public FrameworkElement GetElement(DpiAwareWindow parentWindow, bool preferTransparentBackground)
{
if (_inner == null || _wrapper == null)
{
DisposeHelper.Dispose(ref _inner);
DisposeHelper.Dispose(ref _wrapper);
CefSharpHelper.EnsureInitialized();
_downloadHandler = new DownloadHandler();
_requestHandler = new RequestHandler {
UserAgent = CefSharpHelper.DefaultUserAgent
};
_requestHandler.Inject += OnRequestHandlerInject;
_requestHandler.Headers += OnRequestHandlerHeaders;
_inner = new ChromiumWebBrowser(@"about:blank")
{
BrowserSettings =
{
FileAccessFromFileUrls = CefState.Enabled,
UniversalAccessFromFileUrls = CefState.Enabled,
BackgroundColor = 0xff000000,
// For SRS to work, because IsCSPBypassing somehow doesn’t work!
WebSecurity = CefState.Disabled,
},
DisplayHandler = this,
DownloadHandler = _downloadHandler,
RequestHandler = _requestHandler,
KeyboardHandler = new KeyboardHandler()
// MenuHandler = new MenuHandler(),
// JsDialogHandler = new JsDialogHandler(),
};
_inner.FrameLoadStart += OnFrameLoadStart;
_inner.FrameLoadEnd += OnFrameLoadEnd;
_inner.LoadingStateChanged += OnLoadingStateChanged;
_inner.LoadError += OnLoadError;
_wrapper = new WindowsFormsHost {
Child = _inner
};
}
return(_wrapper);
}
private void Initialize(bool preferTransparentBackground)
{
_downloadHandler = new DownloadHandler();
_requestHandler = new RequestHandler {
UserAgent = CefSharpHelper.DefaultUserAgent
};
_requestHandler.Inject += OnRequestHandlerInject;
_requestHandler.Headers += OnRequestHandlerHeaders;
_inner = new ChromiumWebBrowser {
BrowserSettings =
{
FileAccessFromFileUrls = CefState.Enabled,
UniversalAccessFromFileUrls = CefState.Enabled,
BackgroundColor = preferTransparentBackground ? 0U : 0xffffffff,
WindowlessFrameRate = SettingsHolder.Plugins.Cef60Fps ? 60 : 30,
WebGl = CefState.Disabled,
Plugins = CefState.Disabled,
},
JavascriptObjectRepository =
{
Settings =
{
LegacyBindingEnabled = true
}
},
DisplayHandler = this,
DownloadHandler = _downloadHandler,
RequestHandler = _requestHandler,
MenuHandler = new MenuHandler(),
JsDialogHandler = new JsDialogHandler(),
KeyboardHandler = new KeyboardHandler(),
Background = new SolidColorBrush(preferTransparentBackground ? Colors.Transparent : Colors.White),
};
RenderOptions.SetBitmapScalingMode(_inner, BitmapScalingMode.NearestNeighbor);
_inner.FrameLoadStart += OnFrameLoadStart;
_inner.FrameLoadEnd += OnFrameLoadEnd;
_inner.LoadingStateChanged += OnLoadingStateChanged;
_inner.LoadError += OnLoadError;
_wrapper = new Border {
Child = _inner
};
}
public FrameworkElement GetElement(DpiAwareWindow parentWindow, bool preferTransparentBackground)
{
if (_inner == null)
{
CefSharpHelper.EnsureInitialized();
_downloadHandler = new DownloadHandler();
_requestHandler = new RequestHandler {
UserAgent = CefSharpHelper.DefaultUserAgent
};
_requestHandler.Inject += OnRequestHandlerInject;
_inner = new ChromiumWebBrowser {
BrowserSettings =
{
FileAccessFromFileUrls = CefState.Enabled,
UniversalAccessFromFileUrls = CefState.Enabled,
BackgroundColor = preferTransparentBackground ? 0U : 0xffffffff,
WindowlessFrameRate = SettingsHolder.Plugins.Cef60Fps ? 60 : 30,
WebGl = CefState.Disabled,
Plugins = CefState.Disabled,
// For SRS to work, because IsCSPBypassing somehow doesn’t work!
WebSecurity = CefState.Disabled,
},
DisplayHandler = this,
DownloadHandler = _downloadHandler,
RequestHandler = _requestHandler,
MenuHandler = new MenuHandler(),
JsDialogHandler = new JsDialogHandler(),
KeyboardHandler = new KeyboardHandler(),
Background = new SolidColorBrush(preferTransparentBackground ? Colors.Transparent : Colors.White),
};
RenderOptions.SetBitmapScalingMode(_inner, BitmapScalingMode.NearestNeighbor);
_inner.FrameLoadStart += OnFrameLoadStart;
_inner.FrameLoadEnd += OnFrameLoadEnd;
_inner.LoadingStateChanged += OnLoadingStateChanged;
_inner.LoadError += OnLoadError;
_wrapper = new Border {
Child = _inner
};
}
_zoomLevel = parentWindow?.ScaleX ?? 1d;
if (_zoomLevel > 1d)
{
_inner.LayoutTransform = new ScaleTransform {
ScaleX = 1d / _zoomLevel, ScaleY = 1d / _zoomLevel
};
_inner.SetBinding(FrameworkElement.WidthProperty, new Binding {
Path = new PropertyPath(FrameworkElement.ActualWidthProperty),
Source = _wrapper,
Converter = new MultiplyConverter(),
ConverterParameter = _zoomLevel
});
_inner.SetBinding(FrameworkElement.HeightProperty, new Binding {
Path = new PropertyPath(FrameworkElement.ActualHeightProperty),
Source = _wrapper,
Converter = new MultiplyConverter(),
ConverterParameter = _zoomLevel
});
}
else
{
_inner.LayoutTransform = Transform.Identity;
_inner.ClearValue(FrameworkElement.WidthProperty);
_inner.ClearValue(FrameworkElement.HeightProperty);
}
RenderOptions.SetBitmapScalingMode(_inner, _zoomLevel >= 1d ? BitmapScalingMode.NearestNeighbor : BitmapScalingMode.HighQuality);
return(_wrapper);
}