From 90b9c1a827c997f8d6b1c13268ce95e811c1f3bb Mon Sep 17 00:00:00 2001
From: ffsup2 <ffsup2@localhost>
Date: Fri, 13 May 2011 23:19:07 +0200
Subject: [PATCH] bugfix for issue #569: thumbs disappear when +/- button is
 pressed

An implementation for redrawNeed() was lacking in the derived class BatchQueue:
when updateImage called it there was no effect.
---
 rtgui/filebrowser.cc      | 10 ----------
 rtgui/filebrowser.h       |  1 -
 rtgui/thumbbrowserbase.cc |  9 +++++++++
 rtgui/thumbbrowserbase.h  |  2 +-
 4 files changed, 10 insertions(+), 12 deletions(-)

diff --git a/rtgui/filebrowser.cc b/rtgui/filebrowser.cc
index 853e2b0de..7055f23b7 100644
--- a/rtgui/filebrowser.cc
+++ b/rtgui/filebrowser.cc
@@ -639,16 +639,6 @@ void FileBrowser::notifySelectionListener () {
     }    
 }
 
-void FileBrowser::redrawNeeded (ThumbBrowserEntryBase* entry) {
-
-    if (entry->insideWindow (0, 0, internal.get_width(), internal.get_height())) {
-        if (!internal.isDirty ()) {
-            internal.setDirty ();
-            internal.queue_draw ();
-        }
-    }        
-}
-
 void FileBrowser::redrawNeeded (LWButton* button) {
     
     queue_draw ();
diff --git a/rtgui/filebrowser.h b/rtgui/filebrowser.h
index 00d12944b..87e582902 100644
--- a/rtgui/filebrowser.h
+++ b/rtgui/filebrowser.h
@@ -116,7 +116,6 @@ class FileBrowser  : public ThumbBrowserBase, public LWButtonListener {
 
     void openDefaultViewer (int destination);
 
-    void redrawNeeded (ThumbBrowserEntryBase* entry);
     void thumbRearrangementNeeded ();
     void _thumbRearrangementNeeded ();
     
diff --git a/rtgui/thumbbrowserbase.cc b/rtgui/thumbbrowserbase.cc
index 3e1fda692..70dcc05a8 100644
--- a/rtgui/thumbbrowserbase.cc
+++ b/rtgui/thumbbrowserbase.cc
@@ -566,5 +566,14 @@ int ThumbBrowserBase::getEffectiveHeight() {
     return h;
 }  
 
+void ThumbBrowserBase::redrawNeeded (ThumbBrowserEntryBase* entry) {
+
+    if (entry->insideWindow (0, 0, internal.get_width(), internal.get_height())) {
+        if (!internal.isDirty ()) {
+            internal.setDirty ();
+            internal.queue_draw ();
+        }
+    }
+}
 
 
diff --git a/rtgui/thumbbrowserbase.h b/rtgui/thumbbrowserbase.h
index 60b1f24ce..302e02457 100644
--- a/rtgui/thumbbrowserbase.h
+++ b/rtgui/thumbbrowserbase.h
@@ -116,7 +116,7 @@ class ThumbBrowserBase  :  public Gtk::VBox {
     virtual bool keyPressed (GdkEventKey* event) {return true;}
     virtual void selectionChanged () {}
     
-    virtual void redrawNeeded (ThumbBrowserEntryBase* entry) {}
+    virtual void redrawNeeded (ThumbBrowserEntryBase* entry);
     virtual void thumbRearrangementNeeded () {}
 
     Gtk::Widget* getDrawingArea () { return &internal; }