widget/windows/nsWindowDefs.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 WindowDefs_h__
   7 #define WindowDefs_h__
   8
   9 /*
  10  * nsWindowDefs - nsWindow related definitions, consts, and macros.
  11  */
  12
  13 #include "mozilla/widget/WinMessages.h"
  14 #include "nsBaseWidget.h"
  15 #include "nsdefs.h"
  16 #include "resource.h"
  17
  18 /**************************************************************
  19  *
  20  * SECTION: defines
  21  *
  22  **************************************************************/
  23
  24 // ConstrainPosition window positioning slop value
  25 #define kWindowPositionSlop 20
  26
  27 // Origin of the system context menu when displayed in full screen mode
  28 #define MOZ_SYSCONTEXT_X_POS 20
  29 #define MOZ_SYSCONTEXT_Y_POS 20
  30
  31 // Don't put more than this many rects in the dirty region, just fluff
  32 // out to the bounding-box if there are more
  33 #define MAX_RECTS_IN_REGION 100
  34
  35 // Tablet PC Mouse Input Source
  36 #define TABLET_INK_SIGNATURE 0xFFFFFF00
  37 #define TABLET_INK_CHECK 0xFF515700
  38 #define TABLET_INK_TOUCH 0x00000080
  39 #define TABLET_INK_ID_MASK 0x0000007F
  40 #define MOUSE_INPUT_SOURCE() WinUtils::GetMouseInputSource()
  41 #define MOUSE_POINTERID() WinUtils::GetMousePointerID()
  42
  43 /**************************************************************
  44  *
  45  * SECTION: constants
  46  *
  47  **************************************************************/
  48
  49 /*
  50  * Native windows class names
  51  *
  52  * ::: IMPORTANT :::
  53  *
  54  * External apps and drivers depend on window class names.
  55  * For example, changing the window classes could break
  56  * touchpad scrolling or screen readers.
  57  *
  58  * See bug 1776498.
  59  */
  60 const wchar_t kClassNameHidden[] = L"MozillaHiddenWindowClass";
  61 const wchar_t kClassNameGeneral[] = L"MozillaWindowClass";
  62 const wchar_t kClassNameDialog[] = L"MozillaDialogClass";
  63 const wchar_t kClassNameDropShadow[] = L"MozillaDropShadowWindowClass";
  64 const wchar_t kClassNameTemp[] = L"MozillaTempWindowClass";
  65 const wchar_t kClassNameTransition[] = L"MozillaTransitionWindowClass";
  66
  67 /**************************************************************
  68  *
  69  * SECTION: structs
  70  *
  71  **************************************************************/
  72
  73 // Used for synthesizing events
  74 struct KeyPair {
  75   uint8_t mGeneral;
  76   uint8_t mSpecific;
  77   uint16_t mScanCode;
  78   KeyPair(uint32_t aGeneral, uint32_t aSpecific)
  79       : mGeneral(aGeneral & 0xFF),
  80         mSpecific(aSpecific & 0xFF),
  81         mScanCode((aGeneral & 0xFFFF0000) >> 16) {}
  82   KeyPair(uint8_t aGeneral, uint8_t aSpecific, uint16_t aScanCode)
  83       : mGeneral(aGeneral), mSpecific(aSpecific), mScanCode(aScanCode) {}
  84 };
  85
  86 #if (WINVER < 0x0600)
  87 struct TITLEBARINFOEX {
  88   DWORD cbSize;
  89   RECT rcTitleBar;
  90   DWORD rgstate[CCHILDREN_TITLEBAR + 1];
  91   RECT rgrect[CCHILDREN_TITLEBAR + 1];
  92 };
  93 #endif
  94
  95 namespace mozilla {
  96 namespace widget {
  97
  98 struct MSGResult {
  99   // Result for the message.
 100   LRESULT& mResult;
 101   // If mConsumed is true, the caller shouldn't call next wndproc.
 102   bool mConsumed;
 103
 104   explicit MSGResult(LRESULT* aResult = nullptr)
 105       : mResult(aResult ? *aResult : mDefaultResult), mConsumed(false) {}
 106
 107  private:
 108   LRESULT mDefaultResult;
 109 };
 110
 111 }  // namespace widget
 112 }  // namespace mozilla
 113
 114 /**************************************************************
 115  *
 116  * SECTION: macros
 117  *
 118  **************************************************************/
 119
 120 #define NSRGB_2_COLOREF(color) \
 121   RGB(NS_GET_R(color), NS_GET_G(color), NS_GET_B(color))
 122 #define COLOREF_2_NSRGB(color) \
 123   NS_RGB(GetRValue(color), GetGValue(color), GetBValue(color))
 124
 125 #define VERIFY_WINDOW_STYLE(s)                                         \
 126   NS_ASSERTION(((s) & (WS_CHILD | WS_POPUP)) != (WS_CHILD | WS_POPUP), \
 127                "WS_POPUP and WS_CHILD are mutually exclusive")
 128
 129 #endif /* WindowDefs_h__ */