def __init__(self, parent=None): self.direction = None self.InputFile = None self.MappingFile = None self.OutputFile = None QtGui.QWidget.__init__(self, parent) self.ui = Ui_Kuttans() self.ui.setupUi(self) Ui = self.ui # Another short name ;-) Ui.actionCut.setEnabled(False) Ui.actionCopy.setEnabled(False) Ui.actionDelete.setEnabled(False) Ui.actionASCIIToUnicodePDF.setEnabled(False) Ui.actionUnicodeToASCIIPDF.setEnabled(False) Ui.toolBar.setAllowedAreas(Qt.TopToolBarArea | Qt.BottomToolBarArea) Ui.toolBar.setWindowTitle("Format Actions") Ui.comboFont = QtGui.QFontComboBox(Ui.toolBar) Ui.toolBar.addWidget(Ui.comboFont) self.connect(Ui.comboFont, QtCore.SIGNAL("activated(QString)"), self.textFamily) Ui.comboSize = QtGui.QComboBox(Ui.toolBar) Ui.comboSize.setObjectName("comboSize") Ui.comboSize.setEditable(True) #Ui.comboSize.setCurrentIndex(Ui.comboSize.findText(str(QtGui.QApplication.font().pointSize()))) Ui.toolBar.addWidget(Ui.comboSize) fontDb = QtGui.QFontDatabase for size in fontDb.standardSizes(): Ui.comboSize.addItem(str(size)) self.connect(Ui.comboSize, QtCore.SIGNAL("activated(QString)"), self.textSize) self.connect( Ui.textEdit, QtCore.SIGNAL("copyAvailable(bool)"), Ui.actionCut, QtCore.SLOT("setEnabled(bool)") ) #ഉപയോക്താവ് ഏതെങ്കിലും പാഠഭാഗം തിരഞ്ഞെടുത്തെങ്കില് മാത്രം... self.connect( Ui.textEdit, QtCore.SIGNAL("copyAvailable(bool)"), Ui.actionCopy, QtCore.SLOT( "setEnabled(bool)")) #'cut', 'copy' എന്നിവ സജ്ജീവമാക്കുക self.connect( Ui.actionOpen, QtCore.SIGNAL("triggered()"), self.openFile ) #രേഖ തുറക്കാനുള്ള ആജ്ഞ open() എന്ന പ്രവൃത്തിയുമായി ബന്ധിപ്പിക്കുക self.connect(Ui.actionSave, QtCore.SIGNAL("triggered()"), self.saveFile) self.connect(Ui.actionSaveAs, QtCore.SIGNAL("triggered()"), self.saveFileAs) self.connect(Ui.actionAbout, QtCore.SIGNAL("triggered()"), self.About) self.connect(Ui.actionClose, QtCore.SIGNAL("triggered()"), self, QtCore.SLOT("close()")) self.connect(Ui.actionNew, QtCore.SIGNAL("triggered()"), self.newFile) self.connect(Ui.actionExportPDF, QtCore.SIGNAL("triggered()"), self.filePrintPDF) self.connect(Ui.actionPrint, QtCore.SIGNAL("triggered()"), self.filePrint) self.connect(Ui.actionPrintPreview, QtCore.SIGNAL("triggered()"), self.filePrintPreview) self.connect(Ui.textEdit.document(), QtCore.SIGNAL("contentsChanged()"), self.documentWasModified) self.connect(Ui.actionRevathi_a2u, QtCore.SIGNAL("triggered()"), self.Revathi_a2u) self.connect(Ui.actionIndulekha_a2u, QtCore.SIGNAL("triggered()"), self.Indulekha_a2u) self.connect(Ui.actionKarthika_a2u, QtCore.SIGNAL("triggered()"), self.Karthika_a2u) self.connect(Ui.actionSelectFontMap_a2u, QtCore.SIGNAL("triggered()"), self.customMap_a2u) self.connect(Ui.actionASCIIToUnicodePDF, QtCore.SIGNAL("triggered()"), self.asciiToUnicodePDF) self.connect(Ui.actionRevathi_u2a, QtCore.SIGNAL("triggered()"), self.Revathi_u2a) self.connect(Ui.actionIndulekha_u2a, QtCore.SIGNAL("triggered()"), self.Indulekha_u2a) self.connect(Ui.actionKarthika_u2a, QtCore.SIGNAL("triggered()"), self.Karthika_u2a) self.connect(Ui.actionSelectFontMap_u2a, QtCore.SIGNAL("triggered()"), self.customMap_u2a) self.readSettings() self.setCurrentFile(self.tr("untitled.txt")) self.x = 1
def __init__(self, parent=None): self.direction = None self.InputFile = None self.MappingFile = None self.OutputFile = None QtGui.QWidget.__init__(self, parent) self.ui = Ui_Kuttans() self.ui.setupUi(self) Ui = self.ui # Another short name ;-) Ui.actionCut.setEnabled(False) Ui.actionCopy.setEnabled(False) Ui.actionDelete.setEnabled(False) Ui.actionASCIIToUnicodePDF.setEnabled(False) Ui.actionUnicodeToASCIIPDF.setEnabled(False) Ui.toolBar.setAllowedAreas(Qt.TopToolBarArea | Qt.BottomToolBarArea) Ui.toolBar.setWindowTitle("Format Actions") Ui.comboFont = QtGui.QFontComboBox(Ui.toolBar) Ui.toolBar.addWidget(Ui.comboFont) self.connect(Ui.comboFont, QtCore.SIGNAL("activated(QString)"), self.textFamily) Ui.comboSize = QtGui.QComboBox(Ui.toolBar) Ui.comboSize.setObjectName("comboSize") Ui.comboSize.setEditable(True) #Ui.comboSize.setCurrentIndex(Ui.comboSize.findText(str(QtGui.QApplication.font().pointSize()))) Ui.toolBar.addWidget(Ui.comboSize) fontDb = QtGui.QFontDatabase for size in fontDb.standardSizes(): Ui.comboSize.addItem(str(size)) self.connect(Ui.comboSize, QtCore.SIGNAL("activated(QString)"), self.textSize) self.connect(Ui.textEdit, QtCore.SIGNAL("copyAvailable(bool)"), Ui.actionCut, QtCore.SLOT("setEnabled(bool)")) #ഉപയോക്താവ് ഏതെങ്കിലും പാഠഭാഗം തിരഞ്ഞെടുത്തെങ്കില് മാത്രം... self.connect(Ui.textEdit, QtCore.SIGNAL("copyAvailable(bool)"), Ui.actionCopy, QtCore.SLOT("setEnabled(bool)")) #'cut', 'copy' എന്നിവ സജ്ജീവമാക്കുക self.connect(Ui.actionOpen, QtCore.SIGNAL("triggered()"), self.openFile) #രേഖ തുറക്കാനുള്ള ആജ്ഞ open() എന്ന പ്രവൃത്തിയുമായി ബന്ധിപ്പിക്കുക self.connect(Ui.actionSave, QtCore.SIGNAL("triggered()"), self.saveFile) self.connect(Ui.actionSaveAs, QtCore.SIGNAL("triggered()"), self.saveFileAs) self.connect(Ui.actionAbout, QtCore.SIGNAL("triggered()"), self.About) self.connect(Ui.actionClose, QtCore.SIGNAL("triggered()"), self, QtCore.SLOT("close()")) self.connect(Ui.actionNew, QtCore.SIGNAL("triggered()"), self.newFile) self.connect(Ui.actionExportPDF, QtCore.SIGNAL("triggered()"), self.filePrintPDF) self.connect(Ui.actionPrint, QtCore.SIGNAL("triggered()"), self.filePrint) self.connect(Ui.actionPrintPreview, QtCore.SIGNAL("triggered()"), self.filePrintPreview) self.connect(Ui.textEdit.document(), QtCore.SIGNAL("contentsChanged()"), self.documentWasModified) self.connect(Ui.actionRevathi_a2u, QtCore.SIGNAL("triggered()"), self.Revathi_a2u) self.connect(Ui.actionIndulekha_a2u, QtCore.SIGNAL("triggered()"), self.Indulekha_a2u) self.connect(Ui.actionKarthika_a2u, QtCore.SIGNAL("triggered()"), self.Karthika_a2u) self.connect(Ui.actionSelectFontMap_a2u, QtCore.SIGNAL("triggered()"), self.customMap_a2u) self.connect(Ui.actionASCIIToUnicodePDF, QtCore.SIGNAL("triggered()"), self.asciiToUnicodePDF) self.connect(Ui.actionRevathi_u2a, QtCore.SIGNAL("triggered()"), self.Revathi_u2a) self.connect(Ui.actionIndulekha_u2a, QtCore.SIGNAL("triggered()"), self.Indulekha_u2a) self.connect(Ui.actionKarthika_u2a, QtCore.SIGNAL("triggered()"), self.Karthika_u2a) self.connect(Ui.actionSelectFontMap_u2a, QtCore.SIGNAL("triggered()"), self.customMap_u2a) self.readSettings() self.setCurrentFile(self.tr("untitled.txt")) self.x = 1
class KuttansApp(QtGui.QMainWindow): def __init__(self, parent=None): self.direction = None self.InputFile = None self.MappingFile = None self.OutputFile = None QtGui.QWidget.__init__(self, parent) self.ui = Ui_Kuttans() self.ui.setupUi(self) Ui = self.ui # Another short name ;-) Ui.actionCut.setEnabled(False) Ui.actionCopy.setEnabled(False) Ui.actionDelete.setEnabled(False) Ui.actionASCIIToUnicodePDF.setEnabled(False) Ui.actionUnicodeToASCIIPDF.setEnabled(False) Ui.toolBar.setAllowedAreas(Qt.TopToolBarArea | Qt.BottomToolBarArea) Ui.toolBar.setWindowTitle("Format Actions") Ui.comboFont = QtGui.QFontComboBox(Ui.toolBar) Ui.toolBar.addWidget(Ui.comboFont) self.connect(Ui.comboFont, QtCore.SIGNAL("activated(QString)"), self.textFamily) Ui.comboSize = QtGui.QComboBox(Ui.toolBar) Ui.comboSize.setObjectName("comboSize") Ui.comboSize.setEditable(True) #Ui.comboSize.setCurrentIndex(Ui.comboSize.findText(str(QtGui.QApplication.font().pointSize()))) Ui.toolBar.addWidget(Ui.comboSize) fontDb = QtGui.QFontDatabase for size in fontDb.standardSizes(): Ui.comboSize.addItem(str(size)) self.connect(Ui.comboSize, QtCore.SIGNAL("activated(QString)"), self.textSize) self.connect( Ui.textEdit, QtCore.SIGNAL("copyAvailable(bool)"), Ui.actionCut, QtCore.SLOT("setEnabled(bool)") ) #ഉപയോക്താവ് ഏതെങ്കിലും പാഠഭാഗം തിരഞ്ഞെടുത്തെങ്കില് മാത്രം... self.connect( Ui.textEdit, QtCore.SIGNAL("copyAvailable(bool)"), Ui.actionCopy, QtCore.SLOT( "setEnabled(bool)")) #'cut', 'copy' എന്നിവ സജ്ജീവമാക്കുക self.connect( Ui.actionOpen, QtCore.SIGNAL("triggered()"), self.openFile ) #രേഖ തുറക്കാനുള്ള ആജ്ഞ open() എന്ന പ്രവൃത്തിയുമായി ബന്ധിപ്പിക്കുക self.connect(Ui.actionSave, QtCore.SIGNAL("triggered()"), self.saveFile) self.connect(Ui.actionSaveAs, QtCore.SIGNAL("triggered()"), self.saveFileAs) self.connect(Ui.actionAbout, QtCore.SIGNAL("triggered()"), self.About) self.connect(Ui.actionClose, QtCore.SIGNAL("triggered()"), self, QtCore.SLOT("close()")) self.connect(Ui.actionNew, QtCore.SIGNAL("triggered()"), self.newFile) self.connect(Ui.actionExportPDF, QtCore.SIGNAL("triggered()"), self.filePrintPDF) self.connect(Ui.actionPrint, QtCore.SIGNAL("triggered()"), self.filePrint) self.connect(Ui.actionPrintPreview, QtCore.SIGNAL("triggered()"), self.filePrintPreview) self.connect(Ui.textEdit.document(), QtCore.SIGNAL("contentsChanged()"), self.documentWasModified) self.connect(Ui.actionRevathi_a2u, QtCore.SIGNAL("triggered()"), self.Revathi_a2u) self.connect(Ui.actionIndulekha_a2u, QtCore.SIGNAL("triggered()"), self.Indulekha_a2u) self.connect(Ui.actionKarthika_a2u, QtCore.SIGNAL("triggered()"), self.Karthika_a2u) self.connect(Ui.actionSelectFontMap_a2u, QtCore.SIGNAL("triggered()"), self.customMap_a2u) self.connect(Ui.actionASCIIToUnicodePDF, QtCore.SIGNAL("triggered()"), self.asciiToUnicodePDF) self.connect(Ui.actionRevathi_u2a, QtCore.SIGNAL("triggered()"), self.Revathi_u2a) self.connect(Ui.actionIndulekha_u2a, QtCore.SIGNAL("triggered()"), self.Indulekha_u2a) self.connect(Ui.actionKarthika_u2a, QtCore.SIGNAL("triggered()"), self.Karthika_u2a) self.connect(Ui.actionSelectFontMap_u2a, QtCore.SIGNAL("triggered()"), self.customMap_u2a) self.readSettings() self.setCurrentFile(self.tr("untitled.txt")) self.x = 1 def textSize(self, qString): fmt = QtGui.QTextCharFormat() fmt.setFontPointSize(float(qString)) self.mergeFormatOnWordOrSelection(fmt) def textFamily(self, qString): fmt = QtGui.QTextCharFormat() fmt.setFontFamily(qString) self.mergeFormatOnWordOrSelection(fmt) def mergeFormatOnWordOrSelection(self, format): cursor = self.ui.textEdit.textCursor() if not cursor.hasSelection(): cursor.select(QtGui.QTextCursor.WordUnderCursor) cursor.mergeCharFormat(format) self.ui.textEdit.mergeCurrentCharFormat(format) def directoryName(self, fullname): return QtCore.QFileInfo(fullname).absolutePath() def strippedFileName(self, fullname): return QtCore.QFileInfo(fullname).fileName() def openFile(self): fName = QtGui.QFileDialog.getOpenFileName(self, self.tr("Select Input file"), "", "*.txt *.pdf") self.curFile = str(fName) path, extn = os.path.splitext(self.curFile) if os.path.isfile(fName): if extn == ".txt": QApplication.setOverrideCursor(Qt.WaitCursor) self.ui.textEdit.setPlainText( codecs.open(fName, 'r', 'utf-8').read()) QApplication.restoreOverrideCursor() self.setCurrentFile(fName) self.ui.statusbar.showMessage( "File " + self.strippedFileName(fName) + " Opened", 2000 ) #/൨൦൦൦ മില്ലി സെക്കന്റ് നേരം സ്റ്റാറ്റസ് ബാറില് പ്രദര്ശിപ്പിക്കുക self.InputFile = str(fName) self.x = 0 if extn == ".pdf": print "Need to implement displaying PDF file, with QtPoppler" def save(self): if self.x == 1: return self.saveFileAs() if self.curFile.isEmpty(): return self.saveFileAs() else: return self.saveFile(self.curFile) def saveFile(self, fileName): QApplication.setOverrideCursor(Qt.WaitCursor) s = codecs.open(fileName, 'w', 'utf-8') s.write(unicode(self.ui.textEdit.toPlainText())) s.close() QApplication.restoreOverrideCursor() self.setCurrentFile(fileName) self.ui.statusbar.showMessage( self.tr("File ") + self.strippedFileName(fileName) + self.tr(" Saved"), 2000) def saveFileAs(self): fileName = QtGui.QFileDialog.getSaveFileName() if (fileName.isEmpty() != 0): return False else: self.x = 0 return self.saveFile(fileName) def maybeSave(self): if self.ui.textEdit.document().isModified(): ret = QtGui.QMessageBox.warning( self, self.tr("Warning"), self.tr( "<h4 align=\"center\">The document has been modified.\n" "<h4 align=\"center\">Do you want to save your changes?"), QtGui.QMessageBox.Yes | QtGui.QMessageBox.Default, QtGui.QMessageBox.No, QtGui.QMessageBox.Cancel | QtGui.QMessageBox.Escape) if ret == QtGui.QMessageBox.Yes: return self.save() elif ret == QtGui.QMessageBox.Cancel: return False return True def setCurrentFile(self, fileName): self.curFile = fileName self.ui.textEdit.document().setModified(False) self.setWindowModified(False) if self.curFile.isEmpty(): shownName = self.tr("untitled.txt") else: shownName = self.strippedFileName(self.curFile) self.setWindowTitle( self.tr("%1[*] - %2").arg(shownName).arg(self.tr("Kuttans"))) def About(self): QtGui.QMessageBox.about( self, self.tr("About" + _app_name), self. tr("<h1 align=\"center\">" + _app_name + " " + _app_version + "<p><h4 align=\"center\">A GUI frontend for Payyans<p><h4 align=\"center\"><a href=\"www.smc.org.in\">Swathanthra Malayalam Computing</a>" )) def newFile(self): if self.maybeSave(): self.ui.textEdit.clear() self.setCurrentFile(QtCore.QString()) def filePrintPDF(self): document = self.ui.textEdit.document() printer = QtGui.QPrinter(QPrinter.HighResolution) fileName = QFileDialog.getSaveFileName() if (fileName.isEmpty()): return else: if (QFileInfo(fileName).suffix().isEmpty()): fileName.append(".pdf") printer.setOutputFormat(QPrinter.PdfFormat) printer.setOutputFileName(fileName) document.print_(printer) def filePrint(self): document = self.ui.textEdit.document() printer = QtGui.QPrinter() dialog = QtGui.QPrintDialog(printer, self) dialog.setWindowTitle(self.tr("Print Document")) if dialog.exec_() != QtGui.QDialog.Accepted: return document.print_(printer) def filePrintPreview(self): printer = QtGui.QPrinter() preview = QtGui.QPrintPreviewDialog(printer) def render(): doc = self.ui.textEdit.document() doc.print_(printer) preview.connect(preview, QtCore.SIGNAL('paintRequested(QPrinter*)'), render) preview.exec_() def documentWasModified(self): self.setWindowModified(self.ui.textEdit.document().isModified()) def Revathi_a2u(self): if self.InputFile == None: QtGui.QMessageBox.about( self, self.tr("Message"), self. tr("<h3 align=\"center\">No file selected<p><h4 align=\"center\">Open or enter the document to convert" )) return self.OutputFile = self.directoryName( self.InputFile) + "/unicode-" + self.strippedFileName( self.InputFile) self.ui.statusbar.showMessage(self.tr("Converting... Please wait")) if self.ConvertFiles("revathi.map", "a2u") == 0: self.ui.statusbar.showMessage(self.tr("Converted successfully!"), 2000) else: self.ui.statusbar.showMessage(self.tr("Conversion failed!"), 2000) def Revathi_u2a(self): if self.InputFile == None: QtGui.QMessageBox.about( self, self.tr("Message"), self. tr("<h3 align=\"center\">No file selected<p><h4 align=\"center\">Open or enter the document to convert" )) return self.OutputFile = self.directoryName( self.InputFile) + "/ascii-" + self.strippedFileName(self.InputFile) self.ui.statusbar.showMessage(self.tr("Converting... Please wait")) if self.ConvertFiles("revathi.map", "u2a") == 0: self.ui.statusbar.showMessage(self.tr("Converted successfully!"), 2000) else: self.ui.statusbar.showMessage(self.tr("Conversion failed!"), 2000) def Indulekha_a2u(self): if self.InputFile == None: QtGui.QMessageBox.about( self, self.tr("Message"), self. tr("<h3 align=\"center\">No file selected<p><h4 align=\"center\">Open or enter the document to convert" )) return self.OutputFile = self.directoryName( self.InputFile) + "/unicode-" + self.strippedFileName( self.InputFile) self.ui.statusbar.showMessage(self.tr("Converting... Please wait")) if self.ConvertFiles("indulekha.map", "a2u") == 0: self.ui.statusbar.showMessage(self.tr("Converted successfully!"), 2000) else: self.ui.statusbar.showMessage(self.tr("Conversion failed!", 2000)) def Indulekha_u2a(self): if self.InputFile == None: QtGui.QMessageBox.about( self, self.tr("Message"), self. tr("<h3 align=\"center\">No file selected<p><h4 align=\"center\">Open or enter the document to convert" )) return self.OutputFile = self.directoryName( self.InputFile) + "/ascii-" + self.strippedFileName(self.InputFile) self.ui.statusbar.showMessage(self.tr("Converting... Please wait")) if self.ConvertFiles("indulekha.map", "u2a") == 0: self.ui.statusbar.showMessage(self.tr("Converted successfully!"), 2000) else: self.ui.statusbar.showMessage(self.tr("Conversion failed!"), 2000) def Karthika_a2u(self): if self.InputFile == None: QtGui.QMessageBox.about( self, self.tr("Message"), self. tr("<h3 align=\"center\">No file selected<p><h4 align=\"center\">Open or enter the document to convert" )) return self.OutputFile = self.directoryName( self.InputFile) + "/unicode-" + self.strippedFileName( self.InputFile) self.ui.statusbar.showMessage(self.tr("Converting... Please wait")) if self.ConvertFiles("karthika.map", "a2u") == 0: self.ui.statusbar.showMessage(self.tr("Converted successfully!"), 2000) else: self.ui.statusbar.showMessage(self.tr("Conversion failed!"), 2000) def Karthika_u2a(self): if self.InputFile == None: QtGui.QMessageBox.about( self, self.tr("Message"), self. tr("<h3 align=\"center\">No file selected<p><h4 align=\"center\">Open or enter the document to convert" )) return self.OutputFile = self.directoryName( self.InputFile) + "/ascii-" + self.strippedFileName(self.InputFile) self.ui.statusbar.showMessage(self.tr("Converting... Please wait")) if self.ConvertFiles("karthika.map", "u2a") == 0: self.ui.statusbar.showMessage(self.tr("Converted successfully!"), 2000) else: self.ui.statusbar.showMessage(self.tr("Conversion failed!"), 2000) def customMap_a2u(self): if self.InputFile == None: QtGui.QMessageBox.about( self, self.tr("Message"), self. tr("<h3 align=\"center\">No file selected<p><h4 align=\"center\">Open or enter the document to convert" )) return #fileName = QFileDialog.getOpenFileName(, self.tr("Select the fontmap file"), QDir.homePath (), self.tr("Font Maps (*.map);;All Files (*)")) fileName = QFileDialog.getOpenFileName() self.OutputFile = self.directoryName( self.InputFile) + "/unicode-" + self.strippedFileName( self.InputFile) self.ui.statusbar.showMessage(self.tr("Converting... Please wait")) if self.ConvertFilesCustom(fileName, "a2u") == 0: self.ui.statusbar.showMessage(self.tr("Converted successfully!"), 2000) else: self.ui.statusbar.showMessage(self.tr("Conversion failed!"), 2000) def customMap_u2a(self): if self.InputFile == None: QtGui.QMessageBox.about( self, self.tr("Message"), self. tr("<h3 align=\"center\">No file selected<p><h4 align=\"center\">Open or enter the document to convert" )) return fileName = QFileDialog.getOpenFileName() self.OutputFile = self.directoryName( self.InputFile) + "/ascii-" + self.strippedFileName(self.InputFile) self.ui.statusbar.showMessage(self.tr("Converting... Please wait")) if self.ConvertFiles("karthika.map", "u2a") == 0: self.ui.statusbar.showMessage(self.tr("Converted successfully!"), 2000) else: self.ui.statusbar.showMessage(self.tr("Conversion failed!"), 2000) def ConvertFiles(self, map_name, direction): self.MappingFile = sys.prefix + "/share/payyans/maps/" + map_name p = Payyans(self.InputFile, self.OutputFile, self.MappingFile) if direction == "a2u": return p.ascii2unicode() elif direction == "u2a": return p.unicode2ascii() def ConvertFilesCustom(self, map_name, direction): self.MappingFile = map_name p = Payyans(self.InputFile, self.OutputFile, self.MappingFile) if direction == "a2u": return p.ascii2unicode() elif direction == "u2a": return p.unicode2ascii() def asciiToUnicodePDF(self): # poppler-qt4 can be made use of, to render PDF files pass def closeEvent(self, event): if self.maybeSave(): self.writeSettings() event.accept() else: event.ignore() def writeSettings(self): settings = QtCore.QSettings("SMC", "Kuttans") settings.setValue("pos", QtCore.QVariant(self.pos())) settings.setValue("size", QtCore.QVariant(self.size())) def readSettings(self): settings = QtCore.QSettings("SMC", "Kuttans") pos = settings.value("pos", QtCore.QVariant(QtCore.QPoint(200, 200))).toPoint() size = settings.value("size", QtCore.QVariant(QtCore.QSize(400, 400))).toSize() self.resize(size) self.move(pos)
class KuttansApp(QtGui.QMainWindow): def __init__(self, parent=None): self.direction = None self.InputFile = None self.MappingFile = None self.OutputFile = None QtGui.QWidget.__init__(self, parent) self.ui = Ui_Kuttans() self.ui.setupUi(self) Ui = self.ui # Another short name ;-) Ui.actionCut.setEnabled(False) Ui.actionCopy.setEnabled(False) Ui.actionDelete.setEnabled(False) Ui.actionASCIIToUnicodePDF.setEnabled(False) Ui.actionUnicodeToASCIIPDF.setEnabled(False) Ui.toolBar.setAllowedAreas(Qt.TopToolBarArea | Qt.BottomToolBarArea) Ui.toolBar.setWindowTitle("Format Actions") Ui.comboFont = QtGui.QFontComboBox(Ui.toolBar) Ui.toolBar.addWidget(Ui.comboFont) self.connect(Ui.comboFont, QtCore.SIGNAL("activated(QString)"), self.textFamily) Ui.comboSize = QtGui.QComboBox(Ui.toolBar) Ui.comboSize.setObjectName("comboSize") Ui.comboSize.setEditable(True) #Ui.comboSize.setCurrentIndex(Ui.comboSize.findText(str(QtGui.QApplication.font().pointSize()))) Ui.toolBar.addWidget(Ui.comboSize) fontDb = QtGui.QFontDatabase for size in fontDb.standardSizes(): Ui.comboSize.addItem(str(size)) self.connect(Ui.comboSize, QtCore.SIGNAL("activated(QString)"), self.textSize) self.connect(Ui.textEdit, QtCore.SIGNAL("copyAvailable(bool)"), Ui.actionCut, QtCore.SLOT("setEnabled(bool)")) #ഉപയോക്താവ് ഏതെങ്കിലും പാഠഭാഗം തിരഞ്ഞെടുത്തെങ്കില് മാത്രം... self.connect(Ui.textEdit, QtCore.SIGNAL("copyAvailable(bool)"), Ui.actionCopy, QtCore.SLOT("setEnabled(bool)")) #'cut', 'copy' എന്നിവ സജ്ജീവമാക്കുക self.connect(Ui.actionOpen, QtCore.SIGNAL("triggered()"), self.openFile) #രേഖ തുറക്കാനുള്ള ആജ്ഞ open() എന്ന പ്രവൃത്തിയുമായി ബന്ധിപ്പിക്കുക self.connect(Ui.actionSave, QtCore.SIGNAL("triggered()"), self.saveFile) self.connect(Ui.actionSaveAs, QtCore.SIGNAL("triggered()"), self.saveFileAs) self.connect(Ui.actionAbout, QtCore.SIGNAL("triggered()"), self.About) self.connect(Ui.actionClose, QtCore.SIGNAL("triggered()"), self, QtCore.SLOT("close()")) self.connect(Ui.actionNew, QtCore.SIGNAL("triggered()"), self.newFile) self.connect(Ui.actionExportPDF, QtCore.SIGNAL("triggered()"), self.filePrintPDF) self.connect(Ui.actionPrint, QtCore.SIGNAL("triggered()"), self.filePrint) self.connect(Ui.actionPrintPreview, QtCore.SIGNAL("triggered()"), self.filePrintPreview) self.connect(Ui.textEdit.document(), QtCore.SIGNAL("contentsChanged()"), self.documentWasModified) self.connect(Ui.actionRevathi_a2u, QtCore.SIGNAL("triggered()"), self.Revathi_a2u) self.connect(Ui.actionIndulekha_a2u, QtCore.SIGNAL("triggered()"), self.Indulekha_a2u) self.connect(Ui.actionKarthika_a2u, QtCore.SIGNAL("triggered()"), self.Karthika_a2u) self.connect(Ui.actionSelectFontMap_a2u, QtCore.SIGNAL("triggered()"), self.customMap_a2u) self.connect(Ui.actionASCIIToUnicodePDF, QtCore.SIGNAL("triggered()"), self.asciiToUnicodePDF) self.connect(Ui.actionRevathi_u2a, QtCore.SIGNAL("triggered()"), self.Revathi_u2a) self.connect(Ui.actionIndulekha_u2a, QtCore.SIGNAL("triggered()"), self.Indulekha_u2a) self.connect(Ui.actionKarthika_u2a, QtCore.SIGNAL("triggered()"), self.Karthika_u2a) self.connect(Ui.actionSelectFontMap_u2a, QtCore.SIGNAL("triggered()"), self.customMap_u2a) self.readSettings() self.setCurrentFile(self.tr("untitled.txt")) self.x = 1 def textSize(self, qString): fmt = QtGui.QTextCharFormat() fmt.setFontPointSize(float(qString)); self.mergeFormatOnWordOrSelection(fmt) def textFamily(self, qString): fmt = QtGui.QTextCharFormat() fmt.setFontFamily(qString); self.mergeFormatOnWordOrSelection(fmt) def mergeFormatOnWordOrSelection(self, format): cursor = self.ui.textEdit.textCursor() if not cursor.hasSelection(): cursor.select(QtGui.QTextCursor.WordUnderCursor) cursor.mergeCharFormat(format) self.ui.textEdit.mergeCurrentCharFormat(format) def directoryName(self, fullname): return QtCore.QFileInfo(fullname).absolutePath() def strippedFileName(self, fullname): return QtCore.QFileInfo(fullname).fileName() def openFile(self): fName = QtGui.QFileDialog.getOpenFileName(self, self.tr("Select Input file"),"", "*.txt *.pdf") self.curFile = str(fName) path, extn = os.path.splitext(self.curFile) if os.path.isfile(fName): if extn == ".txt": QApplication.setOverrideCursor(Qt.WaitCursor) self.ui.textEdit.setPlainText(codecs.open(fName, 'r', 'utf-8').read()) QApplication.restoreOverrideCursor() self.setCurrentFile(fName) self.ui.statusbar.showMessage("File " + self.strippedFileName(fName) + " Opened", 2000) #/൨൦൦൦ മില്ലി സെക്കന്റ് നേരം സ്റ്റാറ്റസ് ബാറില് പ്രദര്ശിപ്പിക്കുക self.InputFile = str(fName) self.x = 0 if extn == ".pdf": print "Need to implement displaying PDF file, with QtPoppler" def save(self): if self.x==1: return self.saveFileAs() if self.curFile.isEmpty(): return self.saveFileAs() else: return self.saveFile(self.curFile) def saveFile(self,fileName): QApplication.setOverrideCursor(Qt.WaitCursor) s = codecs.open(fileName,'w','utf-8') s.write(unicode(self.ui.textEdit.toPlainText())) s.close() QApplication.restoreOverrideCursor() self.setCurrentFile(fileName) self.ui.statusbar.showMessage(self.tr("File ") + self.strippedFileName(fileName) + self.tr(" Saved"), 2000) def saveFileAs(self): fileName = QtGui.QFileDialog.getSaveFileName() if (fileName.isEmpty() != 0): return False else: self.x = 0 return self.saveFile(fileName) def maybeSave(self): if self.ui.textEdit.document().isModified(): ret = QtGui.QMessageBox.warning(self, self.tr("Warning"), self.tr("<h4 align=\"center\">The document has been modified.\n" "<h4 align=\"center\">Do you want to save your changes?"), QtGui.QMessageBox.Yes | QtGui.QMessageBox.Default, QtGui.QMessageBox.No, QtGui.QMessageBox.Cancel | QtGui.QMessageBox.Escape) if ret == QtGui.QMessageBox.Yes: return self.save() elif ret == QtGui.QMessageBox.Cancel: return False return True def setCurrentFile(self, fileName): self.curFile = fileName self.ui.textEdit.document().setModified(False) self.setWindowModified(False) if self.curFile.isEmpty(): shownName = self.tr("untitled.txt") else: shownName = self.strippedFileName(self.curFile) self.setWindowTitle(self.tr("%1[*] - %2").arg(shownName).arg(self.tr("Kuttans"))) def About(self): QtGui.QMessageBox.about(self, self.tr("About"+ _app_name), self.tr("<h1 align=\"center\">"+_app_name+" "+_app_version+"<p><h4 align=\"center\">A GUI frontend for Payyans<p><h4 align=\"center\"><a href=\"www.smc.org.in\">Swathanthra Malayalam Computing</a>")) def newFile(self): if self.maybeSave(): self.ui.textEdit.clear() self.setCurrentFile(QtCore.QString()) def filePrintPDF(self): document = self.ui.textEdit.document() printer = QtGui.QPrinter(QPrinter.HighResolution) fileName = QFileDialog.getSaveFileName() if (fileName.isEmpty()): return else: if (QFileInfo(fileName).suffix().isEmpty()): fileName.append(".pdf") printer.setOutputFormat(QPrinter.PdfFormat) printer.setOutputFileName(fileName) document.print_(printer) def filePrint(self): document = self.ui.textEdit.document() printer = QtGui.QPrinter() dialog = QtGui.QPrintDialog(printer, self) dialog.setWindowTitle(self.tr("Print Document")) if dialog.exec_() != QtGui.QDialog.Accepted: return document.print_(printer) def filePrintPreview(self): printer = QtGui.QPrinter() preview = QtGui.QPrintPreviewDialog(printer) def render(): doc = self.ui.textEdit.document() doc.print_(printer) preview.connect(preview, QtCore.SIGNAL('paintRequested(QPrinter*)'), render) preview.exec_() def documentWasModified(self): self.setWindowModified(self.ui.textEdit.document().isModified()) def Revathi_a2u(self): if self.InputFile == None: QtGui.QMessageBox.about(self, self.tr("Message"), self.tr("<h3 align=\"center\">No file selected<p><h4 align=\"center\">Open or enter the document to convert")) return self.OutputFile = self.directoryName(self.InputFile) + "/unicode-" + self.strippedFileName(self.InputFile) self.ui.statusbar.showMessage(self.tr("Converting... Please wait")) if self.ConvertFiles("revathi.map", "a2u") == 0: self.ui.statusbar.showMessage(self.tr("Converted successfully!"), 2000) else: self.ui.statusbar.showMessage(self.tr("Conversion failed!"), 2000) def Revathi_u2a(self): if self.InputFile == None: QtGui.QMessageBox.about(self, self.tr("Message"), self.tr("<h3 align=\"center\">No file selected<p><h4 align=\"center\">Open or enter the document to convert")) return self.OutputFile = self.directoryName(self.InputFile) + "/ascii-" + self.strippedFileName(self.InputFile) self.ui.statusbar.showMessage(self.tr("Converting... Please wait")) if self.ConvertFiles("revathi.map", "u2a") == 0: self.ui.statusbar.showMessage(self.tr("Converted successfully!"), 2000) else: self.ui.statusbar.showMessage(self.tr("Conversion failed!"), 2000) def Indulekha_a2u(self): if self.InputFile == None: QtGui.QMessageBox.about(self, self.tr("Message"), self.tr("<h3 align=\"center\">No file selected<p><h4 align=\"center\">Open or enter the document to convert")) return self.OutputFile = self.directoryName(self.InputFile) + "/unicode-" + self.strippedFileName(self.InputFile) self.ui.statusbar.showMessage(self.tr("Converting... Please wait")) if self.ConvertFiles("indulekha.map", "a2u") == 0: self.ui.statusbar.showMessage(self.tr("Converted successfully!"), 2000) else: self.ui.statusbar.showMessage(self.tr("Conversion failed!", 2000)) def Indulekha_u2a(self): if self.InputFile == None: QtGui.QMessageBox.about(self, self.tr("Message"), self.tr("<h3 align=\"center\">No file selected<p><h4 align=\"center\">Open or enter the document to convert")) return self.OutputFile = self.directoryName(self.InputFile) + "/ascii-" + self.strippedFileName(self.InputFile) self.ui.statusbar.showMessage(self.tr("Converting... Please wait")) if self.ConvertFiles("indulekha.map", "u2a") == 0: self.ui.statusbar.showMessage(self.tr("Converted successfully!"), 2000) else: self.ui.statusbar.showMessage(self.tr("Conversion failed!"), 2000) def Karthika_a2u(self): if self.InputFile == None: QtGui.QMessageBox.about(self, self.tr("Message"), self.tr("<h3 align=\"center\">No file selected<p><h4 align=\"center\">Open or enter the document to convert")) return self.OutputFile = self.directoryName(self.InputFile) + "/unicode-" + self.strippedFileName(self.InputFile) self.ui.statusbar.showMessage(self.tr("Converting... Please wait")) if self.ConvertFiles("karthika.map", "a2u") == 0: self.ui.statusbar.showMessage(self.tr("Converted successfully!"), 2000) else: self.ui.statusbar.showMessage(self.tr("Conversion failed!"), 2000) def Karthika_u2a(self): if self.InputFile == None: QtGui.QMessageBox.about(self, self.tr("Message"), self.tr("<h3 align=\"center\">No file selected<p><h4 align=\"center\">Open or enter the document to convert")) return self.OutputFile = self.directoryName(self.InputFile) + "/ascii-" + self.strippedFileName(self.InputFile) self.ui.statusbar.showMessage(self.tr("Converting... Please wait")) if self.ConvertFiles("karthika.map", "u2a") == 0: self.ui.statusbar.showMessage(self.tr("Converted successfully!"), 2000) else: self.ui.statusbar.showMessage(self.tr("Conversion failed!"), 2000) def customMap_a2u(self): if self.InputFile == None: QtGui.QMessageBox.about(self, self.tr("Message"), self.tr("<h3 align=\"center\">No file selected<p><h4 align=\"center\">Open or enter the document to convert")) return #fileName = QFileDialog.getOpenFileName(, self.tr("Select the fontmap file"), QDir.homePath (), self.tr("Font Maps (*.map);;All Files (*)")) fileName = QFileDialog.getOpenFileName() self.OutputFile = self.directoryName(self.InputFile) + "/unicode-" + self.strippedFileName(self.InputFile) self.ui.statusbar.showMessage(self.tr("Converting... Please wait")) if self.ConvertFilesCustom(fileName, "a2u") == 0: self.ui.statusbar.showMessage(self.tr("Converted successfully!"), 2000) else: self.ui.statusbar.showMessage(self.tr("Conversion failed!"), 2000) def customMap_u2a(self): if self.InputFile == None: QtGui.QMessageBox.about(self, self.tr("Message"), self.tr("<h3 align=\"center\">No file selected<p><h4 align=\"center\">Open or enter the document to convert")) return fileName = QFileDialog.getOpenFileName() self.OutputFile = self.directoryName(self.InputFile) + "/ascii-" + self.strippedFileName(self.InputFile) self.ui.statusbar.showMessage(self.tr("Converting... Please wait")) if self.ConvertFiles("karthika.map", "u2a") == 0: self.ui.statusbar.showMessage(self.tr("Converted successfully!"), 2000) else: self.ui.statusbar.showMessage(self.tr("Conversion failed!"), 2000) def ConvertFiles(self, map_name, direction): self.MappingFile = sys.prefix + "/share/payyans/maps/" + map_name p = Payyans(self.InputFile, self.OutputFile, self.MappingFile) if direction == "a2u": return p.ascii2unicode() elif direction == "u2a": return p.unicode2ascii() def ConvertFilesCustom(self, map_name, direction): self.MappingFile = map_name p = Payyans(self.InputFile, self.OutputFile, self.MappingFile) if direction == "a2u": return p.ascii2unicode() elif direction == "u2a": return p.unicode2ascii() def asciiToUnicodePDF(self): # poppler-qt4 can be made use of, to render PDF files pass def closeEvent(self, event): if self.maybeSave(): self.writeSettings() event.accept() else: event.ignore() def writeSettings(self): settings = QtCore.QSettings("SMC", "Kuttans") settings.setValue("pos", QtCore.QVariant(self.pos())) settings.setValue("size", QtCore.QVariant(self.size())) def readSettings(self): settings = QtCore.QSettings("SMC", "Kuttans") pos = settings.value("pos", QtCore.QVariant(QtCore.QPoint(200, 200))).toPoint() size = settings.value("size", QtCore.QVariant(QtCore.QSize(400, 400))).toSize() self.resize(size) self.move(pos)