?? dips.cpp
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/******************************************************************************
Module: DIPS.cpp
Notices: Copyright (c) 2000 Jeffrey Richter
******************************************************************************/
#include "..\CmnHdr.h" /* See Appendix A. */
#include <WindowsX.h>
#include <tchar.h>
#include "Resource.h"
#include "..\22-DIPSLib\DIPSLib.h"
///////////////////////////////////////////////////////////////////////////////
BOOL Dlg_OnInitDialog(HWND hwnd, HWND hwndFocus, LPARAM lParam) {
chSETDLGICONS(hwnd, IDI_DIPS);
return(TRUE);
}
///////////////////////////////////////////////////////////////////////////////
void Dlg_OnCommand(HWND hwnd, int id, HWND hwndCtl, UINT codeNotify) {
switch (id) {
case IDC_SAVE:
case IDC_RESTORE:
case IDCANCEL:
EndDialog(hwnd, id);
break;
}
}
///////////////////////////////////////////////////////////////////////////////
BOOL WINAPI Dlg_Proc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) {
switch (uMsg) {
chHANDLE_DLGMSG(hwnd, WM_INITDIALOG, Dlg_OnInitDialog);
chHANDLE_DLGMSG(hwnd, WM_COMMAND, Dlg_OnCommand);
}
return(FALSE);
}
///////////////////////////////////////////////////////////////////////////////
int WINAPI _tWinMain(HINSTANCE hinstExe, HINSTANCE, PTSTR pszCmdLine, int) {
// Convert command-line character to uppercase.
CharUpperBuff(pszCmdLine, 1);
TCHAR cWhatToDo = pszCmdLine[0];
if ((cWhatToDo != TEXT('S')) && (cWhatToDo != TEXT('R'))) {
// An invalid command-line argument; prompt the user.
cWhatToDo = 0;
}
if (cWhatToDo == 0) {
// No command-line argument was used to tell us what to
// do; show usage dialog box and prompt the user.
switch (DialogBox(hinstExe, MAKEINTRESOURCE(IDD_DIPS), NULL, Dlg_Proc)) {
case IDC_SAVE:
cWhatToDo = TEXT('S');
break;
case IDC_RESTORE:
cWhatToDo = TEXT('R');
break;
}
}
if (cWhatToDo == 0) {
// The user doesn't want to do anything.
return(0);
}
// The Desktop ListView window is the grandchild of the ProgMan window.
HWND hwndLV = GetFirstChild(GetFirstChild(
FindWindow(TEXT("ProgMan"), NULL)));
chASSERT(IsWindow(hwndLV));
// Set hook that injects our DLL into the Explorer's address space. After
// setting the hook, the DIPS hidden modeless dialog box is created. We
// send messages to this window to tell it what we want it to do.
chVERIFY(SetDIPSHook(GetWindowThreadProcessId(hwndLV, NULL)));
// Wait for the DIPS server window to be created.
MSG msg;
GetMessage(&msg, NULL, 0, 0);
// Find the handle of the hidden dialog box window.
HWND hwndDIPS = FindWindow(NULL, TEXT("Richter DIPS"));
// Make sure that the window was created.
chASSERT(IsWindow(hwndDIPS));
// Tell the DIPS window which ListView window to manipulate
// and whether the items should be saved or restored.
SendMessage(hwndDIPS, WM_APP, (WPARAM) hwndLV, (cWhatToDo == TEXT('S')));
// Tell the DIPS window to destroy itself. Use SendMessage
// instead of PostMessage so that we know the window is
// destroyed before the hook is removed.
SendMessage(hwndDIPS, WM_CLOSE, 0, 0);
// Make sure that the window was destroyed.
chASSERT(!IsWindow(hwndDIPS));
// Unhook the DLL, removing the DIPS dialog box procedure
// from the Explorer's address space.
SetDIPSHook(0);
return(0);
}
//////////////////////////////// End of File //////////////////////////////////
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