https://bugs.webkit.org/show_bug.cgi?id=88070

Gtk 3.3.18 added smooth scroll events, adding a new scroll direction that
provides detailed delta information.

Added GDK_SMOOTH_SCROLL_MASK to the events listened, and added
code to process properly the new direction GDK_SCROLL_SMOOTH and
its deltas.

Patch by José Dapena Paz <jdapena@igalia.com> on 2012-08-29
Reviewed by Martin Robinson.

Test: fast/events/continuous-platform-wheelevent-in-scrolling-div.html

* platform/gtk/PlatformWheelEventGtk.cpp:
(WebCore::PlatformWheelEvent::PlatformWheelEvent):

Source/WebKit/gtk: [Gtk] Process Gtk 3.4 smooth scroll events properly.
https://bugs.webkit.org/show_bug.cgi?id=88070

Gtk 3.3.18 added smooth scroll events, adding a new scroll direction that
provides detailed delta information.

Added GDK_SMOOTH_SCROLL_MASK to the events listened, and added
code to process properly the new direction GDK_SCROLL_SMOOTH and
its deltas.

Patch by José Dapena Paz <jdapena@igalia.com> on 2012-08-29
Reviewed by Martin Robinson.

* webkit/webkitwebview.cpp:
(webkit_web_view_realize):

Source/WebKit2: [Gtk] Process Gtk 3.4 smooth scroll events properly.
https://bugs.webkit.org/show_bug.cgi?id=88070

Gtk 3.3.18 added smooth scroll events, adding a new scroll direction that
provides detailed delta information.

Added GDK_SMOOTH_SCROLL_MASK to the events listened, and added
code to process properly the new direction GDK_SCROLL_SMOOTH and
its deltas.

Patch by José Dapena Paz <jdapena@igalia.com> on 2012-08-29
Reviewed by Martin Robinson.

* Shared/gtk/WebEventFactory.cpp:
(WebKit::WebEventFactory::createWebWheelEvent):
* UIProcess/API/gtk/WebKitWebViewBase.cpp:
(webkitWebViewBaseRealize):

Tools: [Gtk] Process Gtk 3.4 smooth scroll events properly
https://bugs.webkit.org/show_bug.cgi?id=88070

Added continousMouseScrollBy support in WebKitTestRunner, and added
implementation for gtk, and stub for Qt, mac and EFL.

Added layout tests support for smooth scroll in Gtk 3.4, and use smooth
scroll for emulating multi-tick mouseScrollBy events.

Patch by José Dapena Paz <jdapena@igalia.com> on 2012-08-29
Reviewed by Martin Robinson.

* DumpRenderTree/gtk/EventSender.cpp:
(mouseScrollByCallback):
(continuousMouseScrollByCallback):
* WebKitTestRunner/EventSenderProxy.h:
(EventSenderProxy):
* WebKitTestRunner/InjectedBundle/Bindings/EventSendingController.idl:
* WebKitTestRunner/InjectedBundle/EventSendingController.cpp:
(WTR::EventSendingController::mouseScrollBy):
(WTR):
(WTR::EventSendingController::continuousMouseScrollBy):
* WebKitTestRunner/InjectedBundle/EventSendingController.h:
(EventSendingController):
* WebKitTestRunner/TestController.cpp:
(WTR::TestController::didReceiveSynchronousMessageFromInjectedBundle):
* WebKitTestRunner/gtk/EventSenderProxyGtk.cpp:
(WTR):
(WTR::EventSenderProxy::mouseScrollBy):
(WTR::EventSenderProxy::continuousMouseScrollBy):
* WebKitTestRunner/efl/EventSenderProxyEfl.cpp:
(WTR):
(WTR::EventSenderProxy::continuousMouseScrollBy):
* WebKitTestRunner/mac/EventSenderProxy.mm:
(WTR::EventSenderProxy::continuousScrollBy):
* WebKitTestRunner/qt/EventSenderProxyQt.cpp:
(WTR::EventSenderProxy::continuousMouseScrollBy):
(WTR):

LayoutTests: [Gtk] Process Gtk 3.4 smooth scroll events properly.
https://bugs.webkit.org/show_bug.cgi?id=88070

Added layout tests support for smooth scroll in Gtk 3.4, and use smooth
scroll for emulating multi-tick mouseScrollBy events.

Patch by José Dapena Paz <jdapena@igalia.com> on 2012-08-29
Reviewed by Martin Robinson.

* platform/gtk-wk2/fast/events/wheelevent-in-horizontal-scrollbar-in-rtl-expected.txt: Added.
* platform/gtk-wk2/fast/events/wheelevent-in-vertical-scrollbar-in-rtl-expected.txt: Added.
* platform/gtk/TestExpectations:
* platform/gtk/fast/events/wheelevent-in-horizontal-scrollbar-in-rtl-expected.txt: Added.
* platform/gtk/fast/events/wheelevent-in-vertical-scrollbar-in-rtl-expected.txt: Added.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@127070 268f45cc-cd09-0410-ab3c-d52691b4dbfc