Clarifying that MovedWindow* apply to mouse moving only

imgui.cpp

@@ -2655,8 +2655,8 @@ void ImGui::NewFrame()
     g.FramerateSecPerFrameIdx = (g.FramerateSecPerFrameIdx + 1) % IM_ARRAYSIZE(g.FramerateSecPerFrame);
     g.IO.Framerate = 1.0f / (g.FramerateSecPerFrameAccum / (float)IM_ARRAYSIZE(g.FramerateSecPerFrame));
 
-    // Handle user moving window (at the beginning of the frame to avoid input lag or sheering). Only valid for root windows.
-    if (g.MovedWindowMoveId && g.MovedWindowMoveId == g.ActiveId)
+    // Handle user moving window with mouse (at the beginning of the frame to avoid input lag or sheering). Only valid for root windows.
+    if (g.MovedWindowMoveId && g.MovedWindowMoveId == g.ActiveId && g.ActiveIdSource == ImGuiInputSource_Mouse)
     {
         KeepAliveID(g.MovedWindowMoveId);
         IM_ASSERT(g.MovedWindow && g.MovedWindow->RootWindow);

imgui_internal.h

@@ -393,7 +393,7 @@ struct ImGuiContext
     ImVec2                  ActiveIdClickOffset;                // Clicked offset from upper-left corner, if applicable (currently only set by ButtonBehavior)
     ImGuiWindow*            ActiveIdWindow;
     ImGuiInputSource        ActiveIdSource;                     // Activating with mouse or nav (gamepad/keyboard)
-    ImGuiWindow*            MovedWindow;                        // Track the child window we clicked on to move a window.
+    ImGuiWindow*            MovedWindow;                        // Track the child window we clicked on to move a window (only apply to moving with mouse)
     ImGuiID                 MovedWindowMoveId;                  // == MovedWindow->RootWindow->MoveId
     ImVector<ImGuiIniData>  Settings;                           // .ini Settings
     float                   SettingsDirtyTimer;                 // Save .ini Settings on disk when time reaches zero