From: Holger Schemel <info@artsoft.org>
Date: Thu, 21 Mar 2019 08:17:57 +0000 (+0100)
Subject: added generic support for handling user events
X-Git-Tag: 4.1.3.0~25
X-Git-Url: https://git.artsoft.org/?p=rocksndiamonds.git;a=commitdiff_plain;h=c38790fcee093efb156366bb4a02dbde55085ca4

added generic support for handling user events
---

diff --git a/src/events.c b/src/events.c
index 05c4f2a0..9966905b 100644
--- a/src/events.c
+++ b/src/events.c
@@ -218,6 +218,10 @@ static void HandleEvents(void)
 	HandleKeyEvent((KeyEvent *) &event);
 	break;
 
+      case EVENT_USER:
+	HandleUserEvent((UserEvent *) &event);
+	break;
+
       default:
 	HandleOtherEvents(&event);
 	break;
@@ -1599,6 +1603,15 @@ void HandleDropEvent(Event *event)
     SDL_free(event->drop.file);
 }
 
+void HandleUserEvent(UserEvent *event)
+{
+  switch (event->code)
+  {
+    default:
+      break;
+  }
+}
+
 void HandleButton(int mx, int my, int button, int button_nr)
 {
   static int old_mx = 0, old_my = 0;
diff --git a/src/events.h b/src/events.h
index 1294689f..ef61b605 100644
--- a/src/events.h
+++ b/src/events.h
@@ -32,6 +32,7 @@ void HandlePauseResumeEvent(PauseResumeEvent *);
 boolean HandleKeysDebug(Key, int);
 void HandleKeyEvent(KeyEvent *);
 void HandleDropEvent(Event *);
+void HandleUserEvent(UserEvent *);
 
 void HandleToonAnimations(void);
 
diff --git a/src/libgame/sdl.h b/src/libgame/sdl.h
index 627617d2..e4b2b684 100644
--- a/src/libgame/sdl.h
+++ b/src/libgame/sdl.h
@@ -88,6 +88,21 @@ struct MouseCursorInfo
   byte mask[CURSOR_MAX_WIDTH * CURSOR_MAX_HEIGHT / 8];
 };
 
+struct UserEventInfo
+{
+  // same as in "struct SDL_UserEvent"
+  Uint32 type;
+  Uint32 timestamp;
+  Uint32 windowID;
+  Sint32 code;
+
+  // changed to use integer values instead of void pointers
+  Uint32 value1;
+  Uint32 value2;
+};
+
+typedef struct UserEventInfo	UserEvent;
+
 
 // SDL symbol definitions
 
@@ -106,6 +121,7 @@ struct MouseCursorInfo
 #define EVENT_TEXTINPUT		SDL_TEXTINPUT
 #define EVENT_KEYPRESS		SDL_KEYDOWN
 #define EVENT_KEYRELEASE	SDL_KEYUP
+#define EVENT_USER		SDL_USEREVENT
 #define EVENT_QUIT		SDL_QUIT
 
 #define KSYM_UNDEFINED		SDLK_UNKNOWN
diff --git a/src/libgame/system.c b/src/libgame/system.c
index fc1e0c69..15e86a4a 100644
--- a/src/libgame/system.c
+++ b/src/libgame/system.c
@@ -1733,6 +1733,20 @@ void StopTextInput(void)
 #endif
 }
 
+void PushUserEvent(int code, int value1, int value2)
+{
+  UserEvent event;
+
+  SDL_memset(&event, 0, sizeof(event));
+
+  event.type = EVENT_USER;
+  event.code = code;
+  event.value1 = value1;
+  event.value2 = value2;
+
+  SDL_PushEvent((SDL_Event *)&event);
+}
+
 
 // ============================================================================
 // joystick functions
diff --git a/src/libgame/system.h b/src/libgame/system.h
index 68e5a33e..cf49d86f 100644
--- a/src/libgame/system.h
+++ b/src/libgame/system.h
@@ -1854,6 +1854,7 @@ KeyMod GetKeyModState(void);
 KeyMod GetKeyModStateFromEvents(void);
 void StartTextInput(int, int, int, int);
 void StopTextInput(void);
+void PushUserEvent(int, int, int);
 
 void InitJoysticks(void);
 boolean ReadJoystick(int, int *, int *, boolean *, boolean *);