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[SHELL32]: Always paint the desktop listview transparent. This allows explorer to display the default desktop background color set by win32k as well as the ReactOS version on the desktop.

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See also r66271 and r66752.

svn path=/trunk/; revision=71441
This commit is contained in:
Hermès Bélusca-Maïto
2016-05-28 16:59:55 +00:00
parent 605449d0fe
commit 15082cc9fc
1 changed files with 9 additions and 2 deletions
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reactos/dll/win32/shell32/CDefView.cpp
+9 -2
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@@ -582,20 +582,27 @@ void CDefView::UpdateListColors()
DWORD cbDropShadow = sizeof(bDropShadow);
WCHAR wszBuf[16] = L"";
/*
* The desktop ListView always take the default desktop colours, by
* remaining transparent and letting user32/win32k paint itself the
* desktop background color, if any.
*/
m_ListView.SetBkColor(CLR_NONE);
RegGetValueW(HKEY_CURRENT_USER, L"Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Advanced",
L"ListviewShadow", RRF_RT_DWORD, NULL, &bDropShadow, &cbDropShadow);
if (bDropShadow && SystemParametersInfoW(SPI_GETDESKWALLPAPER, _countof(wszBuf), wszBuf, 0) && wszBuf[0])
{
/* Set the icon background transparent */
m_ListView.SetTextBkColor(CLR_NONE);
m_ListView.SetBkColor(CLR_NONE);
m_ListView.SetTextColor(RGB(255, 255, 255));
m_ListView.SetExtendedListViewStyle(LVS_EX_TRANSPARENTSHADOWTEXT, LVS_EX_TRANSPARENTSHADOWTEXT);
}
else
{
/* Set the icon background as the same colour as the desktop */
COLORREF crDesktop = GetSysColor(COLOR_DESKTOP);
m_ListView.SetTextBkColor(crDesktop);
m_ListView.SetBkColor(crDesktop);
if (GetRValue(crDesktop) + GetGValue(crDesktop) + GetBValue(crDesktop) > 128 * 3)
m_ListView.SetTextColor(RGB(0, 0, 0));
else