widget/headless/HeadlessLookAndFeelGTK.cpp
author Dorel Luca <dluca@mozilla.com>
Mon, 04 Dec 2017 18:01:09 +0200
changeset 394844 58fec9a96e269a57cc6f84bfe3a6dc6800acd955
parent 386585 0d9c6250f99dc4b6aa1a94f5260737d046c52b1e
child 402992 8d628d91d8821ac2bc192cf865afbfec47f97185
permissions -rw-r--r--
Backed out 7 changesets (bug 1377007) for failing build bustage on Linux pgo and faling Cpp's jsapi-tests r=backout on a CLOSED TREE Backed out changeset 9428a4ed7dec (bug 1377007) Backed out changeset 4407b43a8aff (bug 1377007) Backed out changeset 65a37a7f78a5 (bug 1377007) Backed out changeset 276fe6d9b716 (bug 1377007) Backed out changeset 1de46e60ffba (bug 1377007) Backed out changeset 893e303e17ec (bug 1377007) Backed out changeset 081a241e25d4 (bug 1377007)

/* -*- 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 "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;
    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      = NS_FONT_STYLE_NORMAL;
  aFontStyle.weight     = NS_FONT_WEIGHT_NORMAL;
  aFontStyle.stretch    = NS_FONT_STRETCH_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