Click or drag to resize

LifeSpanHandlerOnBeforePopup Method

Version 100.0.140
Called before a popup window is created.

Namespace:  CefSharp.WinForms.Handler
Assembly:  CefSharp.WinForms (in CefSharp.WinForms.dll) Version: 100.0.140.0 (100.0.140.0)
Syntax
Copy
protected override bool OnBeforePopup(
	IWebBrowser chromiumWebBrowser,
	IBrowser browser,
	IFrame frame,
	string targetUrl,
	string targetFrameName,
	WindowOpenDisposition targetDisposition,
	bool userGesture,
	IPopupFeatures popupFeatures,
	IWindowInfo windowInfo,
	IBrowserSettings browserSettings,
	ref bool noJavascriptAccess,
	out IWebBrowser newBrowser
)

Parameters

chromiumWebBrowser
Type: CefSharpIWebBrowser
the ChromiumWebBrowser control
browser
Type: CefSharpIBrowser
The browser instance that launched this popup.
frame
Type: CefSharpIFrame
The HTML frame that launched this popup.
targetUrl
Type: SystemString
The URL of the popup content. (This may be empty/null)
targetFrameName
Type: SystemString
The name of the popup. (This may be empty/null)
targetDisposition
Type: CefSharpWindowOpenDisposition
The value indicates where the user intended to open the popup (e.g. current tab, new tab, etc)
userGesture
Type: SystemBoolean
The value will be true if the popup was opened via explicit user gesture (e.g. clicking a link) or false if the popup opened automatically (e.g. via the DomContentLoaded event).
popupFeatures
Type: CefSharpIPopupFeatures
structure contains additional information about the requested popup window
windowInfo
Type: CefSharpIWindowInfo
window information
browserSettings
Type: CefSharpIBrowserSettings
browser settings, defaults to source browsers
noJavascriptAccess
Type: SystemBoolean
value indicates whether the new browser window should be scriptable and in the same process as the source browser.
newBrowser
Type: CefSharpIWebBrowser
EXPERIMENTAL - A newly created browser that will host the popup. Set to null for default behaviour.

Return Value

Type: Boolean
To cancel creation of the popup window return true otherwise return false.
Remarks
NOTE: DevTools popups DO NOT trigger OnBeforePopup.
See Also