зеркало из https://github.com/mozilla/gecko-dev.git
912 строки
26 KiB
C++
Executable File
912 строки
26 KiB
C++
Executable File
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* 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 "nsLookAndFeel.h"
|
|
#include <windows.h>
|
|
#include <shellapi.h>
|
|
#include "nsStyleConsts.h"
|
|
#include "nsUXThemeData.h"
|
|
#include "nsUXThemeConstants.h"
|
|
#include "WinUtils.h"
|
|
#include "mozilla/FontPropertyTypes.h"
|
|
#include "mozilla/Telemetry.h"
|
|
#include "mozilla/WindowsVersion.h"
|
|
#include "gfxFontConstants.h"
|
|
|
|
|
|
using namespace mozilla;
|
|
using namespace mozilla::widget;
|
|
|
|
//static
|
|
LookAndFeel::OperatingSystemVersion
|
|
nsLookAndFeel::GetOperatingSystemVersion()
|
|
{
|
|
static OperatingSystemVersion version = eOperatingSystemVersion_Unknown;
|
|
|
|
if (version != eOperatingSystemVersion_Unknown) {
|
|
return version;
|
|
}
|
|
|
|
if (IsWin10OrLater()) {
|
|
version = eOperatingSystemVersion_Windows10;
|
|
} else if (IsWin8OrLater()) {
|
|
version = eOperatingSystemVersion_Windows8;
|
|
} else {
|
|
version = eOperatingSystemVersion_Windows7;
|
|
}
|
|
|
|
return version;
|
|
}
|
|
|
|
static nsresult GetColorFromTheme(nsUXThemeClass cls,
|
|
int32_t aPart,
|
|
int32_t aState,
|
|
int32_t aPropId,
|
|
nscolor &aColor)
|
|
{
|
|
COLORREF color;
|
|
HRESULT hr = GetThemeColor(nsUXThemeData::GetTheme(cls), aPart, aState, aPropId, &color);
|
|
if (hr == S_OK)
|
|
{
|
|
aColor = COLOREF_2_NSRGB(color);
|
|
return NS_OK;
|
|
}
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
static int32_t GetSystemParam(long flag, int32_t def)
|
|
{
|
|
DWORD value;
|
|
return ::SystemParametersInfo(flag, 0, &value, 0) ? value : def;
|
|
}
|
|
|
|
nsLookAndFeel::nsLookAndFeel()
|
|
: nsXPLookAndFeel()
|
|
, mUseAccessibilityTheme(0)
|
|
, mUseDefaultTheme(0)
|
|
, mNativeThemeId(eWindowsTheme_Generic)
|
|
, mCaretBlinkTime(-1)
|
|
, mHasColorMenuHoverText(false)
|
|
, mHasColorAccent(false)
|
|
, mHasColorAccentText(false)
|
|
, mHasColorMediaText(false)
|
|
, mHasColorCommunicationsText(false)
|
|
, mInitialized(false)
|
|
{
|
|
mozilla::Telemetry::Accumulate(mozilla::Telemetry::TOUCH_ENABLED_DEVICE,
|
|
WinUtils::IsTouchDeviceSupportPresent());
|
|
}
|
|
|
|
nsLookAndFeel::~nsLookAndFeel()
|
|
{
|
|
}
|
|
|
|
void
|
|
nsLookAndFeel::NativeInit()
|
|
{
|
|
EnsureInit();
|
|
}
|
|
|
|
/* virtual */ void
|
|
nsLookAndFeel::RefreshImpl()
|
|
{
|
|
nsXPLookAndFeel::RefreshImpl();
|
|
|
|
for (auto e = mSystemFontCache.begin(), end = mSystemFontCache.end();
|
|
e != end; ++e) {
|
|
e->mCacheValid = false;
|
|
}
|
|
mCaretBlinkTime = -1;
|
|
|
|
mInitialized = false;
|
|
}
|
|
|
|
nsresult
|
|
nsLookAndFeel::NativeGetColor(ColorID aID, nscolor &aColor)
|
|
{
|
|
EnsureInit();
|
|
|
|
nsresult res = NS_OK;
|
|
|
|
int idx;
|
|
switch (aID) {
|
|
case eColorID_WindowBackground:
|
|
idx = COLOR_WINDOW;
|
|
break;
|
|
case eColorID_WindowForeground:
|
|
idx = COLOR_WINDOWTEXT;
|
|
break;
|
|
case eColorID_WidgetBackground:
|
|
idx = COLOR_BTNFACE;
|
|
break;
|
|
case eColorID_WidgetForeground:
|
|
idx = COLOR_BTNTEXT;
|
|
break;
|
|
case eColorID_WidgetSelectBackground:
|
|
idx = COLOR_HIGHLIGHT;
|
|
break;
|
|
case eColorID_WidgetSelectForeground:
|
|
idx = COLOR_HIGHLIGHTTEXT;
|
|
break;
|
|
case eColorID_Widget3DHighlight:
|
|
idx = COLOR_BTNHIGHLIGHT;
|
|
break;
|
|
case eColorID_Widget3DShadow:
|
|
idx = COLOR_BTNSHADOW;
|
|
break;
|
|
case eColorID_TextBackground:
|
|
idx = COLOR_WINDOW;
|
|
break;
|
|
case eColorID_TextForeground:
|
|
idx = COLOR_WINDOWTEXT;
|
|
break;
|
|
case eColorID_TextSelectBackground:
|
|
case eColorID_IMESelectedRawTextBackground:
|
|
case eColorID_IMESelectedConvertedTextBackground:
|
|
idx = COLOR_HIGHLIGHT;
|
|
break;
|
|
case eColorID_TextSelectForeground:
|
|
case eColorID_IMESelectedRawTextForeground:
|
|
case eColorID_IMESelectedConvertedTextForeground:
|
|
idx = COLOR_HIGHLIGHTTEXT;
|
|
break;
|
|
case eColorID_IMERawInputBackground:
|
|
case eColorID_IMEConvertedTextBackground:
|
|
aColor = NS_TRANSPARENT;
|
|
return NS_OK;
|
|
case eColorID_IMERawInputForeground:
|
|
case eColorID_IMEConvertedTextForeground:
|
|
aColor = NS_SAME_AS_FOREGROUND_COLOR;
|
|
return NS_OK;
|
|
case eColorID_IMERawInputUnderline:
|
|
case eColorID_IMEConvertedTextUnderline:
|
|
aColor = NS_SAME_AS_FOREGROUND_COLOR;
|
|
return NS_OK;
|
|
case eColorID_IMESelectedRawTextUnderline:
|
|
case eColorID_IMESelectedConvertedTextUnderline:
|
|
aColor = NS_TRANSPARENT;
|
|
return NS_OK;
|
|
case eColorID_SpellCheckerUnderline:
|
|
aColor = NS_RGB(0xff, 0, 0);
|
|
return NS_OK;
|
|
|
|
// New CSS 2 Color definitions
|
|
case eColorID_activeborder:
|
|
idx = COLOR_ACTIVEBORDER;
|
|
break;
|
|
case eColorID_activecaption:
|
|
idx = COLOR_ACTIVECAPTION;
|
|
break;
|
|
case eColorID_appworkspace:
|
|
idx = COLOR_APPWORKSPACE;
|
|
break;
|
|
case eColorID_background:
|
|
idx = COLOR_BACKGROUND;
|
|
break;
|
|
case eColorID_buttonface:
|
|
case eColorID__moz_buttonhoverface:
|
|
idx = COLOR_BTNFACE;
|
|
break;
|
|
case eColorID_buttonhighlight:
|
|
idx = COLOR_BTNHIGHLIGHT;
|
|
break;
|
|
case eColorID_buttonshadow:
|
|
idx = COLOR_BTNSHADOW;
|
|
break;
|
|
case eColorID_buttontext:
|
|
case eColorID__moz_buttonhovertext:
|
|
idx = COLOR_BTNTEXT;
|
|
break;
|
|
case eColorID_captiontext:
|
|
idx = COLOR_CAPTIONTEXT;
|
|
break;
|
|
case eColorID_graytext:
|
|
idx = COLOR_GRAYTEXT;
|
|
break;
|
|
case eColorID_highlight:
|
|
case eColorID__moz_html_cellhighlight:
|
|
case eColorID__moz_menuhover:
|
|
idx = COLOR_HIGHLIGHT;
|
|
break;
|
|
case eColorID__moz_menubarhovertext:
|
|
if (!IsAppThemed()) {
|
|
idx = nsUXThemeData::sFlatMenus ?
|
|
COLOR_HIGHLIGHTTEXT :
|
|
COLOR_MENUTEXT;
|
|
break;
|
|
}
|
|
// Fall through
|
|
case eColorID__moz_menuhovertext:
|
|
if (mHasColorMenuHoverText) {
|
|
aColor = mColorMenuHoverText;
|
|
return NS_OK;
|
|
}
|
|
// Fall through
|
|
case eColorID_highlighttext:
|
|
case eColorID__moz_html_cellhighlighttext:
|
|
idx = COLOR_HIGHLIGHTTEXT;
|
|
break;
|
|
case eColorID_inactiveborder:
|
|
idx = COLOR_INACTIVEBORDER;
|
|
break;
|
|
case eColorID_inactivecaption:
|
|
idx = COLOR_INACTIVECAPTION;
|
|
break;
|
|
case eColorID_inactivecaptiontext:
|
|
idx = COLOR_INACTIVECAPTIONTEXT;
|
|
break;
|
|
case eColorID_infobackground:
|
|
idx = COLOR_INFOBK;
|
|
break;
|
|
case eColorID_infotext:
|
|
idx = COLOR_INFOTEXT;
|
|
break;
|
|
case eColorID_menu:
|
|
idx = COLOR_MENU;
|
|
break;
|
|
case eColorID_menutext:
|
|
case eColorID__moz_menubartext:
|
|
idx = COLOR_MENUTEXT;
|
|
break;
|
|
case eColorID_scrollbar:
|
|
idx = COLOR_SCROLLBAR;
|
|
break;
|
|
case eColorID_threeddarkshadow:
|
|
idx = COLOR_3DDKSHADOW;
|
|
break;
|
|
case eColorID_threedface:
|
|
idx = COLOR_3DFACE;
|
|
break;
|
|
case eColorID_threedhighlight:
|
|
idx = COLOR_3DHIGHLIGHT;
|
|
break;
|
|
case eColorID_threedlightshadow:
|
|
idx = COLOR_3DLIGHT;
|
|
break;
|
|
case eColorID_threedshadow:
|
|
idx = COLOR_3DSHADOW;
|
|
break;
|
|
case eColorID_window:
|
|
idx = COLOR_WINDOW;
|
|
break;
|
|
case eColorID_windowframe:
|
|
idx = COLOR_WINDOWFRAME;
|
|
break;
|
|
case eColorID_windowtext:
|
|
idx = COLOR_WINDOWTEXT;
|
|
break;
|
|
case eColorID__moz_eventreerow:
|
|
case eColorID__moz_oddtreerow:
|
|
case eColorID__moz_field:
|
|
case eColorID__moz_combobox:
|
|
idx = COLOR_WINDOW;
|
|
break;
|
|
case eColorID__moz_fieldtext:
|
|
case eColorID__moz_comboboxtext:
|
|
idx = COLOR_WINDOWTEXT;
|
|
break;
|
|
case eColorID__moz_dialog:
|
|
case eColorID__moz_cellhighlight:
|
|
idx = COLOR_3DFACE;
|
|
break;
|
|
case eColorID__moz_win_accentcolor:
|
|
if (mHasColorAccent) {
|
|
aColor = mColorAccent;
|
|
} else {
|
|
// Seems to be the default color (hardcoded because of bug 1065998)
|
|
aColor = NS_RGB(158, 158, 158);
|
|
}
|
|
return NS_OK;
|
|
case eColorID__moz_win_accentcolortext:
|
|
if (mHasColorAccentText) {
|
|
aColor = mColorAccentText;
|
|
} else {
|
|
aColor = NS_RGB(0, 0, 0);
|
|
}
|
|
return NS_OK;
|
|
case eColorID__moz_win_mediatext:
|
|
if (mHasColorMediaText) {
|
|
aColor = mColorMediaText;
|
|
return NS_OK;
|
|
}
|
|
// if we've gotten here just return -moz-dialogtext instead
|
|
idx = COLOR_WINDOWTEXT;
|
|
break;
|
|
case eColorID__moz_win_communicationstext:
|
|
if (mHasColorCommunicationsText) {
|
|
aColor = mColorCommunicationsText;
|
|
return NS_OK;
|
|
}
|
|
// if we've gotten here just return -moz-dialogtext instead
|
|
idx = COLOR_WINDOWTEXT;
|
|
break;
|
|
case eColorID__moz_dialogtext:
|
|
case eColorID__moz_cellhighlighttext:
|
|
idx = COLOR_WINDOWTEXT;
|
|
break;
|
|
case eColorID__moz_dragtargetzone:
|
|
idx = COLOR_HIGHLIGHTTEXT;
|
|
break;
|
|
case eColorID__moz_buttondefault:
|
|
idx = COLOR_3DDKSHADOW;
|
|
break;
|
|
case eColorID__moz_nativehyperlinktext:
|
|
idx = COLOR_HOTLIGHT;
|
|
break;
|
|
default:
|
|
NS_WARNING("Unknown color for nsLookAndFeel");
|
|
idx = COLOR_WINDOW;
|
|
res = NS_ERROR_FAILURE;
|
|
break;
|
|
}
|
|
|
|
aColor = GetColorForSysColorIndex(idx);
|
|
|
|
return res;
|
|
}
|
|
|
|
nsresult
|
|
nsLookAndFeel::GetIntImpl(IntID aID, int32_t &aResult)
|
|
{
|
|
nsresult res = nsXPLookAndFeel::GetIntImpl(aID, aResult);
|
|
if (NS_SUCCEEDED(res))
|
|
return res;
|
|
res = NS_OK;
|
|
|
|
switch (aID) {
|
|
case eIntID_CaretBlinkTime:
|
|
// eIntID_CaretBlinkTime is often called by updating editable text
|
|
// that has focus. So it should be cached to improve performance.
|
|
if (mCaretBlinkTime < 0) {
|
|
mCaretBlinkTime = static_cast<int32_t>(::GetCaretBlinkTime());
|
|
}
|
|
aResult = mCaretBlinkTime;
|
|
break;
|
|
case eIntID_CaretWidth:
|
|
aResult = 1;
|
|
break;
|
|
case eIntID_ShowCaretDuringSelection:
|
|
aResult = 0;
|
|
break;
|
|
case eIntID_SelectTextfieldsOnKeyFocus:
|
|
// Select textfield content when focused by kbd
|
|
// used by EventStateManager::sTextfieldSelectModel
|
|
aResult = 1;
|
|
break;
|
|
case eIntID_SubmenuDelay:
|
|
// This will default to the Windows' default
|
|
// (400ms) on error.
|
|
aResult = GetSystemParam(SPI_GETMENUSHOWDELAY, 400);
|
|
break;
|
|
case eIntID_TooltipDelay:
|
|
aResult = 500;
|
|
break;
|
|
case eIntID_MenusCanOverlapOSBar:
|
|
// we want XUL popups to be able to overlap the task bar.
|
|
aResult = 1;
|
|
break;
|
|
case eIntID_DragThresholdX:
|
|
// The system metric is the number of pixels at which a drag should
|
|
// start. Our look and feel metric is the number of pixels you can
|
|
// move before starting a drag, so subtract 1.
|
|
|
|
aResult = ::GetSystemMetrics(SM_CXDRAG) - 1;
|
|
break;
|
|
case eIntID_DragThresholdY:
|
|
aResult = ::GetSystemMetrics(SM_CYDRAG) - 1;
|
|
break;
|
|
case eIntID_UseAccessibilityTheme:
|
|
// High contrast is a misnomer under Win32 -- any theme can be used with it,
|
|
// e.g. normal contrast with large fonts, low contrast, etc.
|
|
// The high contrast flag really means -- use this theme and don't override it.
|
|
if (XRE_IsContentProcess()) {
|
|
// If we're running in the content process, then the parent should
|
|
// have sent us the accessibility state when nsLookAndFeel
|
|
// initialized, and stashed it in the mUseAccessibilityTheme cache.
|
|
aResult = mUseAccessibilityTheme;
|
|
} else {
|
|
// Otherwise, we can ask the OS to see if we're using High Contrast
|
|
// mode.
|
|
aResult = nsUXThemeData::IsHighContrastOn();
|
|
}
|
|
break;
|
|
case eIntID_ScrollArrowStyle:
|
|
aResult = eScrollArrowStyle_Single;
|
|
break;
|
|
case eIntID_ScrollSliderStyle:
|
|
aResult = eScrollThumbStyle_Proportional;
|
|
break;
|
|
case eIntID_TreeOpenDelay:
|
|
aResult = 1000;
|
|
break;
|
|
case eIntID_TreeCloseDelay:
|
|
aResult = 0;
|
|
break;
|
|
case eIntID_TreeLazyScrollDelay:
|
|
aResult = 150;
|
|
break;
|
|
case eIntID_TreeScrollDelay:
|
|
aResult = 100;
|
|
break;
|
|
case eIntID_TreeScrollLinesMax:
|
|
aResult = 3;
|
|
break;
|
|
case eIntID_WindowsClassic:
|
|
aResult = !IsAppThemed();
|
|
break;
|
|
case eIntID_TouchEnabled:
|
|
aResult = WinUtils::IsTouchDeviceSupportPresent();
|
|
break;
|
|
case eIntID_WindowsDefaultTheme:
|
|
if (XRE_IsContentProcess()) {
|
|
aResult = mUseDefaultTheme;
|
|
} else {
|
|
aResult = nsUXThemeData::IsDefaultWindowTheme();
|
|
}
|
|
break;
|
|
case eIntID_WindowsThemeIdentifier:
|
|
if (XRE_IsContentProcess()) {
|
|
aResult = mNativeThemeId;
|
|
} else {
|
|
aResult = nsUXThemeData::GetNativeThemeId();
|
|
}
|
|
break;
|
|
|
|
case eIntID_OperatingSystemVersionIdentifier:
|
|
{
|
|
aResult = GetOperatingSystemVersion();
|
|
break;
|
|
}
|
|
|
|
case eIntID_MacGraphiteTheme:
|
|
aResult = 0;
|
|
res = NS_ERROR_NOT_IMPLEMENTED;
|
|
break;
|
|
case eIntID_DWMCompositor:
|
|
aResult = nsUXThemeData::CheckForCompositor();
|
|
break;
|
|
case eIntID_WindowsAccentColorInTitlebar:
|
|
{
|
|
nscolor unused;
|
|
if (NS_WARN_IF(NS_FAILED(GetAccentColor(unused)))) {
|
|
aResult = 0;
|
|
break;
|
|
}
|
|
|
|
uint32_t colorPrevalence;
|
|
nsresult rv = mDwmKey->Open(nsIWindowsRegKey::ROOT_KEY_CURRENT_USER,
|
|
NS_LITERAL_STRING("SOFTWARE\\Microsoft\\Windows\\DWM"),
|
|
nsIWindowsRegKey::ACCESS_QUERY_VALUE);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
// The ColorPrevalence value is set to 1 when the "Show color on title bar"
|
|
// setting in the Color section of Window's Personalization settings is
|
|
// turned on.
|
|
aResult =
|
|
(NS_SUCCEEDED(mDwmKey->ReadIntValue(NS_LITERAL_STRING("ColorPrevalence"),
|
|
&colorPrevalence)) &&
|
|
colorPrevalence == 1) ? 1 : 0;
|
|
|
|
mDwmKey->Close();
|
|
}
|
|
break;
|
|
case eIntID_WindowsGlass:
|
|
// Aero Glass is only available prior to Windows 8 when DWM is used.
|
|
aResult = (nsUXThemeData::CheckForCompositor() && !IsWin8OrLater());
|
|
break;
|
|
case eIntID_AlertNotificationOrigin:
|
|
aResult = 0;
|
|
{
|
|
// Get task bar window handle
|
|
HWND shellWindow = FindWindowW(L"Shell_TrayWnd", nullptr);
|
|
|
|
if (shellWindow != nullptr)
|
|
{
|
|
// Determine position
|
|
APPBARDATA appBarData;
|
|
appBarData.hWnd = shellWindow;
|
|
appBarData.cbSize = sizeof(appBarData);
|
|
if (SHAppBarMessage(ABM_GETTASKBARPOS, &appBarData))
|
|
{
|
|
// Set alert origin as a bit field - see LookAndFeel.h
|
|
// 0 represents bottom right, sliding vertically.
|
|
switch(appBarData.uEdge)
|
|
{
|
|
case ABE_LEFT:
|
|
aResult = NS_ALERT_HORIZONTAL | NS_ALERT_LEFT;
|
|
break;
|
|
case ABE_RIGHT:
|
|
aResult = NS_ALERT_HORIZONTAL;
|
|
break;
|
|
case ABE_TOP:
|
|
aResult = NS_ALERT_TOP;
|
|
// fall through for the right-to-left handling.
|
|
case ABE_BOTTOM:
|
|
// If the task bar is right-to-left,
|
|
// move the origin to the left
|
|
if (::GetWindowLong(shellWindow, GWL_EXSTYLE) &
|
|
WS_EX_LAYOUTRTL)
|
|
aResult |= NS_ALERT_LEFT;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
case eIntID_IMERawInputUnderlineStyle:
|
|
case eIntID_IMEConvertedTextUnderlineStyle:
|
|
aResult = NS_STYLE_TEXT_DECORATION_STYLE_DASHED;
|
|
break;
|
|
case eIntID_IMESelectedRawTextUnderlineStyle:
|
|
case eIntID_IMESelectedConvertedTextUnderline:
|
|
aResult = NS_STYLE_TEXT_DECORATION_STYLE_NONE;
|
|
break;
|
|
case eIntID_SpellCheckerUnderlineStyle:
|
|
aResult = NS_STYLE_TEXT_DECORATION_STYLE_WAVY;
|
|
break;
|
|
case eIntID_ScrollbarButtonAutoRepeatBehavior:
|
|
aResult = 0;
|
|
break;
|
|
case eIntID_SwipeAnimationEnabled:
|
|
aResult = 0;
|
|
break;
|
|
case eIntID_UseOverlayScrollbars:
|
|
aResult = false;
|
|
break;
|
|
case eIntID_AllowOverlayScrollbarsOverlap:
|
|
aResult = 0;
|
|
break;
|
|
case eIntID_ScrollbarDisplayOnMouseMove:
|
|
aResult = 1;
|
|
break;
|
|
case eIntID_ScrollbarFadeBeginDelay:
|
|
aResult = 2500;
|
|
break;
|
|
case eIntID_ScrollbarFadeDuration:
|
|
aResult = 350;
|
|
break;
|
|
case eIntID_ContextMenuOffsetVertical:
|
|
case eIntID_ContextMenuOffsetHorizontal:
|
|
aResult = 2;
|
|
break;
|
|
default:
|
|
aResult = 0;
|
|
res = NS_ERROR_FAILURE;
|
|
}
|
|
return res;
|
|
}
|
|
|
|
nsresult
|
|
nsLookAndFeel::GetFloatImpl(FloatID aID, float &aResult)
|
|
{
|
|
nsresult res = nsXPLookAndFeel::GetFloatImpl(aID, aResult);
|
|
if (NS_SUCCEEDED(res))
|
|
return res;
|
|
res = NS_OK;
|
|
|
|
switch (aID) {
|
|
case eFloatID_IMEUnderlineRelativeSize:
|
|
aResult = 1.0f;
|
|
break;
|
|
case eFloatID_SpellCheckerUnderlineRelativeSize:
|
|
aResult = 1.0f;
|
|
break;
|
|
default:
|
|
aResult = -1.0;
|
|
res = NS_ERROR_FAILURE;
|
|
}
|
|
return res;
|
|
}
|
|
|
|
static bool
|
|
GetSysFontInfo(HDC aHDC, LookAndFeel::FontID anID,
|
|
nsString &aFontName,
|
|
gfxFontStyle &aFontStyle)
|
|
{
|
|
const LOGFONTW* ptrLogFont = nullptr;
|
|
LOGFONTW logFont;
|
|
NONCLIENTMETRICSW ncm;
|
|
char16_t name[LF_FACESIZE];
|
|
bool useShellDlg = false;
|
|
|
|
// Depending on which stock font we want, there are a couple of
|
|
// places we might have to look it up.
|
|
switch (anID) {
|
|
case LookAndFeel::eFont_Icon:
|
|
if (!::SystemParametersInfoW(SPI_GETICONTITLELOGFONT,
|
|
sizeof(logFont), (PVOID)&logFont, 0))
|
|
return false;
|
|
|
|
ptrLogFont = &logFont;
|
|
break;
|
|
|
|
default:
|
|
ncm.cbSize = sizeof(NONCLIENTMETRICSW);
|
|
if (!::SystemParametersInfoW(SPI_GETNONCLIENTMETRICS,
|
|
sizeof(ncm), (PVOID)&ncm, 0))
|
|
return false;
|
|
|
|
switch (anID) {
|
|
case LookAndFeel::eFont_Menu:
|
|
case LookAndFeel::eFont_PullDownMenu:
|
|
ptrLogFont = &ncm.lfMenuFont;
|
|
break;
|
|
case LookAndFeel::eFont_Caption:
|
|
ptrLogFont = &ncm.lfCaptionFont;
|
|
break;
|
|
case LookAndFeel::eFont_SmallCaption:
|
|
ptrLogFont = &ncm.lfSmCaptionFont;
|
|
break;
|
|
case LookAndFeel::eFont_StatusBar:
|
|
case LookAndFeel::eFont_Tooltips:
|
|
ptrLogFont = &ncm.lfStatusFont;
|
|
break;
|
|
case LookAndFeel::eFont_Widget:
|
|
case LookAndFeel::eFont_Dialog:
|
|
case LookAndFeel::eFont_Button:
|
|
case LookAndFeel::eFont_Field:
|
|
case LookAndFeel::eFont_List:
|
|
// XXX It's not clear to me whether this is exactly the right
|
|
// set of LookAndFeel values to map to the dialog font; we may
|
|
// want to add or remove cases here after reviewing the visual
|
|
// results under various Windows versions.
|
|
useShellDlg = true;
|
|
// Fall through so that we can get size from lfMessageFont;
|
|
// but later we'll use the (virtual) "MS Shell Dlg 2" font name
|
|
// instead of the LOGFONT's.
|
|
default:
|
|
ptrLogFont = &ncm.lfMessageFont;
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
|
|
// Get scaling factor from physical to logical pixels
|
|
double pixelScale = 1.0 / WinUtils::SystemScaleFactor();
|
|
|
|
// The lfHeight is in pixels, and it needs to be adjusted for the
|
|
// device it will be displayed on.
|
|
// Screens and Printers will differ in DPI
|
|
//
|
|
// So this accounts for the difference in the DeviceContexts
|
|
// The pixelScale will typically be 1.0 for the screen
|
|
// (though larger for hi-dpi screens where the Windows resolution
|
|
// scale factor is 125% or 150% or even more), and could be
|
|
// any value when going to a printer, for example pixelScale is
|
|
// 6.25 when going to a 600dpi printer.
|
|
float pixelHeight = -ptrLogFont->lfHeight;
|
|
if (pixelHeight < 0) {
|
|
HFONT hFont = ::CreateFontIndirectW(ptrLogFont);
|
|
if (!hFont)
|
|
return false;
|
|
HGDIOBJ hObject = ::SelectObject(aHDC, hFont);
|
|
TEXTMETRIC tm;
|
|
::GetTextMetrics(aHDC, &tm);
|
|
::SelectObject(aHDC, hObject);
|
|
::DeleteObject(hFont);
|
|
pixelHeight = tm.tmAscent;
|
|
}
|
|
pixelHeight *= pixelScale;
|
|
|
|
// we have problem on Simplified Chinese system because the system
|
|
// report the default font size is 8 points. but if we use 8, the text
|
|
// display very ugly. force it to be at 9 points (12 pixels) on that
|
|
// system (cp936), but leave other sizes alone.
|
|
if (pixelHeight < 12 && ::GetACP() == 936)
|
|
pixelHeight = 12;
|
|
|
|
aFontStyle.size = pixelHeight;
|
|
|
|
// FIXME: What about oblique?
|
|
aFontStyle.style =
|
|
(ptrLogFont->lfItalic) ? FontSlantStyle::Italic() : FontSlantStyle::Normal();
|
|
|
|
// FIXME: Other weights?
|
|
aFontStyle.weight =
|
|
(ptrLogFont->lfWeight == FW_BOLD ?
|
|
FontWeight::Bold() : FontWeight::Normal());
|
|
|
|
// FIXME: Set aFontStyle->stretch correctly!
|
|
aFontStyle.stretch = FontStretch::Normal();
|
|
|
|
aFontStyle.systemFont = true;
|
|
|
|
if (useShellDlg) {
|
|
aFontName = NS_LITERAL_STRING("MS Shell Dlg 2");
|
|
} else {
|
|
memcpy(name, ptrLogFont->lfFaceName, LF_FACESIZE*sizeof(char16_t));
|
|
aFontName = name;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
nsLookAndFeel::GetFontImpl(FontID anID, nsString &aFontName,
|
|
gfxFontStyle &aFontStyle,
|
|
float aDevPixPerCSSPixel)
|
|
{
|
|
CachedSystemFont &cacheSlot = mSystemFontCache[anID];
|
|
|
|
bool status;
|
|
if (cacheSlot.mCacheValid) {
|
|
status = cacheSlot.mHaveFont;
|
|
if (status) {
|
|
aFontName = cacheSlot.mFontName;
|
|
aFontStyle = cacheSlot.mFontStyle;
|
|
}
|
|
} else {
|
|
HDC tdc = GetDC(nullptr);
|
|
status = GetSysFontInfo(tdc, anID, aFontName, aFontStyle);
|
|
ReleaseDC(nullptr, tdc);
|
|
|
|
cacheSlot.mCacheValid = true;
|
|
cacheSlot.mHaveFont = status;
|
|
if (status) {
|
|
cacheSlot.mFontName = aFontName;
|
|
cacheSlot.mFontStyle = aFontStyle;
|
|
}
|
|
}
|
|
// now convert the logical font size from GetSysFontInfo into device pixels for layout
|
|
aFontStyle.size *= aDevPixPerCSSPixel;
|
|
return status;
|
|
}
|
|
|
|
/* virtual */
|
|
char16_t
|
|
nsLookAndFeel::GetPasswordCharacterImpl()
|
|
{
|
|
#define UNICODE_BLACK_CIRCLE_CHAR 0x25cf
|
|
return UNICODE_BLACK_CIRCLE_CHAR;
|
|
}
|
|
|
|
nsTArray<LookAndFeelInt>
|
|
nsLookAndFeel::GetIntCacheImpl()
|
|
{
|
|
nsTArray<LookAndFeelInt> lookAndFeelIntCache =
|
|
nsXPLookAndFeel::GetIntCacheImpl();
|
|
|
|
LookAndFeelInt lafInt;
|
|
lafInt.id = eIntID_UseAccessibilityTheme;
|
|
lafInt.value = GetInt(eIntID_UseAccessibilityTheme);
|
|
lookAndFeelIntCache.AppendElement(lafInt);
|
|
|
|
lafInt.id = eIntID_WindowsDefaultTheme;
|
|
lafInt.value = GetInt(eIntID_WindowsDefaultTheme);
|
|
lookAndFeelIntCache.AppendElement(lafInt);
|
|
|
|
lafInt.id = eIntID_WindowsThemeIdentifier;
|
|
lafInt.value = GetInt(eIntID_WindowsThemeIdentifier);
|
|
lookAndFeelIntCache.AppendElement(lafInt);
|
|
|
|
return lookAndFeelIntCache;
|
|
}
|
|
|
|
void
|
|
nsLookAndFeel::SetIntCacheImpl(const nsTArray<LookAndFeelInt>& aLookAndFeelIntCache)
|
|
{
|
|
for (auto entry : aLookAndFeelIntCache) {
|
|
switch (entry.id) {
|
|
case eIntID_UseAccessibilityTheme:
|
|
mUseAccessibilityTheme = entry.value;
|
|
break;
|
|
case eIntID_WindowsDefaultTheme:
|
|
mUseDefaultTheme = entry.value;
|
|
break;
|
|
case eIntID_WindowsThemeIdentifier:
|
|
mNativeThemeId = entry.value;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* static */ nsresult
|
|
nsLookAndFeel::GetAccentColor(nscolor& aColor)
|
|
{
|
|
nsresult rv;
|
|
|
|
if (!mDwmKey) {
|
|
mDwmKey = do_CreateInstance("@mozilla.org/windows-registry-key;1", &rv);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
}
|
|
|
|
rv = mDwmKey->Open(nsIWindowsRegKey::ROOT_KEY_CURRENT_USER,
|
|
NS_LITERAL_STRING("SOFTWARE\\Microsoft\\Windows\\DWM"),
|
|
nsIWindowsRegKey::ACCESS_QUERY_VALUE);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
uint32_t accentColor;
|
|
if (NS_SUCCEEDED(mDwmKey->ReadIntValue(NS_LITERAL_STRING("AccentColor"), &accentColor))) {
|
|
// The order of the color components in the DWORD stored in the registry
|
|
// happens to be the same order as we store the components in nscolor
|
|
// so we can just assign directly here.
|
|
aColor = accentColor;
|
|
rv = NS_OK;
|
|
} else {
|
|
rv = NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
|
|
mDwmKey->Close();
|
|
|
|
return rv;
|
|
}
|
|
|
|
/* static */ nsresult
|
|
nsLookAndFeel::GetAccentColorText(nscolor& aColor)
|
|
{
|
|
nscolor accentColor;
|
|
nsresult rv = GetAccentColor(accentColor);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
// We want the color that we return for text that will be drawn over
|
|
// a background that has the accent color to have good contrast with
|
|
// the accent color. Windows itself uses either white or black text
|
|
// depending on how light or dark the accent color is. We do the same
|
|
// here based on the luminance of the accent color with a threshhold
|
|
// value. This algorithm should match what Windows does. It comes from:
|
|
//
|
|
// https://docs.microsoft.com/en-us/windows/uwp/style/color
|
|
|
|
float luminance = (NS_GET_R(accentColor) * 2 +
|
|
NS_GET_G(accentColor) * 5 +
|
|
NS_GET_B(accentColor)) / 8;
|
|
|
|
aColor = (luminance <= 128) ? NS_RGB(255, 255, 255) : NS_RGB(0, 0, 0);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nscolor
|
|
nsLookAndFeel::GetColorForSysColorIndex(int index)
|
|
{
|
|
MOZ_ASSERT(index >= SYS_COLOR_MIN && index <= SYS_COLOR_MAX);
|
|
return mSysColorTable[index - SYS_COLOR_MIN];
|
|
}
|
|
|
|
void
|
|
nsLookAndFeel::EnsureInit()
|
|
{
|
|
if (mInitialized) {
|
|
return;
|
|
}
|
|
mInitialized = true;
|
|
|
|
nsresult res;
|
|
|
|
res = GetAccentColor(mColorAccent);
|
|
mHasColorAccent = NS_SUCCEEDED(res);
|
|
|
|
res = GetAccentColorText(mColorAccentText);
|
|
mHasColorAccentText = NS_SUCCEEDED(res);
|
|
|
|
if (IsAppThemed()) {
|
|
res = ::GetColorFromTheme(eUXMenu, MENU_POPUPITEM, MPI_HOT, TMT_TEXTCOLOR,
|
|
mColorMenuHoverText);
|
|
mHasColorMenuHoverText = NS_SUCCEEDED(res);
|
|
|
|
res = ::GetColorFromTheme(eUXMediaToolbar, TP_BUTTON, TS_NORMAL,
|
|
TMT_TEXTCOLOR, mColorMediaText);
|
|
mHasColorMediaText = NS_SUCCEEDED(res);
|
|
|
|
res = ::GetColorFromTheme(eUXCommunicationsToolbar, TP_BUTTON, TS_NORMAL,
|
|
TMT_TEXTCOLOR, mColorCommunicationsText);
|
|
mHasColorCommunicationsText = NS_SUCCEEDED(res);
|
|
}
|
|
|
|
// Fill out the sys color table.
|
|
for (int i = SYS_COLOR_MIN; i <= SYS_COLOR_MAX; ++i) {
|
|
DWORD color = ::GetSysColor(i);
|
|
mSysColorTable[i - SYS_COLOR_MIN] = COLOREF_2_NSRGB(color);
|
|
}
|
|
}
|