/// <inheritdoc/>
protected override bool DoClose(IWebBrowser chromiumWebBrowser, IBrowser browser)
{
if (browser.IsPopup)
{
var control = ChromiumHostControl.FromBrowser(browser);
//We don't have a parent control so we allow the default behaviour, required to close
//default popups e.g. DevTools
if (control == null)
{
return(false);
}
//If the main browser is disposed or the handle has been released then we don't
//need to remove the popup (likely removed from menu)
if (!control.IsDisposed && control.IsHandleCreated)
{
//We need to invoke in a sync fashion so our IBrowser object is still in scope
//Calling in an async fashion leads to the IBrowser being disposed before we
//can access it.
control.InvokeSyncOnUiThreadIfRequired(new Action(() =>
{
onPopupDestroyed?.Invoke(control, browser);
}));
}
}
//No WM_CLOSE message will be sent, manually handle closing
return(true);
}
/// <inheritdoc />
protected override void OnLoadingStateChange(IWebBrowser chromiumWebBrowser, LoadingStateChangedEventArgs args)
{
var browser = args.Browser;
if (browser.IsPopup)
{
var control = ChromiumHostControl.FromBrowser(browser);
control?.OnLoadingStateChange(args);
}
base.OnLoadingStateChange(chromiumWebBrowser, args);
}
/// <inheritdoc />
protected override void OnFrameLoadStart(IWebBrowser chromiumWebBrowser, FrameLoadStartEventArgs args)
{
var browser = args.Browser;
if (browser.IsPopup)
{
var control = ChromiumHostControl.FromBrowser(browser);
control?.OnFrameLoadStart(args);
}
base.OnFrameLoadStart(chromiumWebBrowser, args);
}
/// <inheritdoc />
protected override void OnStatusMessage(IWebBrowser chromiumWebBrowser, StatusMessageEventArgs args)
{
var browser = args.Browser;
if (browser.IsPopup)
{
var control = ChromiumHostControl.FromBrowser(browser);
control?.OnStatusMessage(args);
}
base.OnStatusMessage(chromiumWebBrowser, args);
}
/// <inheritdoc />
protected override bool OnConsoleMessage(IWebBrowser chromiumWebBrowser, ConsoleMessageEventArgs args)
{
var browser = args.Browser;
if (browser.IsPopup)
{
var control = ChromiumHostControl.FromBrowser(browser);
control?.OnConsoleMessage(args);
}
return(base.OnConsoleMessage(chromiumWebBrowser, args));
}
/// <inheritdoc />
protected override void OnAddressChanged(IWebBrowser chromiumWebBrowser, AddressChangedEventArgs args)
{
var browser = args.Browser;
if (browser.IsPopup)
{
var control = ChromiumHostControl.FromBrowser(browser);
control?.OnAddressChanged(args);
}
base.OnAddressChanged(chromiumWebBrowser, args);
}
/// <inheritdoc/>
protected override void OnAfterCreated(IWebBrowser chromiumWebBrowser, IBrowser browser)
{
if (browser.IsPopup)
{
//WinForms will kindly lookup the child control from it's handle
//If no parentControl then likely it's a native popup created by CEF
//(Devtools by default will open as a popup, at this point the Url hasn't been set, so
// we're going with this assumption as it fits the use case currently)
var control = ChromiumHostControl.FromBrowser(browser);
//If control is null then we'll treat as a native popup (do nothing)
//If control is disposed there's nothing for us to do either.
if (control != null && !control.IsDisposed)
{
control.BrowserHwnd = browser.GetHost().GetWindowHandle();
control.InvokeOnUiThreadIfRequired(() =>
{
var interceptor = new ParentFormMessageInterceptor(control);
interceptor.Moving += (sender, args) =>
{
if (!browser.IsDisposed)
{
browser?.GetHost()?.NotifyMoveOrResizeStarted();
}
};
popupParentFormMessageInterceptors.Add(browser.Identifier, interceptor);
});
control.BrowserCore = browser;
control.RaiseIsBrowserInitializedChangedEvent();
}
onPopupBrowserCreated?.Invoke(control, browser);
}
}