add ability to notify setup pages about disconnect from server.

Show mods page only if connected to server.

6 files changed, 27 insertions, 1 deletions

diff --git a/src/gui/widgets/tabs/setup_mods.cpp b/src/gui/widgets/tabs/setup_mods.cpp
index 6857b6700..646bfdb7e 100644
--- a/src/gui/widgets/tabs/setup_mods.cpp
+++ b/src/gui/widgets/tabs/setup_mods.cpp
@@ -45,7 +45,6 @@ Setup_Mods::Setup_Mods(const Widget2 *const widget) :
     ContainerPlacer place = h.getPlacer(0, 0);
     place(0, 0, mScroll, 10, 10);
 
-
     setDimension(gcn::Rectangle(0, 0, 550, 350));
 }
 
@@ -114,3 +113,8 @@ void Setup_Mods::saveMods()
     }
     serverConfig.setValue("mods", modsString);
 }
+
+void Setup_Mods::externalUnloaded()
+{
+    clear();
+}
diff --git a/src/gui/widgets/tabs/setup_mods.h b/src/gui/widgets/tabs/setup_mods.h
index 5c837811a..6c5c519fd 100644
--- a/src/gui/widgets/tabs/setup_mods.h
+++ b/src/gui/widgets/tabs/setup_mods.h
@@ -38,6 +38,8 @@ class Setup_Mods final : public SetupTabScroll
 
         void externalUpdated() override final;
 
+        void externalUnloaded() override final;
+
         void loadMods();
 
         void saveMods();
diff --git a/src/gui/widgets/tabs/setuptab.cpp b/src/gui/widgets/tabs/setuptab.cpp
index ab015f9a2..c445e2ad7 100644
--- a/src/gui/widgets/tabs/setuptab.cpp
+++ b/src/gui/widgets/tabs/setuptab.cpp
@@ -37,3 +37,7 @@ SetupTab::SetupTab(const Widget2 *const widget) :
 void SetupTab::externalUpdated()
 {
 }
+
+void SetupTab::externalUnloaded()
+{
+}
diff --git a/src/gui/widgets/tabs/setuptab.h b/src/gui/widgets/tabs/setuptab.h
index 9d1362faf..388b0a988 100644
--- a/src/gui/widgets/tabs/setuptab.h
+++ b/src/gui/widgets/tabs/setuptab.h
@@ -57,6 +57,8 @@ class SetupTab : public Container,
 
         virtual void externalUpdated();
 
+        virtual void externalUnloaded();
+
     protected:
         explicit SetupTab(const Widget2 *const widget);
 
diff --git a/src/gui/widgets/tabs/setuptabscroll.cpp b/src/gui/widgets/tabs/setuptabscroll.cpp
index 81c191dd6..659ef5824 100644
--- a/src/gui/widgets/tabs/setuptabscroll.cpp
+++ b/src/gui/widgets/tabs/setuptabscroll.cpp
@@ -134,6 +134,18 @@ void SetupTabScroll::externalUpdated()
     }
 }
 
+void SetupTabScroll::externalUnloaded()
+{
+    for (std::map<std::string, SetupItem*>::const_iterator
+         iter = mItems.begin(), iter_end = mItems.end();
+         iter != iter_end; ++ iter)
+    {
+        SetupItem *const widget = (*iter).second;
+        if (widget && !widget->isMainConfig())
+            widget->externalUnloaded((*iter).first);
+    }
+}
+
 void SetupTabScroll::widgetResized(const gcn::Event &event A_UNUSED)
 {
     mScroll->setWidth(getWidth() - 12);
diff --git a/src/gui/widgets/tabs/setuptabscroll.h b/src/gui/widgets/tabs/setuptabscroll.h
index 15b493d88..e3d495690 100644
--- a/src/gui/widgets/tabs/setuptabscroll.h
+++ b/src/gui/widgets/tabs/setuptabscroll.h
@@ -54,6 +54,8 @@ class SetupTabScroll : public SetupTab
 
         virtual void externalUpdated() override;
 
+        virtual void externalUnloaded() override;
+
         virtual void action(const gcn::ActionEvent &event A_UNUSED)
                             override final
         { }