Remove need of SDL in chat.c

src/openrct2/input.c

@@ -1419,6 +1419,22 @@ static void input_handle_console(sint32 key)
     }
 }
 
+static void input_handle_chat(sint32 key)
+{
+    CHAT_INPUT input = CHAT_INPUT_NONE;
+    switch (key) {
+    case SDL_SCANCODE_ESCAPE:
+        input = CHAT_INPUT_CLOSE;
+        break;
+    case SDL_SCANCODE_RETURN:
+        input = CHAT_INPUT_SEND;
+        break;
+    }
+    if (input != CHAT_INPUT_NONE) {
+        chat_input(input);
+    }
+}
+
 /**
  *
  *  rct2: 0x006E3B43
@@ -1540,7 +1556,7 @@ void game_handle_keyboard_input()
             input_handle_console(key);
             continue;
         } else if (gChatOpen) {
-            chat_input(key);
+            input_handle_chat(key);
             continue;
         }
 

src/openrct2/interface/chat.c

@@ -215,19 +215,21 @@ void chat_history_add(const char * src)
     Mixer_Play_Effect(SOUND_NEWS_ITEM, 0, SDL_MIX_MAXVOLUME, 0, 1.5f, true);
 }
 
-void chat_input(sint32 c)
+void chat_input(CHAT_INPUT input)
 {
-    switch (c) {
+    switch (input) {
-    case SDL_SCANCODE_RETURN:
+    case CHAT_INPUT_SEND:
         if (strlen(_chatCurrentLine) > 0) {
             network_send_chat(_chatCurrentLine);
         }
         chat_clear_input();
         chat_close();
-        return;
+        break;
-    case SDL_SCANCODE_ESCAPE:
+    case CHAT_INPUT_CLOSE:
         chat_close();
-        return;
+        break;
+    default:
+        break;
     }
 }
 

src/openrct2/interface/chat.h

@@ -25,6 +25,13 @@
 #define CHAT_MAX_MESSAGE_LENGTH 200
 #define CHAT_MAX_WINDOW_WIDTH 600
 
+typedef enum CHAT_INPUT
+{
+    CHAT_INPUT_NONE,
+    CHAT_INPUT_SEND,
+    CHAT_INPUT_CLOSE,
+} CHAT_INPUT;
+
 extern bool gChatOpen;
 
 void chat_open();
@@ -36,7 +43,7 @@ void chat_update();
 void chat_draw(rct_drawpixelinfo * dpi);
 
 void chat_history_add(const char *src);
-void chat_input(sint32 c);
+void chat_input(CHAT_INPUT input);
 
 sint32 chat_string_wrapped_get_height(void *args, sint32 width);
 sint32 chat_history_draw_string(rct_drawpixelinfo *dpi, void *args, sint32 x, sint32 y, sint32 width);