From 9906a86a2ec0970242cd0337bdbef517c70f7065 Mon Sep 17 00:00:00 2001
From: Badmadblacksad <badmadblacksad@wildfiregames.com>
Date: Mon, 6 Jun 2011 19:31:34 +0000
Subject: [PATCH] Support double-click on unit group buttons. patch by Merolum.
 fixes #805.

This was SVN commit r9592.
---
 binaries/data/mods/public/gui/session/session.js |  1 +
 source/gui/IGUIButtonBehavior.cpp                | 11 ++++++++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/binaries/data/mods/public/gui/session/session.js b/binaries/data/mods/public/gui/session/session.js
index b89d416522..9733f1b13b 100644
--- a/binaries/data/mods/public/gui/session/session.js
+++ b/binaries/data/mods/public/gui/session/session.js
@@ -245,6 +245,7 @@ function updateGroups()
 		else
 			button.hidden = false;
 		button.onpress = (function(i) { return function() { performGroup("select", i); } })(i);
+		button.ondoublepress = (function(i) { return function() { performGroup("snap", i); } })(i);
 	}
 	var numButtons = i;
 	var rowLength = 1;
diff --git a/source/gui/IGUIButtonBehavior.cpp b/source/gui/IGUIButtonBehavior.cpp
index f0ce0775d3..d8969ff2bc 100644
--- a/source/gui/IGUIButtonBehavior.cpp
+++ b/source/gui/IGUIButtonBehavior.cpp
@@ -63,7 +63,16 @@ void IGUIButtonBehavior::HandleMessage(SGUIMessage &Message)
 		{
 			m_Pressed = false;
 			// BUTTON WAS CLICKED
-			SendEvent(GUIM_PRESSED, "press");
+			if (Message.type == GUIM_MOUSE_RELEASE_LEFT)
+			{
+				SendEvent(GUIM_PRESSED, "press");
+			}
+			// BUTTON WAS DOUBLE CLICKED
+			else
+			{
+				if (SendEvent(GUIM_MOUSE_DBLCLICK_LEFT, "doublepress") == IN_PASS)
+					SendEvent(GUIM_PRESSED, "press");
+			}
 		}
 	}	break;