From 9f3f6683d929d118b18e21b06a0b729586569e1a Mon Sep 17 00:00:00 2001
From: Simon Howard
Date: Mon, 4 Apr 2011 20:07:07 +0000
Subject: Change the background color when hovering over widgets.

Subversion-branch: /trunk/chocolate-doom
Subversion-revision: 2320
---
 textscreen/txt_sdl.c | 26 +++++++++++++++++++++++++-
 1 file changed, 25 insertions(+), 1 deletion(-)

(limited to 'textscreen/txt_sdl.c')

diff --git a/textscreen/txt_sdl.c b/textscreen/txt_sdl.c
index 365e6bf0..5ae151e9 100644
--- a/textscreen/txt_sdl.c
+++ b/textscreen/txt_sdl.c
@@ -221,7 +221,7 @@ int TXT_Init(void)
 
     // Ignore all mouse motion events
 
-    SDL_EventState(SDL_MOUSEMOTION, SDL_IGNORE);
+//    SDL_EventState(SDL_MOUSEMOTION, SDL_IGNORE);
 
     // Repeat key presses so we can hold down arrows to scroll down the
     // menu, for example. This is what setup.exe does.
@@ -475,6 +475,24 @@ static int SDLButtonToTXTButton(int button)
     }
 }
 
+static int MouseHasMoved(void)
+{
+    static int last_x = 0, last_y = 0;
+    int x, y;
+
+    TXT_GetMousePosition(&x, &y);
+
+    if (x != last_x || y != last_y)
+    {
+        last_x = x; last_y = y;
+        return 1;
+    }
+    else
+    {
+        return 0;
+    }
+}
+
 signed int TXT_GetChar(void)
 {
     SDL_Event ev;
@@ -510,6 +528,12 @@ signed int TXT_GetChar(void)
                 // Quit = escape
                 return 27;
 
+            case SDL_MOUSEMOTION:
+                if (MouseHasMoved())
+                {
+                    return 0;
+                }
+
             default:
                 break;
         }
-- 
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