Fix possible crash in "reset windows".

3 files changed, 19 insertions, 0 deletions

diff --git a/src/gui/widgets/window.cpp b/src/gui/widgets/window.cpp
index caf7dae91..f2f7c1dd1 100644
--- a/src/gui/widgets/window.cpp
+++ b/src/gui/widgets/window.cpp
@@ -79,6 +79,8 @@
 
 #include "gui/fonts/font.h"
 
+#include "gui/windows/setupwindow.h"
+
 #include "gui/widgets/containerplacer.h"
 #include "gui/widgets/layout.h"
 
@@ -219,6 +221,9 @@ Window::~Window()
     if (gui)
         gui->removeDragged(this);
 
+    if (setupWindow)
+        setupWindow->unregisterWindowForReset(this);
+
     client->windowRemoved(this);
 
     saveWindowState();
diff --git a/src/gui/windows/setupwindow.cpp b/src/gui/windows/setupwindow.cpp
index 7239061ff..93556ab08 100644
--- a/src/gui/windows/setupwindow.cpp
+++ b/src/gui/windows/setupwindow.cpp
@@ -243,6 +243,18 @@ void SetupWindow::registerWindowForReset(Window *const window)
     mWindowsToReset.push_back(window);
 }
 
+void SetupWindow::unregisterWindowForReset(Window *const window)
+{
+    FOR_EACH (std::list<Window*>::const_iterator, it, mWindowsToReset)
+    {
+        if (*it == window)
+        {
+            mWindowsToReset.erase(it);
+            return;
+        }
+    }
+}
+
 void SetupWindow::doCancel()
 {
     setVisible(false);
diff --git a/src/gui/windows/setupwindow.h b/src/gui/windows/setupwindow.h
index e604bf0de..40e820fcf 100644
--- a/src/gui/windows/setupwindow.h
+++ b/src/gui/windows/setupwindow.h
@@ -62,6 +62,8 @@ class SetupWindow final : public Window,
 
         void registerWindowForReset(Window *const window);
 
+        void unregisterWindowForReset(Window *const window);
+
         void clearWindowsForReset()
         { mWindowsToReset.clear(); }