From 2cc2d0264311ee0228fadaab0b1e80d2b49d1ffa Mon Sep 17 00:00:00 2001
From: rubidium <rubidium@openttd.org>
Date: Sun, 21 Aug 2011 12:50:13 +0000
Subject: (svn r22791) -Codechange: use callback for scanning from the NewGRF
 window

---
 src/newgrf_gui.cpp | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/src/newgrf_gui.cpp b/src/newgrf_gui.cpp
index 9978a2f15..faadf4dcb 100644
--- a/src/newgrf_gui.cpp
+++ b/src/newgrf_gui.cpp
@@ -511,7 +511,7 @@ enum ShowNewGRFStateWidgets {
 /**
  * Window for showing NewGRF files
  */
-struct NewGRFWindow : public QueryStringBaseWindow {
+struct NewGRFWindow : public QueryStringBaseWindow, NewGRFScanCallback {
 	typedef GUIList<const GRFConfig *> GUIGRFConfigList;
 
 	static const uint EDITBOX_MAX_SIZE   =  50;
@@ -985,15 +985,19 @@ struct NewGRFWindow : public QueryStringBaseWindow {
 			case SNGRFS_RESCAN_FILES:
 			case SNGRFS_RESCAN_FILES2:
 				TarScanner::DoScan();
-				ScanNewGRFFiles();
-				this->avail_sel = NULL;
-				this->avail_pos = -1;
-				this->avails.ForceRebuild();
-				this->DeleteChildWindows(WC_QUERY_STRING); // Remove the parameter query window
+				ScanNewGRFFiles(this);
 				break;
 		}
 	}
 
+	virtual void OnNewGRFsScanned()
+	{
+		this->avail_sel = NULL;
+		this->avail_pos = -1;
+		this->avails.ForceRebuild();
+		this->DeleteChildWindows(WC_QUERY_STRING); // Remove the parameter query window
+	}
+
 	virtual void OnDropdownSelect(int widget, int index)
 	{
 		if (!this->editable) return;
-- 
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