| /* |
| * Copyright (C) 2011 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "Test.h" |
| |
| #include "PlatformUtilities.h" |
| #include "PlatformWebView.h" |
| #include <WebKit2/WKRetainPtr.h> |
| |
| namespace TestWebKitAPI { |
| |
| static bool didFinishLoad; |
| |
| static void didFinishLoadForFrame(WKPageRef, WKFrameRef, WKTypeRef, const void*) |
| { |
| didFinishLoad = true; |
| } |
| |
| static void setPageLoaderClient(WKPageRef page) |
| { |
| WKPageLoaderClient loaderClient; |
| memset(&loaderClient, 0, sizeof(loaderClient)); |
| loaderClient.version = 0; |
| loaderClient.didFinishLoadForFrame = didFinishLoadForFrame; |
| |
| WKPageSetPageLoaderClient(page, &loaderClient); |
| } |
| |
| static void flushMessages(WKPageRef page) |
| { |
| // In order to ensure all pending messages have been handled by the UI and web processes, we |
| // load a URL and wait for the load to finish. |
| |
| setPageLoaderClient(page); |
| |
| WKPageLoadURL(page, adoptWK(Util::createURLForResource("simple", "html")).get()); |
| Util::run(&didFinishLoad); |
| didFinishLoad = false; |
| |
| WKPageSetPageLoaderClient(page, 0); |
| } |
| |
| static bool timerFired; |
| static void CALLBACK timerCallback(HWND hwnd, UINT, UINT_PTR timerID, DWORD) |
| { |
| ::KillTimer(hwnd, timerID); |
| timerFired = true; |
| } |
| |
| static void runForDuration(double seconds) |
| { |
| ::SetTimer(0, 0, seconds * 1000, timerCallback); |
| Util::run(&timerFired); |
| timerFired = false; |
| } |
| |
| static void waitForBackingStoreUpdate(WKPageRef page) |
| { |
| // Wait for the web process to handle the changes we just made, to perform a display (which |
| // happens on a timer), and to tell the UI process about the display (which updates the backing |
| // store). |
| // FIXME: It would be much less fragile (and maybe faster) to have an explicit way to wait |
| // until the backing store is updated. |
| runForDuration(0.5); |
| flushMessages(page); |
| } |
| |
| TEST(WebKit2, ResizeViewWhileHidden) |
| { |
| WKRetainPtr<WKContextRef> context(AdoptWK, WKContextCreate()); |
| PlatformWebView webView(context.get()); |
| |
| HWND window = WKViewGetWindow(webView.platformView()); |
| |
| RECT originalRect; |
| ::GetClientRect(window, &originalRect); |
| RECT newRect = originalRect; |
| ::InflateRect(&newRect, 1, 1); |
| |
| // Show the WKView and resize it so that the WKView's backing store will be created. Ideally |
| // we'd have some more explicit way of forcing the backing store to be created. |
| ::ShowWindow(window, SW_SHOW); |
| webView.resizeTo(newRect.right - newRect.left, newRect.bottom - newRect.top); |
| |
| waitForBackingStoreUpdate(webView.page()); |
| |
| // Resize the window while hidden and show it again so that it will update its backing store at |
| // the new size. |
| ::ShowWindow(window, SW_HIDE); |
| webView.resizeTo(originalRect.right - originalRect.left, originalRect.bottom - originalRect.top); |
| ::ShowWindow(window, SW_SHOW); |
| |
| // Force the WKView to paint to try to trigger <http://webkit.org/b/54142>. |
| ::SendMessage(window, WM_PAINT, 0, 0); |
| |
| // In Debug builds without the fix for <http://webkit.org/b/54141>, the web process will assert |
| // at this point. |
| // FIXME: It would be good to have a way to check that our behavior is correct in Release |
| // builds, too! |
| waitForBackingStoreUpdate(webView.page()); |
| } |
| |
| } // namespace TestWebKitAPI |