Method ShowIdenticalMessage

Src/MergeFrameCommon.cpp:182–238

}

void CMergeFrameCommon::ShowIdenticalMessage(const PathContext& paths, bool bIdenticalAll, bool bExactCompareAsync)
{
	String s;
	if (theApp.m_bExitIfNoDiff != MergeCmdLineInfo::ExitQuiet)
	{
		UINT nFlags = MB_ICONINFORMATION | MB_DONT_DISPLAY_AGAIN;

		if (theApp.m_bExitIfNoDiff == MergeCmdLineInfo::Exit)
		{
			// Show the "files are identical" for basic "exit no diff" flag
			// If user don't want to see the message one uses the quiet version
			// of the "exit no diff".
			nFlags &= ~MB_DONT_DISPLAY_AGAIN;
		}
		if ((paths.GetSize() == 2 && !paths.GetLeft().empty() && !paths.GetRight().empty() &&
			 strutils::compare_nocase(paths.GetLeft(), paths.GetRight()) == 0) ||
			(paths.GetSize() == 3 && !paths.GetLeft().empty() && !paths.GetMiddle().empty() && !paths.GetRight().empty() &&
			 (strutils::compare_nocase(paths.GetLeft(), paths.GetRight()) == 0 ||
			  strutils::compare_nocase(paths.GetMiddle(), paths.GetRight()) == 0 ||
			  strutils::compare_nocase(paths.GetLeft(), paths.GetMiddle()) == 0)))
		{
			// compare file to itself, a custom message so user may hide the message in this case only
			s = _("Same file is opened in both panes.");
			AfxMessageBox(s.c_str(), nFlags, IDS_FILE_TO_ITSELF);
		}
		else if (bIdenticalAll)
		{
			s = _("Selected files are identical.");
			if (bExactCompareAsync)
			{
				if (theApp.GetNonInteractive())
				{
					theApp.OutputConsole(s + _T(": Cancel"));
					return;
				}
				s = _("Selected files are identical (with current settings).\r\nChecking binary identity...");
				CMessageBoxDialog dlgMessageBox(nullptr, s.c_str(), _T(""), nFlags, IDS_FILESSAME);
				dlgMessageBox.SetAsyncTask(std::make_shared<AsyncCompareTask>(paths));
				dlgMessageBox.DoModal();
			}
			else
			{
				AfxMessageBox(s.c_str(), nFlags, IDS_FILESSAME);
			}
		}
	}

	if (bIdenticalAll)
	{
		// Exit application if files are identical.
		if (theApp.m_bExitIfNoDiff == MergeCmdLineInfo::Exit ||
			theApp.m_bExitIfNoDiff == MergeCmdLineInfo::ExitQuiet)
		{
			AfxGetMainWnd()->PostMessage(WM_COMMAND, ID_APP_EXIT);
		}
	}
}