public int QueryContextMenu(
IntPtr hMenu,
uint iMenu,
uint idCmdFirst,
uint idCmdLast,
uint uFlags)
{
// If uFlags include CMF_DEFAULTONLY then we should not do anything.
if (((uint)CMF.CMF_DEFAULTONLY & uFlags) != 0)
{
return(WinError.MAKE_HRESULT(WinError.SEVERITY_SUCCESS, 0, 0));
}
// Use either InsertMenu or InsertMenuItem to add menu items.
MENUITEMINFO mii = new MENUITEMINFO();
mii.cbSize = (uint)Marshal.SizeOf(mii);
//mii.fMask = MIIM.MIIM_ID | MIIM.MIIM_TYPE | MIIM.MIIM_STATE;
mii.fMask = MIIM.MIIM_BITMAP | MIIM.MIIM_STRING | MIIM.MIIM_FTYPE |
MIIM.MIIM_ID | MIIM.MIIM_STATE;
mii.wID = idCmdFirst + _idmDisplay;
mii.fType = MFT.MFT_STRING;
mii.dwTypeData = _menuText;
mii.fState = MFS.MFS_ENABLED;
mii.hbmpItem = this.menuBmp;
if (!NativeMethods.InsertMenuItem(hMenu, iMenu, true, ref mii))
{
return(Marshal.GetHRForLastWin32Error());
}
// Add a separator.
MENUITEMINFO sep = new MENUITEMINFO();
sep.cbSize = (uint)Marshal.SizeOf(sep);
sep.fMask = MIIM.MIIM_TYPE;
sep.fType = MFT.MFT_SEPARATOR;
if (!NativeMethods.InsertMenuItem(hMenu, iMenu + 1, true, ref sep))
{
return(Marshal.GetHRForLastWin32Error());
}
// Return an HRESULT value with the severity set to SEVERITY_SUCCESS.
// Set the code value to the offset of the largest command identifier
// that was assigned, plus one (1).
return(WinError.MAKE_HRESULT(WinError.SEVERITY_SUCCESS, 0, _idmDisplay + 1));
}
public static extern bool InsertMenuItem(
IntPtr hMenu,
uint uItem,
[MarshalAs(UnmanagedType.Bool)] bool fByPosition,
ref MENUITEMINFO mii);
public int QueryContextMenu(
IntPtr hMenu,
uint iMenu,
uint idCmdFirst,
uint idCmdLast,
uint uFlags)
{
// If uFlags include CMF_DEFAULTONLY then we should not do anything.
if (((uint)CMF.CMF_DEFAULTONLY & uFlags) != 0)
{
return WinError.MAKE_HRESULT(WinError.SEVERITY_SUCCESS, 0, 0);
}
// Use either InsertMenu or InsertMenuItem to add menu items.
MENUITEMINFO mii = new MENUITEMINFO();
mii.cbSize = (uint)Marshal.SizeOf(mii);
//mii.fMask = MIIM.MIIM_ID | MIIM.MIIM_TYPE | MIIM.MIIM_STATE;
mii.fMask = MIIM.MIIM_BITMAP | MIIM.MIIM_STRING | MIIM.MIIM_FTYPE |
MIIM.MIIM_ID | MIIM.MIIM_STATE;
mii.wID = idCmdFirst + _idmDisplay;
mii.fType = MFT.MFT_STRING;
mii.dwTypeData = _menuText;
mii.fState = MFS.MFS_ENABLED;
mii.hbmpItem = this.menuBmp;
if (!NativeMethods.InsertMenuItem(hMenu, iMenu, true, ref mii))
{
return Marshal.GetHRForLastWin32Error();
}
// Add a separator.
MENUITEMINFO sep = new MENUITEMINFO();
sep.cbSize = (uint)Marshal.SizeOf(sep);
sep.fMask = MIIM.MIIM_TYPE;
sep.fType = MFT.MFT_SEPARATOR;
if (!NativeMethods.InsertMenuItem(hMenu, iMenu + 1, true, ref sep))
{
return Marshal.GetHRForLastWin32Error();
}
// Return an HRESULT value with the severity set to SEVERITY_SUCCESS.
// Set the code value to the offset of the largest command identifier
// that was assigned, plus one (1).
return WinError.MAKE_HRESULT(WinError.SEVERITY_SUCCESS, 0, _idmDisplay + 1);
}