
|
||
self.scrollTo(selItems[0], QAbstractItemView.PositionAtCenter)
|
||
|
||
return True
|
||
|
||
def openContextOnSelected(self):
|
||
"""Open the context menu on the current selected item.
|
||
"""
|
||
selItem = self.selectedItems()
|
||
if selItem:
|
||
pos = self.visualItemRect(selItem[0]).center()
|
||
return self._openContextMenu(pos)
|
||
return False
|
||
|
||
def changedSince(self, checkTime):
|
||
"""Check if the tree has changed since a given time.
|
||
"""
|
||
return self._timeChanged > checkTime
|
||
|
||
##
|
||
# Private Slots
|
||
##
|
||
|
||
@pyqtSlot()
|
||
def _treeSelectionChange(self):
|
||
"""The user changed which item is selected.
|
||
"""
|
||
tHandle = self.getSelectedHandle()
|
||
if tHandle is not None:
|
||
self.projView.selectedItemChanged.emit(tHandle)
|
||
return
|
||
|
||
@pyqtSlot("QTreeWidgetItem*", int)
|
||
def _treeDoubleClick(self, tItem, colNo):
|
||
"""Capture a double-click event and either request the document
|
||
for editing if it is a file, or expand/close the node it is not.
|
||
"""
|
||
tHandle = self.getSelectedHandle()
|
||
if tHandle is None:
|
||
return
|
||
|
||
tItem = self.theProject.tree[tHandle]
|
||
if tItem is None:
|
||
return
|
||
|
||
if tItem.itemType == nwItemType.FILE:
|
||
self.projView.openDocumentRequest.emit(tHandle, nwDocMode.EDIT, -1, "")
|
||
else:
|
||
trItem = self._getTreeItem(tHandle)
|
||
if trItem is not None:
|
||
trItem.setExpanded(not trItem.isExpanded())
|
||
|
||
return
|
||
|
||
@pyqtSlot("QPoint")
|
||
def _openContextMenu(self, clickPos):
|
||
"""The user right clicked an element in the project tree, so we
|
||
open a context menu in-place.
|
||
"""
|
||
tItem = None
|
||
selItem = self.itemAt(clickPos)
|
||
if isinstance(selItem, QTreeWidgetItem):
|
||
tHandle = selItem.data(self.C_NAME, Qt.UserRole)
|
||
tItem = self.theProject.tree[tHandle]
|
||
|
||
if tItem is None:
|
||
logger.debug("No item found")
|
||
return False
|
||
|
||
ctxMenu = QMenu()
|
||
|
||
# Trash Folder
|
||
# ============
|
||
|
||
trashHandle = self.theProject.tree.trashRoot()
|
||
if tItem.itemHandle == trashHandle and trashHandle is not None:
|
||
# The trash folder only has one option
|
||
ctxMenu.addAction(
|
||
self.tr("Empty Trash"), lambda: self.emptyTrash()
|
||
)
|
||
ctxMenu.exec_(self.viewport().mapToGlobal(clickPos))
|
||
return True
|
||
|
||
# Document Actions
|
||
# ================
|
||
|
||
isFile = tItem.itemType == nwItemType.FILE
|
||
if isFile:
|
||
ctxMenu.addAction(
|
||
self.tr("Open Document"),
|
||
lambda: self.projView.openDocumentRequest.emit(tHandle, nwDocMode.EDIT, -1, "")
|
||
)
|
||
ctxMenu.addAction(
|
||
self.tr("View Document"),
|
||
lambda: self.projView.openDocumentRequest.emit(tHandle, nwDocMode.VIEW, -1, "")
|
||
)
|
||
ctxMenu.addSeparator()
|
||
|
||
# Edit Item Settings
|
||
# ==================
|
||
|
||
ctxMenu.addAction(
|
||
self.tr("Change Label"), lambda: self.renameTreeItem(tHandle)
|
||
)
|
||
|
||
if isFile:
|
||
ctxMenu.addAction(
|
||
self.tr("Toggle Exported"), lambda: self._toggleItemExported(tHandle)
|
||
)
|
||
|
||
if tItem.isNovelLike():
|
||
mStatus = ctxMenu.addMenu(self.tr("Change Status"))
|
||
for n, (key, entry) in enumerate(self.theProject.statusItems.items()):
|
||
aStatus = mStatus.addAction(entry["icon"], entry["name"])
|
||
aStatus.triggered.connect(
|
||
lambda n, key=key: self._changeItemStatus(tHandle, key)
|
||
)
|
||
else:
|
||
mImport = ctxMenu.addMenu(self.tr("Change Importance"))
|
||
for n, (key, entry) in enumerate(self.theProject.importItems.items()):
|
||
aImport = mImport.addAction(entry["icon"], entry["name"])
|
||
aImport.triggered.connect(
|
||
lambda n, key=key: self._changeItemImport(tHandle, key)
|
||
)
|
||
|
||
if isFile and tItem.documentAllowed():
|
||
if tItem.itemLayout == nwItemLayout.NOTE:
|
||
ctxMenu.addAction(
|
||
self.tr("Change to {0}").format(
|
||
trConst(nwLabels.LAYOUT_NAME[nwItemLayout.DOCUMENT])
|
||
),
|
||
lambda: self._changeItemLayout(tHandle, nwItemLayout.DOCUMENT)
|
||
)
|
||
else:
|
||
ctxMenu.addAction(
|
||
self.tr("Change to {0}").format(
|
||
trConst(nwLabels.LAYOUT_NAME[nwItemLayout.NOTE])
|
||
),
|
||
lambda: self._changeItemLayout(tHandle, nwItemLayout.NOTE)
|
||
)
|
||
|
||
ctxMenu.addSeparator()
|
||
|
||
# Delete Item
|
||
# ===========
|
||
|
||
if tItem.itemClass == nwItemClass.TRASH or tItem.itemType == nwItemType.ROOT:
|
||
ctxMenu.addAction(
|
||
self.tr("Delete Permanently"), lambda: self.deleteItem(tHandle)
|
||
)
|
||
else:
|
||
ctxMenu.addAction(
|
||
self.tr("Move to Trash"), lambda: self.deleteItem(tHandle)
|
||
)
|
||
|
||
ctxMenu.exec_(self.viewport().mapToGlobal(clickPos))
|
||
|
||
return True
|
||
|
||
##
|
||
# Events
|
||
##
|
||
|
||
def mousePressEvent(self, theEvent):
|
||
"""Overload mousePressEvent to clear selection if clicking the
|
||
mouse in a blank area of the tree view, and to load a document
|
||
for viewing if the user middle-clicked.
|
||
"""
|
||
QTreeWidget.mousePressEvent(self, theEvent)
|
||
|
||
if theEvent.button() == Qt.LeftButton:
|
||
selItem = self.indexAt(theEvent.pos())
|
||
if not selItem.isValid():
|
||
self.clearSelection()
|
||
|
||
elif theEvent.button() == Qt.MiddleButton:
|
||
selItem = self.itemAt(theEvent.pos())
|
||
if not isinstance(selItem, QTreeWidgetItem):
|
||
return
|
||
|
||
tHandle = selItem.data(self.C_NAME, Qt.UserRole)
|
||
tItem = self.theProject.tree[tHandle]
|
||
if tItem is None:
|
||
return
|
||
|
||
if tItem.itemType == nwItemType.FILE:
|
||
self.projView.openDocumentRequest.emit(tHandle, nwDocMode.VIEW, -1, "")
|
||
|
||
return
|
||
|
||
def dropEvent(self, theEvent):
|
||
"""Overload the drop item event to ensure relevant data has been
|
||
updated.
|
||
"""
|
||
sHandle = self.getSelectedHandle()
|
||
if sHandle is None:
|
||
logger.error("Invalid drag and drop event")
|
||
return
|
||
|
||
logger.debug("Drag'n'drop of item '%s' accepted", sHandle)
|
||
|
||
sItem = self._getTreeItem(sHandle)
|
||
isExpanded = False
|
||
if sItem is not None:
|
||
isExpanded = sItem.isExpanded()
|
||
|
||
pItem = sItem.parent()
|
||
pIndex = 0
|
||
if pItem is not None:
|
||
pIndex = pItem.indexOfChild(sItem)
|
||
|
||
wCount = self._getItemWordCount(sHandle)
|
||
self.propagateCount(sHandle, 0)
|
||
|
||
QTreeWidget.dropEvent(self, theEvent)
|
||
self._postItemMove(sHandle, wCount)
|
||
self._recordLastMove(sItem, pItem, pIndex)
|
||
self._alertTreeChange(tHandle=sHandle, flush=True)
|
||
sItem.setExpanded(isExpanded)
|
||
|
||
return
|
||
|
||
##
|
||
# Internal Functions
|
||
##
|
||
|
||
def _postItemMove(self, tHandle, wCount):
|
||
"""Run various maintenance tasks for a moved item.
|
||
"""
|
||
trItemS = self._getTreeItem(tHandle)
|
||
nwItemS = self.theProject.tree[tHandle]
|
||
trItemP = trItemS.parent()
|
||
if trItemP is None:
|
||
logger.error("Failed to find new parent item of '%s'", tHandle)
|
||
return False
|
||
|
||
# Update item parent handle in the project, make sure meta data
|
||
# is updated accordingly, and update word count
|
||
pHandle = trItemP.data(self.C_NAME, Qt.UserRole)
|
||
nwItemS.setParent(pHandle)
|
||
trItemP.setExpanded(True)
|
||
logger.debug("The parent of item '%s' has been changed to '%s'", tHandle, pHandle)
|
||
|
||
mHandles = self.getTreeFromHandle(tHandle)
|
||
logger.debug("A total of %d item(s) were moved", len(mHandles))
|
||
for mHandle in mHandles:
|
||
logger.debug("Updating item '%s'", mHandle)
|
||
self.theProject.tree.updateItemData(mHandle)
|
||
|
||
# Update the index
|
||
if nwItemS.isInactive():
|
||
self.theProject.index.deleteHandle(mHandle)
|
||
else:
|
||
self.theProject.index.reIndexHandle(mHandle)
|
||
|
||
self.setTreeItemValues(mHandle)
|
||
|
||
# Trigger dependent updates
|
||
self.propagateCount(tHandle, wCount)
|
||
|
||
return True
|
||
|
||
def _getItemWordCount(self, tHandle):
|
||
"""Retrun the word count of a given item handle.
|
||
"""
|
||
tItem = self._getTreeItem(tHandle)
|
||
if tItem is None:
|
||
return 0
|
||
return int(tItem.data(self.C_COUNT, Qt.UserRole))
|
||
|
||
def _getTreeItem(self, tHandle):
|
||
"""Return the QTreeWidgetItem of a given item handle.
|
||
"""
|
||
return self._treeMap.get(tHandle, None)
|
||
|
||
def _deleteTreeItem(self, tHandle):
|
||
"""Permanently delete a tree item from the project and the map.
|
||
"""
|
||
if self.theProject.tree.checkType(tHandle, nwItemType.FILE):
|
||
delDoc = NWDoc(self.theProject, tHandle)
|
||
if not delDoc.deleteDocument():
|
||
self.mainGui.makeAlert([
|
||
self.tr("Could not delete document file."), delDoc.getError()
|
||
], nwAlert.ERROR)
|
||
return False
|
||
|
||
self.theProject.index.deleteHandle(tHandle)
|
||
del self.theProject.tree[tHandle]
|
||
self._treeMap.pop(tHandle, None)
|
||
|
||
return True
|
||
|
||
def _toggleItemExported(self, tHandle):
|
||
"""Toggle the exported status of an item.
|
||
"""
|
||
tItem = self.theProject.tree[tHandle]
|
||
if tItem is not None:
|
||
tItem.setExported(not tItem.isExported)
|
||
self.setTreeItemValues(tItem.itemHandle)
|
||
return
|
||
|
||
def _changeItemStatus(self, tHandle, tStatus):
|
||
"""Set a new status value of an item.
|
||
"""
|
||
tItem = self.theProject.tree[tHandle]
|
||
if tItem is not None:
|
||
tItem.setStatus(tStatus)
|
||
self.setTreeItemValues(tItem.itemHandle)
|
||
return
|
||
|
||
def _changeItemImport(self, tHandle, tImport):
|
||
"""Set a new importance value of an item.
|
||
"""
|
||
tItem = self.theProject.tree[tHandle]
|
||
if tItem is not None:
|
||
tItem.setImport(tImport)
|
||
self.setTreeItemValues(tItem.itemHandle)
|
||
return
|
||
|
||
def _changeItemLayout(self, tHandle, itemLayout):
|
||
"""Set a new item layout value of an item.
|
||
"""
|
||
tItem = self.theProject.tree[tHandle]
|
||
if tItem is not None:
|
||
if itemLayout == nwItemLayout.DOCUMENT and tItem.documentAllowed():
|
||
tItem.setLayout(nwItemLayout.DOCUMENT)
|
||
self.setTreeItemValues(tItem.itemHandle)
|
||
elif itemLayout == nwItemLayout.NOTE:
|
||
tItem.setLayout(nwItemLayout.NOTE)
|
||
self.setTreeItemValues(tItem.itemHandle)
|
||
return
|
||
|
||
def _scanChildren(self, theList, tItem, tIndex):
|
||
"""This is a recursive function returning all items in a tree
|
||
starting at a given QTreeWidgetItem.
|
||
"""
|
||
tHandle = tItem.data(self.C_NAME, Qt.UserRole)
|
||
cCount = tItem.childCount()
|
||
|
||
# Update tree-related meta data
|
||
nwItem = self.theProject.tree[tHandle]
|
||
nwItem.setExpanded(tItem.isExpanded() and cCount > 0)
|
||
nwItem.setOrder(tIndex)
|
||
|
||
theList.append(tHandle)
|
||
for i in range(cCount):
|
||
self._scanChildren(theList, tItem.child(i), i)
|
||
|
||
return theList
|
||
|
||
def _addTreeItem(self, nwItem, nHandle=None):
|
||
"""Create a QTreeWidgetItem from an NWItem and add it to the
|
||
project tree.
|
||
"""
|
||
tHandle = nwItem.itemHandle
|
||
pHandle = nwItem.itemParent
|
||
newItem = QTreeWidgetItem([""]*4)
|
||
|
||
newItem.setText(self.C_NAME, "")
|
||
newItem.setText(self.C_COUNT, "0")
|
||
newItem.setText(self.C_EXPORT, "")
|
||
newItem.setText(self.C_STATUS, "")
|
||
|
||
newItem.setTextAlignment(self.C_NAME, Qt.AlignLeft)
|
||
newItem.setTextAlignment(self.C_COUNT, Qt.AlignRight)
|
||
newItem.setTextAlignment(self.C_EXPORT, Qt.AlignLeft)
|
||
newItem.setTextAlignment(self.C_STATUS, Qt.AlignLeft)
|
||
|
||
newItem.setData(self.C_NAME, Qt.UserRole, tHandle)
|
||
newItem.setData(self.C_COUNT, Qt.UserRole, 0)
|
||
|
||
self._treeMap[tHandle] = newItem
|
||
if pHandle is None:
|
||
if nwItem.itemType == nwItemType.ROOT:
|
||
newItem.setFlags(newItem.flags() ^ Qt.ItemIsDragEnabled)
|
||
self.addTopLevelItem(newItem)
|
||
else:
|
||
self.mainGui.makeAlert(self.tr(
|
||
"There is nowhere to add item with name '{0}'."
|
||
).format(nwItem.itemName), nwAlert.ERROR)
|
||
del self._treeMap[tHandle]
|
||
return None
|
||
|
||
else:
|
||
byIndex = -1
|
||
if nHandle is not None and nHandle in self._treeMap:
|
||
try:
|
||
byIndex = self._treeMap[pHandle].indexOfChild(self._treeMap[nHandle])
|
||
except Exception:
|
||
logger.error("Failed to get index of item with handle '%s'", nHandle)
|
||
if byIndex >= 0:
|
||
self._treeMap[pHandle].insertChild(byIndex + 1, newItem)
|
||
else:
|
||
self._treeMap[pHandle].addChild(newItem)
|
||
self.propagateCount(tHandle, nwItem.wordCount, countChildren=True)
|
||
|
||
self.setTreeItemValues(tHandle)
|
||
newItem.setExpanded(nwItem.isExpanded)
|
||
|
||
return newItem
|
||
|
||
def _addTrashRoot(self):
|
||
"""Adds the trash root folder if it doesn't already exist in the
|
||
project tree.
|
||
"""
|
||
trashHandle = self.theProject.trashFolder()
|
||
if trashHandle is None:
|
||
return None
|
||
|
||
trItem = self._getTreeItem(trashHandle)
|
||
if trItem is None:
|
||
trItem = self._addTreeItem(self.theProject.tree[trashHandle])
|
||
if trItem is not None:
|
||
trItem.setExpanded(True)
|
||
self._alertTreeChange(tHandle=trashHandle, flush=True)
|
||
|
||
return trItem
|
||
|
||
def _alertTreeChange(self, tHandle=None, flush=True):
|
||
"""Update information on tree change state, and emit necessary
|
||
signals.
|
||
"""
|
||
self._timeChanged = time()
|
||
self.theProject.setProjectChanged(True)
|
||
if flush:
|
||
self.saveTreeOrder()
|
||
|
||
tItem = self.theProject.tree[tHandle]
|
||
if tItem is None:
|
||
return
|
||
|
||
itemType = tItem.itemType
|
||
if itemType == nwItemType.ROOT:
|
||
self.projView.rootFolderChanged.emit(tHandle)
|
||
|
||
self.projView.treeItemChanged.emit(tHandle)
|
||
|
||
return
|
||
|
||
def _recordLastMove(self, srcItem, parItem, parIndex):
|
||
"""Record the last action so that it can be undone.
|
||
"""
|
||
prevItem = self._lastMove.get("item", None)
|
||
if prevItem is None or srcItem != prevItem:
|
||
self._lastMove = {
|
||
"item": srcItem,
|
||
"parent": parItem,
|
||
"index": parIndex,
|
||
}
|
||
|
||
return
|
||
|
||
# END Class GuiProjectTree
|