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PYQT实现简单的浏览器功能

2013-12-08 21:05 274 查看

主要的类

QMainWindow

提供一个有菜单条、锚接窗口(例如工具条)和一个状态条的主应用程序窗口。 http://www.kuqin.com/qtdocument/qmainwindow.html#details

QWebPage、QWebView

Pyqt的主要类说明: /article/5248908.html

其他

可以了解QT的文档:http://qt-project.org/doc/qt-4.8/

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._view.load(url)

def createLayout(self):
self.setWindowTitle("liqiu's browser")

self.addressBar = QLineEdit()
self.goButton = QPushButton("Search")

bl = QHBoxLayout()
bl.addWidget(self.addressBar)
bl.addWidget(self.goButton)

self._page = QWebPage()
self._view = QWebView()
self._view.setPage(self._page)
self._window = QMainWindow()
self._window.setCentralWidget(self._view)
url = QUrl("http://www.taobao.com")
self._view.load(url)
layout = QVBoxLayout()
layout.addLayout(bl)
layout.addWidget(self._window)

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_())
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