/**
* gva_main_progress_bar_show:
*
* Shows the progress bar in the main window's status bar and sets the
* mouse cursor to busy. Generally useful before starting a long-running
* foreground task.
**/
void
gva_main_progress_bar_show (void)
{
gva_main_progress_bar_set_fraction (0.0);
gtk_widget_show (GVA_WIDGET_MAIN_PROGRESS_BAR);
gva_main_cursor_busy ();
}
/**
* gva_main_analyze_roms:
* @error: return location for a #GError, or %NULL
*
* Executes the lengthy process of analyzing all available ROM and sample
* sets for correctness and then updating the games database with the new
* status information. The function updates the main window's progress bar
* to help track the analysis. The function is synchronous; it blocks until
* the analysis is complete or aborted.
*
* Returns: %TRUE if the analysis completed successfully,
* %FALSE if the analysis failed or was aborted
**/
gboolean
gva_main_analyze_roms (GError **error)
{
GvaProcess *process;
GvaProcess *process2 = NULL;
guint context_id;
gboolean main_loop_quit = FALSE;
gboolean success = FALSE;
guint timeout_id = 0;
context_id = gva_main_statusbar_get_context_id (G_STRFUNC);
process = gva_audit_roms (error);
if (process == NULL)
goto exit;
process2 = gva_audit_samples (error);
if (process2 == NULL)
goto exit;
gva_main_progress_bar_show ();
gva_main_progress_bar_set_fraction (0.0);
gva_main_statusbar_push (context_id, _("Analyzing ROM files…"));
timeout_id = g_timeout_add (
PROGRESS_BAR_PULSE_INTERVAL_MS,
main_progress_bar_pulse_cb,
GVA_WIDGET_MAIN_PROGRESS_BAR);
while (!gva_process_has_exited (process, NULL))
main_loop_quit = gtk_main_iteration ();
if (main_loop_quit)
goto exit;
while (!gva_process_has_exited (process2, NULL))
main_loop_quit = gtk_main_iteration ();
if (main_loop_quit)
goto exit;
success = TRUE;
gva_main_statusbar_pop (context_id);
gva_main_progress_bar_hide ();
exit:
if (timeout_id > 0)
g_source_remove (timeout_id);
if (process != NULL)
g_object_unref (process);
if (process2 != NULL)
g_object_unref (process2);
return success;
}
/**
* gva_main_progress_bar_show:
*
* Shows the progress bar in the main window's status bar and sets the
* mouse cursor to busy. Generally useful before starting a long-running
* foreground task.
**/
void
gva_main_progress_bar_show (void)
{
GtkWindow *window;
window = GTK_WINDOW (GVA_WIDGET_MAIN_WINDOW);
gtk_window_set_has_resize_grip (window, FALSE);
gva_main_progress_bar_set_fraction (0.0);
gtk_widget_show (GVA_WIDGET_MAIN_PROGRESS_BAR);
gva_main_cursor_busy ();
}
/**
* gva_main_build_database:
* @error: return location for a #GError, or %NULL
*
* Executes the lengthy process of constructing the games database.
* The function updates the main window's progress bar to help track
* the database construction. The function is synchronous; it blocks
* until database construction is complete or aborted.
*
* Returns: %TRUE if the database construction was successful,
* %FALSE if construction failed or was aborted
**/
gboolean
gva_main_build_database (GError **error)
{
GvaProcess *process;
guint context_id;
guint total_supported;
gboolean main_loop_quit = FALSE;
gboolean success = FALSE;
/* XXX Comment this code! */
context_id = gva_main_statusbar_get_context_id (G_STRFUNC);
total_supported = gva_mame_get_total_supported (NULL);
process = gva_db_build (error);
if (process == NULL)
goto exit;
gva_main_progress_bar_show ();
gva_main_progress_bar_set_fraction (0.0);
gva_main_statusbar_push (context_id, _("Building game database…"));
g_signal_connect (
process, "notify::progress",
G_CALLBACK (main_build_database_progress_cb),
GUINT_TO_POINTER (total_supported));
while (!gva_process_has_exited (process, NULL))
main_loop_quit = gtk_main_iteration ();
if (main_loop_quit)
goto exit;
success = TRUE;
gva_main_statusbar_pop (context_id);
gva_main_progress_bar_hide ();
exit:
if (process != NULL)
g_object_unref (process);
return success;
}
static void
main_build_database_progress_cb (GvaProcess *process,
GParamSpec *pspec,
gpointer user_data)
{
guint total_supported = GPOINTER_TO_UINT (user_data);
gdouble fraction = 0.0;
if (total_supported != 0)
{
guint progress;
progress = gva_process_get_progress (process);
fraction = (gdouble) progress / (gdouble) total_supported;
fraction = CLAMP (fraction, 0.0, 1.0);
}
gva_main_progress_bar_set_fraction (fraction);
}
