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#!/usr/bin/env python
"""PyQt4 port of the dialogs/findfiles example from Qt v4.x"""
import sys
from PyQt4 import QtCore, QtGui
class Window(QtGui.QWidget):
def __init__(self, parent=None):
QtGui.QWidget.__init__(self, parent)
self.browseButton = self.createButton(self.tr("&Browse..."), self.browse)
self.findButton = self.createButton(self.tr("&Find"), self.find)
self.quitButton = self.createButton(self.tr("&Quit"), QtCore.SLOT("close()"))
self.fileComboBox = self.createComboBox(self.tr("*"))
self.textComboBox = self.createComboBox()
self.directoryComboBox = self.createComboBox(QtCore.QDir.currentPath())
self.fileLabel = QtGui.QLabel(self.tr("Named:"))
self.textLabel = QtGui.QLabel(self.tr("Containing text:"))
self.directoryLabel = QtGui.QLabel(self.tr("In directory:"))
self.filesFoundLabel = QtGui.QLabel()
self.createFilesTable()
buttonsLayout = QtGui.QHBoxLayout()
buttonsLayout.addStretch()
buttonsLayout.addWidget(self.findButton)
buttonsLayout.addWidget(self.quitButton)
mainLayout = QtGui.QGridLayout()
mainLayout.addWidget(self.fileLabel, 0, 0)
mainLayout.addWidget(self.fileComboBox, 0, 1, 1, 2)
mainLayout.addWidget(self.textLabel, 1, 0)
mainLayout.addWidget(self.textComboBox, 1, 1, 1, 2)
mainLayout.addWidget(self.directoryLabel, 2, 0)
mainLayout.addWidget(self.directoryComboBox, 2, 1)
mainLayout.addWidget(self.browseButton, 2, 2)
mainLayout.addWidget(self.filesTable, 3, 0, 1, 3)
mainLayout.addWidget(self.filesFoundLabel, 4, 0)
mainLayout.addLayout(buttonsLayout, 5, 0, 1, 3)
self.setLayout(mainLayout)
self.setWindowTitle(self.tr("Find Files"))
self.resize(700, 300)
def browse(self):
directory = QtGui.QFileDialog.getExistingDirectory(self, self.tr("Find Files"),
QtCore.QDir.currentPath())
self.directoryComboBox.addItem(directory)
self.directoryComboBox.setCurrentIndex(self.directoryComboBox.currentIndex() + 1)
def find(self):
self.filesTable.setRowCount(0)
fileName = QtCore.QString(self.fileComboBox.currentText())
text = QtCore.QString(self.textComboBox.currentText())
path = QtCore.QString(self.directoryComboBox.currentText())
directory = QtCore.QDir(path)
files = QtCore.QStringList()
if fileName.isEmpty():
fileName = "*"
files = directory.entryList(QtCore.QStringList(fileName),
QtCore.QDir.Files | QtCore.QDir.NoSymLinks)
if not text.isEmpty():
files = self.findFiles(directory, files, text)
self.showFiles(directory, files)
def findFiles(self, directory, files, text):
progressDialog = QtGui.QProgressDialog(self)
progressDialog.setCancelButtonText(self.tr("&Cancel"))
progressDialog.setRange(0, files.count())
progressDialog.setWindowTitle(self.tr("Find Files"))
foundFiles = QtCore.QStringList()
for i in range(files.count()):
progressDialog.setValue(i)
progressDialog.setLabelText(self.tr("Searching file number %1 of %2...")
.arg(i).arg(files.count()))
QtGui.qApp.processEvents()
if progressDialog.wasCanceled():
break
inFile = QtCore.QFile(directory.absoluteFilePath(files[i]))
if inFile.open(QtCore.QIODevice.ReadOnly):
line = QtCore.QString()
stream = QtCore.QTextStream(inFile)
while not stream.atEnd():
if progressDialog.wasCanceled():
break
line = stream.readLine()
if line.contains(text):
foundFiles << files[i]
break
progressDialog.close()
return foundFiles
def showFiles(self, directory, files):
for i in range(files.count()):
file = QtCore.QFile(directory.absoluteFilePath(files[i]))
size = QtCore.QFileInfo(file).size()
fileNameItem = QtGui.QTableWidgetItem(files[i])
fileNameItem.setFlags(QtCore.Qt.ItemIsEnabled)
sizeItem = QtGui.QTableWidgetItem(QtCore.QString("%1 KB").arg(int((size + 1023) / 1024)))
sizeItem.setTextAlignment(QtCore.Qt.AlignVCenter | QtCore.Qt.AlignRight)
sizeItem.setFlags(QtCore.Qt.ItemIsEnabled)
row = self.filesTable.rowCount()
self.filesTable.insertRow(row)
self.filesTable.setItem(row, 0, fileNameItem)
self.filesTable.setItem(row, 1, sizeItem)
self.filesFoundLabel.setText(self.tr("%1 file(s) found").arg(files.count()))
def createButton(self, text, member):
button = QtGui.QPushButton(text)
self.connect(button, QtCore.SIGNAL("clicked()"), member)
return button
def createComboBox(self, text=""):
comboBox = QtGui.QComboBox()
comboBox.setEditable(True)
comboBox.addItem(text)
comboBox.setSizePolicy(QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Preferred)
return comboBox
def createFilesTable(self):
self.filesTable = QtGui.QTableWidget(0, 2)
labels = QtCore.QStringList()
labels << self.tr("File Name") << self.tr("Size")
self.filesTable.setHorizontalHeaderLabels(labels)
self.filesTable.horizontalHeader().setResizeMode(0, QtGui.QHeaderView.Stretch)
self.filesTable.verticalHeader().hide()
self.filesTable.setShowGrid(False)
if __name__ == '__main__':
app = QtGui.QApplication(sys.argv)
window = Window()
window.show()
sys.exit(app.exec_())
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