Add m-esr52 at 52.6.0

1 files changed, 982 insertions, 0 deletions

diff --git a/widget/nsXPLookAndFeel.cpp b/widget/nsXPLookAndFeel.cpp
new file mode 100644
index 0000000000..54c6198294
--- /dev/null
+++ b/widget/nsXPLookAndFeel.cpp
@@ -0,0 +1,982 @@
+/* -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/ArrayUtils.h"
+
+#include "nscore.h"
+
+#include "nsXPLookAndFeel.h"
+#include "nsLookAndFeel.h"
+#include "nsCRT.h"
+#include "nsFont.h"
+#include "mozilla/dom/ContentChild.h"
+#include "mozilla/Preferences.h"
+#include "mozilla/gfx/2D.h"
+#include "mozilla/widget/WidgetMessageUtils.h"
+
+#include "gfxPlatform.h"
+#include "qcms.h"
+
+#ifdef DEBUG
+#include "nsSize.h"
+#endif
+
+using namespace mozilla;
+
+nsLookAndFeelIntPref nsXPLookAndFeel::sIntPrefs[] =
+{
+  { "ui.caretBlinkTime",
+    eIntID_CaretBlinkTime,
+    false, 0 },
+  { "ui.caretWidth",
+    eIntID_CaretWidth,
+    false, 0 },
+  { "ui.caretVisibleWithSelection",
+    eIntID_ShowCaretDuringSelection,
+    false, 0 },
+  { "ui.submenuDelay",
+    eIntID_SubmenuDelay,
+    false, 0 },
+  { "ui.dragThresholdX",
+    eIntID_DragThresholdX,
+    false, 0 },
+  { "ui.dragThresholdY",
+    eIntID_DragThresholdY,
+    false, 0 },
+  { "ui.useAccessibilityTheme",
+    eIntID_UseAccessibilityTheme,
+    false, 0 },
+  { "ui.menusCanOverlapOSBar",
+    eIntID_MenusCanOverlapOSBar,
+    false, 0 },
+  { "ui.useOverlayScrollbars",
+    eIntID_UseOverlayScrollbars,
+    false, 0 },
+  { "ui.scrollbarDisplayOnMouseMove",
+    eIntID_ScrollbarDisplayOnMouseMove,
+    false, 0 },
+  { "ui.scrollbarFadeBeginDelay",
+    eIntID_ScrollbarFadeBeginDelay,
+    false, 0 },
+  { "ui.scrollbarFadeDuration",
+    eIntID_ScrollbarFadeDuration,
+    false, 0 },
+  { "ui.showHideScrollbars",
+    eIntID_ShowHideScrollbars,
+    false, 0 },
+  { "ui.skipNavigatingDisabledMenuItem",
+    eIntID_SkipNavigatingDisabledMenuItem,
+    false, 0 },
+  { "ui.treeOpenDelay",
+    eIntID_TreeOpenDelay,
+    false, 0 },
+  { "ui.treeCloseDelay",
+    eIntID_TreeCloseDelay,
+    false, 0 },
+  { "ui.treeLazyScrollDelay",
+    eIntID_TreeLazyScrollDelay,
+    false, 0 },
+  { "ui.treeScrollDelay",
+    eIntID_TreeScrollDelay,
+    false, 0 },
+  { "ui.treeScrollLinesMax",
+    eIntID_TreeScrollLinesMax,
+    false, 0 },
+  { "accessibility.tabfocus",
+    eIntID_TabFocusModel,
+    false, 0 },
+  { "ui.alertNotificationOrigin",
+    eIntID_AlertNotificationOrigin,
+    false, 0 },
+  { "ui.scrollToClick",
+    eIntID_ScrollToClick,
+    false, 0 },
+  { "ui.IMERawInputUnderlineStyle",
+    eIntID_IMERawInputUnderlineStyle,
+    false, 0 },
+  { "ui.IMESelectedRawTextUnderlineStyle",
+    eIntID_IMESelectedRawTextUnderlineStyle,
+    false, 0 },
+  { "ui.IMEConvertedTextUnderlineStyle",
+    eIntID_IMEConvertedTextUnderlineStyle,
+    false, 0 },
+  { "ui.IMESelectedConvertedTextUnderlineStyle",
+    eIntID_IMESelectedConvertedTextUnderline,
+    false, 0 },
+  { "ui.SpellCheckerUnderlineStyle",
+    eIntID_SpellCheckerUnderlineStyle,
+    false, 0 },
+  { "ui.scrollbarButtonAutoRepeatBehavior",
+    eIntID_ScrollbarButtonAutoRepeatBehavior,
+    false, 0 },
+  { "ui.tooltipDelay",
+    eIntID_TooltipDelay,
+    false, 0 },
+  { "ui.physicalHomeButton",
+    eIntID_PhysicalHomeButton,
+    false, 0 },
+  { "ui.contextMenuOffsetVertical",
+    eIntID_ContextMenuOffsetVertical,
+    false, 0 },
+  { "ui.contextMenuOffsetHorizontal",
+    eIntID_ContextMenuOffsetHorizontal,
+    false, 0 }
+};
+
+nsLookAndFeelFloatPref nsXPLookAndFeel::sFloatPrefs[] =
+{
+  { "ui.IMEUnderlineRelativeSize",
+    eFloatID_IMEUnderlineRelativeSize,
+    false, 0 },
+  { "ui.SpellCheckerUnderlineRelativeSize",
+    eFloatID_SpellCheckerUnderlineRelativeSize,
+    false, 0 },
+  { "ui.caretAspectRatio",
+    eFloatID_CaretAspectRatio,
+    false, 0 },
+};
+
+
+// This array MUST be kept in the same order as the color list in LookAndFeel.h.
+/* XXX If you add any strings longer than
+ * "ui.IMESelectedConvertedTextBackground"
+ * to the following array then you MUST update the
+ * sizes of the sColorPrefs array in nsXPLookAndFeel.h
+ */
+const char nsXPLookAndFeel::sColorPrefs[][38] =
+{
+  "ui.windowBackground",
+  "ui.windowForeground",
+  "ui.widgetBackground",
+  "ui.widgetForeground",
+  "ui.widgetSelectBackground",
+  "ui.widgetSelectForeground",
+  "ui.widget3DHighlight",
+  "ui.widget3DShadow",
+  "ui.textBackground",
+  "ui.textForeground",
+  "ui.textSelectBackground",
+  "ui.textSelectForeground",
+  "ui.textSelectForegroundCustom",
+  "ui.textSelectBackgroundDisabled",
+  "ui.textSelectBackgroundAttention",
+  "ui.textHighlightBackground",
+  "ui.textHighlightForeground",
+  "ui.IMERawInputBackground",
+  "ui.IMERawInputForeground",
+  "ui.IMERawInputUnderline",
+  "ui.IMESelectedRawTextBackground",
+  "ui.IMESelectedRawTextForeground",
+  "ui.IMESelectedRawTextUnderline",
+  "ui.IMEConvertedTextBackground",
+  "ui.IMEConvertedTextForeground",
+  "ui.IMEConvertedTextUnderline",
+  "ui.IMESelectedConvertedTextBackground",
+  "ui.IMESelectedConvertedTextForeground",
+  "ui.IMESelectedConvertedTextUnderline",
+  "ui.SpellCheckerUnderline",
+  "ui.activeborder",
+  "ui.activecaption",
+  "ui.appworkspace",
+  "ui.background",
+  "ui.buttonface",
+  "ui.buttonhighlight",
+  "ui.buttonshadow",
+  "ui.buttontext",
+  "ui.captiontext",
+  "ui.graytext",
+  "ui.highlight",
+  "ui.highlighttext",
+  "ui.inactiveborder",
+  "ui.inactivecaption",
+  "ui.inactivecaptiontext",
+  "ui.infobackground",
+  "ui.infotext",
+  "ui.menu",
+  "ui.menutext",
+  "ui.scrollbar",
+  "ui.threeddarkshadow",
+  "ui.threedface",
+  "ui.threedhighlight",
+  "ui.threedlightshadow",
+  "ui.threedshadow",
+  "ui.window",
+  "ui.windowframe",
+  "ui.windowtext",
+  "ui.-moz-buttondefault",
+  "ui.-moz-field",
+  "ui.-moz-fieldtext",
+  "ui.-moz-dialog",
+  "ui.-moz-dialogtext",
+  "ui.-moz-dragtargetzone",
+  "ui.-moz-cellhighlight",
+  "ui.-moz_cellhighlighttext",
+  "ui.-moz-html-cellhighlight",
+  "ui.-moz-html-cellhighlighttext",
+  "ui.-moz-buttonhoverface",
+  "ui.-moz_buttonhovertext",
+  "ui.-moz_menuhover",
+  "ui.-moz_menuhovertext",
+  "ui.-moz_menubartext",
+  "ui.-moz_menubarhovertext",
+  "ui.-moz_eventreerow",
+  "ui.-moz_oddtreerow",
+  "ui.-moz-mac-buttonactivetext",
+  "ui.-moz_mac_chrome_active",
+  "ui.-moz_mac_chrome_inactive",
+  "ui.-moz-mac-defaultbuttontext",
+  "ui.-moz-mac-focusring",
+  "ui.-moz-mac-menuselect",
+  "ui.-moz-mac-menushadow",
+  "ui.-moz-mac-menutextdisable",
+  "ui.-moz-mac-menutextselect",
+  "ui.-moz_mac_disabledtoolbartext",
+  "ui.-moz-mac-secondaryhighlight",
+  "ui.-moz-win-mediatext",
+  "ui.-moz-win-communicationstext",
+  "ui.-moz-nativehyperlinktext",
+  "ui.-moz-comboboxtext",
+  "ui.-moz-combobox"
+};
+
+int32_t nsXPLookAndFeel::sCachedColors[LookAndFeel::eColorID_LAST_COLOR] = {0};
+int32_t nsXPLookAndFeel::sCachedColorBits[COLOR_CACHE_SIZE] = {0};
+
+bool nsXPLookAndFeel::sInitialized = false;
+bool nsXPLookAndFeel::sUseNativeColors = true;
+bool nsXPLookAndFeel::sUseStandinsForNativeColors = false;
+bool nsXPLookAndFeel::sFindbarModalHighlight = false;
+
+nsLookAndFeel* nsXPLookAndFeel::sInstance = nullptr;
+bool nsXPLookAndFeel::sShutdown = false;
+
+// static
+nsLookAndFeel*
+nsXPLookAndFeel::GetInstance()
+{
+  if (sInstance) {
+    return sInstance;
+  }
+
+  NS_ENSURE_TRUE(!sShutdown, nullptr);
+
+  sInstance = new nsLookAndFeel();
+  return sInstance;
+}
+
+// static
+void
+nsXPLookAndFeel::Shutdown()
+{
+  if (sShutdown) {
+    return;
+  }
+  sShutdown = true;
+  delete sInstance;
+  sInstance = nullptr;
+}
+
+nsXPLookAndFeel::nsXPLookAndFeel() : LookAndFeel()
+{
+}
+
+// static
+void
+nsXPLookAndFeel::IntPrefChanged(nsLookAndFeelIntPref *data)
+{
+  if (!data) {
+    return;
+  }
+
+  int32_t intpref;
+  nsresult rv = Preferences::GetInt(data->name, &intpref);
+  if (NS_FAILED(rv)) {
+    return;
+  }
+  data->intVar = intpref;
+  data->isSet = true;
+#ifdef DEBUG_akkana
+  printf("====== Changed int pref %s to %d\n", data->name, data->intVar);
+#endif
+}
+
+// static
+void
+nsXPLookAndFeel::FloatPrefChanged(nsLookAndFeelFloatPref *data)
+{
+  if (!data) {
+    return;
+  }
+
+  int32_t intpref;
+  nsresult rv = Preferences::GetInt(data->name, &intpref);
+  if (NS_FAILED(rv)) {
+    return;
+  }
+  data->floatVar = (float)intpref / 100.0f;
+  data->isSet = true;
+#ifdef DEBUG_akkana
+  printf("====== Changed float pref %s to %f\n", data->name, data->floatVar);
+#endif
+}
+
+// static
+void
+nsXPLookAndFeel::ColorPrefChanged (unsigned int index, const char *prefName)
+{
+  nsAutoString colorStr;
+  nsresult rv = Preferences::GetString(prefName, &colorStr);
+  if (NS_FAILED(rv)) {
+    return;
+  }
+  if (!colorStr.IsEmpty()) {
+    nscolor thecolor;
+    if (colorStr[0] == char16_t('#')) {
+      if (NS_HexToRGBA(nsDependentString(colorStr, 1),
+                       nsHexColorType::NoAlpha, &thecolor)) {
+        int32_t id = NS_PTR_TO_INT32(index);
+        CACHE_COLOR(id, thecolor);
+      }
+    } else if (NS_ColorNameToRGB(colorStr, &thecolor)) {
+      int32_t id = NS_PTR_TO_INT32(index);
+      CACHE_COLOR(id, thecolor);
+#ifdef DEBUG_akkana
+      printf("====== Changed color pref %s to 0x%lx\n",
+             prefName, thecolor);
+#endif
+    }
+  } else {
+    // Reset to the default color, by clearing the cache
+    // to force lookup when the color is next used
+    int32_t id = NS_PTR_TO_INT32(index);
+    CLEAR_COLOR_CACHE(id);
+  }
+}
+
+void
+nsXPLookAndFeel::InitFromPref(nsLookAndFeelIntPref* aPref)
+{
+  int32_t intpref;
+  nsresult rv = Preferences::GetInt(aPref->name, &intpref);
+  if (NS_SUCCEEDED(rv)) {
+    aPref->isSet = true;
+    aPref->intVar = intpref;
+  }
+}
+
+void
+nsXPLookAndFeel::InitFromPref(nsLookAndFeelFloatPref* aPref)
+{
+  int32_t intpref;
+  nsresult rv = Preferences::GetInt(aPref->name, &intpref);
+  if (NS_SUCCEEDED(rv)) {
+    aPref->isSet = true;
+    aPref->floatVar = (float)intpref / 100.0f;
+  }
+}
+
+void
+nsXPLookAndFeel::InitColorFromPref(int32_t i)
+{
+  nsAutoString colorStr;
+  nsresult rv = Preferences::GetString(sColorPrefs[i], &colorStr);
+  if (NS_FAILED(rv) || colorStr.IsEmpty()) {
+    return;
+  }
+  nscolor thecolor;
+  if (colorStr[0] == char16_t('#')) {
+    nsAutoString hexString;
+    colorStr.Right(hexString, colorStr.Length() - 1);
+    if (NS_HexToRGBA(hexString, nsHexColorType::NoAlpha, &thecolor)) {
+      CACHE_COLOR(i, thecolor);
+    }
+  } else if (NS_ColorNameToRGB(colorStr, &thecolor)) {
+    CACHE_COLOR(i, thecolor);
+  }
+}
+
+// static
+void
+nsXPLookAndFeel::OnPrefChanged(const char* aPref, void* aClosure)
+{
+
+  // looping in the same order as in ::Init
+
+  nsDependentCString prefName(aPref);
+  unsigned int i;
+  for (i = 0; i < ArrayLength(sIntPrefs); ++i) {
+    if (prefName.Equals(sIntPrefs[i].name)) {
+      IntPrefChanged(&sIntPrefs[i]);
+      return;
+    }
+  }
+
+  for (i = 0; i < ArrayLength(sFloatPrefs); ++i) {
+    if (prefName.Equals(sFloatPrefs[i].name)) {
+      FloatPrefChanged(&sFloatPrefs[i]);
+      return;
+    }
+  }
+
+  for (i = 0; i < ArrayLength(sColorPrefs); ++i) {
+    if (prefName.Equals(sColorPrefs[i])) {
+      ColorPrefChanged(i, sColorPrefs[i]);
+      return;
+    }
+  }
+}
+
+//
+// Read values from the user's preferences.
+// This is done once at startup, but since the user's preferences
+// haven't actually been read yet at that time, we also have to
+// set a callback to inform us of changes to each pref.
+//
+void
+nsXPLookAndFeel::Init()
+{
+  // Say we're already initialized, and take the chance that it might fail;
+  // protects against some other process writing to our static variables.
+  sInitialized = true;
+
+  // XXX If we could reorganize the pref names, we should separate the branch
+  //     for each types.  Then, we could reduce the unnecessary loop from
+  //     nsXPLookAndFeel::OnPrefChanged().
+  Preferences::RegisterCallback(OnPrefChanged, "ui.");
+  Preferences::RegisterCallback(OnPrefChanged, "accessibility.tabfocus");
+
+  unsigned int i;
+  for (i = 0; i < ArrayLength(sIntPrefs); ++i) {
+    InitFromPref(&sIntPrefs[i]);
+  }
+
+  for (i = 0; i < ArrayLength(sFloatPrefs); ++i) {
+    InitFromPref(&sFloatPrefs[i]);
+  }
+
+  for (i = 0; i < ArrayLength(sColorPrefs); ++i) {
+    InitColorFromPref(i);
+  }
+
+  Preferences::AddBoolVarCache(&sUseNativeColors,
+                               "ui.use_native_colors",
+                               sUseNativeColors);
+  Preferences::AddBoolVarCache(&sUseStandinsForNativeColors,
+                               "ui.use_standins_for_native_colors",
+                               sUseStandinsForNativeColors);
+  Preferences::AddBoolVarCache(&sFindbarModalHighlight,
+                               "findbar.modalHighlight",
+                               sFindbarModalHighlight);
+
+  if (XRE_IsContentProcess()) {
+    mozilla::dom::ContentChild* cc =
+      mozilla::dom::ContentChild::GetSingleton();
+
+    nsTArray<LookAndFeelInt> lookAndFeelIntCache;
+    cc->SendGetLookAndFeelCache(&lookAndFeelIntCache);
+    LookAndFeel::SetIntCache(lookAndFeelIntCache);
+  }
+}
+
+nsXPLookAndFeel::~nsXPLookAndFeel()
+{
+  NS_ASSERTION(sInstance == this,
+               "This destroying instance isn't the singleton instance");
+  sInstance = nullptr;
+}
+
+bool
+nsXPLookAndFeel::IsSpecialColor(ColorID aID, nscolor &aColor)
+{
+  switch (aID) {
+    case eColorID_TextSelectForeground:
+      return (aColor == NS_DONT_CHANGE_COLOR);
+    case eColorID_IMESelectedRawTextBackground:
+    case eColorID_IMESelectedConvertedTextBackground:
+    case eColorID_IMERawInputBackground:
+    case eColorID_IMEConvertedTextBackground:
+    case eColorID_IMESelectedRawTextForeground:
+    case eColorID_IMESelectedConvertedTextForeground:
+    case eColorID_IMERawInputForeground:
+    case eColorID_IMEConvertedTextForeground:
+    case eColorID_IMERawInputUnderline:
+    case eColorID_IMEConvertedTextUnderline:
+    case eColorID_IMESelectedRawTextUnderline:
+    case eColorID_IMESelectedConvertedTextUnderline:
+    case eColorID_SpellCheckerUnderline:
+      return NS_IS_SELECTION_SPECIAL_COLOR(aColor);
+    default:
+      /*
+       * In GetColor(), every color that is not a special color is color
+       * corrected. Use false to make other colors color corrected.
+       */
+      return false;
+  }
+  return false;
+}
+
+bool
+nsXPLookAndFeel::ColorIsNotCSSAccessible(ColorID aID)
+{
+  bool result = false;
+
+  switch (aID) {
+    case eColorID_WindowBackground:
+    case eColorID_WindowForeground:
+    case eColorID_WidgetBackground:
+    case eColorID_WidgetForeground:
+    case eColorID_WidgetSelectBackground:
+    case eColorID_WidgetSelectForeground:
+    case eColorID_Widget3DHighlight:
+    case eColorID_Widget3DShadow:
+    case eColorID_TextBackground:
+    case eColorID_TextForeground:
+    case eColorID_TextSelectBackground:
+    case eColorID_TextSelectForeground:
+    case eColorID_TextSelectBackgroundDisabled:
+    case eColorID_TextSelectBackgroundAttention:
+    case eColorID_TextHighlightBackground:
+    case eColorID_TextHighlightForeground:
+    case eColorID_IMERawInputBackground:
+    case eColorID_IMERawInputForeground:
+    case eColorID_IMERawInputUnderline:
+    case eColorID_IMESelectedRawTextBackground:
+    case eColorID_IMESelectedRawTextForeground:
+    case eColorID_IMESelectedRawTextUnderline:
+    case eColorID_IMEConvertedTextBackground:
+    case eColorID_IMEConvertedTextForeground:
+    case eColorID_IMEConvertedTextUnderline:
+    case eColorID_IMESelectedConvertedTextBackground:
+    case eColorID_IMESelectedConvertedTextForeground:
+    case eColorID_IMESelectedConvertedTextUnderline:
+    case eColorID_SpellCheckerUnderline:
+      result = true;
+      break;
+    default:
+      break;
+  }
+
+  return result;
+}
+
+nscolor
+nsXPLookAndFeel::GetStandinForNativeColor(ColorID aID)
+{
+  nscolor result = NS_RGB(0xFF, 0xFF, 0xFF);
+
+  // The stand-in colors are taken from the Windows 7 Aero theme
+  // except Mac-specific colors which are taken from Mac OS 10.7.
+  switch (aID) {
+    // CSS 2 colors:
+    case eColorID_activeborder:      result = NS_RGB(0xB4, 0xB4, 0xB4); break;
+    case eColorID_activecaption:     result = NS_RGB(0x99, 0xB4, 0xD1); break;
+    case eColorID_appworkspace:      result = NS_RGB(0xAB, 0xAB, 0xAB); break;
+    case eColorID_background:        result = NS_RGB(0x00, 0x00, 0x00); break;
+    case eColorID_buttonface:        result = NS_RGB(0xF0, 0xF0, 0xF0); break;
+    case eColorID_buttonhighlight:   result = NS_RGB(0xFF, 0xFF, 0xFF); break;
+    case eColorID_buttonshadow:      result = NS_RGB(0xA0, 0xA0, 0xA0); break;
+    case eColorID_buttontext:        result = NS_RGB(0x00, 0x00, 0x00); break;
+    case eColorID_captiontext:       result = NS_RGB(0x00, 0x00, 0x00); break;
+    case eColorID_graytext:          result = NS_RGB(0x6D, 0x6D, 0x6D); break;
+    case eColorID_highlight:         result = NS_RGB(0x33, 0x99, 0xFF); break;
+    case eColorID_highlighttext:     result = NS_RGB(0xFF, 0xFF, 0xFF); break;
+    case eColorID_inactiveborder:    result = NS_RGB(0xF4, 0xF7, 0xFC); break;
+    case eColorID_inactivecaption:   result = NS_RGB(0xBF, 0xCD, 0xDB); break;
+    case eColorID_inactivecaptiontext:
+      result = NS_RGB(0x43, 0x4E, 0x54); break;
+    case eColorID_infobackground:    result = NS_RGB(0xFF, 0xFF, 0xE1); break;
+    case eColorID_infotext:          result = NS_RGB(0x00, 0x00, 0x00); break;
+    case eColorID_menu:              result = NS_RGB(0xF0, 0xF0, 0xF0); break;
+    case eColorID_menutext:          result = NS_RGB(0x00, 0x00, 0x00); break;
+    case eColorID_scrollbar:         result = NS_RGB(0xC8, 0xC8, 0xC8); break;
+    case eColorID_threeddarkshadow:  result = NS_RGB(0x69, 0x69, 0x69); break;
+    case eColorID_threedface:        result = NS_RGB(0xF0, 0xF0, 0xF0); break;
+    case eColorID_threedhighlight:   result = NS_RGB(0xFF, 0xFF, 0xFF); break;
+    case eColorID_threedlightshadow: result = NS_RGB(0xE3, 0xE3, 0xE3); break;
+    case eColorID_threedshadow:      result = NS_RGB(0xA0, 0xA0, 0xA0); break;
+    case eColorID_window:            result = NS_RGB(0xFF, 0xFF, 0xFF); break;
+    case eColorID_windowframe:       result = NS_RGB(0x64, 0x64, 0x64); break;
+    case eColorID_windowtext:        result = NS_RGB(0x00, 0x00, 0x00); break;
+    case eColorID__moz_buttondefault:
+      result = NS_RGB(0x69, 0x69, 0x69); break;
+    case eColorID__moz_field:        result = NS_RGB(0xFF, 0xFF, 0xFF); break;
+    case eColorID__moz_fieldtext:    result = NS_RGB(0x00, 0x00, 0x00); break;
+    case eColorID__moz_dialog:       result = NS_RGB(0xF0, 0xF0, 0xF0); break;
+    case eColorID__moz_dialogtext:   result = NS_RGB(0x00, 0x00, 0x00); break;
+    case eColorID__moz_dragtargetzone:
+      result = NS_RGB(0xFF, 0xFF, 0xFF); break;
+    case eColorID__moz_cellhighlight:
+      result = NS_RGB(0xF0, 0xF0, 0xF0); break;
+    case eColorID__moz_cellhighlighttext:
+      result = NS_RGB(0x00, 0x00, 0x00); break;
+    case eColorID__moz_html_cellhighlight:
+      result = NS_RGB(0x33, 0x99, 0xFF); break;
+    case eColorID__moz_html_cellhighlighttext:
+      result = NS_RGB(0xFF, 0xFF, 0xFF); break;
+    case eColorID__moz_buttonhoverface:
+      result = NS_RGB(0xF0, 0xF0, 0xF0); break;
+    case eColorID__moz_buttonhovertext:
+      result = NS_RGB(0x00, 0x00, 0x00); break;
+    case eColorID__moz_menuhover:
+      result = NS_RGB(0x33, 0x99, 0xFF); break;
+    case eColorID__moz_menuhovertext:
+      result = NS_RGB(0x00, 0x00, 0x00); break;
+    case eColorID__moz_menubartext:
+      result = NS_RGB(0x00, 0x00, 0x00); break;
+    case eColorID__moz_menubarhovertext:
+      result = NS_RGB(0x00, 0x00, 0x00); break;
+    case eColorID__moz_oddtreerow:
+      result = NS_RGB(0xFF, 0xFF, 0xFF); break;
+    case eColorID__moz_mac_chrome_active:
+      result = NS_RGB(0xB2, 0xB2, 0xB2); break;
+    case eColorID__moz_mac_chrome_inactive:
+      result = NS_RGB(0xE1, 0xE1, 0xE1); break;
+    case eColorID__moz_mac_focusring:
+      result = NS_RGB(0x60, 0x9D, 0xD7); break;
+    case eColorID__moz_mac_menuselect:
+      result = NS_RGB(0x38, 0x75, 0xD7); break;
+    case eColorID__moz_mac_menushadow:
+      result = NS_RGB(0xA3, 0xA3, 0xA3); break;
+    case eColorID__moz_mac_menutextdisable:
+      result = NS_RGB(0x88, 0x88, 0x88); break;
+    case eColorID__moz_mac_menutextselect:
+      result = NS_RGB(0xFF, 0xFF, 0xFF); break;
+    case eColorID__moz_mac_disabledtoolbartext:
+      result = NS_RGB(0x3F, 0x3F, 0x3F); break;
+    case eColorID__moz_mac_secondaryhighlight:
+      result = NS_RGB(0xD4, 0xD4, 0xD4); break;
+    case eColorID__moz_win_mediatext:
+      result = NS_RGB(0xFF, 0xFF, 0xFF); break;
+    case eColorID__moz_win_communicationstext:
+      result = NS_RGB(0xFF, 0xFF, 0xFF); break;
+    case eColorID__moz_nativehyperlinktext:
+      result = NS_RGB(0x00, 0x66, 0xCC); break;
+    case eColorID__moz_comboboxtext:
+      result = NS_RGB(0x00, 0x00, 0x00); break;
+    case eColorID__moz_combobox:
+      result = NS_RGB(0xFF, 0xFF, 0xFF); break;
+    default:
+      break;
+  }
+
+  return result;
+}
+
+//
+// All these routines will return NS_OK if they have a value,
+// in which case the nsLookAndFeel should use that value;
+// otherwise we'll return NS_ERROR_NOT_AVAILABLE, in which case, the
+// platform-specific nsLookAndFeel should use its own values instead.
+//
+nsresult
+nsXPLookAndFeel::GetColorImpl(ColorID aID, bool aUseStandinsForNativeColors,
+                              nscolor &aResult)
+{
+  if (!sInitialized)
+    Init();
+
+  // define DEBUG_SYSTEM_COLOR_USE if you want to debug system color
+  // use in a skin that uses them.  When set, it will make all system
+  // color pairs that are appropriate for foreground/background
+  // pairing the same.  This means if the skin is using system colors
+  // correctly you will not be able to see *any* text.
+#undef DEBUG_SYSTEM_COLOR_USE
+
+#ifdef DEBUG_SYSTEM_COLOR_USE
+  {
+    nsresult rv = NS_OK;
+    switch (aID) {
+        // css2  http://www.w3.org/TR/REC-CSS2/ui.html#system-colors
+      case eColorID_activecaption:
+          // active window caption background
+      case eColorID_captiontext:
+          // text in active window caption
+        aResult = NS_RGB(0xff, 0x00, 0x00);
+        break;
+
+      case eColorID_highlight:
+          // background of selected item
+      case eColorID_highlighttext:
+          // text of selected item
+        aResult = NS_RGB(0xff, 0xff, 0x00);
+        break;
+
+      case eColorID_inactivecaption:
+          // inactive window caption
+      case eColorID_inactivecaptiontext:
+          // text in inactive window caption
+        aResult = NS_RGB(0x66, 0x66, 0x00);
+        break;
+
+      case eColorID_infobackground:
+          // tooltip background color
+      case eColorID_infotext:
+          // tooltip text color
+        aResult = NS_RGB(0x00, 0xff, 0x00);
+        break;
+
+      case eColorID_menu:
+          // menu background
+      case eColorID_menutext:
+          // menu text
+        aResult = NS_RGB(0x00, 0xff, 0xff);
+        break;
+
+      case eColorID_threedface:
+      case eColorID_buttonface:
+          // 3-D face color
+      case eColorID_buttontext:
+          // text on push buttons
+        aResult = NS_RGB(0x00, 0x66, 0x66);
+        break;
+
+      case eColorID_window:
+      case eColorID_windowtext:
+        aResult = NS_RGB(0x00, 0x00, 0xff);
+        break;
+
+      // from the CSS3 working draft (not yet finalized)
+      // http://www.w3.org/tr/2000/wd-css3-userint-20000216.html#color
+
+      case eColorID__moz_field:
+      case eColorID__moz_fieldtext:
+        aResult = NS_RGB(0xff, 0x00, 0xff);
+        break;
+
+      case eColorID__moz_dialog:
+      case eColorID__moz_dialogtext:
+        aResult = NS_RGB(0x66, 0x00, 0x66);
+        break;
+
+      default:
+        rv = NS_ERROR_NOT_AVAILABLE;
+    }
+    if (NS_SUCCEEDED(rv))
+      return rv;
+  }
+#endif // DEBUG_SYSTEM_COLOR_USE
+
+  if (aUseStandinsForNativeColors &&
+      (ColorIsNotCSSAccessible(aID) || !sUseStandinsForNativeColors)) {
+    aUseStandinsForNativeColors = false;
+  }
+
+  if (!aUseStandinsForNativeColors && IS_COLOR_CACHED(aID)) {
+    aResult = sCachedColors[aID];
+    return NS_OK;
+  }
+
+  // There are no system color settings for these, so set them manually
+  if (aID == eColorID_TextSelectBackgroundDisabled) {
+    // This is used to gray out the selection when it's not focused
+    // Used with nsISelectionController::SELECTION_DISABLED
+    aResult = NS_RGB(0xb0, 0xb0, 0xb0);
+    return NS_OK;
+  }
+
+  if (aID == eColorID_TextSelectBackgroundAttention) {
+    if (sFindbarModalHighlight) {
+      aResult = NS_RGBA(0, 0, 0, 0);
+      return NS_OK;
+    }
+
+    // This makes the selection stand out when typeaheadfind is on
+    // Used with nsISelectionController::SELECTION_ATTENTION
+    aResult = NS_RGB(0x38, 0xd8, 0x78);
+    return NS_OK;
+  }
+
+  if (aID == eColorID_TextHighlightBackground) {
+    // This makes the matched text stand out when findbar highlighting is on
+    // Used with nsISelectionController::SELECTION_FIND
+    aResult = NS_RGB(0xef, 0x0f, 0xff);
+    return NS_OK;
+  }
+
+  if (aID == eColorID_TextHighlightForeground) {
+    // The foreground color for the matched text in findbar highlighting
+    // Used with nsISelectionController::SELECTION_FIND
+    aResult = NS_RGB(0xff, 0xff, 0xff);
+    return NS_OK;
+  }
+
+  if (sUseNativeColors && aUseStandinsForNativeColors) {
+    aResult = GetStandinForNativeColor(aID);
+    return NS_OK;
+  }
+
+  if (sUseNativeColors && NS_SUCCEEDED(NativeGetColor(aID, aResult))) {
+    if ((gfxPlatform::GetCMSMode() == eCMSMode_All) &&
+         !IsSpecialColor(aID, aResult)) {
+      qcms_transform *transform = gfxPlatform::GetCMSInverseRGBTransform();
+      if (transform) {
+        uint8_t color[3];
+        color[0] = NS_GET_R(aResult);
+        color[1] = NS_GET_G(aResult);
+        color[2] = NS_GET_B(aResult);
+        qcms_transform_data(transform, color, color, 1);
+        aResult = NS_RGB(color[0], color[1], color[2]);
+      }
+    }
+
+    CACHE_COLOR(aID, aResult);
+    return NS_OK;
+  }
+
+  return NS_ERROR_NOT_AVAILABLE;
+}
+
+nsresult
+nsXPLookAndFeel::GetIntImpl(IntID aID, int32_t &aResult)
+{
+  if (!sInitialized)
+    Init();
+
+  // Set the default values for these prefs. but allow different platforms
+  // to override them in their nsLookAndFeel if desired.
+  switch (aID) {
+    case eIntID_ScrollButtonLeftMouseButtonAction:
+      aResult = 0;
+      return NS_OK;
+    case eIntID_ScrollButtonMiddleMouseButtonAction:
+      aResult = 3;
+      return NS_OK;
+    case eIntID_ScrollButtonRightMouseButtonAction:
+      aResult = 3;
+      return NS_OK;
+    default:
+      /*
+       * The metrics above are hardcoded platform defaults. All the other
+       * metrics are stored in sIntPrefs and can be changed at runtime.
+       */
+    break;
+  }
+
+  for (unsigned int i = 0; i < ArrayLength(sIntPrefs); ++i) {
+    if (sIntPrefs[i].isSet && (sIntPrefs[i].id == aID)) {
+      aResult = sIntPrefs[i].intVar;
+      return NS_OK;
+    }
+  }
+
+  return NS_ERROR_NOT_AVAILABLE;
+}
+
+nsresult
+nsXPLookAndFeel::GetFloatImpl(FloatID aID, float &aResult)
+{
+  if (!sInitialized)
+    Init();
+
+  for (unsigned int i = 0; i < ArrayLength(sFloatPrefs); ++i) {
+    if (sFloatPrefs[i].isSet && sFloatPrefs[i].id == aID) {
+      aResult = sFloatPrefs[i].floatVar;
+      return NS_OK;
+    }
+  }
+
+  return NS_ERROR_NOT_AVAILABLE;
+}
+
+void
+nsXPLookAndFeel::RefreshImpl()
+{
+  // Wipe out our color cache.
+  uint32_t i;
+  for (i = 0; i < eColorID_LAST_COLOR; i++)
+    sCachedColors[i] = 0;
+  for (i = 0; i < COLOR_CACHE_SIZE; i++)
+    sCachedColorBits[i] = 0;
+}
+
+nsTArray<LookAndFeelInt>
+nsXPLookAndFeel::GetIntCacheImpl()
+{
+  return nsTArray<LookAndFeelInt>();
+}
+
+namespace mozilla {
+
+// static
+nsresult
+LookAndFeel::GetColor(ColorID aID, nscolor* aResult)
+{
+  return nsLookAndFeel::GetInstance()->GetColorImpl(aID, false, *aResult);
+}
+
+nsresult
+LookAndFeel::GetColor(ColorID aID, bool aUseStandinsForNativeColors,
+                      nscolor* aResult)
+{
+  return nsLookAndFeel::GetInstance()->GetColorImpl(aID,
+                                       aUseStandinsForNativeColors, *aResult);
+}
+
+// static
+nsresult
+LookAndFeel::GetInt(IntID aID, int32_t* aResult)
+{
+  return nsLookAndFeel::GetInstance()->GetIntImpl(aID, *aResult);
+}
+
+// static
+nsresult
+LookAndFeel::GetFloat(FloatID aID, float* aResult)
+{
+  return nsLookAndFeel::GetInstance()->GetFloatImpl(aID, *aResult);
+}
+
+// static
+bool
+LookAndFeel::GetFont(FontID aID, nsString& aName, gfxFontStyle& aStyle,
+                     float aDevPixPerCSSPixel)
+{
+  return nsLookAndFeel::GetInstance()->GetFontImpl(aID, aName, aStyle,
+                                                   aDevPixPerCSSPixel);
+}
+
+// static
+char16_t
+LookAndFeel::GetPasswordCharacter()
+{
+  return nsLookAndFeel::GetInstance()->GetPasswordCharacterImpl();
+}
+
+// static
+bool
+LookAndFeel::GetEchoPassword()
+{
+  return nsLookAndFeel::GetInstance()->GetEchoPasswordImpl();
+}
+
+// static
+uint32_t
+LookAndFeel::GetPasswordMaskDelay()
+{
+  return nsLookAndFeel::GetInstance()->GetPasswordMaskDelayImpl();
+}
+
+// static
+void
+LookAndFeel::Refresh()
+{
+  nsLookAndFeel::GetInstance()->RefreshImpl();
+}
+
+// static
+nsTArray<LookAndFeelInt>
+LookAndFeel::GetIntCache()
+{
+  return nsLookAndFeel::GetInstance()->GetIntCacheImpl();
+}
+
+// static
+void
+LookAndFeel::SetIntCache(const nsTArray<LookAndFeelInt>& aLookAndFeelIntCache)
+{
+  return nsLookAndFeel::GetInstance()->SetIntCacheImpl(aLookAndFeelIntCache);
+}
+
+} // namespace mozilla