Re: [help] gdm graphics greeter hack.

[Yang Hong <yanghong ccoss com cn>]

Adriano Del Vigna de Almeida wrote:

> Hello Y. Hong,
>
> I'm working in something like you are doing, but more simple.
>  
We are doing different work, I droped the original tree-view base user
list, and create a gnome-canvas based userlist, it's more complex . ;)

> Originally I have to give two double clicks at user list to GDM give me
> a password entry, at least in version 2.4.4.5 of GDM, the one I'm
> working.
> I have to change it to a single click at a user entry in the user list.
> I.e., the user gives a single click at his login name and GDM gives the
> password entry.
>
> For that I changed "greeter_item_ulist.c" row_activated and
> user_selected functions. I made user_selected do the same as
> row_activated. But this doesn't work good. Now I'll try your signal
> emission approach, with g_signal_emit_by_name.
>
> I'm sending to you my changes, if you can give any clue of what I'm
> doing wrong, could you?
>
> ### BOC ###
> static void
> user_selected (GtkTreeSelection *selection, gpointer data)
> {
>  GtkTreeModel *tm = NULL;
>  GtkTreeIter iter = {0};
>
>  if (pam_entry == NULL ||
>      ! selecting_user)
>    return;
>
>  if (gtk_tree_selection_get_selected (selection, &tm, &iter)) {
>      char *login;
>      gtk_tree_model_get (tm, &iter, GREETER_ULIST_LOGIN_COLUMN,
> 			  &login, -1);
>      if (login != NULL) {
>          GreeterItemInfo *pamlabel;
>
> 		  if (greeter_probably_login_prompt) {
> 			  gtk_entry_set_text (GTK_ENTRY (pam_entry), login);
>
> 			  printf ("%c%c%c%s\n", STX, BEL, GDM_INTERRUPT_SELECT_USER,
> 				  login);
> 			  fflush (stdout);
>
>  
you operate is all right. at this time, greeter will ask for passwd.
you could review the gdm_verify_user in verify_shadow.c , then you'll
got the workflow.

> 			  printf ("%c\n", STX);
> 			  fflush (stdout);
>  
delete the two lines.

> #if 0		 
> 		  pamlabel = greeter_lookup_id ("pam-message");
> 		  if (pamlabel != NULL)
> 			g_object_set (G_OBJECT (pamlabel->item),
> 				  "text", _("Doubleclick on the user\nto log in"),
> 				  NULL);
> #endif		  
> 		  pamlabel = greeter_lookup_id ("pam-message");
> 		  if (pamlabel != NULL)
> 			g_object_set (G_OBJECT (pamlabel->item),
> 				  "text", _("Enter your password"),
> 				  NULL);
> 		}
>    }
>  }
> }
>
> static void
> row_activated (GtkTreeView *tree_view,
> 	       GtkTreePath *path,
> 	       GtkTreeViewColumn *column)
> {
> #if 0
>  GtkTreeModel *tm = NULL;
>  GtkTreeIter iter = {0};
>  GtkTreeSelection *selection;
>
>  if ( ! selecting_user)
>    return;
>
>  selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view));
>
>  if (gtk_tree_selection_get_selected (selection, &tm, &iter))
>    {
>      char *login;
>      gtk_tree_model_get (tm, &iter, GREETER_ULIST_LOGIN_COLUMN,
> 			  &login, -1);
>      if (login != NULL)
>        {
> 	  printf ("%c%c%c%s\n", STX, BEL, GDM_INTERRUPT_SELECT_USER,
> 		  login);
> 	  fflush (stdout);
> 	}
>    }
> #endif
> }
> ### EOC ###
>
> One last. Could you send me your modifications? I think I can learn more
> about GDM looking at it. And if you like, I could even help you in your
> modifications since I liked them a lot!
>
>  
My modifications is too complex and ugly, dirty...etc. ;)

> Thanks!
>
> Em Seg, 2004-05-10 às 00:15, Yang Hong escreveu:
>  
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