void
mate_volume_control_preferences_change (MateVolumeControlPreferences *prefs,
GstElement *element)
{
GstMixer *mixer;
GtkTreeIter iter;
GtkListStore *store;
const GList *item;
gint pgnum;
g_return_if_fail (GST_IS_MIXER (element));
mixer = GST_MIXER (element);
store = GTK_LIST_STORE (gtk_tree_view_get_model (GTK_TREE_VIEW (prefs->treeview)));
/* remove old */
while (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (store), &iter)) {
gtk_list_store_remove (store, &iter);
}
/* take/put reference */
gst_object_replace ((GstObject **) &prefs->mixer, GST_OBJECT (element));
/* add all tracks */
mate_volume_control_element_whitelist (mixer, NULL);
for (item = gst_mixer_list_tracks (mixer);
item != NULL; item = item->next) {
GstMixerTrack *track = item->data;
gboolean active = mate_volume_control_element_is_to_show (prefs->settings, mixer, track);
pgnum = get_page_num (mixer, track);
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter,
COL_ACTIVE, active,
COL_LABEL, track->label,
COL_TRACK, track,
COL_TYPE, get_page_description (pgnum),
COL_PAGE, pgnum,
-1);
}
}
static int __devinit touch_tool_probe( struct platform_device *pdev )
{
struct synaptics_rmi4_data *rmi_data = ( struct synaptics_rmi4_data* )pdev->dev.platform_data;
struct touch_tool_data *tool_data;
if( !rmi_data )
{
printk( "TTUCH : The pointer of RMI data is NULL\n" );
return -ENOMEM;
}
if( !( tool_data = allocate_memory() ) )
{
printk( "TTUCH : allocate Memory failed\n" );
return -ENOMEM;
}
if( !create_command_string_list( &tool_data->string ) )
{
printk( "TTUCH : Create command failed\n" );
release_memory( tool_data );
return -EINVAL;
}
tool_data->rmi_data = rmi_data;
if( load_command( &tool_data->command, get_load_command_pointer(), get_load_command_counter() ) )
{
struct control_node_load file_node;
// Create file node in sys/class/touch/rmi4
file_node.class_name = "touch", file_node.device_name = "rmi4";
file_node.file_node_data = tool_data, file_node.control_read = tool_command, file_node.control_write = tool_control, file_node.info_read = tool_info;
tool_data->file_node_class = control_file_node_register( &file_node );
dev_set_drvdata( &pdev->dev, tool_data );
info_print( INFO_BUFFER_INIT, NULL, tool_data->info_buffer, INFO_BUFFER_SIZE );
INIT_LIST_HEAD( &tool_data->descriptor_list );
get_page_description( tool_data );
get_touch_ic_info( tool_data, log_print );
printk( "TTUCH : Touch tool driver is ready\n" );
return 0;
}
release_memory( tool_data );
return -EINVAL;
}
