Answering to my self. For now I don't run gtk+ tests in a forked
environment. There seems to be some curruption/problem with the gdk_thread
handing in this case.
Stefan
On 10:05:38 pm 03/08/2006 Stefan Kost <[EMAIL PROTECTED]> wrote:
> hi,
>
> for unit-tests I open a second display on a Xvfb server which I start
> before. This elaready works nicely. Now I also take screenshots from
> the test-runs, for the manuals. This combined with altering the
> envoronment (LC_ALL='en fr de ...') creates me localized screenshots.
> So far so good. The issue is that gtk+ uses the default theme on the
> new display. While the API docs are very sparse about how the theme
> stuff works, even reading the sources did not really help.
>
> Below is the code I use so far. As soon as I call
> gtk_settings_get_for_screen(default_screen); I get stuff like
>
> The program 'check_buzzard' received an X Window System error.
> This probably reflects a bug in the program.
> The error was 'BadRequest (invalid request code or no such
> operation)'. (Details: serial 96 error_code 1 request_code 0
> minor_code 0) (Note to programmers: normally, X errors are reported
> asynchronously; that is, you will receive the error a while after
> causing it. To debug your program, run it with the --sync command
> line option to change this behavior. You can then get a meaningful
> backtrace from your debugger if you break on the gdk_x_error()
> function.)
>
> Each test itself gets run in a fork(). If I add gdk_threads_leave();
> ... gdk_threads_enter(); around if(gtk_settings_get_for_screen()) ...
> the application blocks :( Any idea?
>
> Stefan
>
>
> if((display_manager = gdk_display_manager_get())) {
> GdkScreen *default_screen;
> GtkSettings *default_settings;
> gchar *theme_name;
>
> default_display =
> gdk_display_manager_get_default_display(display_manager);
> if((default_screen = gdk_display_get_default_screen(default_display)
> )) {
> if((default_settings = gtk_settings_get_for_screen(default_screen)
> )) {
> g_object_get(default_settings,"gtk-theme-name",&theme_name,NULL)
> ;
> GST_INFO("current theme is \"%s\"",theme_name);
> //g_object_unref(default_settings);
> }
> else GST_WARNING("can't get default_settings");
> //g_object_unref(default_screen);
> }
> else GST_WARNING("can't get default_screen");
>
> if((test_display = gdk_display_open(display_name))) {
> GdkScreen *test_screen;
> GtkSettings *test_settings;
>
> if((test_screen = gdk_display_get_default_screen(test_display))) {
> if((test_settings = gtk_settings_get_for_screen(test_screen))) {
> g_object_set(test_settings,"gtk-theme-name",theme_name,NULL);
> gtk_rc_reparse_all_for_settings(test_settings,TRUE);
> GST_INFO("theme switched ");
> //g_object_unref(test_settings);
> }
> else GST_WARNING("can't get test_settings on display:
> \"%s\"",display_name);
> //g_object_unref(test_screen);
> }
> else GST_WARNING("can't get test_screen on display:
> \"%s\"",display_name);
>
> gdk_display_manager_set_default_display(display_manager,test_displ
> ay);
> GST_INFO("display %p,\"%s\" is
> active",test_display,gdk_display_get_name(test_display));
> }
> else {
> GST_WARNING("failed to open display: \"%s\"",display_name);
> }
> g_free(theme_name);
> }
> else {
> GST_WARNING("can't get display-manager");
> }
>
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