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windows-nt/Source/XPSP1/NT/shell/cpls/deskmon/deskmon.cpp

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/******************************************************************************
Source File: deskmon.cpp
Main code for the advanced desktop Monitor page
Copyright (c) 1997-1998 by Microsoft Corporation
Change History:
12-16-97 AndreVa - Created It
******************************************************************************/
#include "deskmon.h"
#define DECL_CRTFREE
#include <crtfree.h>
//
// The function DeviceProperties() is implemented in DevMgr.dll; Since we don't have a devmgr.h, we
// explicitly declare it here.
//
typedef int (WINAPI *DEVPROPERTIES)(
HWND hwndParent,
LPCTSTR MachineName,
LPCTSTR DeviceID,
BOOL ShowDeviceTree
);
// OLE-Registry magic number
// 42071713-76d4-11d1-8b24-00a0c9068ff3
//
GUID g_CLSID_CplExt = { 0x42071713, 0x76d4, 0x11d1,
{ 0x8b, 0x24, 0x00, 0xa0, 0xc9, 0x06, 0x8f, 0xf3}
};
DESK_EXTENSION_INTERFACE DeskInterface;
static const DWORD sc_MonitorHelpIds[] =
{
IDC_MONITOR_GRP, IDH_DISPLAY_SETTINGS_ADVANCED_MONITOR_TYPE,
IDI_MONITOR, IDH_DISPLAY_SETTINGS_ADVANCED_MONITOR_TYPE,
IDC_MONITORDESC, IDH_DISPLAY_SETTINGS_ADVANCED_MONITOR_TYPE,
IDC_MONITORS_LIST, IDH_DISPLAY_SETTINGS_ADVANCED_MONITOR_MONITORTYPE_LISTBOX,
IDC_PROPERTIES, IDH_DISPLAY_SETTINGS_ADVANCED_MONITOR_PROPERTIES,
IDC_MONSET_GRP, IDH_NOHELP,
IDC_MONSET_FREQSTR, IDH_DISPLAY_SETTINGS_ADVANCED_MONITOR_REFRESH,
IDC_MONSET_FREQ, IDH_DISPLAY_SETTINGS_ADVANCED_MONITOR_REFRESH,
IDC_MONSET_PRUNNING_MODE, IDH_DISPLAY_SETTINGS_ADVANCED_MONITOR_HIDEMODE_CHECKBOX,
IDC_MONSET_PRUNNING_MODE_DESC, IDH_DISPLAY_SETTINGS_ADVANCED_MONITOR_HIDEMODE_CHECKBOX,
0, 0
};
///////////////////////////////////////////////////////////////////////////////
//
// Messagebox wrapper
//
///////////////////////////////////////////////////////////////////////////////
int
FmtMessageBox(
HWND hwnd,
UINT fuStyle,
DWORD dwTitleID,
DWORD dwTextID)
{
TCHAR Title[256];
TCHAR Text[1700];
LoadString(g_hInst, dwTextID, Text, ARRAYSIZE(Text));
LoadString(g_hInst, dwTitleID, Title, ARRAYSIZE(Title));
return (MessageBox(hwnd, Text, Title, fuStyle));
}
// Constructors / destructor
CMonitorPage::CMonitorPage(HWND hDlg)
: m_hDlg(hDlg)
, m_lpdmPrevious(NULL)
, m_bCanBePruned(FALSE)
, m_bIsPruningReadOnly(TRUE)
, m_bIsPruningOn(FALSE)
, m_cMonitors(0)
, m_hMonitorsList(NULL)
, m_lpdmOnCancel(NULL)
, m_bOnCancelIsPruningOn(FALSE)
{
// preconditions
//ASSERT(NULL != hDlg);
}
CMonitorPage::~CMonitorPage()
{
}
void CMonitorPage::OnApply()
{
long lRet = PSNRET_INVALID_NOCHANGEPAGE;
HINSTANCE hInst;
LPDISPLAY_SAVE_SETTINGS lpfnDisplaySaveSettings = NULL;
hInst = LoadLibrary(TEXT("desk.cpl"));
if (hInst)
{
lpfnDisplaySaveSettings = (LPDISPLAY_SAVE_SETTINGS)
GetProcAddress(hInst, "DisplaySaveSettings");
if (lpfnDisplaySaveSettings)
{
long lSave = lpfnDisplaySaveSettings(DeskInterface.pContext, m_hDlg);
LPDEVMODEW lpdmCurrent = DeskInterface.lpfnGetSelectedMode(DeskInterface.pContext);
if (lSave == DISP_CHANGE_SUCCESSFUL)
{
//
// Save the current mode - to restore it in case the user cancels the p. sheet
//
m_lpdmOnCancel = m_lpdmPrevious = lpdmCurrent;
m_bOnCancelIsPruningOn = m_bIsPruningOn;
lRet = PSNRET_NOERROR;
}
else if (lSave == DISP_CHANGE_RESTART)
{
//
// User wants to reboot system.
//
PropSheet_RestartWindows(GetParent(m_hDlg));
lRet = PSNRET_NOERROR;
}
else
{
//
// Keep the apply button active
//
lRet = PSNRET_INVALID_NOCHANGEPAGE;
RefreshFrequenciesList();
BOOL bCanBePruned, bIsPruningReadOnly, bIsPruningOn;
DeskInterface.lpfnGetPruningMode(DeskInterface.pContext,
&bCanBePruned,
&bIsPruningReadOnly,
&bIsPruningOn);
if(m_bIsPruningOn != bIsPruningOn)
InitPruningMode();
}
}
FreeLibrary(hInst);
}
SetWindowLongPtr(m_hDlg, DWLP_MSGRESULT, lRet);
}
void CMonitorPage::OnCancel()
{
if (m_bCanBePruned && !m_bIsPruningReadOnly &&
((m_bOnCancelIsPruningOn != 0) != (m_bIsPruningOn != 0)))
DeskInterface.lpfnSetPruningMode(DeskInterface.pContext, m_bOnCancelIsPruningOn);
DeskInterface.lpfnSetSelectedMode(DeskInterface.pContext, m_lpdmOnCancel);
};
void CMonitorPage::OnInitDialog()
{
m_hMonitorsList = GetDlgItem(m_hDlg, IDC_MONITORS_LIST);
HWND hSingleMonitor = GetDlgItem(m_hDlg, IDC_MONITORDESC);
//ASSERT((NULL != m_hMonitorsList) && (NULL != hSingleMonitor));
ListBox_ResetContent(m_hMonitorsList);
//
// Get the CPL extension interfaces from IDataObject.
//
STGMEDIUM stgmExt;
FORMATETC fmteExt = {(CLIPFORMAT)RegisterClipboardFormat(DESKCPLEXT_INTERFACE),
(DVTARGETDEVICE FAR *) NULL,
DVASPECT_CONTENT,
-1,
TYMED_HGLOBAL};
HRESULT hres = g_lpdoTarget->GetData(&fmteExt, &stgmExt);
if (SUCCEEDED(hres) && stgmExt.hGlobal)
{
//
// The storage now contains Display device path (\\.\DisplayX) in UNICODE.
//
PDESK_EXTENSION_INTERFACE pInterface =
(PDESK_EXTENSION_INTERFACE) GlobalLock(stgmExt.hGlobal);
RtlCopyMemory(&DeskInterface,
pInterface,
min(pInterface->cbSize,
sizeof(DESK_EXTENSION_INTERFACE)));
GlobalUnlock(stgmExt.hGlobal);
ReleaseStgMedium(&stgmExt);
}
//
// Get the adapter devnode.
// The adapter is the parent of all monitors in the device tree.
//
DEVINST devInstAdapter;
BOOL bDevInstAdapter = FALSE;
STGMEDIUM stgmAdpId;
FORMATETC fmteAdpId = {(CLIPFORMAT)RegisterClipboardFormat(DESKCPLEXT_DISPLAY_ID),
(DVTARGETDEVICE FAR *) NULL,
DVASPECT_CONTENT,
-1,
TYMED_HGLOBAL};
hres = g_lpdoTarget->GetData(&fmteAdpId, &stgmAdpId);
if(SUCCEEDED(hres) && stgmAdpId.hGlobal)
{
LPWSTR pwDeviceID = (LPWSTR) GlobalLock(stgmAdpId.hGlobal);
#ifdef UNICODE
bDevInstAdapter = (CM_Locate_DevNodeW(&devInstAdapter, pwDeviceID, 0) == CR_SUCCESS);
#else // UNICODE
CHAR szBuffer[MAX_PATH];
bDevInstAdapter = (BOOL)WideCharToMultiByte(CP_ACP, 0, pwDeviceID, lstrlenW(pwDeviceID) + 1,
szBuffer, MAX_PATH, NULL, NULL);
if(bDevInstAdapter)
{
bDevInstAdapter = (CM_Locate_DevNodeA(&devInstAdapter, szBuffer, 0) == CR_SUCCESS);
}
#endif // UNICODE
GlobalUnlock(stgmAdpId.hGlobal);
ReleaseStgMedium(&stgmAdpId);
}
//
// Get the adapter device and enum all monitors
//
STGMEDIUM stgmAdpDev;
FORMATETC fmteAdpDev = {(CLIPFORMAT)RegisterClipboardFormat(DESKCPLEXT_DISPLAY_DEVICE),
(DVTARGETDEVICE FAR *) NULL,
DVASPECT_CONTENT,
-1,
TYMED_HGLOBAL};
hres = g_lpdoTarget->GetData(&fmteAdpDev, &stgmAdpDev);
if (SUCCEEDED(hres) && stgmAdpDev.hGlobal)
{
LPWSTR pwDisplayDevice = (LPWSTR)GlobalLock(stgmAdpDev.hGlobal);
LPTSTR pBuffer = NULL;
#ifdef UNICODE
pBuffer = pwDisplayDevice;
#else // UNICODE
CHAR szBuffer[MAX_PATH];
if(WideCharToMultiByte(CP_ACP, 0, pwDisplayDevice, lstrlenW(pwDisplayDevice) + 1,
szBuffer, MAX_PATH, NULL, NULL))
pBuffer = szBuffer;
#endif // UNICODE
if(NULL != pBuffer)
{
DISPLAY_DEVICE ddMon;
BOOL bSuccess = FALSE;
int cMonitors = 0;
do
{
ZeroMemory(&ddMon, sizeof(ddMon));
ddMon.cb = sizeof(DISPLAY_DEVICE);
bSuccess = EnumDisplayDevices(pBuffer, cMonitors, &ddMon, 0);
if (bSuccess)
{
++cMonitors;
if (ddMon.StateFlags & DISPLAY_DEVICE_ATTACHED)
{
if(0 == m_cMonitors)
SendDlgItemMessage(m_hDlg, IDC_MONITORDESC, WM_SETTEXT, 0, (LPARAM)ddMon.DeviceString);
int nNewItem = ListBox_AddString(m_hMonitorsList, (LPTSTR)ddMon.DeviceString);
if(nNewItem >= 0)
{
++m_cMonitors;
ListBox_SetItemData(m_hMonitorsList, nNewItem, NULL);
if(bDevInstAdapter)
SaveMonitorInstancePath(devInstAdapter, ddMon.DeviceID, nNewItem);
}
}
}
}
while (bSuccess);
}
GlobalUnlock(stgmAdpDev.hGlobal);
ReleaseStgMedium(&stgmAdpDev);
}
if(m_cMonitors <= 0)
{
TCHAR szDefaultMonitor[MAX_PATH];
LoadString(g_hInst, IDS_DEFAULT_MONITOR, szDefaultMonitor, ARRAYSIZE(szDefaultMonitor));
SendDlgItemMessage(m_hDlg, IDC_MONITORDESC, WM_SETTEXT, 0, (LPARAM)szDefaultMonitor);
EnableWindow(GetDlgItem(m_hDlg, IDC_PROPERTIES), FALSE);
}
else if(m_cMonitors == 1)
{
BOOL bEnable = ((ListBox_GetCount(m_hMonitorsList) >= 1) &&
(NULL != (LPTSTR)ListBox_GetItemData(m_hMonitorsList, 0)));
EnableWindow(GetDlgItem(m_hDlg, IDC_PROPERTIES), bEnable);
}
else
{
ListBox_SetCurSel(m_hMonitorsList, 0);
OnSelMonitorChanged();
}
ShowWindow(((m_cMonitors <= 1) ? m_hMonitorsList : hSingleMonitor), SW_HIDE);
//
// Init the pruning mode check box
//
InitPruningMode();
m_bOnCancelIsPruningOn = m_bIsPruningOn;
//
// Save the current mode - in case the user cancels the p. sheet
//
m_lpdmOnCancel = DeskInterface.lpfnGetSelectedMode(DeskInterface.pContext);
}
void CMonitorPage::OnDestroy()
{
//ASSERT(NULL != m_hMonitorsList);
int cMonitors = ListBox_GetCount(m_hMonitorsList);
for(int nMonitor = 0; nMonitor < cMonitors; ++nMonitor)
{
LPTSTR pMonitorInstancePath = (LPTSTR)ListBox_GetItemData(m_hMonitorsList, nMonitor);
if(NULL != pMonitorInstancePath)
LocalFree(pMonitorInstancePath);
}
}
void CMonitorPage::SaveMonitorInstancePath(DEVINST devInstAdapter, LPCTSTR pMonitorID, int nNewItem)
{
//ASSERT(NULL != m_hMonitorsList);
DEVINST devInstChild, devInstPrevChild;
TCHAR szBuff[256]; // buffer used to concatenate: HARDWAREID, "\" and DRIVER
// this is what EnumDisplayDevice returns in DeviceID in case of a monitor
ULONG lenBuff; // size of the buffer, in bytes
if (CM_Get_Child(&devInstChild, devInstAdapter, 0) != CR_SUCCESS)
return;
do
{
devInstPrevChild = devInstChild;
//CM_DRP_HARDWAREID
lenBuff = ARRAYSIZE(szBuff) - 2 ; // make sure we have place to append "\"
if (CM_Get_DevNode_Registry_Property(devInstChild,
CM_DRP_HARDWAREID,
NULL,
szBuff,
&lenBuff,
0) != CR_SUCCESS)
continue;
// "\"
lstrcat(szBuff, TEXT("\\"));
//CM_DRP_DRIVER
lenBuff = sizeof(szBuff) - lstrlen(szBuff) * sizeof(TCHAR);
if (CM_Get_DevNode_Registry_Property(devInstChild,
CM_DRP_DRIVER,
NULL,
szBuff + lstrlen(szBuff),
&lenBuff,
0) != CR_SUCCESS)
continue;
if (lstrcmpi(szBuff, pMonitorID) == 0)
{
LPTSTR pMonitorInstancePath = (LPTSTR)LocalAlloc(LPTR, MAX_PATH * sizeof(TCHAR));
if((NULL != pMonitorInstancePath) &&
(CM_Get_Device_ID(devInstChild, pMonitorInstancePath, MAX_PATH, 0) == CR_SUCCESS))
ListBox_SetItemData(m_hMonitorsList, nNewItem, (LPARAM)pMonitorInstancePath);
break;
}
}
while(CM_Get_Sibling(&devInstChild, devInstPrevChild, 0) == CR_SUCCESS);
}
void CMonitorPage::OnSelMonitorChanged()
{
//ASSERT(NULL != m_hMonitorsList);
//ASSERT(NULL != m_hDlg);
//
// Enable / Disable the Properties button
//
BOOL bEnable = FALSE;
if(ListBox_GetCount(m_hMonitorsList) >= 1)
{
int nCurSel = ListBox_GetCurSel(m_hMonitorsList);
if(nCurSel >= 0)
bEnable = (NULL != (LPTSTR)ListBox_GetItemData(m_hMonitorsList, nCurSel));
}
EnableWindow(GetDlgItem(m_hDlg, IDC_PROPERTIES), bEnable);
}
void CMonitorPage::OnProperties()
{
int nSelMonitor;
if(m_cMonitors <= 0)
nSelMonitor = -1;
else if(m_cMonitors == 1)
nSelMonitor = ((ListBox_GetCount(m_hMonitorsList) >= 1) ? 0 : -1);
else
nSelMonitor = ListBox_GetCurSel(m_hMonitorsList);
if(nSelMonitor < 0)
return;
//ASSERT(nSelMonitor < ListBox_GetCount(m_hMonitorsList));
LPTSTR pMonitorInstancePath = (LPTSTR)ListBox_GetItemData(m_hMonitorsList, nSelMonitor);
if(NULL != pMonitorInstancePath)
{
HINSTANCE hinstDevMgr = LoadLibrary(TEXT("DEVMGR.DLL"));
if (hinstDevMgr)
{
DEVPROPERTIES pfnDevProp = NULL;
#ifdef UNICODE
pfnDevProp = (DEVPROPERTIES)GetProcAddress(hinstDevMgr, "DevicePropertiesW");
#else // UNICODE
pfnDevProp = (DEVPROPERTIES)GetProcAddress(hinstDevMgr, "DevicePropertiesA");
#endif // UNICODE
if (pfnDevProp)
{
//Display the property sheets for this device.
(*pfnDevProp)(m_hDlg, NULL, pMonitorInstancePath, FALSE);
}
FreeLibrary(hinstDevMgr);
}
}
}
BOOL CMonitorPage::OnSetActive()
{
LPDEVMODEW lpdm;
DWORD item;
LPDEVMODEW lpdmCurrent, lpdmPrevious;
LPDEVMODEW lpdmTmp;
DWORD i = 0;
TCHAR achFre[50];
TCHAR achText[80];
DWORD pos;
HWND hFreq;
InitPruningMode();
//
// Build the list of refresh rates for the currently selected mode.
//
lpdmCurrent = DeskInterface.lpfnGetSelectedMode(DeskInterface.pContext);
hFreq = GetDlgItem(m_hDlg, IDC_MONSET_FREQ);
if (lpdmCurrent == NULL)
return -1;
if (m_lpdmPrevious)
{
if (lpdmCurrent->dmBitsPerPel != m_lpdmPrevious->dmBitsPerPel ||
lpdmCurrent->dmPelsWidth != m_lpdmPrevious->dmPelsWidth ||
lpdmCurrent->dmPelsHeight != m_lpdmPrevious->dmPelsHeight)
{
ComboBox_ResetContent(hFreq);
}
}
m_lpdmPrevious = lpdmCurrent;
while (lpdm = DeskInterface.lpfnEnumAllModes(DeskInterface.pContext, i++)) {
//
// Only show refresh frequencies for current modes.
//
if ((lpdmCurrent->dmBitsPerPel != lpdm->dmBitsPerPel) ||
(lpdmCurrent->dmPelsWidth != lpdm->dmPelsWidth) ||
(lpdmCurrent->dmPelsHeight != lpdm->dmPelsHeight))
continue;
//
// convert bit count to number of colors and make it a string
//
// WARNING should this be 0 ?
if (lpdm->dmDisplayFrequency == 1) {
LoadString(g_hInst, IDS_DEFFREQ, achText, ARRAYSIZE(achText));
}
else {
DWORD idFreq = IDS_FREQ;
if (lpdm->dmDisplayFrequency < 50)
{
idFreq = IDS_INTERLACED;
}
LoadString(g_hInst, idFreq, achFre, ARRAYSIZE(achFre));
wsprintf(achText, TEXT("%d %s"), lpdm->dmDisplayFrequency, achFre);
}
//
// Insert the string in the right place
//
pos = 0;
while (lpdmTmp = (LPDEVMODEW) ComboBox_GetItemData(hFreq, pos)) {
if ((ULONG_PTR)lpdmTmp != CB_ERR) {
if (lpdmTmp->dmDisplayFrequency == lpdm->dmDisplayFrequency) {
break;
}
if (lpdmTmp->dmDisplayFrequency < lpdm->dmDisplayFrequency) {
pos++;
continue;
}
}
//
// Insert it here
//
item = ComboBox_InsertString(hFreq, pos, achText);
ComboBox_SetItemData(hFreq, item, lpdm);
break;
}
}
//
// Finally, set the right selection
//
pos = 0;
while (lpdmTmp = (LPDEVMODEW) ComboBox_GetItemData(hFreq, pos)) {
if ((ULONG_PTR)lpdmTmp == CB_ERR) {
FmtMessageBox(m_hDlg,
MB_OK | MB_ICONINFORMATION,
IDS_BAD_REFRESH,
IDS_BAD_REFRESH);
return -1;
}
if (lpdmTmp->dmDisplayFrequency == lpdmCurrent->dmDisplayFrequency) {
ComboBox_SetCurSel(hFreq, pos);
break;
}
pos++;
}
return 0;
}
void CMonitorPage::OnFrequencyChanged()
{
DWORD item;
HWND hFreq;
LPDEVMODEW lpdmSelected = NULL, lpdmCurrent = NULL;
//
// Save the mode back
//
hFreq = GetDlgItem(m_hDlg, IDC_MONSET_FREQ);
item = ComboBox_GetCurSel(hFreq);
if (item == LB_ERR)
return;
lpdmCurrent = DeskInterface.lpfnGetSelectedMode(DeskInterface.pContext);
lpdmSelected = (LPDEVMODEW) ComboBox_GetItemData(hFreq, item);
if (lpdmSelected && (lpdmSelected != lpdmCurrent))
DeskInterface.lpfnSetSelectedMode(DeskInterface.pContext, lpdmSelected);
}
void CMonitorPage::OnPruningModeChanged()
{
if (m_bCanBePruned && !m_bIsPruningReadOnly)
{
BOOL bNewIsPruningOn = (BST_UNCHECKED != IsDlgButtonChecked(m_hDlg, IDC_MONSET_PRUNNING_MODE));
if((m_bIsPruningOn != 0) != bNewIsPruningOn)
{
m_bIsPruningOn = bNewIsPruningOn;
DeskInterface.lpfnSetPruningMode(DeskInterface.pContext, m_bIsPruningOn);
RefreshFrequenciesList();
}
}
}
void CMonitorPage::InitPruningMode()
{
m_bCanBePruned = FALSE;
m_bIsPruningReadOnly = TRUE;
m_bIsPruningOn = FALSE;
DeskInterface.lpfnGetPruningMode(DeskInterface.pContext,
&m_bCanBePruned,
&m_bIsPruningReadOnly,
&m_bIsPruningOn);
BOOL bEnable = (m_bCanBePruned && !m_bIsPruningReadOnly);
EnableWindow(GetDlgItem(m_hDlg, IDC_MONSET_PRUNNING_MODE), bEnable);
EnableWindow(GetDlgItem(m_hDlg, IDC_MONSET_PRUNNING_MODE_DESC), bEnable);
BOOL bChecked = (m_bCanBePruned && m_bIsPruningOn);
CheckDlgButton(m_hDlg, IDC_MONSET_PRUNNING_MODE, bChecked);
}
void CMonitorPage::RefreshFrequenciesList()
{
LPDEVMODEW lpdm;
DWORD item;
LPDEVMODEW lpdmCurrent, lpdmPrevious;
LPDEVMODEW lpdmTmp;
DWORD i = 0;
TCHAR achFre[50];
TCHAR achText[80];
DWORD pos;
HWND hFreq;
HWND hwndCurr = GetFocus();
//
// Build the list of refresh rates for the currently selected mode.
//
lpdmCurrent = DeskInterface.lpfnGetSelectedMode(DeskInterface.pContext);
if (lpdmCurrent == NULL)
return;
hFreq = GetDlgItem(m_hDlg, IDC_MONSET_FREQ);
ComboBox_ResetContent(hFreq);
while (lpdm = DeskInterface.lpfnEnumAllModes(DeskInterface.pContext, i++))
{
//
// Only show refresh frequencies for current modes.
//
if ((lpdmCurrent->dmBitsPerPel != lpdm->dmBitsPerPel) ||
(lpdmCurrent->dmPelsWidth != lpdm->dmPelsWidth) ||
(lpdmCurrent->dmPelsHeight != lpdm->dmPelsHeight))
continue;
//
// convert bit count to number of colors and make it a string
//
// WARNING should this be 0 ?
if (lpdm->dmDisplayFrequency == 1)
{
LoadString(g_hInst, IDS_DEFFREQ, achText, ARRAYSIZE(achText));
}
else
{
DWORD idFreq = IDS_FREQ;
if (lpdm->dmDisplayFrequency < 50)
{
idFreq = IDS_INTERLACED;
}
LoadString(g_hInst, idFreq, achFre, ARRAYSIZE(achFre));
wsprintf(achText, TEXT("%d %s"), lpdm->dmDisplayFrequency, achFre);
}
//
// Insert the string in the right place
//
pos = 0;
while (lpdmTmp = (LPDEVMODEW) ComboBox_GetItemData(hFreq, pos))
{
if ((ULONG_PTR)lpdmTmp != CB_ERR)
{
if (lpdmTmp->dmDisplayFrequency == lpdm->dmDisplayFrequency)
{
break;
}
if (lpdmTmp->dmDisplayFrequency < lpdm->dmDisplayFrequency)
{
pos++;
continue;
}
}
//
// Insert it here
//
item = ComboBox_InsertString(hFreq, pos, achText);
ComboBox_SetItemData(hFreq, item, lpdm);
break;
}
}
//
// Finally, set the right selection
//
pos = 0;
while (lpdmTmp = (LPDEVMODEW) ComboBox_GetItemData(hFreq, pos))
{
if ((ULONG_PTR)lpdmTmp == CB_ERR)
{
FmtMessageBox(m_hDlg,
MB_OK | MB_ICONINFORMATION,
IDS_BAD_REFRESH,
IDS_BAD_REFRESH);
break;
}
if (lpdmTmp->dmDisplayFrequency == lpdmCurrent->dmDisplayFrequency)
{
ComboBox_SetCurSel(hFreq, pos);
break;
}
pos++;
}
if (hwndCurr)
SetFocus(hwndCurr);
return;
}
#ifdef DBG
void CMonitorPage::AssertValid() const
{
//ASSERT(m_hDlg != NULL);
//ASSERT(!m_bIsPruningOn || m_bCanBePruned);
}
#endif
//---------------------------------------------------------------------------
//
// PropertySheeDlgProc()
//
// The dialog procedure for the "Monitor" property sheet page.
//
//---------------------------------------------------------------------------
INT_PTR
CALLBACK
PropertySheeDlgProc(
HWND hDlg,
UINT uMessage,
WPARAM wParam,
LPARAM lParam
)
{
NMHDR FAR *lpnm;
CMonitorPage * pMonitorPage = (CMonitorPage*)GetWindowLongPtr(hDlg, DWLP_USER);
switch (uMessage)
{
case WM_INITDIALOG:
if (!g_lpdoTarget)
{
return FALSE;
}
else
{
//ASSERT(!pMonitorPage);
pMonitorPage = new CMonitorPage(hDlg);
if(!pMonitorPage)
return FALSE;
SetWindowLongPtr(hDlg, DWLP_USER, (LPARAM)pMonitorPage);
pMonitorPage->OnInitDialog();
}
break;
case WM_DESTROY:
if (pMonitorPage)
{
pMonitorPage->OnDestroy();
SetWindowLongPtr(hDlg, DWLP_USER, NULL);
delete pMonitorPage;
}
break;
case WM_COMMAND:
switch (GET_WM_COMMAND_ID(wParam, lParam))
{
case IDC_MONSET_FREQ:
switch(GET_WM_COMMAND_CMD(wParam, lParam))
{
case CBN_SELCHANGE:
PropSheet_Changed(GetParent(hDlg), hDlg);
if(pMonitorPage)
pMonitorPage->OnFrequencyChanged();
break;
default:
break;
}
break;
case IDC_PROPERTIES:
if(pMonitorPage)
pMonitorPage->OnProperties();
break;
case IDC_MONSET_PRUNNING_MODE:
PropSheet_Changed(GetParent(hDlg), hDlg);
if(pMonitorPage)
pMonitorPage->OnPruningModeChanged();
break;
case IDC_MONITORS_LIST:
switch(GET_WM_COMMAND_CMD(wParam, lParam))
{
case LBN_SELCHANGE:
if(pMonitorPage)
pMonitorPage->OnSelMonitorChanged();
break;
default:
return FALSE;
}
break;
default:
return FALSE;
}
break;
case WM_NOTIFY:
switch (((NMHDR FAR *)lParam)->code)
{
case PSN_SETACTIVE:
return (pMonitorPage && pMonitorPage->OnSetActive());
case PSN_APPLY:
if(pMonitorPage)
pMonitorPage->OnApply();
break;
case PSN_RESET:
if(pMonitorPage)
pMonitorPage->OnCancel();
break;
default:
return FALSE;
}
break;
case WM_HELP:
WinHelp((HWND)((LPHELPINFO)lParam)->hItemHandle,
TEXT("display.hlp"),
HELP_WM_HELP,
(DWORD_PTR)(LPTSTR)sc_MonitorHelpIds);
break;
case WM_CONTEXTMENU:
WinHelp((HWND)wParam,
TEXT("display.hlp"),
HELP_CONTEXTMENU,
(DWORD_PTR)(LPTSTR)sc_MonitorHelpIds);
break;
default:
return FALSE;
}
return TRUE;
}
Reference in a new issue Copy permalink