gecko-dev/widget/windows/nsUXThemeData.cpp

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/* vim: se cin sw=2 ts=2 et : */
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Mozilla browser.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Rob Arnold <robarnold@mozilla.com> (Original Author)
* Jim Mathies <jmathies@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "mozilla/Util.h"
#include "nsUXThemeData.h"
#include "nsDebug.h"
// For GetWindowsVersion
#include "nsWindow.h"
#include "nsUXThemeConstants.h"
using namespace mozilla;
const PRUnichar
nsUXThemeData::kThemeLibraryName[] = L"uxtheme.dll";
#if MOZ_WINSDK_TARGETVER >= MOZ_NTDDI_LONGHORN
const PRUnichar
nsUXThemeData::kDwmLibraryName[] = L"dwmapi.dll";
#endif
HANDLE
nsUXThemeData::sThemes[eUXNumClasses];
HMODULE
nsUXThemeData::sThemeDLL = NULL;
#if MOZ_WINSDK_TARGETVER >= MOZ_NTDDI_LONGHORN
HMODULE
nsUXThemeData::sDwmDLL = NULL;
#endif
BOOL
nsUXThemeData::sFlatMenus = FALSE;
bool
nsUXThemeData::sIsXPOrLater = false;
bool
nsUXThemeData::sIsVistaOrLater = false;
bool nsUXThemeData::sTitlebarInfoPopulatedAero = false;
bool nsUXThemeData::sTitlebarInfoPopulatedThemed = false;
SIZE nsUXThemeData::sCommandButtons[4];
nsUXThemeData::OpenThemeDataPtr nsUXThemeData::openTheme = NULL;
nsUXThemeData::CloseThemeDataPtr nsUXThemeData::closeTheme = NULL;
nsUXThemeData::DrawThemeBackgroundPtr nsUXThemeData::drawThemeBG = NULL;
nsUXThemeData::DrawThemeEdgePtr nsUXThemeData::drawThemeEdge = NULL;
nsUXThemeData::GetThemeContentRectPtr nsUXThemeData::getThemeContentRect = NULL;
nsUXThemeData::GetThemeBackgroundRegionPtr nsUXThemeData::getThemeBackgroundRegion = NULL;
nsUXThemeData::GetThemePartSizePtr nsUXThemeData::getThemePartSize = NULL;
nsUXThemeData::GetThemeSysFontPtr nsUXThemeData::getThemeSysFont = NULL;
nsUXThemeData::GetThemeColorPtr nsUXThemeData::getThemeColor = NULL;
nsUXThemeData::GetThemeMarginsPtr nsUXThemeData::getThemeMargins = NULL;
nsUXThemeData::IsAppThemedPtr nsUXThemeData::isAppThemed = NULL;
nsUXThemeData::GetCurrentThemeNamePtr nsUXThemeData::getCurrentThemeName = NULL;
nsUXThemeData::GetThemeSysColorPtr nsUXThemeData::getThemeSysColor = NULL;
nsUXThemeData::IsThemeBackgroundPartiallyTransparentPtr nsUXThemeData::isThemeBackgroundPartiallyTransparent = NULL;
#if MOZ_WINSDK_TARGETVER >= MOZ_NTDDI_LONGHORN
nsUXThemeData::DwmExtendFrameIntoClientAreaProc nsUXThemeData::dwmExtendFrameIntoClientAreaPtr = NULL;
nsUXThemeData::DwmIsCompositionEnabledProc nsUXThemeData::dwmIsCompositionEnabledPtr = NULL;
nsUXThemeData::DwmSetIconicThumbnailProc nsUXThemeData::dwmSetIconicThumbnailPtr = NULL;
nsUXThemeData::DwmSetIconicLivePreviewBitmapProc nsUXThemeData::dwmSetIconicLivePreviewBitmapPtr = NULL;
nsUXThemeData::DwmGetWindowAttributeProc nsUXThemeData::dwmGetWindowAttributePtr = NULL;
nsUXThemeData::DwmSetWindowAttributeProc nsUXThemeData::dwmSetWindowAttributePtr = NULL;
nsUXThemeData::DwmInvalidateIconicBitmapsProc nsUXThemeData::dwmInvalidateIconicBitmapsPtr = NULL;
nsUXThemeData::DwmDefWindowProcProc nsUXThemeData::dwmDwmDefWindowProcPtr = NULL;
#endif
void
nsUXThemeData::Teardown() {
Invalidate();
if(sThemeDLL)
FreeLibrary(sThemeDLL);
#if MOZ_WINSDK_TARGETVER >= MOZ_NTDDI_LONGHORN
if(sDwmDLL)
FreeLibrary(sDwmDLL);
#endif
}
void
nsUXThemeData::Initialize()
{
::ZeroMemory(sThemes, sizeof(sThemes));
NS_ASSERTION(!sThemeDLL, "nsUXThemeData being initialized twice!");
PRInt32 version = nsWindow::GetWindowsVersion();
sIsXPOrLater = version >= WINXP_VERSION;
sIsVistaOrLater = version >= VISTA_VERSION;
if (GetThemeDLL()) {
openTheme = (OpenThemeDataPtr)GetProcAddress(sThemeDLL, "OpenThemeData");
closeTheme = (CloseThemeDataPtr)GetProcAddress(sThemeDLL, "CloseThemeData");
drawThemeBG = (DrawThemeBackgroundPtr)GetProcAddress(sThemeDLL, "DrawThemeBackground");
drawThemeEdge = (DrawThemeEdgePtr)GetProcAddress(sThemeDLL, "DrawThemeEdge");
getThemeContentRect = (GetThemeContentRectPtr)GetProcAddress(sThemeDLL, "GetThemeBackgroundContentRect");
getThemeBackgroundRegion = (GetThemeBackgroundRegionPtr)GetProcAddress(sThemeDLL, "GetThemeBackgroundRegion");
getThemePartSize = (GetThemePartSizePtr)GetProcAddress(sThemeDLL, "GetThemePartSize");
getThemeSysFont = (GetThemeSysFontPtr)GetProcAddress(sThemeDLL, "GetThemeSysFont");
getThemeColor = (GetThemeColorPtr)GetProcAddress(sThemeDLL, "GetThemeColor");
getThemeMargins = (GetThemeMarginsPtr)GetProcAddress(sThemeDLL, "GetThemeMargins");
isAppThemed = (IsAppThemedPtr)GetProcAddress(sThemeDLL, "IsAppThemed");
getCurrentThemeName = (GetCurrentThemeNamePtr)GetProcAddress(sThemeDLL, "GetCurrentThemeName");
getThemeSysColor = (GetThemeSysColorPtr)GetProcAddress(sThemeDLL, "GetThemeSysColor");
isThemeBackgroundPartiallyTransparent = (IsThemeBackgroundPartiallyTransparentPtr)GetProcAddress(sThemeDLL, "IsThemeBackgroundPartiallyTransparent");
}
#if MOZ_WINSDK_TARGETVER >= MOZ_NTDDI_LONGHORN
if (GetDwmDLL()) {
dwmExtendFrameIntoClientAreaPtr = (DwmExtendFrameIntoClientAreaProc)::GetProcAddress(sDwmDLL, "DwmExtendFrameIntoClientArea");
dwmIsCompositionEnabledPtr = (DwmIsCompositionEnabledProc)::GetProcAddress(sDwmDLL, "DwmIsCompositionEnabled");
dwmSetIconicThumbnailPtr = (DwmSetIconicThumbnailProc)::GetProcAddress(sDwmDLL, "DwmSetIconicThumbnail");
dwmSetIconicLivePreviewBitmapPtr = (DwmSetIconicLivePreviewBitmapProc)::GetProcAddress(sDwmDLL, "DwmSetIconicLivePreviewBitmap");
dwmGetWindowAttributePtr = (DwmGetWindowAttributeProc)::GetProcAddress(sDwmDLL, "DwmGetWindowAttribute");
dwmSetWindowAttributePtr = (DwmSetWindowAttributeProc)::GetProcAddress(sDwmDLL, "DwmSetWindowAttribute");
dwmInvalidateIconicBitmapsPtr = (DwmInvalidateIconicBitmapsProc)::GetProcAddress(sDwmDLL, "DwmInvalidateIconicBitmaps");
dwmDwmDefWindowProcPtr = (DwmDefWindowProcProc)::GetProcAddress(sDwmDLL, "DwmDefWindowProc");
CheckForCompositor(true);
}
#endif
Invalidate();
}
void
nsUXThemeData::Invalidate() {
for(int i = 0; i < eUXNumClasses; i++) {
if(sThemes[i]) {
closeTheme(sThemes[i]);
sThemes[i] = NULL;
}
}
if (sIsXPOrLater) {
BOOL useFlat = false;
sFlatMenus = ::SystemParametersInfo(SPI_GETFLATMENU, 0, &useFlat, 0) ?
useFlat : false;
} else {
// Contrary to Microsoft's documentation, SPI_GETFLATMENU will not fail
// on Windows 2000, and it is also possible (though unlikely) for WIN2K
// to be misconfigured in such a way that it would return true, so we
// shall give WIN2K special treatment
sFlatMenus = false;
}
}
HANDLE
nsUXThemeData::GetTheme(nsUXThemeClass cls) {
NS_ASSERTION(cls < eUXNumClasses, "Invalid theme class!");
if(!sThemeDLL)
return NULL;
if(!sThemes[cls])
{
sThemes[cls] = openTheme(NULL, GetClassName(cls));
}
return sThemes[cls];
}
HMODULE
nsUXThemeData::GetThemeDLL() {
if (!sThemeDLL && sIsXPOrLater)
sThemeDLL = ::LoadLibraryW(kThemeLibraryName);
return sThemeDLL;
}
#if MOZ_WINSDK_TARGETVER >= MOZ_NTDDI_LONGHORN
HMODULE
nsUXThemeData::GetDwmDLL() {
if (!sDwmDLL && sIsVistaOrLater)
sDwmDLL = ::LoadLibraryW(kDwmLibraryName);
return sDwmDLL;
}
#endif
const wchar_t *nsUXThemeData::GetClassName(nsUXThemeClass cls) {
switch(cls) {
case eUXButton:
return L"Button";
case eUXEdit:
return L"Edit";
case eUXTooltip:
return L"Tooltip";
case eUXRebar:
return L"Rebar";
case eUXMediaRebar:
return L"Media::Rebar";
case eUXCommunicationsRebar:
return L"Communications::Rebar";
case eUXBrowserTabBarRebar:
return L"BrowserTabBar::Rebar";
case eUXToolbar:
return L"Toolbar";
case eUXMediaToolbar:
return L"Media::Toolbar";
case eUXCommunicationsToolbar:
return L"Communications::Toolbar";
case eUXProgress:
return L"Progress";
case eUXTab:
return L"Tab";
case eUXScrollbar:
return L"Scrollbar";
case eUXTrackbar:
return L"Trackbar";
case eUXSpin:
return L"Spin";
case eUXStatus:
return L"Status";
case eUXCombobox:
return L"Combobox";
case eUXHeader:
return L"Header";
case eUXListview:
return L"Listview";
case eUXMenu:
return L"Menu";
case eUXWindowFrame:
return L"Window";
default:
NS_NOTREACHED("unknown uxtheme class");
return L"";
}
}
// static
void
nsUXThemeData::InitTitlebarInfo()
{
// Pre-populate with generic metrics. These likley will not match
// the current theme, but they insure the buttons at least show up.
sCommandButtons[0].cx = GetSystemMetrics(SM_CXSIZE);
sCommandButtons[0].cy = GetSystemMetrics(SM_CYSIZE);
sCommandButtons[1].cx = sCommandButtons[2].cx = sCommandButtons[0].cx;
sCommandButtons[1].cy = sCommandButtons[2].cy = sCommandButtons[0].cy;
sCommandButtons[3].cx = sCommandButtons[0].cx * 3;
sCommandButtons[3].cy = sCommandButtons[0].cy;
// Use system metrics for pre-vista, otherwise trigger a
// refresh on the next layout.
sTitlebarInfoPopulatedAero = sTitlebarInfoPopulatedThemed =
(nsWindow::GetWindowsVersion() < VISTA_VERSION);
}
// static
void
nsUXThemeData::UpdateTitlebarInfo(HWND aWnd)
{
if (!aWnd)
return;
#if MOZ_WINSDK_TARGETVER >= MOZ_NTDDI_LONGHORN
if (!sTitlebarInfoPopulatedAero && nsUXThemeData::CheckForCompositor()) {
RECT captionButtons;
if (SUCCEEDED(nsUXThemeData::dwmGetWindowAttributePtr(aWnd,
DWMWA_CAPTION_BUTTON_BOUNDS,
&captionButtons,
sizeof(captionButtons)))) {
sCommandButtons[CMDBUTTONIDX_BUTTONBOX].cx = captionButtons.right - captionButtons.left - 3;
sCommandButtons[CMDBUTTONIDX_BUTTONBOX].cy = (captionButtons.bottom - captionButtons.top) - 1;
sTitlebarInfoPopulatedAero = true;
}
}
#endif
if (sTitlebarInfoPopulatedThemed)
return;
// Query a temporary, visible window with command buttons to get
// the right metrics.
nsAutoString className;
className.AssignLiteral(kClassNameTemp);
WNDCLASSW wc;
wc.style = 0;
wc.lpfnWndProc = ::DefWindowProcW;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = nsToolkit::mDllInstance;
wc.hIcon = NULL;
wc.hCursor = NULL;
wc.hbrBackground = NULL;
wc.lpszMenuName = NULL;
wc.lpszClassName = className.get();
::RegisterClassW(&wc);
// Create a transparent descendant of the window passed in. This
// keeps the window from showing up on the desktop or the taskbar.
// Note the parent (browser) window is usually still hidden, we
// don't want to display it, so we can't query it directly.
HWND hWnd = CreateWindowExW(WS_EX_LAYERED,
className.get(), L"",
WS_OVERLAPPEDWINDOW,
0, 0, 0, 0, aWnd, NULL,
nsToolkit::mDllInstance, NULL);
NS_ASSERTION(hWnd, "UpdateTitlebarInfo window creation failed.");
ShowWindow(hWnd, SW_SHOW);
TITLEBARINFOEX info = {0};
info.cbSize = sizeof(TITLEBARINFOEX);
SendMessage(hWnd, WM_GETTITLEBARINFOEX, 0, (LPARAM)&info);
DestroyWindow(hWnd);
// Only set if we have valid data for all three buttons we use.
if ((info.rgrect[2].right - info.rgrect[2].left) == 0 ||
(info.rgrect[3].right - info.rgrect[3].left) == 0 ||
(info.rgrect[5].right - info.rgrect[5].left) == 0) {
NS_WARNING("WM_GETTITLEBARINFOEX query failed to find usable metrics.");
return;
}
// minimize
sCommandButtons[0].cx = info.rgrect[2].right - info.rgrect[2].left;
sCommandButtons[0].cy = info.rgrect[2].bottom - info.rgrect[2].top;
// maximize/restore
sCommandButtons[1].cx = info.rgrect[3].right - info.rgrect[3].left;
sCommandButtons[1].cy = info.rgrect[3].bottom - info.rgrect[3].top;
// close
sCommandButtons[2].cx = info.rgrect[5].right - info.rgrect[5].left;
sCommandButtons[2].cy = info.rgrect[5].bottom - info.rgrect[5].top;
sTitlebarInfoPopulatedThemed = true;
}
// visual style (aero glass, aero basic)
// theme (aero, luna, zune)
// theme color (silver, olive, blue)
// system colors
struct THEMELIST {
LPCWSTR name;
int type;
};
const THEMELIST knownThemes[] = {
{ L"aero.msstyles", WINTHEME_AERO },
{ L"luna.msstyles", WINTHEME_LUNA },
{ L"zune.msstyles", WINTHEME_ZUNE },
{ L"royale.msstyles", WINTHEME_ROYALE }
};
const THEMELIST knownColors[] = {
{ L"normalcolor", WINTHEMECOLOR_NORMAL },
{ L"homestead", WINTHEMECOLOR_HOMESTEAD },
{ L"metallic", WINTHEMECOLOR_METALLIC }
};
LookAndFeel::WindowsTheme
nsUXThemeData::sThemeId = LookAndFeel::eWindowsTheme_Generic;
bool
nsUXThemeData::sIsDefaultWindowsTheme = false;
// static
LookAndFeel::WindowsTheme
nsUXThemeData::GetNativeThemeId()
{
return sThemeId;
}
// static
bool nsUXThemeData::IsDefaultWindowTheme()
{
return sIsDefaultWindowsTheme;
}
// static
void
nsUXThemeData::UpdateNativeThemeInfo()
{
// Trigger a refresh of themed button metrics if needed
sTitlebarInfoPopulatedThemed = (nsWindow::GetWindowsVersion() < VISTA_VERSION);
sIsDefaultWindowsTheme = false;
sThemeId = LookAndFeel::eWindowsTheme_Generic;
if (!IsAppThemed() || !getCurrentThemeName) {
sThemeId = LookAndFeel::eWindowsTheme_Classic;
return;
}
WCHAR themeFileName[MAX_PATH + 1];
WCHAR themeColor[MAX_PATH + 1];
if (FAILED(getCurrentThemeName(themeFileName,
MAX_PATH,
themeColor,
MAX_PATH,
NULL, 0))) {
sThemeId = LookAndFeel::eWindowsTheme_Classic;
return;
}
LPCWSTR themeName = wcsrchr(themeFileName, L'\\');
themeName = themeName ? themeName + 1 : themeFileName;
WindowsTheme theme = WINTHEME_UNRECOGNIZED;
for (int i = 0; i < ArrayLength(knownThemes); ++i) {
if (!lstrcmpiW(themeName, knownThemes[i].name)) {
theme = (WindowsTheme)knownThemes[i].type;
break;
}
}
if (theme == WINTHEME_UNRECOGNIZED)
return;
if (theme == WINTHEME_AERO || theme == WINTHEME_LUNA)
sIsDefaultWindowsTheme = true;
if (theme != WINTHEME_LUNA) {
switch(theme) {
case WINTHEME_AERO:
sThemeId = LookAndFeel::eWindowsTheme_Aero;
return;
case WINTHEME_ZUNE:
sThemeId = LookAndFeel::eWindowsTheme_Zune;
return;
case WINTHEME_ROYALE:
sThemeId = LookAndFeel::eWindowsTheme_Royale;
return;
default:
NS_WARNING("unhandled theme type.");
return;
}
}
// calculate the luna color scheme
WindowsThemeColor color = WINTHEMECOLOR_UNRECOGNIZED;
for (int i = 0; i < ArrayLength(knownColors); ++i) {
if (!lstrcmpiW(themeColor, knownColors[i].name)) {
color = (WindowsThemeColor)knownColors[i].type;
break;
}
}
switch(color) {
case WINTHEMECOLOR_NORMAL:
sThemeId = LookAndFeel::eWindowsTheme_LunaBlue;
return;
case WINTHEMECOLOR_HOMESTEAD:
sThemeId = LookAndFeel::eWindowsTheme_LunaOlive;
return;
case WINTHEMECOLOR_METALLIC:
sThemeId = LookAndFeel::eWindowsTheme_LunaSilver;
return;
default:
NS_WARNING("unhandled theme color.");
return;
}
}