libcommon|Added: Cvar "game-pause-focuslost" (default:1)

Automatically pause the game when game window loses focus.
skyjake · Apr 1, 2012 · 73b2591 · 73b2591
1 parent 7c7a2be
commit 73b2591
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Showing 2 changed files with 33 additions and 6 deletions.
diff --git a/doomsday/engine/data/cphelp.txt b/doomsday/engine/data/cphelp.txt
@@ -1181,3 +1181,10 @@ desc = 1=Default to fullscreen.
 
 [vid-bpp]
 desc = Default color depth (bits per pixel), 16 or 32.
+
+#
+# CONSOLE VARIABLES: libcommon
+#
+
+[game-pause-focuslost]
+desc = Pause the game when game window loses focus.
diff --git a/doomsday/plugins/common/src/g_game.c b/doomsday/plugins/common/src/g_game.c
@@ -262,6 +262,8 @@ int gsvAmmo[NUM_AMMO_TYPES];
 
 char *gsvMapName = NOTAMAPNAME;
 
+int gamePauseWhenFocusLost;
+
 #if __JHERETIC__ || __JHEXEN__ || __JDOOM64__
 int gsvInvItems[NUM_INVENTORYITEM_TYPES];
 #endif
@@ -278,6 +280,8 @@ cvartemplate_t gamestatusCVars[] = {
    {"game-paused", READONLYCVAR, CVT_INT, &paused, 0, 0},
    {"game-skill", READONLYCVAR, CVT_INT, &gameSkill, 0, 0},
 
+   {"game-pause-focuslost", 0, CVT_INT, &gamePauseWhenFocusLost, 0, 1},
+
    {"map-id", READONLYCVAR, CVT_INT, &gameMap, 0, 0},
    {"map-name", READONLYCVAR, CVT_CHARPTR, &gsvMapName, 0, 0},
    {"map-episode", READONLYCVAR, CVT_INT, &gameEpisode, 0, 0},
@@ -445,6 +449,9 @@ void G_Register(void)
 {
     int i;
 
+    // Default values (overridden by values from .cfg files).
+    gamePauseWhenFocusLost = true;
+
     for(i = 0; gamestatusCVars[i].path; ++i)
         Con_AddVariable(gamestatusCVars + i);
 
@@ -1310,14 +1317,27 @@ int G_Responder(event_t* ev)
     // Eat all events once shutdown has begun.
     if(G_QuitInProgress()) return true;
 
-    // With the menu active, none of these should respond to input events.
-    if(G_GameState() == GS_MAP && !Hu_MenuIsActive() && !Hu_IsMessageActive())
+    if(G_GameState() == GS_MAP)
     {
-        if(ST_Responder(ev))
-            return true;
+        if(ev->type == EV_FOCUS)
+        {
+            if(gamePauseWhenFocusLost)
+            {
+                // Pause when focus lost.
+                G_SetPause(!ev->data1);
+            }
+            return false; // others might be interested
+        }
 
-        if(G_EventSequenceResponder(ev))
-            return true;
+        // With the menu active, none of these should respond to input events.
+        if(!Hu_MenuIsActive() && !Hu_IsMessageActive())
+        {
+            if(ST_Responder(ev))
+                return true;
+
+            if(G_EventSequenceResponder(ev))
+                return true;
+        }
     }
 
     return Hu_MenuResponder(ev);