Bug 38496 – [WebKit2] WKView should respond to WM_SHOWWINDOW messages

• Component: New Bugs
• Status: RESOLVED FIXED

[Anders Carlsson]

[WebKit2] WKView should respond to WM_SHOWWINDOW messages

[Anders Carlsson]

Created attachment 54975 [details]
Patch

[Jon Honeycutt]

Comment on attachment 54975 [details]
Patch

> Index: WebKit2/ChangeLog
> ===================================================================
> --- WebKit2/ChangeLog	(revision 58716)
> +++ WebKit2/ChangeLog	(working copy)
> @@ -1,3 +1,19 @@
> [phone]  Anders Carlsson  <[e-mail]>
> +
> +        Reviewed by NOBODY (OOPS!).
> +
> +        [WebKit2] WKView should respond to WM_SHOWWINDOW messages
> +        https://bugs.webkit.org/show_bug.cgi?id=38496
> +
> +        * UIProcess/win/WebView.cpp:
> +        (WebKit::WebView::wndProc):
> +        Add case for WM_SHOWWINDOW.
> +
> +        (WebKit::WebView::onShowWindowEvent):
> +        Update the page visibility.accordingly.
Typo.

>  
> +LRESULT WebView::onShowWindowEvent(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam, bool& handled)
> +{
> +    // lParam is 0 when the message is sent because of a ShowWindow call.
> +    if (!lParam) {
> +        bool isVisible = wParam;
> +
> +        // Notify the drawing area that the visibility changed.
> +        m_page->drawingArea()->setPageIsVisible(isVisible);

What happens if you call ShowWindow on a WKView that is the child of a hidden window? Does it still receive WM_SHOWWINDOW? Do you want to set "page is visible" in that case? 

r=me

[Anders Carlsson]

Committed r58720: <http://trac.webkit.org/changeset/58720>