From b97ca87ea9a57ff2c0c90cd574fe8a86becb7002 Mon Sep 17 00:00:00 2001
From: Szymon Wilczek <kazeuser@gmail.com>
Date: Wed, 2 Jul 2008 20:29:29 +0000
Subject: [PATCH] Proximity events and evil-temporary makefile repair

---
 configure.in                  |  2 ++
 include/SDL_events.h          | 20 ++++++++++++++++----
 src/events/SDL_mouse.c        | 18 ++++++++++++++++++
 src/video/x11/SDL_x11events.c | 13 +++++++++++++
 src/video/x11/SDL_x11video.c  | 15 +++++++++++----
 5 files changed, 60 insertions(+), 8 deletions(-)

diff --git a/configure.in b/configure.in
index 33f9b1b42..860ed6da7 100644
--- a/configure.in
+++ b/configure.in
@@ -1033,6 +1033,8 @@ AC_HELP_STRING([--enable-x11-shared], [dynamically load X11 support [[default=ma
             SOURCES="$SOURCES $srcdir/src/video/Xext/XmuStdCmap/*.c"
             EXTRA_CFLAGS="$EXTRA_CFLAGS $X_CFLAGS"
 
+	    enable_x11_shared=no
+
             if test x$enable_x11_shared = xmaybe; then
                 enable_x11_shared=$x11_symbols_private
             fi
diff --git a/include/SDL_events.h b/include/SDL_events.h
index 5792cd569..347370abc 100644
--- a/include/SDL_events.h
+++ b/include/SDL_events.h
@@ -72,9 +72,11 @@ typedef enum
     SDL_JOYBUTTONUP,            /**< Joystick button released */
     SDL_QUIT,                   /**< User-requested quit */
     SDL_SYSWMEVENT,             /**< System specific event */
+    SDL_PROXIMITYIN,        /**< Proximity In event */
+    SDL_PROXIMITYOUT,        /**< Proximity Out event */
     SDL_EVENT_RESERVED1,        /**< Reserved for future use... */
-    SDL_EVENT_RESERVED2,        /**< Reserved for future use... */
-    SDL_EVENT_RESERVED3,        /**< Reserved for future use... */
+    SDL_EVENT_RESERVED2,
+    SDL_EVENT_RESERVED3,
     /* Events SDL_USEREVENT through SDL_MAXEVENTS-1 are for your use */
     SDL_USEREVENT = 24,
     /* This last event is only for bounding internal arrays
@@ -112,7 +114,9 @@ typedef enum
         SDL_EVENTMASK(SDL_JOYHATMOTION) |
         SDL_EVENTMASK(SDL_JOYBUTTONDOWN) | SDL_EVENTMASK(SDL_JOYBUTTONUP),
     SDL_QUITMASK = SDL_EVENTMASK(SDL_QUIT),
-    SDL_SYSWMEVENTMASK = SDL_EVENTMASK(SDL_SYSWMEVENT)
+    SDL_SYSWMEVENTMASK = SDL_EVENTMASK(SDL_SYSWMEVENT),
+    SDL_PROXIMITYINMASK = SDL_EVENTMASK(SDL_PROXIMITYIN),
+    SDL_PROXIMITYOUTMASK = SDL_EVENTMASK(SDL_PROXIMITYOUT)
 } SDL_EventMask;
 #define SDL_ALLEVENTS		0xFFFFFFFF
 
@@ -317,6 +321,14 @@ typedef struct SDL_ResizeEvent
     int h;
 } SDL_ResizeEvent;
 
+typedef struct SDL_ProximityEvent
+{
+    Uint8 which;
+    Uint8 type;
+    int x;
+    int y;
+} SDL_ProximityEvent;
+
 /**
  * \union SDL_Event
  *
@@ -338,7 +350,7 @@ typedef union SDL_Event
     SDL_QuitEvent quit;             /**< Quit request event data */
     SDL_UserEvent user;             /**< Custom event data */
     SDL_SysWMEvent syswm;           /**< System dependent window event data */
-
+    SDL_ProximityEvent proximity;    /**< Proximity In or Out event */
     /* Temporarily here for backwards compatibility */
     SDL_ActiveEvent active;
     SDL_ResizeEvent resize;
diff --git a/src/events/SDL_mouse.c b/src/events/SDL_mouse.c
index 05acacf3e..89a1dee51 100644
--- a/src/events/SDL_mouse.c
+++ b/src/events/SDL_mouse.c
@@ -318,6 +318,24 @@ SDL_SetMouseFocus(int id, SDL_WindowID windowID)
     }
 }
 
+int
+SDL_SendProximity(int id, int x, int y, int type)
+{
+    int index=SDL_GetIndexById(id);
+    int posted=0;
+    if(SDL_ProcessEvents[type]==SDL_ENABLE)
+    {
+        SDL_Event event;
+        event.proximity.which=index;
+        event.proximity.x=x;
+        event.proximity.y=y;
+        event.type=type;
+        event.proximity.type=type;
+        posted = (SDL_PushEvent(&event) > 0);
+    }
+    return posted;
+}
+
 int
 SDL_SendMouseMotion(int id, int relative, int x, int y,int z)
 {
diff --git a/src/video/x11/SDL_x11events.c b/src/video/x11/SDL_x11events.c
index 376cd5912..29fde2c79 100644
--- a/src/video/x11/SDL_x11events.c
+++ b/src/video/x11/SDL_x11events.c
@@ -35,6 +35,9 @@
 extern int motion;
 extern int button_pressed;
 extern int button_released;
+extern int proximity_in;
+extern int proximity_out;
+
 
 static void
 X11_DispatchEvent(_THIS)
@@ -315,6 +318,16 @@ X11_DispatchEvent(_THIS)
                 SDL_SendMouseButton(released->deviceid, SDL_RELEASED,
                                 released->button);
             }
+            else if(xevent.type==proximity_in)
+            {
+                XProximityNotifyEvent* proximity = (XProximityNotifyEvent*)&xevent;
+                SDL_SendProximity(proximity->deviceid, proximity->x, proximity->y,SDL_PROXIMITYIN);
+            }
+            else if(xevent.type==proximity_out)
+            {
+                XProximityNotifyEvent* proximity = (XProximityNotifyEvent*)&xevent;
+                SDL_SendProximity(proximity->deviceid, proximity->x, proximity->y,SDL_PROXIMITYOUT);
+            }
             else
             {
 #ifdef DEBUG_XEVENTS
diff --git a/src/video/x11/SDL_x11video.c b/src/video/x11/SDL_x11video.c
index 3f18dae03..35347a3ef 100644
--- a/src/video/x11/SDL_x11video.c
+++ b/src/video/x11/SDL_x11video.c
@@ -35,6 +35,7 @@ int SDL_NumOfXDevices;
 XEventClass SDL_XEvents[256];
 int SDL_NumOfXEvents;
 int motion, button_pressed, button_released;
+int proximity_in, proximity_out;
 
 /* Initialization/Query functions */
 static int X11_VideoInit(_THIS);
@@ -277,17 +278,23 @@ X11_VideoInit(_THIS)
 
 	/* proximity events */
 	ProximityIn(SDL_XDevices[i],c_not_needed,xEvent);
-	if (xEvent) SDL_XEvents[index++] = xEvent;
+	if (xEvent)
+    {
+        SDL_XEvents[index++] = xEvent;
+        proximity_in=c_not_needed;
+    }
 	ProximityOut(SDL_XDevices[i],c_not_needed,xEvent);
-	if (xEvent) SDL_XEvents[index++] = xEvent;
-
+	if (xEvent)
+    {
+        SDL_XEvents[index++] = xEvent;
+        proximity_out=c_not_needed;
+    }
 	/* motion events */
 	DeviceMotionNotify(SDL_XDevices[i],c_not_needed,xEvent);
 	if (xEvent) 
     {
         SDL_XEvents[index++] = xEvent;
         motion=c_not_needed;
-        //printf("motion: %d", c_not_needed);
     }
 
 	/* device state */