WebPreferencesDefaultValues.cpp [plain text]
#include "config.h"
#include "WebPreferencesDefaultValues.h"
#include <WebCore/RuntimeApplicationChecks.h>
#include <wtf/text/WTFString.h>
#if PLATFORM(COCOA)
#include <WebCore/VersionChecks.h>
#include <pal/spi/cocoa/FeatureFlagsSPI.h>
#include <wtf/cocoa/RuntimeApplicationChecksCocoa.h>
#endif
namespace WebKit {
#if PLATFORM(IOS_FAMILY)
bool defaultPassiveTouchListenersAsDefaultOnDocument()
{
static bool result = linkedOnOrAfter(WebCore::SDKVersion::FirstThatDefaultsToPassiveTouchListenersOnDocument);
return result;
}
bool defaultCSSOMViewScrollingAPIEnabled()
{
static bool result = WebCore::IOSApplication::isIMDb() && applicationSDKVersion() < DYLD_IOS_VERSION_13_0;
return !result;
}
#endif
#if PLATFORM(MAC)
bool defaultPassiveWheelListenersAsDefaultOnDocument()
{
static bool result = linkedOnOrAfter(WebCore::SDKVersion::FirstThatDefaultsToPassiveWheelListenersOnDocument);
return result;
}
bool defaultWheelEventGesturesBecomeNonBlocking()
{
static bool result = linkedOnOrAfter(WebCore::SDKVersion::FirstThatAllowsWheelEventGesturesToBecomeNonBlocking);
return result;
}
#endif
#if PLATFORM(MAC) || 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) && !PLATFORM(WATCHOS)
if (allowsDeprecatedSynchronousXMLHttpRequestDuringUnload()) {
WTFLogAlways("Allowing synchronous XHR during page unload due to managed preference");
return false;
}
#endif
return true;
}
#endif
#if PLATFORM(MAC)
bool defaultAppleMailPaginationQuirkEnabled()
{
return WebCore::MacApplication::isAppleMail();
}
#endif
static bool defaultAsyncFrameAndOverflowScrollingEnabled()
{
#if PLATFORM(IOS_FAMILY)
return true;
#endif
#if HAVE(SYSTEM_FEATURE_FLAGS)
return isFeatureFlagEnabled("async_frame_and_overflow_scrolling");
#endif
#if PLATFORM(MAC)
return true;
#endif
return false;
}
bool defaultAsyncFrameScrollingEnabled()
{
#if USE(NICOSIA)
return true;
#endif
return defaultAsyncFrameAndOverflowScrollingEnabled();
}
bool defaultAsyncOverflowScrollingEnabled()
{
return defaultAsyncFrameAndOverflowScrollingEnabled();
}
#if ENABLE(APP_HIGHLIGHTS)
bool defaultAppHighlightsEnabled()
{
#if HAVE(SYSTEM_FEATURE_FLAGS)
return isFeatureFlagEnabled("app_highlights");
#endif
return false;
}
#endif
#if ENABLE(GPU_PROCESS)
bool defaultUseGPUProcessForCanvasRenderingEnabled()
{
#if HAVE(SYSTEM_FEATURE_FLAGS)
return isFeatureFlagEnabled("gpu_process_canvas_rendering");
#endif
return false;
}
bool defaultUseGPUProcessForDOMRenderingEnabled()
{
#if HAVE(SYSTEM_FEATURE_FLAGS)
return isFeatureFlagEnabled("gpu_process_dom_rendering");
#endif
return false;
}
bool defaultUseGPUProcessForMediaEnabled()
{
#if HAVE(SYSTEM_FEATURE_FLAGS)
return isFeatureFlagEnabled("gpu_process_media");
#endif
return false;
}
bool defaultUseGPUProcessForWebGLEnabled()
{
#if HAVE(SYSTEM_FEATURE_FLAGS)
return isFeatureFlagEnabled("gpu_process_webgl");
#endif
return false;
}
#endif // ENABLE(GPU_PROCESS)
#if ENABLE(MEDIA_STREAM)
bool defaultCaptureAudioInGPUProcessEnabled()
{
#if HAVE(SYSTEM_FEATURE_FLAGS)
#if PLATFORM(MAC)
return isFeatureFlagEnabled("gpu_process_webrtc");
#elif PLATFORM(IOS_FAMILY)
return isFeatureFlagEnabled("gpu_process_media");
#endif
#endif
return false;
}
bool defaultCaptureAudioInUIProcessEnabled()
{
#if PLATFORM(MAC)
return !defaultCaptureAudioInGPUProcessEnabled();
#endif
return false;
}
bool defaultCaptureVideoInGPUProcessEnabled()
{
#if HAVE(SYSTEM_FEATURE_FLAGS)
return isFeatureFlagEnabled("gpu_process_webrtc");
#endif
return false;
}
#endif // ENABLE(MEDIA_STREAM)
#if ENABLE(WEB_RTC)
bool defaultWebRTCCodecsInGPUProcess()
{
#if HAVE(SYSTEM_FEATURE_FLAGS)
return isFeatureFlagEnabled("gpu_process_webrtc");
#endif
return false;
}
#endif // ENABLE(WEB_RTC)
#if ENABLE(WEBGPU)
bool defaultWebGPUEnabled()
{
#if HAVE(SYSTEM_FEATURE_FLAGS)
return isFeatureFlagEnabled("WebGPU");
#endif
return false;
}
#endif // ENABLE(WEBGPU)
bool defaultInAppBrowserPrivacy()
{
#if HAVE(SYSTEM_FEATURE_FLAGS)
return isFeatureFlagEnabled("InAppBrowserPrivacy");
#endif
return false;
}
#if HAVE(INCREMENTAL_PDF_APIS)
bool defaultIncrementalPDFEnabled()
{
#if HAVE(SYSTEM_FEATURE_FLAGS)
return isFeatureFlagEnabled("incremental_pdf");
#endif
return false;
}
#endif
#if ENABLE(WEBXR)
bool defaultWebXREnabled()
{
#if HAVE(SYSTEM_FEATURE_FLAGS)
return isFeatureFlagEnabled("WebXR");
#endif
return false;
}
#endif // ENABLE(WEBXR)
#if ENABLE(WEBM_FORMAT_READER)
bool defaultWebMFormatReaderEnabled()
{
#if HAVE(SYSTEM_FEATURE_FLAGS)
return isFeatureFlagEnabled("webm_format_reader");
#endif
return false;
}
#endif // ENABLE(WEBM_FORMAT_READER)
#if ENABLE(VP9)
bool defaultVP8DecoderEnabled()
{
#if HAVE(SYSTEM_FEATURE_FLAGS)
return isFeatureFlagEnabled("vp8_decoder");
#endif
return false;
}
bool defaultVP9DecoderEnabled()
{
#if HAVE(SYSTEM_FEATURE_FLAGS)
return isFeatureFlagEnabled("vp9_decoder");
#endif
return true;
}
bool defaultVP9SWDecoderEnabledOnBattery()
{
#if HAVE(SYSTEM_FEATURE_FLAGS)
return isFeatureFlagEnabled("sw_vp9_decoder_on_battery");
#endif
return false;
}
#if ENABLE(MEDIA_SOURCE)
bool defaultWebMParserEnabled()
{
#if HAVE(SYSTEM_FEATURE_FLAGS)
return isFeatureFlagEnabled("webm_parser");
#endif
return true;
}
#endif // ENABLE(MEDIA_SOURCE)
#endif // ENABLE(VP9)
}