Nav: Fixed Ctrl+Tab keeping active InputText() of a previous window active after the switch. (#2380)

docs/CHANGELOG.txt

@@ -45,6 +45,7 @@ Other Changes:
 - Added GetBackgroundDrawList() helper to quickly get access to a ImDrawList that will be rendered
   behind every other windows. (#2391)
 - Nav: Fixed a tap on AltGR (e.g. German keyboard) from navigating to the menu layer.
+- Nav: Fixed Ctrl+Tab keeping active InputText() of a previous window active after the switch. (#2380)
 - DragScalar, InputScalar, SliderScalar: Added support for u8/s8/u16/s16 data types.
   We are reusing function instances for larger types to reduce code size. (#643, #320, #708, #1011)
 - InputInt, InputFloat, InputScalar: Fix to keep the label of the +/- buttons centered when

imgui.cpp

@@ -7993,7 +7993,9 @@ static void NavUpdateWindowingHighlightWindow(int focus_change_dir)
     g.NavWindowingToggleLayer = false;
 }
 
-// Window management mode (hold to: change focus/move/resize, tap to: toggle menu layer)
+// Windowing management mode
+// Keyboard: CTRL+Tab (change focus/move/resize), Alt (toggle menu layer)
+// Gamepad:  Hold Menu/Square (change focus/move/resize), Tap Menu/Square (toggle menu layer)
 static void ImGui::NavUpdateWindowing()
 {
     ImGuiContext& g = *GImGui;
@@ -8096,6 +8098,7 @@ static void ImGui::NavUpdateWindowing()
         g.NavDisableMouseHover = true;
         apply_focus_window = NavRestoreLastChildNavWindow(apply_focus_window);
         ClosePopupsOverWindow(apply_focus_window);
+        ClearActiveID();
         FocusWindow(apply_focus_window);
         if (apply_focus_window->NavLastIds[0] == 0)
             NavInitWindow(apply_focus_window, false);