windows-nt/Source/XPSP1/NT/shell/shell32/basedlg.cpp

224 lines
4.2 KiB
C++
Raw Normal View History

2020-09-26 03:20:57 -05:00
#include "shellprv.h"
#include "ids.h"
#include "basedlg.h"
CBaseDlg::CBaseDlg(ULONG_PTR ulpAHelpIDsArray) :
_cRef(1), _rgdwHelpIDsArray(ulpAHelpIDsArray)
{}
CBaseDlg::~CBaseDlg()
{}
LONG CBaseDlg::AddRef()
{
return (InterlockedIncrement(&_cRef));
}
LONG CBaseDlg::Release()
{
LONG cr;
if (cr = InterlockedDecrement(&_cRef))
return cr;
else
{
delete this;
return 0;
}
}
INT_PTR CBaseDlg::DoModal(HINSTANCE hinst, LPTSTR pszResource, HWND hwndParent)
{
PROPSHEETPAGE psp;
psp.lParam = (LPARAM)this;
return DialogBoxParam(hinst, pszResource, hwndParent,
CBaseDlg::BaseDlgWndProc, (LPARAM)&psp);
}
ULONG_PTR CBaseDlg::GetHelpIDsArray()
{
return _rgdwHelpIDsArray;
}
///////////////////////////////////////////////////////////////////////////////
// Windows boiler plate code
LRESULT CBaseDlg::WndProc(UINT uMsg, WPARAM wParam, LPARAM lParam)
{
LRESULT lRes = FALSE;
switch (uMsg)
{
case WM_INITDIALOG:
lRes = OnInitDialog(wParam, lParam);
break;
case WM_COMMAND:
lRes = OnCommand(wParam, lParam);
break;
case WM_NOTIFY:
lRes = OnNotify(wParam, lParam);
break;
case WM_DESTROY:
lRes = OnDestroy(wParam, lParam);
break;
case WM_HELP:
{
lRes = OnHelp(wParam, lParam);
break;
}
case WM_CONTEXTMENU:
{
lRes = OnContextMenu(wParam, lParam);
break;
}
default:
break;
}
return lRes;
}
LRESULT CBaseDlg::OnCommand(WPARAM wParam, LPARAM lParam)
{
LRESULT lRes = FALSE;
switch (GET_WM_COMMAND_ID(wParam, lParam))
{
case IDOK:
lRes = OnOK(GET_WM_COMMAND_CMD(wParam, lParam));
break;
case IDCANCEL:
lRes = OnCancel(GET_WM_COMMAND_CMD(wParam, lParam));
break;
default:
break;
}
return lRes;
}
LRESULT CBaseDlg::OnNotify(WPARAM wParam, LPARAM lParam)
{
return 0;
}
LRESULT CBaseDlg::OnHelp(WPARAM wParam, LPARAM lParam)
{
HWND hwndItem = (HWND)((LPHELPINFO)lParam)->hItemHandle;
int iCtrlID = GetDlgCtrlID(hwndItem);
WinHelp(hwndItem, NULL, HELP_WM_HELP, GetHelpIDsArray());
return TRUE;
}
LRESULT CBaseDlg::OnContextMenu(WPARAM wParam, LPARAM lParam)
{
BOOL lRes=FALSE;
if (HTCLIENT == (int)SendMessage(_hwnd, WM_NCHITTEST, 0, lParam))
{
POINT pt;
HWND hwndItem = NULL;
int iCtrlID = 0;
pt.x = GET_X_LPARAM(lParam);
pt.y = GET_Y_LPARAM(lParam);
ScreenToClient(_hwnd, &pt);
hwndItem = ChildWindowFromPoint(_hwnd, pt);
iCtrlID = GetDlgCtrlID(hwndItem);
WinHelp((HWND)wParam, NULL, HELP_CONTEXTMENU, GetHelpIDsArray());
lRes = TRUE;
}
else
{
lRes = FALSE;
}
return lRes;
}
LRESULT CBaseDlg::OnDestroy(WPARAM wParam, LPARAM lParam)
{
ResetHWND();
SetWindowLongPtr(_hwnd, GWLP_USERDATA, NULL);
Release();
return FALSE;
}
//static
BOOL_PTR CALLBACK CBaseDlg::BaseDlgWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
CBaseDlg* pThis = (CBaseDlg*)GetWindowLongPtr(hwnd, GWLP_USERDATA);
if (WM_INITDIALOG == uMsg)
{
pThis = (CBaseDlg*)(((PROPSHEETPAGE*)lParam)->lParam);
if (pThis)
{
pThis->SetHWND(hwnd);
SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)pThis);
pThis->AddRef();
SetForegroundWindow(hwnd);
}
}
if (pThis)
{
return pThis->WndProc(uMsg, wParam, lParam);
}
else
return 0;
}
UINT CALLBACK CBaseDlg::BaseDlgPropSheetCallback(HWND hwnd, UINT uMsg, LPPROPSHEETPAGE ppsp)
{
UINT uResult = 0;
CBaseDlg* pThis = (CBaseDlg*)ppsp->lParam;
switch (uMsg)
{
case PSPCB_CREATE:
{
uResult = 1;
break;
}
case PSPCB_RELEASE:
{
if (pThis)
pThis->Release();
break;
}
}
return uResult;
}
LRESULT CBaseDlg::OnOK(WORD wNotif)
{
return FALSE;
}
LRESULT CBaseDlg::OnCancel(WORD wNotif)
{
return FALSE;
}