PYQT實現簡單的瀏覽器功能

主要的類

QMainWindow

提供一個有菜單條、錨接窗口（例如工具條）和一個狀態條的主應用程序窗口。 http://www.kuqin.com/qtdocument/qmainwindow.html#details

QWebPage、QWebView

Pyqt的主要類說明： http://www.cnblogs.com/liqiu/p/3452269.html

其他

可以了解QT的文檔：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_())