widget/gtk/WidgetUtilsGtk.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 WidgetUtilsGtk_h__
   7 #define WidgetUtilsGtk_h__
   8
   9 #include "nsString.h"
  10 #include "nsTArray.h"
  11 #include "mozilla/MozPromise.h"
  12 #include <stdint.h>
  13
  14 typedef struct _GdkDisplay GdkDisplay;
  15 typedef struct _GdkDevice GdkDevice;
  16 typedef struct _GError GError;
  17 typedef union _GdkEvent GdkEvent;
  18 class nsWindow;
  19
  20 namespace mozilla::widget {
  21
  22 class WidgetUtilsGTK {
  23  public:
  24   /* See WidgetUtils::IsTouchDeviceSupportPresent(). */
  25   static int32_t IsTouchDeviceSupportPresent();
  26 };
  27
  28 bool IsMainWindowTransparent();
  29
  30 bool GdkIsWaylandDisplay(GdkDisplay* display);
  31 bool GdkIsX11Display(GdkDisplay* display);
  32
  33 bool GdkIsWaylandDisplay();
  34 bool GdkIsX11Display();
  35
  36 bool IsXWaylandProtocol();
  37
  38 GdkDevice* GdkGetPointer();
  39
  40 // Sets / returns the last mouse press event we processed.
  41 void SetLastMousePressEvent(GdkEvent*);
  42 GdkEvent* GetLastMousePressEvent();
  43
  44 // Return the snap's instance name, or null when not running as a snap.
  45 const char* GetSnapInstanceName();
  46 bool IsRunningUnderSnap();
  47 bool IsRunningUnderFlatpak();
  48 bool IsPackagedAppFileExists();
  49 inline bool IsRunningUnderFlatpakOrSnap() {
  50   return IsRunningUnderFlatpak() || IsRunningUnderSnap();
  51 }
  52
  53 enum class PortalKind {
  54   FilePicker,
  55   MimeHandler,
  56   NativeMessaging,
  57   Settings,
  58   Location,
  59   OpenUri,
  60 };
  61 bool ShouldUsePortal(PortalKind);
  62
  63 // Tries to get a descriptive identifier for the desktop environment that the
  64 // program is running under. Always normalized to lowercase.
  65 // See the implementation for the different environment variables and desktop
  66 // information we try to use.
  67 //
  68 // If we can't find a reasonable environment, the empty string is returned.
  69 const nsCString& GetDesktopEnvironmentIdentifier();
  70 bool IsGnomeDesktopEnvironment();
  71 bool IsKdeDesktopEnvironment();
  72
  73 // Parse text/uri-list
  74 nsTArray<nsCString> ParseTextURIList(const nsACString& data);
  75
  76 using FocusRequestPromise = MozPromise<nsCString, bool, false>;
  77 RefPtr<FocusRequestPromise> RequestWaylandFocusPromise();
  78
  79 bool IsCancelledGError(GError* aGError);
  80
  81 #if defined(MOZ_X11)
  82 // Used by startup notifications
  83 nsCString SynthesizeStartupToken();
  84 void FindLatestUserTime(GdkDisplay* aDisplay, uintptr_t aWindow,
  85                         unsigned long* aLatestTime);
  86 #endif
  87
  88 }  // namespace mozilla::widget
  89
  90 #endif  // WidgetUtilsGtk_h__