www.pudn.com > dllregshex_src.zip > dllreg_ctxm.cpp

#include "dllreg_xhdr.h" 
#include "dllregshex.h" 
#include "dllreg_util.h" 
#include "resource.h" 
 
extern UINT			g_cRefThisDll; 
extern HINSTANCE	g_hmodThisDll; 
 
extern HBITMAP		hBmp_Install; 
extern HBITMAP		hBmp_Uninstall; 
extern HBITMAP		hBmp_About; 
extern HMENU		hSubMenu; 
 
//	IContextMenu 
STDMETHODIMP  
CShellExt::QueryContextMenu(HMENU hMenu, UINT indexMenu, UINT idCmdFirst, UINT idCmdLast, UINT uFlags) 
{ 
	_UNUSED_PARAMETER(idCmdLast); 
 
    UINT idCmd = idCmdFirst; 
 
	char *szMenuText_Popup		= "Shell e&xtension"; 
    char *szMenuText_Install	= "&Install"; 
	char *szMenuText_Uninstall	= "&Uninstall"; 
	char *szMenuText_About		= "&About..."; 
 
	BOOL bAppendItems = TRUE; 
 
	if((uFlags & 0x000F) == CMF_NORMAL) 
		bAppendItems = TRUE; 
	else if (uFlags & CMF_VERBSONLY) 
		bAppendItems = TRUE; 
	else if (uFlags & CMF_EXPLORE) 
		bAppendItems = TRUE; 
	else 
		bAppendItems = FALSE; 
 
    if(bAppendItems) 
    { 
        InsertMenu(hMenu, indexMenu, MF_SEPARATOR | MF_BYPOSITION, 0, NULL);   
		indexMenu++; 
 
		HMENU hSubMenu = CreateMenu(); 
		if(hSubMenu) 
		{ 
			InsertMenu(hSubMenu, 0, MF_STRING	 | MF_BYPOSITION, idCmd++, szMenuText_Install); 
			SetMenuItemBitmaps(hSubMenu, 0, MF_BYPOSITION, hBmp_Install, hBmp_Install); 
 
			InsertMenu(hSubMenu, 1, MF_STRING	 | MF_BYPOSITION, idCmd++, szMenuText_Uninstall); 
			SetMenuItemBitmaps(hSubMenu, 1, MF_BYPOSITION, hBmp_Uninstall, hBmp_Uninstall); 
 
			InsertMenu(hSubMenu, 2, MF_SEPARATOR | MF_BYPOSITION, 0, NULL); 
 
			InsertMenu(hSubMenu, 3, MF_STRING	 | MF_BYPOSITION, idCmd++, szMenuText_About); 
			SetMenuItemBitmaps(hSubMenu, 3, MF_BYPOSITION, hBmp_About, hBmp_About); 
		} 
		 
		InsertMenu(hMenu, indexMenu, MF_STRING | MF_POPUP | MF_BYPOSITION, (UINT_PTR)hSubMenu, szMenuText_Popup); 
		indexMenu++; 
 
        InsertMenu(hMenu, indexMenu, MF_SEPARATOR | MF_BYPOSITION, 0, NULL); 
		indexMenu++; 
 
        return ResultFromShort(idCmd - idCmdFirst); 
   } 
 
   return NOERROR; 
} 
 
STDMETHODIMP  
CShellExt::InvokeCommand(LPCMINVOKECOMMANDINFO lpcmi) 
{ 
	HRESULT hr = E_INVALIDARG; 
	if (!HIWORD(lpcmi->lpVerb)) 
    { 
        UINT idCmd = LOWORD(lpcmi->lpVerb); 
        switch (idCmd) 
        { 
            case 0: 
                hr = DoInstall(lpcmi->hwnd, lpcmi->lpDirectory, lpcmi->lpVerb, lpcmi->lpParameters, lpcmi->nShow); 
                break; 
            case 1: 
                hr = DoUninstall(lpcmi->hwnd, lpcmi->lpDirectory, lpcmi->lpVerb, lpcmi->lpParameters, lpcmi->nShow); 
                break; 
            case 2: 
                hr = DoAbout(lpcmi->hwnd, lpcmi->lpDirectory, lpcmi->lpVerb, lpcmi->lpParameters, lpcmi->nShow); 
                break; 
			default: 
                break; 
        } 
    } 
    return hr; 
} 
 
STDMETHODIMP  
CShellExt::GetCommandString(UINT idCmd, UINT uFlags, UINT FAR *reserved, LPSTR pszName, UINT cchMax) 
{ 
	_UNUSED_PARAMETER(reserved); 
	_UNUSED_PARAMETER(uFlags); 
 
	*pszName = 0; 
 
	cchMax   = 40; 
	char psz[40]; 
 
    switch (idCmd) 
    { 
        case 0: 
			LoadString(g_hmodThisDll, IDCMD_INSTALL, psz, cchMax); 
            break; 
        case 1: 
			LoadString(g_hmodThisDll, IDCMD_UNINSTALL, psz, cchMax); 
            break; 
        case 2: 
			LoadString(g_hmodThisDll, IDCMD_ABOUT, psz, cchMax); 
            break; 
		default: 
			break; 
    } 
 
	wcscpy((unsigned short *)pszName, _WCSTR(psz)); 
    return NOERROR; 
}