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https://github.com/reactos/reactos.git
synced 2024-12-28 10:04:49 +00:00
Implement resolution and color depth selection.
Applying new settings doesn't work due to unimplemented NtUserChangeDisplaySettings svn path=/trunk/; revision=14147
This commit is contained in:
Hervé Poussineau
parent
4dde3a1c21
commit
96b374677d
3 changed files with 569 additions and 18 deletions
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@ -42,8 +42,20 @@ STYLE DS_SHELLFONT | WS_CHILD | WS_DISABLED | WS_CAPTION
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CAPTION "Settings"
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FONT 8, "MS Shell Dlg"
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BEGIN
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LTEXT "This space is intentionally left blank",IDC_STATIC,66,
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110,112,8
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LTEXT "&Display:",1820,3,140,30,8
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LTEXT "<none>",IDC_SETTINGS_DEVICE,9,149,224,8
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GROUPBOX "&Screen area",1818,3,160,115,43
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CONTROL "",IDC_SETTINGS_RESOLUTION,"msctls_trackbar32",TBS_AUTOTICKS | WS_TABSTOP,
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30,170,58,17
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LTEXT "Less",1815,9,170,15,8,NOT WS_GROUP
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LTEXT "More",1816,93,170,21,8,NOT WS_GROUP
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LTEXT "",IDC_SETTINGS_RESOLUTION_TEXT,10,190,100,10,NOT WS_GROUP
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GROUPBOX "&Colors",1817,125,160,115,43
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COMBOBOX IDC_SETTINGS_BPP,131,170,103,80,CBS_DROPDOWNLIST | CBS_AUTOHSCROLL |
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WS_VSCROLL | WS_TABSTOP
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CONTROL "",1813,"Static",SS_BITMAP | SS_CENTERIMAGE | SS_SUNKEN,
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131,188,103,9
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PUSHBUTTON "Ad&vanced...",IDC_SETTINGS_ADVANCED,306,205,56,14
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END
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STRINGTABLE
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@ -36,5 +36,11 @@
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#define IDS_STRETCH 2004
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#define IDS_TILE 2005
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#define IDC_SETTINGS_DEVICE 201
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#define IDC_SETTINGS_BPP 202
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#define IDC_SETTINGS_RESOLUTION 203
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#define IDC_SETTINGS_RESOLUTION_TEXT 204
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#define IDC_SETTINGS_ADVANCED 205
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#endif /* __CPL_DESK_RESOURCE_H__ */
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@ -6,29 +6,562 @@
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* PURPOSE: Settings property page
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*
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* PROGRAMMERS: Trevor McCort (lycan359@gmail.com)
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* Hervé Poussineau (poussine@freesurf.fr)
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*/
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#include <windows.h>
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#include <commctrl.h>
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#include <stdio.h>
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#include <tchar.h>
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#include "resource.h"
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INT_PTR CALLBACK SettingsPageProc(HWND hwndDlg,
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UINT uMsg,
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WPARAM wParam,
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LPARAM lParam)
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/* As slider control can't contain user data, we have to keep an
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* array of RESOLUTION_INFO to have our own associated data.
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*/
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typedef struct _RESOLUTION_INFO
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{
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switch(uMsg)
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{
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case WM_INITDIALOG:
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{
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} break;
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case WM_COMMAND:
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{
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} break;
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}
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return FALSE;
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DWORD dmPelsWidth;
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DWORD dmPelsHeight;
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} RESOLUTION_INFO, *PRESOLUTION_INFO;
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typedef struct _SETTINGS_ENTRY
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{
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struct _SETTINGS_ENTRY *Blink;
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struct _SETTINGS_ENTRY *Flink;
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DWORD dmBitsPerPel;
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DWORD dmPelsWidth;
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DWORD dmPelsHeight;
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} SETTINGS_ENTRY, *PSETTINGS_ENTRY;
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typedef struct _DISPLAY_DEVICE_ENTRY
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{
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struct _DISPLAY_DEVICE_ENTRY *Flink;
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LPTSTR DeviceDescription;
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LPTSTR DeviceName;
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PSETTINGS_ENTRY Settings; /* sorted by increasing dmPelsHeight, BPP */
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DWORD SettingsCount;
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PRESOLUTION_INFO Resolutions;
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DWORD ResolutionsCount;
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PSETTINGS_ENTRY CurrentSettings; /* Points into Settings list */
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SETTINGS_ENTRY InitialSettings;
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} DISPLAY_DEVICE_ENTRY, *PDISPLAY_DEVICE_ENTRY;
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static PDISPLAY_DEVICE_ENTRY DisplayDeviceList = NULL;
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static PDISPLAY_DEVICE_ENTRY CurrentDisplayDevice = NULL;
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static VOID
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UpdateDisplay(IN HWND hwndDlg)
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{
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TCHAR Buffer[64];
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DWORD index;
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_stprintf(Buffer, TEXT("%lux%lu"), CurrentDisplayDevice->CurrentSettings->dmPelsWidth, CurrentDisplayDevice->CurrentSettings->dmPelsHeight);
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SendDlgItemMessage(hwndDlg, IDC_SETTINGS_RESOLUTION_TEXT, WM_SETTEXT, 0, (LPARAM)Buffer);
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for (index = 0; index < CurrentDisplayDevice->ResolutionsCount; index++)
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if (CurrentDisplayDevice->Resolutions[index].dmPelsWidth == CurrentDisplayDevice->CurrentSettings->dmPelsWidth &&
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CurrentDisplayDevice->Resolutions[index].dmPelsHeight == CurrentDisplayDevice->CurrentSettings->dmPelsHeight)
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{
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SendDlgItemMessage(hwndDlg, IDC_SETTINGS_RESOLUTION, TBM_SETPOS, TRUE, index);
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break;
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}
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_stprintf(Buffer, TEXT("%d bits"), CurrentDisplayDevice->CurrentSettings->dmBitsPerPel);
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SendDlgItemMessage(hwndDlg, IDC_SETTINGS_BPP, CB_SELECTSTRING, -1, (LPARAM)Buffer);
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}
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static PSETTINGS_ENTRY
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GetPossibleSettings(IN LPTSTR DeviceName, OUT DWORD* pSettingsCount, OUT PSETTINGS_ENTRY* CurrentSettings)
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{
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DEVMODE devmode;
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DWORD NbSettings = 0;
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DWORD iMode = 0;
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DWORD dwFlags = 0;
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PSETTINGS_ENTRY Settings = NULL;
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HDC hDC;
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PSETTINGS_ENTRY Current;
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DWORD bpp, xres, yres;
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/* Get current settings */
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*CurrentSettings = NULL;
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hDC = CreateIC(NULL, DeviceName, NULL, NULL);
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bpp = GetDeviceCaps(hDC, PLANES);
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bpp *= GetDeviceCaps(hDC, BITSPIXEL);
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xres = GetDeviceCaps(hDC, HORZRES);
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yres = GetDeviceCaps(hDC, VERTRES);
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DeleteDC(hDC);
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/* List all settings */
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devmode.dmSize = (WORD)sizeof(DEVMODE);
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devmode.dmDriverExtra = 0;
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while (EnumDisplaySettingsEx(DeviceName, NbSettings, &devmode, dwFlags))
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{
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Current = HeapAlloc(GetProcessHeap(), 0, sizeof(SETTINGS_ENTRY));
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if (Current != NULL)
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{
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/* Sort resolutions by increasing height, and BPP */
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PSETTINGS_ENTRY Previous = NULL;
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PSETTINGS_ENTRY Next = Settings;
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Current->dmPelsWidth = devmode.dmPelsWidth;
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Current->dmPelsHeight = devmode.dmPelsHeight;
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Current->dmBitsPerPel = devmode.dmBitsPerPel;
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while (Next != NULL && (
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Next->dmPelsHeight < Current->dmPelsHeight ||
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(Next->dmPelsHeight == Current->dmPelsHeight && Next->dmBitsPerPel < Current->dmBitsPerPel)))
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{
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Previous = Next;
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Next = Next->Flink;
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}
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Current->Blink = Previous;
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Current->Flink = Next;
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if (Previous == NULL)
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Settings = Current;
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else
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Previous->Flink = Current;
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if (Next != NULL)
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Next->Blink = Current;
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if (devmode.dmPelsWidth == xres && devmode.dmPelsHeight == yres && devmode.dmBitsPerPel == bpp)
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{
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*CurrentSettings = Current;
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}
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NbSettings++;
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}
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iMode++;
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}
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*pSettingsCount = NbSettings;
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return Settings;
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}
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static VOID
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AddDisplayDevice(IN LPTSTR Description, IN LPTSTR DeviceName)
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{
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PDISPLAY_DEVICE_ENTRY newEntry = NULL;
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LPTSTR description = NULL;
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LPTSTR name = NULL;
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DWORD descriptionSize;
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DWORD nameSize;
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PSETTINGS_ENTRY Current;
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DWORD ResolutionsCount = 1;
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DWORD i;
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newEntry = HeapAlloc(GetProcessHeap(), 0, sizeof(DISPLAY_DEVICE_ENTRY));
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if (!newEntry) goto ByeBye;
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newEntry->Settings = GetPossibleSettings(DeviceName, &newEntry->SettingsCount, &newEntry->CurrentSettings);
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if (!newEntry->Settings) goto ByeBye;
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newEntry->InitialSettings.dmPelsWidth = newEntry->CurrentSettings->dmPelsWidth;
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newEntry->InitialSettings.dmPelsHeight = newEntry->CurrentSettings->dmPelsHeight;
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newEntry->InitialSettings.dmBitsPerPel = newEntry->CurrentSettings->dmBitsPerPel;
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/* Count different resolutions */
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for (Current = newEntry->Settings; Current != NULL; Current = Current->Flink)
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if (Current->Flink != NULL &&
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((Current->dmPelsWidth != Current->Flink->dmPelsWidth) || (Current->dmPelsHeight != Current->Flink->dmPelsHeight)))
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ResolutionsCount++;
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newEntry->Resolutions = HeapAlloc(GetProcessHeap(), 0, ResolutionsCount * sizeof(RESOLUTION_INFO));
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if (!newEntry->Resolutions) goto ByeBye;
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newEntry->ResolutionsCount = ResolutionsCount;
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/* Fill resolutions infos */
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for (Current = newEntry->Settings, i = 0; Current != NULL; Current = Current->Flink)
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if (Current->Flink == NULL || (Current->Flink != NULL &&
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((Current->dmPelsWidth != Current->Flink->dmPelsWidth) || (Current->dmPelsHeight != Current->Flink->dmPelsHeight))))
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{
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newEntry->Resolutions[i].dmPelsWidth = Current->dmPelsWidth;
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newEntry->Resolutions[i].dmPelsHeight = Current->dmPelsHeight;
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i++;
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}
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descriptionSize = (_tcslen(Description) + 1) * sizeof(TCHAR);
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description = HeapAlloc(GetProcessHeap(), 0, descriptionSize);
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if (!description) goto ByeBye;
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nameSize = (_tcslen(DeviceName) + 1) * sizeof(TCHAR);
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name = HeapAlloc(GetProcessHeap(), 0, nameSize);
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if (!name) goto ByeBye;
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memcpy(description, Description, descriptionSize);
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memcpy(name, DeviceName, nameSize);
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newEntry->DeviceDescription = description;
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newEntry->DeviceName = name;
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newEntry->Flink = DisplayDeviceList;
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DisplayDeviceList = newEntry;
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return;
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ByeBye:
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if (newEntry != NULL)
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{
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if (newEntry->Settings != NULL)
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{
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Current = newEntry->Settings;
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while (Current != NULL)
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{
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PSETTINGS_ENTRY Next = Current->Flink;
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HeapFree(GetProcessHeap(), 0, Current);
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Current = Next;
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}
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}
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if (newEntry->Resolutions != NULL)
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HeapFree(GetProcessHeap(), 0, newEntry->Resolutions);
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HeapFree(GetProcessHeap(), 0, newEntry);
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}
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if (description != NULL)
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HeapFree(GetProcessHeap(), 0, description);
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if (name != NULL)
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HeapFree(GetProcessHeap(), 0, name);
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}
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static VOID
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OnDisplayDeviceChanged(IN HWND hwndDlg, IN PDISPLAY_DEVICE_ENTRY pDeviceEntry)
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{
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PSETTINGS_ENTRY Current;
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DWORD index;
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CurrentDisplayDevice = pDeviceEntry; /* Update global variable */
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/* Fill color depths combo box */
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SendDlgItemMessage(hwndDlg, IDC_SETTINGS_BPP, CB_RESETCONTENT, 0, 0);
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for (Current = pDeviceEntry->Settings; Current != NULL; Current = Current->Flink)
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{
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TCHAR Buffer[64];
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_stprintf(Buffer, TEXT("%d bits"), Current->dmBitsPerPel);
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index = SendDlgItemMessage(hwndDlg, IDC_SETTINGS_BPP, CB_FINDSTRINGEXACT, (WPARAM)-1, (LPARAM)Buffer);
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if (index == CB_ERR)
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{
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index = SendDlgItemMessage(hwndDlg, IDC_SETTINGS_BPP, CB_ADDSTRING, 0, (LPARAM)Buffer);
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SendDlgItemMessage(hwndDlg, IDC_SETTINGS_BPP, CB_SETITEMDATA, index, Current->dmBitsPerPel);
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}
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}
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/* Fill resolutions slider */
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SendDlgItemMessage(hwndDlg, IDC_SETTINGS_RESOLUTION, TBM_CLEARTICS, TRUE, 0);
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SendDlgItemMessage(hwndDlg, IDC_SETTINGS_RESOLUTION, TBM_SETRANGE, TRUE, MAKELONG(0, pDeviceEntry->ResolutionsCount - 1));
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UpdateDisplay(hwndDlg);
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}
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static VOID
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OnInitDialog(IN HWND hwndDlg)
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{
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DWORD Result = 0;
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DWORD iDevNum = 0;
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DISPLAY_DEVICE displayDevice;
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/* Get video cards list */
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displayDevice.cb = (DWORD)sizeof(DISPLAY_DEVICE);
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while (EnumDisplayDevices(NULL, iDevNum, &displayDevice, 0))
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{
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if ((displayDevice.StateFlags & DISPLAY_DEVICE_ATTACHED_TO_DESKTOP) != 0)
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{
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AddDisplayDevice(displayDevice.DeviceString, displayDevice.DeviceName);
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Result++;
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}
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iDevNum++;
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}
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if (Result == 0)
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{
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/* No adapter found */
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EnableWindow(GetDlgItem(hwndDlg, IDC_SETTINGS_BPP), FALSE);
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EnableWindow(GetDlgItem(hwndDlg, IDC_SETTINGS_RESOLUTION), FALSE);
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EnableWindow(GetDlgItem(hwndDlg, IDC_SETTINGS_RESOLUTION_TEXT), FALSE);
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EnableWindow(GetDlgItem(hwndDlg, IDC_SETTINGS_ADVANCED), FALSE);
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}
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else if (Result == 1)
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{
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/* Single video adapter */
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SendDlgItemMessage(hwndDlg, IDC_SETTINGS_DEVICE, WM_SETTEXT, 0, (LPARAM)DisplayDeviceList->DeviceDescription);
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OnDisplayDeviceChanged(hwndDlg, DisplayDeviceList);
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}
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else
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{
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/* FIXME: multi video adapter */
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/* FIXME: choose selected adapter being the primary one */
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}
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}
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static VOID
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OnBPPChanged(IN HWND hwndDlg)
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{
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/* if new BPP is not compatible with resolution:
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* 1) try to find the nearest smaller matching resolution
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* 2) otherwise, get the nearest bigger resolution
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*/
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PSETTINGS_ENTRY Current;
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DWORD dmNewBitsPerPel;
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DWORD index;
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TCHAR Buffer[64];
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SendDlgItemMessage(hwndDlg, IDC_SETTINGS_BPP, WM_GETTEXT, (WPARAM)(sizeof(Buffer) / sizeof(TCHAR)), (LPARAM)Buffer);
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index = SendDlgItemMessage(hwndDlg, IDC_SETTINGS_BPP, CB_FINDSTRINGEXACT, (WPARAM)-1, (LPARAM)Buffer);
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dmNewBitsPerPel = SendDlgItemMessage(hwndDlg, IDC_SETTINGS_BPP, CB_GETITEMDATA, index, 0);
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/* find if new parameters are valid */
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Current = CurrentDisplayDevice->CurrentSettings;
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if (dmNewBitsPerPel == Current->dmBitsPerPel)
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{
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/* no change */
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return;
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}
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PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
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if (dmNewBitsPerPel < Current->dmBitsPerPel)
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{
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Current = Current->Blink;
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while (Current != NULL)
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{
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if (Current->dmBitsPerPel == dmNewBitsPerPel
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&& Current->dmPelsHeight == CurrentDisplayDevice->CurrentSettings->dmPelsHeight
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&& Current->dmPelsWidth == CurrentDisplayDevice->CurrentSettings->dmPelsWidth)
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{
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CurrentDisplayDevice->CurrentSettings = Current;
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UpdateDisplay(hwndDlg);
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return;
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}
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Current = Current->Blink;
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}
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}
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else
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{
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Current = Current->Flink;
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while (Current != NULL)
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{
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if (Current->dmBitsPerPel == dmNewBitsPerPel
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&& Current->dmPelsHeight == CurrentDisplayDevice->CurrentSettings->dmPelsHeight
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&& Current->dmPelsWidth == CurrentDisplayDevice->CurrentSettings->dmPelsWidth)
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{
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CurrentDisplayDevice->CurrentSettings = Current;
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UpdateDisplay(hwndDlg);
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return;
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}
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Current = Current->Flink;
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}
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}
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/* search smaller resolution compatible with current color depth */
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Current = CurrentDisplayDevice->CurrentSettings->Blink;
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while (Current != NULL)
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{
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if (Current->dmBitsPerPel == dmNewBitsPerPel)
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{
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CurrentDisplayDevice->CurrentSettings = Current;
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UpdateDisplay(hwndDlg);
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return;
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}
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Current = Current->Blink;
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}
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/* search bigger resolution compatible with current color depth */
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Current = CurrentDisplayDevice->CurrentSettings->Flink;
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while (Current != NULL)
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{
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if (Current->dmBitsPerPel == dmNewBitsPerPel)
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{
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CurrentDisplayDevice->CurrentSettings = Current;
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UpdateDisplay(hwndDlg);
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return;
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}
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Current = Current->Flink;
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}
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/* we shouldn't go there */
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}
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static VOID
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OnResolutionChanged(IN HWND hwndDlg, IN DWORD NewPosition)
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{
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/* if new resolution is not compatible with color depth:
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* 1) try to find the nearest bigger matching color depth
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* 2) otherwise, get the nearest smaller color depth
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*/
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PSETTINGS_ENTRY Current;
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DWORD dmNewPelsHeight = CurrentDisplayDevice->Resolutions[NewPosition].dmPelsHeight;
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DWORD dmNewPelsWidth = CurrentDisplayDevice->Resolutions[NewPosition].dmPelsWidth;
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/* find if new parameters are valid */
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Current = CurrentDisplayDevice->CurrentSettings;
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if (dmNewPelsHeight == Current->dmPelsHeight && dmNewPelsWidth == Current->dmPelsWidth)
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{
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/* no change */
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return;
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}
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PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
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if (dmNewPelsHeight < Current->dmPelsHeight)
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{
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Current = Current->Blink;
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while (Current != NULL)
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{
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if (Current->dmPelsHeight == dmNewPelsHeight
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&& Current->dmPelsWidth == dmNewPelsWidth
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&& Current->dmBitsPerPel == CurrentDisplayDevice->CurrentSettings->dmBitsPerPel)
|
||||
{
|
||||
CurrentDisplayDevice->CurrentSettings = Current;
|
||||
UpdateDisplay(hwndDlg);
|
||||
return;
|
||||
}
|
||||
Current = Current->Blink;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
Current = Current->Flink;
|
||||
while (Current != NULL)
|
||||
{
|
||||
if (Current->dmPelsHeight == dmNewPelsHeight
|
||||
&& Current->dmPelsWidth == dmNewPelsWidth
|
||||
&& Current->dmBitsPerPel == CurrentDisplayDevice->CurrentSettings->dmBitsPerPel)
|
||||
{
|
||||
CurrentDisplayDevice->CurrentSettings = Current;
|
||||
UpdateDisplay(hwndDlg);
|
||||
return;
|
||||
}
|
||||
Current = Current->Flink;
|
||||
}
|
||||
}
|
||||
|
||||
/* search bigger color depth compatible with current resolution */
|
||||
Current = CurrentDisplayDevice->CurrentSettings->Flink;
|
||||
while (Current != NULL)
|
||||
{
|
||||
if (dmNewPelsHeight == Current->dmPelsHeight && dmNewPelsWidth == Current->dmPelsWidth)
|
||||
{
|
||||
CurrentDisplayDevice->CurrentSettings = Current;
|
||||
UpdateDisplay(hwndDlg);
|
||||
return;
|
||||
}
|
||||
Current = Current->Flink;
|
||||
}
|
||||
|
||||
/* search smaller color depth compatible with current resolution */
|
||||
Current = CurrentDisplayDevice->CurrentSettings->Blink;
|
||||
while (Current != NULL)
|
||||
{
|
||||
if (dmNewPelsHeight == Current->dmPelsHeight && dmNewPelsWidth == Current->dmPelsWidth)
|
||||
{
|
||||
CurrentDisplayDevice->CurrentSettings = Current;
|
||||
UpdateDisplay(hwndDlg);
|
||||
return;
|
||||
}
|
||||
Current = Current->Blink;
|
||||
}
|
||||
|
||||
/* we shouldn't go there */
|
||||
}
|
||||
|
||||
static VOID
|
||||
OnAdvancedButton()
|
||||
{
|
||||
MessageBox(NULL, TEXT("That button doesn't do anything yet"), TEXT("Whoops"), MB_OK);
|
||||
}
|
||||
|
||||
/* Property page dialog callback */
|
||||
INT_PTR CALLBACK
|
||||
SettingsPageProc(IN HWND hwndDlg, IN UINT uMsg, IN WPARAM wParam, IN LPARAM lParam)
|
||||
{
|
||||
switch(uMsg)
|
||||
{
|
||||
case WM_INITDIALOG:
|
||||
OnInitDialog(hwndDlg);
|
||||
break;
|
||||
case WM_COMMAND:
|
||||
{
|
||||
DWORD controlId = LOWORD(wParam);
|
||||
DWORD command = HIWORD(wParam);
|
||||
|
||||
if (controlId == IDC_SETTINGS_ADVANCED && command == BN_CLICKED)
|
||||
OnAdvancedButton();
|
||||
else if (controlId == IDC_SETTINGS_BPP && command == CBN_SELCHANGE)
|
||||
OnBPPChanged(hwndDlg);
|
||||
break;
|
||||
}
|
||||
case WM_HSCROLL:
|
||||
{
|
||||
switch (LOWORD(wParam))
|
||||
{
|
||||
case TB_LINEUP:
|
||||
case TB_LINEDOWN:
|
||||
case TB_PAGEUP:
|
||||
case TB_PAGEDOWN:
|
||||
case TB_TOP:
|
||||
case TB_BOTTOM:
|
||||
case TB_ENDTRACK:
|
||||
{
|
||||
DWORD newPosition = SendDlgItemMessage(hwndDlg, IDC_SETTINGS_RESOLUTION, TBM_GETPOS, 0, 0);
|
||||
OnResolutionChanged(hwndDlg, newPosition);
|
||||
}
|
||||
}
|
||||
break;
|
||||
}
|
||||
case WM_NOTIFY:
|
||||
{
|
||||
LPNMHDR lpnm = (LPNMHDR)lParam;
|
||||
if (lpnm->code == PSN_APPLY)
|
||||
{
|
||||
if (CurrentDisplayDevice->CurrentSettings->dmPelsWidth != CurrentDisplayDevice->InitialSettings.dmPelsWidth
|
||||
|| CurrentDisplayDevice->CurrentSettings->dmPelsHeight != CurrentDisplayDevice->InitialSettings.dmPelsHeight
|
||||
|| CurrentDisplayDevice->CurrentSettings->dmBitsPerPel != CurrentDisplayDevice->InitialSettings.dmBitsPerPel)
|
||||
{
|
||||
#if 1
|
||||
MessageBox(NULL, TEXT("Sorry... Applying changes is not implemented in ReactOS..."), TEXT("Display settings"), MB_OK | MB_ICONSTOP);
|
||||
#else
|
||||
/* FIXME: Need to test changes */
|
||||
/* Apply new settings */
|
||||
LONG rc;
|
||||
DEVMODE devmode;
|
||||
RtlZeroMemory(&devmode, sizeof(DEVMODE));
|
||||
devmode.dmSize = (WORD)sizeof(DEVMODE);
|
||||
devmode.dmPelsWidth = CurrentDisplayDevice->CurrentSettings->dmPelsWidth;
|
||||
devmode.dmPelsHeight = CurrentDisplayDevice->CurrentSettings->dmPelsHeight;
|
||||
devmode.dmBitsPerPel = CurrentDisplayDevice->CurrentSettings->dmBitsPerPel;
|
||||
devmode.dmFields = DM_PELSWIDTH | DM_PELSHEIGHT | DM_BITSPERPEL;
|
||||
rc = ChangeDisplaySettingsEx(
|
||||
CurrentDisplayDevice->DeviceName,
|
||||
&devmode,
|
||||
NULL,
|
||||
CDS_UPDATEREGISTRY,
|
||||
NULL);
|
||||
switch (rc)
|
||||
{
|
||||
case DISP_CHANGE_SUCCESSFUL:
|
||||
CurrentDisplayDevice->InitialSettings.dmPelsWidth = CurrentDisplayDevice->CurrentSettings->dmPelsWidth;
|
||||
CurrentDisplayDevice->InitialSettings.dmPelsHeight = CurrentDisplayDevice->CurrentSettings->dmPelsHeight;
|
||||
CurrentDisplayDevice->InitialSettings.dmBitsPerPel = CurrentDisplayDevice->CurrentSettings->dmBitsPerPel;
|
||||
break;
|
||||
case DISP_CHANGE_FAILED:
|
||||
MessageBox(NULL, TEXT("Failed to apply new settings..."), TEXT("Display settings"), MB_OK | MB_ICONSTOP);
|
||||
break;
|
||||
case DISP_CHANGE_RESTART:
|
||||
MessageBox(NULL, TEXT("You need to restart your computer to apply changes."), TEXT("Display settings"), MB_OK | MB_ICONINFORMATION);
|
||||
break;
|
||||
default:
|
||||
MessageBox(NULL, TEXT("Unknown error when applying new settings..."), TEXT("Display settings"), MB_OK | MB_ICONSTOP);
|
||||
break;
|
||||
}
|
||||
#endif
|
||||
}
|
||||
}
|
||||
break;
|
||||
}
|
||||
case WM_DESTROY:
|
||||
{
|
||||
PDISPLAY_DEVICE_ENTRY Current = DisplayDeviceList;
|
||||
while (Current != NULL)
|
||||
{
|
||||
PDISPLAY_DEVICE_ENTRY Next = Current->Flink;
|
||||
PSETTINGS_ENTRY CurrentSettings = Current->Settings;
|
||||
while (CurrentSettings != NULL)
|
||||
{
|
||||
PSETTINGS_ENTRY NextSettings = CurrentSettings->Flink;
|
||||
HeapFree(GetProcessHeap(), 0, CurrentSettings);
|
||||
CurrentSettings = NextSettings;
|
||||
}
|
||||
HeapFree(GetProcessHeap(), 0, Current);
|
||||
Current = Next;
|
||||
}
|
||||
}
|
||||
}
|
||||
return FALSE;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue