From 54ff2f6fec70e66d7a8b4a96b28fa7d46f2304a3 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Sat, 15 Dec 2012 23:21:27 +0300
Subject: Allow hide popup list if focus lost.

---
 src/gui/focushandler.cpp      |  9 +++++++++
 src/gui/focushandler.h        |  8 +++++---
 src/gui/gui.cpp               | 10 ++++++++++
 src/gui/gui.h                 |  6 +++++-
 src/gui/widgets/popuplist.cpp | 26 ++++++++++++++++++++++++--
 src/gui/widgets/popuplist.h   |  4 ++++
 6 files changed, 57 insertions(+), 6 deletions(-)

diff --git a/src/gui/focushandler.cpp b/src/gui/focushandler.cpp
index ce40c3a7c..80bc0a04f 100644
--- a/src/gui/focushandler.cpp
+++ b/src/gui/focushandler.cpp
@@ -22,6 +22,8 @@
 
 #include "gui/focushandler.h"
 
+#include "gui/gui.h"
+
 #include "gui/widgets/window.h"
 
 #include "debug.h"
@@ -100,3 +102,10 @@ void FocusHandler::checkForWindow()
         }
     }
 }
+
+void FocusHandler::distributeFocusGainedEvent(const gcn::Event &focusEvent)
+{
+    if (gui)
+        gui->distributeGlobalFocusGainedEvent(focusEvent);
+    gcn::FocusHandler::distributeFocusGainedEvent(focusEvent);
+}
diff --git a/src/gui/focushandler.h b/src/gui/focushandler.h
index e881c9aea..12a639c0e 100644
--- a/src/gui/focushandler.h
+++ b/src/gui/focushandler.h
@@ -60,15 +60,17 @@ class FocusHandler final : public gcn::FocusHandler
          * Removes a widget from the focus handler. Also makes sure no dangling
          * pointers remain in modal focus stack.
          */
-        void remove(gcn::Widget *widget);
+        void remove(gcn::Widget *widget) override;
 
         /**
          * Overloaded to allow windows to move to the top when one of their
          * widgets is tabbed to when tabbing through focusable elements.
          */
-        void tabNext();
+        void tabNext() override;
 
-        void tabPrevious();
+        void tabPrevious() override;
+
+        void distributeFocusGainedEvent(const gcn::Event &focusEvent) override;
 
     private:
         /**
diff --git a/src/gui/gui.cpp b/src/gui/gui.cpp
index 7b2da4bff..0c703d5ef 100644
--- a/src/gui/gui.cpp
+++ b/src/gui/gui.cpp
@@ -706,3 +706,13 @@ void Gui::removeGlobalFocusListener(gcn::FocusListener* focusListener)
 {
     mFocusListeners.remove(focusListener);
 }
+
+void Gui::distributeGlobalFocusGainedEvent(const gcn::Event &focusEvent)
+{
+    for (FocusListenerIterator iter = mFocusListeners.begin();
+         iter != mFocusListeners.end();
+         ++ iter)
+    {
+        (*iter)->focusGained(focusEvent);
+    }
+}
diff --git a/src/gui/gui.h b/src/gui/gui.h
index 04b6ddba3..0efa25c1d 100644
--- a/src/gui/gui.h
+++ b/src/gui/gui.h
@@ -26,6 +26,7 @@
 #include "resources/cursor.h"
 #include "resources/image.h"
 
+#include <guichan/focuslistener.hpp>
 #include <guichan/gui.hpp>
 
 #include "localconsts.h"
@@ -146,6 +147,8 @@ class Gui final : public gcn::Gui
 
         void removeGlobalFocusListener(gcn::FocusListener* focusListener);
 
+        void distributeGlobalFocusGainedEvent(const gcn::Event &focusEvent);
+
     protected:
         void handleMouseMoved(const gcn::MouseInput &mouseInput);
 
@@ -168,7 +171,8 @@ class Gui final : public gcn::Gui
         int mMouseInactivityTimer;
         int mCursorType;
 
-        typedef std::list<FocusListener*> FocusListenerList;
+        typedef std::list<gcn::FocusListener*> FocusListenerList;
+        typedef FocusListenerList::iterator FocusListenerIterator;
         FocusListenerList mFocusListeners;
 };
 
diff --git a/src/gui/widgets/popuplist.cpp b/src/gui/widgets/popuplist.cpp
index e32cd5b70..eb711ddeb 100644
--- a/src/gui/widgets/popuplist.cpp
+++ b/src/gui/widgets/popuplist.cpp
@@ -20,6 +20,8 @@
 
 #include "gui/widgets/popuplist.h"
 
+#include "gui/gui.h"
+
 #include "gui/widgets/dropdown.h"
 #include "gui/widgets/listbox.h"
 #include "gui/widgets/scrollarea.h"
@@ -46,6 +48,14 @@ PopupList::PopupList(DropDown *const widget,
 
     if (getParent())
         getParent()->addFocusListener(this);
+    if (gui)
+        gui->addGlobalFocusListener(this);
+}
+
+PopupList::~PopupList()
+{
+    if (gui)
+        gui->removeGlobalFocusListener(this);
 }
 
 void PopupList::show(int x, int y)
@@ -106,10 +116,22 @@ void PopupList::valueChanged(const gcn::SelectionEvent& event A_UNUSED)
     setVisible(false);
 }
 
+void PopupList::focusGained(const gcn::Event& event A_UNUSED)
+{
+    const gcn::Widget *const source = event.getSource();
+    if (source == this || source == mListBox
+        || source == mScrollArea || source == mDropDown)
+    {
+        return;
+    }
+
+    if (mDropDown)
+        mDropDown->updateSelection();
+    setVisible(false);
+}
+
 void PopupList::focusLost(const gcn::Event& event A_UNUSED)
 {
-    logger->log("lost focus");
     if (mDropDown)
         mDropDown->updateSelection();
-//    setVisible(false);
 }
diff --git a/src/gui/widgets/popuplist.h b/src/gui/widgets/popuplist.h
index f0b195a47..a74d82c20 100644
--- a/src/gui/widgets/popuplist.h
+++ b/src/gui/widgets/popuplist.h
@@ -43,6 +43,8 @@ class PopupList final : public Popup,
         PopupList(DropDown *const widget,
                   gcn::ListModel *const listModel);
 
+        ~PopupList();
+
         A_DELETE_COPY(PopupList)
 
         void show(int x, int y);
@@ -62,6 +64,8 @@ class PopupList final : public Popup,
 
         void valueChanged(const gcn::SelectionEvent& event);
 
+        void focusGained(const gcn::Event& event A_UNUSED);
+
         void focusLost(const gcn::Event& event A_UNUSED);
 
     private:
-- 
cgit v1.2.3-60-g2f50