DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Header

Mercurial (ca88b9fad7d5)

VCS Links

Line Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 * vim: sw=2 ts=8 et :
 */
/* 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/WidgetUtils.h"
#include "mozilla/dom/ContentParent.h"
#include "mozilla/Services.h"
#include "mozilla/Unused.h"
#include "nsContentUtils.h"
#include "nsIBidiKeyboard.h"
#include "nsIStringBundle.h"
#include "nsTArray.h"
#ifdef XP_WIN
#include "WinUtils.h"
#endif
#ifdef MOZ_WIDGET_GTK
#include "mozilla/WidgetUtilsGtk.h"
#endif

namespace mozilla {

gfx::Matrix ComputeTransformForRotation(const nsIntRect& aBounds,
                                        ScreenRotation aRotation) {
  gfx::Matrix transform;
  static const gfx::Float floatPi = static_cast<gfx::Float>(M_PI);

  switch (aRotation) {
    case ROTATION_0:
      break;
    case ROTATION_90:
      transform.PreTranslate(aBounds.Width(), 0);
      transform.PreRotate(floatPi / 2);
      break;
    case ROTATION_180:
      transform.PreTranslate(aBounds.Width(), aBounds.Height());
      transform.PreRotate(floatPi);
      break;
    case ROTATION_270:
      transform.PreTranslate(0, aBounds.Height());
      transform.PreRotate(floatPi * 3 / 2);
      break;
    default:
      MOZ_CRASH("Unknown rotation");
  }
  return transform;
}

gfx::Matrix ComputeTransformForUnRotation(const nsIntRect& aBounds,
                                          ScreenRotation aRotation) {
  gfx::Matrix transform;
  static const gfx::Float floatPi = static_cast<gfx::Float>(M_PI);

  switch (aRotation) {
    case ROTATION_0:
      break;
    case ROTATION_90:
      transform.PreTranslate(0, aBounds.Height());
      transform.PreRotate(floatPi * 3 / 2);
      break;
    case ROTATION_180:
      transform.PreTranslate(aBounds.Width(), aBounds.Height());
      transform.PreRotate(floatPi);
      break;
    case ROTATION_270:
      transform.PreTranslate(aBounds.Width(), 0);
      transform.PreRotate(floatPi / 2);
      break;
    default:
      MOZ_CRASH("Unknown rotation");
  }
  return transform;
}

nsIntRect RotateRect(nsIntRect aRect, const nsIntRect& aBounds,
                     ScreenRotation aRotation) {
  switch (aRotation) {
    case ROTATION_0:
      return aRect;
    case ROTATION_90:
      return nsIntRect(aRect.Y(), aBounds.Width() - aRect.XMost(),
                       aRect.Height(), aRect.Width());
    case ROTATION_180:
      return nsIntRect(aBounds.Width() - aRect.XMost(),
                       aBounds.Height() - aRect.YMost(), aRect.Width(),
                       aRect.Height());
    case ROTATION_270:
      return nsIntRect(aBounds.Height() - aRect.YMost(), aRect.X(),
                       aRect.Height(), aRect.Width());
    default:
      MOZ_CRASH("Unknown rotation");
  }
}

namespace widget {

uint32_t WidgetUtils::IsTouchDeviceSupportPresent() {
#ifdef XP_WIN
  return WinUtils::IsTouchDeviceSupportPresent();
#elif defined(MOZ_WIDGET_GTK)
  return WidgetUtilsGTK::IsTouchDeviceSupportPresent();
#else
  return 0;
#endif
}

// static
void WidgetUtils::SendBidiKeyboardInfoToContent() {
  nsCOMPtr<nsIBidiKeyboard> bidiKeyboard = nsContentUtils::GetBidiKeyboard();
  if (!bidiKeyboard) {
    return;
  }

  bool rtl;
  if (NS_FAILED(bidiKeyboard->IsLangRTL(&rtl))) {
    return;
  }
  bool bidiKeyboards = false;
  bidiKeyboard->GetHaveBidiKeyboards(&bidiKeyboards);

  nsTArray<dom::ContentParent*> children;
  dom::ContentParent::GetAll(children);
  for (uint32_t i = 0; i < children.Length(); i++) {
    Unused << children[i]->SendBidiKeyboardNotify(rtl, bidiKeyboards);
  }
}

// static
void WidgetUtils::GetBrandShortName(nsAString& aBrandName) {
  aBrandName.Truncate();

  nsCOMPtr<nsIStringBundleService> bundleService =
      mozilla::services::GetStringBundleService();

  nsCOMPtr<nsIStringBundle> bundle;
  if (bundleService) {
    bundleService->CreateBundle("chrome://branding/locale/brand.properties",
                                getter_AddRefs(bundle));
  }

  if (bundle) {
    bundle->GetStringFromName("brandShortName", aBrandName);
  }
}

}  // namespace widget
}  // namespace mozilla