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#!/usr/bin/env python
import sys
from PyQt4 import QtCore, QtGui
from qhexedit import QHexEdit
from optionsdialog import OptionsDialog
from searchdialog import SearchDialog
import qhexedit_rc
class MainWindow(QtGui.QMainWindow):
def __init__(self, fileName=None):
super(MainWindow, self).__init__()
self.init()
self.setCurrentFile('')
def about(self):
QtGui.QMessageBox.about(self, "About HexEdit",
"The HexEdit example is a short Demo of the QHexEdit Widget.");
def closeEvent(self, event):
self.writeSettings()
del self.optionsDialog
self.close()
def createActions(self):
self.openAct = QtGui.QAction(QtGui.QIcon(':/images/open.png'),
"&Open...", self, shortcut=QtGui.QKeySequence.Open,
statusTip="Open an existing file", triggered=self.open)
self.saveAct = QtGui.QAction(QtGui.QIcon(':/images/save.png'),
"&Save", self, shortcut=QtGui.QKeySequence.Save,
statusTip="Save the document to disk", triggered=self.save)
self.saveAsAct = QtGui.QAction("Save &As...", self,
shortcut=QtGui.QKeySequence.SaveAs,
statusTip="Save the document under a new name", triggered=self.saveAs)
self.saveReadable = QtGui.QAction("Save as &Readable...", self,
statusTip="Save in a readable format", triggered=self.saveToReadableFile)
self.exitAct = QtGui.QAction("E&xit", self, shortcut="Ctrl+Q",
statusTip="Exit the application", triggered=self.close)
self.undoAct = QtGui.QAction("&Undo", self, shortcut=QtGui.QKeySequence.Undo,
triggered=self.hexEdit.undo)
self.redoAct = QtGui.QAction("&Redo", self, shortcut=QtGui.QKeySequence.Redo,
triggered=self.hexEdit.redo)
self.saveSelectionReadable = QtGui.QAction("Save Selection Readable...", self,
statusTip="Save selection in a readable format",
triggered=self.saveSelectionToReadableFile)
self.aboutAct = QtGui.QAction("&About", self,
statusTip="Show the application's About box", triggered=self.about)
self.findAct = QtGui.QAction("&Find/Replace", self, shortcut=QtGui.QKeySequence.Find,
statusTip="Show the Dialog for finding and replacing", triggered=self.showSearchDialog)
self.findNextAct = QtGui.QAction("Find &next", self, shortcut=QtGui.QKeySequence.FindNext,
statusTip="Find next occurrence of the searched pattern", triggered=self.findNext)
self.optionsAct = QtGui.QAction("&Options", self,
statusTip="Show the options dialog", triggered=self.showOptionsDialog)
def createMenus(self):
self.fileMenu = self.menuBar().addMenu("&File")
self.fileMenu.addAction(self.openAct)
self.fileMenu.addAction(self.saveAct)
self.fileMenu.addAction(self.saveAsAct)
self.fileMenu.addAction(self.saveReadable)
self.fileMenu.addSeparator()
self.fileMenu.addAction(self.exitAct)
self.editMenu = self.menuBar().addMenu("&Edit")
self.editMenu.addAction(self.undoAct)
self.editMenu.addAction(self.redoAct)
self.editMenu.addAction(self.saveSelectionReadable)
self.editMenu.addSeparator()
self.editMenu.addAction(self.findAct)
self.editMenu.addAction(self.findNextAct)
self.editMenu.addSeparator()
self.editMenu.addAction(self.optionsAct)
self.helpMenu = self.menuBar().addMenu("&Help")
self.helpMenu.addAction(self.aboutAct)
def createStatusBar(self):
# Address Label
self.lbAddressName = QtGui.QLabel()
self.lbAddressName.setText("Address:")
self.statusBar().addPermanentWidget(self.lbAddressName)
self.lbAddress = QtGui.QLabel()
self.lbAddress.setFrameShape(QtGui.QFrame.Panel)
self.lbAddress.setFrameShadow(QtGui.QFrame.Sunken)
self.lbAddress.setMinimumWidth(70)
self.statusBar().addPermanentWidget(self.lbAddress)
self.hexEdit.currentAddressChanged.connect(self.setAddress)
# Address Size
self.lbSizeName = QtGui.QLabel()
self.lbSizeName.setText("Size:")
self.statusBar().addPermanentWidget(self.lbSizeName)
self.lbSize = QtGui.QLabel()
self.lbSize.setFrameShape(QtGui.QFrame.Panel)
self.lbSize.setFrameShadow(QtGui.QFrame.Sunken)
self.lbSize.setMinimumWidth(70)
self.statusBar().addPermanentWidget(self.lbSize)
self.hexEdit.currentSizeChanged.connect(self.setSize)
# Overwrite Mode label
self.lbOverwriteModeName = QtGui.QLabel()
self.lbOverwriteModeName.setText("Mode:")
self.statusBar().addPermanentWidget(self.lbOverwriteModeName)
self.lbOverwriteMode = QtGui.QLabel()
self.lbOverwriteMode.setFrameShape(QtGui.QFrame.Panel)
self.lbOverwriteMode.setFrameShadow(QtGui.QFrame.Sunken)
self.lbOverwriteMode.setMinimumWidth(70)
self.statusBar().addPermanentWidget(self.lbOverwriteMode)
self.setOverwriteMode(self.hexEdit.overwriteMode())
self.statusBar().showMessage("Ready")
def createToolBars(self):
self.fileToolBar = self.addToolBar("File")
self.fileToolBar.addAction(self.openAct)
self.fileToolBar.addAction(self.saveAct)
def init(self):
self.setAttribute(QtCore.Qt.WA_DeleteOnClose)
self.isUntitled = True
self.hexEdit = QHexEdit()
self.setCentralWidget(self.hexEdit)
self.hexEdit.overwriteModeChanged.connect(self.setOverwriteMode)
self.optionsDialog = OptionsDialog(self)
self.optionsDialog.accepted.connect(self.optionsAccepted)
self.searchDialog = SearchDialog(self, self.hexEdit)
self.createActions()
self.createMenus()
self.createToolBars()
self.createStatusBar()
self.readSettings()
def loadFile(self, fileName):
file = QtCore.QFile(fileName)
if not file.open( QtCore.QFile.ReadOnly | QtCore.QFile.Text):
QtGui.QMessageBox.warning(self, "QHexEdit",
"Cannot read file %s:\n%s." % (fileName, file.errorString()))
return
QtGui.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor)
self.hexEdit.setData(file.readAll())
QtGui.QApplication.restoreOverrideCursor()
self.setCurrentFile(fileName)
self.statusBar().showMessage("File loaded", 2000)
def open(self):
fileName = QtGui.QFileDialog.getOpenFileName(self)
if fileName:
self.loadFile(fileName)
def optionsAccepted(self):
self.writeSettings()
self.readSettings()
def findNext(self):
self.searchDialog.findNext()
def readSettings(self):
settings = QtCore.QSettings()
if sys.version_info >= (3, 0):
pos = settings.value('pos', QtCore.QPoint(200, 200))
size = settings.value('size', QtCore.QSize(610, 460))
self.hexEdit.setAddressArea(settings.value("AddressArea")=='true')
self.hexEdit.setAsciiArea(settings.value("AsciiArea")=='true')
self.hexEdit.setHighlighting(settings.value("Highlighting")=='true')
self.hexEdit.setOverwriteMode(settings.value("OverwriteMode")=='true')
self.hexEdit.setReadOnly(settings.value("ReadOnly")=='true')
self.hexEdit.setHighlightingColor(QtGui.QColor(settings.value("HighlightingColor")))
self.hexEdit.setAddressAreaColor(QtGui.QColor(settings.value("AddressAreaColor")))
self.hexEdit.setSelectionColor(QtGui.QColor(settings.value("SelectionColor")))
self.hexEdit.setFont(QtGui.QFont(settings.value("WidgetFont", QtGui.QFont(QtGui.QFont("Courier New", 10)))))
self.hexEdit.setAddressWidth(int(settings.value("AddressAreaWidth")));
else:
pos = settings.value('pos', QtCore.QPoint(200, 200)).toPoint()
size = settings.value('size', QtCore.QSize(610, 460)).toSize()
self.hexEdit.setAddressArea(settings.value("AddressArea").toBool())
self.hexEdit.setAsciiArea(settings.value("AsciiArea").toBool())
self.hexEdit.setHighlighting(settings.value("Highlighting").toBool())
self.hexEdit.setOverwriteMode(settings.value("OverwriteMode").toBool())
self.hexEdit.setReadOnly(settings.value("ReadOnly").toBool())
self.hexEdit.setHighlightingColor(QtGui.QColor(settings.value("HighlightingColor")))
self.hexEdit.setAddressAreaColor(QtGui.QColor(settings.value("AddressAreaColor")))
self.hexEdit.setSelectionColor(QtGui.QColor(settings.value("SelectionColor")))
self.hexEdit.setFont(QtGui.QFont(settings.value("WidgetFont", QtGui.QFont(QtGui.QFont("Courier New", 10)))))
self.hexEdit.setAddressWidth(settings.value("AddressAreaWidth").toInt()[0]);
self.move(pos)
self.resize(size)
def save(self):
if self.isUntitled:
return self.saveAs()
else:
return self.saveFile(self.curFile)
def saveAs(self):
fileName = QtGui.QFileDialog.getSaveFileName(self, "Save As", self.curFile)
if not fileName:
return False
return self.saveFile(fileName)
def showOptionsDialog(self):
self.optionsDialog.show()
def showSearchDialog(self):
self.searchDialog.show()
def setAddress(self, address):
self.lbAddress.setText('%x' % address)
def setOverwriteMode(self, mode):
settings = QtCore.QSettings()
settings.setValue("OverwriteMode", mode)
if mode:
self.lbOverwriteMode.setText("Overwrite")
else:
self.lbOverwriteMode.setText("Insert")
def setSize(self, size):
self.lbSize.setText('%d' % size)
def saveFile(self, fileName):
file = QtCore.QFile(fileName)
if not file.open( QtCore.QFile.WriteOnly | QtCore.QFile.Truncate):
QtGui.QMessageBox.warning(self, "HexEdit",
"Cannot write file %s:\n%s." % (fileName, file.errorString()))
return False
file.write(self.hexEdit.data())
self.setCurrentFile(fileName)
self.statusBar().showMessage("File saved", 2000)
return True
def saveToReadableFile(self):
fileName = QtGui.QFileDialog.getSaveFileName(self, "Save To Readable File")
if not fileName.isEmpty():
file = open(str(fileName), "wb")
file.write(str(self.hexEdit.toReadableString()))
self.statusBar().showMessage("File saved", 2000);
def saveSelectionToReadableFile(self):
fileName = QtGui.QFileDialog.getSaveFileName(self, "Save To Readable File")
if not fileName.isEmpty():
file = open(str(fileName), "wb")
file.write(str(self.hexEdit.selectionToReadableString()))
self.statusBar().showMessage("File saved", 2000);
def setCurrentFile(self, fileName):
self.curFile = fileName
self.isUntitled = (fileName == "")
self.setWindowModified(False)
self.setWindowTitle("%s[*] - QHexEdit" % self.strippedName(self.curFile))
def strippedName(self, fullFileName):
return QtCore.QFileInfo(fullFileName).fileName()
def writeSettings(self):
settings = QtCore.QSettings()
settings.setValue('pos', self.pos())
settings.setValue('size', self.size())
if __name__ == '__main__':
app = QtGui.QApplication(sys.argv)
app.setApplicationName("QHexEdit");
app.setOrganizationName("QHexEdit");
mainWin = MainWindow()
mainWin.show()
sys.exit(app.exec_())
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