From b1766c28b276e102bed83652c467df9db270b3ac Mon Sep 17 00:00:00 2001
From: Max Horn
Date: Wed, 16 Oct 2002 20:32:12 +0000
Subject: patch #620627: mouse wheel support for NewGui

svn-id: r5169
---
 gui/dialog.cpp | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'gui/dialog.cpp')

diff --git a/gui/dialog.cpp b/gui/dialog.cpp
index 09f76edb1c..679637967b 100644
--- a/gui/dialog.cpp
+++ b/gui/dialog.cpp
@@ -163,6 +163,21 @@ void Dialog::handleMouseUp(int x, int y, int button, int clickCount)
 		w->handleMouseUp(x - w->_x, y - w->_y, button, clickCount);
 }
 
+void Dialog::handleMouseWheel(int x, int y, int direction)
+{
+	Widget *w;
+
+	// This may look a bit backwards, but I think it makes more sense for
+	// the mouse wheel to primarily affect the widget the mouse is at than
+	// the widget that happens to be focused.
+
+	w = findWidget(x, y);
+	if (!w)
+		w = _focusedWidget;
+	if (w)
+		w->handleMouseWheel(x, y, direction);
+}
+
 void Dialog::handleKeyDown(char key, int modifiers)
 {
 	if (_focusedWidget) {
-- 
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