The Tor Browser: widget/windows/nsUXThemeData.h@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* vim: se cin sw=2 ts=2 et : */

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

     3  *

     4  * This Source Code Form is subject to the terms of the Mozilla Public

     5  * License, v. 2.0. If a copy of the MPL was not distributed with this

     6  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     7 #ifndef __UXThemeData_h__

     8 #define __UXThemeData_h__

     9 #include <windows.h>

    10 #include <uxtheme.h>

    12 #include "nscore.h"

    13 #include "mozilla/LookAndFeel.h"

    14 #include "WinUtils.h"

    16 #include <dwmapi.h>

    18 #include "nsWindowDefs.h"

    20 // These window messages are not defined in dwmapi.h

    21 #ifndef WM_DWMCOMPOSITIONCHANGED

    22 #define WM_DWMCOMPOSITIONCHANGED        0x031E

    23 #endif

    25 // Windows 7 additions

    26 #ifndef WM_DWMSENDICONICTHUMBNAIL

    27 #define WM_DWMSENDICONICTHUMBNAIL 0x0323

    28 #define WM_DWMSENDICONICLIVEPREVIEWBITMAP 0x0326

    29 #endif

    31 #define DWMWA_FORCE_ICONIC_REPRESENTATION 7

    32 #define DWMWA_HAS_ICONIC_BITMAP           10

    34 enum nsUXThemeClass {

    35   eUXButton = 0,

    36   eUXEdit,

    37   eUXTooltip,

    38   eUXRebar,

    39   eUXMediaRebar,

    40   eUXCommunicationsRebar,

    41   eUXBrowserTabBarRebar,

    42   eUXToolbar,

    43   eUXMediaToolbar,

    44   eUXCommunicationsToolbar,

    45   eUXProgress,

    46   eUXTab,

    47   eUXScrollbar,

    48   eUXTrackbar,

    49   eUXSpin,

    50   eUXStatus,

    51   eUXCombobox,

    52   eUXHeader,

    53   eUXListview,

    54   eUXMenu,

    55   eUXWindowFrame,

    56   eUXNumClasses

    57 };

    59 // Native windows style constants

    60 enum WindowsTheme {

    61   WINTHEME_UNRECOGNIZED = 0,

    62   WINTHEME_CLASSIC      = 1, // no theme

    63   WINTHEME_AERO         = 2,

    64   WINTHEME_LUNA         = 3,

    65   WINTHEME_ROYALE       = 4,

    66   WINTHEME_ZUNE         = 5,

    67   WINTHEME_AERO_LITE    = 6

    68 };

    69 enum WindowsThemeColor {

    70   WINTHEMECOLOR_UNRECOGNIZED = 0,

    71   WINTHEMECOLOR_NORMAL       = 1,

    72   WINTHEMECOLOR_HOMESTEAD    = 2,

    73   WINTHEMECOLOR_METALLIC     = 3

    74 };

    76 #define CMDBUTTONIDX_MINIMIZE    0

    77 #define CMDBUTTONIDX_RESTORE     1

    78 #define CMDBUTTONIDX_CLOSE       2

    79 #define CMDBUTTONIDX_BUTTONBOX   3

    81 class nsUXThemeData {

    82   static HMODULE sThemeDLL;

    83   static HANDLE sThemes[eUXNumClasses];

    85   static const wchar_t *GetClassName(nsUXThemeClass);

    87 public:

    88   static const wchar_t kThemeLibraryName[];

    89   static bool sFlatMenus;

    90   static bool sTitlebarInfoPopulatedAero;

    91   static bool sTitlebarInfoPopulatedThemed;

    92   static SIZE sCommandButtons[4];

    93   static mozilla::LookAndFeel::WindowsTheme sThemeId;

    94   static bool sIsDefaultWindowsTheme;

    95   static bool sIsHighContrastOn;

    97   static void Initialize();

    98   static void Teardown();

    99   static void Invalidate();

   100   static HANDLE GetTheme(nsUXThemeClass cls);

   101   static HMODULE GetThemeDLL();

   103   // nsWindow calls this to update desktop settings info

   104   static void InitTitlebarInfo();

   105   static void UpdateTitlebarInfo(HWND aWnd);

   107   static void UpdateNativeThemeInfo();

   108   static mozilla::LookAndFeel::WindowsTheme GetNativeThemeId();

   109   static bool IsDefaultWindowTheme();

   110   static bool IsHighContrastOn();

   112   // This method returns the cached compositor state. Most

   113   // callers should call without the argument. The cache

   114   // should be modified only when the application receives

   115   // WM_DWMCOMPOSITIONCHANGED. This rule prevents inconsistent

   116   // results for two or more calls which check the state during

   117   // composition transition.

   118   static bool CheckForCompositor(bool aUpdateCache = false);

   119 };

   120 #endif // __UXThemeData_h__

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