pyqt练习x3.14

import sys

from PyQt4.QtCore import *

from PyQt4.QtGui import *

from PyQt4.QtWebKit import *

class MyBrowser(QWidget):

def __init__(self, parent = None):

super(MyBrowser, self).__init__(parent)

self.createLayout()

self.createConnection()

def search(self):

address = str(self.addressBar.text())

if address:

if address.find(‘://‘) == -1:

address = ‘http://‘ + address

url = QUrl(address)

self.webView.load(url)

def createLayout(self):

self.setWindowTitle("keakon‘s browser")

self.addressBar = QLineEdit()

self.goButton = QPushButton("&GO")

bl = QHBoxLayout()

bl.addWidget(self.addressBar)

bl.addWidget(self.goButton)

self.webView = QWebView()

layout = QVBoxLayout()

layout.addLayout(bl)

layout.addWidget(self.webView)

self.setLayout(layout)

def createConnection(self):

self.connect(self.addressBar, SIGNAL(‘returnPressed()‘), self.search)

self.connect(self.addressBar, SIGNAL(‘returnPressed()‘), self.addressBar, SLOT(‘selectAll()‘))

self.connect(self.goButton, SIGNAL(‘clicked()‘), self.search)

self.connect(self.goButton, SIGNAL(‘clicked()‘), self.addressBar, SLOT(‘selectAll()‘))

app = QApplication(sys.argv)

browser = MyBrowser()

browser.show()

sys.exit(app.exec_())

时间： 2024-08-03 16:09:05

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