From 9fd38d1022fc5e7586ebcc4c83f61382889f3a0e Mon Sep 17 00:00:00 2001
From: Yexo <Yexo@openttd.org>
Date: Wed, 21 Jan 2009 00:36:22 +0000
Subject: (svn r15186) -Fix: Select the currently selected AI instead of the
 second on in the list. -Feature: Double clicking on a slot in the AI config
 window results in opening the list of AIs.

---
 src/ai/ai_gui.cpp | 25 ++++++++++++++++++++++++-
 1 file changed, 24 insertions(+), 1 deletion(-)

diff --git a/src/ai/ai_gui.cpp b/src/ai/ai_gui.cpp
index 01fd4699c..b2e1b4be5 100644
--- a/src/ai/ai_gui.cpp
+++ b/src/ai/ai_gui.cpp
@@ -58,7 +58,6 @@ struct AIListWindow : public Window {
 	CompanyID slot;
 
 	AIListWindow(const WindowDesc *desc, CompanyID slot) : Window(desc, 0),
-		selected(0),
 		slot(slot)
 	{
 		this->ai_info_list = AI::GetUniqueInfoList();
@@ -66,6 +65,20 @@ struct AIListWindow : public Window {
 		this->vscroll.cap = (this->widget[AIL_WIDGET_LIST].bottom - this->widget[AIL_WIDGET_LIST].top) / 14 + 1;
 		this->widget[AIL_WIDGET_LIST].data = (this->vscroll.cap << 8) + 1;
 		SetVScrollCount(this, this->ai_info_list->size() + 1);
+
+		/* Try if we can find the currently selected AI */
+		this->selected = -1;
+		if (AIConfig::GetConfig(slot)->HasAI()) {
+			AIInfo *info = AIConfig::GetConfig(slot)->GetInfo();
+			int i = 0;
+			for (AIInfoList::const_iterator it = this->ai_info_list->begin(); it != this->ai_info_list->end(); it++, i++) {
+				if ((*it).second == info) {
+					this->selected = i;
+					break;
+				}
+			}
+		}
+
 		this->FindWindowPlacementAndResize(desc);
 	}
 
@@ -497,6 +510,16 @@ struct AIConfigWindow : public Window {
 		}
 	}
 
+	virtual void OnDoubleClick(Point pt, int widget)
+	{
+		switch (widget) {
+			case AIC_WIDGET_LIST:
+				this->OnClick(pt, widget);
+				if (this->selected_slot != INVALID_COMPANY) ShowAIListWindow((CompanyID)this->selected_slot);
+				break;
+		}
+	}
+
 	virtual void OnResize(Point new_size, Point delta)
 	{
 		this->vscroll.cap += delta.y / 14;
-- 
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