Veronica K. B. Olsen
430 lines
14 KiB
Python
430 lines
14 KiB
Python
# -*- coding: utf-8 -*-
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"""novelWriter GUI Main Window
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novelWriter – GUI Main Window
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===============================
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Class holding the main window
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File History:
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Created: 2018-09-22 [0.0.1]
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"""
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import logging
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import nw
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from os import path
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from PyQt5.QtWidgets import QWidget, QMainWindow, QVBoxLayout, QFrame, QSplitter, QFileDialog, QStackedWidget, QShortcut, QMessageBox
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from PyQt5.QtGui import QIcon, QPixmap, QColor
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from PyQt5.QtCore import Qt, QTimer
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from nw.gui.doctree import GuiDocTree
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from nw.gui.doceditor import GuiDocEditor
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from nw.gui.docviewer import GuiDocViewer
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from nw.gui.docdetails import GuiDocDetails
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from nw.gui.mainmenu import GuiMainMenu
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from nw.gui.projecteditor import GuiProjectEditor
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from nw.gui.itemeditor import GuiItemEditor
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from nw.gui.statusbar import GuiMainStatus
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from nw.project.project import NWProject
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from nw.project.document import NWDoc
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from nw.project.item import NWItem
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from nw.convert.tokenizer import Tokenizer
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from nw.convert.tohtml import ToHtml
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from nw.enum import nwItemType, nwAlert
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logger = logging.getLogger(__name__)
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class GuiMain(QMainWindow):
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def __init__(self):
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QWidget.__init__(self)
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logger.debug("Initialising GUI ...")
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self.mainConf = nw.CONFIG
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self.theProject = NWProject(self)
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self.theDocument = NWDoc(self.theProject, self)
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self.resize(*self.mainConf.winGeometry)
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self._setWindowTitle()
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self.setWindowIcon(QIcon(path.join(self.mainConf.appPath,"..","novelWriter.svg")))
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# Main GUI Elements
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self.docEditor = GuiDocEditor(self)
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self.docViewer = GuiDocViewer(self)
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self.docDetails = GuiDocDetails(self, self.theProject)
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self.treeView = GuiDocTree(self, self.theProject)
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self.mainMenu = GuiMainMenu(self, self.theProject)
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self.statusBar = GuiMainStatus(self)
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# Minor Gui Elements
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self.statusIcons = []
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self.statusLabels = []
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# Assemble Main Window
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self.stackPane = QStackedWidget()
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self.stackNone = self.stackPane.addWidget(QWidget())
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self.stackDoc = self.stackPane.addWidget(self.docEditor)
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self.stackView = self.stackPane.addWidget(self.docViewer)
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self.stackPane.setCurrentIndex(self.stackNone)
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self.treePane = QFrame()
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self.treeBox = QVBoxLayout()
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self.treeBox.addWidget(self.treeView)
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self.treeBox.addWidget(self.docDetails)
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self.treePane.setLayout(self.treeBox)
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self.splitMain = QSplitter(Qt.Horizontal)
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self.splitMain.addWidget(self.treePane)
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self.splitMain.addWidget(self.stackPane)
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self.splitMain.setSizes(self.mainConf.mainPanePos)
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self.splitMain.splitterMoved.connect(self._splitMainMove)
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self.setCentralWidget(self.splitMain)
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# Build GUI Elements
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self.treeView.itemSelectionChanged.connect(self._treeSingleClick)
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self.treeView.itemDoubleClicked.connect(self._treeDoubleClick)
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self.treeView.buildTree()
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self._makeStatusIcons()
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# Set Main Window Elements
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self.setMenuBar(self.mainMenu)
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self.setStatusBar(self.statusBar)
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self.statusBar.showMessage("Ready")
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# Load Theme StyleSheet
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cssFile = path.join(self.mainConf.themePath,self.mainConf.guiTheme+".css")
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if path.isfile(cssFile):
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with open(cssFile,mode="r") as inFile:
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theCss = inFile.read()
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self.setStyleSheet(theCss)
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self.asProjTimer = QTimer()
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self.asProjTimer.setInterval(int(self.mainConf.autoSaveProj*1000))
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self.asProjTimer.timeout.connect(self._autoSaveProject)
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self.asProjTimer.start()
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self.asDocTimer = QTimer()
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self.asDocTimer.setInterval(int(self.mainConf.autoSaveDoc*1000))
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self.asDocTimer.timeout.connect(self._autoSaveDocument)
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self.asDocTimer.start()
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# Keyboard Shortcuts
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QShortcut(Qt.Key_Return, self.treeView, context=Qt.WidgetShortcut, activated=self._treeKeyPressReturn)
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# Forward Functions
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self.setStatus = self.statusBar.setStatus
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self.setProjectStatus = self.statusBar.setProjectStatus
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if self.mainConf.showGUI:
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self.show()
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logger.debug("GUI initialisation complete")
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return
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def makeAlert(self, theMessage, theLevel=nwAlert.INFO):
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"""Alert both the user and the logger at the same time. Message can be either a string or an
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array of strings. Severity level is 0 = info, 1 = warning, and 2 = error.
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"""
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if isinstance(theMessage, list):
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popMsg = "<br>".join(theMessage)
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logMsg = theMessage
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else:
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popMsg = theMessage
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logMsg = [theMessage]
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msgBox = QMessageBox()
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if theLevel == nwAlert.INFO:
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for msgLine in logMsg:
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logger.info(msgLine)
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msgBox.information(self, "Information", popMsg)
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elif theLevel == nwAlert.WARN:
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for msgLine in logMsg:
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logger.warning(msgLine)
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msgBox.warning(self, "Warning", popMsg)
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elif theLevel == nwAlert.ERROR:
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for msgLine in logMsg:
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logger.error(msgLine)
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msgBox.critical(self, "Error", popMsg)
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elif theLevel == nwAlert.BUG:
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for msgLine in logMsg:
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logger.error(msgLine)
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popMsg += "<br>This is a bug!"
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msgBox.critical(self, "Internal Error", popMsg)
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return
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##
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# Project Actions
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##
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def newProject(self):
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logger.info("Creating new project")
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self.treeView.clearTree()
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if self.saveProject():
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self.theProject.newProject()
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self.treeView.buildTree()
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return
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def openProject(self, projFile=None):
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if projFile is None:
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projFile = self.openProjectDialog()
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if projFile is None:
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return False
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self.treeView.clearTree()
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self.theProject.openProject(projFile)
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self.treeView.buildTree()
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self._setWindowTitle(self.theProject.projName)
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self._makeStatusIcons()
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self.docEditor.setPwl(path.join(self.theProject.projMeta,"wordlist.txt"))
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self.docEditor.setSpellCheck(self.theProject.spellCheck)
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self.mainMenu.updateMenu()
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return True
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def saveProject(self):
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if self.theProject.projPath is None:
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projPath = self.saveProjectDialog()
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self.theProject.setProjectPath(projPath)
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self.treeView.saveTreeOrder()
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self.theProject.saveProject()
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self.mainMenu.updateRecentProjects()
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return True
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##
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# Document Actions
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##
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def openDocument(self, tHandle):
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if self._takeDocumentAction():
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self.saveDocument()
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self.stackPane.setCurrentIndex(self.stackDoc)
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self.docEditor.setText(self.theDocument.openDocument(tHandle))
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self.docEditor.changeWidth()
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return
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def saveDocument(self):
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if self.theDocument.theItem is not None:
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docHtml = self.docEditor.getText()
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self.theDocument.theItem.setCharCount(self.docEditor.charCount)
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self.theDocument.theItem.setWordCount(self.docEditor.wordCount)
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self.theDocument.theItem.setParaCount(self.docEditor.paraCount)
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self.theDocument.saveDocument(docHtml)
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self.docEditor.setDocumentChanged(False)
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return
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def _previewDocument(self):
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tHandle = self.treeView.getSelectedHandle()
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if tHandle is None:
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logger.warning("No document selected")
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return
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tItem = self.theProject.getItem(tHandle)
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if tItem.itemType == nwItemType.FILE:
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logger.debug("Generating preview for item %s" % tHandle)
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self.stackPane.setCurrentIndex(self.stackView)
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aDoc = ToHtml(self.theProject, self)
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aDoc.setText(tHandle)
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aDoc.tokenizeText()
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aDoc.doConvert()
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self.docViewer.setHtml(aDoc.theResult)
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return
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##
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# Tree Item Actions
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##
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def openSelectedItem(self):
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tHandle = self.treeView.getSelectedHandle()
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if tHandle is None:
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logger.warning("No item selected")
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return
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logger.verbose("Opening item %s" % tHandle)
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nwItem = self.theProject.getItem(tHandle)
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if nwItem.itemType == nwItemType.FILE:
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logger.verbose("Requested item %s is a file" % tHandle)
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self.openDocument(tHandle)
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else:
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logger.verbose("Requested item %s is not a file" % tHandle)
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return
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def editItem(self):
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tHandle = self.treeView.getSelectedHandle()
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if tHandle is None:
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logger.warning("No item selected")
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return
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logger.verbose("Requesting change to item %s" % tHandle)
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dlgProj = GuiItemEditor(self, self.theProject, tHandle)
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if dlgProj.exec_():
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self.treeView.setTreeItemValues(tHandle)
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return
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##
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# Main Dialogs
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##
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def openProjectDialog(self):
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dlgOpt = QFileDialog.Options()
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dlgOpt |= QFileDialog.DontUseNativeDialog
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projFile, _ = QFileDialog.getOpenFileName(
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self,"Open novelWriter Project","","novelWriter Project File (nwProject.nwx);;All Files (*)",options=dlgOpt
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)
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if projFile:
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return projFile
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return None
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def saveProjectDialog(self):
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dlgOpt = QFileDialog.Options()
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dlgOpt |= QFileDialog.ShowDirsOnly
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dlgOpt |= QFileDialog.DontUseNativeDialog
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projPath = QFileDialog.getExistingDirectory(
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self,"Save novelWriter Project","",options=dlgOpt
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)
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if projPath:
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return projPath
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return None
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def editProjectDialog(self):
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dlgProj = GuiProjectEditor(self, self.theProject)
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dlgProj.exec_()
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self._setWindowTitle(self.theProject.projName)
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return True
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##
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# Main Window Actions
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##
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def closeMain(self):
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logger.info("Exiting %s" % nw.__package__)
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if self._takeDocumentAction():
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self.saveDocument()
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if self._takeProjectAction():
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self.saveProject()
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self.mainConf.setWinSize(self.width(), self.height())
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self.mainConf.setTreeColWidths(self.treeView.getColumnSizes())
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self.mainConf.setMainPanePos(self.splitMain.sizes())
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self.mainConf.saveConfig()
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return
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def setFocus(self, paneNo):
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if paneNo == 1:
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self.treeView.setFocus()
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elif paneNo == 2:
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if self.stackPane.currentIndex() == self.stackDoc:
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self.docEditor.setFocus()
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return
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##
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# Internal Functions
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##
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def _setWindowTitle(self, projName=None):
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winTitle = "%s [%s]" % (nw.__package__, nw.__version__)
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if projName is not None:
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winTitle += " - %s" % projName
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self.setWindowTitle(winTitle)
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return True
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def _autoSaveProject(self):
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if self._takeProjectAction():
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logger.debug("Autosaving project")
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self.saveProject()
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return
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def _autoSaveDocument(self):
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if self._takeDocumentAction():
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logger.debug("Autosaving document")
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self.saveDocument()
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return
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def _takeProjectAction(self):
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if self.theProject.projPath is None:
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return False
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if not self.theProject.projChanged:
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return False
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return True
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def _takeDocumentAction(self):
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if self.stackPane.currentIndex() != self.stackDoc:
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return False
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if self.theDocument.theItem is None:
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return False
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if not self.docEditor.docChanged:
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return False
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return True
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def _makeStatusIcons(self):
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self.statusIcons = []
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self.statusLabels = []
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for sLabel, sR, sG, sB in self.theProject.statusCols:
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theIcon = QPixmap(32,32)
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theIcon.fill(QColor(sR,sG,sB))
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self.statusIcons.append(QIcon(theIcon))
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self.statusLabels.append(sLabel)
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return
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##
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# Events
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##
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def resizeEvent(self, theEvent):
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"""Extend QMainWindow.resizeEvent to signal dependent GUI elements that its pane may have changed size.
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"""
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QMainWindow.resizeEvent(self,theEvent)
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if self.stackPane.currentIndex() == self.stackDoc:
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self.docEditor.changeWidth()
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return
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def closeEvent(self, theEvent):
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self.closeMain()
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QMainWindow.closeEvent(self,theEvent)
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return
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##
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# Signal Handlers
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##
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def _treeSingleClick(self):
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sHandle = self.treeView.getSelectedHandle()
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if sHandle is not None:
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self.docDetails.buildViewBox(sHandle)
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return
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def _treeDoubleClick(self, tItem, colNo):
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tHandle = tItem.text(3)
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logger.verbose("User double clicked tree item with handle %s" % tHandle)
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nwItem = self.theProject.getItem(tHandle)
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if nwItem.itemType == nwItemType.FILE:
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logger.verbose("Requested item %s is a file" % tHandle)
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self.openDocument(tHandle)
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else:
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logger.verbose("Requested item %s is a folder" % tHandle)
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return
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def _treeKeyPressReturn(self):
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tHandle = self.treeView.getSelectedHandle()
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logger.verbose("User pressed return on tree item with handle %s" % tHandle)
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nwItem = self.theProject.getItem(tHandle)
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if nwItem.itemType == nwItemType.FILE:
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logger.verbose("Requested item %s is a file" % tHandle)
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self.openDocument(tHandle)
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else:
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logger.verbose("Requested item %s is a folder" % tHandle)
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return
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def _splitMainMove(self, pWidth, pHeight):
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"""Alert dependent GUI elements that the main pane splitter has been moved.
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"""
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if self.stackPane.currentIndex() == self.stackDoc:
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self.docEditor.changeWidth()
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return
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# END Class GuiMain
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