From f3fcd24e8597feaabab67d0d354aef803958a465 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Fri, 21 Dec 2012 00:42:40 +0300
Subject: Fix possible crash with nav poinst rename dialog.

---
 src/game.cpp          | 3 +++
 src/gui/popupmenu.cpp | 9 +++++++++
 src/gui/popupmenu.h   | 2 ++
 src/gui/viewport.cpp  | 6 ++++++
 src/gui/viewport.h    | 2 ++
 5 files changed, 22 insertions(+)

(limited to 'src')

diff --git a/src/game.cpp b/src/game.cpp
index 32201a85b..f3d57df9e 100644
--- a/src/game.cpp
+++ b/src/game.cpp
@@ -984,6 +984,9 @@ void Game::changeMap(const std::string &mapPath)
 {
     resetAdjustLevel();
 
+    if (viewport)
+        viewport->clearPopup();
+
     // Clean up floor items, beings and particles
     if (actorSpriteManager)
         actorSpriteManager->clear();
diff --git a/src/gui/popupmenu.cpp b/src/gui/popupmenu.cpp
index 5a75cb71d..c6838079c 100644
--- a/src/gui/popupmenu.cpp
+++ b/src/gui/popupmenu.cpp
@@ -2204,6 +2204,15 @@ void PopupMenu::showPopup(const int x, const int y, gcn::ListModel *model)
     showPopup(x, y);
 }
 
+void PopupMenu::clear()
+{
+    if (mDialog)
+    {
+        mDialog->close();
+        mDialog = nullptr;
+    }
+}
+
 RenameListener::RenameListener() :
     gcn::ActionListener(),
     mMapItem(nullptr),
diff --git a/src/gui/popupmenu.h b/src/gui/popupmenu.h
index 431d7e7de..95cc3f65c 100644
--- a/src/gui/popupmenu.h
+++ b/src/gui/popupmenu.h
@@ -174,6 +174,8 @@ class PopupMenu final : public Popup, public LinkHandler
         void handleLink(const std::string &link,
                         gcn::MouseEvent *event A_UNUSED) override;
 
+        void clear();
+
     private:
         void addPlayerRelation(std::string name);
 
diff --git a/src/gui/viewport.cpp b/src/gui/viewport.cpp
index 5175d683d..fcd62caa5 100644
--- a/src/gui/viewport.cpp
+++ b/src/gui/viewport.cpp
@@ -1033,3 +1033,9 @@ void Viewport::validateSpeed() const
             Game::instance()->setValidSpeed();
     }
 }
+
+void Viewport::clearPopup()
+{
+    if (mPopupMenu)
+        mPopupMenu->clear();
+}
diff --git a/src/gui/viewport.h b/src/gui/viewport.h
index 3724b4925..7cf02aecf 100644
--- a/src/gui/viewport.h
+++ b/src/gui/viewport.h
@@ -276,6 +276,8 @@ class Viewport final : public WindowContainer,
 
         void returnCamera();
 
+        void clearPopup();
+
     protected:
         friend class ActorSpriteManager;
 
-- 
cgit v1.2.3-70-g09d2