/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* 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 "HeadlessLookAndFeel.h"

#include "mozilla/FontPropertyTypes.h"

#include "nsIContent.h"

using mozilla::LookAndFeel;

namespace mozilla {

namespace widget {

static const char16_t UNICODE_BULLET = 0x2022;

HeadlessLookAndFeel::HeadlessLookAndFeel()

{

}

HeadlessLookAndFeel::~HeadlessLookAndFeel()

{

}

nsresult

HeadlessLookAndFeel::NativeGetColor(ColorID aID, nscolor& aColor)

{

  // For headless mode, we use GetStandinForNativeColor for everything we can,

  // and hardcoded values for everything else.

  nsresult res = NS_OK;

  switch (aID) {

    // Override the solid black that GetStandinForNativeColor provides for

    // -moz-FieldText, to match our behavior under the real GTK.

    case eColorID__moz_fieldtext:

      aColor = NS_RGB(0x21, 0x21, 0x21);

      break;

    // The rest are not provided by GetStandinForNativeColor.

    case eColorID_IMESelectedRawTextBackground:

    case eColorID_IMESelectedConvertedTextBackground:

    case eColorID_IMERawInputBackground:

    case eColorID_IMEConvertedTextBackground:

      aColor = NS_TRANSPARENT;

      break;

    case eColorID_IMESelectedRawTextForeground:

    case eColorID_IMESelectedConvertedTextForeground:

    case eColorID_IMERawInputForeground:

    case eColorID_IMEConvertedTextForeground:

      aColor = NS_SAME_AS_FOREGROUND_COLOR;

      break;

    case eColorID_IMERawInputUnderline:

    case eColorID_IMEConvertedTextUnderline:

      aColor = NS_40PERCENT_FOREGROUND_COLOR;

      break;

    case eColorID_IMESelectedRawTextUnderline:

    case eColorID_IMESelectedConvertedTextUnderline:

      aColor = NS_SAME_AS_FOREGROUND_COLOR;

      break;

    case eColorID__moz_eventreerow:

      aColor = NS_RGB(0xff,0xff,0xff);

      break;

    case eColorID__moz_gtk_info_bar_text:

      aColor = NS_RGB(0x00,0x00,0x00);

      break;

    case eColorID__moz_mac_buttonactivetext:

    case eColorID__moz_mac_defaultbuttontext:

      aColor = NS_RGB(0xff,0xff,0xff);

      break;

    case eColorID_SpellCheckerUnderline:

      aColor = NS_RGB(0xff, 0x00, 0x00);

      break;

    case eColorID_TextBackground:

      aColor = NS_RGB(0xff,0xff,0xff);

      break;

    case eColorID_TextForeground:

      aColor = NS_RGB(0x00,0x00,0x00);

      break;

    case eColorID_TextHighlightBackground:

      aColor = NS_RGB(0xef, 0x0f, 0xff);

      break;

    case eColorID_TextHighlightForeground:

      aColor = NS_RGB(0xff, 0xff, 0xff);

      break;

    case eColorID_TextSelectBackground:

      aColor = NS_RGB(0xaa,0xaa,0xaa);

      break;

    case eColorID_TextSelectBackgroundAttention:

      aColor = NS_TRANSPARENT;

      break;

    case eColorID_TextSelectBackgroundDisabled:

      aColor = NS_RGB(0xaa,0xaa,0xaa);

      break;

    case eColorID_TextSelectForeground:

      GetColor(eColorID_TextSelectBackground, aColor);

      if (aColor == 0x000000)

        aColor = NS_RGB(0xff,0xff,0xff);

      else

        aColor = NS_DONT_CHANGE_COLOR;

      break;

    case eColorID_Widget3DHighlight:

      aColor = NS_RGB(0xa0,0xa0,0xa0);

      break;

    case eColorID_Widget3DShadow:

      aColor = NS_RGB(0x40,0x40,0x40);

      break;

    case eColorID_WidgetBackground:

      aColor = NS_RGB(0xdd,0xdd,0xdd);

      break;

    case eColorID_WidgetForeground:

      aColor = NS_RGB(0x00,0x00,0x00);

      break;

    case eColorID_WidgetSelectBackground:

      aColor = NS_RGB(0x80,0x80,0x80);

      break;

    case eColorID_WidgetSelectForeground:

      aColor = NS_RGB(0x00,0x00,0x80);

      break;

    case eColorID_WindowBackground:

      aColor = NS_RGB(0xff,0xff,0xff);

      break;

    case eColorID_WindowForeground:

      aColor = NS_RGB(0x00,0x00,0x00);

      break;

    default:

      aColor = GetStandinForNativeColor(aID);

      break;

  }

  return res;

}

nsresult

HeadlessLookAndFeel::GetIntImpl(IntID aID, int32_t &aResult)

{

  nsresult res = nsXPLookAndFeel::GetIntImpl(aID, aResult);

  if (NS_SUCCEEDED(res))

    return res;

  res = NS_OK;

  // These values should be sane defaults for headless mode under GTK.

  switch (aID) {

    case eIntID_CaretBlinkTime:

      aResult = 567;

      break;

    case eIntID_CaretWidth:

      aResult = 1;

      break;

    case eIntID_ShowCaretDuringSelection:

      aResult = 0;

      break;

    case eIntID_SelectTextfieldsOnKeyFocus:

      aResult = 1;

      break;

    case eIntID_SubmenuDelay:

      aResult = 200;

      break;

    case eIntID_MenusCanOverlapOSBar:

      aResult = 0;

      break;

    case eIntID_UseOverlayScrollbars:

      aResult = 0;

      break;

    case eIntID_AllowOverlayScrollbarsOverlap:

      aResult = 0;

      break;

    case eIntID_ShowHideScrollbars:

      aResult = 0;

      break;

    case eIntID_SkipNavigatingDisabledMenuItem:

      aResult = 1;

      break;

    case eIntID_DragThresholdX:

    case eIntID_DragThresholdY:

      aResult = 4;

      break;

    case eIntID_UseAccessibilityTheme:

      aResult = 0;

      break;

    case eIntID_ScrollArrowStyle:

      aResult = eScrollArrow_None;

      break;

    case eIntID_ScrollSliderStyle:

      aResult = eScrollThumbStyle_Proportional;

      break;

    case eIntID_ScrollButtonLeftMouseButtonAction:

      aResult = 0;

      return NS_OK;

    case eIntID_ScrollButtonMiddleMouseButtonAction:

      aResult = 3;

      return NS_OK;

    case eIntID_ScrollButtonRightMouseButtonAction:

      aResult = 3;

      return NS_OK;

    case eIntID_TreeOpenDelay:

      aResult = 1000;

      break;

    case eIntID_TreeCloseDelay:

      aResult = 1000;

      break;

    case eIntID_TreeLazyScrollDelay:

      aResult = 150;

      break;

    case eIntID_TreeScrollDelay:

      aResult = 100;

      break;

    case eIntID_TreeScrollLinesMax:

      aResult = 3;

      break;

    case eIntID_TabFocusModel:

      aResult = nsIContent::eTabFocus_textControlsMask;

      break;

    case eIntID_ChosenMenuItemsShouldBlink:

      aResult = 1;

      break;

    case eIntID_WindowsAccentColorInTitlebar:

    case eIntID_WindowsDefaultTheme:

    case eIntID_DWMCompositor:

      aResult = 0;

      res = NS_ERROR_NOT_IMPLEMENTED;

      break;

    case eIntID_WindowsClassic:

    case eIntID_WindowsGlass:

      aResult = 0;

      res = NS_ERROR_FAILURE;

      break;

    case eIntID_TouchEnabled:

    case eIntID_MacGraphiteTheme:

    case eIntID_MacYosemiteTheme:

      aResult = 0;

      res = NS_ERROR_NOT_IMPLEMENTED;

      break;

    case eIntID_AlertNotificationOrigin:

      aResult = NS_ALERT_TOP;

      break;

    case eIntID_ScrollToClick:

      aResult = 0;

      break;

    case eIntID_IMERawInputUnderlineStyle:

    case eIntID_IMESelectedRawTextUnderlineStyle:

    case eIntID_IMEConvertedTextUnderlineStyle:

    case eIntID_IMESelectedConvertedTextUnderline:

      aResult = NS_STYLE_TEXT_DECORATION_STYLE_SOLID;

      break;

    case eIntID_SpellCheckerUnderlineStyle:

      aResult = NS_STYLE_TEXT_DECORATION_STYLE_DOTTED;

      break;

    case eIntID_MenuBarDrag:

      aResult = 0;

      break;

    case eIntID_WindowsThemeIdentifier:

    case eIntID_OperatingSystemVersionIdentifier:

      aResult = 0;

      res = NS_ERROR_NOT_IMPLEMENTED;

      break;

    case eIntID_ScrollbarButtonAutoRepeatBehavior:

      aResult = 0;

      break;

    case eIntID_TooltipDelay:

      aResult = 500;

      break;

    case eIntID_SwipeAnimationEnabled:

      aResult = 0;

      break;

    case eIntID_ScrollbarDisplayOnMouseMove:

      aResult = 0;

      break;

    case eIntID_ScrollbarFadeBeginDelay:

      aResult = 0;

      break;

    case eIntID_ScrollbarFadeDuration:

      aResult = 0;

      break;

    case eIntID_ContextMenuOffsetVertical:

      aResult = -6;

      break;

    case eIntID_ContextMenuOffsetHorizontal:

      aResult = 1;

      break;

    case eIntID_GTKCSDAvailable:

      aResult = 0;

      break;

    case eIntID_GTKCSDMinimizeButton:

      aResult = 0;

      break;

    case eIntID_GTKCSDMaximizeButton:

      aResult = 0;

      break;

    case eIntID_GTKCSDCloseButton:

      aResult = 1;

      break;

    default:

      NS_WARNING("HeadlessLookAndFeel::GetIntImpl called with an unrecognized aID");

      aResult = 0;

      res = NS_ERROR_FAILURE;

      break;

  }

  return res;

}

nsresult

HeadlessLookAndFeel::GetFloatImpl(FloatID aID, float &aResult)

{

  nsresult res = nsXPLookAndFeel::GetFloatImpl(aID, aResult);

  if (NS_SUCCEEDED(res))

    return res;

  res = NS_OK;

  // Hardcoded values for GTK.

  switch (aID) {

    case eFloatID_IMEUnderlineRelativeSize:

      aResult = 1.0f;

      break;

    case eFloatID_SpellCheckerUnderlineRelativeSize:

      aResult = 1.0f;

      break;

    case eFloatID_CaretAspectRatio:

      // Intentionally failing to quietly indicate lack of support.

      aResult = -1.0;

      res = NS_ERROR_FAILURE;

      break;

    default:

      NS_WARNING("HeadlessLookAndFeel::GetFloatImpl called with an unrecognized aID");

      aResult = -1.0;

      res = NS_ERROR_FAILURE;

      break;

  }

  return res;

}

bool

HeadlessLookAndFeel::GetFontImpl(FontID aID, nsString& aFontName,

               gfxFontStyle& aFontStyle,

               float aDevPixPerCSSPixel)

{

  // Default to san-serif for everything.

  aFontStyle.style      = FontSlantStyle::Normal();

  aFontStyle.weight     = FontWeight::Normal();

  aFontStyle.stretch    = FontStretch::Normal();

  aFontStyle.size       = 14 * aDevPixPerCSSPixel;

  aFontStyle.systemFont = true;

  aFontName.AssignLiteral("sans-serif");

  return true;

}

char16_t

HeadlessLookAndFeel::GetPasswordCharacterImpl()

{

  return UNICODE_BULLET;

}

void

HeadlessLookAndFeel::RefreshImpl()

{

  nsXPLookAndFeel::RefreshImpl();

}

bool

HeadlessLookAndFeel::GetEchoPasswordImpl() {

  return false;

}

} // namespace widget

} // namespace mozilla