def __init__(self, parent=None):
QWidget.__init__(self, parent)
self.home_url = None
self.webview = WebView(self)
self.connect(self.webview, SIGNAL("loadFinished(bool)"),
self.load_finished)
self.connect(self.webview, SIGNAL("titleChanged(QString)"),
self.setWindowTitle)
self.connect(self.webview, SIGNAL("urlChanged(QUrl)"),
self.url_changed)
home_button = create_toolbutton(self,
icon=get_icon('home.png'),
tip=_("Home"),
triggered=self.go_home)
zoom_out_button = action2button(self.webview.zoom_out_action)
zoom_in_button = action2button(self.webview.zoom_in_action)
pageact2btn = lambda prop: action2button(self.webview.pageAction(prop),
parent=self.webview)
refresh_button = pageact2btn(QWebPage.Reload)
stop_button = pageact2btn(QWebPage.Stop)
previous_button = pageact2btn(QWebPage.Back)
next_button = pageact2btn(QWebPage.Forward)
stop_button.setEnabled(False)
self.connect(self.webview, SIGNAL("loadStarted()"),
lambda: stop_button.setEnabled(True))
self.connect(self.webview, SIGNAL("loadFinished(bool)"),
lambda: stop_button.setEnabled(False))
progressbar = QProgressBar(self)
progressbar.setTextVisible(False)
progressbar.hide()
self.connect(self.webview, SIGNAL("loadStarted()"), progressbar.show)
self.connect(self.webview, SIGNAL("loadProgress(int)"),
progressbar.setValue)
self.connect(self.webview, SIGNAL("loadFinished(bool)"),
lambda _state: progressbar.hide())
label = QLabel(self.get_label())
self.url_combo = UrlComboBox(self)
self.connect(self.url_combo, SIGNAL('valid(bool)'),
self.url_combo_activated)
self.connect(self.webview, SIGNAL("iconChanged()"), self.icon_changed)
self.find_widget = FindReplace(self)
self.find_widget.set_editor(self.webview)
self.find_widget.hide()
find_button = create_toolbutton(self,
icon='find.png',
tip=_("Find text"),
toggled=self.toggle_find_widget)
self.connect(self.find_widget, SIGNAL("visibility_changed(bool)"),
find_button.setChecked)
hlayout = QHBoxLayout()
for widget in (previous_button, next_button, home_button, find_button,
label, self.url_combo, zoom_out_button, zoom_in_button,
refresh_button, progressbar, stop_button):
hlayout.addWidget(widget)
layout = QVBoxLayout()
layout.addLayout(hlayout)
layout.addWidget(self.webview)
layout.addWidget(self.find_widget)
self.setLayout(layout)
def __init__(self, parent=None):
QWidget.__init__(self, parent)
self.home_url = None
self.webview = WebView(self)
self.connect(self.webview, SIGNAL("loadFinished(bool)"),
self.load_finished)
self.connect(self.webview, SIGNAL("titleChanged(QString)"),
self.setWindowTitle)
self.connect(self.webview, SIGNAL("urlChanged(QUrl)"),
self.url_changed)
home_button = create_toolbutton(self, icon=get_icon('home.png'),
tip=_("Home"),
triggered=self.go_home)
zoom_out_button = action2button(self.webview.zoom_out_action)
zoom_in_button = action2button(self.webview.zoom_in_action)
pageact2btn = lambda prop: action2button(self.webview.pageAction(prop),
parent=self.webview)
refresh_button = pageact2btn(QWebPage.Reload)
stop_button = pageact2btn(QWebPage.Stop)
previous_button = pageact2btn(QWebPage.Back)
next_button = pageact2btn(QWebPage.Forward)
stop_button.setEnabled(False)
self.connect(self.webview, SIGNAL("loadStarted()"),
lambda: stop_button.setEnabled(True))
self.connect(self.webview, SIGNAL("loadFinished(bool)"),
lambda: stop_button.setEnabled(False))
progressbar = QProgressBar(self)
progressbar.setTextVisible(False)
progressbar.hide()
self.connect(self.webview, SIGNAL("loadStarted()"), progressbar.show)
self.connect(self.webview, SIGNAL("loadProgress(int)"),
progressbar.setValue)
self.connect(self.webview, SIGNAL("loadFinished(bool)"),
lambda _state: progressbar.hide())
label = QLabel(self.get_label())
self.url_combo = UrlComboBox(self)
self.connect(self.url_combo, SIGNAL('valid(bool)'),
self.url_combo_activated)
self.connect(self.webview, SIGNAL("iconChanged()"), self.icon_changed)
self.find_widget = FindReplace(self)
self.find_widget.set_editor(self.webview)
self.find_widget.hide()
find_button = create_toolbutton(self, icon='find.png',
tip=_("Find text"),
toggled=self.toggle_find_widget)
self.connect(self.find_widget, SIGNAL("visibility_changed(bool)"),
find_button.setChecked)
hlayout = QHBoxLayout()
for widget in (previous_button, next_button, home_button, find_button,
label, self.url_combo, zoom_out_button, zoom_in_button,
refresh_button, progressbar, stop_button):
hlayout.addWidget(widget)
layout = QVBoxLayout()
layout.addLayout(hlayout)
layout.addWidget(self.webview)
layout.addWidget(self.find_widget)
self.setLayout(layout)
class WebBrowser(QWidget):
"""
Web browser widget
"""
def __init__(self, parent=None):
QWidget.__init__(self, parent)
self.home_url = None
self.webview = WebView(self)
self.connect(self.webview, SIGNAL("loadFinished(bool)"),
self.load_finished)
self.connect(self.webview, SIGNAL("titleChanged(QString)"),
self.setWindowTitle)
self.connect(self.webview, SIGNAL("urlChanged(QUrl)"),
self.url_changed)
home_button = create_toolbutton(self,
icon=get_icon('home.png'),
tip=_("Home"),
triggered=self.go_home)
zoom_out_button = action2button(self.webview.zoom_out_action)
zoom_in_button = action2button(self.webview.zoom_in_action)
pageact2btn = lambda prop: action2button(self.webview.pageAction(prop),
parent=self.webview)
refresh_button = pageact2btn(QWebPage.Reload)
stop_button = pageact2btn(QWebPage.Stop)
previous_button = pageact2btn(QWebPage.Back)
next_button = pageact2btn(QWebPage.Forward)
stop_button.setEnabled(False)
self.connect(self.webview, SIGNAL("loadStarted()"),
lambda: stop_button.setEnabled(True))
self.connect(self.webview, SIGNAL("loadFinished(bool)"),
lambda: stop_button.setEnabled(False))
progressbar = QProgressBar(self)
progressbar.setTextVisible(False)
progressbar.hide()
self.connect(self.webview, SIGNAL("loadStarted()"), progressbar.show)
self.connect(self.webview, SIGNAL("loadProgress(int)"),
progressbar.setValue)
self.connect(self.webview, SIGNAL("loadFinished(bool)"),
lambda _state: progressbar.hide())
label = QLabel(self.get_label())
self.url_combo = UrlComboBox(self)
self.connect(self.url_combo, SIGNAL('valid(bool)'),
self.url_combo_activated)
self.connect(self.webview, SIGNAL("iconChanged()"), self.icon_changed)
self.find_widget = FindReplace(self)
self.find_widget.set_editor(self.webview)
self.find_widget.hide()
find_button = create_toolbutton(self,
icon='find.png',
tip=_("Find text"),
toggled=self.toggle_find_widget)
self.connect(self.find_widget, SIGNAL("visibility_changed(bool)"),
find_button.setChecked)
hlayout = QHBoxLayout()
for widget in (previous_button, next_button, home_button, find_button,
label, self.url_combo, zoom_out_button, zoom_in_button,
refresh_button, progressbar, stop_button):
hlayout.addWidget(widget)
layout = QVBoxLayout()
layout.addLayout(hlayout)
layout.addWidget(self.webview)
layout.addWidget(self.find_widget)
self.setLayout(layout)
def get_label(self):
"""Return address label text"""
return _("Address:")
def set_home_url(self, text):
"""Set home URL"""
self.home_url = QUrl(text)
def set_url(self, url):
"""Set current URL"""
self.url_changed(url)
self.go_to(url)
def go_to(self, url_or_text):
"""Go to page *address*"""
if isinstance(url_or_text, basestring):
url = QUrl(url_or_text)
else:
url = url_or_text
self.webview.load(url)
def go_home(self):
"""Go to home page"""
if self.home_url is not None:
self.set_url(self.home_url)
def text_to_url(self, text):
"""Convert text address into QUrl object"""
return QUrl(text)
def url_combo_activated(self, valid):
"""Load URL from combo box first item"""
text = unicode(self.url_combo.currentText())
self.go_to(self.text_to_url(text))
def load_finished(self, ok):
if not ok:
self.webview.setHtml(_("Unable to load page"))
def url_to_text(self, url):
"""Convert QUrl object to displayed text in combo box"""
return url.toString()
def url_changed(self, url):
"""Displayed URL has changed -> updating URL combo box"""
self.url_combo.add_text(self.url_to_text(url))
def icon_changed(self):
self.url_combo.setItemIcon(self.url_combo.currentIndex(),
self.webview.icon())
self.setWindowIcon(self.webview.icon())
def toggle_find_widget(self, state):
if state:
self.find_widget.show()
else:
self.find_widget.hide()
class WebBrowser(QWidget):
"""
Web browser widget
"""
def __init__(self, parent=None):
QWidget.__init__(self, parent)
self.home_url = None
self.webview = WebView(self)
self.connect(self.webview, SIGNAL("loadFinished(bool)"),
self.load_finished)
self.connect(self.webview, SIGNAL("titleChanged(QString)"),
self.setWindowTitle)
self.connect(self.webview, SIGNAL("urlChanged(QUrl)"),
self.url_changed)
home_button = create_toolbutton(self, icon=get_icon('home.png'),
tip=_("Home"),
triggered=self.go_home)
zoom_out_button = action2button(self.webview.zoom_out_action)
zoom_in_button = action2button(self.webview.zoom_in_action)
pageact2btn = lambda prop: action2button(self.webview.pageAction(prop),
parent=self.webview)
refresh_button = pageact2btn(QWebPage.Reload)
stop_button = pageact2btn(QWebPage.Stop)
previous_button = pageact2btn(QWebPage.Back)
next_button = pageact2btn(QWebPage.Forward)
stop_button.setEnabled(False)
self.connect(self.webview, SIGNAL("loadStarted()"),
lambda: stop_button.setEnabled(True))
self.connect(self.webview, SIGNAL("loadFinished(bool)"),
lambda: stop_button.setEnabled(False))
progressbar = QProgressBar(self)
progressbar.setTextVisible(False)
progressbar.hide()
self.connect(self.webview, SIGNAL("loadStarted()"), progressbar.show)
self.connect(self.webview, SIGNAL("loadProgress(int)"),
progressbar.setValue)
self.connect(self.webview, SIGNAL("loadFinished(bool)"),
lambda _state: progressbar.hide())
label = QLabel(self.get_label())
self.url_combo = UrlComboBox(self)
self.connect(self.url_combo, SIGNAL('valid(bool)'),
self.url_combo_activated)
self.connect(self.webview, SIGNAL("iconChanged()"), self.icon_changed)
self.find_widget = FindReplace(self)
self.find_widget.set_editor(self.webview)
self.find_widget.hide()
find_button = create_toolbutton(self, icon='find.png',
tip=_("Find text"),
toggled=self.toggle_find_widget)
self.connect(self.find_widget, SIGNAL("visibility_changed(bool)"),
find_button.setChecked)
hlayout = QHBoxLayout()
for widget in (previous_button, next_button, home_button, find_button,
label, self.url_combo, zoom_out_button, zoom_in_button,
refresh_button, progressbar, stop_button):
hlayout.addWidget(widget)
layout = QVBoxLayout()
layout.addLayout(hlayout)
layout.addWidget(self.webview)
layout.addWidget(self.find_widget)
self.setLayout(layout)
def get_label(self):
"""Return address label text"""
return _("Address:")
def set_home_url(self, text):
"""Set home URL"""
self.home_url = QUrl(text)
def set_url(self, url):
"""Set current URL"""
self.url_changed(url)
self.go_to(url)
def go_to(self, url_or_text):
"""Go to page *address*"""
if isinstance(url_or_text, basestring):
url = QUrl(url_or_text)
else:
url = url_or_text
self.webview.load(url)
def go_home(self):
"""Go to home page"""
if self.home_url is not None:
self.set_url(self.home_url)
def text_to_url(self, text):
"""Convert text address into QUrl object"""
return QUrl(text)
def url_combo_activated(self, valid):
"""Load URL from combo box first item"""
text = unicode(self.url_combo.currentText())
self.go_to(self.text_to_url(text))
def load_finished(self, ok):
if not ok:
self.webview.setHtml(_("Unable to load page"))
def url_to_text(self, url):
"""Convert QUrl object to displayed text in combo box"""
return url.toString()
def url_changed(self, url):
"""Displayed URL has changed -> updating URL combo box"""
self.url_combo.add_text(self.url_to_text(url))
def icon_changed(self):
self.url_combo.setItemIcon(self.url_combo.currentIndex(),
self.webview.icon())
self.setWindowIcon(self.webview.icon())
def toggle_find_widget(self, state):
if state:
self.find_widget.show()
else:
self.find_widget.hide()