| /* |
| * Copyright (C) 2018 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 "config.h" |
| #include "WebPreferencesDefaultValues.h" |
| #include <WebCore/RuntimeApplicationChecks.h> |
| |
| #if PLATFORM(COCOA) |
| #include "VersionChecks.h" |
| #include <pal/spi/cocoa/FeatureFlagsSPI.h> |
| #include <wtf/cocoa/RuntimeApplicationChecksCocoa.h> |
| #endif |
| |
| namespace WebKit { |
| |
| bool defaultPassiveTouchListenersAsDefaultOnDocument() |
| { |
| #if PLATFORM(IOS_FAMILY) |
| return linkedOnOrAfter(WebKit::SDKVersion::FirstThatDefaultsToPassiveTouchListenersOnDocument); |
| #else |
| return true; |
| #endif |
| } |
| |
| bool defaultCSSOMViewScrollingAPIEnabled() |
| { |
| #if PLATFORM(IOS_FAMILY) |
| if (WebCore::IOSApplication::isIMDb() && applicationSDKVersion() < DYLD_IOS_VERSION_13_0) |
| return false; |
| #endif |
| return true; |
| } |
| |
| #if ENABLE(TEXT_AUTOSIZING) && !PLATFORM(IOS_FAMILY) |
| |
| bool defaultTextAutosizingUsesIdempotentMode() |
| { |
| return false; |
| } |
| |
| #endif // ENABLE(TEXT_AUTOSIZING) && !PLATFORM(IOS_FAMILY) |
| |
| bool defaultDisallowSyncXHRDuringPageDismissalEnabled() |
| { |
| #if PLATFORM(MAC) || PLATFORM(MACCATALYST) |
| if (CFPreferencesGetAppBooleanValue(CFSTR("allowDeprecatedSynchronousXMLHttpRequestDuringUnload"), CFSTR("com.apple.WebKit"), nullptr)) { |
| WTFLogAlways("Allowing synchronous XHR during page unload due to managed preference"); |
| return false; |
| } |
| #elif PLATFORM(IOS_FAMILY) && !PLATFORM(MACCATALYST) |
| if (allowsDeprecatedSynchronousXMLHttpRequestDuringUnload()) { |
| WTFLogAlways("Allowing synchronous XHR during page unload due to managed preference"); |
| return false; |
| } |
| #endif |
| return true; |
| } |
| |
| static bool defaultAsyncFrameAndOverflowScrollingEnabled() |
| { |
| #if PLATFORM(IOS_FAMILY) |
| return true; |
| #endif |
| |
| #if HAVE(HAVE_SYSTEM_FEATURE_FLAGS) |
| return os_feature_enabled(WebKit, async_frame_and_overflow_scrolling); |
| #endif |
| |
| return false; |
| } |
| |
| bool defaultAsyncFrameScrollingEnabled() |
| { |
| #if USE(NICOSIA) |
| return true; |
| #endif |
| |
| return defaultAsyncFrameAndOverflowScrollingEnabled(); |
| } |
| |
| bool defaultAsyncOverflowScrollingEnabled() |
| { |
| return defaultAsyncFrameAndOverflowScrollingEnabled(); |
| } |
| |
| #if ENABLE(GPU_PROCESS) |
| |
| bool defaultUseGPUProcessForMedia() |
| { |
| #if HAVE(HAVE_SYSTEM_FEATURE_FLAGS) |
| return os_feature_enabled(WebKit, canvas_and_media_in_gpu_process); |
| #endif |
| |
| return false; |
| } |
| |
| #endif // ENABLE(GPU_PROCESS) |
| |
| bool defaultRenderCanvasInGPUProcessEnabled() |
| { |
| #if HAVE(HAVE_SYSTEM_FEATURE_FLAGS) |
| return os_feature_enabled(WebKit, canvas_and_media_in_gpu_process); |
| #endif |
| |
| return false; |
| } |
| |
| #if ENABLE(MEDIA_STREAM) |
| |
| bool defaultCaptureAudioInGPUProcessEnabled() |
| { |
| #if PLATFORM(MAC) && HAVE(HAVE_SYSTEM_FEATURE_FLAGS) |
| return os_feature_enabled(WebKit, webrtc_in_gpu_process); |
| #endif |
| |
| #if PLATFORM(IOS_FAMILY) && HAVE(HAVE_SYSTEM_FEATURE_FLAGS) |
| return os_feature_enabled(WebKit, canvas_and_media_in_gpu_process); |
| #endif |
| |
| return false; |
| } |
| |
| bool defaultCaptureAudioInUIProcessEnabled() |
| { |
| #if PLATFORM(IOS_FAMILY) |
| return false; |
| #endif |
| |
| #if PLATFORM(MAC) |
| return !defaultCaptureAudioInGPUProcessEnabled(); |
| #endif |
| |
| return false; |
| } |
| |
| bool defaultCaptureVideoInGPUProcessEnabled() |
| { |
| #if HAVE(HAVE_SYSTEM_FEATURE_FLAGS) |
| return os_feature_enabled(WebKit, webrtc_in_gpu_process); |
| #endif |
| |
| return false; |
| } |
| |
| #endif // ENABLE(MEDIA_STREAM) |
| |
| #if ENABLE(WEB_RTC) |
| |
| bool defaultWebRTCCodecsInGPUProcess() |
| { |
| #if HAVE(HAVE_SYSTEM_FEATURE_FLAGS) |
| return os_feature_enabled(WebKit, webrtc_in_gpu_process); |
| #endif |
| |
| return false; |
| } |
| |
| #endif // ENABLE(WEB_RTC) |
| |
| #if ENABLE(WEBGL2) |
| |
| bool defaultWebGL2Enabled() |
| { |
| #if HAVE(HAVE_SYSTEM_FEATURE_FLAGS) |
| return os_feature_enabled(WebKit, WebGL2); |
| #endif |
| |
| return false; |
| } |
| |
| #endif // ENABLE(WEBGL2) |
| |
| #if ENABLE(WEBGPU) |
| |
| bool defaultWebGPUEnabled() |
| { |
| #if HAVE(HAVE_SYSTEM_FEATURE_FLAGS) |
| return os_feature_enabled(WebKit, WebGPU); |
| #endif |
| |
| return false; |
| } |
| |
| #endif // ENABLE(WEBGPU) |
| |
| bool defaultInAppBrowserPrivacy() |
| { |
| #if HAVE(HAVE_SYSTEM_FEATURE_FLAGS) |
| return os_feature_enabled(WebKit, InAppBrowserPrivacy); |
| #endif |
| |
| return false; |
| } |
| |
| #if HAVE(INCREMENTAL_PDF_APIS) |
| bool defaultIncrementalPDFEnabled() |
| { |
| #if HAVE(HAVE_SYSTEM_FEATURE_FLAGS) |
| return os_feature_enabled(WebKit, incremental_pdf); |
| #endif |
| |
| return false; |
| } |
| #endif |
| |
| #if ENABLE(WEBXR) |
| |
| bool defaultWebXREnabled() |
| { |
| #if HAVE(HAVE_SYSTEM_FEATURE_FLAGS) |
| return os_feature_enabled(WebKit, WebXR); |
| #endif |
| |
| return false; |
| } |
| |
| #endif // ENABLE(WEBXR) |
| |
| |
| } // namespace WebKit |