widget/headless/HeadlessThemeGTK.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
   2  * This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef mozilla_widget_HeadlessThemeGTK_h
   7 #define mozilla_widget_HeadlessThemeGTK_h
   8
   9 #include "nsITheme.h"
  10 #include "nsNativeTheme.h"
  11
  12 namespace mozilla {
  13 namespace widget {
  14
  15 class HeadlessThemeGTK final : private nsNativeTheme, public nsITheme {
  16  public:
  17   NS_DECL_ISUPPORTS_INHERITED
  18
  19   HeadlessThemeGTK() = default;
  20   NS_IMETHOD DrawWidgetBackground(gfxContext* aContext, nsIFrame* aFrame,
  21                                   StyleAppearance aAppearance,
  22                                   const nsRect& aRect,
  23                                   const nsRect& aDirtyRect) override;
  24
  25   MOZ_MUST_USE LayoutDeviceIntMargin
  26   GetWidgetBorder(nsDeviceContext* aContext, nsIFrame* aFrame,
  27                   StyleAppearance aAppearance) override;
  28
  29   bool GetWidgetPadding(nsDeviceContext* aContext, nsIFrame* aFrame,
  30                         StyleAppearance aAppearance,
  31                         LayoutDeviceIntMargin* aResult) override;
  32   NS_IMETHOD GetMinimumWidgetSize(nsPresContext* aPresContext, nsIFrame* aFrame,
  33                                   StyleAppearance aAppearance,
  34                                   mozilla::LayoutDeviceIntSize* aResult,
  35                                   bool* aIsOverridable) override;
  36
  37   NS_IMETHOD WidgetStateChanged(nsIFrame* aFrame, StyleAppearance aAppearance,
  38                                 nsAtom* aAttribute, bool* aShouldRepaint,
  39                                 const nsAttrValue* aOldValue) override;
  40
  41   NS_IMETHOD ThemeChanged() override;
  42
  43   NS_IMETHOD_(bool)
  44   ThemeSupportsWidget(nsPresContext* aPresContext, nsIFrame* aFrame,
  45                       StyleAppearance aAppearance) override;
  46
  47   NS_IMETHOD_(bool) WidgetIsContainer(StyleAppearance aAppearance) override;
  48
  49   NS_IMETHOD_(bool)
  50   ThemeDrawsFocusForWidget(StyleAppearance aAppearance) override;
  51
  52   virtual bool ThemeNeedsComboboxDropmarker() override;
  53
  54  protected:
  55   virtual ~HeadlessThemeGTK() {}
  56 };
  57
  58 }  // namespace widget
  59 }  // namespace mozilla
  60
  61 #endif  // mozilla_widget_HeadlessThemeGTK_h