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[DESK.CPL]: Fix resolution slider issues.

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Patch by "reactosfanboy" and Mark Jansen (nick "learn_more")
CORE-10792 #resolve

svn path=/trunk/; revision=70729
This commit is contained in:
Hermès Bélusca-Maïto 2016-02-13 13:43:35 +00:00
parent 340d1b6e9f
commit 3ef979d4d3
1 changed files with 47 additions and 26 deletions
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73
reactos/dll/cpl/desk/settings.c
View file

@ -56,6 +56,28 @@ UpdateDisplay(IN HWND hwndDlg, PDATA pData, IN BOOL bUpdateThumb)
}
}
static int
CompareSettings(PSETTINGS_ENTRY Entry, DWORD dmPelsWidth, DWORD dmPelsHeight,
DWORD dmBitsPerPel, DWORD dmDisplayFrequency)
{
if (Entry->dmPelsWidth == dmPelsWidth &&
Entry->dmPelsHeight == dmPelsHeight &&
Entry->dmBitsPerPel == dmBitsPerPel &&
Entry->dmDisplayFrequency == dmDisplayFrequency)
{
return 0;
}
else
if ((Entry->dmPelsWidth < dmPelsWidth) ||
(Entry->dmPelsWidth == dmPelsWidth && Entry->dmPelsHeight < dmPelsHeight) ||
(Entry->dmPelsWidth == dmPelsWidth && Entry->dmPelsHeight == dmPelsHeight &&
Entry->dmBitsPerPel < dmBitsPerPel))
{
return 1;
}
return -1;
}
static PSETTINGS_ENTRY
GetPossibleSettings(IN LPCTSTR DeviceName, OUT DWORD* pSettingsCount, OUT PSETTINGS_ENTRY* CurrentSettings)
{
@ -66,7 +88,7 @@ GetPossibleSettings(IN LPCTSTR DeviceName, OUT DWORD* pSettingsCount, OUT PSETTI
PSETTINGS_ENTRY Settings = NULL;
HDC hDC;
PSETTINGS_ENTRY Current;
DWORD bpp, xres, yres, checkbpp;
DWORD bpp, xres, yres;
DWORD curDispFreq;
/* Get current settings */
@ -89,22 +111,17 @@ GetPossibleSettings(IN LPCTSTR DeviceName, OUT DWORD* pSettingsCount, OUT PSETTI
while (EnumDisplaySettingsEx(DeviceName, iMode, &devmode, dwFlags))
{
if ((devmode.dmBitsPerPel == 4 ||
devmode.dmBitsPerPel == 8 ||
devmode.dmBitsPerPel == 16 ||
devmode.dmBitsPerPel == 24 ||
devmode.dmBitsPerPel == 32) &&
devmode.dmDisplayFrequency == curDispFreq)
{
checkbpp=1;
}
else
checkbpp=0;
iMode++;
if (devmode.dmPelsWidth < 640 ||
devmode.dmPelsHeight < 480 || checkbpp == 0)
devmode.dmPelsHeight < 480 ||
devmode.dmDisplayFrequency != curDispFreq ||
(devmode.dmBitsPerPel != 4 &&
devmode.dmBitsPerPel != 8 &&
devmode.dmBitsPerPel != 16 &&
devmode.dmBitsPerPel != 24 &&
devmode.dmBitsPerPel != 32))
{
iMode++;
continue;
}
@ -118,12 +135,10 @@ GetPossibleSettings(IN LPCTSTR DeviceName, OUT DWORD* pSettingsCount, OUT PSETTI
Current->dmPelsHeight = devmode.dmPelsHeight;
Current->dmBitsPerPel = devmode.dmBitsPerPel;
Current->dmDisplayFrequency = devmode.dmDisplayFrequency;
while (Next != NULL && (
Next->dmPelsWidth < Current->dmPelsWidth ||
(Next->dmPelsWidth == Current->dmPelsWidth && Next->dmPelsHeight < Current->dmPelsHeight) ||
(Next->dmPelsHeight == Current->dmPelsHeight &&
Next->dmPelsWidth == Current->dmPelsWidth &&
Next->dmBitsPerPel < Current->dmBitsPerPel )))
while (Next != NULL &&
CompareSettings(Next, devmode.dmPelsWidth,
devmode.dmPelsHeight, devmode.dmBitsPerPel,
devmode.dmDisplayFrequency) > 0)
{
Previous = Next;
Next = Next->Flink;
@ -142,7 +157,6 @@ GetPossibleSettings(IN LPCTSTR DeviceName, OUT DWORD* pSettingsCount, OUT PSETTI
}
NbSettings++;
}
iMode++;
}
*pSettingsCount = NbSettings;
@ -538,6 +552,8 @@ OnResolutionChanged(IN HWND hwndDlg, IN PDATA pData, IN DWORD NewPosition,
PSETTINGS_ENTRY Current;
DWORD dmNewPelsHeight = pData->CurrentDisplayDevice->Resolutions[NewPosition].dmPelsHeight;
DWORD dmNewPelsWidth = pData->CurrentDisplayDevice->Resolutions[NewPosition].dmPelsWidth;
DWORD dmBitsPerPel;
DWORD dmDisplayFrequency;
/* Find if new parameters are valid */
Current = pData->CurrentDisplayDevice->CurrentSettings;
@ -549,14 +565,19 @@ OnResolutionChanged(IN HWND hwndDlg, IN PDATA pData, IN DWORD NewPosition,
PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
if (dmNewPelsHeight < Current->dmPelsHeight)
dmBitsPerPel = Current->dmBitsPerPel;
dmDisplayFrequency = Current->dmDisplayFrequency;
if (CompareSettings(Current, dmNewPelsWidth,
dmNewPelsHeight, dmBitsPerPel,
dmDisplayFrequency) < 0)
{
Current = Current->Blink;
while (Current != NULL)
{
if (Current->dmPelsHeight == dmNewPelsHeight
&& Current->dmPelsWidth == dmNewPelsWidth
&& Current->dmBitsPerPel == pData->CurrentDisplayDevice->CurrentSettings->dmBitsPerPel)
&& Current->dmPelsWidth == dmNewPelsWidth
&& Current->dmBitsPerPel == dmBitsPerPel)
{
pData->CurrentDisplayDevice->CurrentSettings = Current;
UpdateDisplay(hwndDlg, pData, bUpdateThumb);
@ -571,8 +592,8 @@ OnResolutionChanged(IN HWND hwndDlg, IN PDATA pData, IN DWORD NewPosition,
while (Current != NULL)
{
if (Current->dmPelsHeight == dmNewPelsHeight
&& Current->dmPelsWidth == dmNewPelsWidth
&& Current->dmBitsPerPel == pData->CurrentDisplayDevice->CurrentSettings->dmBitsPerPel)
&& Current->dmPelsWidth == dmNewPelsWidth
&& Current->dmBitsPerPel == dmBitsPerPel)
{
pData->CurrentDisplayDevice->CurrentSettings = Current;
UpdateDisplay(hwndDlg, pData, bUpdateThumb);