new MsgHandler replacing common

Most things moved to macros



git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@1542 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Core/Common/Src/MsgHandler.cpp

@@ -0,0 +1,67 @@
+// Copyright (C) 2003-2008 Dolphin Project.
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, version 2.0.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License 2.0 for more details.
+
+// A copy of the GPL 2.0 should have been included with the program.
+// If not, see http://www.gnu.org/licenses/
+
+// Official SVN repository and contact information can be found at
+// http://code.google.com/p/dolphin-emu/
+
+#include <stdio.h>
+
+#include "Common.h"
+#include "StringUtil.h"
+
+bool DefaultMsgHandler(const char* caption, const char* text, bool yes_no);
+
+static MsgAlertHandler msg_handler = DefaultMsgHandler;
+
+void RegisterMsgAlertHandler(MsgAlertHandler handler) {
+    msg_handler = handler;
+}
+
+bool MsgAlert(const char* caption, bool yes_no, 
+              const char* format, ...) {
+    
+    char buffer[2048];
+    va_list args;
+    bool ret = false;
+
+    va_start(args, format);
+    CharArrayFromFormatV(buffer, 2048, format, args);
+
+    LOG(MASTER_LOG, "%s: %s", caption, buffer);
+
+     if (msg_handler) {
+         ret = msg_handler(caption, buffer, yes_no);
+     }
+     
+     va_end(args);
+     return ret;
+}
+
+bool DefaultMsgHandler(const char* caption, const char* text, 
+                       bool yes_no) {
+
+#ifdef _WIN32
+    if (yes_no)
+        return IDYES == MessageBox(0, text, caption, 
+                                   MB_ICONQUESTION | MB_YESNO);
+    else {
+        MessageBox(0, text, caption, MB_ICONWARNING);
+        return true;
+    }
+#else
+    printf("%s\n", text);
+    return true;
+#endif
+}
+