pyqt例子搜索文本

#!/usr/bin/env python

#-*- coding:utf-8 -*-

import sip

sip.setapi('QString', 2)

sip.setapi('QVariant', 2)

from PyQt4 import QtCore, QtGui

class MyWindow(QtGui.QWidget):

def __init__(self, parent=None):

super(MyWindow, self).__init__(parent)

self.pathRoot = QtCore.QDir.rootPath()

self.model = QtGui.QFileSystemModel(self)

self.model.setRootPath(self.pathRoot)

self.indexRoot = self.model.index(self.model.rootPath())

self.treeView = QtGui.QTreeView(self)

self.treeView.setModel(self.model)

self.treeView.setRootIndex(self.indexRoot)

self.treeView.clicked.connect(self.on_treeView_clicked)

self.labelFileName = QtGui.QLabel(self)

self.labelFileName.setText("File Name:")

self.lineEditFileName = QtGui.QLineEdit(self)

self.labelFilePath = QtGui.QLabel(self)

self.labelFilePath.setText("File Path:")

self.lineEditFilePath = QtGui.QLineEdit(self)

self.gridLayout = QtGui.QGridLayout()

self.gridLayout.addWidget(self.labelFileName, 0, 0)

self.gridLayout.addWidget(self.lineEditFileName, 0, 1)

self.gridLayout.addWidget(self.labelFilePath, 1, 0)

self.gridLayout.addWidget(self.lineEditFilePath, 1, 1)

self.layout = QtGui.QVBoxLayout(self)

self.layout.addLayout(self.gridLayout)

self.layout.addWidget(self.treeView)

@QtCore.pyqtSlot(QtCore.QModelIndex)

def on_treeView_clicked(self, index):

indexItem = self.model.index(index.row(), 0, index.parent())

fileName = self.model.fileName(indexItem)

filePath = self.model.filePath(indexItem)

self.lineEditFileName.setText(fileName)

self.lineEditFilePath.setText(filePath)

if __name__ == "__main__":

import sys

app = QtGui.QApplication(sys.argv)

app.setApplicationName('MyWindow')

main = MyWindow()

main.resize(666, 333)

main.move(app.desktop().screen().rect().center() - main.rect().center())

main.show()

sys.exit(app.exec_())