Fix bug in moving a larger sized stack in inventory on top of another

- You have 2 stacks: a with x items and b with y<x items
- Take a with your mouse and place it on b
- Whole stack a moves to b
- (y * 2 - x) items move from b to a
- (x - y) items are left to the mouse cursor

diff --git a/src/guiFormSpecMenu.cpp b/src/guiFormSpecMenu.cpp
index 760d67f9f8d9f9246d5506b23fc7438833b31998..41ec0f3da3033a0b2a8f2f0287c5614080866492 100644 (file)
--- a/src/guiFormSpecMenu.cpp
+++ b/src/guiFormSpecMenu.cpp
@@ -1057,7 +1057,7 @@ bool GUIFormSpecMenu::OnEvent(const SEvent& event)
                        if(leftover.count == stack_from.count)
                        {
                                // Swap the stacks
-                               m_selected_amount -= stack_to.count;
+                               m_selected_amount = stack_to.count;
                        }
                        else if(leftover.empty())
                        {