1 files changed, 73 insertions, 0 deletions
diff --git a/source/gui.c b/source/gui.c
index 91c7f8d..713ad02 100644
--- a/source/gui.c
+++ b/source/gui.c
@@ -116,3 +116,76 @@ int GUI_Menu(const char *opts[])
     return sel;
 }
 
+
+void GUI_Alert(int fatal, const char *text)
+{
+    char line[80];
+    int h;
+    const char *p;
+    char *d;
+
+    h=40;
+    p=text;
+
+    while(*p)
+    {
+    	if (*p++=='\n')
+	{
+	    h+=8;
+	}
+    }
+
+    FB_FillBox(0,0,SCREEN_WIDTH,h,FB_RGB(0,0,0));
+    FB_Box(1,1,SCREEN_WIDTH-2,h-2,FB_RGB(31,0,0));
+
+    p=text;
+    h=4;
+    d=line;
+
+    while(*p)
+    {
+    	if (*p=='\n')
+	{
+	    *d++=0;
+	    p++;
+	    FB_Centre(line,h,FB_RGB(31,31,31),-1);
+	    h+=8;
+	    d=line;
+	}
+	else
+	{
+	    *d++=*p++;
+	}
+    }
+
+    if (d>line)
+    {
+	*d=0;
+	FB_Centre(line,h,FB_RGB(31,31,31),-1);
+	h+=8;
+    }
+
+    if (!fatal)
+    {
+	FB_Centre("PRESS ANY BUTTON OR SCREEN",h+16,FB_RGB(31,31,0),-1);
+
+	while(!keysDown())
+	{
+	    swiWaitForVBlank();
+	}
+
+	while(keysHeld())
+	{
+	    swiWaitForVBlank();
+	}
+    }
+    else
+    {
+	FB_Centre("PLEASE RESET YOUR CONSOLE",h+16,FB_RGB(31,31,0),-1);
+
+	while(1)
+	{
+	    swiWaitForVBlank();
+	}
+    }
+}