Untitled

from PyQt4.QtGui import *
from PyQt4.QtCore import *
from PyQt4.Qt import Qt
from PyQt4.QtWebKit import QWebView, QWebSettings

[......]

    def addHtmlItem(self, html, data):
        '''Adds a new QTextEdit widget containing the given HTMl as an item in the list.
        '''
        item = QListWidgetItem()
        item.setData(Qt.UserRole, data)
        self.addItem(item)
        item.setSizeHint(self._htmlItemWidget.frameSize())

        label = QLabel()
        label.setTextInteractionFlags(Qt.NoTextInteraction)

        html = u'<html><body style="margin:0px 0px 0px 4px">{0}</body></html>'.format(html)

        if '<img' in html:
            self._htmlItemWidgetFinishedLoading = False
            self._htmlItemWidget.setHtml(html)

            pm = QImage(self._htmlItemWidget.size(), QImage.Format_ARGB32)
            pm.fill(Qt.transparent)

            # wait for it to finish loading, then render
            q_app = QApplication.instance()
            while not self._htmlItemWidgetFinishedLoading:
                q_app.processEvents(QEventLoop.WaitForMoreEvents | QEventLoop.ExcludeUserInputEvents)

            self._htmlItemWidget.render(pm, flags=QWidget.DrawChildren)

            label.setPixmap(QPixmap.fromImage(pm))
        else:
            label.setText(html)

        self.setItemWidget(item, label)