зеркало из https://github.com/mozilla/gecko-dev.git
115 строки
3.0 KiB
C++
115 строки
3.0 KiB
C++
/* vim: se cin sw=2 ts=2 et : */
|
|
/* -*- 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/. */
|
|
#ifndef __UXThemeData_h__
|
|
#define __UXThemeData_h__
|
|
#include <windows.h>
|
|
#include <uxtheme.h>
|
|
|
|
#include "nscore.h"
|
|
#include "mozilla/LookAndFeel.h"
|
|
#include "mozilla/Maybe.h"
|
|
#include "WinUtils.h"
|
|
|
|
#include "nsWindowDefs.h"
|
|
|
|
enum nsUXThemeClass {
|
|
eUXButton = 0,
|
|
eUXEdit,
|
|
eUXTooltip,
|
|
eUXRebar,
|
|
eUXMediaRebar,
|
|
eUXCommunicationsRebar,
|
|
eUXBrowserTabBarRebar,
|
|
eUXToolbar,
|
|
eUXMediaToolbar,
|
|
eUXCommunicationsToolbar,
|
|
eUXProgress,
|
|
eUXTab,
|
|
eUXTrackbar,
|
|
eUXSpin,
|
|
eUXStatus,
|
|
eUXCombobox,
|
|
eUXHeader,
|
|
eUXListview,
|
|
eUXMenu,
|
|
eUXWindowFrame,
|
|
eUXNumClasses
|
|
};
|
|
|
|
enum CmdButtonIdx {
|
|
CMDBUTTONIDX_MINIMIZE = 0,
|
|
CMDBUTTONIDX_RESTORE,
|
|
CMDBUTTONIDX_CLOSE,
|
|
CMDBUTTONIDX_BUTTONBOX
|
|
};
|
|
|
|
class nsUXThemeData {
|
|
// This class makes sure we don't attempt to open a theme if the previous
|
|
// loading attempt has failed because OpenThemeData is a heavy task and
|
|
// it's less likely that the API returns a different result.
|
|
class ThemeHandle final {
|
|
mozilla::Maybe<HANDLE> mHandle;
|
|
|
|
public:
|
|
ThemeHandle() = default;
|
|
~ThemeHandle();
|
|
|
|
// Disallow copy and move
|
|
ThemeHandle(const ThemeHandle&) = delete;
|
|
ThemeHandle(ThemeHandle&&) = delete;
|
|
ThemeHandle& operator=(const ThemeHandle&) = delete;
|
|
ThemeHandle& operator=(ThemeHandle&&) = delete;
|
|
|
|
operator HANDLE();
|
|
void OpenOnce(HWND aWindow, LPCWSTR aClassList);
|
|
void Close();
|
|
};
|
|
|
|
static ThemeHandle sThemes[eUXNumClasses];
|
|
|
|
// We initialize sCommandButtonBoxMetrics separately as a performance
|
|
// optimization to avoid fetching dummy values for sCommandButtonMetrics
|
|
// when we don't need those.
|
|
static SIZE sCommandButtonMetrics[3];
|
|
static bool sCommandButtonMetricsInitialized;
|
|
static SIZE sCommandButtonBoxMetrics;
|
|
static bool sCommandButtonBoxMetricsInitialized;
|
|
|
|
static const wchar_t* GetClassName(nsUXThemeClass);
|
|
static void EnsureCommandButtonMetrics();
|
|
static void EnsureCommandButtonBoxMetrics();
|
|
|
|
public:
|
|
static bool sTitlebarInfoPopulatedAero;
|
|
static bool sTitlebarInfoPopulatedThemed;
|
|
static bool sIsDefaultWindowsTheme;
|
|
static bool sIsHighContrastOn;
|
|
|
|
static void Invalidate();
|
|
static HANDLE GetTheme(nsUXThemeClass cls);
|
|
static HMODULE GetThemeDLL();
|
|
|
|
// nsWindow calls this to update desktop settings info
|
|
static void UpdateTitlebarInfo(HWND aWnd);
|
|
|
|
static SIZE GetCommandButtonMetrics(CmdButtonIdx aMetric) {
|
|
EnsureCommandButtonMetrics();
|
|
return sCommandButtonMetrics[aMetric];
|
|
}
|
|
static SIZE GetCommandButtonBoxMetrics() {
|
|
EnsureCommandButtonBoxMetrics();
|
|
return sCommandButtonBoxMetrics;
|
|
}
|
|
static void UpdateNativeThemeInfo();
|
|
static bool IsDefaultWindowTheme();
|
|
static bool IsHighContrastOn();
|
|
|
|
static bool AreFlatMenusEnabled();
|
|
static bool IsAppThemed();
|
|
};
|
|
#endif // __UXThemeData_h__
|