Re: GtkTextBuffer, Gnome VFS, and UTF8 encoding...

On Wed, 2005-09-14 at 16:55 -0700, Micah Carrick wrote:
> I'm still wet behind the ears hear so bare with me.  I'm trying to load 
> a text file into a GtkTextBuffer.  When doing so with local text files, 
> no problem.  However, when I open a file that I created on my Windows 
> system, the program crashes due to utf8 validation.  So used 
> g_utf8_validate() to catch this.  However, I need to be able to read 
> this type of file (it's a text file containing assembly code).  I'm 
> using something like the following to read the file (using gnome-vfs):
> do {
>    result = gnome_vfs_read (handle,
>            text_buffer,
>            BUFFER_SIZE,
>            &bytes_read);
>    bytes_total += bytes_read;
> } while(result == GNOME_VFS_OK);
> if(result == GNOME_VFS_ERROR_EOF) {
>      if (!g_utf8_validate (text_buffer, (gssize)file_info->size, NULL))
>     {
>            g_debug("editor.c:open_file() Cannot open file.  UTF8 
> validation failed.\n");
>             /* clean up */
>             text_buffer = NULL;
>             g_free(text_buffer);
>             gnome_vfs_close(handle);
>             return FALSE;   
>     }
> bla bla bla....
> Is there some easy way to determine the character coding of the file I'm 
> opening and make a conversion before trying to put it into a 
> GtkTextBuffer?  Does GnomeVFS have anything?  I couldn't find anything 
> in the documentation.   I've been trying to figure out how gedit does it 
> by looking through the souce but I'm afraid I'm still quite new to this.

  I don't know, but I think gedit has this.  Browsing gedit source
should give you some code you can copy, if your program is GPL.


Gustavo J. A. M. Carneiro
<gjc inescporto pt> <gustavo users sourceforge net>
The universe is always one step beyond logic.

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