third_party/WebKit/Source/platform/scroll/WebScrollbarTheme.mm

/*
 * Copyright (C) 2013 Google Inc. All rights reserved.
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 * modification, are permitted provided that the following conditions are
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 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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#include "public/platform/mac/WebScrollbarTheme.h"

#import <AppKit/AppKit.h>

#include "platform/mac/NSScrollerImpDetails.h"
#include "platform/scroll/ScrollbarThemeMac.h"

namespace blink {

static_assert(static_cast<NSScrollerStyle>(kScrollerStyleLegacy) ==
                  NSScrollerStyleLegacy,
              "ScrollerStyleLegacy must match NSScrollerStyleLegacy");
static_assert(static_cast<NSScrollerStyle>(kScrollerStyleOverlay) ==
                  NSScrollerStyleOverlay,
              "ScrollerStyleOverlay must match NSScrollerStyleOverlay");

void WebScrollbarTheme::UpdateScrollbarsWithNSDefaults(
    float initial_button_delay,
    float autoscroll_button_delay,
    ScrollerStyle preferred_scroller_style,
    bool redraw,
    WebScrollbarButtonsPlacement button_placement) {
  ScrollbarTheme& theme = ScrollbarTheme::DeprecatedStaticGetTheme();
  if (theme.IsMockTheme())
    return;

  static_cast<ScrollbarThemeMac&>(theme).PreferencesChanged(
      initial_button_delay, autoscroll_button_delay,
      static_cast<NSScrollerStyle>(preferred_scroller_style), redraw,
      button_placement);
}

}  // namespace blink