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can move only when exactly one clip is selected (and not in playback/paused)

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Brandon Lewis 2010-08-04 18:02:14 +02:00 committed by Edward Hervey
parent a6968fc33a
commit 9e2352332a
1 changed files with 18 additions and 0 deletions
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18
tests/examples/ges-ui.c
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@ -72,6 +72,8 @@ typedef struct App
GtkAction *delete;
GtkAction *play;
GtkAction *stop;
GtkAction *move_up;
GtkAction *move_down;
GtkComboBox *halign;
GtkComboBox *valign;
@ -140,6 +142,18 @@ update_add_transition_sensitivity (App * app)
(app->state != GST_STATE_PAUSED) && (app->n_objects));
}
static void
update_move_up_down_sensitivity (App * app)
{
gboolean can_move;
can_move = (app->n_selected == 1) &&
(app->state != GST_STATE_PLAYING) && (app->state != GST_STATE_PAUSED);
gtk_action_set_sensitive (app->move_up, can_move);
gtk_action_set_sensitive (app->move_down, can_move);
}
/* Backend callbacks ********************************************************/
static gboolean
@ -310,6 +324,7 @@ pipeline_state_changed_cb (App * app)
update_delete_sensitivity (app);
update_add_transition_sensitivity (app);
update_move_up_down_sensitivity (app);
playing_or_paused = (app->state == GST_STATE_PLAYING) ||
(app->state == GST_STATE_PAUSED);
@ -643,6 +658,8 @@ create_ui (App * app)
GET_WIDGET (app->delete, "delete", GTK_ACTION);
GET_WIDGET (app->play, "play", GTK_ACTION);
GET_WIDGET (app->stop, "stop", GTK_ACTION);
GET_WIDGET (app->move_up, "move_up", GTK_ACTION);
GET_WIDGET (app->move_down, "move_down", GTK_ACTION);
GET_WIDGET (app->seconds, "seconds", GTK_ENTRY);
GET_WIDGET (app->generic_duration, "generic_duration", GTK_WIDGET);
GET_WIDGET (app->background_type, "background_type", GTK_COMBO_BOX);
@ -1019,6 +1036,7 @@ app_selection_changed_cb (GtkTreeSelection * selection, App * app)
update_delete_sensitivity (app);
update_add_transition_sensitivity (app);
update_move_up_down_sensitivity (app);
gtk_widget_set_visible (app->properties, app->n_selected > 0);