def __init__(self, url=None, popup=False):
if popup:
title = "wxPython Popup"
else:
title = "wxPython CEF 3 example"
wx.Frame.__init__(self, parent=None, id=wx.ID_ANY,
title=title)
size=(800,600)
# This is an optional code to enable High DPI support.
if "auto_zooming" in g_applicationSettings \
and g_applicationSettings["auto_zooming"] == "system_dpi":
# This utility function will adjust width/height using
# OS DPI settings. For 800/600 with Win7 DPI settings
# being set to "Larger 150%" will return 1200/900.
size = cefpython.DpiAware.CalculateWindowSize(size[0], size[1])
self.SetSize(size)
if not url:
url = "file://"+GetApplicationPath("example.html")
# Test hash in url.
# url += "#test-hash"
self.CreateMenu()
if TEST_EMBEDDING_IN_PANEL:
print("Embedding in a wx.Panel!")
# You also have to set the wx.WANTS_CHARS style for
# all parent panels/controls, if it's deeply embedded.
self.mainPanel = wx.Panel(self, style=wx.WANTS_CHARS)
# Global client callbacks must be set before browser is created.
self.clientHandler = ClientHandler()
cefpython.SetGlobalClientCallback("OnCertificateError",
self.clientHandler._OnCertificateError)
cefpython.SetGlobalClientCallback("OnBeforePluginLoad",
self.clientHandler._OnBeforePluginLoad)
cefpython.SetGlobalClientCallback("OnAfterCreated",
self.clientHandler._OnAfterCreated)
windowInfo = cefpython.WindowInfo()
windowInfo.SetAsChild(self.GetHandleForBrowser())
self.browser = cefpython.CreateBrowserSync(windowInfo,
browserSettings=g_browserSettings,
navigateUrl=url)
self.clientHandler.mainBrowser = self.browser
self.browser.SetClientHandler(self.clientHandler)
jsBindings = cefpython.JavascriptBindings(
bindToFrames=True, bindToPopups=True)
jsBindings.SetFunction("PyPrint", PyPrint)
jsBindings.SetProperty("pyProperty", "This was set in Python")
jsBindings.SetProperty("pyConfig", ["This was set in Python",
{"name": "Nested dictionary", "isNested": True},
[1,"2", None]])
self.javascriptExternal = JavascriptExternal(self.browser)
jsBindings.SetObject("external", self.javascriptExternal)
jsBindings.SetProperty("sources", GetSources())
self.browser.SetJavascriptBindings(jsBindings)
if self.mainPanel:
self.mainPanel.Bind(wx.EVT_SET_FOCUS, self.OnSetFocus)
self.mainPanel.Bind(wx.EVT_SIZE, self.OnSize)
else:
self.Bind(wx.EVT_SET_FOCUS, self.OnSetFocus)
self.Bind(wx.EVT_SIZE, self.OnSize)
self.Bind(wx.EVT_CLOSE, self.OnClose)
if USE_EVT_IDLE and not popup:
# Bind EVT_IDLE only for the main application frame.
print("Using EVT_IDLE to execute the CEF message loop work")
self.Bind(wx.EVT_IDLE, self.OnIdle)
def __init__(self, url=None, popup=False, params = None):
if popup:
title = os.path.basename(url)
else:
title = "Kam1n0"
wx.Frame.__init__(self, parent=None, id=wx.ID_ANY,
title=title)
size=(500,500)
# icon
#setup icon object
#icon = wx.Icon(GetApplicationPath("www/img/favicon.ico"), wx.BITMAP_TYPE_ICO)
#setup taskbar icon
#tbicon = wx.TaskBarIcon()
#tbicon.SetIcon(icon, "McGill Icon")
loc = wx.IconLocation(GetApplicationPath("www/img/favicon.ico"), 0)
self.SetIcon(wx.IconFromLocation(loc))
# This is an optional code to enable High DPI support.
if "auto_zooming" in g_applicationSettings \
and g_applicationSettings["auto_zooming"] == "system_dpi":
# This utility function will adjust width/height using
# OS DPI settings. For 800/600 with Win7 DPI settings
# being set to "Larger 150%" will return 1200/900.
size = cefpython.DpiAware.CalculateWindowSize(size[0], size[1])
self.SetSize(size)
if not url:
url = "file://"+GetApplicationPath("www/FragmentInput.html")
# Test hash in url.
# url += "#test-hash"
if TEST_EMBEDDING_IN_PANEL:
# You also have to set the wx.WANTS_CHARS style for
# all parent panels/controls, if it's deeply embedded.
self.mainPanel = wx.Panel(self, style=wx.WANTS_CHARS)
# Global client callbacks must be set before browser is created.
self.clientHandler = ClientHandler()
cefpython.SetGlobalClientCallback("OnCertificateError",
self.clientHandler._OnCertificateError)
cefpython.SetGlobalClientCallback("OnBeforePluginLoad",
self.clientHandler._OnBeforePluginLoad)
cefpython.SetGlobalClientCallback("OnAfterCreated",
self.clientHandler._OnAfterCreated)
windowInfo = cefpython.WindowInfo()
windowInfo.SetAsChild(self.GetHandleForBrowser())
self.browser = cefpython.CreateBrowserSync(windowInfo,
browserSettings=g_browserSettings,
navigateUrl=url)
self.clientHandler.mainBrowser = self.browser
self.browser.SetClientHandler(self.clientHandler)
jsBindings = cefpython.JavascriptBindings(
bindToFrames=False, bindToPopups=True)
jsBindings.SetProperty("pyProperty", "This was set in Python")
jsBindings.SetProperty("pyConfig", ["This was set in Python",
{"name": "Nested dictionary", "isNested": True},
[1,"2", None]])
global gdata
if gdata is None:
gdata = GetData()
self.javascriptExternal = JavascriptExternal(self.browser, gdata)
self.javascriptExternal.frame = self
jsBindings.SetObject("external", self.javascriptExternal)
jsBindings.SetProperty("GData", gdata)
if not params is None:
jsBindings.SetProperty("params", params)
self.browser.SetJavascriptBindings(jsBindings)
if self.mainPanel:
self.mainPanel.Bind(wx.EVT_SET_FOCUS, self.OnSetFocus)
self.mainPanel.Bind(wx.EVT_SIZE, self.OnSize)
else:
self.Bind(wx.EVT_SET_FOCUS, self.OnSetFocus)
self.Bind(wx.EVT_SIZE, self.OnSize)
self.Bind(wx.EVT_CLOSE, self.OnClose)
if USE_EVT_IDLE and not popup:
# Bind EVT_IDLE only for the main application frame.
self.Bind(wx.EVT_IDLE, self.OnIdle)
def start_cef(self):
'''Starts CEF.
'''
# create texture & add it to canvas
self.texture = Texture.create(size=self.size,
colorfmt='rgba',
bufferfmt='ubyte')
self.texture.flip_vertical()
with self.canvas:
Color(1, 1, 1)
self.rect = Rectangle(size=self.size,
texture=self.texture,
pos=self.pos)
#configure cef
cefpython.g_debug = True
cefpython.g_debugFile = "debug.log"
settings = {
"log_severity":
cefpython.LOGSEVERITY_INFO,
"log_file":
"debug.log",
"release_dcheck_enabled":
True, # Enable only when debugging.
# This directories must be set on Linux
"locales_dir_path":
cefpython.GetModuleDirectory() + os.sep + "locales",
"resources_dir_path":
cefpython.GetModuleDirectory(),
"browser_subprocess_path":
cefpython.GetModuleDirectory() + os.sep + subprocess
}
#start idle
Clock.schedule_interval(self._cef_mes, 0)
#init CEF
cefpython.Initialize(settings)
#WindowInfo offscreen flag
windowInfo = cefpython.WindowInfo()
windowInfo.SetAsOffscreen(0)
#Create Broswer and naviagte to empty page <= OnPaint won't get called yet
browserSettings = {}
# The render handler callbacks are not yet set, thus an
# error report will be thrown in the console (when release
# DCHECKS are enabled), however don't worry, it is harmless.
# This is happening because calling GetViewRect will return
# false. That's why it is initially navigating to "about:blank".
# Later, a real url will be loaded using the LoadUrl() method
# and the GetViewRect will be called again. This time the render
# handler callbacks will be available, it will work fine from
# this point.
# --
# Do not use "about:blank" as navigateUrl - this will cause
# the GoBack() and GoForward() methods to not work.
self.browser = cefpython.CreateBrowserSync(windowInfo,
browserSettings,
navigateUrl=self.start_url)
#set focus
self.browser.SendFocusEvent(True)
self._client_handler = ClientHandler(self)
self.browser.SetClientHandler(self._client_handler)
self.set_js_bindings()
#Call WasResized() => force cef to call GetViewRect() and OnPaint afterwards
self.browser.WasResized()
# The browserWidget instance is required in OnLoadingStateChange().
self.browser.SetUserData("browserWidget", self)
if self.keyboard_mode == "global":
self.request_keyboard()
def start_cef(self):
'''Starts CEF.
'''
# create texture & add it to canvas
self.texture = Texture.create(size=self.size,
colorfmt='rgba',
bufferfmt='ubyte')
self.texture.flip_vertical()
with self.canvas:
Color(1, 1, 1)
self.rect = Rectangle(size=self.size, texture=self.texture)
# Configure CEF
settings = {
"debug":
True, # cefpython debug messages in console and in log_file
"log_severity":
cefpython.LOGSEVERITY_INFO,
"log_file":
"debug.log",
# This directories must be set on Linux
"locales_dir_path":
cefpython.GetModuleDirectory() + "/locales",
"resources_dir_path":
cefpython.GetModuleDirectory(),
"browser_subprocess_path":
"%s/%s" % (cefpython.GetModuleDirectory(), "subprocess"),
"windowless_rendering_enabled":
True,
"context_menu": {
# Disable context menu, popup widgets not supported
"enabled": False,
},
}
switches = {
# Tweaking OSR performance by setting the same Chromium flags
# as in upstream cefclient (# Issue #240).
"disable-surfaces": "",
"disable-gpu": "",
"disable-gpu-compositing": "",
"enable-begin-frame-scheduling": "",
}
browserSettings = {
# Tweaking OSR performance (Issue #240)
"windowless_frame_rate": 60
}
# Initialize CEF
cefpython.WindowUtils.InstallX11ErrorHandlers()
global g_switches
g_switches = switches
cefpython.Initialize(settings, switches)
# Start idle - CEF message loop work.
Clock.schedule_once(self._message_loop_work, 0)
# CEF needs a valid window handle passed to SetAsOffscreen()
# for Printing to work. There is no API to get Kivy's window
# handle so creating a dummy hidden Window using GTK.
gtkwin = gtk.Window()
gtkwin.realize()
# WindowInfo offscreen flag
windowInfo = cefpython.WindowInfo()
windowInfo.SetAsOffscreen(gtkwin.window.xid)
# Create Broswer and naviagte to empty page <= OnPaint won't get
# called yet
# The render handler callbacks are not yet set, thus an
# error report will be thrown in the console (when release
# DCHECKS are enabled), however don't worry, it is harmless.
# This is happening because calling GetViewRect will return
# false. That's why it is initially navigating to "about:blank".
# Later, a real url will be loaded using the LoadUrl() method
# and the GetViewRect will be called again. This time the render
# handler callbacks will be available, it will work fine from
# this point.
# --
# Do not use "about:blank" as navigateUrl - this will cause
# the GoBack() and GoForward() methods to not work.
#
self.browser = cefpython.CreateBrowserSync(windowInfo,
browserSettings,
navigateUrl=self.start_url)
# Set focus
self.browser.SendFocusEvent(True)
self._client_handler = ClientHandler(self)
self.browser.SetClientHandler(self._client_handler)
self.set_js_bindings()
# Call WasResized() => force cef to call GetViewRect() and OnPaint
# afterwards
self.browser.WasResized()
# The browserWidget instance is required in OnLoadingStateChange().
self.browser.SetUserData("browserWidget", self)
if self.keyboard_mode == "global":
self.request_keyboard()
def __init__(self, url=None):
wx.Frame.__init__(self,
parent=None,
id=wx.ID_ANY,
title='wxPython CEF 3 example',
size=(1024, 768))
if not url:
url = "file://" + GetApplicationPath("wxpython.html")
# Test hash in url.
# url += "#test-hash"
self.CreateMenu()
# Cannot attach browser to the main frame as this will cause
# the menu not to work.
# --
# You also have to set the wx.WANTS_CHARS style for
# all parent panels/controls, if it's deeply embedded.
self.mainPanel = wx.Panel(self, style=wx.WANTS_CHARS)
# Global client callbacks must be set before browser is created.
clientHandler = ClientHandler()
cefpython.SetGlobalClientCallback("OnCertificateError",
clientHandler._OnCertificateError)
cefpython.SetGlobalClientCallback("OnBeforePluginLoad",
clientHandler._OnBeforePluginLoad)
cefpython.SetGlobalClientCallback("OnAfterCreated",
clientHandler._OnAfterCreated)
windowInfo = cefpython.WindowInfo()
windowInfo.SetAsChild(self.mainPanel.GetGtkWidget())
# Linux requires adding "file://" for local files,
# otherwise /home/some will be replaced as http://home/some
self.browser = cefpython.CreateBrowserSync(
windowInfo,
# If there are problems with Flash you can disable it here,
# by disabling all plugins.
browserSettings=g_browserSettings,
navigateUrl=url)
clientHandler.mainBrowser = self.browser
self.browser.SetClientHandler(clientHandler)
jsBindings = cefpython.JavascriptBindings(bindToFrames=False,
bindToPopups=True)
jsBindings.SetFunction("PyPrint", PyPrint)
jsBindings.SetProperty("pyProperty", "This was set in Python")
jsBindings.SetProperty("pyConfig", [
"This was set in Python", {
"name": "Nested dictionary",
"isNested": True
}, [1, "2", None]
])
jsBindings.SetObject("external", JavascriptExternal(self.browser))
jsBindings.SetProperty("sources", GetSources())
self.browser.SetJavascriptBindings(jsBindings)
self.Bind(wx.EVT_CLOSE, self.OnClose)
if USE_EVT_IDLE:
# Bind EVT_IDLE only for the main application frame.
self.Bind(wx.EVT_IDLE, self.OnIdle)
def start_cef(self, start_url='http://google.com'):
'''Starts CEF.
'''
# create texture & add it to canvas
self.texture = Texture.create(size=self.finSize, colorfmt='rgba', bufferfmt='ubyte')
self.texture.flip_vertical()
with self.canvas:
Color(1, 1, 1)
self.rect = Rectangle(size=self.finSize, texture=self.texture, pos=self.finPos)
#configure cef
cefpython.g_debug = True
settings = {"log_severity": cefpython.LOGSEVERITY_INFO,
#"log_file": GetApplicationPath("debug.log"),
"release_dcheck_enabled": True, # Enable only when debugging.
# This directories must be set on Linux
"locales_dir_path": cefpython.GetModuleDirectory()+"/locales",
"resources_dir_path": cefpython.GetModuleDirectory(),
"browser_subprocess_path": "%s/%s" % (cefpython.GetModuleDirectory(), "subprocess")}
#start idle
Clock.schedule_interval(self._cef_mes, 0)
#init CEF
cefpython.Initialize(settings)
#WindowInfo offscreen flag
windowInfo = cefpython.WindowInfo()
windowInfo.SetAsOffscreen(0)
#Create Broswer and naviagte to empty page <= OnPaint won't get called yet
browserSettings = {}
# The render handler callbacks are not yet set, thus an
# error report will be thrown in the console (when release
# DCHECKS are enabled), however don't worry, it is harmless.
# This is happening because calling GetViewRect will return
# false. That's why it is initially navigating to "about:blank".
# Later, a real url will be loaded using the LoadUrl() method
# and the GetViewRect will be called again. This time the render
# handler callbacks will be available, it will work fine from
# this point.
# --
# Do not use "about:blank" as navigateUrl - this will cause
# the GoBack() and GoForward() methods to not work.
# --
# TODO: get rid of the hard-coded path. Use the __file__ variable
# to get the current directory. Using a path to a non-existent
# local html file seems to not cause any problems, so it can
# stay for a moment.
self.browser = cefpython.CreateBrowserSync(windowInfo, browserSettings,
navigateUrl="file:///home/czarek/cefpython/cefpython/cef3/linux/binaries_64bit/empty2.html")
#set focus
self.browser.SendFocusEvent(True)
#Create RenderHandler (in ClientHandler)
CH = ClientHandler(self.texture, self)
self.browser.SetClientHandler(CH)
#Call WasResized() => force cef to call GetViewRect() and OnPaint afterwards
self.browser.WasResized()
# Load desired start URL
# TODO: let the local html file "empty.html" to finish loading,
# call the LoadUrl() method with a 100ms delay. In the
# empty.html you could add a "Loading.." text, this would
# event useful, user would see some message instead of the
# blank page. Sometimes the lag can cause the website to
# load for a few seconds and user would be seeing only a
# white screen and wonder of what is happening. The other
# solution would be to change the mouse cursor to loading
# state - but this won't work in touch screen devices? As
# there is no cursor there. In wxpython there is the
# wx.CallLater() method, is there anything similar in Kivy?
self.browser.GetMainFrame().LoadUrl(start_url)
#Clock.schedule_interval(self.press_key, 5)
self._keyboard = Window.request_keyboard(self._keyboard_closed, self)
self._keyboard.bind(on_key_down=self.press_key)
