v 14.6

FreeFileSync/Source/status_handler.cpp

@@ -0,0 +1,47 @@
+// *****************************************************************************
+// * This file is part of the FreeFileSync project. It is distributed under    *
+// * GNU General Public License: https://www.gnu.org/licenses/gpl-3.0          *
+// * Copyright (C) Zenju (zenju AT freefilesync DOT org) - All Rights Reserved *
+// *****************************************************************************
+
+#include "status_handler.h"
+#include <thread>
+#include <zen/basic_math.h>
+
+using namespace zen;
+
+
+namespace
+{
+std::chrono::steady_clock::time_point lastExec;
+}
+
+
+bool fff::uiUpdateDue(bool force)
+{
+    const auto now = std::chrono::steady_clock::now();
+
+    if (force || now >= lastExec + UI_UPDATE_INTERVAL)
+    {
+        lastExec = now;
+        return true;
+    }
+    return false;
+}
+
+
+void fff::delayAndCountDown(std::chrono::nanoseconds delay, const std::function<void(const std::wstring& timeRemMsg)>& notifyStatus)
+{
+    assert(notifyStatus);
+    if (notifyStatus)
+        while (delay > std::chrono::nanoseconds(0))
+        {
+            const auto timeRemMs = std::chrono::duration_cast<std::chrono::milliseconds>(delay).count();
+            notifyStatus(_P("1 sec", "%x sec", numeric::intDivCeil(timeRemMs, 1000)));
+
+            std::this_thread::sleep_for(UI_UPDATE_INTERVAL / 2);
+            delay -= UI_UPDATE_INTERVAL / 2; //support "Pause" => don't count time spent in notifyStatus()!
+        }
+    else
+        std::this_thread::sleep_for(delay /*may be negative*/);
+}