forked from mirrors/gecko-dev
716b863fb4
* Linux doesn't support them already. * macOS doesn't draw anything either. * Windows doesn't have dark-color-scheme support so the relevant windows that have them need to set appearance none already. Remove them and simplify the relevant code. Differential Revision: https://phabricator.services.mozilla.com/D205872
96 lines
2.3 KiB
C++
96 lines
2.3 KiB
C++
/* vim: se cin sw=2 ts=2 et : */
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/ArrayUtils.h"
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#include "mozilla/WindowsVersion.h"
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#include "nsUXThemeData.h"
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#include "nsDebug.h"
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#include "nsToolkit.h"
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#include "nsUXThemeConstants.h"
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#include "gfxWindowsPlatform.h"
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using namespace mozilla;
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using namespace mozilla::widget;
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nsUXThemeData::ThemeHandle nsUXThemeData::sThemes[eUXNumClasses];
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nsUXThemeData::ThemeHandle::~ThemeHandle() { Close(); }
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void nsUXThemeData::ThemeHandle::OpenOnce(HWND aWindow, LPCWSTR aClassList) {
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if (mHandle.isSome()) {
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return;
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}
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mHandle = Some(OpenThemeData(aWindow, aClassList));
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}
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void nsUXThemeData::ThemeHandle::Close() {
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if (mHandle.isNothing()) {
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return;
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}
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if (HANDLE rawHandle = mHandle.extract()) {
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CloseThemeData(rawHandle);
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}
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}
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nsUXThemeData::ThemeHandle::operator HANDLE() {
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return mHandle.valueOr(nullptr);
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}
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void nsUXThemeData::Invalidate() {
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for (auto& theme : sThemes) {
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theme.Close();
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}
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}
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HANDLE
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nsUXThemeData::GetTheme(nsUXThemeClass cls) {
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NS_ASSERTION(cls < eUXNumClasses, "Invalid theme class!");
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sThemes[cls].OpenOnce(nullptr, GetClassName(cls));
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return sThemes[cls];
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}
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const wchar_t* nsUXThemeData::GetClassName(nsUXThemeClass cls) {
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switch (cls) {
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case eUXButton:
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return L"Button";
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case eUXEdit:
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return L"Edit";
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case eUXToolbar:
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return L"Toolbar";
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case eUXProgress:
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return L"Progress";
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case eUXTab:
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return L"Tab";
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case eUXTrackbar:
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return L"Trackbar";
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case eUXCombobox:
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return L"Combobox";
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case eUXHeader:
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return L"Header";
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case eUXListview:
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return L"Listview";
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case eUXMenu:
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return L"Menu";
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default:
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MOZ_ASSERT_UNREACHABLE("unknown uxtheme class");
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return L"";
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}
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}
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bool nsUXThemeData::sIsHighContrastOn = false;
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// static
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void nsUXThemeData::UpdateNativeThemeInfo() {
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HIGHCONTRAST highContrastInfo;
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highContrastInfo.cbSize = sizeof(HIGHCONTRAST);
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sIsHighContrastOn =
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SystemParametersInfo(SPI_GETHIGHCONTRAST, 0, &highContrastInfo, 0) &&
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highContrastInfo.dwFlags & HCF_HIGHCONTRASTON;
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}
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