Zert

#!/usr/bin/python
# -*- coding: utf-8 -*-

from urlparse import urlparse

from PyQt4 import QtCore, QtGui, QtWebKit

UA_STRING = """Yaris (AppleWebKit (KHTML, like Gecko, Safari/419.3)"""

class YWebPage(QtWebKit.QWebPage):
    def __init__(self):
        super(QtWebKit.QWebPage, self).__init__()

    def userAgentForUrl(self, url):
        return UA_STRING


class Yaris(QtGui.QMainWindow):
    def __init__(self):
        super(Yaris, self).__init__()

        widget = QtGui.QWidget()
        self.setCentralWidget(widget)

        self.buffers = []
        self.codecs = [QtCore.QLatin1String(QtCore.QTextCodec.codecForMib(mib).name())
                       for mib in QtCore.QTextCodec.availableMibs()]
        self.codecs.sort()

        topFiller = QtGui.QWidget()
        topFiller.setSizePolicy(QtGui.QSizePolicy.Expanding,
                QtGui.QSizePolicy.Expanding)

        self.yPage = YWebPage()

        self.webview = QtWebKit.QWebView(self)
        self.webview.urlChanged.connect(self.updStatusUrl)
        self.webview.loadProgress.connect(self.updProgress)
        self.webview.setPage(self.yPage)

        self.minibuffer = QtGui.QLineEdit()
        self.minibuffer.hide()
        self.minibuffer.returnPressed.connect(self.mbExec)

        bottomFiller = QtGui.QWidget()
        bottomFiller.setSizePolicy(QtGui.QSizePolicy.Expanding,
                QtGui.QSizePolicy.Expanding)

        vbox = QtGui.QVBoxLayout()
        vbox.setMargin(5)
        vbox.addWidget(topFiller)
        vbox.addWidget(self.webview)
        vbox.addWidget(bottomFiller)
        vbox.addWidget(self.minibuffer)
        widget.setLayout(vbox)

        self.setWindowTitle(self.tr("Yaris"))
        self.setMinimumSize(160,160)
        self.resize(1024,600)

    def loadUrl(self, url):
        self.webview.load(QtCore.QUrl(url))
        self.webview.show()
        self.updStatusUrl()

    def miniBuffer(self, prompt):
        pass

    def mbExec(self):
        text = str(self.minibuffer.text())
        if urlparse(text).scheme == '':
            text = 'http://' + text
        self.loadUrl(text)
        self.minibuffer.hide()
        self.minibuffer.clear()

    def updStatusUrl(self, url=None):
        url = self.webview.url()
        message = url.toString()
        self.statusBar().showMessage(message)
        self.updTitle()


    def updTitle(self):
        self.setWindowTitle(self.webview.title())

    def updProgress(self, p):
        pass

    def keyPressEvent(self, event):
        key = event.key()
        if event.modifiers() == QtCore.Qt.ControlModifier:
            if key == QtCore.Qt.Key_G:
                self.webview.stop()
                self.minibuffer.hide()
        else:
            if key == QtCore.Qt.Key_G:
                self.minibuffer.show()
                self.minibuffer.setFocus()
            elif key == QtCore.Qt.Key_B:
                self.webview.back()
            elif key == QtCore.Qt.Key_F:
                self.webview.forward()
            elif key == QtCore.Qt.Key_R:
                self.webview.reload()
            elif key == QtCore.Qt.Key_N:
                print "N pressed"
            else:
                super(Yaris, self).keyPressEvent(event)


if __name__ == "__main__":

    import sys

    app = QtGui.QApplication(sys.argv)
    #QtCore.QTextCodec.setCodecForTr(QtCore.QTextCodec.codecForName("UTF-8"))
    yaris = Yaris()
    yaris.show()

    yaris.loadUrl("file:///usr/doc/qt-4.5.1/html/index.html")
    #yaris.loadUrl("file:///home/zert/Work/Prog/Python/yaris/test.html")

    sys.exit(app.exec_())