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novelWriter/novelwriter/gui/docviewerpanel.py
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2023-11-15 18:11:15 +01:00

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"""
novelWriter GUI Document Viewer Panel
=======================================
File History:
Created: 2023-11-14 [2.2rc1] GuiDocViewerPanel
This file is a part of novelWriter
Copyright 20182023, Veronica Berglyd Olsen
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
"""
from __future__ import annotations
import logging
from PyQt5.QtCore import QSize, Qt, pyqtSlot
from PyQt5.QtWidgets import (
QAbstractItemView, QFrame, QHBoxLayout, QHeaderView, QTabWidget, QTreeWidget, QTreeWidgetItem,
QVBoxLayout, QWidget
)
from novelwriter import CONFIG, SHARED
from novelwriter.constants import nwHeaders, nwLabels, nwLists, trConst
from novelwriter.core.index import IndexHeading, IndexItem
from novelwriter.enum import nwItemClass
logger = logging.getLogger(__name__)
class GuiDocViewerPanel(QWidget):
def __init__(self, parent: QWidget) -> None:
super().__init__(parent=parent)
logger.debug("Create: GuiDocViewerPanel")
self._lastHandle = None
self.tabBackRefs = _ViewPanelBackRefs(self)
self.mainTabs = QTabWidget(self)
self.mainTabs.addTab(self.tabBackRefs, self.tr("Backreferences"))
self.kwTabs: dict[str, _ViewPanelKeyWords] = {}
self.idTabs: dict[str, int] = {}
for itemClass in nwLists.USER_CLASSES:
cTab = _ViewPanelKeyWords(self, itemClass)
tabId = self.mainTabs.addTab(cTab, trConst(nwLabels.CLASS_NAME[itemClass]))
self.kwTabs[itemClass.name] = cTab
self.idTabs[itemClass.name] = tabId
# Assemble
self.outerBox = QVBoxLayout()
self.outerBox.addWidget(self.mainTabs)
self.outerBox.setContentsMargins(0, 0, 0, 0)
self.setLayout(self.outerBox)
self.updateTheme()
logger.debug("Ready: GuiDocViewerPanel")
return
##
# Methods
##
def updateTheme(self) -> None:
"""Update theme elements."""
vPx = CONFIG.pxInt(4)
lPx = CONFIG.pxInt(2)
rPx = CONFIG.pxInt(14)
hCol = self.palette().highlight().color()
styleSheet = (
"QTabWidget::pane {border: 0;} "
"QTabWidget QTabBar::tab {"
f"border: 0; padding: {vPx}px {rPx}px {vPx}px {lPx}px;"
"} "
"QTabWidget QTabBar::tab:selected {"
f"color: rgb({hCol.red()}, {hCol.green()}, {hCol.blue()});"
"} "
)
self.mainTabs.setStyleSheet(styleSheet)
self.updateHandle(self._lastHandle)
return
def openProjectTasks(self) -> None:
"""Run open project tasks."""
for key, name, tClass, iItem, hItem in SHARED.project.index.getTagsData():
if tClass in self.kwTabs:
print(key, name, iItem, hItem)
self.kwTabs[tClass].addEntry(key, name, iItem, hItem)
self._updateTabVisibility()
return
##
# Public Slots
##
@pyqtSlot(str)
def updateHandle(self, tHandle: str | None) -> None:
"""Update the document handle."""
self._lastHandle = tHandle
self.tabBackRefs.refreshContent(tHandle or None)
return
##
# Internal Functions
##
def _updateTabVisibility(self) -> None:
"""Hide class tabs with no content."""
for tClass, cTab in self.kwTabs.items():
self.mainTabs.setTabVisible(self.idTabs[tClass], cTab.count() > 0)
return
# END Class GuiDocViewerPanel
class _ViewPanelBackRefs(QWidget):
C_DATA = 0
C_TITLE = 0
C_EDIT = 1
C_VIEW = 2
C_DOCUMENT = 3
D_HANDLE = Qt.ItemDataRole.UserRole
D_TITLE = Qt.ItemDataRole.UserRole + 1
def __init__(self, parent: QWidget) -> None:
super().__init__(parent=parent)
iPx = SHARED.theme.baseIconSize
cMg = CONFIG.pxInt(6)
# Content
self.listBox = QTreeWidget(self)
# self.listBox.setHeaderHidden(True)
# self.listBox.setColumnCount(4)
self.listBox.setHeaderLabels([
self.tr("Heading"), "", "", self.tr("Document")
])
self.listBox.setIndentation(0)
self.listBox.setSelectionMode(QAbstractItemView.SelectionMode.NoSelection)
self.listBox.setIconSize(QSize(iPx, iPx))
self.listBox.setFrameStyle(QFrame.Shape.NoFrame)
treeHeader = self.listBox.header()
treeHeader.setStretchLastSection(True)
treeHeader.setSectionResizeMode(self.C_DOCUMENT, QHeaderView.ResizeMode.ResizeToContents)
treeHeader.setSectionResizeMode(self.C_EDIT, QHeaderView.ResizeMode.Fixed)
treeHeader.setSectionResizeMode(self.C_VIEW, QHeaderView.ResizeMode.Fixed)
treeHeader.setSectionResizeMode(self.C_TITLE, QHeaderView.ResizeMode.ResizeToContents)
treeHeader.resizeSection(self.C_EDIT, iPx + cMg)
treeHeader.resizeSection(self.C_VIEW, iPx + cMg)
fH1 = self.font()
fH1.setBold(True)
fH1.setUnderline(True)
fH2 = self.font()
fH2.setBold(True)
self._hFonts = [self.font(), fH1, fH2, self.font(), self.font(), self.font()]
self._editIcon = SHARED.theme.getIcon("edit")
self._viewIcon = SHARED.theme.getIcon("view")
# Assemble
self.outerBox = QHBoxLayout()
self.outerBox.addWidget(self.listBox)
self.outerBox.setContentsMargins(0, 0, 0, 0)
self.setLayout(self.outerBox)
self.setContentsMargins(0, 0, 0, 0)
return
def refreshContent(self, dHandle: str | None) -> None:
"""Update the content."""
self.listBox.clear()
if dHandle:
refs = SHARED.project.index.getBackReferenceList(dHandle)
for tHandle, (sTitle, hItem) in refs.items():
nwItem = SHARED.project.tree[tHandle]
if nwItem is None:
continue
docIcon = SHARED.theme.getItemIcon(
nwItem.itemType, nwItem.itemClass,
nwItem.itemLayout, nwItem.mainHeading
)
iLevel = nwHeaders.H_LEVEL.get(hItem.level, 0) if nwItem.isDocumentLayout() else 5
hDec = SHARED.theme.getHeaderDecorationNarrow(iLevel)
trItem = QTreeWidgetItem()
trItem.setText(self.C_TITLE, hItem.title)
trItem.setData(self.C_TITLE, Qt.ItemDataRole.DecorationRole, hDec)
trItem.setFont(self.C_TITLE, self._hFonts[iLevel])
trItem.setIcon(self.C_EDIT, self._editIcon)
trItem.setIcon(self.C_VIEW, self._viewIcon)
trItem.setIcon(self.C_DOCUMENT, docIcon)
trItem.setText(self.C_DOCUMENT, nwItem.itemName)
trItem.setData(self.C_DATA, self.D_HANDLE, tHandle)
trItem.setData(self.C_DATA, self.D_TITLE, sTitle)
self.listBox.addTopLevelItem(trItem)
return
# END Class _ViewPanelBackRefs
class _ViewPanelKeyWords(QTreeWidget):
C_DATA = 0
C_NAME = 0
C_EDIT = 1
C_VIEW = 2
C_TITLE = 3
C_DOCUMENT = 4
D_TAG = Qt.ItemDataRole.UserRole
D_HANDLE = Qt.ItemDataRole.UserRole + 1
def __init__(self, parent: QWidget, itemClass: nwItemClass) -> None:
super().__init__(parent=parent)
self._itemClass = nwItemClass
iPx = SHARED.theme.baseIconSize
cMg = CONFIG.pxInt(6)
self.setHeaderLabels([
self.tr("Tag"), "", "", self.tr("Heading"), self.tr("Document")
])
self.setIndentation(0)
self.setSelectionMode(QAbstractItemView.SelectionMode.NoSelection)
self.setIconSize(QSize(iPx, iPx))
self.setFrameStyle(QFrame.Shape.NoFrame)
self.setSortingEnabled(True)
self.sortByColumn(self.C_NAME, Qt.SortOrder.AscendingOrder)
treeHeader = self.header()
treeHeader.setStretchLastSection(True)
treeHeader.setSectionResizeMode(self.C_NAME, QHeaderView.ResizeMode.ResizeToContents)
treeHeader.setSectionResizeMode(self.C_EDIT, QHeaderView.ResizeMode.Fixed)
treeHeader.setSectionResizeMode(self.C_VIEW, QHeaderView.ResizeMode.Fixed)
treeHeader.resizeSection(self.C_EDIT, iPx + cMg)
treeHeader.resizeSection(self.C_VIEW, iPx + cMg)
self._classIcon = SHARED.theme.getIcon(nwLabels.CLASS_ICON[itemClass])
self._editIcon = SHARED.theme.getIcon("edit")
self._viewIcon = SHARED.theme.getIcon("view")
return
def count(self) -> int:
return self.topLevelItemCount()
def addEntry(self, tag: str, name: str, iItem: IndexItem | None,
hItem: IndexHeading | None) -> None:
"""Add a tag entry to the list."""
if not iItem or not hItem:
return
nwItem = iItem.item
docIcon = SHARED.theme.getItemIcon(
nwItem.itemType, nwItem.itemClass,
nwItem.itemLayout, nwItem.mainHeading
)
iLevel = nwHeaders.H_LEVEL.get(hItem.level, 0) if nwItem.isDocumentLayout() else 5
hDec = SHARED.theme.getHeaderDecorationNarrow(iLevel)
trItem = QTreeWidgetItem()
trItem.setText(self.C_NAME, name)
trItem.setIcon(self.C_NAME, self._classIcon)
trItem.setIcon(self.C_EDIT, self._editIcon)
trItem.setIcon(self.C_VIEW, self._viewIcon)
trItem.setText(self.C_TITLE, hItem.title)
trItem.setData(self.C_TITLE, Qt.ItemDataRole.DecorationRole, hDec)
trItem.setIcon(self.C_DOCUMENT, docIcon)
trItem.setText(self.C_DOCUMENT, nwItem.itemName)
trItem.setData(self.C_DATA, self.D_TAG, tag)
trItem.setData(self.C_DATA, self.D_HANDLE, iItem.handle)
self.addTopLevelItem(trItem)
return
# END Class _ViewPanelRefs