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mitz@apple.com authored
Reviewed by John Sullivan. - WebCore part of <rdar://problem/6008409> Need a way to disable updates in offscreen views Added a setting, updatesWhenOffscreen(), which controls whether an offscreen web view gets marked as needing update when its contents change (the existing behavior) or not (a new behavior), in which case it will be marked as needing update just before it goes on screen. The existing behavior (updating while offscreen) remains the default. * WebCore.base.exp: Added Settings::setUpdatesWhenOffscreen(). * page/FrameView.cpp: (WebCore::FrameView::shouldUpdateWhenOffscreen): Added. Returns the value from settings. * page/FrameView.h: * page/Settings.cpp: (WebCore::Settings::setUpdatesWhenOffscreen): Added. * page/Settings.h: (WebCore::Settings::updatesWhenOffscreen): Added. * platform/ScrollView.h: * platform/mac/ScrollViewMac.mm: (WebCore::ScrollView::updateContents): Added code to return early and not call -setNeedsDisplayInRect: if the view is not in a visible window and the setting is not to update when offscreen. WebKit/mac: Reviewed by John Sullivan. - WebKit part of <rdar://problem/6008409> Need a way to disable updates in offscreen views * WebView/WebHTMLView.mm: (-[WebHTMLView addWindowObservers]): Added code to observe when the window goes onscreen. (-[WebHTMLView removeWindowObservers]): Added. (-[WebHTMLView windowWillOrderOnScreen:]): Added. If the view is set to not update when offscreen, calls -setNeedsDisplay: just before it comes onscreen. * WebView/WebPreferenceKeysPrivate.h: Added preference key. * WebView/WebPreferences.m: (+[WebPreferences initialize]): Made updates when offscreen on by default. (-[WebPreferences updatesWhenOffscreen]): Added. (-[WebPreferences setUpdatesWhenOffscreen:]): Added. * WebView/WebPreferencesPrivate.h: * WebView/WebView.mm: (-[WebView _preferencesChangedNotification:]): Added code to update the updatesWhenOffscreen setting in WebCore. WebKitLibraries: Reviewed by John Sullivan. - WebKitSystemInterface part of <rdar://problem/6008409> Need a way to disable updates in offscreen views * WebKitSystemInterface.h: Added WKWindowWillOrderOnScreenNotification. * libWebKitSystemInterfaceLeopard.a: Updated. * libWebKitSystemInterfaceTiger.a: Updated. git-svn-id: http://svn.webkit.org/repository/webkit/trunk@35061 268f45cc-cd09-0410-ab3c-d52691b4dbfc
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