diff options
Diffstat (limited to 'pykuttans/src/kuttans.py')
| -rw-r--r-- | pykuttans/src/kuttans.py | 368 |
1 files changed, 368 insertions, 0 deletions
diff --git a/pykuttans/src/kuttans.py b/pykuttans/src/kuttans.py new file mode 100644 index 0000000..796515f --- /dev/null +++ b/pykuttans/src/kuttans.py @@ -0,0 +1,368 @@ +#!/usr/bin/env python +# -*- coding: utf-8 -*- +# +# Copyright (c) 2009 Rajeesh K Nambiar <rajeeshknambiar@gmail.com>, +# Rahul <rahulrs@gmx.com> +# +# 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, write to the Free Software +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, +# MA 02110-1301, USA. + +import sys +import os +import codecs + +from payyans import Payyans + +from PyQt4 import QtCore, QtGui +from PyQt4.Qt import * +from kuttans_ui import Ui_Kuttans + +QObj = QtCore.QObject # Short name ;-) + +_app_name = "Kuttans" +_app_version = "0.1" + +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) + |