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#!/usr/bin/env python
"""PyQt4 port of the dialogs/findfiles example from Qt v4.x"""
from PyQt4 import QtCore, QtGui
class Window(QtGui.QDialog):
def __init__(self, parent=None):
super(Window, self).__init__(parent)
browseButton = self.createButton("&Browse...", self.browse)
findButton = self.createButton("&Find", self.find)
self.fileComboBox = self.createComboBox("*")
self.textComboBox = self.createComboBox()
self.directoryComboBox = self.createComboBox(QtCore.QDir.currentPath())
fileLabel = QtGui.QLabel("Named:")
textLabel = QtGui.QLabel("Containing text:")
directoryLabel = QtGui.QLabel("In directory:")
self.filesFoundLabel = QtGui.QLabel()
self.createFilesTable()
buttonsLayout = QtGui.QHBoxLayout()
buttonsLayout.addStretch()
buttonsLayout.addWidget(findButton)
mainLayout = QtGui.QGridLayout()
mainLayout.addWidget(fileLabel, 0, 0)
mainLayout.addWidget(self.fileComboBox, 0, 1, 1, 2)
mainLayout.addWidget(textLabel, 1, 0)
mainLayout.addWidget(self.textComboBox, 1, 1, 1, 2)
mainLayout.addWidget(directoryLabel, 2, 0)
mainLayout.addWidget(self.directoryComboBox, 2, 1)
mainLayout.addWidget(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("Find Files")
self.resize(700, 300)
def browse(self):
directory = QtGui.QFileDialog.getExistingDirectory(self, "Find Files",
QtCore.QDir.currentPath())
if directory:
if self.directoryComboBox.findText(directory) == -1:
self.directoryComboBox.addItem(directory)
self.directoryComboBox.setCurrentIndex(self.directoryComboBox.findText(directory))
@staticmethod
def updateComboBox(comboBox):
if comboBox.findText(comboBox.currentText()) == -1:
comboBox.addItem(comboBox.currentText())
def find(self):
self.filesTable.setRowCount(0)
fileName = self.fileComboBox.currentText()
text = self.textComboBox.currentText()
path = self.directoryComboBox.currentText()
self.updateComboBox(self.fileComboBox)
self.updateComboBox(self.textComboBox)
self.updateComboBox(self.directoryComboBox)
self.currentDir = QtCore.QDir(path)
if not fileName:
fileName = "*"
files = self.currentDir.entryList([fileName],
QtCore.QDir.Files | QtCore.QDir.NoSymLinks)
if text:
files = self.findFiles(files, text)
self.showFiles(files)
def findFiles(self, files, text):
progressDialog = QtGui.QProgressDialog(self)
progressDialog.setCancelButtonText("&Cancel")
progressDialog.setRange(0, files.count())
progressDialog.setWindowTitle("Find Files")
foundFiles = []
for i in range(files.count()):
progressDialog.setValue(i)
progressDialog.setLabelText("Searching file number %d of %d..." % (i, files.count()))
QtGui.qApp.processEvents()
if progressDialog.wasCanceled():
break
inFile = QtCore.QFile(self.currentDir.absoluteFilePath(files[i]))
if inFile.open(QtCore.QIODevice.ReadOnly):
stream = QtCore.QTextStream(inFile)
while not stream.atEnd():
if progressDialog.wasCanceled():
break
line = stream.readLine()
if text in line:
foundFiles.append(files[i])
break
progressDialog.close()
return foundFiles
def showFiles(self, files):
for fn in files:
file = QtCore.QFile(self.currentDir.absoluteFilePath(fn))
size = QtCore.QFileInfo(file).size()
fileNameItem = QtGui.QTableWidgetItem(fn)
fileNameItem.setFlags(fileNameItem.flags() ^ QtCore.Qt.ItemIsEditable)
sizeItem = QtGui.QTableWidgetItem("%d KB" % (int((size + 1023) / 1024)))
sizeItem.setTextAlignment(QtCore.Qt.AlignVCenter | QtCore.Qt.AlignRight)
sizeItem.setFlags(sizeItem.flags() ^ QtCore.Qt.ItemIsEditable)
row = self.filesTable.rowCount()
self.filesTable.insertRow(row)
self.filesTable.setItem(row, 0, fileNameItem)
self.filesTable.setItem(row, 1, sizeItem)
self.filesFoundLabel.setText("%d file(s) found (Double click on a file to open it)" % len(files))
def createButton(self, text, member):
button = QtGui.QPushButton(text)
button.clicked.connect(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)
self.filesTable.setSelectionBehavior(QtGui.QAbstractItemView.SelectRows)
self.filesTable.setHorizontalHeaderLabels(("File Name", "Size"))
self.filesTable.horizontalHeader().setResizeMode(0, QtGui.QHeaderView.Stretch)
self.filesTable.verticalHeader().hide()
self.filesTable.setShowGrid(False)
self.filesTable.cellActivated.connect(self.openFileOfItem)
def openFileOfItem(self, row, column):
item = self.filesTable.item(row, 0)
QtGui.QDesktopServices.openUrl(QtCore.QUrl(self.currentDir.absoluteFilePath(item.text())))
if __name__ == '__main__':
import sys
app = QtGui.QApplication(sys.argv)
window = Window()
window.show()
sys.exit(app.exec_())
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